基于AD9857的卫星通信发射机的设计与实现  

Design and implementation of a satellite communication transmitter based on AD9857

作　　者：池方玉[1] 姜泉江[1] 陈晓挺[1] 刘会杰[1] 

机构地区：[1]中国科学院微小卫星联合重点实验室,上海200050

出　　处：《电子技术应用》2011年第1期58-61,共4页Application of Electronic Technique

摘　　要：介绍了AD9857的工作原理,分析了AD9857的主要特点及典型应用电路。在此基础上,给出了一种基于AD9857的卫星通信发射机的实现方案,并结合实现及调试,归纳了AD9857在应用中应该注意的问题,给出了经验证可行的解决方案。In this paper, the principle and main characters of AD9857 are introduced, and the typical application circuit is given. A solution of satellite communication transmitter based on AD9857 is proposed. Combined with implementation and testing, the problems which users should pay attention to in AD9857＇s application are mentioned, and the solutions proved viable are given.

关 键 词：卫星通信 数字上变频 AD9857 

分 类 号：TN914.3[电子电信—通信与信息系统]