High-frequency frequency source device
A frequency source, high-frequency technology, applied in the direction of automatic power control, electrical components, etc., can solve the problems of poor noise performance, achieve the effect of large output power, high cut-off frequency, and easy phase locking
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Embodiment 1
[0017] figure 1 It is a schematic diagram of a high frequency source device according to an embodiment of the present invention. Such as figure 1 As shown, the high-frequency frequency source device disclosed in the present invention includes: a single-chip GaN HEMT microwave oscillator 10, which is used to generate a high-power microwave oscillation signal; a phase-locked circuit 20, connected with the single-chip GaN HEMT microwave oscillator 10, used To receive the microwave oscillation signal, realize the phase-locking of the microwave oscillation signal output by the single-chip GaN HEMT microwave oscillator 10; the frequency multiplication circuit 30 is connected with the single-chip GaN HEMT microwave oscillator 10, and is used to receive the single-chip GaN HEMT microwave oscillator 10 The phase-locked microwave oscillation signal generated by the microwave oscillator is multiplied to a preset high-frequency frequency and then output.
[0018] Due to the low output p...
Embodiment 2
[0022] figure 2 It is a schematic diagram of a high-frequency frequency source device according to Embodiment 2 of the present invention. Such as figure 2 As shown, the phase-locked circuit 20 includes a prescaler 203 , a crystal oscillator reference source 201 , and a microwave phase-locked loop 202 . Among them, the prescaler 203 is connected with the single-chip GaN HEMT microwave oscillator 10, and is used to receive the microwave oscillation signal and perform frequency predivision on the microwave oscillation signal; the crystal oscillator reference source 201 is used to generate the reference frequency signal; the microwave lock The phase loop 202 is connected to the prescaler 203 and the crystal oscillator reference source 201, and is used to compare the prescaled microwave oscillation signal with the reference frequency signal, generate a calibration voltage signal, and send the calibration voltage signal to the single-chip GaN The HEMT microwave oscillator 10 rea...
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