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Led Light patents



      
           
This page is updated frequently with new Led Light-related patents. Subscribe to the Led Light RSS feed to automatically get the update: related Led RSS feeds.

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Date/App# patent app List of recent Led Light-related patents
04/10/14
20140098564
 Led-based light fixture patent thumbnailLed-based light fixture
Led-based light fixtures are presented that are configured for attachment to a substrate to advantageously function without a reflector and without a backing plate. A light fixture according to an embodiment includes a waveguide having a front surface and a rear surface for emitting light, the waveguide configured to optically couple to a surface of a substrate.
04/10/14
20140098535
 Segmented led lighting system patent thumbnailSegmented led lighting system
The present invention is a segmented led lighting system. In particular, the present invention is directed to a set of channel segments connected by a flexible lens sleeve that can be positioned in a variety of ways.
04/10/14
20140097849
 Method of detecting a led failure, a controller therefor, a lighting unit and lighting system patent thumbnailMethod of detecting a led failure, a controller therefor, a lighting unit and lighting system
Disclosed herein is a method of detecting an led failure in a series-connected string of leds using a parameter indicative of a voltage difference between a voltage across the string at a predetermined relatively high current and a voltage across the string at a predetermined relatively low current. The disclosure extends to controllers configured to detect an led failure in a string of leds, to led lighting units comprising such controllers, and to lighting subsystems, for instance automobile lighting subsystems..
04/10/14
20140097757
 Multi-purpose rechargeable led lighting device patent thumbnailMulti-purpose rechargeable led lighting device
An led lighting device includes at least one led light source emitting light, at least one rechargeable battery for supplying power when external power is not available, at least one electrical connector for connecting the rechargeable battery to external power source for recharging, and at least one control mechanism for switching the operation mode of the device. By setting the operation mode via the control mechanism, the led light device can be used for more than one intended purposes such as regular lighting, emergency lighting, and flashlight..
04/10/14
20140097753
 Led lighting system for self-dissipation of heat patent thumbnailLed lighting system for self-dissipation of heat
A led lighting system includes: a power unit for providing a power supply source for the lighting system, a led circuit connected to the power unit for illuminating the light emitting diodes of the led circuit, a heat control unit connected between the power unit and the led circuit for controlling heat as produced, and a heat dissipating device thermally connected to the heat control unit for outwardly dissipating the heat produced by the lighting system for preventing light attenuation or damage of the light emitting diodes.. .
04/10/14
20140097636
 Vehicle window with shade patent thumbnailVehicle window with shade
A window assembly for a vehicle includes inner and outer window panels and a spacer element disposed between the window panels to establish an interpane cavity, with a roller shade disposed therein having an end fixedly attached at an anchor stop. A dielectric layer is disposed between the roller shade and a conductive layer at the inner window panel.
04/03/14
20140094718
 System and method for tattoo removal patent thumbnailSystem and method for tattoo removal
A combination device for applying a treatment of light and ultrasound on a tattooed area of a patient desiring tattoo removal. The device includes an ultrasound and a led light source.
04/03/14
20140094136
 Earth positioning system patent thumbnailEarth positioning system
An earth positioning system (eps) is provided. The eps includes a plurality of fixed led lights with communication functions and a mobile communications device.
04/03/14
20140093238
 Multiphase sampling of modulated light with phase synchronization field patent thumbnailMultiphase sampling of modulated light with phase synchronization field
A light transmitter transmits multiple light packets, each formatted to include a predetermined phase synchronization field (psf) and a same message comprising a series of bits. The psf and each bit are each represented as light that is intensity modulated over a bit period at a corresponding frequency.
04/03/14
20140093118
 Recordable led fridge magnet patent thumbnailRecordable led fridge magnet
This invention pertains to a recordable led fridge magnet which can not only emit light and sound but also have the recording function. Designed with a casing cover for the recordable led fridge magnet, there is a permanent magnet pad at the bottom.
04/03/14
20140092609
Low profile heat sink with attached led light source
An led light source with an attached heat sink includes larger fins, smaller fins, a mounting platform and light emitting diodes attached to the mounting platform. The larger fins are oriented parallel to the smaller fins.
04/03/14
20140092603
Led light bulb with light-shielding structure
A led light bulb with a light-shielding structure is provided. The led light bulb includes a bulb base (1), a transparent cover (2), a sensor (3) and a light-shielding barrel (4).
04/03/14
20140092580
Led lamp and led lighting assembly
An led lamp or led lighting assembly includes a light guide having opposed major surfaces configured to propagate light by total internal reflection and a light input edge extending between the major surfaces. A light source is adjacent to the light input edge and is configured to edge light the light guide.
