室内LED可见光定位若干关键技术的比较研究.pdf
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2015年3月 灯与照明 第 39卷 第 1 期
室内LED 可见光定位若干关键技术的比较研究
赵嘉琦,迟 楠
(复旦大学通信科学与工程系:电磁波信息科学教育部重点实验室,上海2〇〇433)
摘要:随着移动通信与无线网络等技术的发展,无线定位技术越来越受到人们的关注。而室内定位技
术由于其在军事、经济及人们的日常生活中具有广泛的潜在应用,成为当前的一个研究热点。文章首
先介绍了几种主要的室内定位技术,如红外线、超声波、蓝牙、超宽带、射频识别、W i F i 等,并k 这些定
位技术进行了比较。然后重点介绍一种新型的室内定位技术,!^丨彡可见光定位技术。该技术因其能效
高、绿色环保、不受电磁干扰影响等优势而成为近来一个非常热门的研究课题。
关键词:室内定位技术;定位算法;UCD ;可见光通信
Comparative Research on Several Key Indoor Positioning
Technologies Based on LED Visible Light Communication
ZHAO Jiaqi ,CHI Nan
^The Ministry o f Education Key Ijoboralory o f Electromagnetic Wave Information Scieru^
Department o j Communication Science and Engineering Fudm Unhjersity Shanghai 200433 * P. R. China)
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Abstract W ith the (level〇 |)rnnl of mobile communication and wireless netvvork/ wireless [)〇 silioning technol
ogy is attracting more and more altkntion. The indoor positioning technology^ l)(H:ause of its extensive
potential application in m ilitaiy# economy and p e o p le d daily life# has recently Lx^come a hot resear!h field.
The paper fii^st inlioduces several major indoor positioning tcx-hnologies^ such as infrannl^ ultrasonic^ B lu e-
tootle UWB ^ullra-wideband^ 7 RFID ^radio frequency idonlification^ # W iFi ^ Windless F id e lity ^ r t f. #
and these positioning technologies are compared. Then we will focus on a new indoor jositioning technology
l)as(^(l on LED visible^ light coim nim icatioir wliich lias Ix^come a v(rv liot n^search topic for its advantage
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