Comarative Analysis of Video Games

Comparative Study of Video Gaming Systems Final Report Due Date: August 10, 2011 Table of Contents Introduction†¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦4 Research Data†¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦5 Results†¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦ 17 Conclusions†¦Ã¢â‚¬ ¦Ã ¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦24 Recommendations†¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦. 25 Bibliography†¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦Ã¢â‚¬ ¦.. 27 List of Figures Graph 1. 1: Role-Playing Games Bar Graph Graph 1. 2: Adventure Games Bar Graph Graph 1. 3: Platformer Games Bar Graph Table 1. 1: Xbox 360 – Hardware SpecificationT able 1. 2: Xbox 360 – Total Games in Preferred Genres Table 1. 3: Wii – Hardware Specification Table 1. 4: Wii – Total Games in Preferred Genres Table 1. 5: Playstation 3 – Hardware Specificaton Table 1. 6: Playstation 3 – Total Games in Preferred Genres Table 1. 7: Comparing Costs Table 1. 8: Comparing Hardware Specifications Table 1. 9: Comparing Games Offered pt. 1 Table 1. 10: Comparing Games Offered pt. 2 Table 1. 11: Comparing Target Demographic Table 1. 12: Comparing Common Hardware Malfunctions and Glitches Table 1. 13: Comparing Movie-Playing Features Table 1. 14: Overall RankingTable 1. 15: Retail Locations and Prices Introduction Pascal, after remodeling your house and adding a bonus/entertainment room, you mentioned that you would love to buy a new video gaming system. The last video gaming system that you owned was a Nintendo 64, which pales in comparison to the systems available today. Since owning a Nintendo 64, your experience with playing video games has been limited to playing MMORPGs (Massive Multi-player Online Role Playing Games) on your personal computer. I have been researching your options and am constantly considering your preferences and restrictions.Your primary preference is game genre, with your most preferred genre being Role-Playing. Several other genres that you are interested in are Action, Adventure, Platformers, and Strategy. Your only real restriction is a spending limit of $700 for your entire gaming setup. Other preferences that have been noted are the system’s Blu-Ray capabilities, and that the system targets a mature audience. The three most prominent video gaming systems on the market that fit your preferences are Microsoft’s Xbox 360, Nintendo’s Wii, and Sony’s Playstation 3. The following criteria are being used to evaluate your options. Cost * Hardware Specifications * Games Offered * Target demographic * Common Hardware Malfunctions and Glitches * Movie- Playing Features The remaining contents of this comparative study will be organized into the several sections. RESEARCH DATA will be presented organized first by option and then by evaluative criteria. Each of the evaluative criteria will be compared in the RESULTS section by showing the results for each option side-by-side. These results will be totaled and a final CONCLUSION will be made. Finally, I will make a RECOMMENDATION as to the most appropriate course of action.Research Data Microsoft Xbox 360 Cost: $199. 99 – includes a 4GB console with built-in wi-fi, one wireless controller, A/V cables, and a one-month subscription to Xbox LIVE Gold. Hardware Specification: The following table shows vital hardware specifications that are important to your gaming preferences. Table 1. 1: Xbox 360 – Hardware Specification * Media Type| * DVD| * CPU| * 3. 2  GHz PowerPC Tri-Core Xenon| * Internal Memory| * 4 GB Flash| * RAM| * 512 MB| * Online Services| * Xbox Live| * Onlin e Multi-Player Services| * Yes| * Connector Types| 1 x AV cable port,5 x USB 2. , 1 x Kinect port,1 x HDMI output1 x SPDIF output,1 x Ethernet| * * Games Offered: The following table shows how many Xbox 360 games are offered in your three most preferred genres. Table 1. 2: Xbox 360 – Total Games in Preferred Genres Genre| Titles Available| Action| 563| Role-Playing| 108| Strategy| 48| The following images show compiled game review scores by genre to show which console does best for several preferable genres. The results have been split into two types for each console. The lighter shaded color bars show the average score for all games for the specified system in that genre.The darker shaded color bars show the average score of just the top 5 best-scoring games in that genre for the specified system. Graph 1. 1: Role-Playing Games Bar Graph Graph 1. 2: Adventure Games Bar Graph Graph 1. 3: Platformer Games Bar Graph Target Demographic: The target demographic of the Xbox 360 is most easily identified and quantified by looking at the ESRB ratings of the most popular game titles. The following is a list of the number of Xbox 360 titles offered for each ESRB game rating. EVERYONE – 303 Titles rated E (Everyone) have content that may be suitable for ages 6 and older.Titles in this category may contain minimal cartoon, fantasy or mild violence and/or infrequent use of mild language. EVERYONE 10+ – 213 Titles rated E10+ (Everyone 10 and older) have content that may be suitable for ages 10 and older. Titles in this category may contain more cartoon, fantasy or mild violence, mild language and/or minimal suggestive themes. TEEN – 535 Titles rated T (Teen) have content that may be suitable for ages 13 and older. Titles in this category may contain violence, suggestive themes, crude humor, minimal blood, simulated gambling, and/or infrequent use of strong language. MATURE – 491Titles rated M (Mature) have content that may be suitable for persons ages 17 and older. Titles in this category may contain intense violence, blood and gore, sexual content and/or strong language. RATING PENDING – 149 Titles listed as RP (Rating Pending) have been submitted to the ESRB and are awaiting final rating. (This symbol appears only in advertising prior to a game's release. ) Common Hardware Malfunctions and Glitches: The ten most common hardware malfunctions and glitches for the Xbox 360 are as follow: * 3 red flashing lights, also known as â€Å"Red Ring of Death† * Open tray and/or disc error messages * No video or only audio DVD laser replacement * DVD drive replacement * System freezes, dotted video or similar issues * 1 red light, E74 * 2 red lights * Stuck DVD tray * White screen Most of these issues must be dealt with by professionals and will be costly. Self-repair is a possibility, but is not recommended. Most systems run into issues eventually, but the Xbox runs into hardware problems more frequently than the other options. Movie-Playing Features: The Xbox 360 is capable of playing the following types of multimedia discs (list does not include Blu-Ray): * Xbox 360 Discs * Xbox 1 Discs * DVDs * CDs * DVD-R * DVD+R * DVD-RW * DVD+RW * CD-R CD-RW * Dual Discs Nintendo’s Wii Cost: $149. 99 – includes one remote controller, one nun chuck controller, one wheel controller, one sensor bar, and Mario Kart for Wii. Hardware Specification: The following table shows vital hardware specifications that are important to your gaming preferences. Table 1. 3: Wii – Hardware Specification * Media Type| * Flash Memory Card, * Nintendo Wii Disc, * Nintendo GameCube Disc| * CPU| * 729 MHzIBM PowerPC â€Å"Broadway†| * Internal Memory| * 512 MB| * RAM| * 512 MB| * Online Services| * Nintendo Wi-Fi Connection, WiiConnect24,| * Online Multi-Player Services| * Yes| Connector Types| (4 pin USB Type A),4 x Game controller,Component video output,Composite video output,S-Video output,2 x USB| * Games Offered: The following table shows how many Wii games are offered in your three most preferred genres. Table 1. 