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PCE
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DIFF Subgroup
H03J 7/06

using counters or frequency dividers

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Automatic frequency control; Automatic scanning over a band of frequencies > Automatic frequency control > where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant > using counters or frequency dividers

CPC:

Automatic frequency control; Automatic scanning over a band of frequencies > Automatic frequency control (H03J7/18 takes precedence) > where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant > using counters or frequency dividers

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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