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- The pulse position modulation(PPM) is widely used in indoor wireless infrared local network for its high power efficiency. 脈沖位置調制(PPM)具有功率利用率高的優(yōu)點(diǎn),在室內紅外無(wú)線(xiàn)局域網(wǎng)中得到廣泛的應用。
- 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元脈位調制的數字沖擊無(wú)線(xiàn)電多址接收機性能。
- This dissertation attempts to demodulate the Pulse Position Modulation (PPM) .It discusses the theories about this technology and makes simulation. 本文嘗試對脈沖位置調制(PPM)進(jìn)行解調，并進(jìn)行了相關(guān)的理論論證和仿真。
- 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. 隨機脈位調制信號不僅具有良好的距離和速度分辨力，而且具有較低的被截獲概率和較高的抗干擾性能。
- To eliminate ultrasonic crosstalk,the Chaotic Pulse Position Modulation(CPPM)is used to construct the short triggering sequence for each ultrasonic transducer. 為消除串擾,采用混沌脈沖位置調制構造每個(gè)超聲換能器的短發(fā)射序列;
- Linearly Frequency Modulated Pulse 直線(xiàn)調頻脈沖
- linear frequency modulated pulse 線(xiàn)性調頻脈沖
- linear frequency modulated pulse compression 線(xiàn)性調頻脈沖壓縮
- Pulse position modulation(ppm. 脈沖調制
- linear frequency modulated pulse compression radar 線(xiàn)性調頻脈沖壓縮雷達
- 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. 光脈沖位置調制(PPM)具有能量傳輸效率高(每光子傳輸的信息量),抗干擾能力強等優(yōu)點(diǎn),是大氣激光通信中的一項關(guān)鍵技術(shù),因此越來(lái)越受到人們的重視。
- 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. 該文提出了一種利用隨機多元碼脈位調制(PPM)和脈間偽隨機或隨機二元序列相位調制(PM)相結合的混合波形設計方法。
- AOM is used in cavity to modulate pulse Nd:YAG laser for improving peak-power of laser pulse. 采用聲光器件對脈沖Nd:YAG激光進(jìn)行了腔內調制,提高了激光脈沖的峰值功率。
- A standard filter design requires many multiple/add operations, while a simple look-up table could realize the modulator pulse shaping filter. 標準的濾波運算帶要大量的乘加操作，然而簡(jiǎn)單的查表操作就可以實(shí)現調制器的基帶成形濾波功能。
- Conclusion Weibao has positive modulation on mouse s intestinal... 結論謂葆對小鼠的腸道運動(dòng)功能有正向的調節作用。
- Keywords： Positioning Module, Home position return, M code, AC Servo Driver. 關(guān)鍵詞：定位模塊，回原點(diǎn)，M代碼，伺服驅動(dòng)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定位模塊和FX2N系列可編程邏輯控制器(PLC)的組合,實(shí)現交流伺服驅動(dòng)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. 文中還分別介紹了如何利用該模塊構成一個(gè)4波束的數字波束形成處理器,和一個(gè)可以同時(shí)對4個(gè)波束的回波信號進(jìn)行線(xiàn)性調頻信號脈沖壓縮的實(shí)時(shí)雷達信號處理器。
- Keywords：Positioning Module, Home position return, M code, AC Servo Driver. 關(guān)鍵詞：定位模塊，回原點(diǎn)，M代碼，伺服驅動(dòng)器。
- The PPM(Pulse Positioning Modulation) of the BPL signal is the key problem to expanding the BPL channel as a communication channel. 實(shí)現BPL長(cháng)波信道通信能力擴展的一個(gè)重要技術(shù)環(huán)節是對組重復間隔(GRI)脈沖的脈位調制。