4: Wii – Total Games in Preferred Genres Genre| Titles Available| Action| 593| Role-Playing| 33| Strategy| 32| Also, see the graphics and information in the section Microsoft’s Xbox 360 – Games Offered. Target Demographic: The target demographic of the Nintendo Wii is most easily identified and quantified by looking at the ESRB ratings of the most popular game titles.The following is a list of the number of Wii titles offered for each ESRB game rating. EVERYONE – 916 Titles rated E (Everyone) have content that may be suitable for ages 6 and older. Titles in this category may contain minimal cartoon, fantasy or mild violence and/or infrequent use of mild language. EVERYONE 10+ – 355 Titles rated E10+ (Everyone 10 and older) have content that may be suitable for ages 10 and older. Titles in this category may contain more cartoo n, fantasy or mild violence, mild language and/or minimal suggestive themes. TEEN – 374Titles rated T (Teen) have content that may be suitable for ages 13 and older. Titles in this category may contain violence, suggestive themes, crude humor, minimal blood, simulated gambling, and/or infrequent use of strong language. MATURE – 57 Titles rated M (Mature) have content that may be suitable for persons ages 17 and older. Titles in this category may contain intense violence, blood and gore, sexual content and/or strong language. RATING PENDING – 61 Titles listed as RP (Rating Pending) have been submitted to the ESRB and are awaiting final rating. This symbol appears only in advertising prior to a game's release. ) Common Hardware Malfunctions and Glitches: Three common hardware malfunctions and Glitches for the Wii console are as follows: * Power Supply Issue * WiConnect 24 Issue * Dual Layer Wii Disc Problem All of these minor issues are covered by warranty and do not occur on the same scale as other video gaming system. The most common issue relating to the Wii system occurs when an excess of light interferes with the Wii Remote. Movie-Playing Features: The Nintendo Wii is only capable of playing Wii and GameCube discs and does ot support the playing of DVD or Blu-Ray Discs. Sony’s Playstation 3 Cost: $299. 99 – Includes access to the Playstation Network at no charge, 160GB harddrive, and one wireless controller. Hardware Specification: The following table shows vital hardware specifications that are important to your gaming preferences. Table 1. 5: Playstation 3 – Hardware Specificaton * Media Type| * Blu-Ray| * CPU| * 3. 2 GHz IBM Cell Broadband Engine (8-core)| * Internal Memory| * 160 GB HDD| * RAM| * 256 MB XDRAM| * Online Services| * Playstation Network| * Online Multi-Player Services| * Yes| Connector Types| 2 x USB,1 x Ethernet,1 x HDMI output,1 x PlayStation 3 AV output,1 x SPDIF output| * Games Offered: The fol lowing table shows how many Playstation 3 games are offered in your three most preferred genres. Table 1. 6: Playstation 3 – Total Games in Preferred Genres Genre| Titles Available| Action| 536| Role-Playing| 117| Strategy| 33| Also, see the graphics and information in the section Microsoft’s Xbox 360 – Games Offered. Target Demographic: The target demographic of the Playstation 3 is most easily identified and quantified by looking at the ESRB ratings of the most popular game titles.The following is a list of the number of Playstation 3 titles offered for each ESRB game rating. EVERYONE – 481 Titles rated E (Everyone) have content that may be suitable for ages 6 and older. Titles in this category may contain minimal cartoon, fantasy or mild violence and/or infrequent use of mild language. EVERYONE 10+ – 186 Titles rated E10+ (Everyone 10 and older) have content that may be suitable for ages 10 and older. Titles in this category may contain more car toon, fantasy or mild violence, mild language and/or minimal suggestive themes. TEEN – 529 Titles rated T (Teen) have content that may be suitable for ages 13 and older.Titles in this category may contain violence, suggestive themes, crude humor, minimal blood, simulated gambling, and/or infrequent use of strong language. MATURE – 373 Titles rated M (Mature) have content that may be suitable for persons ages 17 and older. Titles in this category may contain intense violence, blood and gore, sexual content and/or strong language. RATING PENDING – 145 Titles listed as RP (Rating Pending) have been submitted to the ESRB and are awaiting final rating. (This symbol appears only in advertising prior to a game's release. ) Common Hardware Malfunctions and Glitches:The five most common Playstation 3 hardware malfunctions and glitches are as follows: * Yellow light of death (3 red light beeps) * Not reading games/blu-rays * No video * Stuck discs * No power Doing self-re pair is very difficult on the Playstation 3 is highly discouraged. Most of these issues are not easy fixes and require the replacement of key components. Movie-Playing Features: The Playstation 3 is capable of playing the following types of multimedia discs (list includes Blu-Ray): * Playstation 1,2, and 3 Discs * Blu-Ray Discs * DVDs * CDs * DVD-R * DVD+R * DVD-RW DVD+RW * CD-R * CD-RW * Dual Discs RESULTS Comparing Costs The following table shows your three options with their prices and a ranking based on affordability. Table 1. 7: Comparing Costs Option| Cost| Ranking (1-Best Option)| Microsoft’s Xbox 360| $199. 99| 2| Nintendo’s Wii| $149. 99| 1| Sony’s Playstation 3| $299. 99| 3| BEST OPTION: All Because you have already identified that your spending limit is $700 for a gaming setup, none of these options go against your cost preference. Cost is not a preventative factor in purchasing a video gaming system based on this information.However, if you decide th at you would like to readjust your spending limit given the substantial difference between your limit and the prices of the systems, the Wii is your best option. Comparing Hardware Specifications The table below lists the hardware specifications for each option, and also includes the online capabilities of each system and their respective networks. Table 1. 8: Comparing Hardware Specifications | Options| Hardware Specification| Xbox 360| Wii| Playstation 3| * * Media Type| * * DVD| * * Flash Memory Card, * Nintendo Wii Disc, * Nintendo GameCube Disc| * * Blu-Ray| * * CPU| * * 3.   GHz PowerPC Tri-Core Xenon| * * 729 MHzIBM PowerPC â€Å"Broadway†| * * 3. 2 GHz IBM Cell Broadband Engine (8-core)| * * Internal Memory| * * 4 GB Flash| * * 512 MB| * * 160 GB HDD| * * RAM| * * 512 MB| * * 512 MB| * * 256 MB XDRAM| * * Online Services| * * Xbox Live| * * Nintendo Wi-Fi Connection, WiiConnect24,| * * Playstation Network| * * Online Multi-Player Services| * * Yes| * * Yes| * * Yes| * * Connector Types| 1 x AV cable port,5 x USB 2. , 1 x Kinect port,1 x HDMI output1 x SPDIF output,1 x Ethernet| (4 pin USB Type A),4 x Game controller,Component video output,Composite video output,S-Video output,2 x USB| 2 x USB,1 x Ethernet,1 x HDMI output,1 x PlayStation 3 AV output,1 x SPDIF output| * Ranking| 1| 3| 2| BEST OPTION: Microsoft’s Xbox 360 Because your preference is to play online Role-Playing Games, the focus of the hardware specification criterion has to be online capabilities. When it comes to online game-play, Xbox 360 has the technical specifications to make it the best option.One of the most important specifications in a system is its processor speed. The Xbox 360 boasts a 3. 2  GHz PowerPC Tri-Core Xenon processor, which is the same speed as the Playstation 3, but far superior to the Wii. When it comes to intense online game play with potentially dozens of other players, it is important to have a processor that can keep up. To keep the whole system running smoothly and minimize lag time, it is also important to have a substantial amount of RAM. The Xbox 360 and Playstation 3 have 512 MB or RAM, while the Wii only has 256 MB.At this point, the Xbox and Playstation 3 are nearly equal in terms of specifications that lean toward online gaming. What really pushes the Xbox 360 in the lead is their network: Xbox Live. As of 2011, Xbox Live has over 30 million users worldwide. Most of the games that are played on the Xbox Live network are geared toward your gaming preference of Role-Playing and Adventure games. However, due to the massive size of the network and the sheer number of users, even a less popular category like Strategy is available for multi-player gaming.According to Michael McNeilly, an experienced Xbox 360 online gamer, â€Å"There is really nothing like the Xbox Live network out there. The network for PS3 is okay, but it isn’t nearly as big and has a lot of bugs that still haven’t been worked out. † Michael Mcneilly has played all of the other systems extensively, but due to his love for online gaming, he chose the Xbox 360. Ralph Jones, an avid Wii owner and player, explained to me that he really has no need to play online. He mostly enjoys the physical nature of the Wii’s gameplay, and doubts that the Wii is even capable of serious online gaming.According to Kyle Johnson, an avid gamer and owner of all three options, the Wii is not a competitive option in terms of online gaming. When asked about the Playstation 3 and its online gaming community, Kyle explained that there is a reason that the Playstation Network does not have a subscription fee. It is not adequate when compared to Xbox Live, and the number of users sometimes makes it hard to play the less popular games online. Clearly, the Xbox 360 offers the best of both worlds. It has a massive online gaming community and also boasts a powerful 3. GHz processor. With processor speed and RAM that are equal to the Pl aystation 3 and far superior to the Wii, the Xbox Live community is what gives the Xbox 360 the top ranking and makes it the best option in terms of hardware specification. Comparing Games Offered Table 1. 