| 基于总线技术和数据融合的嵌入式汽车仪表系统 |
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| 引用本文： | 罗文广,杨叙,吴彤峰,毛汉颖,陈文辉. 基于总线技术和数据融合的嵌入式汽车仪表系统[J]. 传感器与微系统, 2008, 27(8) |
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| 作者姓名： | 罗文广 杨叙 吴彤峰 毛汉颖 陈文辉 |
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| 作者单位： | 1. 广西工学院,电子信息与控制工程系,广西,柳州,545006
2. 广西工学院,汽车工程系,广西,柳州,545006 |
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| 基金项目： | 广西科学研究与技术开发计划项目 |
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| 摘 要： | 研制一种新型的汽车仪表系统。该系统以CAN总线为车载网络,连接显示节点和测量节点,并采用液晶显示方式。显示节点以嵌入式控制器为核心,测量节点则以PIC单片机为核心。采用两级数据融合技术,包括初始数据融合和决策级数据融合,前者可提高数据的测量精度,后者则提供安全决策辅助,即增加了汽车仪表系统的功能。测量实例表明了这些技术和方法运用的有效性和准确性。
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| 关 键 词： | 汽车仪表 总线技术 嵌入式控制器 单片机 数据融合 |
Embedded automobile meter system based on bus technique and data fusion |
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| LUO Wen-guang,YANG Xu,WU Tong-feng,MAO Han-ying,CHEN Wen-hui. Embedded automobile meter system based on bus technique and data fusion[J]. Transducer and Microsystem Technology, 2008, 27(8) |
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| Authors: | LUO Wen-guang YANG Xu WU Tong-feng MAO Han-ying CHEN Wen-hui |
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| Abstract: | A new type of automobile meter system is developed.CAN bus is used as the vehicle communication network which connected the display node and the measurement node in the system,and LCD as display screen.The embeded microcontroller and the PIC singlechip processor are respectively the hard cores of the display node and the measurement node.Two-level data fusion technique,including original data fusion and decision-making data fusion,is utilized to enhance data measurment precision with the former and to provide safety decision assitant with the latter,namly to add a new function to the vehicle meter system.The measurement examples show the availablity and the veracity of these technique and methods used in the meter system. |
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| Keywords: | automobile meter bus technique embeded microcontroller singlechip processor data fusion |
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