| 基于NIOSII指纹采集系统设计与实现 |
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| 引用本文： | 陈波,江杰.基于NIOSII指纹采集系统设计与实现[J].微计算机信息,2010(11). |
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| 作者姓名： | 陈波 江杰 |
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| 作者单位： | 内蒙古科技大学信息工程学院实验总室; |
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| 摘 要： | 本文以嵌入式应用为背景,提出了一种基于NIOSII的指纹采集系统设计方案,给出了该系统的硬件设计结构和软件算法,并利用NIOSII定制指令来加速实现指纹图像预处理算法。实验结果表明,该系统能够有效采集指纹数据,实时处理并获取指纹有用信息,提高指纹图像增强的效果和速度。
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| 关 键 词： | 指纹采集 图像预处理 NIOSII 自定制指令 |
A Design and Implementation of Fingerprint Collection System Based on NIOSII |
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| CHEN Bo JIANG Jie.A Design and Implementation of Fingerprint Collection System Based on NIOSII[J].Control & Automation,2010(11). |
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| Authors: | CHEN Bo JIANG Jie |
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| Abstract: | With the application of the embedded system,a method of fingerprint acquisition system based on NIOSII is introduced in this paper. It gives the system structure of hardware design and software algorithms.The realization of fingerprint Image pre-processing is accelerated by NIOSII custom instruction.Experiment results show that this system can availably collect fingerprint data,realtime process and obtain useful fingerprint information.It runs quick and efficient in enhancing fingerprint image. |
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| Keywords: | Fingerprint Image Pre-processing NIOSII Custom Instruction |
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