9 lists a calculated average of the two figures previously provided in graphs 1. 1, 1. 2, and 1. 3. These figures were mean game-review scores of all games in three genres, and mean scores of the top-five best-selling games for the three genres. Table 1. 9: Comparing Games Offered pt. 1 | Options|Genre| Xbox 360| Wii| Playstation 3| Role-Playing Games| 79. 4| 72. 7| 71. 75| Adventure Games| 76. 1| 76. 7| 77. 9| Platformer Games| 76. 2| 72. 2| 76. 2| Ranking| 1| 3| 2| Table 1. 10 shows how many games are available for each system in your most preferred genre: Role-Playing Games. Table 1. 10: Comparing Games Offered pt. 2 | Options| Genre| Xbox 360| Wii| Playstation 3| Role-Playing Games| 108| 33| 117| Ranking| 2| 3| 1| BEST OPTION: Microsoft’s Xbox 360 Based on the averages found for all five relevant genres, the Xbox 360 is the best option for the Games Offered criterion.Even though the Playstation 3 has a slightly higher total number of Role-Playing Games available for sale, it does not outweigh the fact that the Xbox 360 scored significantly higher on overall game-review scores. It is generally more important to have higher-rated games than a greater quantity of lower-rated games. For this reason, the Xbox 360 is the best choice for the Games Offered criterion. Comparing Target Demographic Table 1. 11 displays your three options and the total number of ratings received for each rating category out of all games available for each system. Table 1. 11: Comparing Target Demographic Options (Number of Ratings)| Rating| Microsoft’s Xbox 360| Nintendo’s Wii| Sony’ Playstation 3| Everyone| 303| 916| 481| Everyone 10+| 213| 355| 186| Teen | 535| 374| 529| Mature| 491| 57| 373| Rating Pending| 145| 61| 145| Ranking| 1| 3| 2| BEST OPTION: Microsoft’s Xbox 360 Based on all of the games available for each gaming system, the Xbox 360 has the most games with ratings in the Mature and Teen categories. Since you, Pascal, are an adult and prefer the types of games that are most commonly rated Teen and Mature, the Xbox 360 gets the top rank for the Target Demographic criterion.Sony’s Playstation 3 comes in second with a comparable number of games in the Teen and Mature rating categories, but they are not quite as high as the Xbox 360. Nintendo’s Wii has least number of ratings in each of those categories. The Wii has a staggeringly low number of games in the Mature category at 57, and roughly 150 less games in the Teen category than the Xbox 360 and Playstation 3. This makes it clear that the Xbox 360 is geared toward an adult audience, and will likely have more games that suit the preferences of an adult. The Playstation 3 is a close second, but still offers significantly less games in the Mature catego ry.The Wii seems to be geared toward a younger, less mature audience, and will likely have the least number of games that will fit your preferences. With all of this considered, it is clear that the Xbox 360 is the best option for the Target Demographic criterion. Comparing Common Hardware Malfunctions and Glitches Table 1. 11 shows all of the common hardware malfunctions and glitches for each option. This table also assigns a ranking (1 being the system with the overall least severe hardware problems relative to the other options). Table 1. 12: Comparing Common Hardware Malfunctions and Glitches | Options| Microsoft’s Xbox 360| Nintendo’s Wii| Sony’s Playstation 3| Common Hardware Malfunctions and Glitches| *Complete System Crash – â€Å"Red Ring of Death†*Basic Hardware Failure (eg. DVD tray and laser failure)| *Power Supply Issue*WiConnect24 Issue*Dual-Layer Wi Disc Failure| *Complete System Crash –â€Å"Yellow Lights of Death†| Ra nking| 2| 1| 3| BEST OPTION: Nintendo’s Wii Based on this table and other research, I have identified Nintendo’s Wii as your best option for the Common Hardware Malfunctions and Glitches criterion. Even though the Wii does run into problems occasionally, they are rarely as severe as they are with the other options.All of the problems listed for the Wii are covered by warranty and are not worthy of complete system replacement. Alternatively, the Xbox 360 and Playstation 3 both commonly run into full system crashes, which render the system unusable. Kyle Johnson, an avid gamer and owner of all three options, has never run into a problem with his Wii, but has experienced full system crashes on both his Xbox 360 and Playstation 3. The only reason the Xbox 360 is ranked higher than the Playstation 3 is because self-repair on the Playstation 3 is strongly discouraged.Kyle Johnson and Michael McNeilly have both performed minor repairs on their Xbox 360’s, but have neve r dared to open up their Playstation 3’s. With all things considered, Nintendo’s Wii is the best option for the Common Hardware Malfunctions and Glitches criterion. Comparing Movie-Playing Features Table 1. 13 below shows all of the media discs played by each option, and whether or not that option satisfies your preference of having a built-in Blu-Ray player. Table 1. 13: Comparing Movie-Playing Features | Options| | Xbox 360| Wii| Playstation 3|Media Discs Played| * Xbox 360 Discs * Xbox 1 Discs * DVDs * CDs * DVD-R * DVD+R * DVD-RW * DVD+RW * CD-R * CD-RW * Dual Discs | * Wii Discs * GameCube Discs| * Playstation 1,2, and 3 Discs * Blu-Ray Discs * DVDs * CDs * DVD-R * DVD+R * DVD-RW * DVD+RW * CD-R * CD-RW * Dual Discs | Satisfies Preference? | No| No| Yes| Ranking| 2| 3| 1| BEST OPTION: Sony’s Playstation 3 Based on the media discs that each option offers, Sony’s Playstation 3 is the obvious choice for the top rank in the Movie-Playing Features criteri on.The Playstation 3 is capable of playing both DVDs and Blu-Rays, while the Xbox 360 is only capable of playing DVDs. The Nintendo Wii, however, cannot even play DVDs. Because you have identified that you prefer a video gaming system that has a built-in Blu-Ray player, the Playstation 3 is the best option for the Movie-Playing Features criterion. CONCLUSIONS Table 1. 14 lists the rankings of each of the six evaluative criteria used throughout this report. In order to come to an overall conclusion as to which option to select, I have assigned reversed point values to the previously determined rankings.If, for instance, an option received a ranking of 1, it would be valued a 3. A ranking of 2 receives a value of 2, and a ranking of 3 is valued a 1. The total number of points will be shown at the bottom of the table along with the final ranking. The video gaming system with the highest number of points will be ranked as 1 and will be your best option. Table 1. 14: Overall Ranking | Op tions| Evaluative Criteria| Xbox 360| Wii| Playstation 3| Cost| 1| 1| 1| Hardware Specification| 1| 3| 2| Games Offered| 1| 3| 2| Target Demographic| 1| 3| 2|Common Hardware Malfunctions and Glitches| 2| 1| 3| Movie-Playing Features| 2| 3| 1| Total Points| 16| 10| 13| Overall Ranking| 1| 3| 2| RECOMMENDATIONS It has been determined that Microsoft’s Xbox 360 is the best option, and I would like to recommend to you several retailers where it is available for purchase. The price is universal when bought new, but may vary depending on bundling and other promotions. I have prepared a table showing three popular retailers, the nearest location, and the price of the Xbox 360 4GB system. Table 1. 