Electric power conversion systems – Frequency conversion without intermediate conversion to d.c.
Patent
1988-05-19
1989-08-08
Beha, Jr., William H.
Electric power conversion systems
Frequency conversion without intermediate conversion to d.c.
328 16, 455326, H02M 500
Patent
active
048558958
ABSTRACT:
A frequency dividing apparatus having an input signal terminal and a divided signal terminal, whereby a high frequency input to the input signal terminal is divided by a mixer having a first input terminal connected to the input signal terminal having a second input terminal, and having an output terminal connected to the divided signal terminal. A frequency divider is provided having a fixed frequency dividing ratio. The frequency divider has an input terminal connected to the divided signal terminal and an output terminal connected to the second input terminal of the mixer.
REFERENCES:
patent: 4638180 (1987-01-01), Sagawa et al.
patent: 4695940 (1987-09-01), Rein
patent: 4730349 (1988-03-01), Wilhelm et al.
Bowman, "100 MHz Frequency Divider", Wireless World, Aug. 1970, pp. 389-393.
Kurihara Hiroshi
Nishi Hidetoshi
Shigaki Masafumi
Beha Jr. William H.
Fujitsu Limited
Peckman Kristine L.
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