| 基于FPGA的光电编码器四倍频电路设计 |
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| 引用本文： | 钞靖,王小椿,姜虹. 基于FPGA的光电编码器四倍频电路设计[J]. 仪表技术, 2007, 0(6): 17-18,21 |
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| 作者姓名： | 钞靖 王小椿 姜虹 |
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| 作者单位： | 北京交通大学,机电学院,北京,100044 |
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| 摘 要： | 分析光电编码器四倍频原理，提出了一种基于可编程逻辑器件FPGA对光电编码器输出信号倍频、鉴相、计数的具体方法，有利于提高被控对象的测量精度和控制精度。
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| 关 键 词： | 光电编码器 四倍频 |
| 文章编号： | 1006-2394（2007）06-0017-02 |
| 修稿时间： | 2006-11-01 |
Fourfold Frequency Multiplication Circuit Design of Incremental Opto-electric Encoder Based on FPGA |
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| CHAO Jing,WANG Xiao-chun,JIANG Hong. Fourfold Frequency Multiplication Circuit Design of Incremental Opto-electric Encoder Based on FPGA[J]. Instrumentation Technology, 2007, 0(6): 17-18,21 |
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| Authors: | CHAO Jing WANG Xiao-chun JIANG Hong |
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| Affiliation: | Mechanical and Electrical Control Engineering Department,Beijing Jiaotong University, Beijing 100044, China |
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| Abstract: | This article researches on the incremental opto-electric encoder and analyze its fourfold frequency multiplication principle,it gives a method based on FPGA to multiply the signal of the incremental opto-electric encoder,differentiates its phase and counts its number,the controled object's precision of measure and control can be heightened. |
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| Keywords: | FPGA |
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