modulation power的例句大全

The advantages of non-carrier modulation communication mode, which has always been a focus among academia and research institutions, are low power and low complexity.

这种无载波调制的通信方式具有低功耗、低复杂度的优点，一直受到学术界和科研机构的关注。

design of control circuit of full-bridge-phase-shifting modulation for soft-switching inverter arc welding power source

软开关弧焊逆变电源全桥移相控制电路设计

application research on cofdm modulation and channel coding technology on the high-voltage power line carrier communication

高压电力线载波COFDM通信及编码技术的应用研究

study on contactless power transfer mode based on envelope modulation

基于包络线调制的非接触电能传输模式研究

research on primary frequency modulation function in security and stability of power grid

一次调频在电网安全稳定性方面的探讨和研究

finally, maximizing the delay and throughput-based utility function, the cognitive cross-layer scheduling scheme generates the optimal subcarrier selection, power and modulation allocation for each multimedia packet.

最后，通过最大化基于时延和吞吐量的效用函数，得出智能跨层分配策略，并可以为SU的每一个数据包产生最优的子载波选择、功率以及调制方式分配方案。

in order to improve conversion efficiency, the power mosfet is built-in, the current control mode and the pwm modulation are used.

电路采用了功率管内置结构，控制模式和调制方式分别采用了电流控制模式和PWM调制方式，从而提高了转换效率。

as we enter the 21st century, with the development of the technologies of modulation, power line communication is developing rapidly.

进入21世纪以来，随着调制技术的进步，电力线通信技术也得到了迅速的发展。

the design of the constant value unit accords to the negative feedback control theory, including power and temperature. because the method of the temperature-wavelength modulation slowly, this paper uses the pi isolated circuit to speed up the rate of the temperature modulation effectively.

恒值单元根据负反馈控制原理，分别设计出功率和温度负反馈稳定电路，并针对温度-波长调制速度慢的缺点，引入了比例积分分离电路，有效加快了温度调制速率。

Reduction of Conducted EMI in switching power supplies using chaotic frequency modulation scheme ( CFMS ) is proposed.

利用混沌频率 调制技术 从噪声产生源头上降低了开关电源传导电磁干扰.

Therefore, we use unipolar switching pulse width modulation scheme to realize a filterless Class-D power amplifier.

因此, 我们利用单极性切换脉波宽度调变技术去实现无滤波器之D类放大器.

For the traditional Doherty power amplifier, the current of the peaking amplifier could not get to the maximum allowable level that the load modulation of both amplifiers was unable to achieve the optimized impedance at the maximum output and resulted in the efficiency degeneration because its low bias.

对于传统Doherty放大器，由于峰值放大器偏置的原因使其在最大输出工作状态时，无法达到最大电流而导致两个放大器的输出端无法实现最佳负载调制，造成整体效率下降。

The simplest way to process power is using pulse width modulation ( PWM ) control of the switch.

用脉冲宽度调制 ( PWM ) 方式控制开关工作是电力电子技术中最为简便的方法.

Based on the Fourier transform analysis of saw tooth signal frequency modulation, the concept of power spectrum spread attenuation factor in the case of barrage jamming is presented.

首先通过对锯齿波调频的傅里叶变换，提出了阻塞式干扰下功率谱扩展衰减因子概念；

The one-piece forged brake caliper body houses two opposed pistons, with a choice of high-power metallic pads or resin pads offering finer modulation.

整体铸造的（一般是两半分别加工，再用螺丝固定合体）双活塞碟刹夹钳，有两款刹车片可以选择：大功率的金属刹片和手感较好的树脂刹片。

The active power at mains is dependent on input current modulation index, input filter parameters, input current displacement and load resistance, so are reactive power and input power factor;

输入端有功功率、无功功率和输入功率因数都与输入电流调制度、输入滤波器参数、输入电流位移和负载电阻大小有关；

Flexible Power Conditioner of Energy Storage Power Modulation System

储能调相功率调制系统柔性功率调节器

The power penalty of direct modulation is smaller than that of external modulation at the same crosstalk level.

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 zero-cross modulation technology uses existing power distribution network as transmision carrier.

过零调制技术完全利用现有电力网络为传输载体,无需额外增加系统设备,成本低廉.

The paper focuses on component part of digital pulse MIG welding inverter power. Main circuit, control circuit, pulse width modulation ( PWM) circuit, drive circuit and wire feeding circuit are respectively analyzed.

论文还重点介绍了数字化脉冲MIG焊软开关逆变弧焊电源的组成结构，并分别就软开关逆变焊机的主电路、控制电路、保护电路、驱动电路以及送丝电路做了详细的分析。