• Chapter 6 summarizes all the works of the thesis and put forward some Suggestions to research optical PPM modulation and demodulation technique in the future.

    第六章综述了本文的研究工作,提出了进一步研究光ppm调制解调技术的设想和建议。

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  • The pulse position modulation (PPM) technique is widely used in the field of ultra-wideband wireless digital communication.

    时间脉冲位置调制(PPM)技术在超宽带无线数字通信领域得到了广泛应用。

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  • The performance of time hopping pulse position modulation (TH-PPM) UWB system using this wavelet monocycle was studied under additive white Gaussian noise (AWGN) channel.

    同时还研究了在加性高斯白噪声(AWGN)信道中,跳时扩频脉位调制(TH PPM)的UWB系统中使用该窄脉冲的系统性能。

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  • This paper presents a new dual-amplitude pulse position modulation (DAPPM) on the basis of PPM.

    针对该问题,提出了一种新的双幅度脉冲位置调制(DAPPM)。

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  • As a new communication technology, PPM (pulse position modulation) technology can be easily coded, and has a high efficiency of energy transmission.

    PP M脉冲位置调制通信技术作为一种新兴的通信技术,具有编码简单、能量传输效率高的优点。

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  • The design method for hybrid waveforms utilizing ran-dom poly-cell code pulse position modulation (PPM) and pulse-to-pulse binary sequences phase modulation (PM) is introduced in this paper.

    该文提出了一种利用随机多元码脉位调制(PPM)和脉间伪随机或随机二元序列相位调制(PM)相结合的混合波形设计方法。

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  • Pulse position amplitude modulation (PPAM) is a new modulation scheme that combines pulse position modulation (PPM) and pulse amplitude modulation (PAM) together.

    脉冲位置幅度调制(PPAM)是一种将脉冲位置调制(PPM)和脉冲幅度调制(PAM)结合到一起的新型调制方式。

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  • The ultra wideband (UWB) radio models have been introduced with pulse-position-modulation (PPM), on-off-keying (OOK) and pulse-amplitude-modulation (PAM).

    分析了超宽带冲激无线电的脉位调制、通断键控调制和脉冲幅度调制的信号模型。

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  • Pulse Position Modulation (PPM) is one of key technologies for laser communication in Atmosphere, which can reduces the output power of the laser and increases communication distance.

    脉冲位置调制(PPM)是大气激光通信的关键技术之一,可以减少激光器的发射功率,增加通信距离。

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  • Since atmosphere signal path has a great influence on the laser atmosphere communication quality, a Photo-electrical PPM Polarization Modulation system is designed.

    针对大气信道对大气激光通信的质量有很大影响,设计了一种光电复合的光ppm偏振调制硬件系统。

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  • Frame synchronization is a key part in Pulse Position Modulation. The performance of this part affects the whole performance of the PPM system.

    帧同步是脉位调制中关键的一部分,其性能的好坏直接影响到整个系统的性能。

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  • Frame synchronization is a key part in Pulse Position Modulation. The performance of this part affects the whole performance of the PPM system.

    帧同步是脉位调制中关键的一部分,其性能的好坏直接影响到整个系统的性能。

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