15: Retail Locations and PriceRetailers and Locations| Price| GameStop(425) 895-833116475 NE 74TH STRedmond, WA 98052| $199. 99| Target(425) 482-641013950 NE 178th PlWoodinville, WA 98072| $199. 99| Walmart(425) 741-94451400 164Th St SwLynnwood, WA 98087| $199. 99| Throughout my research I b egan to realize that the final outcome would depend heavily on how much any criterion was valued. Based on your personal preferences, the best choice is the Xbox 360. However, if you decided that you valued having a Blu-Ray player above everything else, then the Playstation 3 would be the best option.If you decided that the only way to play Role-Playing Games was to use a remote and a nun chuck, then the Wii would be the best choice. It all depends on the valuing of any particular criterion. If you are interested in doing further research, the bibliography lists all sources used. My personal interviewees may be available if you would like to ask them questions, and all of my other sources have a variety of useful and reliable information. Based on everything I have learned from this report and my personal experience with the system, I believe that the Xbox 360 is the best choice for a video gaming system.Bibliography â€Å"Console at Nintendo – Wii. † Nintendo Wii Cons ole. Web. 07 Aug. 2011. Dotree, Phil. â€Å"3 Common Wii Technical Problems. † Associated Content from Yahoo! – Associatedcontent. com. Web. 04 Aug. 2011. â€Å"ESRB Ratings Guide and Definitions. † Entertainment Software Rating Board. Web. 04 Aug. 2011. â€Å"How to Fix Common Xbox 360 Problems: Same Day Repairs, Low Prices. † Same-day Xbox Repair. Web. 04 Aug. 2011. Johnson, Kyle. Owns All Three Options, Personal interview. 29 July 2011. Jones, Ralph. Wii Owner, Personal interview. 30 July 2011. McNeilly, Michael. Xbox 360 Owner, Personal Interview. 0 July 2011. â€Å"Microsoft Xbox 360 Slim Specs (4GB) – Consoles – CNET Reviews. † Product Reviews – Electronics Reviews, Computer Reviews ; More – CNET Reviews. Web. 04 Aug. 2011. â€Å"Nintendo Wii Specs (original, Wii Sports Bundle) – Consoles – CNET Reviews. † Product Reviews – Electronics Reviews, Computer Reviews ; More – CNET Revie ws. Web. 04 Aug. 2011. â€Å"PlayStation 3 – 160 GB System. † PlayStation – PS3. Web. 04 Aug. 2011. â€Å"Playstation 3 Search – GameStop. † Games for PS3. Web. 04 Aug. 2011. â€Å"Sony PlayStation 3 Slim Specs (160GB) – Consoles – CNET Reviews. Product Reviews – Electronics Reviews, Computer Reviews & More – CNET Reviews. Web. 04 Aug. 2011. Towell Justin, Games Radar UK, â€Å"Which console does best and worst in each genre? † 09 Aug. 2011. â€Å"Wii Search – GameStop. † Games for Wii. Web. 04 Aug. 2011. â€Å"Xbox 360 4GB Console – Xbox. com. † Xbox 360 – Official Site – Xbox. com. Web. 04 Aug. 2011. â€Å"Xbox 360 Game Search – GameStop. † Games for Xbox 360. Web. 04 Aug. 2011. ——————————————– [ 1 ]. â€Å"Xbox 360 4GB Console – Xbox. com. â₠¬  Xbox 360 – Official Site – Xbox. com. Web. 04 Aug. 2011. [ 2 ]. â€Å"Microsoft Xbox 360 Slim Specs (4GB) – Consoles – CNET Reviews. † Product Reviews – Electronics Reviews, Computer Reviews & More – CNET Reviews. Web. 04 Aug. 2011. . [ 3 ]. â€Å"Xbox 360 Game Search – GameStop. † Games for Xbox 360. Web. 04 Aug. 2011. . [ 4 ]. Towell Justin, Games Radar UK, â€Å"Which console does best and worst in each genre? † 09 Aug. 2011. [ 5 ]. Towell [ 6 ]. Towell [ 7 ]. Towell [ 8 ]. Towell [ 9 ]. Towell [ 10 ]. GameStop [ 11 ]. GameStop [ 12 ]. â€Å"ESRB Ratings Guide and Definitions. † Entertainment Software Rating Board. Web. 04 Aug. 2011. . [ 13 ].Xbox 360 Game Search – GameStop [ 14 ]. ESRB [ 15 ]. Xbox 360 Game Search – GameStop [ 16 ]. ESRB [ 17 ]. Xbox 360 Game Search – GameStop [ 18 ]. ESRB [ 19 ]. Gamestop Xbox 360 Search [ 20 ]. ESRB [ 21 ]. â€Å"How to Fix Common Xbox 360 Pr oblems: Same Day Repairs, Low Prices. † Same-day Xbox Repair. Web. 04 Aug. 2011. . [ 22 ]. Johnson, Kyle. Owns All Three Options, Personal interview. 29 July 2011. [ 23 ]. Johnson [ 24 ]. Johnson [ 25 ]. â€Å"Console at Nintendo – Wii. † Nintendo Wii Console. Web. 07 Aug. 2011. . [ 26 ]. â€Å"Nintendo Wii Specs (original, Wii Sports Bundle) – Consoles – CNET Reviews. Product Reviews – Electronics Reviews, Computer Reviews & More – CNET Reviews. Web. 04 Aug. 2011. . [ 27 ]. â€Å"Wii Search – GameStop. † Games for Wii. Web. 04 Aug. 2011. . [ 28 ]. Towell [ 29 ]. Wii Search – GameStop [ 30 ]. Wii Search – GameStop [ 31 ]. ESRB [ 32 ]. Wii Search – GameStop [ 33 ]. ESRB [ 34 ]. Wii Search – GameStop [ 35 ]. ESRB [ 36 ]. Wii Search – GameStop [ 37 ]. ESRB [ 38 ]. Xbox 360 Game Search – GameStop [ 39 ]. ESRB [ 40 ]. Dotree, Phil. â€Å"3 Common Wii Technical Problems. † Assoc iated Content from Yahoo! – Associatedcontent. com. Web. 4 Aug. 2011. . [ 41 ]. Dotree [ 42 ]. Jones, Ralph. Wii Owner, Personal interview, 30 July 2011. [ 43 ]. Jones [ 44 ]. â€Å"PlayStation 3 – 160 GB System. † PlayStation – PS3. Web. 04 Aug. 2011. . [ 45 ]. â€Å"Sony PlayStation 3 Slim Specs (160GB) – Consoles – CNET Reviews. † Product Reviews – Electronics Reviews, Computer Reviews & More – CNET Reviews. Web. 04 Aug. 2011. . [ 46 ]. â€Å"Playstation 3 Search – GameStop. † Games for PS3. Web. 04 Aug. 2011. . [ 47 ]. Towell [ 48 ]. Playstation 3 Search – GameStop [ 49 ]. Playstation 3 Search – GameStop [ 50 ]. ESRB 51 ]. Playstation 3 Search – GameStop [ 52 ]. ESRB [ 53 ]. Playstation 3 Search – GameStop [ 54 ]. ESRB [ 55 ]. Playstation 3 Search – GameStop [ 56 ]. ESRB [ 57 ]. Playstation 3 Search – GameStop [ 58 ]. ESRB [ 59 ]. How to Fix Common Xbox 360 Prob lems [ 60 ]. Johnson [ 61 ]. Johnson [ 62 ]. Johnson [ 63 ]. Johnson [ 64 ]. McNeilly, Michael. Xbox 360 Owner, Personal Interview. 30 July 2011. [ 65 ]. Johnson [ 66 ]. Johnson [ 67 ]. McNeilly [ 68 ]. Jones [ 69 ]. Jones [ 70 ]. Johnson [ 71 ]. Johnson [ 72 ]. Johnson [ 73 ]. Johnson [ 74 ]. Johnson, McNeilly

If I Met Three Famous People Essay

If I met three famous people who I like, I would be one of most happiest people in the world. I don’t know what I would do, but I would be very happy. I will tell you about three famous people who I would like to meet. At first I would like to meet my favourite boy-band Backstreet Boys. It’s the best boy-band in pop music history. They are five guys from the USA, and they became very famous after their album †Millennium† release in 1999. I’m their very big fan since 2007. And if I met them I would be very happy. I would like to meet all of them, because I couldn’t choose one of them. Their music is so great, it helps me and all their other fans. I’m waiting for their new album release . If I meet them, I would ask them how they felt when became famous. Also I would ask them what meaning has the God in their life, because they are religious people. Of course I have more questions to them, also I would tell them about my feelings and emotions. I would tell them that their music has a very special meaning in my life. I think they are the best boy-band in the world and the best singers. After that I would like to meet Katy Perry. She is a young singer and just a nice young lady. I heard about her a half a year ago and I think she is a great singer with big future. I think she is a great singer with beautiful voice and she is also very beautiful. I like the way she sings. If I met her I would be shocked and amazed. I would ask her why her songs have such unusual names. Also I would ask her what she thinks about other singers and specialy about Backstreet Boys. I would tell her how I like her and how I love her songs, songs that make my life happier. Also who I would like to meet is the hockey player Mikelis Redlihs. Of course I don’t know him but I think he is a very nice guy with a good sence of humour. I think that he is a good hockey player and he has the future in sports. Even if he doesn’t play in NHL, he will show himself in his team . He is very fast on the ice and he can hold a puck. If I met him I would ask him how he feels playing hockey, about his life and of course about his team. I want to say all about these people who I like, they made my life better. I will never stop loving and I will respect these people for what they are and what they do. They will always be in my life and in my heart.

