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Wireless packet communication method and system for transmitting packets between base station and radio terminal station

  • US 6,836,484 B2
  • Filed: 02/23/2001
  • Issued: 12/28/2004
  • Est. Priority Date: 02/25/2000
  • Status: Expired due to Fees
First Claim
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1. A wireless packet communication system including at least one radio terminal station, and a base station for multiplexing packets to be transmitted using a plurality of subcarriers and for sending the multiplexed packets to said at least one radio terminal station, said system comprising:

  • means provided in said base station for simultaneously sending reference signals on said subcarriers with the same level to said at least one radio terminal station;

    report means provided in said at least one radio terminal station for reporting to said base station received conditions of the reference signal of each subcarrier or of each subband corresponding to a frequency band occupied by a plurality of subcarriers; and

    means provided in said base station for allocating the subcarrier or the subband to each of said packets to be transmitted depending upon the reported received conditions of said subcarrier or said subband, said allocation being performed in a transmission order of said packets.

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