Reduction in network congestion
US9979816B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 20, 2017 |
| Grant date | May 22, 2018 |
| Priority date | — |
| Expiry date | Jun 20, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M2203/551
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A system, method and non-transitory computer readable storage medium comprising instructions that when read by a processor perform receiving a telephony connection request at a location in a telephony network, the location separated from the intended recipient of the telephony connection request by a target telephony network, determining addressing information regarding the intended recipient, the addressing information including at least routing information or a phone number, accessing a do-not-call list, the do-not-call-list including one or more telephony recipients and recipient addressing information for each telephony recipient, the recipient addressing information including at least routing information or a phone number, and determining whether the target addressing information matches any recipient addressing information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.