Featured patents

Method for Controlling the Operation of an Electronic Converter, and a Corresponding Electronic Converter, Lighting System and Software Product
US 08816603 B2, Aug. 26, 2014, Automatic regulation, Alessandro Brieda et al. / OSRAM GmbH (Munich, DE)
A method for controlling the operation of an electronic converter, comprising…

DC Converter and Method for Selecting a Frequency of Same
US 08796953 B2, Aug. 5, 2014, Automatic regulation, Thomas Jessenig et al. / ams AG (Unterpremstätten, AT)
A DC converter comprising:…

RF Cavity and Accelerator Having Such an RF Cavity
US 08779697 B2, July 15, 2014, Linear accelerator (Linac), Oliver Heid et al. / Siemens Aktiengesellschaft (Munich, DE)
An RF cavity, comprising:…

Controlling Circuit for an LED Driver and Controlling Method Thereof
US 08773047 B2, July 8, 2014, Regulator responsive to plural conditions, Shenglun Chen / Silergy Semiconductor Technology (Hangzhou) Ltd. (Hangzhou, CN
A controlling circuit for a light-emitting diode (LED) driver, said LED driver…

Low-Power Gaseous Plasma Source
US 08664862 B2, March 4, 2014, With magnetic field, Thierry Lamy et al. / Centre National de la Recherche Scientifique (Paris Cedex, FR)
A plasma source excited by a high-frequency signal comprising a first rod forming…

Power Reforming Methods and Associated Multiphase Lights
US 08674613 B2, March 18, 2014, Periodic Switch in the Supply Circuit, Richard Landry Gray et al. / (Saratoga, US)
A power reforming method comprising acts of:…

Current Source, Current Source Arrangement and Their Use
US 08547030 B2, Oct. 1, 2013, Periodic Switch in the Supply Circuit, Stefan Wiegele et al. / AMS AG (Unterpremstaetten, AT)
A current source, comprising:…

Constant Current LED Lamp
US 08519631 B2, Aug. 27, 2013, Electric switch controlled load device, Shih-Jen Liao et al. / Trend Lighting Corp. (Taoyuan, TW)
A constant current LED lamp provided with a driver circuit for driving multiple…

Primary Side PFC Driver With Dimming Capability
US 08502474 B2, Aug. 6, 2013, Automatic regulation, Ranajit Ghoman et al. / Atmel Corporation (San Jose, US)
A single stage, primary side, Power Factor Correction (PFC) driver circuit,…

AC Driven Solid State Lighting Apparatus With LED String Including Switched Segments
US 08476836 B2, July 2, 2013, Electric switch controlled load device, Terry Given et al. / Cree, Inc. (Durham, US)
A circuit for a light emitting apparatus including a plurality of light emitting…

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