09th week of 2013 patent applcation highlights part 19 |
Patent application number | Title | Published |
20130050943 | ELECTRONIC DEVICE ENCLOSURES AND HEATSINK STRUCTURES WITH THERMAL MANAGEMENT FEATURES - An electronic device may have a housing in which electronic components are mounted. The electronic components may be mounted to a substrate such as a printed circuit board. A heat sink structure may dissipate heat generated by the electronic components. The housing may have a housing wall that is separated from the heat sink structure by an air gap. The housing wall may have integral support structures. Each of the support structures may have an inwardly protruding portion that protrudes through a corresponding opening in the heat sink structure. The protruding portions may each have a longitudinal axis and a cylindrical cavity that lies along the longitudinal axis. Each of the support structures may have fins that extend radially outward from the longitudinal axis. | 2013-02-28 |
20130050944 | HIGH PERFORMANCE LIQUID COOLED HEATSINK FOR IGBT MODULES - A heat sink assembly includes a base plate coupled to a first side of an electronic device. A plurality of fins extend from the base plate and are positioned within a housing. The housing includes a first manifold defining a plurality of first passages and a second manifold defining a plurality of second passages in fluid communication with the plurality of first passages. At least one of the plurality of first passages extends between an adjacent pair of the plurality of second passages and is oriented to channel fluid toward at least one of the plurality of fins. | 2013-02-28 |
20130050945 | Electronic Device Enclosures with Engagement Features - An electronic device may have electronic device housing structures in which electronic components such as integrated circuits and connectors may be mounted. The electronic device housing structures may include an upper housing having a planar upper surface member and four perpendicular housing sidewall structures. The housing sidewall structures of the upper housing may have edges that form a rectangular opening with curved corners. A lower housing may have structures forming a rectangular lip that is configured to be received within the rectangular opening in the upper housing. Engagement structures such as inwardly protruding hook structures on the upper housing and snap structures on the rectangular lip may be used in attaching the upper and lower housings. The snap structures may each have a rectangular main opening and lateral extension portions that extend the width of the main opening along the edge of the lip. | 2013-02-28 |
20130050946 | FASTENING MECHANISM FOR FIXING RADIATOR - A fastening mechanism for fixing a radiator having a plurality of heat sinks to a circuit board includes two fixing rods fixed on the circuit board, a connecting member positioned between the heat sinks; and two fastening arms respectively connecting the connecting member to the fixing rods. An electronic device using the fastening mechanism is also provided. | 2013-02-28 |
20130050949 | CIRCUIT MODULE - A circuit module can include a substrate, photonic conversion units placed on the substrate; and a retention assembly. The retention assembly can include a heat sink in thermal contact with the photonic conversion units and a fastener. The fastener can be mechanically coupled to both the substrate and the heat sink, and configured to press the heat sink against the photonic conversion units. The plurality of photonic conversion units are removably secured to the substrate by the retention assembly without the use of a bonding material. | 2013-02-28 |
20130050950 | SYSTEMS AND METHOD FOR PROVIDING A GRAPHITE LAYER IN AN ELECTRONIC DEVICE - Systems and methods are provided for a sheet of graphite material on an electromagnetic interference shield for enhanced heat transfer. An electronic device component may be enclosed by an EMI shield, which may retain heat generated by the component. To help dissipate heat, a sheet of material selected for its heat transfer properties may be disposed over the EMI shield. A portion of the sheet may be folded over an edge of the EMI shield such that the sheet may cover a top surface of the sheet as well as tabs extending perpendicular to the top surface of the EMI shield. To facilitate the adhesion of the sheet to a smaller surface area of tabs, the sheet may include features forming a discontinuity in regions of the sheet aligned with the edge of the shield to facilitate folding the sheet. The discontinuity can include, for example, one or more holes or windows. | 2013-02-28 |
20130050951 | AIR DUCT - An air duct for guiding airflow of a fan includes a cover and an auxiliary plate. The cover includes a base plate, and a first side plate and a second side plate extending from a first side surface of the base plate. The auxiliary plate is slidably attached to the first side surface of the base plate between the first side plate and the second side plate, in a direction substantially parallel to the first and second side plates. | 2013-02-28 |
