Automatic authentication system
US5737701A · kind A · utility
105Cited by
9References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 3, 1995 |
| Grant date | Apr 7, 1998 |
| Priority date | — |
| Expiry date | Oct 3, 2015 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W12/72
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A communications system is designed to exempt communications services users, such as wireless communications subscribers and calling card callers, from entering an authentication code for calls directed to pre-selected destination numbers, notwithstanding the authentication code entry requirement implemented by the communications services provider for all other calls.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.