...词：正交频分复用；循环前缀；调制矩阵；预编码；带宽效率 [gap=1045]Key words：OFDM；cyclic prefix(CP)；modulation matrix；preeoding；bandwidth eficiency ...
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In this paper,we give the construction of modulation matrix. On this basis,memory characteristics and symbols feedback were introduced,and then TDP(time-domain precoder) precoding module was designed.
给出了发送调制矩阵的构造方法,并在此基础上引入了记忆特性和符号反馈,设计了TDP预编码模块。
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将PARK变换引入到空间矢量调制矩阵变换器中，建立了矩阵变换器的线性定常电路模型。
The linear time invariant equivalent circuit model is established by introducing the PARK transformation to the space vector modulated matrix converter.
采用传输矩阵方法，研究了一维双周期厚度调制的多量子阱的透射谱。
The transmission spectrum of multiple quantum well structure with thickness-modulated dual-period was studied by means of transfer matrix method.
根据场发射显示器（FED）显示单元的调制特性和矩阵寻址方式特点，分析了其亮度控制的原理和实现方法。
The operation principle of luminance control of field emission display(FED) is introduced based on the modulating characteristic and the feature of matrix addressing.
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