短波串行调制解调器设计

Design of High-speed Serial HF Modem

介绍一种用于无线衰落多径信道数据通信的高速串行MODEM系统。首先对信号格式进行了简要介绍,然后对其中的关键技术进行了详细阐述,包括调制解调技术、同步捕获技术、频偏估计及校正技术、自适应均衡技术,给出了各部分的实现方案。

The paper introduces the data transmission system of designing high speed serial modem on multipath fading channels.First the format of signal is introduced,then the key technique is analyzed in detail and each scheme is presented,which includes modem technique,synchronization acquisition,frequency-offset estimator,adaptive equalization.