RF signal synthesis

Details RF signal synthesis RF signal synthesis

1991-01-28

1992-10-27

Swann, Tod

Pulse or digital communications

Repeaters

Testing

380 34, H04K 100

Patent

active

051596075

ABSTRACT:
Apparatus for synthesizing complex composite RF signals comprising a source of unmodulated RF carrier signal, means for splitting the RF carrier signal output of the source into equal components, separate modulating means to which respective carrier signal components are applied, signal combining means to which the outputs of the modulating means are applied, and separate computerized in-phase and quadrature baseband control signal generating means the outputs of which are applied to respective modulating means to effect modulation of the respective carrier signal components.

REFERENCES:
patent: 4308617 (1981-12-01), German, Jr.
patent: 4888788 (1989-12-01), Teranishi et al.
patent: 4922506 (1990-05-01), McCallister et al.
patent: 5022048 (1991-06-01), Kingston et al.

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