04/03/14
20140092232
Image obtaining device and detecting apparatus having the same
An image obtaining device is provided, including a waterproof casing, a ccd image transducer mounted in the waterproof casing, a motor having a driving shaft and being mounted in the waterproof casing, and a transparent plate covered on one side of the waterproof casing, connected to the driving shaft of the motor, and driven to rotate by the motor. A detecting apparatus having the above image obtaining device is further provided.
04/03/14
20140091727
Off peak powered lighting system for offices and buildings
The off-peak powered lighting system provides light to offices, buildings and structures via banks of led light fixtures. The off-peak system is electrically coupled to battery power source during peak power cycles and then is coupled to an electrical power grid during off-peak cycles.
04/03/14
20140091558
User interface for a power folding stroller
A user interface for a power folding stroller includes: a rotational mechanical joint positioned on the handlebars of the stroller. The rotational mechanical joint is coupled to electrical sensors that must be activated by the user rotating a ring combined with a second step of pressing a button to activate the folding or unfolding process.
04/03/14
20140091332
Led lighting devices incorporating waveguides
A led lighting device includes at least one waveguide element and multiple light-emitting sources such as leds or led packages, which may be optically coupled though different light entry regions to the at least one waveguide. Multiple light solid state sources may be arranged in strips.
04/03/14
20140091282
Process for fabricating metal bus lines for oled lighting panels
Systems and methods for the design and fabrication of oleds, including high-performance large-area oleds, are provided. Variously described fabrication processes may be used to deposit and pattern bus lines with a smooth profile and a gradual sidewall transition.
04/03/14
20140090281
Advertising device
The invention provides a device for advertising (10), which device includes a post (12), which post (12) is configured to have attached thereto a plurality of slats (18) extending horizontally away from the post (12) and in a vertical plane along the post (12) with each slat (18) being pivotably dependable from a horizontal axis (20) to depend in the vertical plane when no wind is present and to be pivoted out of the plane by wind. One embodiment shows a support structure for slats (18) in the form of a frame (30).
03/27/14
20140088418
Functional-imaging-based ablation monitoring
Functional imaging for localization in biological tissue entails measuring a response in the tissue (240) to electromagnetic radiation. A catheter (200) for real-time monitoring of cardiac ablation is employed to distinguish a hemorrhage zone (232) from the sandwiching necrotic and healthy tissue, or to distinguish exogenous photoacoustic contrast agent from bordering native tissue.
03/27/14
20140086595
Optical mixer, optical receiver, optical mixing method and production method for optical mixer
In order to provide a high performance optical mixer having good yield, an optical mixer comprises: a first light branching means that branches a first input light into a plurality of first lights including a first output light and a second output light, and outputs the first lights; a second light branching means that branches a second input light into a plurality of second lights including a third output light and a fourth output light, and outputs the second lights; and a first light coupling and branching means and a second light coupling and branching means that couple the first and the third output lights and the second and the fourth output lights respectively, and branching the coupled lights into at least two, and outputting each of the branched lights as a coupled-and-branched light, wherein propagation paths for the third and the fourth output lights comprise widths that cause a prescribed optical path length difference to occur between the third and the fourth output lights, and propagation path lengths for the first and the second output lights are approximately equal and propagation path lengths for the third and the fourth output lights are approximately equal.. .
03/27/14
20140085904
Led light fixture
The invention discloses an led light fixture, which comprises a lamp body and a lamp handle connected therewith, wherein the lamp body adopts an ac (alternating current) led as a light source. As the led light fixture does not need a power supply, the light fixture has the advantages of being small, having a simple structure and saving materials; as a plurality of small planes are used for forming a complete multi-stage sagittal reflecting surface, the light fixture has higher reflection efficiency; as a gland strip and a shielding mechanism are adopted, the reverse side of the product has a complete structure and is lightproof; as non-through screwed connection holes are formed at positions of the lamp body, at which the lamp body is connected with the lamp handle, the light fixture has superior sealability and watertightness..
03/27/14
20140085896
Modular led lighting systems, including flexible, rigid, and waterproof lighting strips and connectors
Modular lighting systems are provided that comprise lighting strips physically and electrically connectable with one another by way of flexible connectors. The lighting strip devices can be made of flexible or rigid material to allow for applying the lighting devices along flat as well as contoured surfaces and can be waterproof or water resistant.
03/27/14
20140085895
Led bracket apparatus for high-output led lighting systems
A bracket holds high-output led lighting systems within existing light fixtures, such as, for example, shoe box parking lot fixtures, gas station canopy fixtures, and street light fixtures. Specifically, the bracket is adjustable to fit most light fixture housings so that the light fixture housings can be retrofitted and orientated with the high-output led lighting systems without removal or replacement of components thereof, such as the housing, the cover, the lens, and/or other like components..
