Outdoor Target Positioning Using Wii Remote IR Camera and Signal Modulation

This paper investigates the use of the Wii remote IR (infrared) camera for outdoor target positioning. The Wii remote IR camera is widely used in various applications because of its capability of detection of up to four IR light sources with a fast frame rate (100 Hz) and a relatively low price. How...

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Main Authors: Michael Lin, Kooktae Lee
Format: Article
Language:English
Published: MDPI AG 2020-04-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/20/8/2163
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author Michael Lin
Kooktae Lee
author_facet Michael Lin
Kooktae Lee
author_sort Michael Lin
collection DOAJ
description This paper investigates the use of the Wii remote IR (infrared) camera for outdoor target positioning. The Wii remote IR camera is widely used in various applications because of its capability of detection of up to four IR light sources with a fast frame rate (100 Hz) and a relatively low price. However, previous applications are limited to indoor uses due to the obvious reason of sunlight interference for outdoor applications. In this paper, a signal modulation technique is introduced, which enables the IR camera to look for a particular pattern encoded in an IR beacon. In this way, the IR camera can distinguish the IR beacon from the sunlight interference. The irradiance of the sunlight reflection is also analyzed to guarantee that the IR camera can detect the IR beacon even under extremely sunny weather conditions. As the Wii remote IR camera sensor is overloaded under an extremely bright condition that blocks the camera to see any light sources, we propose the use of a filter to dim the camera. Experimental results for outdoor tests are provided to validate the proposed methods.
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spelling doaj.art-f20e57e75ac94b0095e97d7e012c38142023-11-19T21:19:40ZengMDPI AGSensors1424-82202020-04-01208216310.3390/s20082163Outdoor Target Positioning Using Wii Remote IR Camera and Signal ModulationMichael Lin0Kooktae Lee1Department of Mechanical Engineering, New Mexico Institute of Mining and Technology, Socorro, NM 87801, USADepartment of Mechanical Engineering, New Mexico Institute of Mining and Technology, Socorro, NM 87801, USAThis paper investigates the use of the Wii remote IR (infrared) camera for outdoor target positioning. The Wii remote IR camera is widely used in various applications because of its capability of detection of up to four IR light sources with a fast frame rate (100 Hz) and a relatively low price. However, previous applications are limited to indoor uses due to the obvious reason of sunlight interference for outdoor applications. In this paper, a signal modulation technique is introduced, which enables the IR camera to look for a particular pattern encoded in an IR beacon. In this way, the IR camera can distinguish the IR beacon from the sunlight interference. The irradiance of the sunlight reflection is also analyzed to guarantee that the IR camera can detect the IR beacon even under extremely sunny weather conditions. As the Wii remote IR camera sensor is overloaded under an extremely bright condition that blocks the camera to see any light sources, we propose the use of a filter to dim the camera. Experimental results for outdoor tests are provided to validate the proposed methods.https://www.mdpi.com/1424-8220/20/8/2163Wii remote IR cameraoutdoor targetpositioning
spellingShingle Michael Lin
Kooktae Lee
Outdoor Target Positioning Using Wii Remote IR Camera and Signal Modulation
Sensors
Wii remote IR camera
outdoor target
positioning
title Outdoor Target Positioning Using Wii Remote IR Camera and Signal Modulation
title_full Outdoor Target Positioning Using Wii Remote IR Camera and Signal Modulation
title_fullStr Outdoor Target Positioning Using Wii Remote IR Camera and Signal Modulation
title_full_unstemmed Outdoor Target Positioning Using Wii Remote IR Camera and Signal Modulation
title_short Outdoor Target Positioning Using Wii Remote IR Camera and Signal Modulation
title_sort outdoor target positioning using wii remote ir camera and signal modulation
topic Wii remote IR camera
outdoor target
positioning
url https://www.mdpi.com/1424-8220/20/8/2163
work_keys_str_mv AT michaellin outdoortargetpositioningusingwiiremoteircameraandsignalmodulation
AT kooktaelee outdoortargetpositioningusingwiiremoteircameraandsignalmodulation