US 12,439,384 B2
Enhanced trigger frame
Stephen Jay Shellhammer, Ramona, CA (US); Sameer Vermani, San Diego, CA (US); Jialing Li Chen, San Diego, CA (US); Bin Tian, San Diego, CA (US); Alfred Asterjadhi, San Diego, CA (US); and Yanjun Sun, San Diego, CA (US)
Assigned to QUALCOMM Incorporated, San Diego, CA (US)
Filed by QUALCOMM Incorporated, San Diego, CA (US)
Filed on Jan. 31, 2024, as Appl. No. 18/428,834.
Application 18/428,834 is a continuation of application No. 17/382,585, filed on Jul. 22, 2021, granted, now 11,924,812.
Claims priority of provisional application 63/055,599, filed on Jul. 23, 2020.
Prior Publication US 2024/0214996 A1, Jun. 27, 2024
Int. Cl. H04W 72/044 (2023.01); H04L 69/22 (2022.01); H04W 72/51 (2023.01); H04W 84/12 (2009.01)
CPC H04W 72/044 (2013.01) [H04L 69/22 (2013.01); H04W 72/51 (2023.01); H04W 84/12 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A wireless station, comprising:
at least one modem;
at least one processor communicatively coupled with the at least one modem; and
at least one memory communicatively coupled with the at least one processor and storing processor-readable code that, when executed by the at least one processor in conjunction with the at least one modem, is configured to:
receive a trigger frame soliciting a physical layer protocol data unit (PPDU), the trigger frame including a medium access control (MAC) header, a common information field, and a user information list that includes a special user information field and one or more user information fields, wherein the special user information field includes an association identifier (AID) value not assigned to any wireless stations and one or more common information extension bits including an bandwidth extension subfield indicating bandwidth information associated with the PPDU, the one or more common information extension bits associated with an extension of the common information field; and
transmit the PPDU based at least in part on the bandwidth information.