高频电路

在省级电子电工实验示范中心教学改革中，以《高频电路》实验教学为例，对实验教学中如何灵活综合运用各相关课程知识与技能、提高学生实践创新能力进行了探索。

High Frequency Circuit was taken as an example for exploration on how to make students comprehensively use their knowledge and skills , and improve their practical and innovative ability in the experimental teaching .

本文结合河北省自然科学基金项目特快速瞬态过电压对变压器的影响（项目编号503624），重点研究了GIS中变压器绕组高频电路模型的建立方法。

Supported by Hebei Natural Science Foundation under grant No. 503624 , The high frequency circuit model of the transformer windings in GIS is researched in this paper .

高频电路Layout的影响

The Effect of Circuit Layout Upon High Frequence Circuit

硬件电路原理图设计包含电源设计与接口电路设计，遵从高频电路电源稳定性与信号完整性规程，PCB设计采用四层结构，保证良好的电气性能。

Hardware design , including power design and interface circuit design , obeys rules of power stability and signal integrity , using 4-layer PCB of excellent electrical characteristic .

在PCB电路设计中，尤其在高频电路的PCB设计中，必须防止地线的共阻抗所带来的影响。

In PCB electric circuit design , particularly in the PCB design of the high frequency electric circuit , it is necessary to prevent the influence of totally resistance of grounding line .

本课题研究的目的在于：一方面，对UWB发射机高频电路进行功能性仿真分析，为发射机电路设计方案的确定与器件选型提供参考与结论；

The meanings of this thesis are : on the one hand , providing conclusions and rules for high-frequency circuit design of the UWB transmitter through analysis and functional simulations of the circuits ;

芯片级原子钟是量子力学、波谱学、高频电路技术、MEMS技术、激光稳频技术等学科交叉的产物，是一个系统级的科研课题。

The quantum mechanics , coherent optics , high frequency electrocircuit design , MEMS process and laser technology are necessary for the CSAC , which is a long-term , cross-subject , complicated and system level research .

通过对提高PPO与环氧树脂相容性的方法、PPO/环氧树脂体系固化剂、固化工艺等固化体系的研究，研制开发出了介电常数为39的低介电常数高频电路用覆铜板。

Based on the study on compatibility of PPO and epoxy , curing agent and curing system , copper clad laminate with low dielectric constant of 3.9 or high frequency application is developed .

本文提出了一种两级串联结构的SRAM高性能灵敏放大器的设计方法，降低了对信号的反应时间，提高了抗干扰能力，适应高频电路的读写操作。

This paper proposes a method for the design of sensible high performance amplifier , which improves the noise immunity and response time , adapting to the high frequency read / write operation in SRAM .

针对高频电路设计的需要，在三维电磁仿真软件HFSS中建立了LTCF集总电感和LTCC集总电容结构模型，分析得出等效电路。

For the need of design of high frequency circuits , the structures of LTCF lumped inductors and LTCC lumped capacitors are established in the three-dimensional electromagnetic simulation software HFSS . Their equivalent-circuit models are obtained and analyzed .

高频电路实验教学改革与创新实践

On Teaching Reform and Creative Practice of High Frequency Circuit Experiment

高频电路与低频电路类比教学法刍议

Discussion on Comparable Teaching Methods on the High-Frequency Circuits and Low-Frequency Circuit

虚拟高频电路实验教学系统开发研究

Development and Study of Virtual High Frequency Circuit Experiment System

无线电近炸引信高频电路噪声特性分析

The Noise Character of the High Frequency Circuit of a Radio Proximity Fuze

低成本高频电路用覆铜板的研制

Study of copper clad of low cost and high frequency used in circuit

高频电路散射参数的探讨

Discussion of High Frequency Circuit Dispersion Parameter

高频电路，载波电话通路高速的D/A转换电路是高速音频复录设备的核心部分。

The high-speed digital-to-analog conversion circuit is the core of a high-speed audio cassette duplicator .

·85℃2000小时，低阻抗，适用于开关电源及高频电路。

Hours Low impedance , Suit for use in switching power supplies and high frequence circuit .

第五章分析了具体武汉理工大学硕士学位论文的电路设计和高频电路设计需要注意的问题；

Chapter five analyzes practical circuit design ideas and some attentive questions in high frequency circuit design .

相比较而言，该设计获得了更好的高频电路性能与设计复用性。

By comparison , it is a better design on performance of high-frequency circuit and good design flexibility .

在印刷电路板设计中，使用了高频电路布线技术，有效的预防了系统可能产生的电磁兼容性问题。

In PCB design , the layout technique of high frequency is adopted to prevent the potential EMC problems .

指出了提高高频电路稳定性的途径和方法，用于预防和排除干扰。

Then some ways and means raising the stability of the high frequency circuit are provided to prevent and obviate the interferences .

较系统地讨论了高频电路与低频电路分类比较的一种类比教学方法，帮助学生温故知新。

This paper systematically discussed a comparable teaching methods on the comparison of the high - frequency circuits and the low-frequency circuits .

在高频电路设计中，用阻抗圆图设计阻抗匹配电路，方法简易。本文介绍其方法和特点。

It is found that an impedance matching design at high frequency becomes , quite easy and simple as using the impedance chart method .

通过多次实验，讨论了高频电路板设计中的阻抗匹配、信号延迟和信号完整性问题。

The problems of impedance match signal delay and signal integrality in the design of high-frequency PCB are discussed via a large of examination .

在现有高频电路教材中，一般对电容耦合回路耦合系数的确定与耦合电容的选择这一重要问题未作深入讨论。

In the schoolbook of high frequency circuit , the ascertainment of coupling coefficient and the selection of coupling capacitor are not generally discussed deeply .

在高频电路中，有时用到电容耦合回路，其调谐特性和频率特性与耦合系数直接相关。

The capacitor coupling circuits are applied in the high frequency circuit . It concern the coupling coefficient that the resonance property and frequency property .

随着高频电路器件越来越广泛的应用，高频电路的信号完整性问题受到设计人员的关注。

With the more and more widely application of high-speed electrical components , the signal integrity of high-speed circuit is emphasized by designers of electrical circuits .

此外本文参照高频电路的设计特点，分析了低场磁共振信号放大电路的噪声干扰来源，给出了一些减少噪声干扰的具体措施。

By imitating of the design characters of the high frequency circuit , the origin and the classification of the noise interferences of the low field NMR circuit system are analyzed .

由于技术难度最大的高频电路部分和射频部分都在无线模块内部处理，无疑大大减小了硬件的开发难度。

Because of the most difficult high frequency circuit part and some of radio frequency are embeded in the wireless module , this undoubtedly reduced the degree of difficulty of development of the hardware greatly .