20130050952 | ELECTRICAL EQUIPMENT CASING - An electrical equipment casing includes a circuit board on which many electrical parts are mounted and a heat sink to which the circuit board is fixed. The heat sink is provided with a reactor housing dent that opens in a surface on which the circuit board is placed and radiator fins that reach a bottom portion of the reactor housing dent on a surface opposite to the surface on which the circuit board is placed at a position surrounding an outer circumference of the reactor housing dent. The reactor is housed in the reactor housing dent and a terminal thereof is electrically connected to the circuit board. This structure of the electrical equipment casing can contribute to an achievement of both of a size reduction of the overall casing and enhanced heat dissipation of the reactor. | 2013-02-28 |
20130050953 | ELECTRONIC DEVICE AND METHOD OF RADIATING HEAT FROM ELECTRONIC DEVICE - An electronic device including a housing including a frame member exposed to an outer surface of the electronic device; a circuit substrate disposed within the housing on which a plurality of electronic components are disposed; and a heat-radiating member provided in contact with or in close proximity to the electronic components disposed on the circuit substrate, and in contact with the frame member. | 2013-02-28 |
20130050954 | Thermal Management System and Method - A thermal management system/method allowing efficient electrical/thermal attachment of heat sourcing PCBs to heat sinking PCBs using reflow/wave/hand soldering is disclosed. The disclosed system/method may incorporate a combination of support pins, spacer pads, and/or contact paste that mechanically attaches a heat sourcing PCB (and its associated components) to a heat sinking PCB such that thermal conductivity between the two PCBs can be optimized while simultaneously allowing controlled electrical conductivity between the two PCBs. Controlled electrical isolation between the two PCBs is provided for using spacer pads that may also be thermal conductive. Contact paste incorporated in some embodiments permits enhanced conductivity paths between the heat sourcing PCB, a thermally conductive plate mounted over the heat sourcing PCB, and the heat sinking PCB. The use of self-centering support pins incorporating out-gassing vents in some embodiments allows reflow/wave/hand soldering as desired. | 2013-02-28 |
20130050955 | APPARATUS AND SYSTEMS HAVING STORAGE DEVICES IN A SIDE ACCESSIBLE DRIVE SLED - Apparatus and systems for improved access to storage devices from the sides of sleds mounted in storage enclosures. Embodiments provide apparatus and systems for a sled in a storage enclosure that provides access to storage devices on either side of the sled when the sled is slid forward out of its enclosure. Multiple sleds may be enclosed within a single enclosure to permit access to a portion of the storage devices in the enclosure hence reducing the problems of instability of the rack if the enclosure is mounted near the top of the rack. | 2013-02-28 |
20130050956 | Photovoltaic Junction Module - A photovoltaic junction module is provided, which includes a housing, an overmolded assembly, and a cable. The overmolded assembly includes an electrical assembly and a plastic body for enclosing the electrical assembly therein. The overmolded assembly is detachably mounted to the housing. The cable extends into the housing and detachably and electrically connects to the electrical assembly. | 2013-02-28 |
20130050957 | ELECTRONIC COMPONENT INCORPORATING BOARD AND COMPOSITE MODULE - An electronic component incorporating board that is less susceptible to a solder flash phenomenon therein even with application of heat, for example, when it is mounted to another substrate, includes a core substrate, electrodes located respectively on one principal surface and the other principal surface of the core substrate, an electronic component mounted to the electrodes that are located on the one principal surface of the core substrate, and a resin layer located on the one principal surface of the core substrate and covering the electronic component, wherein surfaces of the electrodes located on the one principal surface of the core substrate are not plated. | 2013-02-28 |
20130050958 | MODULAR ELECTRONIC BUILDING SYSTEMS WITH MAGNETIC INTERCONNECTIONS AND METHODS OF USING THE SAME - Electrical connectors, electrical modules, and systems are provided. In one aspect, an electrical connector includes a housing defining a side surface, an electrical conductor supported by the housing and including an engagement portion proximate the side surface of the housing. The engagement portion is adapted to engage another electrical conductor of another electrical connector. The connector also includes a magnet supported by the housing proximate the side surface of the housing, a projection extending from the side surface of the housing, and a receptacle defined in the side surface of the housing. In other aspects, an electrical module includes at least one of these electrical connectors. In further aspects, a system includes a plurality of these modules and the modules are selectively couplable together. | 2013-02-28 |
