Electronic Principles of Complete Units: Digital Audio-Visual Equipment

Author: Xu Lixiang, Editor-in-Chief
Publisher:
Publish Date: 2005-01-01
Features: This book primarily covers the principles and maintenance knowledge of CDs, VCDs, and DVDs. It provides a detailed analysis of the CD portion, which is a common structure shared by all optical drives. For VCD players, it focuses on the signal compression processing technology they employ—MPEG-1 standards—as well as the typical decompression chips used in these devices, with an in-depth examination of representative circuits. Regarding DVD players, it emphasizes the laser heads, MPEG-2 compression technology, Dolby AC-3 audio processing technology, and servo systems they utilize. The book systematically introduces the structure of DVD players and conducts circuit analysis. It also covers knowledge of Super VCD, LD, MP3, video disc recorders (VDRs), magneto-optical disc drives (MODs), EVD, and Blu-ray DVDs. Additionally, it provides corresponding introductions to home theater equipment. Starting from the development of DVD player technology and the fundamentals of digital processing circuits, the book offers a detailed analysis of DVD working principles, enabling readers to understand the evolution of electronic technology and master the principles and maintenance methods of advanced audio-visual equipment. This book serves as a novel and practical teaching material for learning the principles of digital audio-visual devices. It can be used as a textbook for vocational schools in electronic and information technology, as a teaching resource for higher education institutions in related fields, as a manual for various DVD player maintenance training courses, and as a self-study guide for radio enthusiasts.