09th week of 2011 patent applcation highlights part 38 |
Patent application number | Title | Published |
20110051372 | STRESS RELIEVED HOSE ROUTING TO LIQUID-COOLED ELECTRONICS RACK DOOR - A cooling apparatus and method are provided which include an air-to-liquid heat exchanger and system coolant inlet and outlet plenums mounted to an electronics rack door along an edge of the door remote from the edge hingedly mounted to the rack. The plenums are in fluid communication with the heat exchanger and respectively include an inlet and outlet. Coolant supply and return hoses are disposed above the electronics rack and couple the inlet plenum to a coolant supply header and the outlet plenum to a coolant return header. The hoses are sufficiently long and flexible to open or close the door. A stress relief structure is attached to the top of the door and clamps the supply and return hoses in fixed relation to relieve stress on connect couplings at the ends of the hoses to the plenum inlet and outlet during opening or closing of the door. | 2011-03-03 |
20110051373 | CAGE HAVING A HEAT SINK DEVICE SECURED THERETO IN A FLOATING ARRANGEMENT THAT ENSURES THAT CONTINUOUS CONTACT IS MAINTAINED BETWEEN THE HEAT SINK DEVICE AND A PARALLEL OPTICAL COMMUNICATIONS DEVICE SECURED TO THE CAGE - A floating heat sink device is provided that attaches to a cage in a floating configuration that enables the heat sink device to move, or “float”, as the parallel optical communications device secured to the cage moves relative to the cage. Because the heat sink device floats with movement of the parallel optical communications device, at least one surface of the parallel optical communications device maintains continuous contact with at least one surface of the heat sink device at all times. Ensuring that these surfaces are maintained in continuous contact at all times ensures that heat produced by the parallel optical communications device will be transferred into and absorbed by the floating heat sink device. | 2011-03-03 |
20110051374 | IMAGE CAPTURING DEVICE - An image capturing device a circuit base, an image sensor, a cooling member, and an elastic member. The image sensor is disposed on the circuit base. The circuit board defines a first opening covered by the image sensor. The elastic member is interposed between the circuit board and the cooling member. The elastic member comprises a bulged elastic flange running through the first opening and compressively abutting against the image sensor and the circuit board and an elastic arm bent towards the cooling member and elastically abutting against the cooling member. | 2011-03-03 |
20110051375 | Highly Integrated Miniature Radio Frequency Module - A highly integrated miniature RF module includes a dielectric base board with opposing top and bottom metal layers and having interconnects traces, radio frequency (RF) circuits and semiconductor chips at the top metal layer and ground and signal pads at the bottom metal layer. Metalized vias extending through the dielectric material connect the top and bottom layers. A top cover made out of laminate material, such as FR-4, with opposing top and bottom metal layers and having machined compartments and channels, surrounded with arrays of metal plated vias extending through the laminate material, protects the RF circuits and chips and provide the required isolation and wave propagation. | 2011-03-03 |
20110051376 | SOLDER JOINT RELIABILITY IN MICROELECTRONIC PACKAGING - A microelectronic assembly and method for fabricating the same are described. In an example, a microelectronic assembly includes a microelectronic device having a surface with one or more areas to receive one or more solder balls, the one or more areas having a surface finish comprising Ni. A solder material comprising Cu, such as flux or paste, is applied to the Ni surface finish and one or more solder balls are coupled to the microelectronic device by a reflow process that forms a solder joint between the one or more solder balls, the solder material comprising Cu, and the one or more areas having a surface finish comprising Ni. | 2011-03-03 |
20110051377 | CIRCUIT BOARD HOLDING MEMBER AND IMAGE FORMING APPARATUS - A circuit board holding member includes a body portion, holding portions and first attachment portions. The body portion is made of resin, and is provided to hold a circuit board. The holding portions are made of resin. The holding portions are formed integrally with the body portion, and are provided to hold connection lines to be connected from electric modules of an apparatus to the circuit board. The first attachment portions are provided in the body portion and serve for removably attaching the circuit board to the apparatus. | 2011-03-03 |
20110051378 | Wafer-Level Molded Structure for Package Assembly - An integrated circuit structure includes a bottom die; a top die bonded to the bottom die with the top die having a size smaller than the bottom die; and a molding compound over the bottom die and the top die. The molding compound contacts edges of the top die. The edges of the bottom die are vertically aligned to respective edges of the molding compound. | 2011-03-03 |
20110051379 | ELECTRONIC DEVICE AND CONNECTING MECHANISM THEREOF - A connecting mechanism is provided to connect an input module to a display module of an electronic device, wherein the display module is slidable relative to the input module along a first direction. The connecting mechanism includes a FPC and a sliding hinge comprising a fixed member fixed to the input module, a slider fixed to the display module, and a sliding plate fixed to the slider and movably received in a concave space of the fixed member. The FPC has a first portion extended from a side wall of the fixed member to the middle of the slider along a second direction, and the first portion is bent and extended along the first direction to an opening of the slider. A bent portion of the FPC passes through the opening to connect the first portion and a second portion of the FPC, wherein the first and second portions are on opposite sides of the slider. | 2011-03-03 |
20110051380 | PORTABLE TERMINAL - A portable terminal comprise a lower body, an upper body disposed to overlap the lower body, and formed to be in an open configuration which exposes a part of an upper surface of the lower body, and a closed configuration which covers the one part by a sliding motion, a flexible printed circuit board (FPCB) having one end connected to the lower body and another end connected to the upper body, and formed to be bent as the upper body moves with respect to the lower body, and an FPCB retention unit configured to elastically move one or more to bent portions of the FPCB into an accommodation space formed in the upper body when the upper body moves from a closed configuration to an open configuration. | 2011-03-03 |
20110051381 | FLEXIBLE HARNESS AND ELECTRICAL CONNECTOR CABLE USING SAME - There is provided a flexible harness adapted to be detachably connected to electrode pads of an electric/electronic component. The flexible harness according to the present invention comprises: a flexible insulator film; a conductor pattern formed on the flexible insulator film; a terminal plane which is an end region of the conductor pattern; and ball-like contact bumps formed on the terminal plane. Each contact bump includes a core made of an elastically deformable resin and an electrical conductor layer surrounding the core. | 2011-03-03 |
20110051382 | ELECTRO-OPTICAL APPARATUS, FLEXIBLE PRINTED CIRCUIT BOARD, MANUFACTURING METHOD FOR ELECTRO-OPTICAL APPARATUS, AND ELECTRONIC EQUIPMENT - An electro-optical apparatus comprising an electro-optical panel including a display section, a flexible printed circuit board, and a rigid circuit board. The flexible printed circuit board includes a first terminal connected to the electro-optical panel and a second terminal connected to an external circuit. The rigid circuit board includes a first surface on which electronic components are mounted and a second surface mounted to the flexible printed circuit board. The second surface of the rigid circuit board is opposite to the first surface. An entirety of the rigid circuit board is stacked on the flexible printed circuit board within the flexible printed circuit board. The rigid circuit board is electrically connected to the flexible printed circuit board. The flexible printed circuit board is bent toward the external circuit. | 2011-03-03 |
