本文设计了一种用于完成QAM数字电视解调芯片中符号及匹配成形功能的奈奎斯特滤波器。
This paper presents a Nyquist filter to perform symbol synchronization and matched filtering in a QAM demodulator for digital television.
针对硬盘式高清数字电视机顶盒，从目前流行的机顶盒主芯片、硬件结构以及软件架构的特点进行了分析比较。
This paper introduces the chips, hardware and software of HDTV STBs available in the market, and analyzes and compares their features.
本课题目的是完成有线数字电视广播系统的重要设备——调制器的设计和实现，核心器件选用FPGA芯片。
Task of the subject is to complete the design and implementation Modulator, which is an important equipment of cable digital vedio broadcasting, with the core chip FPGA device selection.
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