Patent ID: 9642128
Date: 2017-05-02
CPC Classifications: H04L,H04W

Claim:
1. A method for device-to-device (D2D) communication in a wireless communication system, the method comprising: receiving, by a first user equipment (UE), broadcast information from a base station (BS), wherein the broadcast information includes at least one hash parameter and a second identifier (ID) of a second UE; generating, by the first UE, a first discovery ID by applying the at least one hash parameter to a first ID of the first UE, wherein a bit length of the first discovery ID is shorter than a bit length of the first ID of the first UE; configuring, by the first UE, a first part of the first discovery ID to indicate at least one first resource region and configuring a second part of the first discovery ID for inclusion in a first beacon signal; and transmitting, by the first UE, the first beacon signal via the at least one first resource region to perform the D2D communication with the second UE.