Method for transmitting data streams, and warm start sequence for S(H)DSL transmission/reception devices
US7139310B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 30, 2002 |
| Grant date | Nov 21, 2006 |
| Priority date | — |
| Expiry date | Jun 4, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2025/03668
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
The invention relates to a method for transmitting data streams where transmission/reception devices (LTU, NTU) deactivated to a standby state are activated by performing a warm start sequence, with transmission line parameters being determined (S103) using an exchange-end transmission/reception device (LTU) following provision of a subscriber-end transmitted signal, transmission line parameters being determined (S104) using a subscriber-end transmission/reception device (NTU) following provision of an exchange-end transmitted signal, echo cancelation being realigned (S105) using a subscriber-end transmission/reception device (NTU) following provision of a subscriber-end transmitted signal, and/or echo cancelation being realigned (S106) using an exchange-end transmission/reception device (LTU) following provision of an exchange-end transmitted signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.