| 一种应用于离心机的无线光传输系统PPM调制解调器设计 |
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| 引用本文： | 张夏涛,张涛. 一种应用于离心机的无线光传输系统PPM调制解调器设计[J]. 科学技术与工程, 2009, 9(6) |
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| 作者姓名： | 张夏涛 张涛 |
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| 作者单位： | 中国科学院上海技术物理所,上海,200083;中国科学院上海技术物理所,上海,200083 |
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| 基金项目： | 国家载人航天工程相关项目 |
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| 摘 要： | 在空间生命科学实验中,无线光传输技术非常适用于离心机转子与定子之间的实验数据传输.以VHDL为开发语言,以FPGA为开发平台,完成了一种应用于离心机的无线光传输系统PPM调制解调器设计,实现了传输信号的脉冲调制与解调,从而为提高整个传输系统的可靠性奠定了基础.
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| 关 键 词： | 无线光传输 离心机 PPM调制解调 数字锁相环 |
Design of PPM Modulator and Modulator of the Wireless Optical Transmission System Used in Centrifugal Machine |
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| ZHANG Xia-tao,ZHANG Tao. Design of PPM Modulator and Modulator of the Wireless Optical Transmission System Used in Centrifugal Machine[J]. Science Technology and Engineering, 2009, 9(6) |
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| Authors: | ZHANG Xia-tao ZHANG Tao |
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| Affiliation: | Shanghai Institute of Technical Physics;Chinese Academy of Sciences;Shanghai 200083;P.R.China |
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| Abstract: | In outer space life science experiment,the technique of Wireless Optical Transmission works well for the data transmission between the rotor and the stator of centrifugal machine.So PPM modulator and demodulator are designed for the Wireless Optical Transmission System which is used in centrifugal machine.And this pulse modulation and demodulation technique help improving the reliability of this data transmission system. |
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| Keywords: | wireless optical transmission centrifugal machine PPM modulation and demodulation PLL |
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