一、概述在家庭影院系统中,就画质和音质而言,DVD 创造出来的氛围将带领欣赏者进入一个真实感的境地,其清晰逼真的画质和音质,真实声场的还原效果(当然还要有较好的功放和音箱),使欣赏者享受着真正意义上的家庭影院。这里,为了便于读者对 DVD 有关技术知识的了解,现分几个问题介绍如下。DVD 采用以提高图像质量为目标的视音频压缩国际标准 MPEG-2,变码率压 First, an overview In the home theater system, in terms of picture quality and sound quality, DVD created atmosphere will lead the viewer into a real situation, its vivid quality and sound quality, the real sound field reduction effect (of course Have better amplifier and speaker), so that the enjoyment of the real home theater audience. Here, in order to facilitate readers to understand the technical knowledge of DVD, are divided into several questions are as follows. DVD to improve image quality as the goal of video and audio compression International standard MPEG-2, variable rate