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小型激光数字音频唱片是在激光电视唱片技术基础上发展起来的一项八十年代最新音响技术,由于它具有一系列新颖和优异的特点,在音响界引起轰动。在国外已经成为当代最畅销的音响设备。本文系统地阐述了唱片系统的基本原理、主要特点和发展前景;对信息的编码、调制、纠错,原盘的刻录,唱片的压制,重放系统的激光拾音、伺服控制和信号处理等主要技术分别作了介绍和一定的剖折,对国外的发展现状和今后动向也作了概述。
The compact laser digital audio record is the latest sound technology developed in the 1980s based on the technology of laser disc recording. It has caused a sensation in the audio industry due to its novel and outstanding features. In foreign countries has become the best-selling audio equipment. This paper systematically expounds the basic principles, main features and development prospects of the record system; the coding, modulation, error correction, recording of the original disk, suppression of the record, laser pickup of the playback system, servo control and signal processing The main technologies were introduced separately and some of the dissertations. The current status of foreign countries and their future trends are also outlined.