The soft decode technology of pulse position modulation was proposed.
研究脉冲位置调制的软译码技术。
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)。
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。
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。
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。
Compared with the Guan pulse, the pulse position of arteria dorsalis pedis is lower and strength is stronger, the filling time is longer and filling velocity is quicker.
趺阳脉与关脉相比，脉位比关脉浅，而脉势强于关脉。趺阳脉的灌注时间较长，血管灌注速度较快。
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。
The mechanism of excimer laser corneal ablation is studied, and a method is presented, which educes the Numbers of laser impulse needed by corneal ablation and pulse position.
研究了准分子激光切削角膜的机理，提出了确定角膜切削所需的激光脉冲的数目和脉冲位置的方法。
Objective: to study the relationship between pulse position and dynamic variation of distance from transverse section centroid of radial artery to skin during a cardiac cycle.
目的：探讨周期运动过程中桡动脉横切面轴心到皮肤距离的动态变化与脉位的关系。
Random pulse position modulation (RPPM) signal not only has good resolution of distance and velocity, but also has low probability of interception and strong properties of eccm.
随机脉位调制信号不仅具有良好的距离和速度分辨力，而且具有较低的被截获概率和较高的抗干扰性能。
A novel randomized pulse position PWM scheme based on voltage space vectors is proposed. Its realization by the microcontroller 80c196kc is presented. The software design is discussed.
提出了一种基于电压空间矢量调制的随机脉冲位置pwm方法，并着重讨论了采用80c196KC单片机实现的方法，给出了其软件设计。
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。
In this paper, a new Chaotic Pulse Position and Phase Coded Pulse Compression Radar (CPPPC PCR) signal is studied.
本文研究了一种新型混沌编码的脉冲位置和相位复合调制的脉冲压缩雷达信号。
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。
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。
The application of MPPM(Multi-Pulse Position Modulation)in optical wireless communication was studied in this paper, and a new modulation technique described as Improved MPPM(IMPPM)was presented.
讨论了MPPM（多脉冲位置调制）在无线光通信中的应用，同时提出了一种改进型多脉冲调制方式——（IMPPM）。
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。
As shown in Figure 20, any of these timers can be used as a pulse-position modulator.
如图20所示，这些定时器中的任何一个可被用作脉冲位置调制器。
As shown in Figure 20, any of these timers can be used as a pulse-position modulator.
如图20所示，这些定时器中的任何一个可被用作脉冲位置调制器。
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