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DIFF Subgroup
G01R 31/30

Marginal testing, e.g. by varying supply voltage (testing computers during standby operation or idle time G06F11/22)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Marginal testing, e.g. by varying supply voltage

CPC: Marginal testing, e.g. by varying supply voltage (testing computers during standby operation or idle time G06F11/22)

Full Title

Full titles differ between systems:

IPC:

Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere > Testing of electronic circuits, e.g. by signal tracer > Marginal testing, e.g. by varying supply voltage

CPC:

Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere ( testing line transmission systems H04B3/46; testing or measuring semiconductors or solid state devices during manufacture ) > Testing of electronic circuits, e.g. by signal tracer ( testing for short-circuits, discontinuities, leakage or incorrect line connection G01R31/50; checking computers G06F11/00; checking static stores for correct operation G11C29/00 ) > Marginal testing, e.g. by varying supply voltage (testing computers during standby operation or idle time G06F11/22)

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

Child Classifications

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