| 一种实时数据处理的软硬件算法研究 |
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| 引用本文： | 刘虹. 一种实时数据处理的软硬件算法研究[J]. 湖南工程学院学报(自然科学版), 2010, 20(1) |
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| 作者姓名： | 刘虹 |
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| 作者单位： | 厦门理工学院,电子与电气工程系,厦门,361005 |
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| 基金项目： | 厦门理工学院教学改革基金资助项目(JG200704) |
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| 摘 要： | 针对某中分辨率成像光谱仪遥感图像数据的特点,在研究基于局域纹理特征适合空间应用图像无损压缩技术的基础上,进行无损解压缩算法的设计,阐述了如何采用并行处理和流水线技术优化算法,实现算法到VLSI结构的优化映射,研制无损解压缩专用芯片,该芯片可以不低于16 Mbps的速率实时处理压缩数据,进行无损解压.
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| 关 键 词： | 中分辨率成像光谱仪 遥感图像 纹理特征 无损压缩 CCSDS编码器 专用芯片 VLSI结构 |
Research on Software and Hardware Algorithm for Data Real-time Process |
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| LIU Hong. Research on Software and Hardware Algorithm for Data Real-time Process[J]. Journal of Hunan Institute of Engineering(Natural Science Edition), 2010, 20(1) |
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| Authors: | LIU Hong |
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| Affiliation: | Electronic and Electrical Engineering Department;Xiamen University Technology;Xiamen 361005;China |
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| Abstract: | In this paper,in uiew of the feature of the compressed data of the MODIS,a new lossless image data compression algorithm named lossless image compression based on feature of local texture is presented and decompression algorithm is designed.It is mainly described in this paper that how the corresponded VLSI architecture is proposed by using the technique of parallel processing and pipe-line.The special integrated circuit of lossless data decompression has been manufactured.This card can decompress data real... |
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| Keywords: | moderate resolution imaging spectroradiometer remote sensing image feature of local texture lossless compression CCSDS encoder special IC VLSI architecture |
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