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DOI:
计算机系统应用英文版:2014,23(4):218-220,188
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MIMO系统中基于SLNR的用户调度准则
(1.长春理工大学 电子信息工程学院, 长春 130022;2.中国科学院长春光学精密机械与物理研究所, 长春 130033)
User Scheduling Criteria Based on SLNR in MIMO System
(1.College of electronics and Information engineering, Changchun University of Science and Techno logy, Changchun 130022, China;2.Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences 130033, China)
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Received:September 05, 2013    Revised:November 11, 2013
中文摘要: 多用户MIMO系统中,基于SLNR(signal-to-leakage-and-noise,信漏噪比)的预编码方案能够同时考虑噪声和信号泄漏问题,不但提高了系统性能,同时降低了系统的复杂度,但要求基站同时服务的数据流数之和不得大于其发射天线数. 因此,当用户数较多时,需要进行用户调度. 基于SLNR的用户调度准则只需要知道其他用户的信道信息,并能够合理的选择用户,通过仿真得知,该调度准则能够使系统获得良好的性能.
中文关键词: MIMO  SLNR  用户调度准则
Abstract:In multi-user MIMO system based on the SLNR (signal-to-leakage-and-noise) of the pre-coding scheme taking the problems of noise and signal leakage into account, not only improve the system performance but also reduce the complexity of the system. However, the base station is required to service at the same time the number of data streams is not greater than the number of transmit antennas. Therefore, when the number of users is large, the need for the user scheduling. While the user scheduling pre-coding algorithm based on SLNR only need to know the channel information of other users, and reasonable choice of the user, proven, the system can get good performance.
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邓添元,韩太林,陈小云.MIMO系统中基于SLNR的用户调度准则.计算机系统应用,2014,23(4):218-220,188
DENG Tian-Yuan,HAN Tai-Lin,CHEN Xiao-Yun.User Scheduling Criteria Based on SLNR in MIMO System.COMPUTER SYSTEMS APPLICATIONS,2014,23(4):218-220,188