20110051383 | WATERPROOF STRUCTURE FOR PORTABLE ELECTRONIC DEVICE - A waterproof structure for a portable electronic device includes a housing, an interface member, a waterproof circuit board, a chamber, and a main circuit board. The housing has a bottom wall and a peripheral wall around the bottom wall, the bottom wall has an enclosure formed thereon, the peripheral wall defines a connecting hole through to the enclosure. The interface member has an interconnect inlet, the interface member is placed into a chamber, the interconnect inlet aligns with the connecting hole, the waterproof circuit board engages in the enclosure to prevent vapors or dust enter into the main circuit board, the waterproof circuit board also electronically connect the main circuit board. | 2011-03-03 |
20110051384 | PRINTED CIRCUIT BOARD ELEMENT HAVING AT LEAST ONE COMPONENT EMBEDDED THEREIN AND METHOD FOR EMBEDDING AT LEAST ONE COMPONENT IN A PRINTED CIRCUIT BOARD ELEMENT - A printed circuit board element ( | 2011-03-03 |
20110051385 | HIGH-DENSITY MEMORY ASSEMBLY - High-density memory assemblies and related methods for manufacturing and using such memory assemblies are included in the present disclosure. According to one exemplary embodiment, a high-density memory assembly includes stacked first and second panels. The first and second panels each comprise a substrate and at least one chip disposed on the substrate. The first and second panels each further comprise connecting tabs extending from the substrates of the first and second panels. | 2011-03-03 |
20110051386 | Circuit Board, Mounting Structure, and Method for Manufacturing Circuit Board - A circuit board ( | 2011-03-03 |
20110051387 | METHOD FOR ELECTROLESS NICKEL-PALLADIUM-GOLD PLATING, PLATED PRODUCT, PRINTED WIRING BOARD, INTERPOSER AND SEMICONDUCTOR APPARATUS - An object of the present invention is to provide an electroless nickel-palladium-gold plating method which is able, when performed on a plating target surface such as terminals of a printed wiring board, terminals of other electronic components, and other resin substrates with a fine metal pattern, to prevent abnormal metal deposition on a resin surface which is an undercoat and to provide a high-quality plated surface. Another object of the present invention is to provide a plated product with a high-quality plated surface, particularly such as an interposer and motherboard, and a semiconductor apparatus using the same. These objects were achieved by the electroless nickel-palladium-gold plating method of the present invention, which is a method for plating target objects such as terminals of a printed wiring board and in which at least one surface treatment selected from a treatment with a solution of pH 10 to 14 and a plasma treatment is performed at an optional step after the step of providing a palladium catalyst and before the step of performing electroless palladium plating. | 2011-03-03 |
20110051388 | PRINTED CIRCUIT BOARD WITH A FUSE AND METHOD FOR THE MANUFACTURE OF A FUSE - Some invention embodiments relate to a method for forming a fuse which electrically connects two metal surfaces ( | 2011-03-03 |
20110051389 | BOARD TERMINAL - A board terminal includes a metal wire and concave portions formed on peripheral surfaces along the length of the wire. The metal wire is cut to a predetermined length, and the concave portions are formed by pressing the peripheral surfaces of the wire at intermediate portions along the length thereof. | 2011-03-03 |
20110051390 | ELECTRONIC ASSEMBLY FOR AN IMAGE SENSING DEVICE - An electronic assembly for an image sensing device is disclosed, comprising an image sensing element, a lens set comprising a feet enclosing a cavity to receive the image sensing element and an opaque conductive layer disposed on at least a portion of a top side, a sidewall and a bottom side of the lens set, wherein the opaque conductive layer is electrically connected to a grounding layer to reduce electromagnetic interference (EMI) to the image sensing element. | 2011-03-03 |
20110051391 | CHIP CARD HOLDER - A chip card holder for holding a chip card is disclosed including a base member, a mounting frame and a holding member. The mounting frame is made of metal materials and secured to the base member. The holding member is used to hold the chip card and is slidably mounted within the mounting frame. When the holding member is completely received in the mounting frame, the mounting frame and the base member cooperatively enclose and preventing the chip card from electromagnetic interference. | 2011-03-03 |
20110051392 | LIGHT MANAGEMENT ASSEMBLY - The present application describes light management assemblies comprising a light transmissive plate, optical film, and a cover film which covers at least one major surface of the light transmissive plate. Optical film(s) may be adjacent or attached to the outside of the cover film or contained within the cover film between the light transmissive plate and the cover film. The present application also describes a method of making a liquid crystal display device using the light management assemblies described in this application. | 2011-03-03 |
20110051393 | DISPLAY DEVICE - Both end portions of a light guide body ( | 2011-03-03 |
20110051394 | WARM WHITE LIGHTING DEVICE - The present invention relates to warm white light engines including combinations of blue, cyan, and red, red-orange, or amber emitters and one or more phosphors that produce a white light pleasing to the human eye through the use of improved color uniformity and improved collimation of light. Specifically, a micro-lenslet array having an optimized surface is used to disperse light from the light emitter; an innercollimation lens having an optimized cross-sectional shape and micro-ridges is used to disperse light; a TIR reflector having an optimized cross-sectional shape and micro-ridges is used to disperse and redistribute phase as well as provide collimation; and a final micro-lenslet layer includes optimized lenslet design placement and randomization factor to homogenize light to produce a uniform warm white light. | 2011-03-03 |
20110051395 | SIGNAGE - This invention concerns a media display sign ( | 2011-03-03 |
20110051396 | LENTICULAR FILM AND BACKLIGHT MODULES FOR USE THEREWITH - A backlight module can comprise: a backlight source, a diffuser plate adjacent the backlight source, and a lenticular film having a convex lenticular feature on a viewing side, wherein the diffuser plate is located between the lenticular film and the backlight source. | 2011-03-03 |
20110051397 | OPTICAL ASSEMBLY, BACKLIGHT UNIT AND DISPLAY APPARATUS THEREOF - The present invention relates to an optical assembly, a backlight unit, and a display apparatus thereof. According to an embodiment of the present invention, an optical assembly includes a first layer; a plurality of light sources disposed over the first layer; and a second layer that is disposed above the first layer and cover the plurality of light sources on the first layer, wherein the plurality of light sources are disposed as a first light source array and a second light source array, the first light source array including first lines of light sources among the plurality of light sources, the second light source array including second lines of light sources among the plurality of light sources, the first and second lines being alternatively disposed. | 2011-03-03 |
20110051398 | Backlight Module - A backlight module includes a light guide plate and a flexible illuminating bar. The light guide plate has a light emitting top surface and a plurality of light incident side surfaces. Each of the light incident side surfaces is connected to the light emitting top surface. The flexible illuminating bar includes a circuit board module and a plurality of point light sources. The circuit board module includes a plurality of circuit boards and at least one flexible electrical connection member. The circuit boards are disposed at the light incident side surfaces, respectively. The flexible electrical connection member electrically connects two of the circuit boards and is bendingly disposed between the corresponding two of the circuit boards. The point light sources are electrically disposed on the circuit boards and suitable for emitting light towards the light incident side surfaces. In addition, another backlight module is also provided. | 2011-03-03 |
