Ultra-high-speed sampling rate acquisition device and method
A collection device and sampling rate technology, applied to signal transmission systems, instruments, electrical components, etc., can solve the problems of narrow collection bandwidth and frequency, and achieve the effects of fast response, reduced volume, flexible and convenient collection and analysis
Active Publication Date: 2017-11-03
北京华清瑞达科技有限公司
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[0004] Aiming at the defects in the above-mentioned prior art, the present invention proposes an ultra-high-speed sampling rate acquisition device and method, which solves the problem of narrow acquisition bandwidth and frequency in the prior art
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[0016] The present invention will be described in further detail below in conjunction with the accompanying drawings.
[0017] Such as figure 1 As shown, the ultra-high-speed sampling rate acquisition device of the present invention includes: the FPGA 101 of the preset radar signal processing unit 1011, and also includes: a sample-and-hold circuit 102, a switch filter bank 103, an analog / digital converter 104 (that is, ADC), FPGA101 also includes: filter scanning unit 1012, the output of sample-and-hold circuit 102 is connected with the input of switch filter bank 103, and switch filter bank 103 is connected with the filter scan unit 1012 of FPGA101, and the output of switch filter bank 103 is connected with analog / digital The input of the converter 104 is connected, the output of the analog / digital converter 104 is connected to the input of the radar signal processing unit 1011 of the FPGA101; the sample and hold circuit 102 receives the radar signal, samples and holds it, an...
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The invention discloses an ultra-high-speed sampling rate acquisition device and method. The device includes: a preset radar signal processing unit FPGA, a sample-hold circuit, a switch filter bank, and an ADC, the FPGA includes a filter scanning unit, the output of the sample-and-hold circuit is connected to the input of the switch filter bank, and the switch filter bank is connected to the FPGA The filtering and scanning unit of the FPGA is connected, the output of the switching filter bank is connected with the input of the ADC, and the output of the ADC is connected with the input end of the radar signal processing unit of the FPGA. The ultra-high-speed sampling rate acquisition device makes the processing process of signal acquisition and analysis simple, and the response is fast; it also reduces a large number of microwave devices such as frequency sources and mixers, and reduces the volume of electronic reconnaissance equipment; it increases the instantaneous bandwidth of signals that the device can receive. It can collect and analyze the space signal flexibly and conveniently.
Description
technical field [0001] The invention relates to the fields of electronic countermeasure technology and radar signal processing, in particular to an ultra-high-speed sampling rate acquisition device and method. Background technique [0002] In order to adapt to the increasingly dense and complex electromagnetic signal environment, the electronic reconnaissance system has developed from the simple electronic reconnaissance equipment controlled by humans in the early stage to a computer-controlled, fast-response, and automatic interception, identification, analysis, positioning and recording. Functional electronic reconnaissance system. Its technical development trend is mainly to further improve the electronic reconnaissance system's information processing and analysis capabilities for dense and complex signals, as well as its adaptability to the signal environment; further develop a fast-response, flexible integrated multi-functional system; explore new signal interception me...
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IPC IPC(8): H03M1/54
Inventor 孙亚光宋兵兵郭伟尚善学
Owner 北京华清瑞达科技有限公司