20130050959 | WIRELESS MODULE WITH EXTERNAL ANTENNA AND CONNECTOR HAVING THE SAME - A wireless module with an external antenna and a connector with the wireless module are disclosed. The wireless module includes a printed circuit board, a plurality of conductive terminals, a wireless transmission chip, an antenna connector and an external antenna. The plurality of conductive terminals, the wireless transmission chip, and the antenna connector are electrically coupled to a printed circuit board, and the external antenna is coupled to the antenna connector through a connected circuit. The wireless module further includes a casing for covering the printed circuit board, the conductive terminals, the wireless transmission chip, and the antenna connector. A pivot hinge is installed at an end of the casing, and the external antenna is pivotally coupled to the pivot hinge of the casing, so that users can change the angle of the external antenna to adjust the intensity and range of receiving/transmitting signals of the wireless module freely. | 2013-02-28 |
20130050960 | PORTABLE ELECTRONIC DEVICE - A portable electronic device includes an integration unit and a main circuit. The integration unit includes a carrier and at least one electronic element disposed on the carrier. The electronic element includes an antenna unit, a button input unit or a sound transmission unit. The main circuit is electrically connected to the electronic element through a conducting wire. | 2013-02-28 |
20130050961 | DEVICE AND METHOD FOR PROVIDING WATER RESISTANCE FOR A FLEXIBLE PRINTED CIRCUIT OR FLEXIBLE WIRE DEVICE - A folder-type and a non-folder device with a flexible printed circuit (FPC) or flexible printed wire, include: a first case portion, a second case portion having a groove, the groove on a side of the second case portion adjacent to the first case portion; an elastic portion shaped to fit in the groove, and the elastic portion having an opening; and an adhesive layer in between the first case portion and the second case portion. The adhesive layer fixes the first case portion with the second case portion, the elastic portion is disposed within the groove, and the FPC is disposed within the opening. | 2013-02-28 |
20130050962 | ELECTROMAGNETIC INTERFERENCE SHIELD - A device for protecting a circuit board from electromagnetic interference, and which includes shield to be attached to the circuit board. The device includes a metal plate and a plurality of tangs. The metal plate has a perimeter portion. The plurality of tangs are spaced about and extend transversely away from at least a portion of the perimeter portion of the metal plate. Each tang includes a bridge portion and a finger portion. The bridge portion has a first end attached to the perimeter portion and a second end spaced away from the perimeter portion and attached to the finger portion. The finger portion extends away from the second end of the bridge potion and is disposed at an obtuse angle relative to the bridge portion such that the plurality of tangs, in combination, are adapted to receive the circuit board. | 2013-02-28 |
20130050967 | FUNCTIONAL DEVICE-EMBEDDED SUBSTRATE - An object of the present invention is to provide a functional device-embedded substrate that can be thinned and suppress occurrence of warpage. The present invention provides a functional device-embedded substrate including at least a functional device including an electrode terminal, and a covering insulating layer covering at least an electrode terminal surface and a side surface of the functional device, the functional device-embedded substrate including a first pillar structure around the functional device inside the covering insulating layer, the first pillar structure including a material having a thermal expansion coefficient between thermal expansion coefficients of the functional device and the covering insulating layer, wherein the first pillar structure is arranged at a position where a shortest distance from a side surface of the functional device to a side surface of the first pillar structure is smaller than a thickness of the functional device. | 2013-02-28 |
