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Access point, a wireless station and methods therein for multi-user clear to send transmissions

  • US 10,075,274 B2
  • Filed: 03/03/2016
  • Issued: 09/11/2018
  • Est. Priority Date: 11/06/2015
  • Status: Active Grant
First Claim
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1. A method, performed by an Access Point (AP), for Multi-User Clear-To-Send (MU CTS) signaling between the AP and at least one wireless station (STA), the method comprising:

  • sending a Request To Send (RTS) packet directed to multiple STAs, wherein the RTS packet indicates;

    at least two STAs to which the AP would like to transmit; and

    a configuration of a Clear To Send (CTS) packet to be used by the at least two STAs when responding to the RTS packet, the configuration enabling the AP to identify the at least two STAs when the at least two STAs are transmitting a respective CTS packet; and

    receiving, from at least one STA, a respective CTS packet transmitted in accordance with the indicated configuration, thereby enabling the AP to identify the at least one STA transmitting the respective CTS packet.

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