基于HSP50216的短波扫频接收机数字下变频方案研究  

Application of DDC Technology in Shortwave Scanning Receiver Based on HSP50216

作　　者：史小平[1] 

机构地区：[1]湖北汽车工业学院电子信息科学系,湖北十堰442002

出　　处：《湖北汽车工业学院学报》2008年第1期41-43,共3页Journal of Hubei University Of Automotive Technology

摘　　要：对INTERSIL公司生产的数字下变频器HSP50216作了总体的介绍,重点讨论该芯片的内部结构、工作原理及其在短波扫频接收机中的应用,大大地降低了采样频率和数据量,减轻了对DSP计算需求的压力,使接收机的设计更为灵活和方便。The HSP50216, a kind of digital down converter, was introduced. The inside structure, working principle and feature of HSP50216, its application in the shortwave scanning receiver were discussed. This method reduces sampling frequency, simplifies data computation and improves the receiver syetem＇ s flexibleness.

关 键 词：数字下变频器 扫频接收机 软件无线电 

分 类 号：TN919[电子电信—通信与信息系统]