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7628509 |
Variable color LED optical source
The variable color LED optical source comprises first, second, and third LEDs, each disposed to generate a linearly polarized optical signal; a first beam splitter cube that is optically coupled to...
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7581850 |
Light guide plate and backlight module using the same
A backlight module ( 20 ) includes a light guide plate ( 23 ), a reflecting member ( 21 ) and a plurality of light source ( 22 ). The light guide plate has a light incidence surface ( 231 ) and a...
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7568821 |
Beacon light with reflector and light-emitting diodes
A light-emitting diode (LED) reflector optic comprises a reflector having a plurality of reflecting surfaces. The reflector is associated with at least one optical axis. In one embodiment, each...
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7515343 |
System for projecting an image using narrow band light sources
The invention provides an image projection system including a first light source and a second light source. Light from the first light source is limited to a finite number of limited wavelength...
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7503672 |
Back light module and light mixing apparatus thereof
A light mixing apparatus including a bottom plate, a plurality of lateral walls, a reflection structure and a plurality of side emitting type LEDs is provided. The bottom plate is connected to the...
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7484872 |
Vehicle lamp
A vehicle lamp can include a plurality of light source modules each having an LED as a light source, and optical systems for distributing light from each of the light source modules frontward...
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7461948 |
Multiple light emitting diodes with different secondary optics
A plurality of light emitting diode dies (LED) with associated secondary optics, which produce different light distribution patterns, are combined to produce an efficient light source having a...
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7380960 |
Illumination system
An illumination system includes a beam splitting unit, a first lamp, a second lamp and a reflective component. The beam splitting unit has a splitting interface. One of the first lamp, the second...
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7364326 |
Multiple light source illumination for image display systems
A method for transmitting light in an image display system includes generating a first cone of light from a first light source. The first cone of light includes a plurality of light beams. A first...
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7344291 |
Illuminating device and backlight device employing the illuminating device
Disclosed is an illuminating device which, as a light source for a backlight device, mixes the colors of light rays of three prime colors radiated by light emitting diodes to emit white light. The...
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7201501 |
Lighting device for a vehicle and method for controlling light distribution of the lighting device
A lighting device for a vehicle includes multiple light emitting devices. Each light emitting device is constructed of a light emitting diode as a light source and a light guide lens for guiding...
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7192161 |
Fluorescent illumination device
An illumination device for simulating neon or similar lighting uses fluorescent dyes, thus allowing for emission of light in colors that cannot ordinarily be achieved by use of LEDs alone. Such an...
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7182480 |
System and method for manipulating illumination created by an array of light emitting devices
The present invention provides an illumination optical system that enables the direction and mixing of light from light emitting devices. The optical system comprises a plurality of light emitting...
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7116056 |
Dimmer control system having remote infrared transmitters
A control system includes an electrical load control device responsive to radiant energy and a transmitter. The transmitter includes two sets of radiant energy generators connected to an electrical...
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7048409 |
Luminaire
A luminaire ( 1 ) or a system of a first luminaire ( 1 ) and a second luminaire (11) for lighting an object (V). Each luminaire has a housing ( 2; 12 ) provided with a plurality of tubular lamps (...
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7004602 |
LED light apparatus and methodology
An LED light apparatus and methodology that can produce a collinear beam of light. The apparatus has a housing with three sets of LED light assemblies each having several LED lights of the same...
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6964498 |
Multi-variation decorative lamp
A multi-variation decorative lamp, comprising: a light emitting device including a plurality of light emitting units for emitting lights of different wave lengths in combination; a functions...
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6905227 |
Light emitting diode retrofit module for traffic signal lights
A high power LED lamp module for installation in conventional traffic signal lamps includes a housing with a side flange and a spacer ring extending therefrom, a plurality of LEDs disposed inside...
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6776513 |
Elliptical headlamp including a secondary optical system
The invention proposes a motor-vehicle headlamp ( 10 ), of the type including a main optical system ( 23 ) which comprises, arranged from back to front overall along a main optical axis (A—A), a...
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6773139 |
Variable optics spot module
A lamp ( 10 ) includes a substrate ( 12 ), a first lighting unit ( 14 A) and a second lighting unit ( 14 B). The first lighting unit ( 14 A) includes a first light emitting diode ( 22 A) arranged...
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6736524 |
Elliptical headlight comprising a secondary light source
The invention proposes a headlight producing a principal lighting beam with cutoff, comprising a principal light source which is arranged in the vicinity of a first focus of the reflector, a shield...
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6641285 |
Multi-color pipe-type lamp
The present invention relates to a multi-color pipe-type lamp, which includes an inner tube and an outer transparent tube. The characteristic of this invention is to provide several middle tubes...
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6637922 |
Brightness enhanced head lamp apparatus
A brightness enhanced head lamp includes a hyperboloid reflecting mirror disposed within a housing, a head lens member coupled to the housing to extend transaxially across a front portion of the...
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6619829 |
Lighting device for vehicle
A lighting device for vehicle includes a base defining an interior space therein and having an open end. The base forms a circumferential groove in and around the open end. A hole is defined in a...
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6554463 |
Optical waveguide concentrator and illuminating device
An optical waveguide concentrator and photocuring device with the optical waveguide concentrator having at least one solid optically transparent member for combining the output radiant energy from...
