Patent · US Expired

Spatial multiplexing with antenna and constellation selection for correlated MIMO fading channels

US7505788B1 · kind B1 · utility

29Cited by
4References
34Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 5, 2003
Grant dateMar 17, 2009
Priority date
Expiry dateNov 18, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04B7/0891
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

A multiple-in multiple-out (MIMO) system may use an antenna selection operation to determine an optimum number and subset of active antennas for communication over correlated fading channels. The system may use second-order statistics, such as correlation matrices determined at a receiver, to determine the optimal number of antennas and transmit constellations.

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