光纤电视系统

Optical Fiber Television Systems

随着我国经济的发展,光纤(有线)电视系统也将在全国有一个大发展。本文将目前光纤电视技术的发展情况用深入浅出的文字作一综合叙述,其中包括光纤电视和目前无线电广播电视在质量上的比较、光纤电视系统及其布线结构。对光纤电视系统的两项重要技术:调制及多路复用,作了进一步探讨,提出了有关光纤电视系统将来在技术方面的可能发展。最后作者对我国发展光纤电视系统提出了一些看法。

This paper presents an overview of the advances of the cable television systems. It starts from the advantages of the cable television systems. Different transmission mediums are compared including the optical fibers, electrical cables, microwaves and the satellite systems. The distribution systems, the modulation, and multiplexing systems are discussed. Finally the trends of the developements of the cable television systems in China are discussed.