Wind profiler radar digital receiver design based on orthogonal sampling

Computer Engineering and Applications ›› 2011, Vol. 47 ›› Issue (27): 83-85.

• 研发、设计、测试 • Previous Articles Next Articles

Wind profiler radar digital receiver design based on orthogonal sampling

ZHANG Fugui，HE Jianxin，YAO Zhendong

Key Laboratory of Atmospheric Sounding，China Meteorological Administration，Chengdu University of Information Technology，Chengdu 610225，China

Received:1900-01-01 Revised:1900-01-01 Online:2011-09-21 Published:2011-09-21

一种正交采样的风廓线雷达数字接收机设计

张福贵，何建新，姚振东

成都信息工程学院中国气象局大气探测重点开放实验室，成都 610225

Abstract

Abstract: Aiming at the features of wind profiler radar for UHF frequency，an efficient and high performance digital receiver based on orthogonal sampling is designed.Through theoretical analysis of orthogonal sampling receiver，quadrature sampling theory，IQ separation operation，half-band filter，etc are introduced in this paper.Finally，simulation results show that digital receiver using orthognal sampling technique is feasible and efficent.

Key words: orthogonal sampling, digital frequency convert, wind profiler radar, system design, simulation

摘要： 针对UHF波段风廓线雷达接收机特点，提出并介绍一种高效、高性能的正交采样的数字接收机，通过对正交采样接收机理论分析，介绍了正交采样、IQ分离、半带滤波、CIC滤波等实现方法。最后通过simulink对设计进行建模、仿真。仿真结果表明了基于正交采样技术的数字接收方案的可行性。

关键词: 正交采样, 数字变频, 风廓线雷达, 系统设计, 仿真

ZHANG Fugui，HE Jianxin，YAO Zhendong. Wind profiler radar digital receiver design based on orthogonal sampling[J]. Computer Engineering and Applications, 2011, 47(27): 83-85.

张福贵，何建新，姚振东. 一种正交采样的风廓线雷达数字接收机设计[J]. 计算机工程与应用, 2011, 47(27): 83-85.

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Wind profiler radar digital receiver design based on orthogonal sampling

一种正交采样的风廓线雷达数字接收机设计

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