이동통신 시스템에서 전송 안테나의 전력 할당을 제어하는 다이버서티 전송 방법 및 기지국 전송기
임광재, 안지환, 윤철식
- 7941104 (2011.05.10)
- A diversity transmission method and a transmitter of a base station using the same is provided in a mobile communication system. For this purpose, the diversity transmission method for controlling power of transmit antennas when the transmitter transmits a signal to a mobile terminal using a plurality of antennas includes (a) receiving feedback information concerning the antenna having the best channel status from the mobile terminal, (b) increasing power allocation of a selected antenna according to the feedback information by a predetermined amount and decreasing power allocation of a non-selected antenna by a predetermined amount, and (c) transmitting the signal to the mobile terminal using the power allocation controlled in (b).
- KSP 제안 키워드
- Channel status, Communication system, Feedback information, base station(BS), mobile communication, mobile communication system, mobile terminal, power allocation(PA), transmission method, transmit antennas