24th week of 2012 patent applcation highlights part 20 |
Patent application number | Title | Published |
20120146445 | Axial Flux Permanent Magnet Brushless Machine - An axial flux permanent magnet brushless machine according to the present invention includes: a housing; a stator comprising a stator core and a coil; two rotors each including a permanent magnet, and positioned so as to sandwich the stator in the axial direction with air gaps being left between the rotors and the stator; and a variable gap mechanism for changing distances of the air gaps; wherein the variable gap mechanism operates from a power source that supplies other rotational power than a rotational power of the axial flux permanent magnet brushless machine, and changes the distances of the air gaps by shifting the rotors in the axial direction. | 2012-06-14 |
20120146446 | SINE-WAVE CURRENT LINE-START THREE-PHASE RARE-EARTH PERMANENT MAGNET SYNCHRONOUS MOTOR - A sine-wave current line-start three-phase rare-earth permanent magnet synchronous motor includes a motor shaft, a rotor and a stator. The rotor is disposed inside the stator and rotates around the motor shaft. The rotor includes P pairs of poles. Each pole includes a polar arched surface. A planar surface is formed between adjacent polar arched surfaces. Thus, a non-uniform air gap is formed between the pole face of the rotor and the inner circumferential surface of the stator. By the use of a salient-pole structure with the non-uniform air gap, the asymmetry of the magnetic circuit caused by permanent magnets can be offset, thereby making the manufacturing process of the rotor simplified, the negative sequence components of the rotor current during the line starting process reduced significantly, the starting performance improved, the sine-wave current provided during the operating process, the harmonic loss reduced, and the motor efficiency enhanced. | 2012-06-14 |
20120146447 | STATOR FOR ROTARY ELECTRICAL MACHINE - A stator includes a ring-shaped stator core and a stator winding. The stator core has a plurality of slots arranged in a circumferential direction. The stator winding has a plurality of phase windings. Each phase winding is composed of a plurality of segment conductors | 2012-06-14 |
20120146448 | Modular Rotor For Synchronous Reluctance Machine - A rotor for a synchronous reluctance machine includes a plurality of rotor modules disposed in an axial sequence along a common axis. Each rotor module includes a plurality of poles disposed in adjacent sectors about the common axis, each pole including a plurality of magnetic segments spaced apart from one another in radial direction, a support plate, provided on an axial side of the plurality of poles, and fastening means for fastening the plurality of poles to the support plate. The fastening means, preferably a plurality of axially arranged bolts or an adhesive, bonds the plurality of poles to the support plate. | 2012-06-14 |
20120146449 | Electric Motor Arrangement - An electric motor arrangement, comprising a brush holder housing which has a plurality of brush elements which are coupled with a respective spring element, the spring element being configured to press the respectively associated brush element against a commutator of the electric motor arrangement, and the spring element having a first portion with a barbed hook for hooking or catching into a recess in the brush holder housing. | 2012-06-14 |
20120146450 | ELECTRICAL MACHINE WITH A RESTRAINT SYSTEM FOR A ROTOR WINDING HEAD - An electrical machine configured to operate in a power range of several MVA includes a rotor configured to rotate about an axis. The rotor includes a rotor winding disposed in a rotor lamination stack and having an exposed winding head outside of the rotor lamination stack. The winding head includes a winding head retention system having a plurality of radially oriented retention elements each including a locking device configured to secure a respective one of the retention elements against at least one of an unintentional loosening and a flying away in an event of a breakage. | 2012-06-14 |
20120146451 | APPARATUS AND METHOD FOR DRIVING CAPACITANCE-TYPE ACTUATOR - According to one embodiment, a apparatus for driving a capacitance-type actuator includes a first voltage source, a second voltage source, and a driver. The first voltage source outputs a first voltage to charge the capacitance-type actuator. The second voltage source outputs a second voltage to charge the actuator. The driver switches between first and second charges and first and second discharges. The first charge supplies the first voltage to the actuator. The second charge supplies the sum of the first voltage and the second voltage to the actuator. The first discharge emits a charge accumulated in the actuator and guides the charge to the second voltage source. The second discharge emits the charge accumulated in the actuator without guiding the charge to the second voltage source. | 2012-06-14 |
20120146452 | MICROELECTROMECHANICAL SYSTEM DEVICE AND SEMI-MANUFACTURE AND MANUFACTURING METHOD THEREOF - A manufacturing method of the MEMS device disposes a conductive circuit to maintain various elements of the MEMS equi-potential thereby preventing electrostatic damages to various elements of the MEMS during the manufacturing process. | 2012-06-14 |
20120146453 | ELECTROCHEMICAL ACTUATOR - The present invention provides systems, devices, and related methods, involving electrochemical actuation. In some cases, application of a voltage or current to a system or device of the invention may generate a volumetric or dimensional change, which may produce mechanical work. For example, at least a portion of the system may be constructed and arranged to be displaced from a first orientation to a second orientation. Systems such as these may be useful in various applications, including pumps (e.g., infusion pumps) and drug delivery devices, for example. | 2012-06-14 |
20120146454 | CAPACITIVE ELECTROMECHANICAL TRANSDUCER APPARATUS AND METHOD FOR ADJUSTING ITS SENSITIVITY - A technology that makes it possible to adjust, through processing, an output signal sent from a capacitive electromechanical transducer apparatus such as a CMUT upon reception of an elastic wave is provided. | 2012-06-14 |
20120146455 | CLOSELY SPACED ELECTRODES WITH A UNIFORM GAP - A device has a pair of facing electrodes or electrode assemblies wherein an attracting force distribution within the electrodes or electrode assemblies and an equal but opposite repelling force distributions act simultaneously to establish a stable equilibrium separation of the two electrodes across all or part of their facing surfaces. At least one of the electrode faces has a curved shape. The curved shape is selected to achieve a small contact area at a center point and a larger area surrounding the center point for electron tunneling or photon tunneling or phonon blocking or any combination of these. | 2012-06-14 |
20120146456 | MOLECULAR MILL METHOD AND APPARATUS FOR ITS USE - The invention relates to electric energy generation from wind energy in a much more efficient way than current ones. This is done by means of passing the air or other humidity holding gas through an electric field which must be below the dielectric rupture limit of the gas. There must be no great divergence of electric field lines. The free electrons contained in the gas, of greater mobility than the ions, are attached to the greater mass water molecules, which will diminish their mobility and their detachment from negative ions which are at the center of clusters. Thus, the wind will tend to move the charges in the same sense and direction as the mass of the gas, resulting in an increase of electric potential across the field. The method allows collecting the charges and allows the increase in the electric potential to be available for its utilization. | 2012-06-14 |
