Presentation 2007-03-09
A Study on Reliability Detection Method of Terminal Besed on Hybrid Positioning
Koji ENDA, Ryuji KOHNO,
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Abstract(in English) In order to fulfill the cognitive radio concept, Radiowave Environmental Monitoring is necessary in order to know radiowave usage situation in terminal around, and it is significant to estimate the position of monitoring target. As the method of positioning, the time domain positioning method is known as the method of high reliability. But, in case that the positioning terminal is in serious multi-pass influence, it is necessary to detect the reliability of received signal strength information in each terminal. In this paper, we propose the algorithm which computes the reliability of terminal information. The algorithm is that derive the received signal strength distribution by ray tracing method using the known environmental model, for example, building model, and match the received signal strength distribution to do feedback of the received time information. Next, incorporating the reliability into NEWTON method, the location estimation accuracy is improved.
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Keyword(in English) Radiowave Environmental Monitoring / Radiowave Propagation / Positioning Estimation / Ray Tracing Method
Paper # SR2006-89
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Committee SR
Conference Date 2007/3/2(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Study on Reliability Detection Method of Terminal Besed on Hybrid Positioning
Sub Title (in English)
Keyword(1) Radiowave Environmental Monitoring
Keyword(2) Radiowave Propagation
Keyword(3) Positioning Estimation
Keyword(4) Ray Tracing Method
1st Author's Name Koji ENDA
1st Author's Affiliation Faculty of Eng., Yokohama National University()
2nd Author's Name Ryuji KOHNO
2nd Author's Affiliation Faculty of Eng., Yokohama National University
Date 2007-03-09
Paper # SR2006-89
Volume (vol) vol.106
Number (no) 558
Page pp.pp.-
#Pages 8
Date of Issue