...on Multiplexing) 频分复用系统 (FDM-Frequence Division Multiplexing ) 空分复用系统 ( SDM-Space Division Multiplexing) 按光电探测方式 直接探测光通信系统： 采用直接检测方式检测传输的信号。
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针对MIMO空分复用系统中利用信道状态信息自适应选择最佳预编码方案能有效提高系统性能，提出了一种基于有限比特反馈的预编码联合优化算法。
In MIMO spatial multiplexing system, channel state information(CSI) is very useful for adaptive selection of the optimal precoding schemes which can enhance system performance effectively.
介绍了一种光纤光栅空分复用传感系统，并将光纤光栅的传感特性应用于结构健康检测系统中。
Controlled by an optical switch, a fiber Bragg grating sensing system based on spatial division multiplexing is developed under a broad-band source illumination.
基于OFDM(正交频分复用)系统，提出了一种新的空频时三维编码，将网格编码调制和差分空时分组码进行组合链接设计。
Based on OFDM system, a novel space-frequency-time code which combined trellis-coded modulation with differential space-time block code was proposed.
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