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Title:
AUTOMATIC FINE ADJUSTMENT CIRCUIT
Document Type and Number:
Japanese Patent JPS5422124
Kind Code:
A
Abstract:

PURPOSE: To ensure a detection of the fact that the local oscillation frequency is high as well as to avoid the malfunction even in case a high-sensitivity synchronous isolation circuit, by installing a mulfunction prevention circuit which detects the pulse duration.


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Inventors:
NAKASHIMA YOSHICHIKA
Application Number:
JP1977000087666
Publication Date:
February 19, 1979
Filing Date:
July 20, 1977
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP
International Classes:
H04N5/50; (IPC1-7): H04N5/50
Domestic Patent References:
JPS5230324A1977-03-08
JP51107224B



 
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