20110051399 | PORTABLE ILLUMINATED DISPLAY DEVICE - The present invention is a portable illuminated display device. The device includes a plurality of light emitting diodes (LEDs) that provide light to the device, a substrate that is lit by the LEDs, a plurality of batteries that power the display, an image that includes a message or other indicia and a color insert that can change the LEDs light color. The device also includes a core with an electronics component, a light panel that receives the light from the LEDs and provides a homogenous area of light, a cover with a cover surface, a casing with a back lid, a front lid and an opening between the lids, a vertical and horizontal attachment point, a on and off push button and a metal plate and a plurality of magnets to allow a user to attach the device. | 2011-03-03 |
20110051400 | HELMET MOUNTED LIGHTING SYSTEM - A helmet lighting system includes a housing configured for attachment to a helmet wherein a lighting module includes a power source, plurality of light sources, signal receiving means configured to receive operational signals from one or more associated vehicles and a controller configured to selectively control the plurality of light sources responsive to said signal receiving means receiving said operational signals. In this manner, the lighting module may mimic brake lights and strobe lights associated with a motorcycle for example thereby rendering the motorcycle and rider more visible. Flexible ends of the housing allow the housing to attach securely to different helmet styles. Alternatively the lighting module may be integrated with the helmet. An emergency mode allows the helmet to be used as a warning device. | 2011-03-03 |
20110051401 | LIGHTING SYSTEM FOR CABINET DISPLAY CASE - A lighting system utilizing light emitting diode lamps, designed to be mounted on the mullion inside a cabinet display case wherein the distribution of light illuminates the product in an even and consistent manner. | 2011-03-03 |
20110051402 | Luminaire Having Separate Lamps for Direct Lighting and Indirect Lighting - The present invention relates to a luminaire, which comprises a plate-shaped light guide, and first lamps disposed on one or more narrow sides of the light guide and configured to couple light into the plate-shaped light guide, wherein the light coupled into the light guide is emitted via a flat side of the light guide in a first irradiating direction of the luminaire. Said luminaire is characterized in that the first lamps are formed by a plurality of light-emitting diodes and that the luminaire furthermore comprises second lamps and a reflector arrangement associated therewith, by way of which the light of the second lamps is emitted in a second irradiating direction opposite the first irradiation direction. | 2011-03-03 |
20110051403 | FLUORESCENT LIGHTING FIXTURE - A lamp fixture includes a housing situated along a housing principal axis. The housing has a first housing end and a second housing end which are situated in opposed relation along the housing principle axis. A polycarbonate lens tube encompasses the housing about the housing principle axis and transmits light emanating from the at least one tubular fluorescent lamp. The lens tube is open at first and second tube ends. The first and second tubular ends are situated in opposed relation along the housing principle axis. A first endcap joins the first tube end to the first housing end. A second endcap joins the second tube end to the second housing end. When endcaps join the tubular lens to the housing, the resulting unit provides a light fixture for the at least one fluorescent tubular lamp. | 2011-03-03 |
20110051404 | APPARATUS WITH ELECTRIC ELEMENT POWERED BY A CAPACITIVE, CERAMIC- BASED ELECTRICAL ENERGY STORAGE UNIT (EESU) WITH CHARGING INTERFACE - Within an apparatus ( | 2011-03-03 |
20110051405 | LED NIGHT LIGHT HAS LASER OF HOLOGRAM ELEMENT(S) - An LED night light has a laser or hologram optics-element and is suitable for night time or dark area use over an extended time period. The night light may be a plug-in wall outlet night light or direct current (DC) operated night light having an image, message, or logo shown on the surface of the optics element. The LED night light parts that may include a housing member, optics-lens, openings, cut-outs, and/or plastic parts to create a preferred image. The night light can be designed with added features to enable adjustment of the angle, distance, position, or orientation of the LED(s) with respect to the optics-means to provide eye-catching light effects by varying the image size, dimensions, etc. The power source may be interchanged between an AC powered sealed-unit and a DC powered battery-pack. | 2011-03-03 |
20110051406 | Star lite - A self contained water proof, decorative, mystical star that projects extra bright, random light out of up to 5 of it's arms. Provides a universal mount to allow for as many possible uses in as many environments as possible. Placed on rods for use with particular holidays or events in but not limited to: floral arrangements, lawn borders and beach events. Worn as a necklace with supplied eye-screw for use in dry or wet environments such as but not limited to: dance parties, beach, pool, cruse ship events or as a hanging ornament. Floral wire can be used in universal mount via the eye-screw to twist tie STAR LITE to plants, tubing and other structures. Designed to float, be food safe and smooth surfaced which makes it well suited for but not limited to: fountains, punch bowls, in glasses, under buffet lighting or on wedding cakes. | 2011-03-03 |
20110051407 | Push Fit Waterproof Interconnect For Lighting Fixtures - A push fit waterproof interconnect hub for a sequence of lighting fixtures. Each interconnect hub is formed as part of a special end cap of the lighting fixture. The interconnect hubs include a waterproof interconnect system that allows pass-through of electrical dabbling. | 2011-03-03 |
20110051408 | LED Device With High Color-Rendering Index - An LED device with high color-rendering index includes a substrate; three white light units arranged on the substrate, each of the white light units being an LED element that combines a blue light chip with fluorescent glue to produce a mixed light; and a red light unit arranged on the substrate among the three white light units and being an LED element that combines a red light chip with fluorescent powder to produced a mixed light. With the specific arrangement of positioning the red light unit among three white light units, a mixed light produced by the LED device is a visually comfortable warm white light with high color-rendering index. Therefore, the LED device can be used in an environment where a large quantity of LEDs are needed, so largely reduces the users' eye discomfort. | 2011-03-03 |
20110051409 | LIGHT ELEMENT SEAL MODULE AND METHOD FOR SAME - An LED panel assembly includes a circuit board having a plurality of LEDs. An LED seal louver is coupled over the circuit board. The LED seal louver includes a substrate and a pliable seal membrane. The substrate includes one or more substrate cavities. The pliable seal membrane is coupled with the substrate, and the pliable seal membrane includes a pliable material partially extending across the one or more substrate cavities. One or more LED passages extends through the pliable material adjacent to the substrate cavities. Each of the LED passages is sized and shaped to receive a single LED. Bulbs for one or more of the plurality of LEDs are correspondingly received within the LED passages, and the pliable material seals around each bulb with an interference fit. The bulbs are directly visible through the LED seal louver while the pliable seal membrane is sealed around the bulbs, and the circuit board is concealed by the LED seal louver and isolated from an environment exterior to the LED panel assembly. | 2011-03-03 |