20130050968 | CIRCUIT BOARD WITH HIGHER CURRENT - A circuit board includes a plurality of conductive layers, at least one group of vias, a number of second vias, at least one power supply element, and at least one electronic element. Each conductive layer includes a conductive portion. Both the first vias and the second vias are defined through the conductive layers and electrically connected each conductive layers. The at least one group of first vias surrounds the at least one power supply element. The second vias are arranged along the side of the conductive portion, and positioned between the power supply element and the electronic element. Current from a power supply element flows to the inner conductive layers through the group of surrounding first vias. Current transmission on each conductive layer continuously flows to another conductive layer having a lower resistance through the second vias during transmission. | 2013-02-28 |
20130050969 | STORAGE CARD - A storage card includes a circuit board, a USB interface arranged on the circuit board and connected to a storage device interface of a motherboard. A control chip arranged on the circuit board and connected to the USB interface, and a number of storage chips arranged on the circuit board and connected to the control chip and the USB interface. A first extending board is extended from a bottom edge of the circuit board, to be inserted into an expansion slot of the motherboard. | 2013-02-28 |
20130050970 | MOTHERBOARD ASSEMBLY HAVING SERIAL ADVANCED TECHNOLOGY ATTACHMENT DUAL IN-LINE MEMORY MODULE - A motherboard assembly includes a motherboard having an expansion slot and a storage device interface, and a serial advanced technology attachment dual in-line memory module (SATA DIMM) with a circuit board. A control chip and a storage chip are arranged on the circuit board. Two voids are defined in a top side of the circuit board. A first extending board is formed on the top side of the circuit board between the voids. An edge connector is arranged on the first extending board and connected to a power supply. The edge connector includes power pins connected to the control chip and the storage chip. A second extending board is extended from an end edge of the circuit board and includes a connector connected to the storage device interface of the motherboard. A bottom side of the second extending board is in alignment with a bottom side of the circuit board. | 2013-02-28 |
20130050973 | MAGNETIC STAND FOR TABLET DEVICE - A magnetic stand for a tablet device is disclosed. The magnetic stand is configured to rigidly hold a portion of the tablet device in place and to shield the magnetic field from adversely affecting nearby devices susceptible to strong magnetic fields. The shielding portion of the magnetic stand allows for significant increases in magnetic field strength when compared to similarly configured, unshielded products. | 2013-02-28 |
20130050974 | PORTABLE ELECTRONIC MODULE WITH BACK COVER CHANGING FUNCTION - A portable electronic module includes a bezel, a glass panel device, a first limiting member, a backlight device, a second limiting member, and a back cover. The glass panel device is fixed onto the bezel. The first limiting member is disposed at a first side of the glass panel device. The backlight device is disposed on the glass panel device. The second limiting member is disposed at a second side of the glass panel device for limiting the backlight device cooperatively with the first limiting member. The back cover covers the backlight device and is detachably connected to the bezel for containing the glass panel device and the backlight device cooperatively with the bezel. | 2013-02-28 |
20130050977 | HOUSING AND PORTABLE ELECTRONIC DEVICE USING SAME - A housing for a portable electronic device is transparent and U-shaped. The housing includes a first section, a second section opposite to the first section, and a connection portion connecting the first section to the second section. | 2013-02-28 |
20130050978 | ILLUMINATOR USING A COMBINATION OF PSEUDO-WHITE LED AND LENS SHEET - There is provided an illuminator comprising: a light source that radially emits white lights in a forward direction; and a lens sheet that is arranged facing the light source and that has a plurality of prisms on one side thereof concentrically at an optical axis so as to control orientation of the white lights that are emitted from the light source, wherein the light source is composed of: a luminous element that emits lights with a predetermined wavelength; and a sealing body that covers the luminous element and that includes phosphors therewith, the phosphors being adapted to receive the lights with the predetermined wavelength which are emitted from the luminous element so as to emit fluorescence, and the lens sheet includes prisms that have focal distances each different from the prisms adjacent thereto. | 2013-02-28 |
20130050979 | REDUCED PHOSPHOR LIGHTING DEVICES - A lighting device comprising a solid-state light source, and a diffuser configured for color mixing of the light from the solid-state light source and spatially separated therefrom, the diffuser comprising at least one phosphor material. Methods of fabricating a lighting device having a reduced total amount of phosphor comprising combining an amount of phosphor with a diffuser structure. | 2013-02-28 |
