Invention Grant
US08457265B2 Method and apparatus for generating coefficients in a multi-input-multi-output (MIMO) system 有权
用于在多输入多输出(MIMO)系统中产生系数的方法和装置

  • Patent Title: Method and apparatus for generating coefficients in a multi-input-multi-output (MIMO) system
  • Patent Title (中): 用于在多输入多输出(MIMO)系统中产生系数的方法和装置
  • Application No.: US11843823
    Application Date: 2007-08-23
  • Publication No.: US08457265B2
    Publication Date: 2013-06-04
  • Inventor: Hemanth Sampath
  • Applicant: Hemanth Sampath
  • Applicant Address: US CA San Diego
  • Assignee: QUALCOMM Incorporated
  • Current Assignee: QUALCOMM Incorporated
  • Current Assignee Address: US CA San Diego
  • Agent Stanton Braden
  • Main IPC: H04B1/10
  • IPC: H04B1/10
Method and apparatus for generating coefficients in a multi-input-multi-output (MIMO) system
Abstract:
SIC equalizer coefficients for multiple layers are concurrently generated in a manner that reduces computational overhead and complexity. If number of transmit antennas (MT) used exceeds two, matrix inverse(s) are generated by using a modified version of Riccatti Recursion. While producing an inverse matrix using this technique, for an N layer matrix (N being an integer>2), inverse matrixe(s) for layers less than N are also concurrently produced—thus, eliminating the requirement of producing inverse an matrix for each respective layer separately.
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