| 临界角聚焦误差检测的改进 |
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| 引用本文： | 罗勇,陈小洪,高正平.临界角聚焦误差检测的改进[J].电子科技大学学报(社会科学版),1994(5). |
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| 作者姓名： | 罗勇 陈小洪 高正平 |
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| 作者单位： | 电子科技大学光电记录技术中心 |
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| 摘 要： | 介绍了光盘系统中临界角聚焦误差检测的改进方法及理论分析，改善了误差检测信号和增益特性，提高了自动聚焦误差控制系统的聚焦精度及稳定性。
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| 关 键 词： | 光盘系统，光学头，临界角，聚焦误差，自动控制 |
IMPROVEMENT OF TIIE CRITICAL ANGLE PRISM FOCUS ERROR DETECTION OF THE OPTICAL DISK SYSTEMS |
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| Luo Yong ,Cheng Xiaohong, Gao Zhengpin.IMPROVEMENT OF TIIE CRITICAL ANGLE PRISM FOCUS ERROR DETECTION OF THE OPTICAL DISK SYSTEMS[J].Journal of University of Electronic Science and Technology of China(Social Sciences Edition),1994(5). |
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| Authors: | Luo Yong Cheng Xiaohong Gao Zhengpin |
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| Abstract: | A new critical angle focus error detection model of improving the focus error sig-nal and gain is presented.Its principle and theoreticalyses are discussed here. |
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| Keywords: | optical disk system optical head crtical angle focus error autocontrol |
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