Pulse width modulation is widely used in voltage regulators.
脉宽调制技术是广泛应用于稳压器。
The time delay and pulse width also depend on propagation distance.
脉冲时间延迟和脉冲宽度还随传输距离发生变化。
Pulse Width Modulation electronic speed control for highest efficiency.
脉宽调制效率最高的电子速度控制。
Pulse width generator 404 can include, for example, one or more delay circuits.
脉冲宽度发生器404可包括例如一个或更多个延迟电路。
Pulse voltage, pulse width, preset DC bias, and bias time can be defined by user.
脉冲的电压，宽度，预设直流偏压和偏置时间可以由用户设定。
The theory of space vector pulse width modulation (SVPWM) is discussed in detail.
对空间矢量脉宽调制(SVPWM)的理论进行了较详细的讨论。
The pulse width generator 404 receives a signal from diode 405 and a select signal.
脉冲宽度发生器404接收来自二极管405韵信号和选择信号。
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。
The LED system shall be digitally driven using high-speed pulse width modulation (PWM).
LED系统应采用高速脉宽调制(PWM)数字式地驱动。
Active band-pass filter is a important section of pulse width modulated rebalance loop.
有源带通滤波器是脉冲调宽再平衡回路的一个重要部分。
Formulas are derived for the ensemble average of the pulse power and the RMS pulse width.
得到了在光纤中传输的脉冲光功率的系综平均值和输出脉冲宽度的均方根值的近似解析公式。
Pulse width and frequency can be adjustable in succession within the range of the fixed one.
该电源输出脉冲电流的幅值、脉宽和频率都可以在规定的范围内连续可调。
A measurement method of electric pulse width combined digital and analog technique is proposed.
提出了一种数字技术与模拟技术相结合的电脉冲宽度测量法。
High frequency pulse width modulation power control systems can be realized using semiconductor switches.
高频脉冲宽度调制电力控制系统，可以实现用半导体开关。
Therefore, it would be desirable to provide a phase frequency detector that has a controllable minimum pulse width.
因此，需要提供具有可控制最小脉冲宽度的相位频率检测器。
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。
Ln order to ensure the reliability of relay coil voltage, must reaeh value, the pulse width must be 3 times more time.
为了确保磁保持继电器可靠动作，施加到线圈上的激励电压须达到额定值，且脉冲宽度设置须达到动作时间的3倍以上。
This paper studied the three-phase PWM(pulse width modulation) rectifier in dual PWM variable frequency speed regulation system.
对双PWM变频调速系统中的三相PWM整流器及其控制方法进行了研究。
In this paper, a kind of sensor with constant power pulse width modulation and force balance is described and analysed theoretically.
本文设计了一种恒功率脉冲调宽式力平衡式传感器，并从理论上对它作了分析。
And pulse width signal is sent to SD-M-3002 special circuit, to complete such controls as counting, decoding, pulse distribution, etc.
并将脉冲宽度信号送至SD-M - 3002专用电路完成计数、译码、脉冲分配等控制。
According to further embodiments of the present invention, pulse width generator 404 can have 3, 4, 5, 6, or more separate delay paths.
依照本发明进一步的实施例，脉冲宽度发生器404可具有3,4,5,6或更多个分离的延迟路径。
When the pulse width is fixed, the time of collapse and revival period are reduced gradually with the increase of pulse width in the field.
而当脉冲宽度一定时，随着腔场的平均光子数的增大原子的崩塌时间和回复周期逐渐减小。
FIG. 5 illustrates an example of a pulse width generator with two alternate delay paths, according to another embodiment of the present invention.
图5图示说明依照本发明的另一实施例具有两个交替延迟路径的脉冲宽度发生器的示例。
The delay that pulse width generator 404 provides to signal VIN varies in response to variations in the signal from diode 405 and the select signal.
脉冲宽度发生器404提供给信号VIN的延迟响应来自二极管405的信号和选择信号的变化而改变。
Pulse width Modulation device is a circuit which can produce square wave signal with fixed period and adjustable pulse duration ratio (pulse width).
脉宽调制器是一种能够产生周期固定而占空比(脉宽)可调的方波信号的电路。
System reliability can thus be enhanced by increasing minimum turn-on pulse width and turn-off pulse width, without decreasing system specifications.
因此可以通过增加最大、最小窄脉冲宽度提高系统的可靠性，而不影响系统的性能。
In this method the main part of the pulse width is measured by counter, and the odd of the pulse width is measured by time-voltage conversion method.
该方法以计数器法测取脉冲的主体宽度，用时间-电压转换法测取脉冲的零头时间，并以此作为量化误差的校正值。
This synchronization control set can improve its imaging quality and its action distance by conveniently adjusting the pulse delay and the pulse width.
这种同步控制装置能方便地通过调整脉冲延时和脉宽来提高系统成像质量和作用距离。
This synchronization control set can improve its imaging quality and its action distance by conveniently adjusting the pulse delay and the pulse width.
这种同步控制装置能方便地通过调整脉冲延时和脉宽来提高系统成像质量和作用距离。
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