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Movement dynamics analysis for an optical pickup head lens actuator in a digital versatile disc system

机译:数字多功能光盘系统中光学头镜头致动器的运动动力学分析

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摘要

With the rapid development of CD/DVD (compact disc/digital versatile disc) technology, the disc rotation speed and the information density have increased greatly to fulfil the demand of high information bit rate transfer. As one of the most important elements in a DVD pickup head, objective lens actuators are required to provide a more precise means to accurately follow the disc deviation. The design of the lends actuator becomes all the more important and critical. In order to give complete suggestion to the design of the lens actuator, we put forward the movement differential equations as a new theortical means to analyse the characteristics of he lens actuator reliably and rigorously.
机译:随着CD / DVD(致密光盘/数字多功能光盘)技术的飞速发展,光盘的旋转速度和信息密度已大大提高,以满足高信息比特率传输的需求。作为DVD拾取头中最重要的元件之一,要求物镜致动器提供一种更精确的方法来准确跟踪光盘的偏差。借出致动器的设计变得越来越重要和关键。为了给镜头驱动器的设计提供完整的建议,我们提出了运动微分方程作为一种新的理论手段,可以可靠,严格地分析镜头驱动器的特性。

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