A codeword selection scheme in optimal precoder design with limited feedback is proposed based on Qos(quality of system) and the best codeword is selected to optimize system performance of MSE and BER.
对于有限反馈预编码设计方案,提出了一种基于Qos准则的码字选择方法,以最优化系统MSE性能和BER性能为目标选择最佳码字。
DSC (Digital Selective Calling) is a terminal for distress alert in GMDSS s ground communication and also has digital selective calling functions.
数字选择性呼叫(Digital Selective Calling DSC)是全球海上安全遇险体系(GMDSS)地面通信中进行遇险报警的终端,同时它又有数字选择性呼叫功能。