PSK modulator with noncollapsable output for use with a PLL powe

Details PSK modulator with noncollapsable output for use with a PLL powe PSK modulator with noncollapsable output for use with a PLL powe

1983-05-31

1985-07-09

LaRoche, Eugene R.

Modulators

Amplitude modulator

Nonlinear device controlled by modulating signal

332 21, 332 23R, 375 54, 375 67, H03C 300

Patent

active

045285268

ABSTRACT:
A PSK modulator for use with a phase lock locked loop power amplifier circuit in a communications transmitter wherein one signal channel of the modulator includes a delay equal to one-fiftieth of the period of the highest bit rate applied to the modulator so that the amplitude of the modulator output signal does not collapse to zero.

REFERENCES:
patent: 3475626 (1969-10-01), Holzman et al.
patent: 3699479 (1972-10-01), Thompson et al.
patent: 3818378 (1974-06-01), Phillips
patent: 3914695 (1975-10-01), Giusto
patent: 3973201 (1976-08-01), Andren
patent: 4006418 (1977-02-01), Liskov et al.
patent: 4156851 (1979-05-01), Winters
patent: 4320499 (1982-03-01), Muilwijk et al.
patent: 4338579 (1982-07-01), Rhodes

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