APPARATUS AND METHOD FOR PERFORMING BEAM SELECTION IN COMMUNICATION SYSTEM FOR SUPPORTING NON-TERRESTRIAL NETWORKS

Method for Improving GNSS Positioning Accuracy Based on Doppler Effect Using Multi Low Earth Orbit Satellites

Method for assigning and managing reference signals in a multi-cell environment, and network device and terminal for applying the method

Communication method and apparatus for device-to-device (D2D)

Method and apparatus for device-to-device (D2D) communications

Method of controlling interference in multi-hop network based on MIMO system and relay node and node pair using the method

Method and apparatus to control interference in a relay node

Method and apparatus to control interference in multi-hop network and relay node and node pair using the method

Apparatus and method for transmitting data based on cooperation of member codes belonging to multicast group

Apparatus and method for transmitting data based on cooperation of member nodes belonging to multicast group