03/27/14
20140085887
Lighting device
Lighting device, usable for example with led light sources, comprises a bowl-shaped body having a base surface with a plurality of mounting studs projecting from the base surface, together with one or more boards for the mounting of light radiation sources, provided with holes for the passage of respective mounting studs. The board has pairs of mounting locations for light radiation sources, each pair being arranged on opposite sides of a respective hole so as to be located on opposite sides of the stud which extends through said respective hole.
03/27/14
20140085884
Led lighting apparatus
An led lighting apparatus is disclosed. The led lighting apparatus includes a board having a principal surface, a plurality of led chips mounted on the principal surface of the board, and a wiring pattern which is formed on the principal surface of the board and makes electrical conduction with the plurality of led chips.
03/27/14
20140085882
Led work light
An led work light assembly includes a housing defining light chamber, a plurality of led lights positioned in the light chamber, and a lens assembly secured to the housing with a liquid-tight connection to create a waterproof environment in the light chamber. The led work light assembly also includes a mounting arrangement carried by the housing and comprising a pivot mount that includes a spherical socket and a bolt having a spherical ball positioned at one end and a threaded shaft at an opposite end.
03/27/14
20140085881
Led whip light assembly
A light emitting diode (led) whip light assembly includes a base and an led light assembly. The base is configured to mount to an elongate whip rod.
03/27/14
20140085873
Style tyle
An illuminated tile device is disclosed that provides a simplified method of applying led lighting so it can be used in residential and small-scale spaces. The illuminated tile device comprises a base layer, a top layer, and a plurality of light emitting diodes (leds) sandwiched there between.
03/27/14
20140085564
Computer led bar and thermal architecture features
The described embodiments relate generally to liquid crystal displays (lcds) and more particularly to thermal management of heat produced by an illumination source in an lcd module. High temperatures generated by the illumination source can cause color shifts in the lcd due to changes in any included leds and liquid crystals.
03/27/14
20140085072
Led strobe light
A strobe light includes a base, a mounting post, a plurality of light emitting diode (led) lights, a control system, and a lens. The mounting post extends vertically from the base.
03/27/14
20140084801
Active current limiting for lighting apparatus
A lighting apparatus, such as an led lighting apparatus, includes at least one light-emitting device, a rectifier circuit having an input configured to be coupled to an ac source, and a driver circuit coupled to an output of the rectifier circuit and to the at least one light emitting device. The apparatus further includes an active current limiter circuit coupled to the output of the rectifier circuit and configured to limit a current provided to the driver circuit, such as a current drawn by an emi filter of the driver circuit, which may cause erratic operation of a dimmer controlling the lighting apparatus..
03/27/14
20140084794
Method for programming a led light using a light sensor
A method for programming a led light that uses a light control circuit that includes a light sensor to read the data from an encoded light source, where the encoded light source would typically by a lcd display. This allows the led light to have a wide array of options where the user only selects the options or modes that they want the light to have..
03/20/14
20140080574
Slot machine systems, methods, and apparatus
Systems, methods and/or apparatus for slot machine eye-strain reduction are disclosed. Systems, methods and/or apparatus for slot machine back lighting are further provided.
03/20/14
20140078772
Led lighting device
Led lighting devices are provided that include two optical waveguides and at least one led in an intermediate region between end faces of the optical waveguides so that radiation from the led is coupled into the optical waveguides through the end faces. A de-coupler is on outer circumferential surface regions of each of the two separate optical waveguides.
03/20/14
20140078758
Led light assemblies and methods of making such assemblies
An led light assembly comprises an aluminium extrusion cut to length to form a heat sink (20) with a hollow interior that may be semi-circular in cross-section or any other convenient cross-section to allow air flow through the heat sink and including a mounting surface (21) for supporting and conveying heat from an led light source (62) mounted on the surface. The extrusion has a heat dissipating surface (24) with fins (27) for receiving and dissipating heat from the led light sources (62) on the mounting surface (21).
03/20/14
20140078749
Method and apparatus for diffusing led light bulbs
An led diffusion element is provided having at least one cavity for receiving an led light bulb. The led diffusion element contains a conditioned surface on both its exterior surface and in a light collection area that is facing the led light bulb when inserted into the led diffusion element.
03/20/14
20140078740
Led light fixture
An led light fixture a housing, a heat sink secured with respect to the housing, the heat sink has a base with front and back surfaces, and an led arrangement mounted at the front surface of the heat sink the back surface of the heat sink is open to water/air flow thereover. The led light fixture also includes at least one closed channel extending along the base and spaced therefrom for receiving wire connections for the led arrangement.
03/20/14
20140078735
Engineered light distribution led light bulbs
Led light bulbs especially suited for use in table lamps or floor lamps with lamp shades. The led light bulbs include optics which provide more limited but more uniform illumination of the lamp shade and provide more uniform illumination through the top and bottom apertures of the lamp shade.
