What's the difference between Blu ray DVD and HD player? And the line DVD
As a matter of fact, a movie is around 20G, and if you want to see it, Taobao has a lot of people working on "HD movies". Don't you believe in searching for 1GB 10 Fen?.. If you see a 720P mark, 40 Fen is enough. Blue plate online selling 25-40 yuan might as well rushed to the cinema.
Blu-ray Disc, the Chinese version of the Blu ray disc, or Blu ray DVD, is the next generation of DVD disk format. As human beings are becoming more and more strict in the quality of multimedia, high quality video and high capacity data storage are needed. Its former competitor is HD DVD, both of which have different corporate support and are competing to become standard specifications. At 5 pm on February 19, 2008, the Toshiba Co held a press conference in Tokyo, Japan Hamamatsu Xinhua Building 39, Toshiba President Nishida Atsushi announced in the media before, Toshiba's HD DVD products will formally withdraw from 3 at the end of next generation DVD format competition. With the publication of SONY's Blu ray, in fact already realized the next generation DVD format of the world. Blu-ray was named after its adopted laser wavelength of 405 nm (nm), just the blue light in the spectrum, hence its name. (DVD uses 650nm wavelength red light reader, while CD uses 780nm wavelength).Blu ray Disc Association was prepared to release the product at the consumer electronics show in January 2006, and later in the process of technology R & D blue, Sony Corp believes that it is necessary to take additional measures to cope with, and postponed the release date of PLAYSTATION 3 to November 2006. Members of the Blu ray Disc Association will also defer the release of Blu ray technology related products to June 2006.A single layer Blu ray disc has a capacity of 25 or 27GB, enough to burn a high resolution video for up to 4 hours. Double layers can reach 46 or 54GB, enough to burn a high resolution video for up to 8 hours. The capacity of 100 or 200GB, respectively, 4 and 8 layers.In the current study, TDK has announced the development of a 4 - layer, 100GB - sized compact disc.
