Patent · US Expired

Activation of multiple xDSL modems with power control measurement

US6751254B1 · kind B1 · utility

21Cited by
35References
48Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 4, 2000
Grant dateJun 15, 2004
Priority date
Expiry dateMay 4, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L5/1438
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

An apparatus and method for determining transmission parameters while initializing a communication link. An initiating communication device includes a parameter indicating device, a measurement receiving section, a parameter receiving device, a measurement transmission section, and a selecting device. The parameter indicating device transmits first transmission parameters that can be used by a responding communication device. In response to the transmitted first transmission parameters, the measurement receiving section receives first signals issued by the responding communication device. The parameter receiving device receives second transmission parameters that are issued by the responding communication device. The measurement transmission section functions to transmit second signals to the responding communication device, in response to the received second transmission parameters. The selecting device transmits power level parameters that can be used by said responding communication device in response to said received second signals.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.