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- The pulse position modulation(PPM) is widely used in indoor wireless infrared local network for its high power efficiency. 脉冲位置调制(PPM)具有功率利用率高的优点,在室内红外无线局域网中得到广泛的应用。
- The performance of digital impulse radio multiple-access receiver (DIRMA) with orthogonal M-ary pulse position modulation (PPM) is analyzed. 摘要本文分析了基于正交M元脉位调制的数字冲击无线电多址接收机性能。
- This dissertation attempts to demodulate the Pulse Position Modulation (PPM) .It discusses the theories about this technology and makes simulation. 本文尝试对脉冲位置调制(PPM)进行解调,并进行了相关的理论论证和仿真。
- 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。
- To eliminate ultrasonic crosstalk,the Chaotic Pulse Position Modulation(CPPM)is used to construct the short triggering sequence for each ultrasonic transducer. 为消除串扰,采用混沌脉冲位置调制构造每个超声换能器的短发射序列;
- Linearly Frequency Modulated Pulse 直线调频脉冲
- linear frequency modulated pulse 线性调频脉冲
- linear frequency modulated pulse compression 线性调频脉冲压缩
- Pulse position modulation(ppm. 脉冲调制
- linear frequency modulated pulse compression radar 线性调频脉冲压缩雷达
- PPM(Pulse Position Modulation), as one of key technologies in the atmosphere laser communication, arouses more and more attention by the virtue of high power efficiency and strong resistance to interference. 光脉冲位置调制(PPM)具有能量传输效率高(每光子传输的信息量),抗干扰能力强等优点,是大气激光通信中的一项关键技术,因此越来越受到人们的重视。
- 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 thispaper. 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。
- AOM is used in cavity to modulate pulse Nd:YAG laser for improving peak-power of laser pulse. 采用声光器件对脉冲Nd:YAG激光进行了腔内调制,提高了激光脉冲的峰值功率。
- A standard filter design requires many multiple/add operations, while a simple look-up table could realize the modulator pulse shaping filter. 标准的滤波运算带要大量的乘加操作,然而简单的查表操作就可以实现调制器的基带成形滤波功能。
- Conclusion Weibao has positive modulation on mouse s intestinal... 结论谓葆对小鼠的肠道运动功能有正向的调节作用。
- Keywords: Positioning Module, Home position return, M code, AC Servo Driver. 关键词:定位模块,回原点,M代码,伺服驱动器。
- The position control with AC servo is realized by using Mitsubishi position module FX2N-1PG and series FX2N PLC. 利用三菱FX2N-1PG定位模块和FX2N系列可编程逻辑控制器(PLC)的组合,实现交流伺服驱动的位置控制。
- Two examples of application are also introduced. One is used for Digital Beam Forming(DBF) processor; another is for linear frequency modulation pulse compression. 文中还分别介绍了如何利用该模块构成一个4波束的数字波束形成处理器,和一个可以同时对4个波束的回波信号进行线性调频信号脉冲压缩的实时雷达信号处理器。
- Keywords:Positioning Module, Home position return, M code, AC Servo Driver. 关键词:定位模块,回原点,M代码,伺服驱动器。
- The PPM(Pulse Positioning Modulation) of the BPL signal is the key problem to expanding the BPL channel as a communication channel. 实现BPL长波信道通信能力扩展的一个重要技术环节是对组重复间隔(GRI)脉冲的脉位调制。