20120146457 | ACOUSTIC WAVE ELEMENT AND ACOUSTIC WAVE ELEMENT SENSOR - An acoustic wave element includes a piezoelectric body, an input IDT electrode, an output IDT electrode, a propagation path provided between the input IDT electrode and the output IDT electrode, a first dielectric layer provided on the piezoelectric body so as to cover the input IDT electrode and the output IDT electrode, and a reactive portion provided on the propagation path and reacting to a substance to be detected or a binding substance that binds with the substance to be detected. The main acoustic wave becomes, in the input IDT electrode and the output IDT electrode, a boundary acoustic wave that propagates between the piezoelectric body and the first dielectric layer, and becomes, in the propagation path, a surface acoustic wave that propagates on an upper surface of the propagation path. With this structure, deterioration of the element characteristic is suppressed. | 2012-06-14 |
20120146458 | ULTRASONIC TRANSDUCER DETECTOR - An ultrasonic transducer detector having a high operating frequency is provided. The ultrasonic transducer detector comprises a substrate and an ultrasonic transducer array. The substrate has a plurality of openings, and the ultrasonic transducer array is disposed on the substrate. The ultrasonic transducer array has a plurality of resonance units, and the thickness of each resonance unit is equivalent to ½ wavelength of the operating frequency of the ultrasonic transducer. Each resonance unit comprises an oscillating element and a piezoelectric element. The oscillating element has a first surface adjacent to the substrate, and the piezoelectric element is disposed on the first surface and located in the corresponding opening. | 2012-06-14 |
20120146459 | VIBRATION TYPE DRIVING APPARATUS - A vibrator according to an aspect of the present invention is provided with an adjustment region which is realized with use of an electro-mechanical energy conversion element that is designed for an adjustment on a resonance frequency, and an impedance element is arranged to be connected to the adjustment region. | 2012-06-14 |
20120146460 | VIBRATION-TYPE DRIVING APPARATUS - Provided is a vibration-type driving apparatus including: a vibration member to which an electrical-mechanical energy conversion element is fixed and which is vibrated when a driving voltage is applied to the electrical-mechanical energy conversion element; and a moving member that comes into contact with the vibration member and rotates relative to the vibration member in accordance with the vibration, wherein the moving member includes a body portion and a contacting portion with a friction surface coming into frictional contact with the vibration member, and wherein a line connecting a centroid in a cross-sectional shape of the moving member determined from the rotation axis direction of the rotation and the radial direction to an arbitrary point of the contacting portion of the moving member is parallel to direction of the vibration trajectory of the vibration member. | 2012-06-14 |
20120146461 | Electromechanical Motor Especially a Piezoelectric Microstepper Motor - A microstepper motor which comprises two electromechanical drive elements, especially piezoelectric bending actuators, having effective directions that are perpendicular to each other, These actuators act upon a drive ring to thereby rotate a shaft. The actuators are non-radially hinged to the drive ring via an approximately square shear-flexible and torsion-proof frame structure, the drive ring being arranged inside said frame. The drive according to the invention is compact, the frame and the drive ring being configured as a single injection-molded drive module. | 2012-06-14 |
20120146462 | LEAD-FREE PIEZOELECTRIC CERAMIC COMPOSITION, PIEZOELECTRIC ELEMENT COMPRISING SAME, KNOCK SENSOR, AND PROCESS FOR PRODUCTION OF LEAD-FREE PIEZOELECTRIC CERAMIC COMPOSITION - A lead-free piezoelectric ceramic composition includes a first crystal phase of alkali niobate/tantalate type perovskite oxide having piezoelectric properties and a second crystal phase of A—Ti—B—O composite oxide (where the element A is an alkali metal; the element B is at least one of Nb and Ta; and the contents of the element A, the element B and Ti are not zero). Examples of the second crystal phase are those represented by A | 2012-06-14 |
20120146463 | Reconfigurable Printed Circuit Sensor Systems - A printed circuit is produced with a base circuit and a number of optional circuit elements. One or more of the optional circuit elements may be added to the base circuit to determine or change the characteristics of the base circuit. Alternatively, one or more of the optional circuit elements may be removed from the base circuit to determine or change the characteristics of the base circuit. The base circuit and optional circuit elements may be printed on a single substrate. Mechanisms may be provided to facilitate the separation of the optional elements form the substrate either to introduce them into the base circuit or remove them from the base circuit to change the characteristics of the base circuit. A simple, low-cost, robust, and easy to use base circuit and optional circuit element is provided. | 2012-06-14 |
20120146464 | CONDUCTIVE CROSSLINKED BODY AND PRODUCTION PROCESS THEREOF, AND TRANSDUCER, FLEXIBLE WIRING BOARD AND ELECTROMAGNETIC WAVE SHIELD USING THE CONDUCTIVE CROSSLINKED BODY - The present invention provides a flexible conductive crosslinked body excellent in durability having a small influence of a reaction residue after the crosslinking on an object to which the conductive crosslinked body adheres, and a production process of the flexible conductive crosslinked body. The conductive crosslinked body is synthesized from a conductive composition containing a rubber polymer, an organic metal compound, and a conducting agent and has a crosslinked structure. The production process of the conductive crosslinked body includes: a mixed solution preparing step for preparing a mixed solution in which the rubber polymer, the conducting agent, and the organic metal compound are mixed in a solvent capable of dissolving the rubber polymer and capable of chelating the organic metal compound; and a crosslinking step for removing the solvent from the mixed solution to allow a crosslinking reaction to proceed. The conductive crosslinked body is suitable as an electrode or a wire for a transducer, a wire for a flexible wiring board, and an electromagnetic wave shield. | 2012-06-14 |
20120146465 | ENGINE SYSTEM IN WHICH TRANSFORMER IS ARRANGED IN INDEPENDENT VENTILATION PATH - According to the present invention, even in the case of addition of a transformer for using an engine system with an AC power supply different from the expected voltage of an electrical device, there is substantially no change in the thermal balance in a package due to the presence or absence of the transformer. In the present invention, an engine | 2012-06-14 |
20120146466 | MULTIFUNCTIONAL CASE FOR PORTABLE ELECTRONIC DEVICE - A multifunctional case is configured for receiving or supporting a portable electronic device. The case includes a first layer and a second layer. The second layer is connected to the first layer by the edges. A receiving space is formed between the first and second layers for receiving the portable electronic device. The second layer is provided with a base portion, a main supporting portion, two side supporting portions and two remaining portions are formed on the second layer. The two side supporting portions and the remaining portions are symmetrically positioned at two sides of the main supporting portion. When the case is folded up as a support, the main supporting portion is angled with the base portion. The remaining portions are stacked on the base portion. The side supporting portions are perpendicular to the remaining portions and the main supporting portion. | 2012-06-14 |
