| 基于DSP的光电编码器角度测量 |
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| 引用本文： | 渠继峰,董靖.基于DSP的光电编码器角度测量[J].传感器世界,2009,15(4):28-31. |
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| 作者姓名： | 渠继峰 董靖 |
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| 作者单位： | 中国空空导弹研究院,471009 |
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| 摘 要： | 用数字信号处理器（DSP）和现场可编程逻辑门阵列（FPGA），设计光电编码器解码电路，实现增量式光电编码器信号的细分、辨向、角位移测量和方便的数据输出接口。通过仿真和工程实践证明，该设计具有可靠性高，电路简单，测量数据实时性好，精度高等优点。
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| 关 键 词： | 伺服控制 角度测量 数字信号处理器(DSP) 现场可编程逻辑门阵列(FPGA) 增量式光电编码器 解码 数据接口 |
Technology of rotary displacement measurement based on dsp and photoelectric encoder |
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| QU Ji-feng,DONG Jing.Technology of rotary displacement measurement based on dsp and photoelectric encoder[J].Sensor World,2009,15(4):28-31. |
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| Authors: | QU Ji-feng DONG Jing |
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| Affiliation: | CAMA;Luoyang;Henan 471009;China |
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| Abstract: | A decoder circuit of photoelectric encoder is designed with DSP(digital signal processor) and FPGA(field programmable gate array).The design implements subdivision, differentiation direction,rotary displacement measurement of incremental photoelectric encoder signal,and provides an easy data interface way.Simulation and practical application indicate that the design obtains good capabilities in reliability,circuit simpleness,real-time ability and high precision. |
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| Keywords: | servo control rotary displacement measurement DSP（digital signal processor） FPGA（field programmable gate array） incremental photoelectric encoder decoder data interface |
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