多阶激光功率调制是光致变色多阶光数据存储的一项核心技术。
Multilevel laser power modulation is a key technology in multilevel optical data storage systems based on photochromism.
在脉冲功率调制系统研究中，其核心技术之一是脉冲变压器的研制。
The study of pulse transformer is one of the key problems of pulsed power conditioning system.
直流输电线路功率调制的目标是阻尼区域COI功角和频率间的相互振荡。
The objective of DC power modulation is to damp the relative swing of angle and frequency of the two areas from COI.
设计了应用于交直流互联电力系统的直流功率调制的非线性鲁棒自适应控制器。
The robust adaptive control law is proposed for a HVDC power modulation controller of the interconnected AC/DC power system.
爆磁压缩发生器一般具有较低阻抗，在驱动较高阻抗负载时需要脉冲功率调制电路。
A novel power conditioning circuit for flux compression generators (FCG) to drive high impedance loads is presented.
直流功率调制器可以对交直流联络线进行局部控制或改善交直流混合系统的运行特性。
The current controller on the HVDC line can do AC/DC parallel tie-line local control or improve the stability of AC/DC hybrid power systems.
当电源调制和轮廓调制协同工作时，功率放大器的动态范围和效率可以进一步提高。
When supply modulation and contour modulation are working in concert, the dynamic range and efficiency of the power amplifier can be further improved.
通过调节泵浦功率、调制频率和可调谐滤波器，可以产生不同波长的混沌信号，并实现混沌的同步。
Chaotic signals at different wavelengths can be generated by adjusting the pump power, modulation frequency and tunable filter, and chaos synchronization is achieved.
一些不同的数字调制信号有着相同或相近的功率谱密度，但它们的谱相关函数却有明显区别。
Different types of digitally modulated signals that have similar, if not identical, power spectral density functions can have highly distinct spectral correlation functions.
在发送方向，收发信机向功率放大器提供射频信号，功率放大器根据给定调制类型的增益和斜坡信息对信号进行放大。
In the transmit direction, the transceiver provides RF signals to the power amplifier, which amplifies the signals based on gain and ramp information for a given modulation type.
模拟部分主要包括电源、功率控制、信号产生、信号调制、高压输出控制和反馈控制电路。
The analog part mainly includes power source, power control, signal generation, signal modulation, high voltage output control and feedback control circuit.
FQPS K是针对高频谱效率和高功率效率要求产生的一种调制方式。
FQPSK is a modulation technique that fits for high spectrum efficiency and high power efficiency request.
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 part of driving includes constant current control, constant power control and pulse modulation control.
随着移动通信中线性调制方式的出现，功率放大器的线性化已成为一个重要的研究课题。
Linearization of power amplifiers has become an important issue, with the advent of linear modulation methods in mobile communication.
指出PWM调制的优点和采用功率晶闸管有源逆变器的能量回馈技术的经济性。
It points out that advantage of PWM modulation and economy of active inverter's power feedback technique makes use of power thyristor.
在光发送机中采用过调制技术来提高激光器的输出光功率；
Overmodulation may be employed in the optical transmitter to increase the output power of laser diode.
当振幅调制为灰尘颗粒时，功率增益谱出现起伏，并且产生尖峰。
As the modulation of amplitude is dust particle, the fluctuation and peaks are shown in the power gain spectrum.
当微波调制频率及功率一定时，可方便地调节直流偏置电压来改变各阶光波的强度。
It is convenient to change the optical intensity of the sidebands by tuning the DC bias voltage while the microwave modulation frequency and power are fixed.
介绍一种以igbt为功率单元的全数字控制脉宽调制变频装置。
A fully digitally controlled SPWM inverter with IGBTs as the main power devices is introduced.
本文对窄脉冲调制的高频大功率源进行理论分析和电路设计。
This paper discusses the theory analysis and circuit design of high-frequency high power source which is modulated by narrow pulse.
移动终端的速度对有效的切换、高效的动态信道分配、自适应调制、功率控制、均衡等无线应用都是必不可少的信息。
The knowledge of the velocity of the mobile terminals is essential in adequate handoff control, efficient dynamic channel assignment, adaptive modulation, power control, equalization, etc.
为了获得振幅均衡的有理数谐波锁模脉冲，必须在原有的实验装置中添加一个掺铒光纤放大器(EDFA)以提高注入调制光信号功率。
For obtaining a pulse series with a small amplitude ripple, an Erbium-doped Fiber Amplifier (EDFA) must be added into the primary experiment setup to enhance injection-modulation signal power.
水介质由于具有介电常数大和击穿场强较高的特点，普遍应用于高功率脉冲调制器作中间储能介质。
Water dielectric, because of its great dielectric constant and high breakdown stress, is extensively used as the energy storage medium in high power pulse conditioning system.
我们提出采用光学双稳装置来稳定光源输出功率，并将它用于折射率调制型光纤传感器测量液体浓度的实验中。
We suggested to stable the output light intensity by using the bistable optical device and use this new device to measure the density of liquid by refractive index modulation sensor.
利用电压空间矢量脉宽调制(SVPWM)信号变换控制功率变换器各开关器件的导通占空比，实现异步电动机的速度调节。
Using space vector pulse-width modulation (SVPWM) signal transformation method, speed regulation of induction motor is implemented by controlling the duty ratio of every converter switch.
增益调制器作为功率因数校正电路的核心电路，通过控制输入电流来得到一个高的功率因数。
As the heart of the power factor correction circuit, the gain modulator gets a high power factor by controlling the input current.
在相同串扰水平情况下，直接调制的功率代价小于外调制的功率代价。
The power penalty of direct modulation is smaller than that of external modulation at the same crosstalk level.
直流输电的潮流可被调制以阻尼振荡并提高功率承载能力。
The DC transmission power flow can be modulated to dampen the oscillations and increase their power-carrying capability.
传统的D类放大器一般由三部分组成，即调制电路、驱动电路和功率输出电路。
The traditional class D amplifier is composed of three parts: modulation circuit, driving circuit and power amplification circuit.
在数字电视前端采用的数字调制方式需要具有良好的带宽效率和功率效率。
The digital modulation applied in the front of HDTV needs good band efficiency and power efficiency.
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