Electrical transmission or interconnection systems – Nonlinear reactor systems – Parametrons
Patent
1975-02-24
1976-10-19
Heyman, John S.
Electrical transmission or interconnection systems
Nonlinear reactor systems
Parametrons
328 48, 307233A, H03D 1300
Patent
active
039873650
ABSTRACT:
A digital frequency comparator circuit comprising two counters connected to a circuit to be driven, in which one of the two counters which earlier issues an output signal is temporarily held, and both the counters are not cleared until the other counter subsequently issues an output signal, whereby an instability in the operation of the circuit to be driven is eliminated.
REFERENCES:
patent: 3441342 (1969-04-01), Ball et al.
patent: 3588710 (1971-06-01), Masters
patent: 3723889 (1973-03-01), Oberst
patent: 3735324 (1973-05-01), Phillips
patent: 3755746 (1973-08-01), Hogue
Endo Akira
Okada Tsuguhiro
Heyman John S.
Hitachi , Ltd.
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