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Apparatus and method for feeding back channel quality information and scheduling apparatus and method using the same in a wireless communication system

  • US 20070098093A1
  • Filed: 08/29/2006
  • Published: 05/03/2007
  • Est. Priority Date: 08/29/2005
  • Status: Active Grant
First Claim
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1. A method for feeding back channel quality information from a mobile station in a wireless communication system based on Orthogonal Frequency Division Multiple Access (OFDMA), the method comprising:

  • measuring sub-band-by-sub-band channel quality information;

    transmitting, in at least one of a plurality of slots, channel-by-channel quality information of a number of channels in order of sub-bands with better channel quality information;

    measuring average channel quality information for a total band in the OFDMA wireless communication system; and

    transmitting, in at least one of the plurality of slots, the average channel quality information.

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