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Utilization of wireless signal stren...
~
Shue, Samuel L.
Utilization of wireless signal strength for mobile robot localization in indoor environments.
紀錄類型:
書目-語言資料,手稿 : Monograph/item
正題名/作者:
Utilization of wireless signal strength for mobile robot localization in indoor environments./
作者:
Shue, Samuel L.
面頁冊數:
1 online resource (101 pages)
附註:
Source: Dissertation Abstracts International, Volume: 78-09(E), Section: B.
Contained By:
Dissertation Abstracts International78-09B(E).
標題:
Robotics. -
電子資源:
click for full text (PQDT)
ISBN:
9781369707854
Utilization of wireless signal strength for mobile robot localization in indoor environments.
Shue, Samuel L.
Utilization of wireless signal strength for mobile robot localization in indoor environments.
- 1 online resource (101 pages)
Source: Dissertation Abstracts International, Volume: 78-09(E), Section: B.
Thesis (Ph.D.)
Includes bibliographical references
Localization is a key component of any mobile robot application. For any task a mobile robot might need to perform, precise knowledge of its pose within its environment is critical. Mobile robots employ a multitude of sensors to estimate position, orientation, and mapping of its environment. Distance to wireless beacons through signal strength decay can be integrated into a simultaneous localization and mapping (SLAM) algorithm of a mobile robot equipped with a wireless transceiver, with an emphasis on indoor environments. However, radio signal strength does not predictably attenuate indoors as it does in open environments due to signal interference, absorption, and reflection from objects within the environment, inflicting unexpected amplification or decay at the receiver known as multipath interference. This causes erroneous distance estimations due to the unexpected changes in signal strength attenuation.
Electronic reproduction.
Ann Arbor, Mich. :
ProQuest,
2018
Mode of access: World Wide Web
ISBN: 9781369707854Subjects--Topical Terms:
561941
Robotics.
Index Terms--Genre/Form:
554714
Electronic books.
Utilization of wireless signal strength for mobile robot localization in indoor environments.
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Utilization of wireless signal strength for mobile robot localization in indoor environments.
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Source: Dissertation Abstracts International, Volume: 78-09(E), Section: B.
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Localization is a key component of any mobile robot application. For any task a mobile robot might need to perform, precise knowledge of its pose within its environment is critical. Mobile robots employ a multitude of sensors to estimate position, orientation, and mapping of its environment. Distance to wireless beacons through signal strength decay can be integrated into a simultaneous localization and mapping (SLAM) algorithm of a mobile robot equipped with a wireless transceiver, with an emphasis on indoor environments. However, radio signal strength does not predictably attenuate indoors as it does in open environments due to signal interference, absorption, and reflection from objects within the environment, inflicting unexpected amplification or decay at the receiver known as multipath interference. This causes erroneous distance estimations due to the unexpected changes in signal strength attenuation.
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In this research, models of radio propagation as it relates to the received signal strength indicator (RSSI) are explored along with localization techniques which utilize these models. For development and testing of RSSI-based localization techniques a simulation method has been described which utilizes a Markov chain to provide realistic multipath interference on simulated RSSI data. Using this simulation technique, a multipath filtration method is proposed and applied to a range-only SLAM algorithm.
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click for full text (PQDT)
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