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一、DVD的由来 正当VCD风风火火、产销两旺之际,光盘家族中又升起了一颗灿烂的新星——DVD。 DVD是以压缩的数字形式存入高质量图象和声音的大容量光盘。它是在索尼和菲利浦公司联合推出的多媒体光盘(MMCD)以及东芝、松下等公司推出的超密度光盘(SD-DVD)的基础上,经过协商统一了两种光盘的规格及数据记录与读出方式之后而产生的。在它问世之初,DVD代表数字视频光盘(Digital Video Disc);后来,又由于其用途的多样性,又统称为数字通用光盘(Digital Versatile Disc)。DVD兼有
First, the origin of DVD Legitimate VCD in vogue, sales booming occasion, the CD-ROM family has risen a brilliant star - DVD. DVD is a large-capacity optical disc that stores high-quality images and sound in compressed digital form. It is based on the multimedia CD-ROM (MMCD) jointly launched by Sony and Philips and the ultra-compact disc (SD-DVD) released by Toshiba and Panasonic. The specifications of the two discs and the data record After reading out the resulting way. At the dawn of its debut, DVDs represented Digital Video Discs; later, they were collectively referred to as Digital Versatile Discs due to their versatility. DVD both