So by this scheme, we extend the duration of driving pulse from 6fs to 12fs to generate single attosecond pulse.
从而扩展获得孤立阿秒脉冲所需脉宽从6飞秒到12飞秒。
A new design of driving pulse circuit for Infrared Focal Plane Arrays (IRFPA) with CPLD is presented in this paper.
提出了一种红外焦平面器件驱动电路的设计方法。
Fluid model was used to analyze the discharge process and the discharge efficiency of the driving pulse with different wave shapes.
本文采用流体模型，分析了多种驱动电压波形下，PDP的放电过程和放电效率。为选择合适的外加驱动电压提供帮助。
The relation between the setting time of the driving pulse of function synchronization and the power source of bulbs is given and a function synchronizing device is designed.
给出了电视信号与电源的函数同步驱动脉冲的时间定位关系式，设计了电光电视函数同步装置。
The system consists of driving pulse generating circuit for CCD, instrumental amplifier with low noise, MCU controlling circuit and PC program for dealing with the data conveyed by MCU.
系统包括CCD驱动脉冲产生电路、低噪声测量放大电路、自适应比较电路、单片机控制电路以及上位机处理程序。
By adjusting the driving pulse increment, the bright dark conversion to maximize the number of dark and light switching frequency optimization goal of homogenization in per unit time were achieved.
通过调整驱动脉冲增量，实现了单位时间亮暗转换次数最大化和亮暗转换频率均匀化的优化目标。
Such as "Hardware Pulse Assignor" used by driving stepping motor.
如驱动步进电机用的“硬件脉冲分配器”。
The semiconductor laser power supply features continuous adjustable laser pulse frequency and continuous adjustable laser driving current of 6~30A.
其中，激光频率设置为连续可调，激光器的驱动电流6~30A连续可调。
The article discusses the design aim and principle of an intelligent cycle pulse distributor used for power supply for step motor driving.
讨论了一种用于步进电机驱动电源的智能型脉冲分配器的设计目的和设计原理。
The circuit, with over-current protection of output transformer original side average current and side peak current, adopts pulse transformer coupling MOSFET driving circuit.
该电路采用脉冲变压器耦合MOSFET管驱动电路，具有输出变压器原边平均电流和副边峰值电流的过流保护功能。
The part of driving includes constant current control, constant power control and pulse modulation control.
驱动部分又包括恒电流控制，恒功率控制和脉冲调制控制三个方面。
The Hall speed transducer, the generation of the mileage pulse, the driving of step motor and the application of integrated circuit of BL2115 in speedometer are introduced in detail.
详细介绍霍尔速度传感器，里程计数脉冲的产生，步进电机的驱动和BL 2115集成电路在电子式车速里程表中的应用。
To solve the problem of exaggerated angle pulse in the ratio driving and tracing measuring technique in testing in situ for large gears, the programmable dynamic frequency doubler has been developed.
为解决大齿轮在机测量过程中采用比例驱动跟踪测量技术时转角脉冲当量过大的问题，研究开发了可编程动态倍频器。
A novel circuit with a narrow pulse driving structure is proposed for enhancing the noise immunity and improving the performance of wide fan-in dynamic circuits.
提出了一种利用窄脉冲发生器驱动输出级，以提高电路抗噪声能力，同时保持动态电路的高速特性的多输入动态逻辑电路。
The control device creates driving voltage output every time. One driving voltage has duration, called a pulse width.
控制仪每次输出一位的驱动电压，一个驱动电压持续时间，称为脉冲宽度。
So the analysis for the DC/DC converter applied in dynamic state should be emphasized when the driving way in the floating type of the high voltage narrow pulse amplifier is studied.
因此，研究悬浮型高压窄脉冲放大器的驱动方式，就是要着重分析动态运用中的DC/DC变换器的工作状态。
The part of hardware refers to CPU and CPU interface circuit, motor driving circuit, voltage-frequency transform circuit, pulse power and so on.
硬件部分主要涉及CPU及其接口电路、电机驱动电路、变频取样电路、脉冲电源等。
L297 chip generates pulse phase sequence signals of which the pulse width is adjustable. The signals are the input ones of dual bridge driving circuit and drive the stepper motor after amplification.
L 297芯片产生脉宽可调的脉冲相序信号，该信号作为双极性桥式功率驱动电路的输入信号，放大后驱动步进电机。
The interval time between the two interfacing output-driving voltages is called as pulse interval.
相邻二个输出驱动电压之间的间隔时间，称为脉冲间隔。
In this paper, the existing problems of hand wheel driving are analyzed, and a new pulse driving uniform control pattern is presented.
本文分析了数控系统手轮驱动存在的问题，提出了全新的手轮脉冲驱动均匀化控制法。
Meanwhile, PWM inverters using high switching frequency device that shortens the rise time of PWM output pulse have been widely applied in high-speed AC driving locomotive.
同时，高速交流传动机车广泛采用高开关频率器件的脉宽调制（PWM）逆变器，使得逆变器输出脉冲具有陡上升沿。
The invention relates to a method and system for electrically driving the middle pulse position scheduling.
本发明涉及用于电驱动中脉冲位置调度的方法和系统。
The driving system use DC servo system of modulating pulse width.
驱动系统采用脉宽调制直流伺服系统。
An AC servo driving system consists of three command forms such as pulse command, speed command and torque command.
交流伺服驱动动系统包括三种指令形式，即脉冲指令，速度指令，转矩指令。
When the acceleration period has terminated, the switch means is controlled by a PWM pulse of the duty ratio in accordance with the speed instruction data, there by driving the DC motor.
在该加速期间结束时，以占空比与速度指令数据对应的PW M脉冲来控制开关机构，从而驱动该直流马达。
When the acceleration period has terminated, the switch means is controlled by a PWM pulse of the duty ratio in accordance with the speed instruction data, there by driving the DC motor.
在该加速期间结束时，以占空比与速度指令数据对应的PW M脉冲来控制开关机构，从而驱动该直流马达。
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