Phase change detection method of and apparatus for current-tracing the location of faults on printed circuit boards and similar systems
US4186338A · kind A · utility
83Cited by
15References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 16, 1976 |
| Grant date | Jan 29, 1980 |
| Priority date | — |
| Expiry date | Dec 16, 1996 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01R31/2805
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
This disclosure is concerned with novel current-tracing of short circuits in printed circuit boards and similar systems by novel test excitation of the conductors with tracing of the phase polarities of the fields generated therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.