Patent ID: 9532224
Filing Date: 2016-12-27
CPC Classification: H04W

Claim Text:
1. A method of performing device-to-device (D2D) communication in a discovery terminal, the method comprising: receiving a discovery identifier of the discovery terminal from a D2D server; performing an authentication procedure for restricted discovery of an application located in the discovery terminal with the D2D server, wherein the authentication procedure determines whether the application is authenticated for use of a feature of restricted discovery; performing an authorization for a restricted discovery operation of the application located in the discovery terminal with the D2D server; and obtaining terminal information of a discoverable terminal from the D2D server when the authorization is completed, wherein the discoverable terminal performs the restricted discovery operation with the discovery terminal, wherein the discovery identifier is mapped to a terminal identifier of the discovery terminal, and wherein the discovery identifier is used for identifying the discovery terminal in the D2D communication.