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METHOD AND APPARATUS FOR ESTABLISHING RESOURCE POOL FOR SCHEDULING ASSIGNMENT SIGNAL OF DIRECT DEVICE-TO-DEVICE COMMUNICATION IN WIRELESS COMMUNICATION SYSTEM

  • US 20170019910A1
  • Filed: 02/24/2015
  • Published: 01/19/2017
  • Est. Priority Date: 02/27/2014
  • Status: Active Grant
First Claim
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1. A method of transmitting scheduling assignment (SA) for device-to-device (D2D) communication by a user equipment (UE) in a wireless communication system, the method comprising:

  • determining whether data to be transmitted is present using the D2D communication;

    determining whether the SA is transmitted according to a resource allocation mode for the D2D communication when the data is not present; and

    transmitting first SA when the resource allocation mode is a first mode,wherein the resource allocation mode comprises the first mode in which resource for the D2D communication is allocated by a base station and a second mode in which resource for the D2D communication is allocated according to arbitrary selection of the UE

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