20120146467 | HOUSING OF ELECTRONIC DEVICE AND METHOD FOR MAKING THE SAME - Housing of electronic device includes a metal base, a ceramic layer forming on the metal base, and at least one pattern formed on the surface of the ceramic layer. The disclosure also described a method to make the housing. | 2012-06-14 |
20120146468 | CELLULOSE DERIVATIVE, RESIN COMPOSITION, MOLDED BODY, METHOD FOR PREPARATION THEREOF, AND CASE FOR ELECTRIC AND ELECTRONIC DEVICE - A cellulose derivative, contains A) a hydrocarbon group; B) a group containing an acyl group: —CO—R | 2012-06-14 |
20120146469 | COMPUTER CASE - A computer case includes two opposite boards, two brackets, two elastic elements, and two latching elements. Each board has a recessed portion with a resisting surface. The two brackets are rotatably connected to the two resisting surfaces respectively. Each bracket defines a pinhole away from the resisting surface. Each elastic element is positioned between a corresponding resisting surface and a corresponding bracket to supply elastic force between the corresponding resisting surface and the corresponding bracket. The two latching elements are slidably mounted on the two opposite boards. Each latching element includes a latching portion. When the brackets contact the resisting surfaces, the latching portions are received in the pinholes to latch the brackets. | 2012-06-14 |
20120146470 | Cabinet with Offset Hinge - A disclosed cabinet has a cabinet body, a door with at least one support member on a rear side of the door, and at least one hinge pivotally coupling the support member or members to cabinet body. The cabinet body includes framing walls at least partially defining a storage space of the cabinet and a flange disposed laterally outward of an adjacent framing wall. A forwardly-facing surface of the flange is rearwardly offset relative to a front face of the adjacent framing wall. When the door is in a closed position, the support member(s) and the hinge(s) establish a distance between the forwardly-facing surface of the flange and the rear side of the door. | 2012-06-14 |
20120146471 | Modular Piece Of Furniture Made Of Recyclable Materials - Furniture with compartments housing drawers and/or baskets and/or wing doors and consisting of a lower frame, rear frame, upper frame, and lateral sides, characterised in that said lower frame consists of a lower front and lower rear section connected using orthogonally placed lower side sections, said rear frame consists of an upper rear and a lower rear crosspiece connected using orthogonally placed side stanchions, said upper frame consists of an upper front crosspiece on which upper side crosspieces are fixed, said lower side sections, said side stanchions, and said upper side crosspieces including seats intended to house by means of insertion said lateral sides, said lateral sides being fixed on the lower side using fixing means inserted in holes on the lower side and using blocking means, said lateral sides being fixed on the upper part using at least one fixing means inserted in an upper hole and blocking means. | 2012-06-14 |
20120146472 | ELECTRONIC DEVICE ENCLOSURE WITH ROTATABLE DOOR - An electronic device enclosure includes a cabinet, a door, a connection element, a spacing element, and a torsion spring. The cabinet includes a front panel and a standing table. The front panel defines an opening for receiving the standing table. A pair of first engagement portions extends from the standing table. The standing table defines a spacing hole. The door includes a pair of second engagement portions and a pair of third engagement portions. The connection element includes a pair of first shafts and second shafts respectively engaged with the first engagement portions and the second engagement portions. The spacing element includes a sliding portion and two arms, the sliding portion is received in the spacing hole, and a pair of third shafts extends outward from the arms and is engaged with the third engagement portions. The torsion spring is fixed between the door and the connection element. | 2012-06-14 |
20120146473 | FRICTION CONTROLLED DRAWER SLIDE MECHANISM - A friction controlled mechanism for use on a cabinet assembly is provided. The cabinet assembly includes a stationary structure such as a cabinet, a moveable structure such as a drawer that is moveable in relation to the stationary structure and the friction controlled mechanism. The friction controlled mechanism is attached to each side of the moveable structure. The friction controlled mechanism includes a frame member with a length and a friction based flexible member. The flexible member is wrapped around a perimeter of the frame member such that the flexible member is capable of traveling in opposite directions around the perimeter of the frame member during movement of the moveable structure toward and away from the stationary structure. The flexible member imparts a friction to side rails of both the stationary structure and the moveable structure to provide a controlled stable movement of the moveable structure. | 2012-06-14 |
20120146474 | POSITIONING BASE WITH ADJUSTABLE SUPPORT LEVELERS FOR A HOUSEHOLD APPLIANCE - A positioning base for locating a household appliance in a cabinet is provided. The base has a main body for attaching to a support area of the cabinet; an elevated section attached to the main body, an upper surface of the elevated section being located above the main body; and a plurality of adjustable levelers attached to the upper surface. Each adjustable leveler has a head for supporting the household appliance, and an adjustment portion fixed to the head and movable relative to the upper surface of the elevated section such that movement of the adjustment portion moves the head vertically relative to the upper surface of the elevated section. The head of each of the adjustable levelers provides a resting point for a support point on the household appliance, and each adjustable leveler is adjustable independently of each of the other adjustable levelers. | 2012-06-14 |
20120146475 | ATTACHMENT RAIL SYSTEM FOR HOUSEHOLD APPLIANCE - An attachment system for attaching a household appliance to a cabinet. The system includes a base having a main body for attaching to the cabinet, front and rear lugs that project substantially horizontally from and are elevated relative to a support area of the cabinet, and a rail catch projecting from the positioning base; and a rail adapted to be attached to a side of the appliance. The rail has a lip that engages the rail catch and limits movement of the rail in a vertical direction, a rear engagement area that engages the rear lug in the installed position, and a front engagement area that engages the front lug in an installing position and in the installed position. The front engagement area has a notch in which the front lug rests in the installed position, and a ramp sloping downward from the notch toward the rear engagement area. | 2012-06-14 |
20120146476 | TOLERANCE ADAPTIVE SLIDE CONNECTION ASSEMBLIES - A tolerance adaptive slide connection assembly for use in connecting an implement to an article of furniture is configured to provide tolerance forgiveness with respect to deviations from parallelism of slide connections between the implement and the article of furniture that may be the result of variations in the construction of the article of furniture, the implement or other connecting hardware. The tolerance adaptive connection allows slidable movement of the implement between a closed position within the article of furniture and an open position extending outward from the article of furniture and allows movement of the implement in a direction that is substantially perpendicular to a longitudinal axis of the second slide assembly. | 2012-06-14 |
