Bluray Media type Highdensity optical disc Encoding MPEG2

Blu-ray Media type: High-density optical disc Encoding: MPEG-2, MPEG-4 AVC(H. 264), VC-1 Capacity: 25 GB(single layer), 50 GB (dual layer) Read mechanism: 1 x@36 Mbit/s& 2 x@72 Mbit/s Developed by: Blue ray Disc Association Usage: Data storage, High-definition video, Play. Station 3 Games

History 1990’s Shuju Nakamura invented blue laser diodes n 2002 Blu-ray Disc Association was founded n April 10 Sony BDZ-S 77(first consumer devices in stores) n October 2003 Professional Disc for Data n June 2006 First BD-ROM player shipped n July 2006 BWU-100 A (Blu-ray rewritable drive) n

Blu-ray Vs. DVD Blue-Ray Wavelength Numerical aperture HD DVD 405 nm(blue-violet laser) DVD 650 nm (red laser) 0. 85 0. 6 Storage capacity/per layer 25 15/17 GB 4. 7 GB Storage capacity/maximum 50 30/51 GB 8. 5 GB Mandatory @ 640 Kbit/s Mandatory @ 504 Kbit/s Mandatory @ 448 Kbit/s 53. 95 Mbit/s 36. 55 Mbit/s 11. 08 Mbit/s Internet support Optional (BD-Live player only) Manatory N/A Vidoe resolution 1920 x 180 720 x 480 24/25, 50/60 24/25/30, 50/60 Audio Maximum raw date transfer Frame rates Hard coating of disc manatory optional

Blue-ray Devices n n n Type of Device: Video Game Play. Station 3 Stand-alone Player Sharp BD-HP 20 S Blu-ray/DVD/HDD Recordable Player Panasonic DIGA DMR-BW 900 Laptop Computer Dell XPS M 2010 PC Drive Pioneer BD-2202