US 12,232,214 B2
Method and apparatus for prose peer discovery
Xiaoyan Shi, Westmount (CA); Michelle Perras, Montreal (CA); Samir Ferdi, Kirkland (CA); and Saad Ahmad, Montreal (CA)
Assigned to INTERDIGITAL PATENT HOLDINGS, INC., Wilmington, DE (US)
Appl. No. 17/764,607
Filed by INTERDIGITAL PATENT HOLDINGS, INC., Wilmington, DE (US)
PCT Filed Oct. 5, 2020, PCT No. PCT/US2020/054266
§ 371(c)(1), (2) Date Mar. 29, 2022,
PCT Pub. No. WO2021/067937, PCT Pub. Date Apr. 8, 2021.
Claims priority of provisional application 62/910,201, filed on Oct. 3, 2019.
Prior Publication US 2022/0360967 A1, Nov. 10, 2022
Int. Cl. H04W 8/00 (2009.01); H04L 5/00 (2006.01); H04W 24/08 (2009.01)
CPC H04W 8/005 (2013.01) [H04L 5/0053 (2013.01); H04W 24/08 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A method implemented in a first wireless transmit receive unit (WTRU), the method comprising:
sending an announce request to a node residing in a cellular core network;
sending a proximity service (ProSe) app code to enable a second WTRU to discover the first WTRU; and
receiving a peer discovery notification from the node;
wherein the announce request includes an indication that the first WTRU is requesting peer discovery and an indication that the first WTRU is anonymously discoverable.