Slide 2:
In 1995, the world's top ten companies constituted the DVD alliance based on the high diploid MPEG-2 digital compression technology to develop a unified standard DVD disc. And then the DVD players come out in 1996. DVD is referred to as the Digital Video Disc first, and changed to Digital Versatile Disc late. And the DVD equipments released later were the series products for the DVD recording and playback. DVD players just take the similar principle that used in VCD players. The different point rightly come in larger disc storage density, shorter wavelength laser, better image clarity and sound quality, and longer showing time. The research and development of EVD started in 1999. EVD was the first to propose the concept of high-definition technologies. EVD can be compatible with DVD, super VCD, VCD, CD, MP3 and other formats. There are many brands of DVD players on the market now. Some brands like Panasonic, Philips, SONY, Pioneer, etc. has mastered core technologies, such as chips and movement. So their DVD players always come with fine workmanship and powerful functions. But the price is relatively high than other DVD player. As the upgrade product of DVD, EVD features with five times resolution as a DVD. It can record programs directly and burn the broadcast shows directly to optical disc. It is fully compatible with computer. You can also link your home appliances and computer via the EVD so as to establish the family's information network. That's all about the DVD players review on the history.