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METHOD AND APPARATUS FOR TRANSMITTING DATA FRAME IN WLAN SYSTEM

  • US 20140169357A1
  • Filed: 02/21/2014
  • Published: 06/19/2014
  • Est. Priority Date: 06/29/2010
  • Status: Active Grant
First Claim
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1. A method of receiving a data frame by a station in a wireless local area network, the method comprising:

  • receiving, from a transmitter which has obtained a transmission opportunity (TXOP) for a bandwidth, a first data unit of a plurality of data units during the TXOP, the TXOP indicating an interval of time when the transmitter has a right to exchange frame sequences; and

    after receiving the first data unit, further receiving, from the transmitter, a second data unit of the plurality of data units during the TXOP, wherein a transmit bandwidth of the second data unit is selected from available bandwidths, wherein the available bandwidths include a first available bandwidth which is same as a transmit bandwidth of the first data unit and a second available bandwidth which is narrower than the transmit bandwidth of the first data unit.

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