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7621653 |
Multi-function illumination device
A multi-function illumination device including a light emitting diode (LED) module. The light emitting diode (LED) module includes a control circuit having a first control output and a second...
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7616368 |
Light concentrating reflective display methods and apparatus
Improved apparatus and methods for displays are disclosed that utilize light concentration array between mechanical light modulators and the viewing surface of the display. The light concentration...
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7615939 |
Spectrally calibratable multi-element RGB LED light source
An LED lighting system is disclosed. The lighting system includes means to calibrate the light temperature and intensity between multiple modules in one system, or to calibrate the light...
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7614765 |
Emergency pressure-switch actuated laser lighting device for firefighters
A device for providing emergency lighting for firefighters is described. The device includes a housing having at least one laser disposed therein. A power source powers the at least one laser when...
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7614763 |
Operating table lamp
An operating lamp includes at least one white light source for illuminating an operating area, a plurality of colored light sources for illuminating the operating area, and a controller adapted for...
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7607798 |
LED lighting unit
A lighting unit having a light generation section, a light analysis section, a controller, and a first communication interface is disclosed. The light generation section and the light analysis...
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7607797 |
Microcontroller-controlled multi-color LED apparatus
Lighting object for providing a light show to an observer. The lighting object includes at least two LEDs, each of which emits light of a different wavelength, and a microcontroller for...
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7604375 |
Optical integrating chamber lighting using one or more additional color sources to adjust white light
A system provides white light having a selectable spectral characteristic (e.g. a selectable color temperature) using an optical integrating cavity to combine energy of different wavelengths from...
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7604374 |
Illuminated alternator and method of operation
An illuminated alternator for automotive and other motorized vehicles includes a plurality of illumination devices, such as light emitting diodes, bulbs or lasers. The illumination devices are...
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7600892 |
Theatre light apparatus incorporating LED tracking system
A multiparameter light is disclosed, which incorporates an LED (light emitting diode) tracking ring surrounding a main output lens. The LED tracking ring is capable of additive color mixing and in...
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7600891 |
Theatre light apparatus incorporating LED tracking system
A multiparameter light is disclosed, which incorporates an LED (light emitting diode) tracking ring surrounding a main output lens. The LED tracking ring is capable of additive color mixing and in...
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7600882 |
High efficiency incandescent bulb replacement lamp
The invention discloses a high efficiency incandescent and Compact Fluorescent (CFL) bulb replacement LED lamp having a good color reproduction. The LED light bulb includes two groups of...
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7597467 |
Lighting unit and liquid crystal display device using the lighting unit
In a liquid crystal display device using LEDs emitting a plurality of colors as the light sources, diffusion materials are dispersed in a light guide plate. The light guide plate is used to guide...
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7597452 |
Dimmable lamp set with remotely group setting function
A lamp set with remotely group setting function comprising a plurality of lamp assemblies and a remote controller; each lamp assembly including a casing, a signal receiver; a lamp body, a base, a...
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7597451 |
Backlight unit and liquid crystal display device
To provide a backlight unit capable of improving color purity of a prescribed emission color as well as obtaining a uniform emission colors in the entire device, and a liquid crystal display device...
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7591575 |
Light emitting device
The present invention provides a light emitting device comprising: an excitation light source which radiates excitation light; a wavelength converting member which absorbs and converts the...
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7583018 |
Light source apparatus and display apparatus
A light source apparatus and display apparatus are provided. The light source apparatus includes light-emitting devices for emitting lights of at least more than two kinds of colors and one...
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7581853 |
LED package and backlight unit using the same
The invention relates to an LED package having a large beam angle of light emitted from an LED, simplifying a shape of a lens and an assembly process, and to a backlight unit using the same. The...
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7581342 |
Display device
A display device includes an ultraviolet light source, a color light source, and a filter selectively hit by their lights. The filter has a first area part for displaying the first display contents...
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7575349 |
Vehicular lighting fixture with non-directional dispersion of light
A CHMSL ( 16 ) or other lighting system feature of an automobile ( 10 ) includes a feature for presenting personal expressions in the form of words or symbols but is automatically deactivated when...
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7575340 |
Light-emitting diode light source system
A light-emitting diode light source system includes a plurality of light-emitting diode modules for providing light beams; a light-combining unit including a plurality of light incident sides and a...
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7572028 |
Methods and apparatus for generating and modulating white light illumination conditions
Methods and apparatus for generating and modulating white light illumination conditions. Examples of applications in which such methods and apparatus may be implemented include retail environments...
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7572026 |
Light-emitting module and backlight unit having the same
A light-emitting module is provided. The light-emitting module comprises a printed circuit board, a plurality of light-emitting devices, and at least one module lens. The plurality of...
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7568826 |
Backlight and liquid crystal display device
A backlight device including a light guide plate having an upper surface configured to face a liquid crystal panel, a lower surface, and at least one side surface extending in a thickness direction...
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7568815 |
Light source having a plurality of white LEDs with different output spectra
A solid state light source having first and second component light sources and an interface circuit and a method for making the same are disclosed. The first and second component light sources emit...
