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PCE
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DIFF Subgroup
H03K 17/13

Modifications for switching at zero crossing (generating an impulse at zero crossing H03K5/1536)

Introduced: January 1980

Title

Titles differ between systems:

IPC: Modifications for switching at zero crossing

CPC: Modifications for switching at zero crossing (generating an impulse at zero crossing H03K5/1536)

Full Title

Full titles differ between systems:

IPC:

Electronic switching or gating, i.e. not by contact-making and -breaking > Modifications for switching at zero crossing

CPC:

Electronic switching or gating, i.e. not by contact-making and –breaking (gated amplifiers H03F3/72; switching arrangements for exchange systems using static devices H04Q3/52) > Modifications for switching at zero crossing (generating an impulse at zero crossing H03K5/1536)

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

Child Classifications

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