A transmitter may initiate multiple-input multiple-output (MIMO) communications with a
receiver in which a number of codewords used in MIMO transmissions may be selected to …

According to example embodiments, a method for wireless communications by a user
equipment (UE) is included. The method generally includes performing channel estimation …

BACKGROUND A conventional distributed antenna system (Distributed Antenna System,
briefed as DAS) usually refers to a radio access structure. In this radio access structure, each …

A transmitter may initiate multiple-input multiple-output (MIMO) communications with a
receiver in which a number of codewords used in MIMO transmissions may be selected to …

Spatial discrimination information is fed back at both the multi-antenna transmitter and the
multi-antenna receiver con necting a UE and cells within a CoMP measurement set. With the …

To reduce overhead of CSI feedback without decreasing throughput in applying CoMP
transmission, a radio com munication method of the invention is characterized by including …

This application provides a method to improve resource utilization efficiency of an uplink
control channel that carries feedback information. A terminal device receives one or more …

A method of designing a codebook for analog beamforming. In some embodiments, the
method includes: generating a plurality of training points, based on a predefined distribution …

A transmit power optimization and rate-control system includes a transmitter circuit having
one or more power amplifiers transmit radio-frequency (RF) signals at a transmission (Tx) …

A method and a device for determining transmission power in a multi-antenna
communication system are provided. The method for determining transmission power …