1
Steven C Allen: Remote phosphor LED illumination system. Osram Sylvania, Shaun P Montana, December 27, 2011: US08083364 (94 worldwide citation)

An illuminator is disclosed, in which an LED module emits short-wavelength light toward a phosphor module, which absorbs it and emits wavelength-conditioned light. The emission is generally longitudinal, with a generally Lambertian distribution about the longitudinal direction. The phosphor module i ...


2
Shashank Bakre, Nitin Kumar: Resetting an electronic ballast in the event of fault. OSRAM SYLVANIA, Shaun P Montana, August 23, 2011: US08004198 (53 worldwide citation)

A ballast for driving one or more lamps includes a controller and a current reduction circuit for accelerating a controller reset. Upon detecting a fault, the controller disables the ballast for a preset period of time, and resets. The controller additionally resets when the ratio of a supplied seco ...


3
Guy P Bouchard: Floating switch controlling LED array segment. OSRAM SYLVANIA, Shaun P Montana, August 9, 2011: US07994725 (52 worldwide citation)

A control circuit used in a lamp system. The lamp system has a first and a second light emitting diode (LED) connected together in series. The control circuit includes a current source for connecting to the first LED to provide a regulated drive current to the first and second LEDs in order to illum ...


4
Ming Li, Yi Yang: Lens generating a batwing-shaped beam distribution, and method therefor. OSRAM SYLVANIA, Shaun P Montana, May 7, 2013: US08434914 (48 worldwide citation)

A lens to redirect light, having an angular distribution centered around a left-right symmetry plane (LRSP), from a light source. The lens includes an incident face, facing the light source, which includes an incident corner, which divides the incident face into incident inner and outer zones and is ...


5
John P Sanroma, John D Mitchell Jr: Lighting system with removable light modules. OSRAM SYLVANIA, Joseph Romanow, Shaun P Montana, October 5, 2010: US07806569 (27 worldwide citation)

A lighting system with removable light modules mounted on a frame by an attractive force between magnetic material of the light module and magnetic material of the frame such that a light module may be installed on, removed from, or relocated on the frame manually without tools or permanent electric ...


6
Junwon Lee: Free-form lens design to apodize illuminance distribution. Osram Sylvania, Shaun P Montana, December 6, 2011: US08070326 (24 worldwide citation)

A lens that angularly redistributes light from an LED is disclosed. The desired illuminance (power per area) pattern for an LED/lens combination has a relatively flat center, a knee, and a gradual tail. By overlapping adjacent combinations' tails, the resulting illuminance pattern may be generally u ...


7
Benjamin Alexandrovich, David Betts: Solid state light source driving and dimming using an AC voltage source. Osram Sylvania, Shaun P Montana, September 4, 2012: US08258710 (13 worldwide citation)

Solid state light source driving and dimming systems are provided that enable a plurality of solid state light source (e.g., LED) driver circuits to be coupled to a single AC voltage source. The driver circuits may include constant current circuitry configured to generate a constant AC current from ...


8
Hong Luo, ZhaoHuan Liu: Rear-loaded light emitting diode module for automotive rear combination lamps. OSRAM SYLVANIA, Shaun P Montana, July 27, 2010: US07762700 (12 worldwide citation)

A rear-loading LED module for a rear combination lamp is disclosed. One or more LEDs are mounted on a printed circuit board that mechanically holds them at the focus of a faceted, parabolic reflector. Light from the LEDs diverges transversely and horizontally, and is collimated by the reflector, and ...


9
Hong Luo, ZhaoHuan Liu: Side-loaded light emitting diode module for automotive rear combination lamps. Osram Sylvania, Shaun P Montana, Yiming Zhang, March 15, 2011: US07905639 (11 worldwide citation)

A side-loading LED module for a rear combination lamp is disclosed. One or more LEDs are mounted on a distal side of a printed circuit board, which also includes the circuitry that drives the one or more LEDs. The circuit board and a thermal pad are screwed/riveted to a heat sink, then the heat sink ...


10
Keng Chen, Christian Breuer, Peng Xiao: Multiple channel light source power supply with output protection. OSRAM SYLVANIA, Shaun P Montana, November 19, 2013: US08587203 (11 worldwide citation)

Multiple output channel light source power supply circuits, and methods for protecting, are provided. A front end circuit receives an input voltage and provides a regulated front end DC voltage (FEDC). Voltage converter circuits (VCCs) receive the FEDC and provide a separate associated DC output for ...