Method and apparatus providing user with account balance notification of prepaid wireless packet data services
US6990330B2 · kind B2 · utility
35Cited by
3References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 9, 2003 |
| Grant date | Jan 24, 2006 |
| Priority date | — |
| Expiry date | Jun 22, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2215/8166
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A wireless packet data network (120) provides subscriber stations 114 with account balance notification concerning prepaid wireless packet data services. The network (120) detects (404, 406) occurrence of predefined trigger events. Responsive to occurrence of any one of these predefined trigger events in conjunction with a prepaid wireless packet data subscriber station (114), the network (146) sends (408) a balance notification to the subscriber station (114).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.