Failure detection apparatus for use with digital pads
US4596015A · kind A · utility
4Cited by
5References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 1, 1985 |
| Grant date | Jun 17, 1986 |
| Priority date | — |
| Expiry date | Jul 1, 2005 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q11/06
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The present invention is an approach for verifying the operation of read only memory digital pads associated with the switching network digital switching system. Any failures are detected and an indication is transmitted for fault detection and recovery.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.