Van Geffen
Ewold Van Geffen, Nijmegen NL
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20150359052 | SWITCHED MODE POWER SUPPLY - A switched mode power supply comprising: a rectified voltage terminal and a rectified ground terminal for receiving a phase-cut rectified voltage; a power switch and an inductive element connected in series between the rectified voltage terminal and the rectified ground terminal; a switch controller having a floating ground terminal and a dimming input terminal, wherein the dimming input terminal is for receiving a dimming voltage signal indicative of a required dimming level, wherein the switch controller is configured to control the switch in accordance with the dimming voltage signal and wherein the inductive element is connected between the rectified ground terminal and the floating ground terminal; and a dimming level controller configured to set the dimming voltage signal in accordance with the rectified phase-cut voltage with respect to the floating ground terminal. | 12-10-2015 |
Ewold Huibertus Van Geffen, Weert NL
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20120242240 | BALLAST EFFICIENCY IMPROVEMENT FOR FLUORESCENT LAMPS - A half bridge resonant topology ballast for use with a fluorescent lamp includes a resonant tank and a resonance inductor having a secondary winding. The secondary winding is arranged for series connection to the fluorescent lamp, and the secondary winding provides a voltage that reduces the resonant tank voltage. | 09-27-2012 |
Maarten Van Geffen, Turnhout BE
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20120184537 | [1,4]-BENZODIAZEPINES AS VASOPRESSIN V2 RECEPTOR ANTAGONISTS - The invention relates to a novel class of [1,4]-benzodiazepine derivatives, processes for their preparation, intermediates usable in these processes, and pharmaceutical compositions containing the compounds. Other aspects of the invention are directed to the use of said [1,4]-benzodiazepine derivatives in therapy based on the capability of said compounds to interfere with the binding of the peptide hormone, vasopressin, to its receptors. In particular as vasopressin V2 receptor antagonists and therefore useful for treating involving increased vascular resistance, cardiac insufficiency, and water retention. | 07-19-2012 |
Marc Van Geffen, Nufringen DE
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20100001322 | SEMICONDUCTOR DEVICE - The invention relates to a method of manufacturing a semiconductor device ( | 01-07-2010 |
Sjoerd Van Geffen, Veghel NL
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20140157561 | FERRULE ASSEMBLY PROCESS - A tool for aligning fibers in a ferrule, the tool comprising a body portion having a register surface; and at least one alignment member at a certain angle from the register surface, the alignment member configured to cooperate with a corresponding alignment member of a ferrule, wherein the register surface is non-planar. | 06-12-2014 |
Sjoerd Geert Cornelis Van Geffen, Veghel NL
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20090285535 | OPTICAL INTERFACE - An optical interface for interfacing a first optical component and a second optical component, said optical interface comprising an optical clear material having at least the following features: (a) a first lens for interfacing with said first optical component; (b) a second lens for interfacing with said second optical component; (c) a reflective surface optically coupling said first and second lenses; and (d) wherein at least said first lens is eccentric, said second lens is eccentric, or said reflective surface is curved. | 11-19-2009 |