20130050980 | LUMINESCENT MATERIAL - According to one embodiment, the luminescent material emits light with an emission peak within a wavelength range of 490 to 580 nm when excited with light having a wavelength range of 250 to 500 nm and includes a particle containing a Sr | 2013-02-28 |
20130050981 | Method and Apparatus for Solid State Illumination - A light source includes two excitation light sources generating two respective excitation lights, a filter, and a wavelength conversion material. The second excitation light has a peak wavelength shorter than that of the first excitation light. The transmittance curves of the filter are dependent on the input angle. The first and second excitation lights are inputted to the filter at angles smaller than a first threshold angle, and angles between the first and a third threshold angle, respectively. Both excitation lights pass through the filter to excite the wavelength conversion material, which generates a converted light but reflects some of the excitation lights. Part of the reflected first excitation light reaches the filter at input angles greater than a second threshold angle and is reflected by the filter back to the wavelength conversion material for recycling. The third and second threshold angles are greater than the first threshold angle. | 2013-02-28 |
20130050982 | Method And Apparatus For A Light Source - A light-emitting device having a light source die mounted within an aperture is disclosed. The aperture is covered by a die attach pad on one side. The light source die is mounted on a die attach pad within the aperture. In one embodiment, an optical coupling layer can be formed within an aperture encapsulating a light source die. A wavelength converting layer can be formed on the substrate above the optical coupling layer. The wavelength converting layer can comprise a high density layer and a low density layer. The high density layer can comprise wavelength-converting material precipitated on one side of the wavelength converting layer. The low density layer can comprise the wavelength-converting material in particle form suspended within the wavelength converting layer. In one embodiment, the wavelength converting layer may be confined within the aperture of the substrate. | 2013-02-28 |
20130050983 | COMPOSITE GLASS PANE AS A HEAD-UP DISPLAY - Composite glass pane comprising at least
| 2013-02-28 |
20130050984 | REFRIGERATOR WITH EXTERNALLY MOUNTED LIGHTING - A refrigerator constructed in accordance to one example of the present disclosure includes a cabinet that defines an interior volume. A first door is coupled to the cabinet and is movable between a closed position and an open position. A light is disposed on the cabinet outside of the interior volume. The light is configured to illuminate when the door is in the open position and shine light toward the interior volume. | 2013-02-28 |
20130050991 | ILLUMINATION DEVICE AND DISPLAY DEVICE INCORPORATING SAME - An illumination device is provided that can reduce the displacement of the position of a diffusion plate. This illumination device includes the diffusion plate and a fixing pin that fixes the diffusion plate. When seen in plan view from the side of the light emitting surface of the diffusion plate, a diffusion plate fixing portion is provided in a perimeter portion on the side of the light emitting surface of the diffusion plate, and the fixing pin is engaged with the diffusion plate fixing portion. | 2013-02-28 |
20130050992 | EDGE ILLUMINATION OF AN ION-EXCHANGED GLASS SHEET - A planar ion-exchanged glass sheet for out-of-plane light beam coupling includes a first surface, a ion-exchanged first glass region adjacent and parallel to the first surface, a core glass region adjacent and parallel to the first glass region, a ion-exchanged second glass region adjacent and parallel to the core glass region, and a second surface adjacent and parallel to the second glass region. One edge of the glass sheet has an angled end face that is inclined to the plane extends across a thickness of at least one of the glass regions. Methods of making the planar ion-exchanged glass sheet, coupling an out-of-plane light beam into a plane using the planar ion-exchanged glass sheet, and scattering the coupled light to illuminate at least select regions of an exposed surface of the glass sheet are also disclosed. | 2013-02-28 |
20130050993 | Attention getting baton with a flashlight - An attention getting baton with a one-piece hollow tubular structure that is waterproof, shock resistant, and lightweight. At a rear tubular part, there is a holding compartment with a ribbed rubber grip for ease in handling the baton. A front tubular part with ribbed groves guides illumination through the baton. A tubular shaped removable rear cap forms a slip fit connection for accessibility into the holding compartment. A high intensity flashlight, inserted into the holding compartment, communicates a high intensity light beam through the baton. When pushed, a button, mounted to the rear cap, switches the flashlight into a plurality of modes such as an on/off mode, a strobe mode, and a mode to generate help or an SOS signal. Thus, the baton has applicability to fire scenes, traffic and crowd control, police operations, military procedures, search and rescue operations, event parking, or just personal use. | 2013-02-28 |
