室内天线(DTV-300)张伟强
数字电视原理与应用dtv 课程安排 数字电视原理与应用 1 数字电视概述 •电视技术的发展历程•模拟电视原理•数字电视的发展 2 数字电视基本原理 ▪视频压缩原理▪MPEG-2视频编码及测量▪MPEG-2音频编码及测量▪MPEG-2系统及其测量▪数字调制基础▪数字电视的纠错编码原理 3 数字电视相关标准 •DVB-S...
电视柜(DTV-245)张天俊
Bandpass tracker for DTV receiver, with VSB I-F signal filtered for more symmetrical AFPC Loop responseDigital radio receivers for digital television signals often employ bandpass trackers in which the bandwidth of the automatic-frequency-and-phase-control (AFPC) loop is determined in the baseband ...