The Fibre Optics Technology Engineering Essay

In the past year the information is fetched on developments, inventions and hereafter is explained in perceptible mode In add-on to the aforesaid benefits, fibre optics overseas telegrams have high electrical opposition, are non affected by electromagnetic Fieldss, secure, and low weight. Even so, short distance communications usually rely on electrical Cu wiring due to its much lower cost, easiness of usage, and ability to transport a current. Other utilizations of fibre optics include medical imagination and as centripetal tools. A The subject about the integrated-optic modulators in high velocity fiber-optic links, operation of devices used to externally modulate light beginnings used with fiber-optic ushers has been explained in a perceptible modeIntroductionA fiber-optic communicating system uses the same basic functional constituents as a copper-based communicating system-a sender, receiving system and transmittal medium-except that a fibre-optical nexus ( FOL ) uses optical fiber ( in topographic point of Cu overseas telegram ) as the transmittal medium. Here the optical fiber connects the sender and the receiving system. It carries information in the signifier of light and mainly consists of three parts, viz. , the nucleus, the facing, and the buffer or coating that is used to give strength and protection to the fiber overseas telegram. The nucleus is the cardinal portion of the fiber through which light base on ballss because of the procedure of entire internal contemplation. The cladding surrounds the nucleus, with a different refractile index so that light go throughing through the nucleus stays in that part. The sender consists of an electrical interface, optical modulator and light emitter, and a optical maser rectifying tube or LED for encoding. At the other side, to change over visible radiation into an electrical signal, the receiving system uses either a PIN photodiode or an avalanche photodiode ( APD ) . Several other constituents take portion in set uping an optical fiber nexus ; for illustration, multiplexer, de-multiplexer, signal regenerators, signal repeaters ( or optical amplifiers ) , couplings and splitters. In an optical transmittal system, pick of optical modulators plays an of import portion in the overall public presentation of the system. In this article, we ‘ll concentrate on high-velocity optical modulators, but before we dwell on them in item have a expression at the rudimentss of optical modulators.Optical ModulatorsConverting information in the si gnifier of electric signals into light moving ridges is known as optical transition. This sort of transition can be achieved either straight or externally. In direct transition, information in the signifier of electric signals is applied straight to the light beginning. Many links use this sort of technique to cut down complexness of the system, but when informations rates or the length of the nexus additions, ‘on'/'off ‘ velocity restriction of the optical maser generates waveguide chirp and stage transition. This causes amplitude transition deformation at the receiving system side, which is unwanted for high-definition, high-data-rate communicating. In such a state of affairs, a continuously-‘on ‘ optical maser beginning provides a better solution. That is the basic thought of indirect transition or external transition. In direct transition, digital logic province ‘1'/'0 ‘ is applied straight as ‘on'/'off ‘ electric signal or two dif ferent degrees of electromotive force to the light beginning. In these fortunes, factors like clip invariable of the drive circuitry, building of the visible radiation beginning itself and the features of the transmittal medium ( say, optical fibre ) affect the highest frequence at which the visible radiation beginning can run. Using high-velocity layout and microwave design techniques and high velocity short-pulse integrating ; the job with the circuit and transmittal medium can be minimized. But as stated earlier, the major restriction of this technique is exchanging of the visible radiation beginning itself. In a typical optical maser beginning, this shift cause ‘s electrical and thermic emphasis, which consequences in a frequence displacement known as ‘chirp, ‘ transients and decreased life of the light beginning? In external transition, the optical maser rectifying tube itself stays unmodulated. Data is delivered straight to electrically modulate the crystalli ne stuff like Li niobate. This device can repeatedly exchange visible radiation without impacting the light beginning. Three types of external modulators are normally used: electro-absorption modulators based on Ga – arsenide ( GaAs ) or indium-phosphate ( InP ) semiconducting material, electro ocular modulators based on polarized polymers, and modulators based on electro ocular crystals like Li niobate and other stuffs. Fig. 2 shows the basic difference between direct and external modulators. Over the period, external modulators based on Li niobate ( LiNbO3 ) have become more popular because of its low optical loss and high electro ocular coefficient. Next is described the working of amplitude and stage modulators, followed by their comparing with semiconducting material modulators based on GaAs ( gallium arsenide ) and InP ( indium phosphate ) . There are two normally used types of optical modulators in fibber ocular communicating systems: the electro soaking up modulator ( EAM ) and the Mach-Zehnder modulator ( MZM ) . Electro Absorption Modulator ( EAM ) EAM is little and can be integrated with the optical maser on the same substrate. An EAM combined with a CW optical maser beginning is known as an electro soaking up modulated optical maser. An EML consist of a CW DFB optical maser followed by an EAM, as shown above. Both devices can be integrated monolithically on the same InP substrate, taking to a compact design and low yoke losingss between the two devices. The EAM consists of an active semiconducting material part sandwiched in between a p- and n-doped bed, organizing a p-n junction. The EAM works on the rule known as Franz-Keldysh consequence, harmonizing to which the effectual set spread of a semiconducting material decreases with increasing electric field. Without bias electromotive force across the p-n junction, the set spread of the active part is merely broad plenty to be crystalline at the wavelength of the optical maser visible radiation. However, when a sufficiently big contrary prejudice is applied across the p-n junction, the effectual set spread is reduced to the point where the active part begins to absorb the optical maser visible radiation and therefore becomes opaque. In practical EAMs, the active part normally is structured as an MQW, supplying a stronger field-dependent soaking up consequence ( known as the quantum-confined Stark consequence ) . The relationship between the optical end product power, Pout, and the applied contrary electromotive force, Vm, of an EAM is described by the alleged shift curve. The undermentioned figure illustrates such a curve together with the accomplishable ER for a given shift electromotive force, Vsw. The electromotive force for exchanging the modulator from the on province to the off province, the shift electromotive force Vsw, typically is in the scope of 1.5 to 4 V, and the dynamic ER normally is in the scope of 11 to 13 dubnium. Because the electric field in the active part non merely modulates the soaking up features, but besides the refractile index, the EAM produces some chirp. However, this chirp normally is much less than that of a straight modulated optical maser. A little on-state ( prejudice ) electromotive force about 0 to 1 V frequently is applied to minimise the modulator chirp. Lithium Niobate Mach-Zehnder Modulator ( MZ Modulator ) Lithium Niobate Mach-Zehnder modulators are suited for usage in tube, long-haul ( LH ) and extremist long-haul ( ULH ) optical conveyance applications. The incoming optical signal is split every bit and is sent down two different optical waies. After a few centimeters, the two waies recombine, doing the optical moving ridges to interfere with each other. Such an agreement is known as an interferometer. If the stage displacement between the two moving ridges is 0A ° , so the intervention is constructive and the light strength at the end product is high ( on province ) ; if the stage displacement is 180A ° , so the intervention is destructive and the light strength is zero ( off province ) .The stage displacement, and therefore the end product strength, is controlled by altering the hold through one or both of the optical waies by agencies of the electro-optic consequence. This consequence occurs in some stuffs such as Li niobate ( LiNbO3 ) , some semiconducting materials, every bit good as some polymers and causes the refractile index to alter in the presence of an electric field. The guided-wave LiNbO3 interferometers used to modulate optical maser beams was fabricated every bit early as 1980. LiNbO3 has been the stuff of pick for electro-optic MZ modulator because it combines the desirable qualities of high electro-optic coefficient and high optical transparence in the near-infrared wavelength used for telecommunications.LiNbO3 MZ modulator can run satisfactorily over a wavelength scope of 1300 – 1550nm. It has been widely used in today ‘s high-velocity digital fiber communicating. LiNbO3 MZ modulators with stable operation over a broad temperature scope, really low bias-voltage impetus rates, and bias-free operation are commercially available. High-speed, low-chirp modulators are needed to take advantage of the broad bandwidth of optical fibers. Modulators have became a critical constituent both in the high-velocity time-domain-multiplexing ( TDM ) and wavelength-division-multiplexing systems ( WDM ) . Modulators have been traditionally used to modulate a uninterrupted moving ridge ( CW ) optical maser to bring forth the digital signal to be transmitted through a fiber. High-speed modulator with & gt ; 40GHz bandwidth has