20110051410 | IN-WALL LED LAMP CAN BE ADJUSTABLE IN ANGLES - An in-wall LED lamp can be adjustable in angles is provided. More particularly, the LED lamp includes a light-emitting assembly that is mounted in a frame and adjustable to various projection angles. The LED lamp is characterized in that a lamp body is provided with heat-dissipation fins, a transformer, and a light-emitting unit, and the lamp body is coupled to an in-wall frame by screws, so as for the LED lamp to have a simplified structure and be adjustable to various projection angles. | 2011-03-03 |
20110051411 | BACKLIGHT UNIT AND DISPLAY DEVICE - A backlight unit and display device are discussed. According to an embodiment, a light generating device includes an array of light source devices disposed on a substrate and including first and second light source devices forming a first line, the first and second light source devices spaced apart from each other with a first distance and configured to emit light in a first direction; another array of light source devices disposed on the substrate and including third and fourth light source devices forming a second line, the third and fourth light source devices spaced apart from each other with a third distance and configured to emit light in a second direction which is different from the first direction, the second line being spaced apart from the first line so that the first light source device is spaced apart from the third light source device with a second distance therebetween. | 2011-03-03 |
20110051412 | BACKLIGHT UNIT AND DISPLAY DEVICE - A backlight unit and a display device including the backlight unit are discussed. According to an embodiment, a light generating device comprising: a first layer; light source devices disposed on the first layer and configured to emit light; a reflection layer disposed on the first layer and configured to reflect the light emitted from the light source devices; a second layer covering the light source devices and the reflection layer; a diffusion layer disposed on the second layer and configured to diffuse the light emitted from the light source devices; and an auxiliary layer having light shielding members placed between the second layer and the diffusion layer, the auxiliary layer being separated from the second layer so as to create an air space between a surface of the second layer and surfaces of the light shielding members, the air space extending along the light source devices. | 2011-03-03 |
20110051413 | OPTIC SHIELDING - A lighting assembly includes a light source and a lens. The lens includes a light transmissive portion and an optic shield portion for blocking or redirecting at least a portion of light generated by the light source. The light source can include one or more light emitting diodes (LEDs). The optic shield can be painted on or otherwise applied to a portion of the lens. Alternatively, it can be integrally formed with the lens. The optic shield can be an opaque material for blocking light generated by the light source or can be a reflective material for reflecting light generated by the light source through the light transmissive portion of the lens. Methods for making an optic shield are also described. | 2011-03-03 |
20110051414 | Lighting System with Beam Conditioning - A lighting system is presented that includes a replaceable illumination module removably coupled to a base module. The replaceable illumination module includes one or more solid state lighting elements on a printed circuit board electrically and thermally connected to the base module. The base module may include a heat sink, where the heat sink is in thermal contact with the replaceable illumination module, and dissipates heat generated by the one or more solid state lighting elements during operation of the lighting system. The replaceable illumination module may also include one or more beam conditioning elements for generating a specified beam. The lighting system may be connected to an automated control network and may be automatically controlled thereby, or may be used to control some other system. The heat sink may be generated via a dynamically controllable extrusion die. | 2011-03-03 |
20110051415 | Convective heat-dissipating LED illumination lamp - A convective heat-dissipating light emitting diode (LED) illumination lamp includes a plurality of LED lighting heat-dissipating units ( | 2011-03-03 |
20110051416 | LIGHTING SYSTEM - The present invention relates the field of illumination devices, in particular to a lighting system ( | 2011-03-03 |
20110051417 | LAMP HOLDER, ILLUMINATION DEVICE, DISPLAY DEVICE, AND TELEVISION RECEIVER APPARATUS - A lamp clip | 2011-03-03 |
20110051418 | Method and Apparatus Pertaining to Heat Sinking a Light Fixture Light-Emitting Diode - A wall-mounted light fixture comprises an LED-mounting surface having one or more LED's mounted thereon to serve as a primary source of illumination for the wall-mounted light fixture. This wall-mounted light fixture also generally comprises a house that contains the one or more LED's. This housing also comprises, on a side that is directly thermally coupled to the LED(s) and that is oriented towards and disposed closest to the aforementioned vertical wall (when the wall-mounted light fixture is properly mounted on the vertical wall), a heat sink. This heat sink is thermally coupled to the LED-mounting surface and has an exterior portion shaped to have a large surface area to thereby substantially increase a heat-exchange capacity of the heat sink. | 2011-03-03 |
20110051419 | APPARATUS FOR FIXING LED LIGHT ENGINE TO LAMP FIXTURE - An apparatus for fixing an LED light engine includes a lamp fixture base with a fixing seat, a light emitting module with a basal seat having a light source, a heat dissipating module with a plurality of heat dissipating fins having an embedding groove concavely formed at laterals of the heat dissipating fins and the heat dissipating module being installed around the light emitting module and provided for dissipating heat, a fixing device with first and second fixing elements coupled to the heat dissipating module, and the first and second fixing elements being embedded into the embedding grooves and having at least one fixing plate installed at edges of the first and second fixing elements and fixed to the fixing seat, so as to fixing the heat dissipating module with the lamp fixture base quickly and easily, while overcoming the repair and maintenance problems and providing an excellent practical application of an LED lighting device. | 2011-03-03 |
20110051420 | LIGHTING APPARATUS USING LIGHT EMITTING DIODE - The invention includes a lamp housing member having a circular upper plate and a side portion formed at the outer circumference of the upper plate, first light emitting diode modules that are provided on a lower surface of the upper plate and are supplied with power to emit light, and second light emitting diode modules that are mounted on the inner surface of the side portion and are supplied with power to emit light. According to the invention, it is possible to increase a light distribution area, achieve illumination with high brightness, and improve flexibility in the road lighting design. In addition, it is possible to easily ensure a cut-off-angle at which pedestrians or drivers cannot directly view the second light emitting diode modules by adjusting the inclination angle of the side portion. | 2011-03-03 |
20110051421 | WATERPROOF LED BEACON LIGHT - The present invention relates to a beacon light ( | 2011-03-03 |
20110051422 | ENERGY SAVING LAMP - An energy saving lamp is provided. The energy saving lamp includes a main body, a circuit, an adjusting member, and a shielding device. The circuit includes a plurality of parallel loops, each parallel loop includes at least one light emitting member and a pair of open ends, the adjusting member is rotatablely connected to the main body; the shielding device is fixed on the adjusting member; a conductive rod is fixed at the shielding device, and is received in an accommodating hole of the main body; when the adjusting member turns under a twisting force, it drives the shielding device to turn, the conductive rod moves in the accommodating hole to contact different number of the pairs of open ends to close the loops of the open ends, the light emitting members in the closed loops are thus turned on. | 2011-03-03 |
