研究脉冲位置调制的软译码技术。
The soft decode technology of pulse position modulation was proposed.
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。
As shown in Figure 20, any of these timers can be used as a pulse-position modulator.
针对该问题，提出了一种新的双幅度脉冲位置调制(DAPPM)。
This paper presents a new dual-amplitude pulse position modulation (DAPPM) on the basis of PPM.
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。
The pulse position modulation (PPM) technique is widely used in the field of ultra-wideband wireless digital communication.
本文研究了随机脉冲位置调制与脉冲之间随机相位调制相结合的脉冲多卜勒雷达信号。
In this paper, a PD radar signal is researched, which is modulated by randomly staggered pulse sequence whose phase is also modulated by random binary-phase code.
PP M脉冲位置调制通信技术作为一种新兴的通信技术，具有编码简单、能量传输效率高的优点。
As a new communication technology, PPM (pulse position modulation) technology can be easily coded, and has a high efficiency of energy transmission.
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。
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.
讨论了MPPM（多脉冲位置调制）在无线光通信中的应用，同时提出了一种改进型多脉冲调制方式——（IMPPM）。
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.
脉冲位置幅度调制(PPAM)是一种将脉冲位置调制(PPM)和脉冲幅度调制(PAM)结合到一起的新型调制方式。
Pulse position amplitude modulation (PPAM) is a new modulation scheme that combines pulse position modulation (PPM) and pulse amplitude modulation (PAM) together.
文章分析此类信道模型下脉冲位置调制和脉冲幅度调制的性能，结果表明，在频率依赖性信道中PAM调制优于PPM调制。
This paper has analyzed the performance of PPM and PAM under frequency dependence channel model, the results have shown that the PAM is better than the PPM in frequency dependence channel.
本文研究脉冲编码调制(PCM)控制方式的气压位置伺服系统。
A pneumatic position servo system with pulse code modulation (PCM) is described in this paper.
本文研究了一种新型混沌编码的脉冲位置和相位复合调制的脉冲压缩雷达信号。
In this paper, a new Chaotic Pulse Position and Phase Coded Pulse Compression Radar (CPPPC PCR) signal is studied.
分析了UWB室内衰落信道模型下脉冲幅度位置混合调制（PAPM）最优接收机性能。
The optimum receiver performance of a hybrid pulse phase and position modulation(PAPM) over ultra-wideband(UWB) indoor fading channel model is analyzed.
直流电机位置用脉冲宽度调制法控制。
Position control of d. c. motors has been done by means of pulse width modulation .
提出了一种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，给出了其软件设计。
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.
PAPM调制uwb系统的输入数据调制到脉冲的幅度和位置上。
In the PAPM UWB system, input data was modulated onto both the pulse phases and the pulse positions.
直流电机位置用脉冲宽度调制法控制。
Position control of d. c. motors has been done by means of pulse width modulation.
直流电机位置用脉冲宽度调制法控制。
Position control of d. c. motors has been done by means of pulse width modulation.
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