pulse position modulation
英 [pʌls pəˈzɪʃn ˌmɒdjʊˈleɪʃən]
美 [pʌls pəˈzɪʃn ˌmɑdʒəˈleɪʃən]
网络 脉冲位置调制; 脉冲位置调变; 脉位调制; 脉波位置调变
双语例句
- Study on Pseudo Random Pulse Position Modulation and Pseudo Random Coded Phase-modulation Compound Fuze
伪军立即跪倒在地。伪随机脉位调制与伪码调相复合体制引信研究 - Pseudo chaotic pulse position modulation in UWB communications
超宽带通信中的伪混沌脉冲位置调制 - Pulse Position Modulation Applied to the Tape Recording of Biomedical Signals
混合型可控硅磁脉冲调制器脉位调制用于磁带记录生物医学信号 - Performance Analysis of Modified Chaotic Pulse Position Modulation
改进型混沌脉冲位置调制系统性能分析 - Application of Pulse Position Modulation in the UWB Communication System
PPM技术在UWB通信系统中的应用 - 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 Study for Pulse Width Stabilization Technique Used in Underwater Laser Pulse Position Modulation Communication
激光水下PPM通信中的脉宽稳定技术研究 - The soft decode technology of pulse position modulation was proposed.
研究脉冲位置调制的软译码技术。 - 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。 - The performance of time-hopping pulse position modulation ( TH-PPM) UWB system using MHP is studied under additive white Gaussian noise ( AWGN) channel.
研究了跳时扩频脉冲位置调制的超宽带系统在加性高斯白噪声信道下使用该脉冲的系统性能。 - Digital pulse position modulation ( PPM) is considered to be an efficient modulation format for transmitting information over submarine laser link in which the laser transmitters are average power limited.
对激光发射机平均功率受限的激光对潜通信链路，数字脉冲位置调制（PPM）是传输信息的有效调制格式。 - Synchronized Chaotic Pulse Position Modulation Method for Ultra-Wide Bandwidth Communications
一种可用于超宽带通信的同步混沌脉冲位置调制方法 - The performance of digital impulse radio multiple-access receiver ( DIRMA) with orthogonal M-ary pulse position modulation ( PPM) is analyzed.
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。 - Combined phase modulation and pulse position modulation fuze based on pseudo-random code
基于伪随机码的相位调制与脉位调制复合引信 - Based on this, the error probability of the communication system is deduced from laser pulse position modulation and maximum likelihood detection.
在此基础上，基于激光脉冲的脉冲位置调制（PPM）方式和最大似然检测，计算出通信系统的误码率。 - The Time-Hopping Pulse Position Modulation ( TH-PPM) is one of the most popular approaches for IR-UWB multi-user systems, and a lot of research efforts have been devoted on its performance analysis.
跳时-脉冲位置调制方式（TH-PPMTime-HoppingPulsePositionModulation）是IR-UWB系统中最常用的多址调制方式之一，针对该多址方式的性能分析一直是UWB技术研究的一个热点。 - 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。 - Performance Analysis of Ultra-Wideband Communication System with Time-Hopping M-Ary Biorthogonal Pulse Position Modulation
跳时M元双正交脉冲位置调制超宽带通信性能研究 - Based on the discussion and comparison, the error rate of the ultra-wide band ( UWB) systems with these quadratic time-hopping sequences and pulse position modulation ( PPM) were compared, and the numerical results were presented.
在此基础上，比较了在PPM调制方式下基于这几类二次跳时序列的UWB系统的误码率，并给出了数值结果。 - Study On The UWB Pulse Position Modulation System Based On Programmable Delay Chip
基于可编程延时芯片的超宽带时间间隔调制系统的设计 - This paper presents the concept and the basic principles of UWB, including UWB signal features both in time and frequency domains, then analyzes general two approaches of modulation& pulse position modulation ( PPM) and pulse amplitude modulation ( PAM).
介绍了UWB的概念和工作原理、UWB信号的时域特征和频域特征，分析了UWB常用的两种调制技术：脉冲幅度调制（PAM）和脉冲位置调制（PPM）的详细过程。 - 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。 - This paper discusses on the error rate performance analysis of ultra-wide bandwidth time-hopping multiple access radio networks adopting binary pulse position modulation.
对采用二元脉冲位置调制的超宽带跳时多路无线电网络的误码率进行了分析。 - Pulse Position Modulation ( PPM) has the characteristic of low average power and high peak power which makes it be suitable for optical communication very much.
PPM（PulsePositionModulation）数字脉冲位置调制具有低平均功率和高峰值功率等特性，特别适合用于无线数字光通信。 - This paper investigates the specific role of time-hopping sequences in the time-hopping pulse position modulation ultra-wideband system and its effect on the BER performance of the system.
分析跳时序列在跳时脉冲位置调制（TH-PPM）超宽带无线电系统中的作用及对系统性能的影响。 - Simultaneously, a theoretical analyses and research of the implementations of an Forward Error Correction ( FEC) sub-system and a Differential Pulse Position Modulation ( DPPM) sub-system are done in this paper.
同时本文对前向纠错（FEC）编码和差分脉冲位置调制（DPPM）子系统的实现做了详细理论分析研究。 - Second, the paper analyzes the single-pulse modulation which includes pulse amplitude modulation, on-off keying modulation, pulse position modulation and two-phase modulation.
其次分析了单脉冲调制中的脉冲幅度调制、开关键控调制、脉冲位置调制和二相调制。 - Illuminate the turbulence effect in atmospheric channel, study the impact towards optical communication system, encoding characteristics and bit error rate ( BER) in the atmospheric turbulence channel. Propose using pulse position modulation ( PPM) in wireless optical communication system. 3.
介绍了大气信道中的大气湍流效应，研究了大气湍流对光通信系统、编码特性及误码率的影响，提出了在无线光通信系统中采用脉冲位置调制（PPM）的调制方式。 - We analyzed the LED modulation and coding, the pulse position modulation ( PPM) and the multiple pulse position modulation ( MPPM) were compared in their reliability and validity.
分析了LED调制编码，并将单脉冲位置调制与多脉冲位置调制的可靠性和有效性进行了对比。 - Using Time-Hopping pulse position modulation ( TH-PPM), an UWB system has some disadvantages that the discrete power spectral density ( PSD) is centralized and may arouse multiple-access interference. An UWB system utilizing chaotic pulse position modulation ( CPPM) based on Tent map was introduced.
针对跳时脉位调制（TH-PPM）的超宽带系统信号离散功率谱分量集中、易引起多址干扰的缺点，引入了基于Tent映射的混沌脉位调制（CPPM）UWB系统。