Multipoint digital subscriber lines with home data network ability
US6985520B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Jun 22, 2000 |
| Grant date | Jan 10, 2006 |
| Priority date | — |
| Expiry date | Dec 17, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04M11/062
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A communication system is provided. It comprises a central office (CO) of a communication service provider and at least one subscriber premise (SP), each SP being linked to a CO by a subscriber-associated communication line comprising a twisted pair of telephone lines, and at least one xDSL modem in the CO coupled to said subscriber-associated communication line. Each SP has a plurality of communication devices, which comprises one or more telephone devices connected to the communication line and at least one network DSL (NDSL) modem associated with a computerized device, the NDSL modem being connected to said communication line; each of said modems having an upstream transmitter and a downstream receiver for communication with the CO and an upstream transmitter and an upstream receiver for communication with other NDSL modems within the SP. Provided is also a novel NDSL modem for use in the above system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.