Apparatus and method for setting an ID number by sound in a cordless telephone
US5581598A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jan 25, 1996 |
| Grant date | Dec 3, 1996 |
| Priority date | — |
| Expiry date | Jan 25, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M1/727
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
To make it possible to easily carry out registration of a mutual ID number (ID) in a slave telephone set in cordless telephone device by only operating a switch or buttons, in the cordless telephone device according to the present invention, a sound generating element and a sound receiving element located closer and opposing to each other when the slave telephone set is set on a cradle of the master telephone set are provided in the master telephone set and the slave telephone set respectively, and ID signal sound is transferred between the two elements, so that even an ordinary user can carry out the ID registration requiring very complicated operations in the conventional technology without fail.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.