20120146477 | REFRIGERATION DEVICE WITH A VEGETABLE DRAWER - A refrigeration device includes a housing which surrounds a storage compartment; and a container mounted in the storage compartment and including a drawer and a cover, with the cover being height-adjustable between a closed position of the drawer and an open position. The cover is guided on an obliquely sloping path between the closed position and the open position by ramps adjacent to corners of the cover. | 2012-06-14 |
20120146478 | COOLING DEVICE WITH SPACING ELEMENT - A refrigerator having a deep freeze compartment door with an aluminum profile having lateral coverings at both sides and an additional guiding means mounted on a panel fixing element. The panel fixing element is embedded with the outer part of the door such that an ornamental spacing element is fixed to the guiding element and to the lateral coverings such that an easier on site mounting is obtained and a more appealing visual effect is achieved. | 2012-06-14 |
20120146479 | REFRIGERATOR AND DOOR OPENING APPARATUS THEREOF - A refrigerator having a main body having at least one storeroom, at least one door hinged to the main body to open and close the storeroom, and a door opening apparatus gradually decreasing a magnetic binding force between the door and the main body as a rotation angle of the door is increased. | 2012-06-14 |
20120146480 | MULTI-MATERIAL BASKET FOR REFRIGERATOR OR FREEZER - A storage basket used for storing and displaying food products and packages in a refrigerator or freezer unit may include a single-material first portion including a bottom wall and an upright wall that extends away from the bottom wall. The bottom wall and the upright wall are imperforate, thereby creating a solid barrier to transfer and fall-through of materials contained in the storage basket. The storage basket may also include a single-material second portion coupled to and extending from the upright wall, and the second portion may include a plurality of perforations. The plurality of perforations may permit airflow around and about the materials contained in the storage basket. | 2012-06-14 |
20120146481 | LAMP - A fan comprises a housing, a fan, a heat sink, and a light emitting element. The housing has a compartment and forms an opening. The fan is mounted inside the compartment of the housing and has a frame and an impeller mounted inside the frame. A first air-guiding channel is formed between a peripheral surface of the frame and an inner peripheral surface of the housing. The heat sink is coupled to the fan and has a first surface and a second surface, with the first surface facing the impeller. Also, a second air-guiding channel is formed between an outer periphery of the heat sink and an inner surface of the frame. The light-emitting element is disposed on the second surface of the heat sink. In such arrangement, used components and structural complexity of the lamp can be significantly reduced so as to be convenient in assemblage. | 2012-06-14 |
20120146482 | FLAT DISPLAY AND METHOD OF FABRICATING THE SAME - A flat display and a method of fabricating the same, in which the fabrication of the flat display is facilitated by employing a plate-to-plate method. The method of fabricating a flat display panel includes the steps of forming an optical bonding resin layer by applying an optical bonding resin on the underside of a transparent film, attaching a filter to the upper surface of the transparent film, and attaching the optical bonding resin layer to the upper surface of a display panel using a plate-to-plate method. | 2012-06-14 |
20120146483 | STRUCTURE OF SPARK PLUG DESIGNED TO ENSURE IMPROVED PRODUCTIVITY - A spark plug for use in an internal combustion engine. The spark plug is equipped with a metal shell, a ground electrode joined to the metal shell, and a center electrode disposed in the metal shell. | 2012-06-14 |
20120146484 | SPARK PLUG FOR INTERNAL COMBUSTION ENGINE AND METHOD OF MANUFACTURING SPARK PLUG - A generation of a stress corrosion cracking is prevented in a middle section. The spark plug | 2012-06-14 |
20120146485 | LIGHT EMITTING SHEET AND MANUFACTURING METHOD THEREOF - A light-emitting sheet which does not cause failures such as a short circuit without causing dielectric breakdown at the end of element at applying a voltage and which is able to realize stable driving, and an efficient method for producing the light-emitting sheet, are provided. Specifically, a light-emitting sheet having a first electrode, a second electrode, and a light-emitting layer disposed between the first and the second electrodes, wherein a short circuit preventing member composed of an insulator is arranged on the periphery of the light-emitting layer in such a way that a part of the member is projected from the light-emitting layer, and an efficient method for producing the light-emitting sheet, are provided. | 2012-06-14 |
20120146486 | Phosphors and Light-Emitting Devices Using the Same - The present invention relates to novel phosphors, which are represented by a formula of (A | 2012-06-14 |
20120146487 | Organic Light Emitting Diode Display, Manufacturing Method and Manufacturing Equipment Thereof - A method for manufacturing an OLED display according to an exemplary embodiment comprises: forming a thermosetting adhesive layer having a getter receiving portion on a metal sheet; forming a display unit including a plurality of pixels on a substrate; forming a getter layer at an external side of the display unit on the substrate; adhering the thermosetting adhesive layer and the metal sheet to the substrate so as to locate the getter layer in the getter receiving unit; and hardening the thermosetting adhesive layer. The forming of the thermosetting adhesive layer includes layering a solid thermosetting adhesive sheet which has been patterned so as to have the getter receiving portion on the metal sheet. | 2012-06-14 |
20120146488 | ELECTROLUMINESCENT DEVICE - The present invention provides a color tunable electroluminescent device, such as an OLED device, comprising a substrate, two electrodes, a stack of at least two electroluminescent emission layers ( | 2012-06-14 |
20120146489 | DEVICE COMPRISING AN ORGANIC LIGHT EMITTING DISPLAY - The invention relates to a sandwich structure ( | 2012-06-14 |
20120146490 | LIGHT EMITTING SHEET - A light-emitting sheet which does not cause failures such as a short circuit without causing dielectric breakdown at the end of element at applying a voltage and which is able to realize stable driving is provided. Specifically, A light-emitting sheet comprising a first electrode, a second electrode, and a light-emitting layer disposed between the first and the second electrodes, wherein the first electrode and/or the second electrode disposed on and under the periphery of the light-emitting layer are cut to form a non-conductive portion being electrically disconnected with a circuit for applying a voltage to the light-emitting sheet, and as seen from a vertical direction to the plane of the light-emitting sheet, the non-conductive portion formed from the first electrode or the non-conductive portion formed from the second electrode surrounds the light-emitting layer, or the non-conductive portion formed from the first electrode and the non-conductive portion formed from the second electrode are apparently connected to each other and surrounds the light-emitting layer. | 2012-06-14 |
