And the analytic calculation method of the self radiation impedance and mutual radiation impedance of the transducer array is studied.
还研究了基阵中各阵元自辐射阻抗与互辐射阻抗的计算方法。
Then, a multi-element linear transducer array system based on the high-speed data acquisition card was designed and realized photoacoustic imaging by it firstly.
其次，在高速采集卡的基础上设计研制了基于多元线性阵列探测器系统的快速光声层析成像装置，首次实现了基于多元阵列探测器的光声成像。
The performance of the transducer array which is a key components in ultrasonic phased array system is greatly influenced by the transducer's geometric parameters.
阵列换能器是超声相控系统中的关键部件，换能器的几何参数对它的性能有很大影响。
Ultrasonic phased array technology USES an array of ultrasonic transducer array element for each phase control, access to flexible and controllable synthesis of beam.
超声相控阵技术通过对超声阵列换能器中各阵元进行相位控制，获得灵活可控的合成波束。
In addition, the first integrated circuit die, the at least one additional die integrated circuits, and the array of acoustic elements together form a large aperture transducer array.
此外，该第一集成电路管芯、该至少一个附加的集成电路管芯以及该声学元件阵列一起形成大孔径换能器阵列。
A makeup of the multi-element linear transducer array system and Experimental setup were described in detail, besides the application of phase-controlled algorithm in multi-element transducer array.
文中详细讨论了多元线性阵列探测器系统的组成和实现方法以及实验装置的组成，相控聚焦的成像算法在多元线性阵列探测器中的应用。
This amplifier has the good consistency and strong adaptability to the ultrasonic transducer, it meets the need of HIFU phased array.
该放大器一致性好，对于超声换能器阵元具有较强的适应性，能够满足相控型HIFU功率放大技术的要求。
Measure and receiving system of phased array transducer.
相控阵换能器的测量接收系统。
The medical ultrasound transducer or array not only directly impact on the quality of medical ultrasound imaging system, but also affect its clinical applications.
医疗超声换能器或基阵不仅直接影响到医疗超声图像的质量，同时也决定了系统设备的应用。
In comparison with a concave transducer, the dynamically focused array system provides better resolution and higher sensitivity.
与凹面换能器相比较，动态聚焦阵系统具有较好的分辨率和较高的灵敏度。
This paper explores the testing methods of the linear array transducer in regard to its integrality, Uniformity and independence.
从完整性、一致性和独立性三个方面对线阵换能器的测试方法进行了探讨。
The hardware of this system includes pressure transducer board array, signal modulation circuit, signal capture board and PC.
系统硬件包括压力传感器平板阵、信号调理电路、信号采集板以及计算机系统。
In this paper, a method of measuring the input mechanical impedance of the array element (longitudinal vibrating transducer) with square radiation head by using impulse sound tube is proposed.
本文提出了以声脉冲管测量辐射头为方形的一种阵元(纵向振动换能器)的输入力阻抗的方法。
This paper introduces types and methods of bringing about broadband transducers, and point out significance of researching broadband transducer and array.
本文介绍了实现宽带换能器的方法以及宽带换能器的种类，指出了溢流式宽带换能器及其阵列研究的意义。
Ultrasonic phased array technique can help to achieve flexible, controllable synthesized ultrasound beam by exciting each element of an ultrasonic array transducer with independent phase delay.
超声相控阵技术通过对超声阵列换能器中各阵元进行相位控制，获得灵活可控的合成波束。
The physical property of piezoelectric ceramic; performance reference and empirical principle about transducer and array.
介绍压电陶瓷的物理特性，介绍有关换能器和基阵的性能参数和试验原理。
Digital beam forming (DBF) is special for phased array ultrasonic transducer compared to other ultrasonic nondestructive testing and is also the kernel technology of the whole signal-receiving system.
数字波束合成技术是相控阵超声检测相对于其它超声检测所特有的，也是整个信号接收处理系统的核心技术。
A three dimensional ultrasonic imaging system includes a matrix array transducer which is capable of scanning beams over a maximal volumetric region.
一种三维超声成像系统包括矩阵阵列换能器，它能够在最大体积区域内扫描波束。
There are a lot of research on the acoustic characteristics of the acoustic emission transducer and its array for the emission energy is concentrated in some specific direction.
在水声方面，为了得到用较小的发射功率探测到更远得距离的目标，使发射能量集中在某些特定方向，人们对水声发射换能器及其基阵的声特性进行了很多研究。
This paper focuses on developing a digital ultrasonic phased array transducer system which can realize the focusing and scanning of sound beams.
本文是研制超声相控阵换能器动态聚焦系统，它包括数字式多通道信号发射系统和两种超声相控阵换能器。
A linear array transducer for HIFU to treat the urinary system disease is described in this paper.
本文应用高强度聚焦超声技术，设计了治疗泌尿系统疾病的线阵换能器。
An ultrasonic probe for use in an ultrasonic diagnosis apparatus for a living body comprises an array transducer made up of a plurality of layered transducer elements.
本发明的用于生物体的超声波诊断装置的超声波探头具有由多个积层型振动元件构成的振子阵列。
The prepared copper oxide nanometer array can be applied to display apparatus, electric light source, electric-to-optical transducer and thermoelectric converter.
制备出的氧化铜纳米线阵列可应用于显示器件、电光源、光电转换和热电转 换器件等。
The prepared copper oxide nanometer array can be applied to display apparatus, electric light source, electric-to-optical transducer and thermoelectric converter.
制备出的氧化铜纳米线阵列可应用于显示器件、电光源、光电转换和热电转 换器件等。
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