been fabricated. Low drive-voltage operation is the key to brining such modulators into practical usage because this eliminates the demand for high-octane electrical amplifiers. There is general a trade off between the velocity and the thrust electromotive force. The modulator chirp must besides be taken into consideration in the nexus design. The design of the modulator and the associated chirp can be used as a grade of freedom to widen nexus distance.Indium Phosphide Mach Zehnder Modulator with DWDM LaserFigure 1 shows the construction of the n-i-n optical wave guide. The construction consists of n-InP facing, an undoped InGaAlAs/InAlAs MQW ( I »PL = 1.37 I?m ) , an Fe-doped SI-InP bed ( Semi-Insulating InP bed ) , and an n-InP facing laminated in this sequence on an SI-InP substrate. In order to avoid losingss of the electrical signal and the optical signal caused by the p-type semiconducting material bed, both the signal and land electrode beds are made with n-type semiconducting material beds in which the loss is about 1/20 of that in the p-type. Besides, a high dislocation electromotive force feature is assured by infixing an SI-InP bed doped with Fe between the n-type clad bed and the i-MQW optical guiding bed. The SI-InP and i-MQW beds are 1.0 and 0.3 I?m. Since the electric field is applied in the limited part within the SI-InP and i-MQW beds, the efficiency of transition of the refractile index by the electro ocular consequence can be made larger. Therefore, low-tension operation and optical transition with a short electrode length can be realized. Fig. 1. Cross-sectional geometry of the n-i-n wave guide In LiNbO3 and III-V semiconducting materials, they are I?33 = 30.8 pm/V ( LiNbO3 modulator ) I?41 a†°? 1.4 pm/V ( InP modulator ) The coefficient in the semiconducting material is about 1/20 that of LiNbO3. However, while the refractile index of LiNbO3 is 2.2, that of the semiconducting material is about 3.2, so that the existent fluctuation of the refractile index in the semiconducting material is 1/7 that of LiNbO3. Therefore, when an optical modulator utilizing the electrooptic consequence is fabricated, the key to size decrease is how the high-density electric field is applied to the optical field. When the constructions of the optical wave guides are compared, the breadth of the n-i-n optical wave guide is A? that in the LiNbO3 modulator and the electrode spacing is from 1/30 to 1/50, so that an electric field more than 100 times as great is applied. Therefore, even with a shorter electrode, fluctuations of the refractile index take topographic point and stage transition can be achieved. To run an optical modulator, an electrode constellation with a distributed component type is effectual, since it is non band-limited by the CR clip changeless. In this manner, a going moving ridge electrode constellation is formed, along which the electrical signal propagates in the same way as the optical moving ridge for optical transition. In order to execute ultra-fast, high-efficiency optical transition with a going moving ridge electrode, two conditions, speed fiting between the optical and electrical moving ridges, and electric resistance matching with a drive system, are of import.a exposure of the bundle for the push-pull constellationFeaturesaˆ? Voltage programmable end product power control aˆ? Long draw public presentation with negligible punishment aˆ? Integral Etalon wavelength stabilization to within A ± 20 autopsy over life aˆ? Differential or individual 50 Ohm low electromotive force thrust transition input aˆ? Integral thermo-electric ice chest with preciseness NTC thermal resistor for temperature control aˆ? Hermetically sealed butterfly manner bundle with SMA RF connections aˆ? ITU Wavelengths available from 1527 nanometer to 1608 nanometer aˆ? 50 GHz channel spacing Parameter Conditions Min Typ Max UnitFIBER OPTIC TECHNOLOGY MICROWAVE AND MILLIMETER WAVE SYSTEMSSide igniter eliminates the dead-zone.Fibre ocular engineering, traditionally used for long draw communications, is happening new applications in short draw communicating systems in military airborne and shipboard platforms. New commercial services such as fibre-to-the-premise for broadband to the concern and place, broadband radio Internet, and digital picture services are being installed across the USA. The service suppliers and installers of these new systems require new methods of proving fibre ocular nexus public presentation in distances from a few metres to less than 1 Km. Optical clip sphere reflect metres ( OTDRs ) traditionally are used for long haul communicating systems but are limited in their usage in military systems and new commercial services due to dead zones. Artisan Laboratories Corporation has developed the Side igniter ( Patent Pending. ) ; a new trial and measuring system eliminates the dead-zone associated with OTDRs therefore doing it attractive for both military and new commercial applications. The Side igniter has a declaration of a few centimeters and is field portable.Radar and Communication System TestingRadar and communicating system trials require out-of-door scopes to find system public presentation. Using an out-of-door scope is expensive and clip devouring so alternate solutions are sought. Radar trials use fixed marks stat mis off from the radio detection and ranging for standardization. Microwave clip holds can be used to imitate marks that allow for proving in a research lab puting. Many bidirectional ( Patent pending ) microwave communicating channel simulator for two manner wireless have been developed the designed demonstrated transmittal at RF and micro-cook frequences that advanced microwave mark allow testing in a research lab environment.CommunicationssFibre ocular transmittal of digital informations for long draw and met ro entree is widely used in the telecommunications industry. As new services are being developed and offered, such as PCS, Broadband Wireless Internet, Digital Video, and Passive Optical Networks, new chances for parallel fibre ocular distribution are emerging. The presentation of a DWDM parallel fibre ocular system used to administer PCS and Broadband. Wireless Internet showed that administering RF over fibre up to 3 GHz has the advantage of simplifying the system architecture and cut downing base station complexness. In this presentation, a DWDM broadband photonic conveyance system was able to run into the demands for both IS-95 Personal Communications Services operating at 1.9 GHz and Broadband Wireless Internet operating over the set of 2.5 to 2.7 GHz. Each DWDM channel operates from 1 to 3 GHz and conveyances services up to 80 Km.Artisan Laboratories Corporation presently offers optical transmittal equipment suited for these applications.SpacecraftNew developments for the following coevals of communicating orbiters and infinite based radio detection and ranging systems include the application of active phased array aerial. In communicating systems, active phased array aerial offer on-board reconfigurability and multi-beam operation. These characteristics greatly cut down concern hazard by leting the beam form to alter depending on client demands. Fibre ocular distribution has been proposed for the transmittal of microwave signals from the orbiter coach to the phased array aerial. The advantage s of utilizing this engineering are higher stage stableness with temperature due to the fibre mechanical to belongingss ; lighter weight and flexibleness of the fiber ; and smaller size of the optical interconnect and optical power splitters. The usage of fiber besides allows for a high degree of integrating with antenna elements therefore cut downing size and weight. Developers are presently developing multi-level microwave photonic faculties that utilize such integrating. While these new developments show promise, fibre ocular distribution has the disadvantage of high power ingestion compared with inactive webs such as coaxal transmittal lines. The increased demand on power ingestion can do the usage of fiber in ballistic capsule prohibitive. To do fibre ocular signal distribution competitory with other transmittal engineerings, Scientists are presently developing a new type of fibre ocular engineering call Ultra visible radiation Fibre Optic Link that can significantly cut down the premier power ingestion of the distribution system.Satellite CommunicationssSATCOM applications make usage of fibre ocular links to have signals from the aerial at a distant location such as a shelter. These links are normally available and operate at an IF of 70 MHz. This architecture requires a low noise amplifier ( LNA ) , frequency interlingual rendition circuitry ( down- convertors ) , local oscillators, filters and a optical maser sender all located at the aerial sit e. Architecture allows for the transmittal of the RF or micro-cook frequence from the orbiter aerial straight over fiber to an integrated exposure receiving system and down-converter system located at a shelter. This architecture reduces the equipment required at the aerial site to the LNA and optical maser sender. Many research labs are offering a high public presentation Low Noise Optical Transmitter System and Integrated Photo receiver Down-Converter System that directs the signal straight from the aerial to a microwave modem. The Low Noise Optical Transmitter System is connected straight to satellite antenna systems extinguishing the demand for a separate low noise amplifier. The Integrated Photo receiver Down-Converter System is an all- in-one system that detects RF and microwave signals over fiber, amplifies the signals, and down-converts them to an intermediate frequence ( IF ) to interface with commercially available microwave informations modems. This system can observe RF over fiber at transition frequences up to 6 GHz and can change over the transition to an IF of 70 MHz or 140 MHz. In applications in which signals from multiple SATCOM aerial must be combined and distributed, DWDM parallel fibre ocular transmittal can be employed. DWDM sender and receiving system capableness include signal transmittal over 100 Km and bandwidth that exceeds multiple octaves with a CNR of 32 dubnium in the set of 950 to 2150 MHz.light beginnings used with fiber-opticOptical BeginningThe basic demands for the visible radiations beginnings used in optical communicating systems depend on the nature of the intended application ( long-haul communicating, local-area web, etc. ) . Both light-emitting rectifying tubes ( LEDs ) and laser rectifying tubes are used as beginnings. Laser rectifying tubes have the advantage of high power ( 10s of mW ) , high velocities, and narrow spectral breadth. LEDs have the advantages of huskiness, dependability, lower cost, long life-time, and simpleness of design. However, they suffer from comparatively broader line breadth and lower bandwidth. If we use external wavelength filters, this may diminish the power coupled. Even at a individual â€Å" colour † ( wavelength ) several manners may be present. Matching to a single-mode fibre will lose the power in these other manners. Therefore the chief characteristics for a light beginning are: 1 ) Power. The beginning power must be sufficiently high so that after transmittal through the fibre the standard signal is noticeable with the needed truth. This includes stableness of that power both in amplitude and frequence. 