Patent · US Expired

Digital radio frequency interference canceller

US6404830B2 · kind B2 · utility

16Cited by
7References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 24, 2001
Grant dateJun 11, 2002
Priority date
Expiry dateMay 24, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L5/0007
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

Disclosed are radio frequency (RF) interference cancellation techniques that effectively estimate RF interference to the data signals being received using a frequency domain model, and then remove the estimated RF interference from the received data signals. Improved techniques for digitally filtering multicarrier modulation samples to reduce sidelobe interference due to the RF interference are also disclosed.

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