20120146491 | Organic light emitting diode display - Embodiments may include an OLED display including a substrate, a display unit over the substrate and including a plurality of pixels, a conductive contact layer outside the display unit at a distance from the display unit, and a sealing member facing the display unit and fixed to the substrate by the conductive contact layer. The sealing member may include a plurality of metal layers laminated with an insulating adhesive layer, the insulating adhesive layer being between the metal layers, and a supporting layer neighboring the metal layers with the insulating adhesive layer being between the supporting layer and the metal layers. The plurality of metal layers may be electrically connected to the display unit through the conductive contact layer. | 2012-06-14 |
20120146492 | ORGANIC LIGHT-EMITTING DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - In an organic light-emitting display apparatus and a method of manufacturing the same, the organic light-emitting display apparatus comprises: a substrate; a light-emitting unit formed on the substrate; and an encapsulation film, which covers the light-emitting unit on the substrate, and which includes a plurality of organic layers and a plurality of inorganic layers which are alternately stacked. | 2012-06-14 |
20120146493 | ORGANIC LIGHT EMITTING DIODE DISPLAY - An organic light emitting diode (OLED) display with improved display unit sealing performance is provided. The OLED display includes a substrate, a display unit formed over the substrate and including a plurality of pixels, a conductive contact layer disposed at a distance from the display unit around the display unit, and a sealing member facing the display unit and being fixed to the substrate by the conductive contact layer. The sealing member includes a plurality of metal layers laminated with an insulating adhesive layer formed therebetween, and the plurality of metal layers is electrically connected to the display unit through the conductive contact layer. | 2012-06-14 |
20120146494 | LIGHT-EMITTING DEVICE - A light-emitting device with excellent heat dissipation properties is provided having a conductor layer for light reflection with high light reflectance, less susceptibility to deterioration of the reflectance due to corrosion, and improved light extraction efficiency. The device contains a ceramic substrate having a lower ceramic layer, a conductor layer for light reflection formed on a desired area of the lower ceramic layer surface, an upper ceramic layer formed so as to cover at least a part of the conductor layer for light reflection, and a light-emitting element disposed on the upper side of the upper ceramic layer of the ceramic substrate, such that the upper ceramic layer has a thickness of from 5 to 100 μm. | 2012-06-14 |
20120146495 | HALOGEN BULB FOR VEHICLE HEADLIGHTS - A halogen bulb for vehicle headlights, comprising at least one filament, which is designed such that it can be used as a light source for generating a low-beam or high-beam and during operation has a lower electric power consumption than the filaments of conventional halogen bulbs used to generate a low-beam or high-beam. | 2012-06-14 |
20120146496 | HIGH-PRESSURE DISCHARGE LAMP WITH STARTING AID AND METHOD FOR PRODUCING THE SAME - In a high-pressure discharge lamp including a ceramic discharge vessel, a secure connection between a hybrid antenna as starting aid and a leadthrough of the discharge vessel is provided by virtue of the fact that a means between leadthrough and extension limits the ohmic resistance between leadthrough and hybrid antenna preferably to at most | 2012-06-14 |
20120146497 | HIGH-PRESSURE DISCHARGE LAMP - In various embodiments, a high pressure discharge lamp may comprise a ceramic elongate discharge vessel with an axis and with a central middle part and two tapering ends, wherein the ends are closed by seals containing electrode systems, and wherein a filling comprising metal halides is situated in the discharge vessel, in which the lamp further comprises a fin-like structure including at least three fins located on at least one tapering end, the structure comprising an attachment having a leading root directly on the discharge vessel and having a trailing root from which an undercut extends in the direction of the seal, wherein the axial length of the attachment is chosen and wherein the axial length of the undercut is at least 30% of the length of the attachment. | 2012-06-14 |
20120146498 | HIGH-INTENSITY DISCHARGE LAMP - A lamp having: an arc tube ( | 2012-06-14 |
20120146499 | LUMINESCENT ELEMENT, ITS PREPARATION METHOD THEREOF AND LUMINESCENE METHOD - A luminescent element includes a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; wherein the luminescent substrate has a luminescent material with a chemical composition: Y | 2012-06-14 |
20120146500 | LUMINESCENT ELEMENT, PREPARATION METHOD THEREOF AND LUMINESCENCE METHOD - A luminescent element comprises: a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; the luminescent substrate comprises luminescent materials with a chemical composition of Zn | 2012-06-14 |
20120146501 | LUMINESCENT ELEMENT, PREPARATION METHOD THEREOF AND LUMINESCENCE METHOD - A luminescent element is disclosed including: a luminescent substrate; and a metal layer with a metal microstructure formed on a surface of the luminescent substrate; wherein the luminescent substrate comprises a luminescent material with a chemical composition of Y | 2012-06-14 |
20120146502 | LUMINESCENT ELEMENT INCLUDING NITRIDE, PREPARATION METHOD THEREOF AND LUMINESCENCE METHOD - A luminescent element including nitride includes a luminescent film and a metal layer with a metal microstructure formed on a surface of the luminescent film; wherein the luminescent film has a chemical composition: Ga | 2012-06-14 |
20120146503 | LINEAR LED LAMP - A linear LED lamp is disclosed. Embodiments of the invention can provide an LED-based replacement lamp for a linear or “tube-type” bulb or a bulb with a linear filament or element. By filling the void within the lamp with an optically transmissive fluid to cool the LEDs without the use of a traditional heat sink, the light blocking effects of such a heat sink can be avoided. Thus, the LED replacement lamp can emit light in a substantially omnidirectional pattern. In some embodiments, the optically transmissive fluid medium is a liquid. In some embodiments, the optically transmissive fluid medium is a gel. An index matching medium can be used as the optically transmissive fluid medium. A color mixing treatment can optionally be included to eliminate color tints in cases where multiple LEDs of different colors are used to produce white light. | 2012-06-14 |
20120146504 | Seal and Fixation Assembly for a Rotating Cylindrical Magnetron Electrode - A seal and fixation assembly includes a cylindrical target having an inside surface with a shoulder that forms a stop within the target. A target retaining ring is disposed about the target. A seal plate is disposed within the target and engages the stop and the inside surface of the target. An end cap is disposed on the end of the target and includes a portion with a beveled surface within the target. A sealing element is disposed between the inside surface of the target, the seal plate, and the beveled surface of the end cap. A clamp is disposed over the end cap and the target retaining ring. Engagement of the end cap and the target retaining ring with the clamp causes the end cap to move within the target toward the stop to compress the sealing element between the target, the seal plate, and the beveled surface. | 2012-06-14 |
20120146505 | LIGHT WITH CHANGEABLE COLOR TEMPERATURE - Color temperature of a lighting apparatus that includes a first LED that emits a white light with a first color temperature and a second LED that emits a white light with a second color temperature is managed. The two LEDs are connected in parallel anode to cathode so that current flowing in one direction turns on the first LED and current flowing in the opposite direction turns on the second LED. A controller manages a duty cycle of an alternating current flowing through the two LEDs to control the color temperature and/or the brightness of the lighting apparatus. | 2012-06-14 |
