US 12,439,437 B2
Application-based transmission opportunity sharing
Pooya Monajemi, San Jose, CA (US); John Matthew Swartz, Lithia, FL (US); Yeneneh Elfaged Gobena, Cary, NC (US); and Ian Hasund, Cary, NC (US)
Assigned to Cisco Technology, Inc.
Filed by Cisco Technology, Inc., San Jose, CA (US)
Filed on Feb. 2, 2021, as Appl. No. 17/165,335.
Prior Publication US 2022/0248423 A1, Aug. 4, 2022
Int. Cl. H04W 72/52 (2023.01); H04W 74/04 (2009.01)
CPC H04W 72/52 (2023.01) [H04W 74/04 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
receiving, by a sharing Access Point (AP) prior to contending for medium access, an announcement shared across neighboring APs, the announcement comprising a request to share one or more Transmission Opportunities (TXOPs) with a requesting AP when the sharing AP wins contention for TXOPs, the request comprising an indication that the requesting AP is in need of additional TXOP for an application executing on a client serviced by the requesting AP and information comprising a traffic Access Category (AC) associated with the application;
reserving, by the sharing AP, a TXOP duration for the requesting AP based on the information associated with the application received from the requesting AP, wherein reserving the TXOP duration for the requesting AP comprises:
modifying Enhanced Distributed Channel Access (EDCA) parameters for the sharing AP to add EDCA parameters assigned to the traffic AC obtained from the information associated with the application, and
contending for the medium access based on the modified EDCA parameters; and
subsequent to gaining the medium access, sharing, by the sharing AP, a TXOP with the requesting AP for the TXOP duration.