US 11,696,329 B2
Contention window determination
Kai Xu, Herndon, VA (US); Esmael Hejazi Dinan, McLean, VA (US); Hua Zhou, Vienna, VA (US); Alireza Babaei, Fairfax, VA (US); Hyoungsuk Jeon, Centreville, VA (US); Ali Cagatay Cirik, Chantilly, VA (US); and Kyungmin Park, Vienna, VA (US)
Assigned to Ofinno, LLC, Reston, VA (US)
Filed by Ofinno, LLC, Reston, VA (US)
Filed on Oct. 18, 2021, as Appl. No. 17/503,444.
Application 17/503,444 is a continuation of application No. 16/579,730, filed on Sep. 23, 2019, granted, now 11,160,108.
Claims priority of provisional application 62/736,204, filed on Sep. 25, 2018.
Claims priority of provisional application 62/734,562, filed on Sep. 21, 2018.
Prior Publication US 2022/0039157 A1, Feb. 3, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H04W 74/08 (2009.01); H04W 72/0446 (2023.01); H04W 72/1268 (2023.01); H04W 16/14 (2009.01)
CPC H04W 74/0808 (2013.01) [H04W 72/0446 (2013.01); H04W 72/1268 (2013.01); H04W 16/14 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
determining, by a wireless device, a reference duration for contention window adjustment, wherein the reference duration is from a beginning of a channel occupancy and until an end of a first slot where at least one physical uplink shared channel (PUSCH) is transmitted;
determining a contention window value based on one or more new data indicators (NDIs) of one or more first transport blocks transmitted during the reference duration;
performing a listen before talk (LBT) procedure based on the contention window value; and
transmitting one or more second transport blocks based on the LBT procedure indicating a clear channel.