Active phase and amplitude modulator

Details Active phase and amplitude modulator Active phase and amplitude modulator

1988-10-17

1989-08-29

Mis, David

Modulators

Amplitude modulator

Nonlinear device controlled by modulating signal

332 16R, 332 23A, 332 24, H03C 300, H03C 340

Patent

active

048621161

ABSTRACT:
An active phase and amplitude modulator separates an input carrier into four phases. The phases are amplified and modulated separately. Summing circuits combine the phases into a single resultant output.

REFERENCES:
Kumar, M. et al, "Broad-Band Active Phase Shifter Using Dual-Gate MESFET", EEE Transactions on Microwave Theory and Techniques, vol. MTT-29, No. 10, Oct. 1981, pp. 1098-1102.

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