Patent · US Expired

System and method for modulation of non-data bearing carriers in a multi-carrier modulation system

US7020095B2 · kind B2 · utility

30Cited by
18References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 16, 2001
Grant dateMar 28, 2006
Priority date
Expiry dateSep 15, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L27/2618
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

For one aspect of the invention, a method is described for mitigating power spectral density irregularities in a multi-carrier modulation environment. The method involves identifying at least one carrier of a plurality of carriers that is in a non-data bearing state. Thereafter, that carrier is modulated with random data.

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