| 基于高精度A/D的石英挠性加速度计数据采集的设计 |
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| 引用本文： | 李锦明,李娜娜,马游春. 基于高精度A/D的石英挠性加速度计数据采集的设计[J]. 仪表技术与传感器, 2012, 0(2): 22-24 |
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| 作者姓名： | 李锦明 李娜娜 马游春 |
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| 作者单位： | 1. 中北大学电子测试技术国家重点实验室,山西太原030051;中北大学仪器科学与动态测试教育部重点实验室,山西太原030051
2. 中北大学电子测试技术国家重点实验室,山西太原030051;中北大学仪器科学与动态测试教育部重点实验室,山西太原030051;北京航空航天大学光电技术研究所,北京100083 |
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| 摘 要： | 主要针对捷联惯导系统中对加速度计信息处理的高精度要求,介绍了基于高精度A/D的对石英挠性加速度计数据进行采集的设计,完成了系统的软、硬件设计。设计采用了高精度A/D转换芯片AD7691和FPGA芯片XC3S500E来完成系统功能,在详细阐述硬件设计的基础上,对软件设计进行了相应的介绍。
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| 关 键 词： | 高精度A/D 石英挠性加速度计 数据采集 |
Design of Acquisition System of Quartz-flexibility-accelerator Based on High-precision A/D |
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| LI Jin-ming , LI Na-na , MA You-chun. Design of Acquisition System of Quartz-flexibility-accelerator Based on High-precision A/D[J]. Instrument Technique and Sensor, 2012, 0(2): 22-24 |
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| Authors: | LI Jin-ming LI Na-na MA You-chun |
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| Affiliation: | 1,2,3(1.National Key Laboratory for Electronic Measurement Technology,North University of China,Taiyuan 030051,China; 2.Key Laboratory of Instrumentation Science & Dynamic Measurement of Ministry of Education,North University of China,Taiyuan 030051,China;3.Institute of Opt-electronics,Beihang University,Beijing 100083,China) |
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| Abstract: | To achieve the high-precision requirement of a accelerometer’s information processing in SNS,a design of collecting quartz-flexibility-accelerator’s data based on high-precision A/D and FPGA was proposed.The design of hardware and software for the system was put forward.High-precision A/D chip AD7691 and FPGA chip XC3S500E were adopted to fulfill the system function.The design of software is presented based on representation of design of hardware in detail. |
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| Keywords: | high-precision A/D quartz-flexibility-accelerator data-acquisition |
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