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| FPGA和DSP平台惯性传感器信号小波处理 | |
| 引用本文： | 褚福刚,蒋行国,章启兵,吴琼雁.FPGA和DSP平台惯性传感器信号小波处理[J].激光与红外,2012,42(3):306-309. |
| 作者姓名： | 褚福刚 蒋行国 章启兵 吴琼雁 |
| 作者单位： | 1. 桂林电子科技大学信息与通信学院,广西桂林,541004 2. 桂林理工大学理学院,广西桂林,541004 3. 中国科学院光电技术研究所,四川成都,610209 |
| 基金项目： | “863”相关项目子课题（No.CD09032X）资助 |
| 摘 要： | 为了满足光电跟踪系统对激光陀螺信号去噪处理提出的高实时性要求,对小波阈值消噪算法的特点进行分析,提出一种基于FPGA和DSP的硬件平台实现此滤波算法,达到了高实时滤波的要求,且滤波效果明显。实验结果表明,设计的硬件系统对单频率和多频率噪声都具有去噪功能,并将输出延时降低在15μs以内。 |
| 关 键 词： | FPGA DSP 激光陀螺 小波变换 |
Wavelet processing for signal of inertial sensor based on FPGA and DSP |
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| CHU Fu-gang,JIANG Xing-guo,ZHANG Qi-bing,WU Qiong-yan.Wavelet processing for signal of inertial sensor based on FPGA and DSP[J].Laser & Infrared,2012,42(3):306-309. | |
| Authors: | CHU Fu-gang JIANG Xing-guo ZHANG Qi-bing WU Qiong-yan |
| Affiliation: | Information & Communication College,Guilin University of Electronic Technology,Guilin 541004,China;College of Science,Guilin University of Technology,Guilin 541004,China;Institute of Optics and Electronics,Chinese Academy of Sciences,Chengdu 610209,China |
| Abstract: | To meet the high speed processing requirement of laser gyro signals in electro-optical tracking system,wavelet transform algorithm is designed and analyzed.It is carried out on a hardware platform of FPGA and DSP.The filter achieves real-time and good filtering result.The experiment results verify that the system can filter both unifrequency noise and multi-frequency noise and the output delay time is within 15 μs. |
| Keywords: | FPGA DSP laser gyro wavelet transform |
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