pulse-position modulation
英 [pʌls pəˈzɪʃn ˌmɒdjʊˈleɪʃən]
美 [pʌls pəˈzɪʃn ˌmɑdʒəˈleɪʃən]
网络 脉冲位置调制; 脉波位置调变
双语例句
- The bit error rate of the pulse-position modulation ( PPM) signal applied in the wireless laser communication system is analyzed. The basic method of Monte Carlo simulation is introduced, and the bit error rate curve of the PPM signal is shown.
分析了在无线光通信链路中对激光脉冲应用脉冲位置调制的误码率，介绍了蒙特卡罗仿真方法的基本思想及其处理概率问题的方法步骤，并用蒙特卡罗仿真方法得到了脉冲位置调制信号的误码率。 - The performance of RS codes on different fields when the codes are used in an optical digital pulse-position modulation ( PPM) system with direct-detection are discussed.
研究了大小不同域上的RS码用于直接检测数字脉位调制（PPM）系统时的性能； - Bit Error Rate Monte-Carlo Simulation of the Pulse-Position Modulation Signal in Wireless Laser Communication
无线光通信中脉冲位置调制信号误码率的蒙特卡罗仿真 - It also presents a detailed discussion of pulse shapes used for transmission and two main kinds of modulation techniques, which are pulse-position modulation ( PPM) and pulse-amplitude modulation ( PAM).
之后讨论了超宽带中普遍采用的脉冲形式及主要调制方式，有脉冲位置调制（PPM）和脉冲幅度调制（PAM）。 - This thesis investigates the pulse-position modulation ( PPM) and demodulation technique in the mobile atmospheric laser communication system.
论文研究了移动大气激光通信中光信号的脉冲位置调制（PPM，Pulse-PositionModulation）与解调技术。 - The probe uses complete CMOS circuit to realize pulse-width modulation to pulse-position modulation of differential capacitance and thermistor.
因此采用全CMOS数字电路分别实现电容和电阻的脉冲宽度调制&脉冲位置调制，获得表征被测信息的脉冲位置信号，再进行电复合和光脉冲发射。 - There are two common randomized modulation which is randomized period modulation and randomized pulse-position modulation. Analysis and experimentation indicates that randomized period modulation has better effect to reduce EMI than randomized pulse-position modulation.
常用的随机PWM调制技术有随机周期调制和随机脉冲位置调制，通过对两种方法的分析与实验，结果表明随机周期调制技术具有相对更好地减小EMI的作用。 - This dissertation analyze the conventional binary modulation schemes and multiple modulation schemes based on analyzing and comparing the characteristics of UWB signals. M-ary multiple pulse-position ( M-PPM) modulation is chosen in this research.
在分析比较UWB信号特点的基础上，对传统二进制调制方式和多进制调制方式进行了分析，并根据现有技术成熟度与各性能进行综合比较，选择M-PPM作为本次研究的信号调制方式。