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US20130021580 |
Systems and Methods of LED Color Overlap
The disclosed systems and methods emphasize driving LEDs in series and in parallel with the same LED driver chip and a single inductor. For creating overlap, the systems and methods of LED color... |
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US20150185593 |
PICO PROJECTION FIXING MODULE
A pico projection fixing module includes a bracket main body, plural color light sources, and plural collimator lenses. The bracket main body includes plural assembling seats. The plural... |
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US20100060551 |
BEAM SCANNING-TYPE DISPLAY DEVICE, METHOD, PROGRAM AND INTEGRATED CIRCUIT
A beam scanning-type display device used as a head-mounted display (HMD) or a head-up display (HUD) includes a light source (101) which emits a beam, a scanning unit (103) which performs scanning... |
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US20140333901 |
Phosphor Wheel and Illumination Device Comprising this Phosphor Wheel and a Pump Light Source
The invention provides an illumination device comprising a pump light source and a phosphor wheel. The phosphor wheel comprises at least two segmented phosphor layers. The front surfaces of the... |
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US20130169938 |
COLOR WHEEL WITH FAN BLADE
A color wheel unit of a projector includes a motor and a color wheel. The color wheel is synchronized with the rotating motion of the motor. The color wheel has a light-irradiated area and a... |
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US20120242714 |
DISPLAY DEVICE AND PROJECTOR
Since green is expressed by the first sub-pixels and the second sub-pixels, and at the same time, red is expressed by the third sub-pixels using the yellow illumination light, and green is... |
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US20110085144 |
Projector for Minute Projection Surfaces and Use of a Multi-Color LED in a Projector
A multicolour LED, in which layers for generating light of different colours are arranged one above the other, is used as the light source in a projector. |
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US20080143970 |
Multi-Color Primary Light Generation in a Projection System Using LEDs
Amber light LEDs have a higher luminance than red light LEDs. A vast majority of images displayed on television consists of colors that can be created using amber, green and blue components, with... |
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US20150229892 |
PHOSPHOR WHEEL AND PROJECTOR HAVING THE PHOSPHOR WHEEL
A phosphor wheel includes a rotating disk and a wavelength converting layer. The rotating disk has a first surface and a second surface opposite to the first surface, in which the first surface... |
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US20110310357 |
MULTIPLE RATE PROJECTOR
A multiple rate projector comprises at least three different color illuminations to illuminate a pre-determined light, respectively. A color control module is coupled to the at least three... |
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US20080036972 |
LED MOSAIC
An illumination system for illuminating a target area includes an LED source, a collection lens that collects light from the LED source, and an image-forming device positioned at the target area.... |
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US20100039622 |
PROJECTION DEVICE
A projection device, having a number of light emitting diodes and an integration rod, includes a rotatable wheel. The rotatable wheel is averagely divided into different color sectors. The same... |
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US20050068502 |
Fan Cup
Illuminated novelty items are disclosed which utilize a self contained illuminated display pod positioned at an appropriate height in an inner housing to illuminate display information on the... |
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US20140204345 |
PROJECTOR WITH HEAT SINKS AND SINGLE FAN MODULE
An image projector in a case, having a light engine, a circuit board, a heat sink assembly, and a fan assembly, has one or more heat sinks and heat pipes shaped to gather heat from all... |
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US20130135593 |
ILLUMINATION OPTICAL SYSTEM AND PROJECTOR USING THE SAME
An illumination optical system includes: a light source that generates excitation light; a fluorescent body that generates fluorescent light by irradiation with the excitation light and that is... |
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US20150252978 |
LIGHT SOURCE UNIT HAVING WAVELENGTH CONVERSION MEMBER AND PROJECTOR
There is provided a light source unit which includes an excitation light source configured to emit light in a first wavelength range, a wavelength conversion member on which the light in the first... |
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US20100080253 |
Laser Display System with Optical Feedback Configured to Reduce Speckle Artifacts
An imaging system (200) includes a plurality of laser sources (201) configured to produce a plurality of light beams (204). One or more optical alignment devices (220) orient the light beams (204)... |
