分析了UWB室内衰落信道模型下脉冲幅度位置混合调制（PAPM）最优接收机性能。

The optimum receiver performance of a hybrid pulse phase and position modulation(PAPM) over ultra-wideband(UWB) indoor fading channel model is analyzed.

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该文针对发射天线数为偶数的系统，提出了一种降低接收机计算复杂度的差分空时调制方案。

To reduce receiver complexity, a new DUSTM scheme is proposed for systems where the number of transmit antennas is even.

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首先介绍并比较分析超宽带信号的波形、调制方式和接收机信号处理方法，讨论了超宽带窄脉冲的产生方法。

Firstly, the waveforms of UWB signal and their modulation modes, signal processing of receiver are introduced and compared. The method for generation of UWB narrow pulse is reviewed.

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