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Controlling and Characterizing Different Color Sensors for Aging Analysis and Color Feedback Control

Beck, Sebastian (2016)
Controlling and Characterizing Different Color Sensors for Aging Analysis and Color Feedback Control.
Technische Universität Darmstadt
Masterarbeit, Bibliographie

Kurzbeschreibung (Abstract)

This thesis presents an approach for the characterization of color sensors. Temperature and angle dependencies are examined as well as the linearity of the color sensors. Additionally, different sensors of the same type are compared to each other. The used sensors are two RGB sensors and one true color sensor. The needed infrastructure for usage and characterizing is developed and the applied measurement setups are shown. The results of the analysis show dependencies in all examined aspects. The results are relevant for the optimal use of color sensors in multichannel LED luminaires to achieve the highest possible accuracy in a closed loop color control with sensor feedback. Furthermore, a setup for development and evaluation for future intelligent color controls in multichannel LED luminaires is introduced and evaluated. The measurement setups and the evaluation of the results can serve for future analysis in aging behavior of color sensors. This knowledge is especially relevant for the longtime constancy of multichannel LED luminaires which are controlled by a closed loop control with sensor feedback.

Typ des Eintrags: Masterarbeit
Erschienen: 2016
Autor(en): Beck, Sebastian
Art des Eintrags: Bibliographie
Titel: Controlling and Characterizing Different Color Sensors for Aging Analysis and Color Feedback Control
Sprache: Englisch
Referenten: Khanh, Prof. Dr. Tran Quoc
Publikationsjahr: 2016
Datum der mündlichen Prüfung: 27 Juni 2016
Kurzbeschreibung (Abstract):

This thesis presents an approach for the characterization of color sensors. Temperature and angle dependencies are examined as well as the linearity of the color sensors. Additionally, different sensors of the same type are compared to each other. The used sensors are two RGB sensors and one true color sensor. The needed infrastructure for usage and characterizing is developed and the applied measurement setups are shown. The results of the analysis show dependencies in all examined aspects. The results are relevant for the optimal use of color sensors in multichannel LED luminaires to achieve the highest possible accuracy in a closed loop color control with sensor feedback. Furthermore, a setup for development and evaluation for future intelligent color controls in multichannel LED luminaires is introduced and evaluated. The measurement setups and the evaluation of the results can serve for future analysis in aging behavior of color sensors. This knowledge is especially relevant for the longtime constancy of multichannel LED luminaires which are controlled by a closed loop control with sensor feedback.

Alternatives oder übersetztes Abstract:
Alternatives AbstractSprache

Ansteuerung und Charakterisierung verschiedener Farbsensoren für Sensoralterungsanalysen und Farbortregelungen

Deutsch
Fachbereich(e)/-gebiet(e): 18 Fachbereich Elektrotechnik und Informationstechnik > Lichttechnik (ab Okt. 2021 umbenannt in "Adaptive Lichttechnische Systeme und Visuelle Verarbeitung")
18 Fachbereich Elektrotechnik und Informationstechnik > Institut für Elektromechanische Konstruktionen (aufgelöst 18.12.2018)
18 Fachbereich Elektrotechnik und Informationstechnik
Hinterlegungsdatum: 18 Apr 2017 09:40
Letzte Änderung: 18 Apr 2017 09:40
PPN:
Referenten: Khanh, Prof. Dr. Tran Quoc
Datum der mündlichen Prüfung / Verteidigung / mdl. Prüfung: 27 Juni 2016
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