Patent ID: 11903075
Assignee: INTERDIGITAL PATENT HOLDINGS, INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 6:
7. A method performed by a wireless transmit/receive unit (WTRU), the method comprising:
send, to a network, a registration message indicating whether the WTRU is capable of device-to-device (D2D) communication;
on a condition the WTRU is capable of D2D communication, sending, to the network, a request for assistance in discovering at least one other WTRU in proximity to the WTRU;
receiving, from the network, in response to the request for assistance in discovering the at least one other WTRU, assistance information including one or more of a unique identifier or filtering information;
performing, using the assistance information, a device discovery procedure to discover the at least one other WTRU in proximity to the WTRU;
establishing a link for D2D communication with the at least one other WTRU; and
transmitting, using the established link, application data directly to the at least one other WTRU based on a Quality of Service (QoS) requirement associated with the application and a QoS supported by the established link.