分析卫星数字电视接收系统的性能以及卫星数字电视接收机中R-S解码器、卷积解码器和QPSK解调器等部分电路对系统抗噪声性能的贡献。
This paper analyses the anti-noise performance of digital satellite TV receiver system, and discuses the anti-noise capability of R-S decoder, of convolutional decoder and of QPSK demodulator.
介绍有线数字电视DVB -C系统的结构及其IRD ，分析该系统前端和接收端的工作原理，并与数字卫星电视接收DVB -S系统进行比较。
This article introduces the constructure of DVB-C CATV system and IRD, analysises the work priniciple of receiver, compares with DVB-S system.
介绍有线数字电视DVB -C系统的结构及其IRD ，分析该系统前端和接收端的工作原理，并与数字卫星电视接收DVB -S系统进行比较。
This article introduces the constructure of DVB-C CATV system and IRD, analysises the work priniciple of receiver, compares with DVB-S system.
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