BluRay Discs

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
• The DVD Forum deeply split over whether to
  develop blue laser technology because of its
  higher expense.
• 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

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Red Laser vs. Blue Laser
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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

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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

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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. lthttp//www.blu-ray.com
  /infogt.
•  Blu-ray FAQ Blu-ray FAQ. 2008. Blu-ray.com 8
  Sept, 2008. lthttp//www.blu-ray.com/faq/gt.
• Ramstad, Evan. "In HDTV Age, Successor to VCR
  Still Seems to Be a Long Way Off"online.wsj.com.4
  August1998.
• lthttp//online.wsj.com/article/SB89199268120865
  1500.html?modgooglewsjgt
• Williams, Martyn. "Opening the Door for New
  Storage Options". pcworld.com. 12 April 2002.
• lthttp//www.pcworld.com/article/103862/opening
  _the_door_for_new_storage_options.htmlgt
•  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
  lthttp//www.proquest.com/gt
•  Reimer, Jeremy. "New Blu-ray discs with BD DRM
  failing to play on some devices." Ars Technica
  (Oct. 2007). 23 Sept. 2008
• lthttp//arstechnica.com/news.ars/post/20071007-
  new-blu-ray-discs-with-bd-drm-failing-to-play-on-s
  ome-devices.htmlgt.
•  Gates, Bill. "A conversation with Bill Gates."
  Interview with Chanakya Sethi. Daily Princetonian
  14 Oct. 2005. 23 Sept. 2008
• lthttp//www.dailyprincetonian.com/archives/200
  5/10/14/news/13474.shtmlgt.