Patent · US Active

MIMO transmission and reception methods and devices

US7415074B2 · kind B2 · utility

41Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 21, 2004
Grant dateAug 19, 2008
Priority date
Expiry dateSep 29, 2026

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L27/0008
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

In a wireless transmitting device which performs transmission by an OFDM using a plurality of subcarriers orthogonal to each other, a plurality of preambles to which a plurality of different subcarrier groups selected from a plurality of subcarriers within an OFDM signal band are allocated are transmitted by using a plurality of transmit antennas, and data is transmitted by using the antennas after the preambles are transmitted.

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