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7566155 |
LED light system
The invention relates to an LED light system ( 1 ) for generating directed illumination radiation. The system comprises a plurality of LED lamp elements ( 2 ), each comprising a collimator ( 10 )...
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7566143 |
Backlight apparatus and color image display apparatus
Herein disclosed a backlight apparatus for illuminating a color display panel from the back side, which may include a light source section having a composite light source, a light detecting light...
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7566142 |
Changing color LEDS
An LED with two or more leads with built-in and/or built-on circuitry that changes colors and patterns automatically. The LED preferably has a size, including the circuitry, of not more than about...
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7563010 |
Endoscopic light source safety and control system with optical sensor
Disclosed is an endoscope light source safety system including visible light transmitted along an illumination path; a source for providing radiation along at least a portion of the illumination...
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7560677 |
Step-wise intensity control of a solid state lighting system
A solid state lighting system controls overall light output level in a step-wise manner by discretely controlling the ON/OFF state of its light emitters. Solid state emitters that are ON at a given...
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7556414 |
Endoscopic light source safety and control system with optical sensor
An endoscope light source safety system, including visible light transmitted along an illumination path, one or more sources for providing radiation along at least a portion of the illumination...
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7555194 |
Illumination device and image scanning device
An improved illumination device shortens a redundant area of insufficient light intensity close to a longitudinal end thereof. The device includes a casing, a bar-shaped light guide housed in the...
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7553046 |
LCD device with direct backlight unit having light emitting clusters
A light emitting cluster includes five light emitting devices including two first light emitting devices producing first color light, two second light emitting devices producing second color light,...
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7547114 |
Multicolor illumination device using moving plate with wavelength conversion materials
A multicolor illumination device using an excitation light source and a multi-segmented moving plate with wavelength conversion materials (e.g. phosphors) is disclosed. The exciting light source is...
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7547113 |
Full-color LED-based lighting device
A LED full-color lighting device contains a control unit, a light source unit, and a light display unit. The control unit relies on at least a potentiometer to apply various voltages to constant...
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7543957 |
Thermal management of LEDS integrated to compact fluorescent lamps
A light-source assembly includes a low-pressure fluorescent discharge tube arrangement having a cold spot temperature and radiating white light and at least one light-emitting diode radiating red...
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7543955 |
Theatre light apparatus incorporating LED tracking system
A multiparameter light is disclosed, which incorporates an LED (light emitting diode) tracking ring surrounding a main output lens. The LED tracking ring is capable of additive color mixing and in...
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7538861 |
Cytological imaging system and method
The present invention relates to the analysis of cytological material. Specifically, the invention relates to stains and methods of producing the stains, methods of staining cells for cytological...
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7537357 |
Backlight unit for dynamic image and display employing the same
A backlight unit for a dynamic image and a display employing the same are provided. The backlight unit is used for a light source of a display and includes light-emitting devices located separately...
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7537356 |
Method for improving color purity of light source module and fluorescent lamp and LED device applying the method
A method for improving color purity of a light source module is provided. The light source module includes a light source suitable for emitting color lights with different wavelengths and a...
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7534008 |
Backlight unit and light source for use in same
A backlight unit includes a substrate, a plurality of light emitting diodes disposed at corners of a polygon or arranged side by side on the substrate, and a plurality of lenses coupled to the...
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7530722 |
Illumination device, electro-optical device, and electronic apparatus
An electro-optical device includes a display panel, and an illumination device having a plurality of light sources emitting light of red, green, blue, and white. The illumination device is...
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7530710 |
Color-tunable illumination system for imaging illumination
A color-tunable illumination system for imaging illumination having a tuning means and at least two light sources of different colors. The illumination system comprises a reflector having a...
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7530709 |
Illumination apparatus having a light-transmitting frame
A light emitting apparatus including a first light source, a second light source to emit light of a color different from that of the light emitted from the first light source, a frame configured to...
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7530708 |
Surface emitting light source and projection display device using the same
A surface emitting light source and projection display device using the same are disclosed, by which a highly integrated and/or high-output surface emitting light source are provided in a manner...
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7527418 |
Backlight module having colored reflective structure and liquid crystal display using same
An exemplary backlight module ( 20 ) includes a light guide plate ( 22 ) having a light incident surface ( 224 ), a plurality of light sources ( 23 ) adjacent to the light incident surface, a frame...
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7527405 |
Infrared projector for vehicle
An infrared projector for a vehicle using a semiconductor light-emitting element that prevents a lens from becoming reddish by a red light component generated with infrared rays
includes: a...
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7527390 |
Light source device
A light source device includes a first spheroidal mirror having first and second focal points, and a light source unit having a plurality of semiconductor light emitting elements radially disposed...
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7525611 |
Night vision compatible display backlight
A system and method of backlighting a display using LEDs is night vision viewing compatible and requires no filters. The backlight includes an array of LEDs and a controller configured to...
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7524097 |
Light emitting assembly
A light emitting assembly having a first light source and a second light source. The first and second light sources are oriented such that when the first and second light sources emit light, light...
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