Radiotelephone telephone number down loading
US5127040A · kind A · utility
96Cited by
23References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 2, 1990 |
| Grant date | Jun 30, 1992 |
| Priority date | — |
| Expiry date | Mar 2, 2010 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W8/205
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for remotely loading a telephone number into a mobile unit is disclosed. A registration computer in a credit card payment radiotelephone system places a call to a mobile radiotelephone unit and conveys a telephone number to the mobile unit which is stored at the mobile unit. This telephone number may later be recalled and transmitted by the mobile unit to accomplish a telephone call.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.