Method and apparatus for spectral containment over telephone service lines
US8144852B2 · kind B2 · utility
0Cited by
34References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2007 |
| Grant date | Mar 27, 2012 |
| Priority date | — |
| Expiry date | Oct 14, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M3/007
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A service to a user is prevented by providing, to the user, at least one communication link used to provide multiple services to the user. The plurality of services are activated over the at least one communication link. Transmission for the prevented service is prevented based on at least one characteristic of the at least one communication link over which the prevented service would be provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.