换能器

采用倒相换能器结构的宽带SAW延迟线

Wide Band SAW Delay Line with Phase Reversion Transducer Structure

超声脉冲Doppler系统接收换能器带宽的实验研究

Research on band of receiving transducer in pulsed Doppler system

换能器间距对SAW器件特性的影响

The influence of distance between transducers on the characteristic of SAW devices

并通过ANSYS模态分析验证所选换能器以及变幅杆的可行性。

Through ANSYS model analysis to verify the feasibility of horn . 2 .

ZnO薄膜换能器在高频超声无损评价中的应用

Application of ZnO Thin Film Transducers in Non-Destructive Testing

将研制的换能器用于声波CT检测中，对混凝土质量进行评价。

The transducer developed was used in the CT detection of acoustic waves , and the quality of concrete was evaluated .

文献报道的SAW倾斜形换能器的设计方法，不能根除变迹损失，可能引起所需频率响应的失真。

The reported design method of SAW inclined apodized transducers is not free of weigh-ting loss and may distort the desired frequency response .

梁和膜结构机电换能器是分布参数MEMS器件中常见的结构。

The transducers of beam and membrane are the common distributed-parameter structures in MEMS devices .

电磁超声换能器（ElectromagneticAcousticTransducer，简称EMAT）是一种在导体中激励和检测超声波的换能装置。

Electromagnetic acoustic transducer ( EMAT ) is a type of device that excite and detect ultrasonic .

利用PVDF检测激光声表面波的实验方法声表面波空心叉指换能器

An Experimental Method for the Detection of Laser-Generated Surface Acoustic Waves with PVDF Transducers

以Euler梁为波导耦合的超声发射换能器与接收换能器输入-输出理论分析

Theoretical Analysis of the Input Output of Ultrasonic Transmitting and Receiving Transducers Coupled to Euler Beam Waveguide

目的：利用扩大换能器超声汇聚角方法克服HIFU皮肤疼痛感觉。

Objective : To Look for a method for avoidance pain complication in HIFU .

在热超声芯片键合过程中，PZT换能器阻抗是键合系统的一个重要的研究参数。

In thermosonic chip bonding process , the impedance of PZT transducer is a very important parameter .

同时，利用JSP技术，构建了基于三层B／S结构的磁致伸缩换能器电气模拟系统。

At the same time , by using JSP technology , a magnetostrictive transducer electric simulation application is designed based on B / S three-tier system structure .

本论文的结果将进一步促进相控阵聚焦换能器在HIFU中的应用。

The results of this paper will promote the application of the phased array in HIFU .

十九世纪八十年代，宾夕法尼亚州州立大学材料研究实验室研制了一种小型化的V型弯张换能器&Cymbal。

A miniaturized version of the class V flextensional transducer : cymbal transducer was developed in the 1980s at the Materials Research Laboratory at the Pennsylvania State University .

基于VxD在超声换能器检测系统的应用

The Application of VxD in the Detective System of Ultrasonic Energy Converter

GMM换能器的设计优化

Optimization of GMM Transducer Design

当钐含量为10mol%时，这种材料具有很大的机电耦合各向异性，其Kt/Kp值可大于50。这种材料，在高领阵列换能器方面，有重要的应用价值。

The 10 mol % Sm composition exhibits high anisotropy in electromechanical coupling factors with a ratio of K_t / K_p > 50.These materials appear to be useful especially for high frequency transducer arrays .

Cymbal换能器结构参数与机电性能的研究

Research on Structure Parameters and Electromechanical Characteristics of Cymbal Transducer

对于地震物理模型或岩石声波特性测试，使用夹心式复合PZT换能器较为理想。

In seismic physical modelling or rock sonic-character testing , the use of the sandwich structure composite PZT will be more suitable .

通过对聚酰亚胺基和PDMS基微型换能器的研究，设计了一种柔性开关式微型触觉传感器。

Utilizing polyimide and PDMS as substrate respectively , two kinds of flexible micro tactile sensors are developed .

研究了Cymbal换能器的力电性能。

The electromechanical of Cymbal transducer has been researched .

Cymbal换能器的有限元动力学分析

Dynamics Analysis of Cymbal-type Transducer with Finite Element Method

同时对声光叉指换能器（IDT）进行了理论分析，并通过计算得到了IDT的指宽？指对数等参数？

Then we analyzed the Interdigital Transducer ( IDT ) and acquired the device parameters .

超声聚焦（HIFU）由换能器发射的超声波组成，该高强度聚焦超声波主要通过热效应及其他机理引起组织损伤。

High_intensity focused ultrasound ( HIFU ) consists of focused ultrasound waves emitted from a transducer that are potential of inducing tissue damage .

然后，通过谐波响应分析计算换能器虚拟样机的谐振频率、电导值、发送电压响应、机械Q值等技术指标与结构参数之间的变化规律。

Then , through harmonic response analysis , the varying relationship between the resonant frequency , the conductance , the transmitting voltage response , the mechanical quality factor Q and the structure parameters are calculated .

用有限元法和ANSYS5.7软件模拟、分析了Cymbal换能器的动力学特性。

Dynamic characteristic of cymbal transducer has been modeled and analyzed with finite element method and ANSYS 5.7 program .

本文介绍了XJ-1换能器的结构及其设计计算。

This paper describes the design and construction of the XJ-1 Transducer .

HIFU性能的好坏，治疗效果的优劣，与聚焦声场分布有着密不可分的关系。所以对HIFU声场测量是研究聚焦超声换能器的重要环节。

The capability and effect of HIFU have a tight relationship with the acoustic field distributions . So the measurement of HIFU acoustic field is the significant part of focusing ultrasonic transducer researching .