Microwave signal source and method for producing microwave signal
A microwave signal source and microwave signal technology, which is applied in the direction of automatic power control and electrical components, can solve the problems of partial fixed phase noise and the inability to realize multi-point frequency down-modulation, etc., and achieve low phase noise, accuracy and spectral purity High and stable effect
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[0051] Example one
[0052] Reference figure 1 , Shows a structural block diagram of Embodiment 1 of a microwave signal source of the present application, which may include:
[0053] High stability crystal oscillator 101, used to generate multiple frequency reference signals;
[0054] In this embodiment, a low-frequency (100MHz) high-stability, low-phase-noise crystal oscillator (TCXO) can be used to generate multiple frequency reference signals, or TCXO can be used to generate a frequency reference signal and output in multiple channels.
[0055] The signal output component 102 is configured to generate a frequency modulation signal, an X-band phase-locked signal and an L-band point frequency signal based on the multiple frequency reference signals;
[0056] Specifically, the frequency reference signal is a commonly used reference signal for microwave signal sources to generate microwave signals with required parameters. Based on the frequency reference signal, corresponding transforma...
Example Embodiment
[0062] Example two
Example Embodiment
[0063] This application also discloses Embodiment 2 of a microwave signal source, which may specifically include:
[0064] High stability crystal oscillator, used to generate multiple frequency reference signals;
[0065] In practice, a low frequency (100MHz) high stability, low phase noise crystal oscillator (TCXO) can be used to generate a frequency reference signal and output in multiple channels.
[0066] The signal output component is used to generate a frequency modulation signal, an X-band phase lock signal and an L-band point frequency signal based on the multiple frequency reference signals;
[0067] In a preferred embodiment of the present invention, the signal output component may include the following units:
[0068] The FM phase-locked loop unit S201 is used to generate an FM signal, and phase-lock the FM signal with one of the frequency reference signals to obtain an FM signal that meets the specified carrier frequency and FM frequency deviation;
[0069] By applying the em...
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