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7625112 |
Lamp-supporting unit, backlight assembly having the lamp-supporting unit and display apparatus having the backlight assembly
A lamp-supporting unit includes a mold frame and a lamp-fixing member. The mold frame includes a bottom face, a side face upwardly extending from an edge of the bottom face, and a top face...
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7624699 |
Pointer illuminator
The pointer illuminator includes: an optically transparent pointer member having a reflecting surface for a pointer, which surface reflects, light incident on a predetermined surface of incidence...
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7616849 |
Illuminating devices including uniform light distribution, multiple light sources, and multiple types of light sources
An optical device for collecting and distributing light from a quasi point light source which includes a planar light guide having surfaces through which optical axes are periodically spaced. There...
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7609335 |
Backlight assembly and liquid crystal display having the same
A backlight assembly and a liquid crystal display having the same which can prevent a lamp wire from being damaged, simplify the manufacturing process, and reduce the manufacturing cost. The...
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7594746 |
Backlight assembly and display device having the same
A backlight assembly includes a light source, a light guide plate, and a receiving container having a combination guide part. The coupling guide part is inwardly protruded with respect to the...
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7593615 |
Optical devices for guiding illumination
Optical devices for guiding illumination are provided each having a body of optical material with staircase or acutely angled ramp structures on its top surface for distributing light inputted from...
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7575331 |
Compensation free illumination of instrument cluster display
An example light guide assembly for illuminating a display of an instrument cluster includes a light receiving portion, a light propagating portion and a conical surface positioned between the...
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7575360 |
Spread illuminating apparatus
A spread illuminating apparatus includes a point light source, a light conductor plate having a light inlet surface facing the point light source, and a housing frame to hold the point light source...
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7572022 |
Safety and construction trailer
A safety trailer has semi-tractor hitches at both ends and a safety wall that is fixed to one side of the trailer. That side, however, can be changed to the right or left side of the road,...
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7572023 |
Key module with multi-layer light guiding structure
A key module with a multi-layer light guiding structure includes a plurality of keys, light guiding structure and a plurality of light blocks corresponding to the light guiding structure. The light...
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7566156 |
Method of manufacturing backlight unit, backlight unit, electrooptical device and electronic equipment
A backlight unit includes a light source emitting light and a light diffusing plate diffusing light emitted from the light source, the light diffusing plate having an ellipsoidal microlens, the...
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7566138 |
Light guiding body and lighting apparatus having the same
A light guiding body configured utilize light emitted by a light source for lighting and a lighting apparatus having the light guiding body are provided. The light guiding body has a base, lighting...
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7565054 |
Ultra thin lighting element
An ultra thin lighting element including at least one light source. A lightguide element includes one lightguide layer comprising a plurality of discrete fine optic surface relief structures on at...
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7553037 |
Light diffusion device for a gauge dial plate
A light diffusion device for uniformly dispersing light across a gauge dial plate having indicia associated therewith includes an annular member of transparent or translucent material having front...
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7549390 |
Gauge with illuminated dial and pointer
A gauge with a light transmitting pointer and a light-transmitting dial plate having a surface with indicia for a variable represented by the dial, at least one light source facing a hub of the...
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7549782 |
Semiconductor light source configured as a light tube
A tubular light source having a semiconductor light source and a tube is disclosed. The tube includes a transparent medium, the tube having a side tube surface, a center curve, one end surface, a...
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7543945 |
Integrator module with a collimator and a compact light source and projection display having the same
A projection display includes three illumination units to emit red, green, and blue beams, at least one optical modulator to modulate the red, green, and blue beams to be suitable for image data,...
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7534000 |
Incorporation of telltale warning indicators into driver information center
A vehicle display having an LCD display that is employed to communicate a first type of vehicle information and a second set of vehicle information in which the information that is to be...
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7534025 |
Thin backlight with flipped light emitting diode
One or more LEDs are mounted within an LCD without the use of any printed circuit board (PCB), thus reducing the thickness of the LCD by about the thickness of the conventional PCB. In one...
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7534022 |
Backlight module
A backlight module includes a light box, at least one light guide tube, and at least one light source. The light box has a light exit side. The light guide tube has a plurality of microstructures...
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7530698 |
Positioning device for a projection apparatus
A positioning device for positioning an integration rod module disposed in an optical path between a light source device and a projection lens within a projection apparatus includes a flexible...
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7530725 |
Light guide plate with reflective/refractive depressions, and backlight module using the same
A backlight module ( 20 ) includes a light source ( 21 ), a prism sheet ( 23 ) and a light guide plate ( 22 ). The light guide plate includes an incident surface ( 221 ), an emitting surface ( 223...
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7527406 |
Backlight assembly and liquid crystal display device with reduced noise
A backlight assembly includes a receiving container, a first side mold, a printed circuit board and a plurality of lamps. The first side mold is on the side of the receiving container. The printed...
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7525446 |
Display device having decorative member on screen
In a display device, a display member for displaying information as an image receives a light from a light source arranged behind and is illuminated by the light. A decorative member is arranged on...
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7524101 |
Light emitting panel assemblies
Edge lit light emitting assembly includes a panel member having a light input surface at one end of a greater width than thickness and an array of LEDs positioned in close proximity to the light...
