Frequency synthesizer in ultrashort wave frequency hopping radio station
The utility model discloses a frequency synthesizer in ultrashort wave frequency hopping radio station, wherein the treater obtains a control signal, the 2nd control signal and the 5th control signal respectively to it obtains data signal, enable signal and clock signal to correspond respectively, f...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a frequency synthesizer in ultrashort wave frequency hopping radio station, wherein the treater obtains a control signal, the 2nd control signal and the 5th control signal respectively to it obtains data signal, enable signal and clock signal to correspond respectively, first phase -locked loop module and second phase -locked loop module correspond first current signal of output and second current signal respectively, and a loop filter, the 2nd loop filter be a corresponding voltage signal and the 2nd voltage signal of obtaining respectively, and a voltage controlled oscillator and the 2nd voltage controlled oscillator are corresponding respectively to obtain an output frequence and the 2nd output frequence, and digital phase inverter obtains the 3rd control signal, fourth control signal and struggle against "five evils" control signal respectively, if a control signal is high level signal and the 2nd control signal is high level signal, then an output frequence is ultimate output |
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