| VME数据采集模块设计与校准方法研究 |
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| 引用本文： | 谭灰庆,孟升卫,尹洪涛. VME数据采集模块设计与校准方法研究[J]. 电子测量技术, 2011, 34(4): 77-80 |
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| 作者姓名： | 谭灰庆 孟升卫 尹洪涛 |
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| 作者单位： | 哈尔滨工业大学自动化测试与控制系;中国科学院电子研究所; |
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| 摘 要： | 数据采集模块是自动化测试系统的重要组成部分,其采集数据是否准确直接影响到整个测试系统的性能.主要介绍了基于VME总线的数据采集模块的设计和采用FPGA实现数据采集控制与校准.为了提高数据采集模块的转换精度和校准速度,用最小二乘线性拟合的方法设计模块的校准参数并且在FPGA内部实现校准模型.实验表明该校准方法能快速有效地...
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| 关 键 词： | 数据采集模块 校准 FPGA 最小二乘线性拟合 |
Design and calibration research of the data acquisition module based on VME bus |
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| Tan Huiqing,Meng Shengwei,Yin Hongtao. Design and calibration research of the data acquisition module based on VME bus[J]. Electronic Measurement Technology, 2011, 34(4): 77-80 |
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| Authors: | Tan Huiqing Meng Shengwei Yin Hongtao |
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| Affiliation: | Tan Huiqing1 Meng Shengwei1,2 Yin Hongtao1(1.Automatic Test & Control Institute,Harbin Institute of Technology,Harbin 150001,2.Institute of Electronics,Chinese Academy of Science.Beijing 100190) |
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| Abstract: | The data acquisition module is one of the most important parts in the automatic test system,the accuracy of the collected data directly affect the performance of the test system.Introduces the design of the data acquisition module based on the VME bus and data acquisition control and calibration realized by FPGA.In order to improve the conversion precision and calibration speed,the least squares method for linear fitting is applied to give the calibration parameters and the FPGA is applied to implement the ... |
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| Keywords: | data acquisition module calibration FPGA least squares linear fitting |
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