自感知夹钳实现的难点是传感信号与执行信号的解耦，本文采用空分复用法做为解耦方法。
The point in realizing SSA is to find a good approach which could separate sensing signal from actuating signal.
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.
针对定向天线和无线信道的特点，有许多基于定向天线的接入控制协议被提出来，以实现信道的空分复用。
For the directional antenna and wireless channel characteristics, there are many directional antenna based access control protocols have been proposed to achieve channel spatial reuse.
为了有效地利用定向天线的空分复用的特点，同时减少由于其方向性带来的一些影响，需要提出一种新的无线MAC协议。
In order to effectively use directional antenna space division multiplexing features, while reducing some of its directional influence to bring the need to propose a new wireless MAC protocol.
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.
目前，一种普遍的解决方法是将空时码与正交频分复用（OFDM）相结合，但需要假定信道变化缓慢，从而有足够的时间通过发送训练序列来进行信道估计。
Now, a general solution is that combining STC with OFDM, but it is supposed that the channel changes slowly, so there is enough time to transmit the training sequence for channel estimation.
本文提出了频率选择性衰变信道中采用了差分空频编码的正交频分复用(OFDM)传输方法。
This letter present a differential space-frequency coded orthogonal frequency-division multiplexing (OFDM) scheme over frequency-selective fading channels.
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.
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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