US 12,232,172 B2
Channel access for wireless communication
Jonghyun Park, Syosset, NY (US); Esmael Hejazi Dinan, McLean, VA (US); Hyoungsuk Jeon, Centreville, VA (US); Hua Zhou, Vienna, VA (US); Yunjung Yi, Vienna, VA (US); and Ali Cagatay Cirik, Chantilly, VA (US)
Assigned to Comcast Cable Communications, LLC, Philadelphia, PA (US)
Filed by Comcast Cable Communications, LLC, Philadelphia, PA (US)
Filed on Sep. 19, 2023, as Appl. No. 18/470,071.
Application 18/470,071 is a continuation of application No. 17/390,733, filed on Jul. 30, 2021, granted, now 11,800,562.
Claims priority of provisional application 63/059,598, filed on Jul. 31, 2020.
Prior Publication US 2024/0057162 A1, Feb. 15, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. H04W 74/08 (2024.01); H04L 5/00 (2006.01); H04W 16/28 (2009.01); H04W 74/0816 (2024.01)
CPC H04W 74/0816 (2013.01) [H04L 5/0051 (2013.01); H04W 16/28 (2013.01)] 44 Claims
OG exemplary drawing
 
1. A method comprising:
receiving, by a wireless device, a message indicating a group of one or more reference signals (RSs);
performing a listen-before-talk (LBT) procedure associated with transmission of an uplink signal, wherein a type of the LBT procedure is based on whether the group of one or more RSs comprises a reference signal (RS) associated with transmission of the uplink signal; and
transmitting, based on the RS associated with transmission of the uplink signal, the uplink signal.