• Quantized Pulse Position Modulation?

    量化脉冲位QPPM ?

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  • The soft decode technology of pulse position modulation was proposed.

    研究脉冲位置调制译码技术

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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,提出一种新的双幅度脉冲位置调制(DAPPM)。

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  • The invention relates to a method and system for electrically driving the middle pulse position scheduling.

    发明涉及用于驱动脉冲位置调度的方法系统

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  • 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脉冲位置相位复合调制的脉冲压缩雷达信号

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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)技术宽带无线数字通信领域得到广泛应用。

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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.

    同步调制关键一部分性能好坏直接影响到整个系统的性能。

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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通信技术,具有编码简单能量传输效率的优点。

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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)一种脉冲位置调制(PPM)脉冲幅度调制(PAM)结合到一起的新型调制方式。

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  • 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.

    相比,脉比关脉浅,脉势强于关脉。趺阳脉灌注时间长,血管灌注速度较快。

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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.

    同时研究了性高斯噪声(AWGN)信道中,时扩频调制(TH PPM)UWB系统中使用窄脉冲的系统性能

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  • 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机理提出确定角膜切削所需的激光脉冲数目脉冲位置方法

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  • 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皮肤距离动态变化关系

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  • 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.

    随机调制信号不仅具有良好距离速度分辨力而且具有较低被截获概率和较高的抗干扰性能

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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)大气激光通信关键技术之一可以减少激光器发射功率,增加通信距离。

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  • 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,给出了软件设计。

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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调制(PPM)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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  • 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MPPM(多脉冲位置调制无线光通信中的应用同时提出一种改进型多脉冲调制方式——(IMPPM)。

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  • Because a longer time for the radar pulse to return would imply a greater distance, the Controller would then make adjustments based on an incorrectly estimated position.

    返回雷达脉冲时间意味着更远距离Controller随后根据不正确的估计位置作出调整

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  • Get into a lunging position... this is the front leg with a ninety degree Angle to the floor, and then simply mop the floor like this while you pulse.

    弓箭步姿势……大腿地面成90然后在身体起伏时候这样拖地就可以了。

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  • Position control of d. c. motors has been done by means of pulse width modulation .

    直流电机位置脉冲宽度调制法控制

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  • It is called a shift register because the data is shifted through the register by one bit position on each clock pulse.

    就是移位寄存器因为数据时钟脉冲的作用下通过寄存器会移动一位。

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  • 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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  • Result Pulse signal of 20 healthy women and 20 pregnant women were examined by statistic analysis of the time-domain characteristic point zero-crossing position.

    结果通过20例健康人和20孕妇脉象时域特征零点位置统计及其变化快慢的计算,分析结果正好与实际相吻合。

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  • An interfacing circuit which makes the incremental pulse encoder working with microcomputer for absolute position measurement is introduced.

    介绍一种接口电路使增量式脉冲编码器微机联合使用,实现绝对位置测量

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  • A pneumatic position servo system with pulse code modulation (PCM) is described in this paper.

    本文研究脉冲编码调制(PCM)控制方式的气压位置伺服系统

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  • The servo control system combines position loop, speed loop, current loop with algorithm of space vector pulse width modulation(SVPWM).

    系统采用位置速度电流环三环控制并结合空间矢量调制SVPWM算法

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

    分析了UWB室内衰落信道模型脉冲幅度位置混合调制PAPM)最接收机性能

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  • Position control of d. c. motors has been done by means of pulse width modulation.

    直流电机位置脉冲宽度调制法控制

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  • Less hardware is needed in the pulse distribution circuits and the position reading circuits.

    脉冲分配电路位置电路所用硬件最少。

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