Patent ID: 9603177
Date: 2017-03-21
CPC Classifications: H04L,H04W

Claim:
1. A method in a first radio network node serving a first user equipment in a first mobile radio network for enabling a Device-to-Device, D2D, communication over a radio link with a second user equipment served by a second radio network node in a second radio network, the method comprising: establishing a connection with the second radio network node; receiving a request from the first user equipment for enabling the communication with the second user equipment; sending a first message comprising information related to the first user equipment to the second radio network node to be used by the second radio network node for configuration of the second user equipment in response to the received request and via the established connection; receiving a second message comprising information related to the second user equipment from the second radio network node to be used by the first radio network node for configuration of the first user equipment in response to the first message and via the established connection; and sending to the first user equipment a third message comprising the received information related to the second user equipment and a command to transmit a beacon for enabling the communication with the second user equipment; wherein the first message and the second message each further comprises information on one or more physical resource blocks, PRBs, that are used by the first user equipment and the second user equipment, respectively.