COMMUNICATION DEVICE PERFORMING DEVICE-TO-DEVICE COMMUNICATION AND OPERATING METHOD THEREOF

    公开(公告)号:US20170367133A1

    公开(公告)日:2017-12-21

    申请号:US15401688

    申请日:2017-01-09

    CPC classification number: H04W72/04 H04W76/14

    Abstract: A communication device performing device-to-device (D2D) communication and an operating method of the communication device are provided. The operating method of the communication device includes receiving a first message, the first message including resources of a direct link for device-to-device (D2D) communication from a base station, receiving a second message, the second message including first information from a counterpart terminal of the D2D communication, the first information related to channel information of a downlink of cellular communication and channel information of the direct link, and selecting one of the cellular communication or the D2D communication as a communication mode with the counterpart terminal, based on channel information of an uplink of the cellular communication and the received first information.

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