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System and Method for WLAN OFDMA Design of Subcarrier Groups and Frame Format

  • US 20200136769A1
  • Filed: 12/31/2019
  • Published: 04/30/2020
  • Est. Priority Date: 12/18/2013
  • Status: Active Grant
First Claim
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1. A method for communication in a wireless local area network (WLAN), the method comprising:

  • transmitting, by a network component, a physical layer (PHY) protocol data unit (PPDU) comprising;

    a legacy preamble, the legacy preamble comprising a legacy short training field (L-STF) and a legacy long training field (L-LTF) in a legacy format, anda non-legacy part comprising a second long training field (LTF), wherein a bandwidth of the WLAN PPDU comprises;

    64 subcarriers per 20 MHz in the legacy preamble, and 256 or more subcarriers per 20 MHz in the non-legacy part.

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