20110051423 | LED ASSEMBLY - An LED module or assembly is disclosed, the assembly having at least one LED component mounted on a support or circuit board and an optical element which encloses the at least one LED component and defines an interior space in which the at least one LED component is housed. A vent device is defined within the optical element for permitting gases generated from operation of the at least one LED component to be vented to atmosphere. The vent device prevents outside moisture from entering the interior space, but permits the gases to pass out to atmosphere for minimizing the likelihood of fogging of the optical elements in the interior space of the assembly. | 2011-03-03 |
20110051424 | LIGHT EMITTING DIODE-LIGHT GUIDE COUPLING APPARATUS - Different arrangements for improving the coupling-in efficiency between an LED assembly and a light guide are disclosed. In a first arrangement, a substantially planar end of a light guide is seated on a perimeter wall of a support that encloses a LED assembly, and a reflecting surface enhances coupling efficiency of a light guide. Alternative arrangements use a separate coupler disposed between the LED assembly and the light guide, which coupler has a paraboloid or aspheroid conformation to develop substantially collimated light that is directed into the light guide. The cavity around the LED assembly and within the coupler, may be air or a material having an index of refraction that closely matches the index of refraction of the light guide material. | 2011-03-03 |
20110051425 | VARIABLE ILLUMINATION APPARATUS - A variable illumination apparatus includes: a first substrate; a second substrate opposed to the first substrate with a predetermined gap therebetween; a surrounding wall that is disposed between the first and second substrates, has a first opening and a second opening opposed to each other, and has an inner side surface that is tapered toward the second opening from the first opening; a partition wall to partition a liquid chamber formed by the first substrate, the second substrate, and the surrounding wall into regions, the partition wall being vertical to the first substrate and the second substrate; a liquid lens having a lens surface that is formed at an interface between two liquids and is electrically deformable, the two liquids being accommodated in each of the regions and each having a different refractive index; and a light source to irradiate light to the liquid lens from the first opening side. | 2011-03-03 |
20110051426 | LENS FOR LIGHT EMITTING DIODE - A lens includes a first transparent member and a second transparent member. The first transparent member includes a bottom surface, a Fresnel lens surface and a first sidewall. An LED is received in the bottom surface. The Fresnel lens surface is configured for aligning the light from the LED. The first sidewall is configured for refracting the light from the LED. The second transparent member includes a second bottom surface, an upper surface and a second sidewall. A second receiving portion is defined in the second bottom surface for receiving the first transparent member. The upper surface is configured for reflecting the light through the Fresnel lens surface so that the light is redirected to radiate laterally. The laterally radiated light transmits out of the lens through the second sidewall. | 2011-03-03 |
20110051427 | LED MODULE - An LED module comprises an LED having an optical axis and a lens for refracting light from the LED. The lens is symmetric relative to a first plane at which the optical axis is located. The peak light intensity in the first plane occurs within 0-5 degrees off the optical axis. The light intensity in the first plane decreases from the peak light intensity with the increase of the angle off the optical axis. In a second plane perpendicularly intersected with the first plane at the optical axis, the peak light intensity occurs within 33-41 degrees off the optical axis, and the light intensity at the optical axis is larger than a half-peak light intensity. Within 0-33 degrees off the optical axis, the light intensity in the second plane increases with the increase of the angle off the optical axis. | 2011-03-03 |
20110051428 | LED LIGHT ENGINE WITH MULTI-PATH HEAT DISSIPATION - A light emitting diode (LED) light engine is provided. According to one embodiment of the invention, the LED light engine includes a housing; an LED mounting board secured within the housing, the LED mounting board including one or more LED electrically connected to the LED mounting board, the LED mounting board configured to receive power from a power source to power the one or more LED; and a heat bridge conductively coupling the LED mounting board to the housing, wherein the heat bridge is configured to conduct heat from the LED mounting board to the housing, wherein the housing is configured to dissipate heat. The heat bridge may take one of several different configurations. A lighting assembly may be provided for securely mounting one or more LED light engines. | 2011-03-03 |
20110051429 | TABLE LAMP AND ROTARY JOINT THEREOF - A table lamp and rotary joint thereof is disclosed. The table lamp including a base body, a lighting member and a frictional rotary joint connecting the lighting member to the base body is disclosed. The rotary joint includes a housing defining a cavity and a rotary portion defining a rotator. The rotator deforms elastically by means of defining a center hole and a slot extending parallel to the axis of the center hole through the rotator. Compressing the rotator into the cavity, the outer surface of the rotator mates tightly to the inner surface of the cavity. Then the rotator rotates frictionally in the cavity and the lighting member can maintain at a desired angle with respect to the housing. | 2011-03-03 |
20110051430 | ASSEMBLY STRUCTURE FOR LED FIXTURE - An assembly structure for LED fixture includes a cooling body, a thermally conductive body and an LED module. The cooling body includes a cylinder, a center of which has a central hole; the thermally conductive body is arranged an opening and a plurality of sectional grooves, each of which is elastically deformed to make the thermally conductive body forcedly arranged into the central hole and thermally contacted with the cylinder; the LED module is connected by passing through the opening of the thermally conductive body and includes a seat body, an LED fixed to the seat body and a thermally conductive piece fitted onto the seat body and thermally contacted with the thermally conductive body; thereby, they are easily placed into the central hole of the cooling body with a capability to achieve effects of close combination and excellent contact between each constituent components. | 2011-03-03 |
20110051431 | Lighting Fixture with Cooling Conduit - Among other disclosed subject matter, a lighting device cooled by being at least partially submerged is provided. The lighting device includes a housing forming a chamber having at least one transparent portion. The lighting device includes a diode in the chamber emitting light through the transparent portion. The lighting device includes a cooling conduit configured for a liquid to flow along the chamber when the lighting device is at least partially submerged in the liquid, without the liquid contacting the diode. The diode is mounted on a surface that abuts the cooling conduit. | 2011-03-03 |
20110051432 | LED Lamp - An LED lamp having a hollow cylindrical housing made of metal and a generally cylindrical elongate cooling body made of ceramic, which is arranged in the housing and the outer surface of which lies against the inner surface of the housing. An LED unit is mounted at the front face of the cooling body. A lens system is mounted at the front-face end of the housing in front of the LED unit. A groove is formed at the outside of the cooling body, which groove extends in the longitudinal direction of the cooling body and in which at least one of the connecting lines for the LED unit is arranged. | 2011-03-03 |
