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Method and apparatus for performing signaling for reserved sub-band in wireless communication system

  • US 10,432,364 B2
  • Filed: 08/21/2015
  • Issued: 10/01/2019
  • Est. Priority Date: 08/22/2014
  • Status: Active Grant
First Claim
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1. A method for a first station (STA) to communicate signals with a plurality of STAs in a wireless local area network (WLAN), the method comprising:

  • preparing, at the first STA, resource allocation information for data to be transmitted to or received from the plurality of STAs; and

    transmitting, by the first STA, the resource allocation information to the plurality of STAs,wherein the data is transmitted to or received from the plurality of STAs through a frequency band based on the resource allocation information,wherein the frequency band includes a null subband which is not used to transmit or receive the data by the plurality of STAs,wherein the resource allocation information includes a common resource allocation bitmap having a same value for the plurality of STAs,wherein the common resource allocation bitmap informs the plurality of STAs of various sizes of each of subbands,wherein each of the subbands is a unit to be allocated to the plurality of STAs or to be allocated as the null subband, andwherein the resource allocation information further includes ID fields, separate from the common resource allocation bitmap, the ID fields including;

    a first ID field informing identification information of a STA among the plurality of STAs, anda second ID field informing the null subband by using a specific value of the ID field.

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