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US20140152713 |
PROJECTION DISPLAYS
A locally dimmed display has a spatial light modulator illuminated by a light source. The spatial light modulator is illuminated with a low resolution version of a desired image. The illumination... |
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US20150205191 |
PICO PROJECTION FIXING MODULE
A pico projection fixing module includes a bracket main body, at least two collimator lenses, and at least two color light sources. The bracket main body includes an upper part, a lower part, a... |
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US20110085143 |
PROJECTOR
A projector includes: a light source that emits light having an asymmetric illuminance distribution; a light modulation device that modulates the light emitted from the light source; and an... |
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US20100306022 |
ADVERTISEMENT CONTENT SELECTION AND PRESENTATION
Systems, devices and methods that enable advertisement on mobile computing applications are provided. More specifically, described herein are devices and methods that are capable of delivering... |
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US20070085975 |
LIGHT SPLITTING SYSTEM AND PROJECTOR INCORPORATING THE SAME
A light splitting system and a projector incorporating the same are provided. The light splitting system includes an illumination device, a reflective mirror, a first color splitting device and a... |
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US20070091273 |
MONITORING DEVICES FOR INHALER VALVES
The operation of a valve in a medicant dispenser for example, is monitored by an optical system. When the valve is first moved to its open position, a light passage from a valve component to a... |
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US20120050691 |
PROJECTOR
A projector includes: a light source that emits excitation light; a fluorescent body that converts the excitation light into fluorescence; a liquid crystal optical modulation device that modulates... |
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US20110176116 |
LED PROJECTOR
An LED projector includes a plurality of light sources; and an image generator which includes an arrangement of pixels, each pixel including at least one light source; wherein the LEDs are stacked... |
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US20070165188 |
Projection system employing semiconductor diode
A projection system includes a light source module illuminating a plurality of monochromic lights, at least one optical modulator modulating the lights illuminated by the light source module... |
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US20080278691 |
Color Mixing Rod Integrator in a Laser-Based Projector
The present invention provides a system (150) (160), apparatus (100) (200) and method to exploit the high beam quality of a laser light source to lower the cost and decrease the size of a color... |
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US20090180079 |
Projected Overlay for Copy Degradation
In an embodiment, a system is provided. The system includes a visible light projector including a light source, light modulator, and projection optics. The system also includes an infra-red image... |
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US20140111776 |
Phosphor Layer, Component, Corresponding Light Source, Projection System and Corresponding Manufacturing Method
A phosphor layer comprising a phosphor plate adhesively formed by a phosphor powder and an adhesive agent. The phosphor plate has a front side and a back side. The phosphor layer also have... |
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US20080079904 |
Display systems with spatial light modulators
A method and an optical system employing the same are provided for providing uniform illumination light with a desired illumination field using a surface diffuser. |
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US20140226134 |
Optical Mixing and Shaping System for Display Backlights and Displays Incorporating the Same
A backlight for a display comprises a plurality of independently controllable light sources and inclined surfaces inclining in a radially outward direction from each light source for shaping the... |
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US20130222708 |
Optical Mixing and Shaping System for Display Backlights and Displays Incorporating the Same
A backlight for a display comprises a plurality of independently controllable light sources and inclined surfaces inclining in a radially outward direction from each light source for shaping the... |
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US20100321596 |
PROJECTION OPTICAL SYSTEM AND PROJECTION DISPLAY UNIT USING THE SAME
A projection optical system which improves the illumination efficiency includes a light source, an optical waveguide into which light from the light source enters and from which the light exits as... |
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US20140340649 |
LIGHTING DEVICE, PROJECTOR INCLUDING THE SAME, AND LIGHTING METHOD