20110051433 | LUMINAIRE DEVICE - A luminaire device includes a guiding rail having a first electricity conducting plate and a second electricity conducting plate respectively disposed thereon, and at least one illuminating device detachably connected to the guiding rail. Each of the at least one illuminating device includes a clamp having a first clamping head and a second clamping head formed thereon. The first clamping head has a first electricity conducting unit disposed thereon. The second clamping head has a second electricity conducting unit disposed thereon. The luminaire device includes an illuminating member electrically connected to clamp. When the clamp is attached to the guiding rail, the first electricity conducting unit and the second electricity conducting unit are respectively electrically connected to the first electricity conducting plate and the second electricity conducting plate on the guiding rail, such that the illuminating member is provided electrically for illumination. | 2011-03-03 |
20110051434 | Decorative Lamp - The present invention disclosed a decorative lamp including a top base, a cover, a connecting device and an adjusting element. The connecting device is connected to a lamp base by a fixing ring element, and the lamp base can be moved pivotally, and the adjusting element is adjusted up and down to drive the fixing ring element to control the lamp base to be spread open, so as to achieve the effects of controlling a projection angle of the lamp source and improving an overall vivid variation. | 2011-03-03 |
20110051435 | LUMINAIRE MOUNTING APPARATUS AND SYSTEM - Disclosed is a luminaire mounting apparatus configured for usage with a mounting surface on or in proximity to a work station, the luminaire mounting apparatus including a mounting base configured for association with the mounting surface, at least one support arm associated with and extending from the mounting base, and at least one luminaire and at least one workstation resource being supported by the at least one support arm, wherein the at least one luminaire and the at least one workstation resource are disposed in proximity to the work station. | 2011-03-03 |
20110051436 | Drawing Assembly with Repositionable Light - A drawing assembly for children includes a housing having a drawing surface and an illumination assembly pivotally connected to the housing and movable between a storage position within a recess in the housing, and a deployed position. The illumination assembly includes an illumination source that is positionable to provide illumination to the drawing surface when in the deployed position. | 2011-03-03 |
20110051437 | Articulating Lamp - An Articulating Lamp. The lamp has a superior, sleek, aesthetic profile, while also providing robust functionality and articulation. The lamp includes at least one joint that combines the functionality of allowing an arm of the lamp to articulate and rotate, as well as allowing the joint to be pulled apart and plugged back together. Each articulating hinged or pivoting joint transmits electrical power between the adjoining members without the use of exposed wiring. There are a variety of structural options regarding the lamps base or attachment mechanism, including a weighted base, a clamp, a through-table mount, or a wall mount. Available versions of this sleek lamp include a variety of arm and joint configurations so that the lamp can serve a wide range of installations and applications, while using a standardized group of components. | 2011-03-03 |
20110051438 | SAFE STREETLIGHTS CAPABLE OF SEPARATING LAMP UNIT AND ROTATING ARM - This invention is the safe street light capable of separating lamp unit and rotating arm designed for preventing the lamp unit from dropping in the lamp unit dropping and rising from the ground for exchanging electric bulb and repairing the lamp unit, and being attached to the pole of the street light firmly, and rotating the arm to work facilitating part, and this invention is installed at the pole of the street light fixedly set up vertically to the ground, and installed on the rotating device turning the arm forming parallel to the ground on the top street light and the above pole of street light, and equipped with the hold attaching device raising and dropping the above lamp unit from the ground, capable of minimizing the safety accident of the operator in repairing and maintenance work, and maximizing operation efficiency. | 2011-03-03 |
20110051439 | METHOD FOR ENHANCING THE FRICTIONAL GRIP OF A CLIP-ON LAMPSHADE - A method is disclosed for enhancing secureness of grip of a light-bulb-clip of a clip-on lampshade, by enhancing the frictional properties of the light-bulb-clip. Also disclosed are a clip-on lampshade, and a finial clip-on lampshade adapter, which both include a light-bulb-clip that is formed using the disclosed method. Frictional gripping capability is increased by optionally abrading, and applying and curing a liquid coating of polymer dipping compound to, portions of wire that are to function as gripping portions of a light-bulb-clip, thereby forming a cured, friction-enhancing layer that enables the light bulb clip to be more securely attached to either a traditional light bulb or to a compact fluorescent “CFL” bulb. The liquid coating can be applied by dipping, brushing, and/or spraying: Curing can be by heating and/or allowing to dry. The dipping compound is ideally made from heat-resistant elastomer and/or silicone. | 2011-03-03 |
20110051440 | MOTORCYCLE LAMP FOR VEHICLE - A motorcycle includes a seat, side covers covering the periphery of the lower side of the seat and formed in curved shapes to gradually decrease in width toward the rear side of the vehicle. Rear blinkers mounted to left and right portions in the vehicle width direction of the side covers. Each of the rear blinkers includes a base member mounted to the side cover, a bulb and a lens covering the bulb. The left and right rear blinkers are disposed at recesses provided in the side covers. Each of the left and right rear blinkers is mounted to the side cover in such a manner that the lens is substantially entirely exposed from the recess to not overlap with a curved surface of the side cover in plan sectional view as viewed from the upper side of the vehicle, the section containing the optical axis of the bulb. | 2011-03-03 |
20110051441 | MOTORCYCLE TAIL LIGHT DEVICE - A motorcycle tail light device can have a plurality of front engagement members, provided in a front part of a tail light support stay, that enable movement of a support position of a tail light device | 2011-03-03 |
20110051442 | BIKE HANDLEBAR GRIP STRUCTURE HANGING CAUTION/DIRECTION LIGHT DEVICE - The present invention discloses a bike handlebar grip structure, which comprises an elastic grip body and a caution/direction light device. The elastic grip body can elastically and detachably sleeve the handlebar and has a switch device. The caution/direction light device is hanged to the outer end of the elastic grip body and electrically connected to the switch device of the elastic grip body. The width and length of the caution/direction light device are greater than the diameter of the elastic grip body. The present invention can be conveniently assembled to or disassembled from a bike. Further, the caution/direction light device of the present invention is hanged to the outer end of the handlebar. Thus, the preset invention can promote the warning effect and biking safety. | 2011-03-03 |
20110051443 | MOTORCYCLE HEAD LIGHT DEVICE - A head light device, according to one embodiment, has a head light, a position light provided around the head light, a reflector to reflect bulb light of the head light, and an extension covering the perimeter of the reflector. The extension covers a position in front of the position light, and the extension is provided with openings, and reflection members to guide the light of the position light to the outside. | 2011-03-03 |
