电视台卫星车高清化改造  

HD Reform of DSNG in TV Station

作　　者：周士勇 李超 罗信海 

机构地区：[1]贵州广播电视台播控传送中心,贵州550002

出　　处：《广播与电视技术》2018年第2期63-65,共3页Radio & TV Broadcast Engineering

摘　　要：针对贵州广播电视台的高清传输需求,结合设备的实际使用情况,本着安全、提升、高效、节约的原则,在进行了可行性研究后,对"悍马"标清卫星车系统进行了高清化改造。改造完成后使"悍马"系统具备了高清四讯道采集、制作能力以及高清传输能力。本改造成本低、周期短、系统构成安全,并且通过改造后的实际使用证明其满足需求、稳定可靠。According to HD transmission requirements and equipment usage, Guizhou Radio and Television Station conducts the HD reform of ＂Hummer＂-SD-DSNG based on the principle of safety, promotion, efficiency and saving. The reformed Hummer DSNG provides four-channel HD gathering, HD producing and HD transmission. It costs less, with short time and safe structure. And it is proved satisfied, stable and reliable through application.

关 键 词：卫星车 雨衰 卫星传输 高清传输 

分 类 号：TN948[电子电信—信号与信息处理]