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1996年11月1日,日本松下和东芝公司的DVD产品率先正式上市;11月22日和12月1日,先锋和三洋电机公司的DVD产品也正式发售;12月7日,成都知名的大发电器市场的家电商家开始销售松下公司的DVD播放机——这一切标志着充满生机的DVD时代已经到来。本文拟对DVD作简要介绍,以便我们掀开DVD的盖头来,更好地认识它、掌握它。 一、DVD的名称、标准和种类 DVD是新一代高密度光盘系统的代名词。它的狭义名称是指数字激光视盘(Digital Video Disc),它的广义名称是数字通用光盘(Digital Versatile Disc)。所谓“高密度”,是指单张120mm光盘的容量在几个GB至几十个GB(千兆字
November 1, 1996, Japan’s Matsushita and Toshiba’s DVD products took the lead in the market; November 22 and December 1, Pioneer and Sanyo Electric’s DVD products are also on sale; December 7, Chengdu well-known large Appliances makers in the generator market are starting to sell Panasonic’s DVD players - all of which mark the end of a vibrant DVD era. This article intends to make a brief introduction to the DVD so that we can open the lid of the DVD to better understand it and master it. First, the DVD’s name, standard and type DVD is synonymous with a new generation of high-density optical disc system. Its narrow name refers to the Digital Video Disc, whose broad name is the Digital Versatile Disc. The so-called “high density” refers to the capacity of a single 120mm disc in a few GB to dozens of GB (gigabytes