Portable telecommunication network testing device
US5892756A · kind A · utility
54Cited by
8References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 28, 1997 |
| Grant date | Apr 6, 1999 |
| Priority date | — |
| Expiry date | Jan 28, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2203/055
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A testing device for testing telecommunication digital lines referred to as high-cap or T-1 lines by introducing a go/no-go loop back signal to both line sides. The testing device uses a test loop generating controller interface that can be used with any high-cap copper installation with or without line repeaters in place.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.