Tunable microwave oscillator

Details Tunable microwave oscillator Tunable microwave oscillator

1978-10-25

1981-02-03

Safourek, Benedict V.

Telecommunications

Receiver or analog modulated signal frequency converter

Frequency modifying or conversion

331108C, 331117D, H04B 128, H03B 518

Patent

active

042492629

ABSTRACT:
A tunable microwave oscillator including a transistor with a tuning diode which form an oscillating circuit particularly for use in television tuners and which does not require an inductor. A novel combination of an oscillator and mixer is also provided and the oscillator and mixer are designed to cover broad tuning ranges.

REFERENCES:
patent: 2695357 (1954-11-01), Donley
patent: 3141135 (1964-07-01), Amlinger
patent: 3284723 (1966-11-01), Henkels
patent: 3391351 (1968-07-01), Trent
patent: 3493870 (1970-02-01), Kupfer
patent: 3639858 (1972-02-01), Miyata
patent: 3693105 (1972-09-01), Kleinberg
patent: 3955154 (1976-05-01), Sasaki et al.
patent: 4010428 (1977-03-01), Sunkler
Electronic Design, Aug. 2, 1965, pp. 20 to 21.
German Publication "Abstimmdioden Fur Fernsehen und Rundfunk", Funkschau 1969, pp. 825, 826, 2246 and 2245 and translation.

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