RF coupled data access arrangement circuit for telephony customer premise equipment
US7139528B2 · kind B2 · utility
4Cited by
4References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 2, 2003 |
| Grant date | Nov 21, 2006 |
| Priority date | — |
| Expiry date | Jan 21, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L12/66
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A data access arrangement (DAA) circuit for an item of customer premise equipment (CPE, i.e., telephone terminal equipment) utilizes RF coupling across an isolation barrier between two sides of the DAA circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.