| 基于DSP的超声检测系统高速数据采集压缩卡设计 |
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| 引用本文： | 王晔,赵兴群.基于DSP的超声检测系统高速数据采集压缩卡设计[J].工业控制计算机,2007,20(10):24-25,27. |
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| 作者姓名： | 王晔 赵兴群 |
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| 作者单位： | 东南大学生物科学与医学工程学院,江苏,南京,210096 |
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| 摘 要： | 首先以A型超声检测系统为例介绍了超声检测的基本原理及对数据压缩的需求,并指出由逻辑电路构成的数据采集压缩部分存在的缺点,针对于此设计了以TMS320F2812 DSP芯片为核心的高速数据采集压缩卡,并使用模拟信号进行了验证,获得了良好的效果.
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| 关 键 词： | A型超声检测系统 数据压缩 DSP TMS320F2812 |
| 修稿时间： | 2007-05-31 |
Design of High Speed Sampling and Compression Card Based on DSP in Ultrasonic Detecting System |
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| Abstract: | This paper introduces the theory and the requirements to data compressing of ultrasound detector system firstly,with A-mode ultrasound detector system as an example,and indicates the limitation of the Data Sampling and Compression part, which is constructed by logic circuit.A High Speed Data Sampling and Compression Card with TMS320F2812,a DSP chip is designed,as its core,and designed experiment to test this card.Good effect has been achieved. |
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| Keywords: | A-mode ultrasonic detector system data compression DSP TMS320F2812 |
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