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METHOD FOR TRANSMITTING PPDU IN WIRELESS LOCAL AREA NETWORK AND APPARATUS FOR THE SAME

  • US 20110249660A1
  • Filed: 04/07/2011
  • Published: 10/13/2011
  • Est. Priority Date: 04/08/2010
  • Status: Active Grant
First Claim
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1. A method of transmitting a data block in a wireless communication system, the method comprising:

  • generating a data block used for multi-user transmission, the data block comprising a first control field and a data field for a plurality of users, the first control field indicating multi-user transmission of the data block, the data field comprising a plurality of data units, each data unit comprising a PSDU(PLCP(Physical Layer Convergence Procedure) Service Data Unit) for each user and padding bits which are appended to the PSDU for each user, andtransmitting the data block to the plurality of users;

    wherein the number of the padding bits in each data unit is determined so that lengths of the plurality of data units are same and,the number of the padding bits in each data unit is determined by Nsym, NDBPS,k, NPSDU,k, where Nsym denotes the number of OFDM symbols of the data field, NDBPS,k denotes the number of data bits per OFDM symbol for k-th user, and the NPSDU,k denotes the length of the PSDU for k-th user.

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