NSIP Law
Communication system for supporting primary user and secondary user
A communication system for supporting a primary user and a secondary user is provided. A base station of a communication system, includes a scheduler to group at least one primary user and at least one secondary user corresponding to each of the at least one primary user according to characteristics of services desired by users, a superposition coding unit to perform superposition coding for primary data associated with the at least one primary user and secondary data associated with the at least one secondary user to generate a transmission data stream, and a beamformer to perform beamforming for the transmission data stream.
Samsung Electronics Co., Ltd.
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Sung Jin Chang Soon Jun Mo Pramod Duck Dong
Kim Park Kim Viswanath Hwang