Electrical pulse counters – pulse dividers – or shift registers: c – Particular output circuits for counter
Patent
1980-12-23
1983-06-21
Heyman, John S.
Electrical pulse counters, pulse dividers, or shift registers: c
Particular output circuits for counter
377117, 377121, H03K 2110, H03K 2322
Patent
active
043897282
ABSTRACT:
A frequency divider for electric timepieces or the like comprising a first block composed of even clock controlled inverters connected in cascade, a second block composed of even clock controlled inverters connected cascade and a clock controlled signal compounding circuit. The final stage output terminal of the first block is connected to a second input terminal of the clock controlled signal compounding circuit.
REFERENCES:
patent: 3619644 (1971-11-01), Vittoz
patent: 3749937 (1973-07-01), Rogers
patent: 3973139 (1976-08-01), Dingwell
patent: 4063114 (1977-12-01), Morozumi
patent: 4068137 (1978-01-01), Vittoz
Citizen Watch Co. Ltd.
Heyman John S.
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