20110051444 | OUTER MIRROR WITH TURN LAMP - There is provided an outer mirror with turn lamp that facilitates assembling of a housing cover to a mirror housing and increases strength of the housing cover. A turn lamp assembly is mounted to a mirror housing. A housing cover is placed over and mounted to a partial area of the mirror housing. Thus, a lens of the turn lamp assembly is exposed through an opening formed in an outer position of the housing cover. The mirror housing and the housing cover are connected to each other with a ridge and a groove in end surfaces and abutting against and fitting each other. On a wall on an inner side of the mirror that constitutes a part of the component of the groove in the housing cover, at an assembling start position in an outer position outside the opening, an assembling leading rib is formed that protrudes in a direction abutting against the end surface of the mirror housing. | 2011-03-03 |
20110051445 | Vehicle Rear Lamp Assembly with CCFL - A vehicle rear lamp assembly of a pre-determined shape includes one or more CCFL, electric wires extending from the CCFL and meet at a point to form a circuit loop. A plurality of soft positioning bands secure to CCFL electric wires which are around CCFL. A soft shock-proof sleeve is added to further secure electric wires to CCFL at the ends of CCFL. | 2011-03-03 |
20110051446 | VEHICLE LAMP - A vehicle lamp using an LED optical unit can include a connector. The LED optical unit can include a circuit board upon which an LED is mounted, a shield plate including lock grooves and a connector including terminal members and engaging portions. Each of the terminal members can contact with conductor pads of the circuit board with confidence using an elastic force of the terminal members, while each of the engaging portions is engaged with the lock grooves via insert slits in the circuit board and the shield plate. The connector can be attached to the circuit board by inserting the engaging portions into the insert slits and by rotating the connector. The LED can receive power supply via the conductor pads and can emit variously-colored lights. Thus, vehicle lamps can be used for various vehicles with a simple structure by using the disclosed LED optical unit including connector. | 2011-03-03 |
20110051447 | HEADLAMP FOR VEHICLE - A headlamp for vehicles is disclosed. The headlamp for vehicles includes a lamp housing having an opening; an exterior lamp disposed on the opening of the lamp housing; a light source received in the lamp housing to emit light, a cooling fin received in the lamp housing to cool the light source, a conductive line connected at one end thereof to the cooling fin, and a conductive film connected to the other end of the conductive line and mounted on an inner surface of the exterior lens. The headlamp can eliminate a cooling fin or a cooling fan, thereby enabling reduction in size, weight and power consumption of a cooling device and can achieve prevention of moisture generation and immediate removal of moisture without a separate moisture removing device. | 2011-03-03 |
20110051448 | VEHICLE HEADLIGHT - A vehicle headlight can include an LED optical unit with a high cooling efficiency. The LED optical unit can include a projector lens, a lens holder including a frame that has a tapered portion, and an LED light source mounted on a base member. The base member can be located in the tapered portion of the frame to define an air flow space between the frame and the base member. The projector lens can be attached to the lens holder so as to face the light source. Cool air can flow from the air flow space towards the light source, and heat generated from the light source can flow toward the upward air flow space. The LED light source can be efficiently radiated even when it is located close to the projector lens. Thus, the vehicle headlight can be used for various vehicles including a small size car. | 2011-03-03 |
20110051449 | Arrangement for Cooling Semiconductor Light Sources and Floodlight Having this Arrangement - An arrangement for cooling semiconductor light sources ( | 2011-03-03 |
20110051450 | POSITIONING STRUCTURE OF TURN LAMP ASSEMBLY IN OUTER MIRROR WITH TURN LAMP - In an outer mirror with turn lamp having a structure in which a turn lamp assembly is mounted to a mirror housing, then a housing cover is placed over and mounted to the mirror housing, and a lens of the turn lamp assembly is exposed through an opening in the housing cover, misalignment between the lens of the turn lamp assembly and the opening in the housing cover is prevented. A protrusion is formed on a back surface near the innermost part of an opening in a housing cover. A hole is formed in the turn lamp assembly in a position facing the protrusion with the housing cover being placed over the mirror housing. When the housing cover is placed over the mirror housing, the protrusion is inserted into and engaged with the hole. This prevents misalignment between the lens of the turn lamp assembly and the opening in the housing cover. | 2011-03-03 |
20110051451 | BACK-LIT VEHICLE EMBLEM - A back-lit vehicle emblem ( | 2011-03-03 |
20110051452 | Vehicle head light device - A vehicle head light device includes an inner housing attached to front of an outer housing and having an upper casing and a lower casing located within the outer housing, and the casings each include a reflective member, two circuit boards are attached to the casings and each include one or more light members directed toward the reflective members for generating lights toward the reflective members which reflect the lights to form a high beam and a low beam respectively, a control device is disposed in the outer housing and electrically coupled to the circuit boards for controlling the light member to generate the lights toward the reflective members of the casings respectively. | 2011-03-03 |
20110051453 | Vehicle light - A vehicle light is disclosed that can facilitate the replacement operation of an axial fan motor and the optical axis adjustment of an LED light source unit as well as can simultaneously promote dissipation of heat generated by the LED light source unit when powered. The vehicle light can include at least one LED light source unit disposed within a light chamber defined by a lens cover and a housing. The vehicle light can further include, within the light chamber: a heat sink including a heat sink main body to which the LED light source unit is secured and a plurality of heat dissipation fins; a back plate separated away from the heat sink main body at a certain distance, the back plate constituting a part of a duct together with the heat sink, the duct containing the plurality of heat dissipation fins between the heat sink main body and the back plate; an optical axis adjusting mechanism configured to adjust the optical axis of the LED light source unit by moving the duct; a heat conduction member configured to conduct heat generated by the LED light source unit, when turned on, to the heat sink; an axial fan motor configured to generate an air flow passing through the duct to circulate the air flow within the light chamber; and a cover member, the housing having an opening used for replacing the axial fan motor with another one, the cover member being detatchably attached to the housing so as to cover the opening of the housing. The axial fan motor is disposed near the opening at a position where the axial fan motor does not interfere with the duct moved by the optical adjusting mechanism. | 2011-03-03 |
20110051454 | LIGHT-TRANSMISSION APPARATUS AND METHOD TO PRODUCE SAME - To produce a light transmission apparatus with a reference objective, an optical fiber having a light transmission surface and a retaining element, the invention proposes the production of a cutout in the retaining element by molding of one outer contour section of the optical fiber. The cutout is used for radial, form-locked control of a guide section of the optical fiber which slides in the cutout with respect to the retaining element in order to change the position of the light transmission surface. The locking of the layers of the retaining element and of the light transmission surface with respect to the reference objective concludes the positioning procedure of the light transmission surface with respect to the reference objective. | 2011-03-03 |
20110051455 | ILLUMINATION PANEL - An illumination panel includes: a light-collecting section for collecting light emitted from a light source; an optical guide for optically guiding the light collected by the light-collecting section in a direction away from the light source; and a radiation section for radiating the light optically guided by the optical guide; wherein the optical guide has a plurality of grooves for reflecting the light optically guided by the optical guide to the radiation section. | 2011-03-03 |
