| 基于SSD硬盘的嵌入式高速图像存储技术 |
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| 引用本文： | 田园,任国强,吴钦章.基于SSD硬盘的嵌入式高速图像存储技术[J].光电工程,2009,36(12). |
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| 作者姓名： | 田园 任国强 吴钦章 |
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| 作者单位： | 1. 中国科学院光电技术研究所,成都,610209;中国科学院研究生学院,北京,100039
2. 中国科学院光电技术研究所,成都,610209 |
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| 摘 要： | 高速大容量图像数据的存储技术是数字图像处理中的一项重要技术.为了实现图像数据的高速实时存储,提出了在嵌入式Linux平台上基于SSD硬盘的高速数字图像记录方法.采用Linux驱动程序控制SAS硬盘控制器,将图像数据高速记录在SSD硬盘上.介绍了整个系统结构,给出了Linux驱动程序的实现方法,分析了影响图像数据记录速度的因素.实验测试中图像数据记录速度可以达到150 MB/s,可以满足对高帧频相机的高速图像数据存储的要求.
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| 关 键 词： | 高速图像存储 SSD硬盘 嵌入式Linux SAS控制器 |
Embedded Technology of High-speed Image Storage Based on SSD |
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| TIAN Yuan,REN Guo-qiang,WU Qin-zhang.Embedded Technology of High-speed Image Storage Based on SSD[J].Opto-Electronic Engineering,2009,36(12). |
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| Authors: | TIAN Yuan REN Guo-qiang WU Qin-zhang |
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| Abstract: | One of the most significant technologies in digital image processing is storage of image data with high speed and high capacity.In order to implement real-time and high-speed image data storage,a method with Solid State Disk (SSD) on embedded Linux system was provided in this paper.Linux driver was used to manage SAS controller and image data was stored in SSD with high-speed.The architectures of software were introduced.Linux driver was provided with details.The factors of influencing storage speed were analyzed.The experimental results indicate that the image data storage speed can achieve 150 MB/s.It can satisfy the requirements of high-speed image data storage of high frame frequency camera. |
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| Keywords: | high-speed image storage solid state disk embedded Linux SAS controller |
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