Portable ultrashort wave frequency hopping radio performance testing instrument
The utility model provides a portable ultrashort wave frequency hopping radio performance testing instrument, which mainly comprises a coupler connected with a tested radio, a radio frequency processing module, a data acquisition card, a control panel and an external touch screen, wherein the data a...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides a portable ultrashort wave frequency hopping radio performance testing instrument, which mainly comprises a coupler connected with a tested radio, a radio frequency processing module, a data acquisition card, a control panel and an external touch screen, wherein the data acquisition card comprises an analog-to-digital converter, a digital down converter and a field programmable gate array which are sequentially connected; the coupler sends signals transmitted by the transmitting radio to the radio frequency processing module; the radio frequency processing module comprises a filter group formed by a plurality of filters, carries out frequency band division on the signals from the coupler, acquires a radio frequency signal frequency group, and sends the radio frequency signal frequency group to the data acquisition card; the data acquisition card carries out digital processing on the radio frequency signal frequency group; and the control panel adopts an ARM chip as a main processor, |
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