Patent · US Active

Apparatus and method for soft demapping

US8995581B2 · kind B2 · utility

0Cited by
5References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 10, 2012
Grant dateMar 31, 2015
Priority date
Expiry dateSep 19, 2032

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2025/03726
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Provided are a soft demapping apparatus and method that may cancel interference included in a rotated quadrature amplitude modulation (QAM) signal, using at least one interference cancellation unit, and may perform one-dimensional (1D) soft demapping of the interference-cancelled rotated QAM signal.

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