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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Seung-Yong Chun Se-Young Kim Ki-Man Kim |
| Copyright Year | 2007 |
| Description | Author affiliation: Korea Maritime Univ., Busan (Seung-Yong Chun) |
| Abstract | In this paper, we propose an underwater source localization algorithm based on matching of the interference pattern which seen in a sensor spectrogram. Proposed algorithm used only two sensors and two equations so it can simply detect the source without computational effort. According to the waveguide invariant theory a slope of the interference pattern is proportional to range of the source. Therefore IPM (Interference Pattern Matching) of two sensor spectrograms calculates a distance ratio between source and two sensors. Result of IPM estimates a locus of the source by the principal of the circle of Apollonius. In addition hyperbola equation is introduced into localization algorithm by estimating TDOA (time difference of arrival). Finally cross point of the circle and hyperbola can be estimated as position of the source. |
| Starting Page | 1 |
| Ending Page | 3 |
| File Size | 1749820 |
| Page Count | 3 |
| File Format | |
| ISBN | 9780933957350 |
| DOI | 10.1109/OCEANS.2007.4449403 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2007-09-29 |
| Publisher Place | Canada |
| Access Restriction | Subscribed |
| Rights Holder | MTS |
| Subject Keyword | Wideband Interference Pattern matching Spectrogram Acoustic waveguides Frequency Equations Oceans Waveguide theory Acoustic sensors |
| Content Type | Text |
| Resource Type | Article |
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