Calling line/name identification of enterprise subscribers in mobile calls
US10448309B2 · kind B2 · utility
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0References
20Claims
0Family size
Assignee
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Key dates
| Filing date | May 29, 2017 |
| Grant date | Oct 15, 2019 |
| Priority date | — |
| Expiry date | Jun 16, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W84/16
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A system, server, and method of DTMF detection in a VoIP network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.