Multiple-modes adaptable radiotelephone
US5884189A · kind A · utility
14Cited by
3References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 13, 1997 |
| Grant date | Mar 16, 1999 |
| Priority date | — |
| Expiry date | Aug 13, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/406
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A multiple-modes adaptable radiotelephone adaptable to multiple communication modes, which is communicable with any of a cellular phone, cordless telephone and PCS telephone. The radiotelephone includes a single wireless transceiver for modulating and demodulating signals in the transmitting/receiving frequency bands of a cellular telephone system and a cordless telephone system. The transmitting/receiving frequency bands of the cordless telephone system are located closed to those of the cellular telephone system. A control unit, which has a PCS software installed therein, is provided for controlling the wireless transceiver.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.