20120146506 | LIGHT QUANTITY CONTROL APPARATUS AND STORAGE MEDIUM - A light quantity control apparatus, which controls light quantity of a light of a vehicle, includes a traffic-jam-information obtaining unit obtaining traffic-jam-information including information on positions and on presence/absence of a traffic jam, a vehicle-position obtaining unit obtaining a position of a vehicle, a traffic-jam identifying unit identifying whether the vehicle is in a traffic jam based on the traffic-jam-information and the position of the vehicle, a traffic-jam-time light quantity control unit decreasing the light quantity compared with a normal time if the vehicle is in a traffic jam, an urban-district obtaining unit obtaining information on whether or not the vehicle is in an urban district or near an intersection, and an urban-district-traveling-time light quantity control unit decreasing the light quantity compared with a case where the vehicle is in an area other than urban districts and intersections if the vehicle is in the urban district or near an intersection. | 2012-06-14 |
20120146507 | SYSTEM AND METHOD FOR GENERATING EXTREME ULTRAVIOLET LIGHT, AND LASER APPARATUS - An extreme ultraviolet light generation system used with a laser apparatus may be provided, and the extreme ultraviolet light generation system may include: a chamber including at least one window for at least one laser beam and a target supply unit for supplying a target material into the chamber; and at least one polarization control unit, provided on a laser beam path, for controlling a polarization state of the at least one laser beam. | 2012-06-14 |
20120146508 | MEASURING AND CONTROLLING PARAMETERS OF A PLASMA GENERATOR - Methods, systems, and computer program products are described for measuring and controlling parameters of a plasma generator. A current in a primary winding of a transformer or inductive element that generates a plasma is measured. A voltage across a secondary winding of the transformer or inductive element is measured. Based on the current of the primary winding and the voltage across the secondary winding, a parameter of the plasma is determined. The parameter includes a resistance value associated with the plasma, a power value associated with the plasma, or both. | 2012-06-14 |
20120146509 | GENERATING PLASMAS IN PULSED POWER SYSTEMS - Generating plasmas in pulsed power systems. In one aspect, a system includes a plasma chamber having one or more anodes and cathodes arranged for generating a plasma in the plasma chamber, two or more plasma power supplies each having a pulsed power output suitable for generating the plasma and coupled to respective of the one or more anodes and cathodes of the plasma chamber and a signal generator supplying the input signal coupled to the inputs of the plasma power supplies. The input signal is selected to trigger the pulsing, by the arc management circuitry, of the power output from the plasma power supplies. The plasma power supplies each include arc management circuitry and an input coupled to trigger, in response to an input signal, pulsing, by the arc management circuitry, of the power output from the plasma power supply. | 2012-06-14 |
20120146510 | PULSED DISCHARGE EXTREME ULTRAVIOLET SOURCE WITH MAGNETIC SHIELD - A magnetically shielded, efficient plasma generation configuration for a pulsed discharge extreme ultraviolet (EUV) light source comprises two opposed convex electrodes mounted with axes parallel to a static magnetic field. A limiter aperture disposed between the electrodes, in conjunction with the field lines, defines a hollow plasma cylinder connecting the electrodes. A high pulsed voltage and current compresses the plasma cylinder and its interior magnetic field onto the electrode surfaces to create a magnetic insulating layer at the same time as propelling the working gas from each side toward the space between the electrode tips. The plasma then collapses radially in a three-dimensional compression to form a dense plasma on the axis of the device with radiation of extreme ultraviolet light. | 2012-06-14 |
20120146511 | PLASMA LIGHT SOURCE - A pair of coaxial electrodes | 2012-06-14 |
20120146512 | LED LIGHTING MODULE AND LIGHTING DEVICE USING THE MODULE - Provided are an LED light-emitting module and an illumination apparatus using the same. The LED light-emitting module includes a body frame having a light emitting opening in a direction inclined with respect to a ground surface and a coupling surface to which an LED package is coupled, the body frame including reflective plates extending from opposite sides of the coupling surface to define the light emitting opening, a plurality of heat radiating fins placed on the entire surface of the body frame except for the light emitting opening, and a plurality of LED packages installed on the coupling surface of the body frame such that light radiation angles of the LED packages are adjusted according to an angle by which the coupling surface is bent. | 2012-06-14 |
20120146513 | LED LAMP - The invention relates to an LED lamp ( | 2012-06-14 |
20120146514 | LIGHT EMITTING DIODE DRIVER HAVNG CASCODE STRUCTURE - A driver circuit for driving light emitting diodes (LEDs). The driver circuit includes: a string of LEDs divided into n groups, the n groups of LEDs being electrically connected to each other in series, a downstream end of group m−1 being electrically connected to the upstream end of group m, where m is a positive number equal to or less than n. The driver circuit also includes a power source coupled to an upstream end of group 1 and operative to provide an input voltage and a plurality of current regulating circuits, each of the current regulating circuits being coupled to the downstream end of a corresponding group at one end and coupled to a ground at the other end and including a sensor amplifier and a cascode having first and second transistors. | 2012-06-14 |
20120146515 | DRIVING DEVICE FOR LED MODULE - A driving device for a LED module is provided. The driving device for the LED module includes a voltage converting unit, a LED module voltage detecting unit, and a switching signal generation unit. The voltage converting unit produces a driving voltage to drive the LED module according to a switching signal. The LED module voltage detecting unit divides the driving voltage to produce a comparison voltage. The switching signal generation unit receives the comparison voltage by a fault detection pin and compares a reference voltage and the comparison voltage to enable or disable the switching signal. After the switching signal is disabled, the switching signal generation unit further pulls up a voltage level of the fault detection pin to a logic high level voltage, so as to produce a fault notification signal to let the fault detection pin also have a function for fault notification. | 2012-06-14 |
20120146516 | SYSTEM FOR MANUFACTURING POWER SUPPLY UNIT AND METHOD FOR MANUFACTURING POWER SUPPLY UNIT, AND FLICKER MEASUREMENT APPARATUS - A method of manufacturing a power supply unit (PSU) is provided. The method includes providing at least one PSU supplying a dimming signal to at least one light source, performing a first test for electrical characteristics of the at least one PSU, detecting light emitted from the at least one light source, measuring a flicker of the at least one light source, and performing a second test for a state of the at least one PSU based on a flicker measurement result, and packing a PSU determined to be in a normal state among the at least one PSU, as a result of the first test and the second test. | 2012-06-14 |
20120146517 | High Spectral Resolution Color Sensor Using Non-Dispersive Elements - The invention describes a light sensor ( | 2012-06-14 |