2 ) Speed. It must be possible to modulate the beginning power at the coveted rate. 3 ) Spectral line breadth. The beginning must hold a narrow spectral line breadth so that the consequence of chromatic scattering in the fibre is minimized. What is the consequence of a finite I†I » ( scattering ) on your system? 4 ) Noise. The beginning must be free of random fluctuations. 5 ) Emission wavelength. Contrast to fiber fading. 6 ) Emission pattern – The beginning power must be coupled to the fibre. Both light end product country and manner distribution in the beam can be of import. Light moving ridges travel in the optical fibre in the signifier of manners, each with a distinguishable spacial distribution, polarisation, extension invariable, group speed, and fading coefficient. Thus the fibre chosen for your system must run into the design ends after consideration of: 1 ) Multi-mode fibre whether step-index, or graded-index. Single-mode fibre. 2 ) Core size 3 ) Core refractile index profile 4 ) Bandwidth and scattering features 5 ) Attenuation dB/km ( including any connections and splicings ) which is a map of cardinal wavelength. Fibers are widely used in light applications. They are used as light ushers in medical and other applications where bright visible radiation demands to be shone on a mark without a clear line-of-sight way. In some edifices, optical fibres are used to route sunshine from the roof to other parts of the edifice ( see non-imaging optics ) . Optical fiber light is besides used for cosmetic applications, including marks, art, and unreal Christmas trees. Swarovski dress shops use optical fibres to light their crystal show windows from many different angles while merely using one light beginning. Optical fiber is an intrinsic portion of the light-transmitting concrete edifice merchandise, LiTraCon. A Frisbee illuminated by fiber optics A fiber-optic Christmas Tree A fiber-optic Christmas Tree Optical fiber is besides used in imaging optics. A consistent package of fibers is used, sometimes along with lenses, for a long, thin imagination device called an endoscope, which is used to see objects through a little hole. Medical endoscopes are used for minimally invasive exploratory or surgical processs ( endoscopy ) . Industrial endoscopes ( see fiberscope or bore range ) are used for inspecting anything difficult to make, such as jet engine insides. An optical fiber doped with certain rare-earth elements such as Er can be used as the addition medium of a optical maser or optical amplifier. Rare-earth doped optical fibres can be used to supply signal elaboration by splicing a short subdivision of doped fiber into a regular ( undoped ) optical fiber line. The doped fiber is optically pumped with a 2nd optical maser wavelength that is coupled into the line in add-on to the signal moving ridge. Both wavelengths of visible radiation are transmitted through the doped fiber, which transfers energy from the 2nd pump wavelength to the signal moving ridge. The procedure that causes the elaboration is stimulated emanation. Optical fibers doped with a wavelength shifter are used to roll up scintillation visible radiation in physics experiments. Optical fiber can be used to provide a low degree of power ( around one W ) to electronics situated in a hard electrical environment. Examples of this are electronics in high-octane aerial elements and measuring devices used in high electromotive force transmittal equipment. Optical fibers are besides used in fibre ocular gyroscopes, and other interferometers instruments.Principle of operationAn optical fiber is a cylindrical insulator wave guide that transmits light along its axis, by the procedure of entire internal contemplation. The fibre consists of a nucleus surrounded by a facing bed. To restrict the optical signal in the nucleus, the refractile index of the nucleus must be greater than that of the facing. The boundary between the nucleus and facing may either be disconnected, in step-index fiber, or gradual, in graded-index fiber.Multimode fiberThe extens ion of visible radiation through a multi-mode optical fiber. Fiber with big ( greater than 10A I?m ) core diameter may be analyzed by geometric optics. Such fiber is called multimode fiber, from the electromagnetic analysis ( see below ) . In a step-index multimode fiber, beams of visible radiation are guided along the fiber nucleus by entire internal contemplation. Rays that run into the core-cladding boundary at a high angle ( measured relation to a line normal to the boundary ) , greater than the critical angle for this boundary, are wholly reflected. The critical angle ( minimal angle for entire internal contemplation ) is determined by the difference in index of refraction between the nucleus and facing stuffs. Beams that meet the boundary at a low angle are refracted from the nucleus into the facing, and do non convey visible radiation and hence information along the fiber. The critical angle determines the credence angle of the fiber, frequently reported as a numerical aperture. A high numerical aperture allows visible radiation to prop agate down the fibre in beams both close to the axis and at assorted angles, leting efficient yoke of visible radiation into the fiber. However, this high numerical aperture increases the sum of scattering as beams at different angles have different way lengths and hence take different times to track the fiber. A low numerical aperture may hence be desirable. A typical single-mode optical fiber, demoing diameters of the constituent beds. Optical fiber types. In graded-index fibre, the index of refraction in the nucleus decreases continuously between the axis and the facing. This causes light beams to flex swimmingly as they approach the facing, instead than reflecting suddenly from the core-cladding boundary. The ensuing curving waies cut down multi-path scattering because high angle beams pass more through the lower-index fringe of the nucleus, instead than the high-index centre. The index profile is chosen to minimise the difference in axial extension velocities of the assorted beams in the fiber. This ideal index profile is really near to a parabolic relationship between the index and the distance from the axis.Single manner fiberFibre with a nucleus diameter less than approximately 10 times the wavelength of the propagating visible radiation can non be modelled utilizing geometric optics. Alternatively, it must be analyzed as an electromagnetic construction, by solution of Maxwell ‘s equations as reduced to the electromagnetic moving ridge equation. The electromagnetic analysis may besides be required to understand behaviors such as spot that occur when coherent visible radiation propagates in multi-mode fiber. As an optical wave guide, the fiber supports one or more confined transverse manners by which visible radiation can propagate along the fiber. Fibre back uping merely one manner is called single-mode or mono-mode fiber. The behavior of larger-core multimode fiber can besides be modelled utilizing the moving ridge equation, which shows that such fibre supports more than one manner of extension ( hence the name ) . The consequences of such modeling of multi-mode fiber about agree with the anticipations of geometric optics, if the fiber nucleus is big plenty to back up more than a few manners. The wave guide analysis shows that the light energy in the fiber is non wholly confined in the nucleus. Alternatively, particularly in single-mode fibers, a important fraction of the energy in the edge manner travels in the facing as an evanescent moving ridge. The most common type of single-mode fiber has a nucleus diameter of 8 to 10 I?m and is designed for usage in the close infrared. The manner construction depends on the wavelength of the visible radiation used, so that this fibre really supports a little figure of extra manners at seeable wavelengths. Multi-mode fiber, by comparing, is manufactured with nucleus diameters every bit little as 50 micrometres and every bit big as 100s of micrometres.Special-purpose fiberSome special-purpose optical fiber is constructed with a non-cylindrical nucleus and/or cladding bed, normally with an egg-shaped or rectangular cross-section. These include polarization-maintaining fiber and fiber designed to stamp down whispering gallery manner extension. Photonic crystal fiber is made with a regular form of index fluctuation ( frequently in the signifier of cylindrical holes that run along the length of the fibre ) . Such fibre utilizations diffraction effects alternatively of or in add-on to entire internal contemplation, to restrict visible radiation to the fiber ‘s nucleus. The belongingss of the fiber can be tailored to a broad assortment of applications.