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6527410 |
Illuminating device and liquid-crystal display apparatus
The illuminating device includes light sources, a housing of the light sources that has its inner surfaces covered with a diffuse reflecting layer, an optical collimator for collimating the light...
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6464375 |
Lens element and illumination optical apparatus and projection display apparatus
To provide an illumination optical apparatus comprising a plurality of illuminants, first condensing means for condensing the lights emitted from the illuminants, light synthesizing means for...
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6424442 |
Optical transmitter and transceiver module for wireless data transmission
Disclosed are optical transmitter and transceiver modules for data communication. Such a transceiver module comprises an array of light emitting diodes mounted on a mounting base ( 140 ) being...
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6398389 |
Solid state light source augmentation for SLM display systems
In an SLM-type display system, a solid state light source can be used to augment a lamp light source in a least two different ways. First, a solid state source can be used to augment deficiencies...
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6364505 |
Illuminator having brightness compensation
An x-ray illuminator achieves uniform illumination intensity across the front glass diffuser screen. The reflectance of the reflector is varied over its surface, the transmissivity of the screen...
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6206544 |
Catadioptric lens system for collecting and directing light from large aperture luminescent light illuminating fixtures
A projection illumination fixture includes luminescent light tubes lined with an emulsion coating of titanium dioxide and phosphors for producing an appropriate mixture of highly scattered red,...
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6068383 |
Phosphorous fluorescent light assembly excited by light emitting diodes
The present invention incorporates a series of light emitting diodes which transmit an ultra-violet region of the electromagnetic spectrum to a bed of phosphorous to provide a fluorescent light...
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6059436 |
Vehicle lamp
A vehicle lamp includes a lamp chamber formed by covering the front opening of a lamp body with an outer lens in order to mount a reflector carrying a bulb of a vehicle lamp as a primary vehicle...
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5954424 |
Illumination system for hard copy apparatus
An illumination system (10,30,100,130,150,180,200) for hard copy applications including an elongated array (32) of light emitting elements (34) in combination with a light mixing element (42,46)...
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5951150 |
Display system
A display system includes a plurality of color filters disposed between a plurality of light sources and a display panel. A first light source is energizeable to transmit light through a first...
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5893626 |
Safety light with colorful rotating illumination pattern
The present invention provides a safety light having a easily recognizable and colorful rotating illumination pattern. The safety light consists of a housing containing at least one group of...
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5848833 |
Bidirectional lighting system
A bidirectional lighting system includes a housing having a planar base and a stringer connected to end plates by a chassis. The chassis carries a bracket for light sockets and asymmetric...
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5818332 |
Automobile speed indicator
An automobile speed indicator to be mounted to an automobile includes a speed sensor for generating a speed signal of the automobile to be transmitted to a microprocessor based controller for...
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5713659 |
Illuminated canopy with access doors
A rear illuminated fascia apparatus for mounting on a surface is disclosed. The apparatus has a support structure comprising support brackets, top and bottom edge frame members, and corner members...
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5607226 |
Illuminated hockey stick
An illuminated hockey stick having a plurality of LED's coupled along each side of the shaft of the hockey stick which enables a method for playing the game of street hockey outdoors at night or in...
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5548493 |
Phosphorescent light collars
The present invention is collar for an ornamental light bulb in which the collar contains a phosphorescent material such that the light bulb emits light into the collar and stimulates the...
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5537302 |
Illuminated sign with patterned openings on light dispersion member
A rear illuminated fascia apparatus for mounting on a surface is disclosed. The apparatus has a support structure comprising support brackets, top and bottom edge frame members, and corner members...
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5537299 |
Multiple light system for watercraft and the like
A multiple light system is provided for watercraft and the like which combines navigation light and docking light capabilities. A navigation light is mounted on top of a mast which protrudes from...
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5477422 |
Illuminated LCD apparatus
A back-lit LCD apparatus comprises a LCD (1), one or more LEDs (3) (or other light sources), and a plate-like light guide (2) behind the LCD (1). An attenuating member (5) is included in front or...
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5117336 |
Working spotlight, particularly for motor vehicles
A working spotlight for illuminating a wide area, particularly for motor-vehicles, of a type with a light source arranged at a focal point of a first reflector wherein the first reflector has an...
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5043850 |
Direction dependent line light source
A light source substantially longer than its diameter exhibits two different optical characteristics, such as two different colors, depending upon the direction along the long axis from which it is...
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4990821 |
Multicolor picture element with merged colors
A plug-in lamp assembly for use as a picture element in large-screen information display systems. The lamp assembly includes red, green and blue discharge lamps for selectively generating different...
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4882661 |
Process for the enhancement of light structures and light instrument
Animation of lighting structures. Method and instrument implementing a plurality of extensive sources of lights having intensities which vary independently in the course of time and optionally a...
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4855877 |
Combination lamp assembly of monochromatic appearance capable of glowing in different colors
A combination lamp assembly suitable to be mounted to the rear of a motor vehicle, comprising a lamp housing defining two or more lighting compartments each having at least one light source mounted...
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4843527 |
Matrix lamp bank display and light filtering assembly
A matrix lamp bank display utilizes individually removable light filtering assemblies that are composed of a rectangular tinted lens and a supporting frame. Each frame is removably mounted to the...
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