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

Source, relay, and destination executing cooperation transmission and method for controlling each thereof

Method and apparatus for communication

Method and apparatus for obtaining channel information in polarization division duplex systems

Communication method of macro base station, macro terminal, micro base station, and micro terminal for interference control in hierarchical cellular network

Method of multi-hop cooperative communication from terminal and base station and network for multi-hop cooperative communication

Multi-cell communication method and system of a mobile terminal, a micro base station, and a macro base station

Communication method of a base station and a terminal

Communication method in relay nodes and destination nodes for aligned interference neutralization in interference channel

Method and apparatus for cooperative scheduling using interference between multiple points