Radio telephone system control apparatus and method
US4802200A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | Aug 26, 1986 |
| Grant date | Jan 31, 1989 |
| Priority date | — |
| Expiry date | Aug 26, 2006 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/72508
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for controlling a radio telephone system of the type wherein a connection between a wired telephone channel and a plurality of radio telephone handsets is controlled by a single base station connected to the wired telephone channel, a ring signal through the wired telephone channel is detected, a paging signal is sent to the radio telephone handsets from the base station when the ring signal is detected and a paging response signal is sent to the base station from the radio telephone handset in response to the paging signal. Further a channel designating signal is sent to the radio telephone handset in accordance with the paging response signal, a radio channel of the base station is switched to a radio channel corresponding to the channel designating signal, the radio channel of the radio telephone handset is switched to a radio channel corresponding to the channel designating signal, and a speech channel is established between a radio telephone handset responding to the paging signal and the wired telephone channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.