Telecommunications – Receiver or analog modulated signal frequency converter – Plural receivers
Patent
1989-10-17
1991-01-08
Strecker, Gerard R.
Telecommunications
Receiver or analog modulated signal frequency converter
Plural receivers
455226, 455303, H04B 1700
Patent
active
049842935
ABSTRACT:
A microwave receiver self-test capability which includes at least two channels with each channel including an amplifier and an IF receiver, the microwave receiver, also including a local oscillator capable of mixing with either of said channels for providing an IF signal and a data modulated signal source capable of coupling with said local oscillator through one channel of said microwave receiver and thereby, generating a microwave test signal for the other of said channel of said microwave receiver.
REFERENCES:
patent: 3273065 (1966-09-01), Stover
patent: 3508156 (1967-06-01), Webb
patent: 3512089 (1970-05-01), Cushman
patent: 3531722 (1970-09-01), Seibold
patent: 3909720 (1975-09-01), Fantera
patent: 4149122 (1979-04-01), Darato
patent: 4160211 (1979-07-01), Wiltrock
patent: 4360928 (1982-11-01), Campbell
patent: 4423418 (1983-12-01), Pearlman
patent: 4506385 (1985-03-01), Fedde et al.
patent: 4626857 (1986-12-01), Imazeki
patent: 4709407 (1987-11-01), Baba
Cummings Kathleen M.
Hanson Russell W.
Charouel Lisa
Hamann H. Fred
Murah M. Lee
Rockwell International Corporation
Strecker Gerard R.
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