| 雷达视频回波信号实时采集、压缩转发装置 |
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| 引用本文： | 尹志勇,焦新泉,任勇峰.雷达视频回波信号实时采集、压缩转发装置[J].计算机测量与控制,2010,18(2). |
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| 作者姓名： | 尹志勇 焦新泉 任勇峰 |
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| 作者单位： | 中北大学电子与计算机科学技术学院,电子测试技术国家重点实验室,仪器科学与动态测试教育部重点实验室,山西,太原,030051 |
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| 基金项目： | 国家自然科学基金资助项目(60871041) |
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| 摘 要： | 介绍了一种基于FPGA和DSP的六通道雷达视频回波实时信号采集、压缩转发装置,该装置单通道采样率为20MSPS,采样精度为12bit,采集后的数据经过DSP压缩处理后再转化为2Mbps的PCM码流,实时发送给遥测发射机进行遥测下传和实时检测;并对相位一致性控制、基于流水线的数据处理方法等关键技术做了详细介绍;该装置已成功应用于某飞行器综合匹配试验,其性能和指标均优于应用要求。
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| 关 键 词： | 雷达回波 数据采集 FPGA DSP |
Real-time Data Acquisition and Compression Device of Radar Vidieo Echo Signal |
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| Yin Zhiyong,Jiao Xinquan,Ren Yongfeng.Real-time Data Acquisition and Compression Device of Radar Vidieo Echo Signal[J].Computer Measurement & Control,2010,18(2). |
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| Authors: | Yin Zhiyong Jiao Xinquan Ren Yongfeng |
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| Affiliation: | State Key Laboratory For Electronic Measurement Technology/a>;MOE Key Laboratory of Instrumentation Science & Dynamic Measurement/a>;School of Electronics and Computer Science and Technology/a>;North University of China/a>;Taiyuan 030051/a>;China |
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| Abstract: | A real-time data acquisition and compression device of six channels of radar video echo signal based on FPGA and DSP is introduced.the single-channel sampling rate and sampling accuracy of this device is 20MSPS and 12bit.The data compressed by DSP is converted to PCM stream of 2Mbps and sent to telemetry transmitter.by which the data can be download to the computer.and the key techenologies of Phase coherence control and data processing based on pipeline is introduced in detail.This device has been successf... |
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| Keywords: | radar echo data acquisition FPGA DSP |
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