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Blu-Ray Discs

Blu-Ray Discs. Kunho Baik Maya Irvine Adam Lussier Chris Mohr Gary Roloff. What are Blu -ray Discs?. Background Information. 1998 – Release of High-Definition Televisions Shuji Nakamura Invents blue LED technology but kept off market due to patent problems

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Blu-Ray Discs

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  1. Blu-Ray Discs Kunho Baik Maya Irvine Adam Lussier Chris Mohr Gary Roloff

  2. What are Blu-ray Discs?

  3. Background Information • 1998 – Release of High-Definition Televisions • Shuji Nakamura Invents blue LED technology but kept off market due to patent problems •  The first DVR Blue prototypes unveiled at the CEATEC exhibition in October 2000 (Williams, “Sony”) •  The DVD Forum deeply split over whether to develop blue laser technology because of its higher expense. (Ramstad) • Sony includes blu-ray players in PlayStation3 – although HD DVD head starts in the high-definition video market, this changed the game •  By February 2008, Toshiba withdrew its support for the HD DVD format, leaving Blu-ray the victor.

  4. Red Laservs. Blue Laser

  5. Benefits of Blu-ray Discs • Significantly increased storage space (50GB vs. today's 4.7GB) • Has the potential to store 500GB on multiple layers • Has the potential of up to 54MB/s read and write speeds • Allows for high definition 1080p movies to be marketed

  6. Criticisms • Critics say Sony is more concerned with royalties than creating the best technology for the consumer • Manufacturing Blu-Ray discs requires new machinery, while alternatives like HD-DVD can be produced on existing DVD equipment • In the interest of copy-protection, companies have included over-protective DRM that has caused some consumers to experience problems playing purchased discs in their players. • Bill Gates: “the protection scheme under Blu-ray is very anti-consumer”

  7. Opinions and the Future of Blu-ray • Blu-ray discs will definitely change the future of the video industry • The Blu-ray discs have won the battle against HD DVDs and will continue to grow • Eventually Replace the DVDs as the standard disc format • Enjoying the high-definition quality of Blu-rays will become a new form of entertainment in the future

  8. Works Cited • “Blu-ray Disc” What is Blu-ray?. 2008. Blu-ray.com. 8 Sept, 2008. <http://www.blu-ray.com/info>. •  “Blu-ray FAQ” Blu-ray FAQ. 2008. Blu-ray.com 8 Sept, 2008. <http://www.blu-ray.com/faq/>. • Ramstad,Evan. "In HDTV Age, Successor to VCR Still Seems to Be a Long Way Off"online.wsj.com.4 August1998. <http://online.wsj.com/article/SB891992681208651500.html?mod=googlewsj> • Williams,Martyn. "Opening the Door for New Storage Options". pcworld.com. 12 April2002. <http://www.pcworld.com/article/103862/opening_the_door_for_new_storage_options.html> •  Williams, Martyn "Sony Shows 'DVR-Blue' Prototype". cdrinfo.com. 10 November 2000. http://www.pcworld.com/article/105534/disc_makers_bet_on_blue_lasers.html • Maury Wright. "HD-DVD and Blu-Ray lack wow at debut. " EDN 3 Aug. 2006: 12. ABI/INFORM Global. ProQuest. Hunt Library, Carnegie Mellon University. 23 Sep. 2008 <http://www.proquest.com/> •  Reimer, Jeremy. "New Blu-ray discs with BD+ DRM failing to play on some devices." Ars Technica (Oct. 2007). 23 Sept. 2008 <http://arstechnica.com/news.ars/post/20071007-new-blu-ray-discs-with-bd-drm-failing-to-play-on-some-devices.html>. •  Gates, Bill. "A conversation with Bill Gates." Interview with Chanakya Sethi. Daily Princetonian 14 Oct. 2005. 23 Sept. 2008 <http://www.dailyprincetonian.com/archives/2005/10/14/news/13474.shtml>.

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