20120146518 | Predicative lighting control system - A light management system is disclosed. The light management system includes networked control modules and computer devices that utilize object detection and geographical location information to predict a direction and/or determine speed of an object along a pathway. Based on the predicted direction and/or determined speed of the object along the pathway, the control modules turn on lighting in advance of the arrival of the object along the pathway. The light management system preferably also provides light usages data or operation data to the one or more remote computer devices. | 2012-06-14 |
20120146519 | LIGHTING APPARATUS AND CIRCUITS FOR LIGHTING APPARATUS - The present invention discloses a lighting apparatus that includes a plurality of parallel circuits and a common circuit. The parallel circuits each comprise a switching transistor and a set of LEDs, the sets of LEDs having different characteristics such as different light output wavelengths. In operation, one of the parallel circuits is selected by activating the corresponding switching transistor, thus selecting the respective LEDs to be activated. The common circuit also comprises a set of LEDs, these LEDs being activated no matter which parallel circuit is selected. In various implementations, the lighting apparatus can generate a wide spectrum of light outputs by selectively activating the plurality of parallel circuits within time slots of a duty cycle. In some cases, balancing of loads across the parallel circuits is desired to maintain the appropriate current flowing through the LEDs. | 2012-06-14 |
20120146520 | POWER MANAGEMENT AND CONTROL MODULE AND LIQUID CRYSTAL DISPLAY DEVICE - A power management and control module adapted for a liquid crystal display device includes a boost-type DC/DC topology circuit, a LED dimming control circuit and a multiplexer. The boost-type DC/DC topology circuit has a voltage output terminal electrically connected with a logic high power supply terminal of a gate driving circuit and a power supply terminal of a LED backlight source. The LED dimming control circuit is electrically connected with the LED backlight source for dimming operation. A first and second data input terminals of the multiplexer are electrically connected to the voltage output terminal through a first and second feedback networks respectively. The LED backlight source is electrically connected in the second feedback network. A data output terminal of the multiplexer is electrically connected to the boost-type DC/DC topology circuit and alternatively communicated with the first or second data input terminal to provide a feedback input voltage. | 2012-06-14 |
20120146521 | Method for Driving Light-Emitting Element and Method for Driving Light-Emitting Device - A method for driving a light-emitting element is provided with two steps: a first step of performing constant current drive; and a second step of increasing the absolute value of a voltage with time. It is assumed that a short circuit between a pair of electrodes occurs when a voltage which is applied to the light-emitting element is lower than or equal to the emission start voltage. A shift from the first step to the second step occurs when this condition is satisfied. Accordingly, a high current can be passed through a short-circuited portion between the pair of electrodes in the second step. The portion is insulated by heat (a short circuit between a pair of electrodes can be repaired), so that deterioration in the light-emitting element can be suppressed, and luminance of the light-emitting element can be recovered. | 2012-06-14 |
20120146522 | LIGHT EMITTING DIODE DRIVER USING TURN-ON VOLTAGE OF LIGHT EMITTING DIODE - A driver circuit for driving light emitting diodes (LEDs). The driver circuit for driving light emitting diodes (LEDs) includes a string of LEDs divided into n groups. The n groups of LEDs are electrically connected to each other in series and the downstream end of group m−1 is electrically connected to the upstream end of group m, where m is a positive number equal to or less than n. The driver circuit also includes a plurality of current regulating circuits, where each of the current regulating circuits is coupled to a downstream end of a corresponding group and has at least one transistor and a detector for measuring a current flowing through the corresponding group. | 2012-06-14 |
20120146523 | LIGHT EMITTING DIODE DRIVER - A driver circuit for driving light emitting diodes (LEDs). The driver circuit includes a string of LEDs divided into n groups and the n groups of LEDs is electrically connected to each other in series, where a downstream end of group m-1 is electrically connected to the upstream end of group m. The driver circuit also includes a power source coupled to an upstream end of group | 2012-06-14 |
20120146524 | LIGHT EMITTING DIODE DRIVER HAVING PHASE CONTROL MECHANISM - A driver circuit for driving light emitting diodes (LEDs). The driver circuit includes a string of LEDs divided into n groups, the n groups of LEDs being electrically connected to each other in series, a downstream end of group m−1 being electrically connected to the upstream end of group m. The driver circuit also includes a power source coupled to an upstream end of group | 2012-06-14 |
20120146525 | APPARATUS AND METHODS OF OPERATION OF PASSIVE AND ACTIVE LED LIGHTING EQUIPMENT - This invention is concerned with the control and design of a passive or an active LED lighting system that does not need electrolytic capacitors in the entire system and can generate light output with reduced luminous flux fluctuation. The proposal is particularly suitable, but not restricted to, off-line applications in which the lighting system is powered by the ac mains. By eliminating electrolytic capacitors which have a limited lifetime of typically 15,000 hours, the proposed system can be developed with robust electrical components such as inductor and diode circuits, and it features long lifetime, low maintenance cost, robustness against extreme temperature variations and good power factor. The proposed circuits can become dimmable systems if the AC input voltage can be adjusted by external means. | 2012-06-14 |
20120146526 | Electronic Ballast with High Power Factor - This invention provides an integrated power supply for a controller of an electronic ballast for a fluorescent lamp. The integrated power supply couples output power from the electronic ballast and uses the coupled power to provide power to the controller. In one embodiment, the electronic ballast may include a rectifier for converting an alternating current input voltage into a direct current output voltage, and a circuit including a combined power factor correction (PFC) stage and an inverter, wherein the PFC stage and the inverter share a switch. Also provided is a controller for an electronic ballast. The controller may include a voltage mode or current mode duty ratio controller that controls a duty ratio of a switch of the ballast. The controller and the ballast allow dimming of the fluorescent lamp while maintaining a high power factor. | 2012-06-14 |
20120146527 | LED DRIVING CIRCUIT - An LED driving circuit includes a rectifying unit connected to an AC power, an LED unit, a voltage-controlled transistor, a current detection unit, a low-pass filter and a current control unit. The rectifying unit, the LED unit, the voltage-controlled transistor and the current detection unit are connected in series to form a current loop. The current detection unit generates a square DC voltage signal representing the current flow in the current loop. The low-pass filter transfers the square DC voltage signal to an average voltage signal. The current control unit compares the average voltage signal to a reference voltage. According to the result of the comparing, the current control unit outputs a corresponding control signal to the voltage-controlled transistor to maintain the current flow in the current loop as a constant. Therefore, the brightness of the LED unit can be uniform. | 2012-06-14 |
