Abreviated dialer with reduced key operations
US4723265A · kind A · utility
Assignees
Inventors
Key dates
| Filing date | Sep 27, 1985 |
| Grant date | Feb 2, 1988 |
| Priority date | — |
| Expiry date | Sep 27, 2005 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/2747
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A microprocessor-based telephone set includes a telephone number memory, a number indicator, an abbreviated number selecting switch, an abbreviated number controller, and a selecting signal controller. The call is made when a selecting signal is sent to a base station. The selecting signal is issued when selecting signal controller retrieves a certain telephone number of a called party according to a displayed abbreviated number on the indicator on receiving a signal controlling the transmission start of the selecting signal. The signal which controls the transmission start of the selecting signal can be generated by means of the same switch that hook-signals. The telephone equipment can be installed on a steering wheel of an automobile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.