Telecommunications – Receiver or analog modulated signal frequency converter – Frequency modifying or conversion
Patent
1981-06-10
1983-05-17
Chin, Tommy P.
Telecommunications
Receiver or analog modulated signal frequency converter
Frequency modifying or conversion
455131, 455318, 455333, 329116, H04B 126
Patent
active
043843670
ABSTRACT:
An improved low-cost microwave receiver is disclosed. The receiver is intended for use in the Multipoint Distribution Services (MDS) for the reception of television signals transmitted in the 2 to 2.5 GHz region. The receiver of the present invention is of the single-conversion superheterodyne type utilizing printed circuit and microstrip transmission line construction. Printed circuit board and microstrip transmission line construction permits low-cost fabrication without machined resonant cavities or waveguide components.
REFERENCES:
patent: 3649937 (1972-03-01), Carlson
patent: 3671868 (1972-06-01), Sanders
patent: 3699454 (1972-10-01), Hudspeth
patent: 3737784 (1973-06-01), Dostis
A Receiver for 144 MHz, by N. Davies, Radio Communication, vol. 52, No. 12, pp. 900-905, Dec. 1976.
King Charles T.
Sigmon Bernard E.
Benman, Jr. William J.
Chin Tommy P.
Karambelas Anthony W.
Theta-Com of California
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