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2017
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Invention
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Lamp unit power supply system. A power supply system for illuminating an LED lamp unit, having a ... |
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2013
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Invention
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Emergency lighting device. An emergency lighting device for controlling a lighting means includes... |
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Invention
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Emergency lighting device. The invention relates to an emergency lighting device for controlling ... |
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Invention
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Battery monitoring in emergency lighting systems. A battery condition monitoring system for an em... |
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Invention
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Lamp unit power supply system.
A power supply system supplies gas discharge lamp unit (5) arc po... |
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Invention
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Lamp unit power supply system. A power supply system supplies gas discharge lamp unit (5) arc pow... |
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Invention
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Lamp unit power supply system.
A power supply system for illuminating an LED lamp unit 5, having... |
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Invention
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Lamp unit power supply system. A power supply system for illuminating an LED lamp unit 5, having ... |
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Invention
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Lighting power supply. Lighting power supply system (1) including a mains input converter (11) op... |
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Invention
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Device for fastening an anti-skid chain.
The invention relates to a fastening device for an anti... |
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2012
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Invention
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Mains detection in emergency lighting systems. A lighting power monitoring system detects the ava... |
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Invention
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Power supply apparatus. A power supply apparatus (1) for powering a device includes a transformer... |
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Invention
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Monitoring of pulse width modulation control. A pulse width modulation control monitoring apparat... |
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Invention
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Driver circuit for organic led. Driver circuit for organic LED (LED) using a flyback converter wi... |
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2011
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Invention
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Led dimming control. Method for LED dimming control, where a dimmable LED module is connected to ... |
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Invention
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Dimmable led lamp. The invention relates to a method for dimming luminous elements operated by me... |
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Invention
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Modular led lighting system having emergency light function. The invention relates to a modular L... |
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2010
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Invention
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Pfc with reduced pin number requirements for a control ic. The invention relates to a ballast for... |
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Invention
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Actuation circuit for an operating device for lighting means. The invention relates to an operati... |
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Invention
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Optical signal output of operating parameters with an led lighting unit. The invention relates to... |
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Invention
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Method for controlling the brightness of an led. Method for controlling the brightness of an LED,... |
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Invention
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Phase cut dimming of leds. The invention relates to a dimmable LED module, the module being desig... |
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2009
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Invention
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Operating device comprising a fastening element. The invention relates to a method for the simpli... |