20110051456 | LIGHTING DEVICE EMPLOYING A LIGHT GUIDE PLATE AND A PLURALITY OFLIGHT EMITTING DIODES - The present invention relates to a lighting device ( | 2011-03-03 |
20110051457 | CEILING MOUNT LED LAMP - A ceiling mount LED lamp is provided. The ceiling mount LED lamp includes a securing unit, and a lighting unit. The securing unit includes a frame body, a back plate, a top plate, and a plurality of holding strips. The back plate is positioned at an opposite side of the frame body. The top plate is positioned on the back plate. The holding strips are provided at periphery inner sides of the securing unit. The holding strips have a U-shaped cross-section. The lighting unit is positioned between the frame body and the back plate of the securing unit. The lighting unit includes a reflective sheet, at least one circuit board, a plurality of LED units, a light guide plate, and a diffusion sheet. The ceiling mount LED lamp has a simple structure and can be conveniently assembled and disassembled. Further, it is cheap and suitable for mass production. | 2011-03-03 |
20110051458 | LIGHT EMITTING PANEL ASSEMBLIES - Light emitting panel assembly comprises a light emitting panel member and a light source. At least one surface of the panel member has a pattern of light extracting deformities formed by applying the deformities to the panel member and afterward permanently attaching the deformities to the panel member to become part of the assembly. | 2011-03-03 |
20110051459 | OPTICALLY COUPLED LIGHT GUIDE - An optically coupled light guide includes a light source having a surface defined by a channel, a light guide and an optical gel coupling the channel of the light source to the light guide. | 2011-03-03 |
20110051460 | BACKLIGHT - A backlight is provided for illuminating an at least partially transmissive display. The backlight includes a light source. A light guide receives the light from an edge surface and guides the light by total internal reflection. The light extracted from the lightguide has an angular emission profile such that when incident on a prism film, collimated light is produced. | 2011-03-03 |
20110051461 | POWER SUPPLY WITH A PIEZOELECTRIC TRANSFORMER AND METHOD FOR POWER CONVERSION - A power supply with a piezoelectric transformer is provided. A method for power conversion is also provided. The power supply includes a piezoelectric transformer and an oscillator circuit connected to the piezoelectric transformer. The oscillator circuit controls a sinusoidal voltage waveform at an input of the piezoelectric transformer to drive the piezoelectric transformer. | 2011-03-03 |
20110051462 | POWER FACTOR IMPROVEMENT CIRCUIT - An over-voltage protection circuit of the invention is connected with a DC-DC converter having a structure in which a plurality of switching elements is serially connected to a direct current output voltage terminal of a power factor improvement circuit. An output over-voltage detection resistance of a latch-type output over-voltage detection circuit is connected to a connection point at which the plurality of switching elements is connected. | 2011-03-03 |
20110051463 | APPARATUS AND METHOD FOR STANDBY POWER REDUCTION OF A FLYBACK POWER CONVERTER - An apparatus and method for a flyback power converter reduce the standby output voltage of the flyback power converter by switching the reference voltage provided by a shunt regulator of the flyback power converter or the ratio of voltage divider resistors of the shunt regulator, to reduce the standby power consumption by an output feedback circuit of the flyback power converter, the shunt regulator, and the voltage divider resistors, and thereby the power loss of the flyback power converter in standby mode. | 2011-03-03 |
20110051464 | Compensation Device For Synchronous Rectifier Control And Method Thereof - The configurations of a compensation device configured in a circuit having a synchronous rectifier (SR), a controller and a load, and a compensation method thereof are provided in the present invention. In the proposed circuit, the SR includes a first terminal, a first inductor electrically connected to the first terminal in series, a second terminal and a second inductor electrically connected to the second terminal in series, the controller is coupled to the first and the second inductors, and the device includes a voltage source having a positive terminal coupled to the controller and a negative terminal coupled to the second inductor and providing a compensation voltage to reduce or eliminate the influence of the first and the second inductors towards a voltage value across the first and the second terminals. | 2011-03-03 |
20110051465 | RESONANT SWITCHING POWER SUPPLY DEVICE - Provided is a technique of making the leakage inductance of a transformer serve as a current resonant reactor and connecting a stray capacitance Cf | 2011-03-03 |
20110051466 | POWER UNIT AND IMAGE FORMING APPARATUS - A power unit includes: a frequency divider to divide a clock signal in a second frequency-division ratio based on a first frequency-division ratio and to output a driving pulse; a switching device driven by the driving pulse; a piezoelectric transformer to output an alternating-current high voltage when receiving an intermittent voltage from the switching device; a comparison device to compare a digital signal corresponding to the piezoelectric transformer output voltage with a target voltage and to output a comparison result; a controller to control the first frequency-division ratio based on the comparison result; a first holding device to hold the controlled first frequency-division ratio; a first computing device to determine the second frequency-division ratio by performing computation using a first correction value and the first frequency-division ratio held by the first holding device; and a second holding device to hold the second frequency-division ratio determined by the first computing device. | 2011-03-03 |
20110051467 | RESONANT SWITCHING POWER SUPPLY DEVICE - Provided is a resonant switching power supply device that can reduce a common mode noise as well as an increase in frequency when a load is light. | 2011-03-03 |
20110051468 | SWITCHING POWER-SUPPLY APPARATUS - A switching power-supply apparatus includes a first converter | 2011-03-03 |
20110051469 | POWER SUPPLY CONTROL METHOD AND STRUCTURE THEREFOR - In embodiment, a power supply system is configured to use a linear regulator to form a regulated voltage during a standby mode and to use the regulated voltage to form another regulated voltage. | 2011-03-03 |
20110051470 | SWITCHING MODE POWER SUPPLIES AND ASSOCIATED METHODS OF CONTROL - Switching mode power supplies and associated methods of control are disclosed herein. In one embodiment, a method for controlling a switching mode power supply includes determining whether the switching mode power supply is in a burst mode. If the switching mode power supply is in the burst mode, the method includes recording a switching time with and without switching pulses to obtain a current value of an equivalent frequency and generating a peak current limit that decreases as a load becomes lighter based on the equivalent frequency, thereby maintaining the equivalent frequency at the current value above an audible range. If the switching mode power supply is not in the burst mode, the method includes continuing to monitor whether the switching mode power supply is in the burst mode. | 2011-03-03 |
20110051471 | COMPACT INVERTER PLUG FOR LED LIGHT STRINGS - Disclosed is a compact inverter plug that can be used with LED lighting strings. The inverter plug has a size and shape that is comparable to a standard wall plug and is capable of plugging into a standard wall socket. The inverter plug is waterproof and can be easily assembled. A unique inverter circuit is utilized that is compact and highly efficient. Monitoring is performed by a transformer coil that generates a monitoring signal. The inverter is controlled by controlling the modulation frequency of a direct current signal using a controller. | 2011-03-03 |