four-phase

Local modules can be encapsulated as nodes of GALS system by the way of handshake protocol circuit based on four-phase single-track protocol. STG ( Signal Transition Graph) of synchronous to asynchronous read-write conversion interface has been established through the method of Petri net.

基于四相单轨协议，建立了同步异步读写转换接口的信号转换图，采用单元电路和petrify综合方法设计实现了异步握手接口电路。

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Modified harmonic current detecting method for three-phase four-wire system

改进的三相四线制系统谐波电流检测方法

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Study on series hybrid active power filter in a three-phase four-wire system

三相四线制下串联混合型滤波器的研究

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Instantaneous Reactive Power and Active Power Filter in Three-phase Four-wire System

三相四线制电路中的瞬时无功功率及有源电力滤波器

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In single drive, asymmetric two phase parallel mechanism or symmetric three or four phase mechanism.

单驱动工况下必须采用非对称两相机构并联或对称三、相机构并联等结构形式.

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This thesis is about the armorial inscription in four parts, including origin and nature, phase and dating, classification of character font, and the study of tribe relationship.

本文是对商周青铜器族徽文字的综合研究，内容主要包括族徽文字渊源与性质、族徽文字分期断代、族徽文字分类以及族氏关系研究等四个方面。

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Through calculating the phase-to-phase geometrical mean distance of four-phase transmission line, the computing formulae for inductive and capacitive parameters, which are completely accordant with that for three-phase transmission line, can be obtained.

通过计算四相线路的相间几何均距，可得到与三相线路完全一致的四相线路电感、电容参数计算公式。

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In the entire structure, we choose multiphase data extraction technology to sample data. By using four-phase clock ( from CDR) to sample the serial data, we can sample a high-speed serial data stream at a lower clock speed.

数据采样在整体结构上采用了多重相位数据提取技术，用四个相位的时钟（从CDR恢复出来）来采样串行数据，这样就可以用低的时钟速率采样高速的串行数据流。

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Wallas' four-phase model is applied to analysis the status of innovation thinking.

分析创新思维现状的时候，运用沃拉斯四阶段模型进行分析。

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The combinations between stator pole and rotor pole, the ratio of stator pole arc width to pole distance and the phase winding connections are further analyzed for the new element generators with single-phase, two or four-phase and five-phase DSEG.

讨论了单相、两相/四相和五相DSEG单元电机新结构定、转子配合关系，定子极宽与定子极距之比以及电枢绕组元件连接方式。

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An Analysis of a Neutral Line Break Fault in Three-phase Four-wire System

一起三相四线制配电系统零线断线故障事故分析

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Harmonic Detection Applied to Active Power Filter in Three-phase Four-wire System

三相四线制系统中有源滤波器的谐波检测方法

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Chapter Four summarizes and analyses aseries of design principals in the conceptual phase of life-cycle architectural design;

第四章具体分析面向寿命周期设计初期应遵循的设计原则；

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The Generation of Cosine Pulse Signal with Four Phase Codes

余弦脉冲四相码信号及其产生

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The self induced phase matching in four wave mixing in a nonbirefringent single mode optical fiber has been observed.

报道了无双折射单模光纤中四波混频的一种新型相位匹配方式。

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