20120146528 | Circuit Configuration for Operating LEDS for a Micromirror Arrangement - A circuit configuration for operating at least one LED, comprising: an input with a first input terminal (E | 2012-06-14 |
20120146529 | METHOD AND APPARATUS PROVIDING UNIVERSAL VOLTAGE INPUT FOR SOLID STATE LIGHT FIXTURES - A method for providing universal voltage input to a solid state lighting fixture ( | 2012-06-14 |
20120146530 | LIGHT EMITTING DIODE DRIVER - The present, invention relates to a light emitting diode driver that integrates a light emitting diode control function and a power switching control function at a secondary side insulated from a primary side in a power supply circuit, without using a photo coupler to control power switching at the primary side. | 2012-06-14 |
20120146531 | DRIVING CIRCUIT OF LIGHT EMITTING ELEMENT, LIGHT EMITTING DEVICE USING THE SAME, AND ELECTRONIC DEVICE - The present disclosure provides a driving circuit of a light emitting element including a switching power source for supplying a driving voltage to a first terminal of the light emitting element to be driven and a current driver connected to a second terminal of the light emitting element for supplying a driving current to the light emitting element while a burst dimming pulse is being asserted. | 2012-06-14 |
20120146532 | CURRENT REGULATOR CIRCUIT FOR LED LIGHT - A regulator scheme for an LED light wherein the peak input current to the regulator and the regulator duty cycle produce a feedback signal which infers the average regulator output current. Both buck-boost and flyback type output circuits are disclosed. | 2012-06-14 |
20120146533 | LIGHT-EMITTING DIODE DRIVING CIRCUIT CAPABLE OF CONTROLLING THE CURRENT OF A CONSTANT LIGHT-EMITTING DIODE - Disclosed is a light-emitting diode (LED) driving circuit. The LED driving circuit includes a switching element configured to provide or interrupt input power to an LED, a first sensing element connected to the LED and configured to generate a feedback voltage corresponding to a current flowing through the LED, a controller having the same reference voltage as the first sensing element and configured to control an on/off operation of the switching element on the basis of the feedback voltage, and a first inductor and a diode connected to the LED and configured to provide the LED with a current induced during the on operation if the switching element is turned off. | 2012-06-14 |
20120146534 | DC/AC Inverter - A fluorescent lamp device includes a frequency generator for generating a pulse signal, a driver circuit coupled to said frequency generator for generating at least one driving signal according to said pulse signal, a half bridge power switch unit coupled to the driver circuit, a resonant tank coupled to the half bridge power switch unit, and a fluorescent lamp coupled to the resonant tank. | 2012-06-14 |
20120146535 | LED CONTROLLER ASIC AND PWM MODULE THEREOF - An LED controller application specific integrated circuit includes a host interface and a PWM module. The PWM module is configured to control a plurality of LED devices, and comprises a PWM data buffer, an arithmetic core and a plurality of PWM channels. The PWM data buffer is configured to store PWM turning-point data from the host. The arithmetic core is configured to generate PWM data according to the PWM turning-point data stored in the PWM data buffer. The plurality of PWM channels are configured to receive the PWM data, and each comprises a PWM controller and a PWM I/O interface. The PWM controller is configured to control the operation of the PWM channel. The PWM I/O interface is configured to connect to an LED device. | 2012-06-14 |
20120146536 | LED LIGHTING SYSTEM - An LED lighting system has a constant AC current source, a circuit loop and a plurality of light emitting diodes in the circuit loop. The constant AC current source eliminates the need for integrated circuits and other circuit components that can fail or be damaged in a light fixture, particularly an outdoor, landscape lighting fixture. The LED lighting system preferably contains a current transformer and/or a full wave bridge rectifier to maximize the number of LEDs in a lighting system—and/or a voltage clamping circuit to minimize the chance of run-away voltage. | 2012-06-14 |
20120146537 | VARIABLE-INDUCTOR ELECTRONIC BALLASTS - A variable-inductor electronic ballast includes a generic ballast and a variable-inductor controller. The variable-inductor controller includes either an additive-inductor or a subtractive-capacitor embodiment. An optional winding to the existing transformer can enhance the ratio of power steps. | 2012-06-14 |
20120146538 | 3-WAY, PHASE-CUT DIMMABLE LED DRIVER - An LED driver is presented with a sensing circuit and attenuator circuits to provide three-way switched dimming as well as phase-cut dimming to control the output power driving an LED load. | 2012-06-14 |
20120146539 | JITTER DETECTION AND COMPENSATION CIRCUIT FOR LED LAMPS - A power signal driving an LED is measured to determine a characteristic (e.g., a power level) of the power signal. The characteristic is compared to the power signal's history and any deviation is detected. If the source of the deviation is determined to be jitter, the deviation is compensated for. | 2012-06-14 |
20120146540 | METHOD AND APPARATUS TO CONTROL LED BRIGHTNESS - Method and apparatus to control LED brightness are disclosed. An example method includes receiving a dimmer control signal; determining a cutoff point of the dimmer control signal; determining the position of a rising edge signal within the dimmer control signal; determining if the rising edge signal occurred before the cutoff point; and outputting an LED brightness signal indicating full brightness when the rising edge signal occurred before the cutoff point, and indicating a scaled brightness when the rising edge signal did not occur before the cutoff point. | 2012-06-14 |
20120146541 | CIRCUITRY TO CONTROL A SWITCHING REGULATOR - In one aspect, a circuit includes a switching regulator configured to provide power to a load, a current regulator circuit coupled to the load and a response circuit configured to provide a control signal to the switching regulator in response to electrical changes of the current regulator circuit. The control signal changes non-linearly with respect to the electrical changes at the current regulator circuit. | 2012-06-14 |
20120146542 | RAMP CONTROLLED DRIVER FOR SERIES/PARALLEL SOLID STATE LIGHTING DEVICES - An electronic OLED driver apparatus is presented, which includes a DC-DC converter stage with a waveform generator generating converter setpoints with profiles having minimum rise time and fall time values. | 2012-06-14 |
20120146543 | CONNECTOR FOR LIGHT SOURCE MODULE AND BACKLIGHT ASSEMBLY HAVING THE SAME - A connector for a light source module includes a body portion and a terminal portion. The body portion includes a first opening portion and a second opening portion. The first opening portion receives a portion of the light source module. The second opening portion receives a portion of a light source driver which drives the light source module. The terminal portion includes a first terminal and a second terminal. The first terminal is in the first opening portion of the body portion. The second terminal is connected to the first terminal. The second terminal is in the second opening portion of the body portion. | 2012-06-14 |
20120146544 | LIGHT EMITTING DIODE CIRCUIT - In light emitting diode circuits ( | 2012-06-14 |