Wireless telephone-to-wired telephone system interfacing
US6498938B1 · kind B1 · utility
14Cited by
4References
25Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 13, 1999 |
| Grant date | Dec 24, 2002 |
| Priority date | — |
| Expiry date | Dec 13, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/725
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A system for using a personal wireless communications unit or circuit with a wired telephone system is disclosed herein. In one embodiment, the system permits the user to provide telephone communication on a wired telephone system at a home using signal transmissions provided by a cellular phone instead of the conventional telephone lines. The system includes an interface which facilitates connection of the cellular phone to the system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.