Spatial Positioning with Wireless Chirp Spread Spectrum Ranging

  • Euclidean distance ratios between networked nodes can be represented by the weight values of a subset of multidimensional graph edges. Through acquiring the real world data measures, our approach aims to accurately realize the spatial relationship of such layout elements. In particular, this solution is tremendously useful for mobile robotics relative localization, geo-location dynamic data management platforms, wireless sensor networking, smart routing, and so forth. In this research, we employ chirp spread spectrum modulation enabled radio transceivers for proximity measurement of the network nodes as the bidirectional weight information of the graph edges. Physical link experiments confirm that this recent technology is adequately reliable against environmental distortions when employed for asynchronous round trip time of flight measurements. In order to achieve the best affordable accuracy and reach a high level of robustness against the estimation noise, the multidimensional scaling method is utilized. Implementation phase's outcome is a cooperative and proprioceptive self-constructive infrastructure, for a flexible any-time localization application.

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Publishing Institution:IRC-Library, Information Resource Center der Jacobs University Bremen
Granting Institution:Jacobs Univ.
Author:Hamed Bastani
Referee:Andreas Birk, Jürgen Schönwälder, Holger Kenn
Advisor:Andreas Birk
Persistent Identifier (URN):urn:nbn:de:101:1-201305237236
Document Type:PhD Thesis
Language:English
Date of Successful Oral Defense:2009/11/13
Date of First Publication:2009/12/10
PhD Degree:Computer Science
School:SES School of Engineering and Science
Library of Congress Classification:T Technology / TK Electrical engineering. Electronics. Nuclear engineering / TK5101-6720 Telecommunication. Including telegraphy, telephone, radio, radar, television [and positioning technology] / TK5101-5105.8887 Telecommunication / TK5105.5-5105.9 Computer networks / TK5105.65 Location-based services
Call No:Thesis 2009/32

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