METHOD AND DEVICE FOR INTER-DEVICE COMMUNICATION

    公开(公告)号:US20180035276A1

    公开(公告)日:2018-02-01

    申请号:US15328001

    申请日:2016-04-08

    Abstract: The present disclosure relates to a 5G or pre-5G communication system to be provided in order to support a higher data transmission rate following 4G communication systems such as LTE. Disclosed are a method and device for improving device searching in a D2D communication system supporting direct communication between devices. The method comprises the steps of: generating a search signal including search information; selecting a transmission resource to transmit the search signal; transmitting the search signal through the selected transmission resource; and when a request signal requesting additional information on the search from a counterpart device that has received the search signal is received, transmitting a confirmation signal including the requested additional information to the counterpart device. The present disclosure relates to a communication technique and system which combine a 5G communication system, for supporting a higher data transmission rate following 4G systems, with IoT technology.

    Method and device for transmitting signal in wireless communication system

    公开(公告)号:US10455514B2

    公开(公告)日:2019-10-22

    申请号:US15745512

    申请日:2016-07-15

    Abstract: Disclosed are a communication technique for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and a system therefor. The disclosed technique and system can be applied to intelligent services (for example, smart home, smart building, smart city, smart car or connected car, health care, digital education, retailing, security and safety related services, and the like) on the basis of 5G communication technology and IoT related technology. A method for controlling uplink transmission power of a terminal in a wireless communication system comprises the steps of: initializing a power control adjustment value when a repetition level for a coverage enhancement mode is changed; updating the power control adjustment value according to a transmission power control (TPC) command received from a base station; calculating uplink transmission power on the basis of the updated power control adjustment value and the repetition level; and transmitting uplink data or control information by the calculated uplink transmission power.

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