Radio frequency front-end spread spectrum and despread processing method based on amplifier drain electrode modulation effect
A technology of radio frequency front-end and processing method, applied in electrical components, transmission systems, etc., can solve the problems of limited length of surface acoustic wave tapped delay line devices, large insertion loss, and limited application range, etc., and achieve flexible spreading code configuration capabilities , no insertion loss, highly flexible effect
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Embodiment 1
[0055] As a preferred embodiment of the application, refer to the attached Figure 1-8 , this example discloses:
[0056] A radio frequency front-end spreading and despreading processing method based on the amplifier drain modulation effect, characterized in that: it includes a radio frequency front-end spreading processing method and a radio frequency front-end despreading processing method;
[0057] The RF front-end spread spectrum processing method specifically refers to: the input RF signal is input into the power divider, and the power divider divides the input RF signal into equal power, and through the phase shifter, divides the equal power into one road signal After 180-degree phase-shift processing, two branches of radio frequency signals are generated; the two branches of radio frequency signals are sent to power amplifier 1 and power amplifier 2 respectively, and power amplifier 1 and power amplifier 2 use the drain modulation effect of the power amplifier to realiz...
Embodiment 2
[0060] As another preferred embodiment of the present application, refer to the attached Figure 1-8 , this example discloses:
[0061] A radio frequency front-end spreading and despreading processing method based on the amplifier drain modulation effect, characterized in that: it includes a radio frequency front-end spreading processing method and a radio frequency front-end despreading processing method;
[0062] The RF front-end spread spectrum processing method specifically refers to: the input RF signal is input into the power divider, and the power divider divides the input RF signal into equal power, and through the phase shifter, divides the equal power into one road signal After 180-degree phase-shift processing, two branches of radio frequency signals are generated; the two branches of radio frequency signals are sent to power amplifier 1 and power amplifier 2 respectively, and power amplifier 1 and power amplifier 2 use the drain modulation effect of the power ampli...
Embodiment 3
[0067] As another preferred embodiment of the present application, refer to the attached Figure 1-8 , this example discloses:
[0068] A radio frequency front-end spreading and despreading processing method based on the amplifier drain modulation effect, characterized in that: it includes a radio frequency front-end spreading processing method and a radio frequency front-end despreading processing method;
[0069] The RF front-end spread spectrum processing method specifically refers to: the input RF signal is input into the power divider, and the power divider divides the input RF signal into equal power, and through the phase shifter, divides the equal power into one road signal After 180-degree phase-shift processing, two branches of radio frequency signals are generated; the two branches of radio frequency signals are sent to power amplifier 1 and power amplifier 2 respectively, and power amplifier 1 and power amplifier 2 use the drain modulation effect of the power ampli...
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