CQI coding method for HS-DPCCH

  • US 7,319,718 B2
  • Filed: 02/13/2003
  • Issued: 01/15/2008
  • Est. Priority Date: 02/16/2002
  • Status: Active Grant
First Claim
Patent Images

1. A method of coding channel quality information (CQI), comprising the steps of:

  • providing information bits, a0, a1, a2, a3, and a4;

    providing five basis sequences Mi,n for a (20,5) CQI code;

    encoding the information bits by combining the information bits with the basis sequences; and

    generating a 20-bit codeword,wherein the basis sequences Mi,n are defined as;

    I Mi,0 Mi,1 Mi,2 Mi,3 Mi,4 0 1 0 0 0 1 1 0 1 0 0 1 2 1 1 0 0 1 3 0 0 1 0 1 4 1 0 1 0 1 5 0 1 1 0 1 6 1 1 1 0 1 7 0 0 0 1 1 8 1 0 0 1 1 9 0 1 0 1 1 10 1 1 0 1 1 11 0 0 1 1 1 12 1 0 1 1 1 13 0 1 1 1 1 14 1 1 1 1 1 15 0 0 0 0 1 16 0 0 0 0 1 17 0 0 0 0 1 18 0 0 0 0 1 19 0 0 0 0 1.

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