An exterior helicopter light unit (2) with a dynamic output light intensity distribution includes a plurality of LEDs (30), and an optical system (32) for shaping the output light intensity distribution from light emitted by the plurality of LEDs (30), wherein each of the plurality of LEDs (30) contributes to the output light intensity distribution in an LED-specific output direction region, wherein at least a portion of the plurality of LEDs (30) are individually dimmable, with a level of dimming for each of said portion of the plurality of LEDs (30) in operation being set depending on a distance of the exterior helicopter light unit (2) to ground (200) in the respective LED-specific output direction region.
Exterior helicopter light unit and method of operating an exterior helicopter light unit
2018-07-10
Patent
Electronic Resource
English
IPC: | B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen / F21Y Index-Schema in Verbindung mit den Unterklassen F21K, F21L, F21S und F21V, betreffend die Form oder die Art der Lichtquellen oder die Farbe des emittierten Lichts , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED / H05B ELECTRIC HEATING , Elektrische Heizung |
Exterior helicopter light unit and method of operating an exterior helicopter light unit
European Patent Office | 2017
|Exterior helicopter light unit and method of operating an exterior helicopter light unit
European Patent Office | 2016
|EXTERIOR HELICOPTER LIGHT UNIT AND METHOD OF OPERATING AN EXTERIOR HELICOPTER LIGHT UNIT
European Patent Office | 2019
|EXTERIOR HELICOPTER LIGHT UNIT AND METHOD OF OPERATING AN EXTERIOR HELICOPTER LIGHT UNIT
European Patent Office | 2017
|