Arist Statement Paper Essay Example | Topics and Well Written Essays - 750 words

Arist Statement Paper - Essay Example I have endeavored to depict these moments since they progressively change as life goes on. My prints are an attempt to establish a connection between the viewer and the images. Art is the driving force of my etchings and is lies within the contemplative illustrations. The function of color in my prints is to generate a sentimental instinctive reaction to personal themes like scenes from my childhood and family legacy. I intend to evoke a sense of familiarity in the viewer as I correlate with a specific image. Printmaking acts as vehicle for infinite combinations of color juxtaposition. A variety of techniques and various combinations offer innumerable new opportunities. I am particularly enchanted by the forms, colors and shapes in printmaking. The art of printmaking is all about anticipation and moments of admiration or distress as the paper or screen is separated to expose the image. I especially focus on intricate compositions, in an attempt to transform my ideas into magnificent prints to put across profound sentimental content. Since the beginning, the process of etching seemed magical to me. Over the years, it has assisted me in presenting my inner vision to outer reality and thus led to a sense of achievement. Story-telling has always been an integral component of Slavic folklore. I have delved in my family history and culture at length, struggling to create profiles based upon renewed memories and recollections from old relatives. The supreme inspiration behind this collection is my Russian grandmother, Marina who used to narrate invigorating and inspirational stories to us in our childhood. With the passage of time and migration, the content of these conventional tales have been modified to some degree, now I relate the same stories to my daughter, Millicent. Therefore, my aim is to deconstruct these stories, lullabies and family heritage that play an imperative role not only in our childhood but in our adult life too. Our perception and connection wit h subject matter evolves and assumes new significance as we pass through time. The conceived fabricated reflection of embroidered memories is the foundation of my figurative connection between past and present established on my lineage. Memories comprise of only selective chapters of our past, frequently concealing imperative features, revealing only fractured bits and pieces of the entire picture. Some are crystal clear while others are blurred and altered, making it difficult to discern reality from illusions. I aspire to rediscover our self identity by accessing and repossessing our memories. I have tried to direct the attention of the observers to rediscover their own memories by building up relationships with the prints presented and analyze the pliability of their memories. My work is targeted at recreating, deforming, exposing and obscuring memories. My prints encompass various patterns and denote personal associations and an aesthetic appeal which I feel for each object. Our minds formulate memories according to a specific configuration and then recognize segments of our inner emotional nature. My goal is to illustrate the various surfaces of memory by discovering the bond between physical remembrance and the subtle temporary sentiments that activate as well as summon our memories. Experience, sentiment and perception are reflected by the

Report on an operational problem from the real world with a focus in Essay

Report on an operational problem from the real world with a focus in FINANCE - Essay Example The company has been forced to recall the cars because part of the engine cylinder overheats and cracks due to stress. This causes oil leakages onto the exposed, hot engine parts and causes fires. National Highway Traffic Safety Administration has reported at least thirteen engines Ford engine fires in the United States and one in Canada caused by cracked cylinder heads. Approximately 11,500 cars that were recalled in July 2012 were splitting and leaking gasoline due to fault fuel lines (Jensen, 2013). In 2013, Ford had recalled almost all Escape models for carpet padding, which interfered with the use of the brake pedal. Other reasons for increased recalls by Ford include fixing engine plugs leak and fixing child locks. The Supply Chain Management tools that can be applied to the problem include sigma-sigma, lean manufacturing, and assembly line balancing. The company expects to reduce the number of car recalls by 87% after applying the three management tools. Keywords: Ford Motor C ompany, cars, Six-Sigma, defective Background Information The Ford Company recalls problem was retrieved from a business articles. The author of the article was Christopher Jensen. The article is entitled Ford Discloses Two New Recalls for the 2013 Escape and was published on November 27, 2013 by the New York Times news agency. Ford Motor Company is an American International automaker with headquarters in Dearborn, Michigan (Flory, 2013). The company manufactures and sells commercial vehicles under the Ford brand name and luxurious cars under the Lincoln brand. Ford invented strategies for large-scale manufacturing of cars and management of an industrial workforce using elaborately engineered manufacturing sequences characterized by assembly lines. The company’s net income as at the end of December 12, 2012 was US$ 5,665,000 (Flory, 2013). According to Flory (2013), Ford Motor Company is the second-largest automaker in the United States, and the fifth worldwide based on the 2 012 vehicle sales. Currently, Ford has more than 90 plants and 213,000 employees. Problem Description The primary problem of Ford Motor Company is how to improve assembly processes in order to reduce the number of car recalls. Car recalls occur because the company manufactures and assembles cars with several defects such as oil leakages, defective braking systems, and unfixed special locks, leading to repeats and repairs. Repeat manufacturing and repairs causes companies to incur additional manufacturing costs, which reduce the company’s profits and increase the losses (Hull, 2011). Additionally, increasing car recalls is scaring away both current and prospective customers, leading to widespread market reduction. The company needs to adopt proper manufacturing, operation and management tools/concepts in order to achieve zero defects and reduce the amount of reworks. Operations and Supply Chain Management Concepts/tools to be used1.5 Six-sigma Six-Sigma is a set of tools and t echniques for operations and process improvement; it seeks to improve the quality of the processes by using a set of quality management methods such as statistical methods to create special infrastructure of people within the organization (Desai, 2010). Manufacturing companies that need to improve manufacturing processes and achieve zero defects apply Six-Sigma quality tools. Hull (2011) argues that using six-Sigma methodologies such as

Parents should not let their children spend much time watching Research Paper

Parents should not let their children spend much time watching television - Research Paper Example The debate on whether parents should or should not let their children append a lot of time watching TV carries much weight. This is in relation to how much beneficial or adverse extended periods of TV watching are to children and the likely effects to their later lives. As a result, we seek to find reasons as to why parents should not let their children spend too much time watching television, as well as some of the reasons why watching it is beneficial to children. Common arguments among those who are against children watching TV fall on morality. In this light morality carries issues of violence and risk assessment in regard to one’s behavior. The argument they place on the issue lays on the content aired on Television programs depicting the use of violence, and other violent acts, mild or severe, in resolution of conflicts between individuals and groups. This is in cases of religious violence that at times is aired blatantly by some radical organizations in a quest to incit e sympathizers to join them in their fight for goals they hold dear. In some movies and programs that are aired on TV, going by the name of action, tend to contain scenes of violence that are, at times, claimed to be justified. This is by having story lines that claim the perpetrator to have a genuine or righteous cause that should be seen to the end. The cause is usually on the lines of rescuing loved ones or fighting crime, quite literally. Owing to this, those that are against children watching TV claim that these negative behaviors and attitudes may get to their children. In addition, opposers of TV claim that images portrayed to children are not as simple as thought as they produce the opposite of the desired effect. This is in regard to showing children that there is no room for negotiation in wrongdoing and that violence is the only means of resolution of conflicts of interests should other means fail. This is in spite of other options having no chance to prove themselves in clearing controversial or volatile situations. Owing to such programming issues, the more time that a child spends watching TV translates to increased exposure to such rash concepts that adults engage in with little regard for the consequences. The other form of violence that children get exposure to is that of violence expressed towards women. Violence perpetrated against women on TV leads to poor images of women that remain etched in the young and innocent minds of children (Kahlor and Eastin 215). This occurs by labeling males as the dominant human in any situation, in the society. Therefore, to exercise their dominance, men maintain their dominance, when threatened, through violence creating a negative image of women. In addition, through violence directed at women, children gain a wrong perception that the only way to suppress women in their quest to gain an equal status as men is to subject them to acts of subordination. Such actions include sexual assault and sexual violence in the form of rape (Kahlor and Eastin 216). Opposers, in my opinion, therefore, have solid ground on this issue with backing from facts as evidence sustains their arguments In addition to their claims, violence on TV appears as a positive thing that is to be emulated in order to live a full and satisfying life. This is particularly so by using violence by TV stars to gain wealth and live a fulfilling life. Violence of this form and in such levels translates to poor relations with others, as what the child understands is how to use his or her physical strength to enforce decisions, or wishes. This way, children tend to exercise violent acts towards other children in the society and at school; which makes TV viewing a contributor to bad living (Facts for Families). On the moral issue of risk assessment, those that are against watching extended hours of TV for children due effects it has on their awareness of the experiences found in the world. They base this on the idea that, to make decisions on

Strategic Analysis and Choice Essay Example | Topics and Well Written Essays - 4250 words

Strategic Analysis and Choice - Essay Example The analysis includes political, economic, social and technological factors. Political factors affect the marketing and strategic growth plans of a business. Legislations and regulations of a country affect the plans of the business. This can be control of ingredients used, price changes and different views of the party in power compared to the former one. For e.g. in Pakistan, after the emergency was imposed on 3rd November 2007 the media was curbed and shut down until they signed a deal not to talk against the present government. Thus, GEO Pakistan a channel that is aired in Pakistan, Dubai, UK, USA and Canada. This organization is a multinational since it is aired in three continents around the world. The company uses all the latest technology in media like news room automation service, graphics system, automated play out system, media server systems, GEO firsts (interactive program) and training on international standards; and it is a market leader at home in Pakistan. It is huge since it employs the most people in Pakistan. The company is young. The company is family owned. The channel refused to abide by the regulations and has not been aired in Pakistan up till now. The channel was a leader in the market but now they have suffered huge losses due to the close down of the channel. Eventually, they had to abide by the regulations to avoid further losses and downsizing of employees. Now the channel will be aired soon. GEO is a good example of a company that tried to go against the industry norms and comply with the rules in order to differentiate but it all went wrong and they suffered. This was a risk and they had to pay for non compliance of industry norms. This example is a fitting example in this case because their strategic... This essay is a strategic analysis of how the companies respond to changes in their internal and external environments. Also that companies often plan to use such strategies to gain a competitive advantage over their various competitors since an edge over the others always helps them stand at the highest peak and successfully manage to balance and avoid falling disastrously. Often companies plan and forecast but the actual result is different from the forecasted one. Theories are often good to study and get a proper understanding of the situation but they do not necessarily fit in real life. Uncertainty is part of life and a proper analysis to take a decision is important for companies. Thus, businesses aim to grow and gain competitive advantages since expansion is an industry norm but then they have to face problems while operating in the internal and external environments and these businesses tend to use these strategies to their best advantage and even by manipulating these at tim es to fit their conditions and markets. This helps them grow and gain an edge over their competitors. Competitive advantages are essential to businesses for continuous growth in the existing and new markets in order to expand and turn into giants. Managers need to have a clear vision of the future of the company.