A lighting device includes a first light source which emits excitation light, a wavelength convertor which generates fluorescence containing at least a first wavelength range and a second... |
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US20130088690 |
LIGHT SOURCE MODULE AND PROJECTOR USING THE SAME
A light source module and a projector using the same are provided. The light source module includes a monochromatic light source emitting a monochromatic light, a rotating wheel having a light... |
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US20090002640 |
DISPLAY DEVICE AND METHOD USING LASER LIGHT SOURCES AND RECORD MEDIA RECODED PROGRAM REALIZING THE SAME
A display device includes a red laser light source which irradiates light in wavelength range of 636 nm to 645 nm; and a light projector which modulates and project the light on screen. With a... |
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US20090009725 |
PROJECTION SYSTEM, OPTICAL SYSTEM THEREOF AND PROJECTING METHOD THEREOF
An optical system for a projector is provided, including a light source generating laser beams, a transforming sheet, a panel, and a lens set. Laser beams from planar light sources penetrate the... |
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US20140176914 |
Lighting Device Comprising Pump Light Source, Phosphor Arrangement and Filter Arrangement
A lighting device (1) comprising a pump light source, wherein the spectral composition of the useful light of the lighting device can be controlled by the control of the phase relationship between... |
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US20080062386 |
DISPLAY DEVICE AND PROJECTOR
A display device for modulating irradiation light with a spatial light modulation element to form an optical image, and displaying the optical image, includes a light source for emitting the... |
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US20100328617 |
FLUORESCENT WHEEL, LIGHT SOURCE DEVICE AND PROJECTOR
A fluorescent wheel comprising a base with a reflective surface and a flat bottom surface, and a fluorescent layer disposed on the reflective surface of the base such that the reflective surface... |
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US20100045937 |
RECYCLING SYSTEM AND METHOD FOR INCREASING BRIGHTNESS USING LIGHT PIPES WITH ONE OR MORE LIGHT SOURCES, AND A PROJECTOR INCORPORATING THE SAME
A recycling system and method for increasing the brightness of light output using at least one recycling light pipe with at least one light source. The output end of the recycling light pipe... |
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US20070040989 |
Projecting a luminance image
Embodiments of projecting a luminance image are disclosed. |
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US20100053560 |
LED PACKAGE HAVING IMPROVED LIGHT COUPLING EFFICIENCY FOR AN OPTICAL SYSTEM AND METHOD OF MANUFACTURE THEREOF
One aspect of an LED package, which is covered by this disclosure, includes at least two LED emitters located on a substrate wherein each of the at least two LED emitters forms an emitting area.... |
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US20090046252 |
Projector of an information display system in vehicles, in particular in aircraft
A projector of an information display system in vehicles, in particular in aircraft, for projecting images comprising information for passengers and/or crew onto a projection area which is... |
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US20130127934 |
MULTIPLE RATE PROJECTOR
A multiple rate projector comprises at least three different color light sources each configured to emit a different color of light, respectively. A color control module is coupled to the at least... |
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US20130107221 |
LIGHT EMITTING MODULE AND DISPLAY DEVICE
A light emitting module and a display device comprising the light emitting module are provided. The light emitting module comprises an excitation light source, a phosphor wheel and a driving... |
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US20060164600 |
High efficiency LED optical engine for a digital light processing (DLP) projector and method of forming same
An optical light engine (100) includes one or more light-emitting diode (LED) panels (101, 102, 103) that are combined into a common path and directly imaged onto panel device to provide a source... |
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US20060007402 |
Illumination lens system and projection system including the same
An illumination lens system and a projection system including the same are provided. The illumination lens system employed in the projection system condenses a beam emitted from a light source... |
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US20130070208 |
PROJECTION DISPLAY DEVICE
A projection display device includes light sources having light-emitting elements for emitting lights in R, G, B colors, temperature sensors for the respective colors disposed near the light... |
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US20080252855 |
PROJECTION OPTICAL SYSTEM
Provided is a projection optical system. The projection optical system includes: A projection optical system comprising: a first optical part that comprises at least one optical lens, and projects... |