Apparatus and method for simultaneous multiple telephone type services on a single telephone line
US7961850B2 · kind B2 · utility
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62References
22Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 22, 2005 |
| Grant date | Jun 14, 2011 |
| Priority date | — |
| Expiry date | Jul 11, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D30/50
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Apparatus and method for simultaneously providing multiple telephone-type services to any/all POTS-type devices on a single wire pair at a user premises. The present invention provides for the ability to add separately addressable POTS devices on a single service loop. This can be accomplished in at least two ways: first by the use of a multipoint protocol or second by Frequency Division Multiplexing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.