设计卫星广播电视地球站的技术要求  

Technical Requirement for Designing Satellite TV Broadcast Earth Station

作　　者：章加兴 

出　　处：《广播与电视技术》1992年第1期26-32,共7页Radio & TV Broadcast Engineering

摘　　要：利用C频段通信卫星传送广播、电视节目的卫星地球上行站,在我国正迅速发展。本文依据“卫星广播电视地球站建设标准”和“卫星广播电视地球站设计规范”,论述了地球站天线、调制和发射系统及其性能要求,讨论了站的规模、布局和站址的选择问题。Up-linking earth stations transmitting radio and TV programs by satellite in C band are developing rapidly in China.According to'Building Standard for TV Broadcast Earth Station'and'Designing Standard for TV Broadcast Earth Station',this article disscusses at length the antenna,mod- ulation and transmission systems of station and their performances,studies the scale、distribution arrangement and position of station.

关 键 词：设计 卫星通信 地球站 卫星广播 

分 类 号：TN938[电子电信—信号与信息处理]