03/20/14
20140078716
Quantum dot/remote phosphor display system improvements
A display system comprises light sources configured to emit first light with a first spectral power distribution; light regeneration layers configured to be stimulated by the first light and to convert at least a portion of the first light and recycled light into second light, the second light comprising (a) primary spectral components that correspond to primary colors and (b) secondary spectral components that do not correspond to the primary colors; and notch filter layers configured to receive a portion of the second light and to filter out the secondary spectral components from the portion of the second light. The portion of the second light can be directed to a viewer of the display system and configured to render images viewable to the viewer..
03/20/14
20140077724
Load driving device and led lighting appliance therewith
A load driving device has a switch n1, a driver that performs on/off control of the switch in accordance with swon, a comparator that compares vdet1 with vth, and based on a result of the comparison, generates ipeakdet, an adc that converts vdet1 into adcout, a dac that converts ipeakset into vth, and a logic portion that, upon receiving inputs of ipeakdet and adcout, outputs swon and ipeakset. The logic portion includes a computation circuit that calculates y1 by using a computation equation expressed by y1=ave×α+Δ×ton/2 (where y1: a signal value of ipeakset; ave: an average current set value of an output current; α: an adjustment coefficient for ave; ton: an on period; Δ: a change rate of avcout).
03/20/14
20140077243
Light emitting diode light source device
An led light source device includes an led light source and a reflective layer located on a forward direction of light path of the led light source. The led light source includes a substrate with a first electrode and a second electrode, an led chip and an encapsulation layer sealing the led chip therein.
03/13/14
20140071710
Graphic frame for led light boxes
A led illuminated system to illuminate a graphic panel may include a front frame, a spacer device to be connected to the front frame, a led edge-lit panel to form a cavity by a connection to the spacer device for the graphic panel to be nondestructively removed and replaced and a led array connected to a back surface of the led edge-lit panel to illuminate the graphic panel.. .
03/13/14
20140071695
Sheet for led light cover application
Disclosed herein is a sheet comprising a polymeric material; light diffusing particles disposed in the polymeric material; and a non-random surface texture on a surface of the sheet; wherein the surface texture comprises hemispherical structures, partial hemispherical structures, ellipsoidal structures, immersed spherical beads, ellipsoidal beads, “bell-shape” bump, complex lens shape structures, pyramidal structures, reversed pyramidal structures, or combinations comprising at least one of the foregoing. The sheet has excellent hiding power and transmission at the same time and is suitable for led light cover applications.
03/13/14
20140071690
Led light source lamp having drive circuit arranged in outer periphery of led light source
An led light source lamp includes a housing configured to be attached to a lamp holder; an led module provided in the housing; a drive circuit provided in the housing and configured to drive the led module to cause the led module to emit light; an led installation plate on which the led module is installed; a cover arranged to block an optical axis of the led module and configured to transmit light emitted from the led module; and a separation member configured to separate the drive circuit from a space between the led module and the cover in the housing. The led installation plate has a rear surface, opposite the surface on which the led module is installed.
03/13/14
20140071687
Light-emitting diode wave guide down light retrofit fixtures
A system for mounting a light emitting diode (led) wave guide down light retrofit fixture. The system can include a mounting plate having a number of apertures symmetrically positioned around a center of the mounting plate.
03/13/14
20140071678
Led light bulb structure
A led light bulb structure has a base body, a control circuit board, a housing, at least a led light source and a cover body. The base body is connected to the housing to form a containing space for disposing the control circuit board.
03/13/14
20140071655
Direct backlight module
The present invention provides a direct backlight module, which includes a backplane, a backlight source arranged inside the backplane, and a diffuser plate mounted to the backplane and located above the backlight source. The backlight source includes a plurality of led light bars.
03/13/14
20140071406
Low-speckle light sources and displays employing multimode optical fiber
An apparatus comprising a laser and/or led light source(s), multimode optical fiber(s), light coupler(s), an optional spatial light modulator(s), and an optional projection lens(es). The light source has a 1/e half-width emission bandwidth.
03/13/14
20140071374
Liquid crystal display device
The present invention provides a liquid crystal display device, which includes a backlight module, a mold frame mounted on the backlight module, a liquid crystal display panel mounted on the mold frame, and a bezel mounted on the liquid crystal display panel. The backlight module includes a backplane, a light bar mounted to the backplane, a graphite pad arranged between the backplane and the light bar.


Popular terms: [SEARCH]

Led Light topics: Scattering, Light Guide, Led Light Bulb, Distributed, Modulation, Microscopy, Led Lighting, Refraction, Circuit Board, Led Circuit, Reference Voltage, Notification, Light Guide Plate, Led Substrate, Cross Section

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This listing is a sample listing of patents related to Led Light for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Led Light with additional patents listed. Browse our RSS directory or Search for other possible listings.
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