| 相机稳像系统中陀螺信号的实时采集与数据优化 |
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| 引用本文： | 谢洪波,胡兴,罗青青,马若玉.相机稳像系统中陀螺信号的实时采集与数据优化[J].传感技术学报,2009,22(10). |
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| 作者姓名： | 谢洪波 胡兴 罗青青 马若玉 |
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| 作者单位： | 天津大学精密仪器与光电子工程学院,光电信息技术科学教育部重点实验室,天津,300072 |
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| 摘 要： | 陀螺信号的采集与处理对于整个图像稳定系统的性能具有决定性作用.本文设计了一种应用于相机光学图像稳定系统中的陀螺信号实时采集处理器的系统方案;采用低成本的压电陀螺,运用高精度模/数转换模块和高性能数字信号处理器(DSP)对传感器数据进行了采集;运用基于离散小波变换的实时滤波算法对姿态测量数据进行了优化处理,为后续姿态测量精度的提高提供了基础.
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| 关 键 词： | 光学稳像 惯性测量 小波滤波 陀螺信号处理 |
Optical Image Stabilization System Based on DSP and Data Optimization |
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| XIE Hongbo,HU Xing,LUO Qing,MA Ruoyu.Optical Image Stabilization System Based on DSP and Data Optimization[J].Journal of Transduction Technology,2009,22(10). |
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| Authors: | XIE Hongbo HU Xing LUO Qing MA Ruoyu |
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| Affiliation: | XIE Hongbo,HU Xing,LUO Qing,MA RuoyuKey-Laboratory of Opto-electronics Information , Technical Science,Ministry of Education,School ofPrecision Instrument , Opto-electronics Engineering,Tianjin University,Tianjin 300072,China |
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| Abstract: | Gyroscope signal's gathering and processing have the decisive effect regarding entire image stabilization system's performance.This article designed a gyroscope signal real-time gathering and processing system applied in camera optical image stabilization system.The sensors output data are collected and optimized in the embedded system by adopting the low cost piezoelectric gyroscopes and the high precision A/D converter chip and the high performance DSP are used.The measured attitude data is optimized by r... |
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| Keywords: | Optical Image Stabilization inertial measurement wavelet filter gyroscope signal process |
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