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7524074 |
Light guide for a control knob fitted with a rotary index
This invention relates to a light guide ( 1 ) for a control knob, particularly an instrument panel of a vehicle. The knob is fitted with an index ( 3 ) free to move in rotation about an axis (A)....
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7520656 |
***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Backlight assembly and display device having the same
A backlight assembly includes a light source, a light guide plate, and a receiving container having a combination guide part. The coupling guide part is inwardly protruded with respect to the...
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7517102 |
Displaying unit, optical guide plate, and information device
The present invention relates to a displaying unit using a display panel and provides a reinforcing configuration that reinforces an optical guide plate without impairing a degree of freedom in the...
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7517125 |
Manufacturing method of backlight unit, and backlight unit, electro-optic device, and electronic apparatus
A backlight unit including: a light source that irradiates light; and a diffusing plate that diffuses the light irradiated from the light source, wherein the diffusing plate is provided with a...
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7513631 |
Lighting device
A lighting device including an LED, which is located immediately below a first illumination window, for illuminating not only the first illumination window but also a second illumination window....
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7513668 |
Illumination system for a head up display
An illumination system for use in illuminating a spatial light modulator for a head up display system. The illumination system includes a high power light emitting diode (LED) array assembly; and,...
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7503683 |
Light guide method of double-layer light guide plate and keypad structure using the double-layer light guide plate
A keypad structure includes a circuit board, a reflecting plate, a second light guide plate, a second light guide plate, a shading strip, a first light guide plate, an elastic layer, a keypad...
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7503666 |
Lighting device
A lighting device, for illuminating display designed parts on a display plate arranged parts at-least-partially around a center axis, includes a light source for emitting light and arranged at a...
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7500774 |
Angular light guide with fringed portion
An annular light guide is provided. The annular light guide is made of optically transparent material, and is provided with an annular body that is an integrated combination of a light inlet and a...
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7494256 |
Illuminated instrument cluster with perceived 3-D display segments
A vehicle instrument cluster for indicating a value of a vehicle parameter. The vehicle instrument cluster includes a display member formed of a transparent material and display segments integrally...
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7494228 |
Compact mixing cavity for multiple colors of LEDs
For mixing different light colors from different LEDs or energized phosphors, an elongated mixing tunnel is used having a reflective inner surface. LEDs of different colors are optically coupled...
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7488918 |
Method and apparatus for manufacturing printed light guide plate
An apparatus for manufacturing a printed light guide plate includes a working platform ( 23 ), and a heater ( 24 ) coupled to the working platform. A transparent slab ( 21 ) is disposed on the...
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7475999 |
Illumination of vehicle instrument
An instrument suitable for use in a vehicle and having a dial with an information bearing front surface and a pointer for indicating information on the front surface. The pointer is pivotable about...
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7467885 |
Light source
A light source, such as for a projection system, having a plurality of semiconductor chips and at least two different, electromagnetic-radiation-emitting chip types with different emission spectra,...
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7458704 |
Optical element and illuminating device
The present invention provides an optical element and an illuminating device. The optical element includes: an incident surface; and an emitting section formed on an opposite side to the incident...
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7458695 |
High light-efficiency illumination cluster
A light guide assembly for illuminating an instrument surface includes a continuous curved transition portion for uniformly directing and transmitting light from a light source to a backlight...
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7460751 |
Lighting or signalling device having an optical guide for a motor vehicle
A lighting and/or signalling device, in particular for a motor vehicle, comprising at least one light source emitting light rays and at least one optical guide in which the light beam spreads, the...
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7458709 |
Method for mounting a surface lighting system and surface lighting system
In a method of assembling a surface illumination system having an electromagnetic radiation emitting front side, at least one primary radiation source suitable for emitting electromagnetic...
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7452107 |
Rotary actuator with light guides and photo-sensor
A control element for a motor vehicle is disclosed that includes at least one rotary actuator and one actuating element integrated in the rotary actuator, whereby the actuating element can be moved...
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7452117 |
Noise reduction device for use in a backlight module
A noise reduction device for use in a backlight module includes a plurality of noise reduction devices, each comprising a main body and an extension portion. The extension portion is adapted to...
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7434949 |
Illumination device
An illumination device includes a control knob having a display portion, a tubular case combined with a back side of the control knob, a light guide plate attached to seal an upper opening of the...
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7431487 |
Concatenated light pipe
An illuminated assembly such as an illuminated electronic input control assembly adjusts to the shape of a receiving assembly. The illuminated assembly includes an illumination source module and an...
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7432822 |
Terminal device
It is an object of the present invention to provide a terminal device which is not limited in the degree of freedom in terms of case design and which allows easy visual recognition of light...
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7430358 |
Elliptical diffusers used in displays
A backlit light display comprises a light guide panel, a prismatic film, an asymmetric top diffuser and an LCD. A linear light source is disposed along a side face of the light guide panel. Light...
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7419274 |
Optical conduction unit and image reader using the same
An optical conduction unit (U) has a configuration in which one portion (Sb) and another portion ( 58 a ) of an optical conduction body ( 5 ) are mated in mutually orthogonal x, y directions with...
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