Patent · US Expired

Method and apparatus for a demodulator circuit

US7106810B2 · kind B2 · utility

6Cited by
6References
32Claims
0Family size

Inventors

Key dates

Filing dateMar 22, 2002
Grant dateSep 12, 2006
Priority date
Expiry dateSep 8, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L27/2649
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus for a demodulator circuit in a communication system is described. The invention relates to a demodulator circuit in a communication system using a multi-carrier modulation scheme. The demodulator makes efficient use of channel state information for respective carriers in the multi-carrier modulation to de-map the received data. An efficient method of calculating channel state information is also disclosed.

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