1、

Several methods for measuring PMD based on time-domain and frequency-domain are introduced, of which a new method& modulation phase shift technique is also presented.

介绍了时域法与频域法的几种偏振模色散(PMD)的测量方法,其中包括了一种新的测量方法&调制相移法。

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2、

both the modulation phase shift and the modulation delay evaluation of fm generators

FM信号源调制相移特性和调制延迟的测量评价

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3、

amplitude modulation phase modulation conversion

调幅调相转换

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4、

Simulation results show that with the non-linear constant phase path, spectral spreading has been resisted and the envelope fluctuation has been reduced by using the new IJF signals on the phase modulation technologies.

仿真结果表明:将其应用于相位调制技术后,相位路径非线性平滑连续,有效降低了调制起伏幅度,抑制了频谱扩展。

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5、

Effect of amplitude modulation and phase perturbation on the optimizing parameters of third harmonic generation

振幅调制和位相扰动对三倍频参数优化的影响

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6、

Considering characters of three-level H-bridge structure with clamped-diode each phase, three carrier modulation schemes based on cascaded carriers and phase shifted consideration are presented. 3.

针对每相为二极管箝位三电平H桥级联的结构特点,分析了基于载波层叠和载波移相思想进行组合的三种传统的载波调制方法,给出了具体的实现方案。

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7、

Digital Phase Modulation Based on Ternary System

基于三值系统的数字相位调制

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8、

The Application of Three-phase Modulation to the Design of On-ship Gyrocompass Power Supply System

三相脉宽调制技术在船用罗经电源设计中的应用

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9、

Unity Power Factor Three-Phase Rectifier Based on Voltage Space-Vector Pulse-Width Modulation

基于电压空间矢量调制的单位功率因数三相整流器的研究

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10、

Then the algorithm is extended to the four-switch three-phase system. A new SVPWM algorithm is proposed based on four-switch three-phase shunt APF current modulation.

然后将其扩展到三相四开关系统,提出了针对三相四开关APF的SVPWM电流调制算法。

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11、

Application of simplified space-vector modulation algorithm to three-phase voltage source PWM rectifier

空间矢量简化算法在三相PWM电压型整流器中的应用

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12、

A simplified algorithm three-phase voltage source PWM rectifier for space vector modulation was presented.

提出了应用于三相电压型脉宽调制整流器的空间矢量简化算法。

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13、

Phase Unwrapping Utilizing an Adaptive Intensity Modulation Threshold Analysis

利用自适应阈值条纹调制度分析方法进行位相去包裹研究

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14、

The modulation method for multi modular phase shifted SVM technique is to stagger the sampling time of each converter unit, and to make the sampling time of the adjacent converter unit deviate by 2 π/ ( KN).

组合变流器相移SVM技术的调制方法,就是将各变流器单元的采样时间错开,使得各变流器单元使用相同的SVM算法,相邻变流器单元间的采样时间相差2π/(KN)的角度。

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15、

Phase Sweep Space-Time Bit Interleave Coded Modulation

扫相空时比特交织编码调制

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16、
17、

The neutral-point voltage fluctuation of three-level converter is only related to applied modulation method and three-phase current.

三电平变流器的中点电压波动只与变流器采用的调制技术和三相电流有关。

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18、

Time-Phase Modulation Signal Analysis Based on Cyclic Spectrum Correlation Technology

基于循环谱理论的时相调制信号分析循环计时电势分析法

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19、

Aiming at the spectrum spread problem of traditional digital modulation signals, a time-phase modulation ( TPM) method with abrupt phase change characteristic is proposed.

针对传统数字调制信号频谱扩展问题,提出具有相位突变特性的时相调制(TPM)方式。

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20、

Theoretical study of frequency chirping of wavelength-converted signal by cross-phase modulation using linear optical amplifier

基于线性光放大器的交叉相位调制波长转换啁啾特性研究

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