20130050994 | FRAMELESS DOWNLIGHT - A downlight comprises a light source for generating a light to be emitted downwards by the downlight, a mounting ring for retaining the downlight on a ceiling element, and a reflector for reflecting the light generated by the light source. A holding device which retains the reflector on the mounting ring is designed in such a way that the reflector is retained on the mounting ring merely by lying thereon. | 2013-02-28 |
20130050995 | LAMP CAPABLE OF GENERATING DRIVING ELECTRIC POWER FROM HEAT - The present invention is to provide a lamp capable of generating a driving electric power from heat, which includes a base portion provided therein with a receiving space for receiving a combustible substance (e.g., a gaseous fuel, kerosene, or a candle), a top portion connected above and spaced from the base portion, a thermoelectric cooling chip provided on the top portion and adjacent to the receiving space for converting the heat generated by burning the combustible substance into an induced current, a current stabilizer provided on the top portion (or the base portion) and connected to the thermoelectric cooling chip in order to receive the induced current and stably convert the induced current into a driving electric power, and a light-emitting element provided on the top portion (or the base portion) and connected to the current stabilizer so as to emit light upon receiving the driving electric power. | 2013-02-28 |
20130050996 | Emergency lighting assembly having heat conducting member - An emergency lighting assembly is provided having a housing with one or more adjustable lamp assemblies for aiming the light at selected areas. The lamp assembly is mounted in the housing by a ball and socket arrangement. The lamp assembly has a substantially spherical shape with a front section made of a heat conducting material and a rear section made of a plastic material. The front section has an opening on a front side having a lens and a base spaced from the front side supporting the light source. The light source in one embodiment is an LED which is coupled to the front section to conduct heat from the LED away from the LED and the housing. The rear section has an opening in the rear side that receives a fixed stop member to limit pivoting movement of the lamp assembly with respect to the housing. The rear section also includes a projection oriented to contact the stop member to limit rotation of the lamp assembly with respect to the housing. | 2013-02-28 |
20130051003 | LED Lighting Device with Efficient Heat Removal - A solid-state light emitting diode (LED) lighting device is disclosed for use in general lighting. In the preferred embodiment, the LED lighting device comprises a heat sink having at least one opening, an output globe having at least one opening, and at least one ventilation channel. This channel helps to remove heat from the LED lighting device. An active cooling device is further installed inside the channel for very efficient heat removal. As a result, even at high luminous output, the LED lighting device is kept in a relatively small form factor. In some preferred embodiments, remote wavelength conversion luminescent phosphor particles or color mixing are utilized to achieve warm white lighting with high efficacy and high color rendering index (CRI). The LED lighting device has high luminous output, glare-free illumination, omni-directional distribution, and good color reproduction. | 2013-02-28 |
20130051004 | LIGHTING MODULE - A lighting module is provided. The lighting module comprises a circuit board, a first light source array, a second light source array, and a plurality of first light guides. The first light source array is disposed on the circuit board and comprises a plurality of first solid light emitting semiconductors providing a first light with a first wavelength. The second light source array is disposed on the circuit board and comprises a plurality of second solid light emitting semiconductors providing a second light with a second wavelength. The first light guides are disposed on the circuit board and between the second solid light emitting semiconductors. The second solid light emitting semiconductors are located on a side of each of the first light guides, respectively, so that the second light emitted by the second solid light emitting semiconductors enters the first light guides to be uniformly emitted. | 2013-02-28 |
20130051007 | ANNULAR-ARRANGED LAMP CAPABLE OF BACKWARD PROJECTING BY CONCAVE SPHERE - The annular-arranged lamp capable of backward projecting by concave sphere provided by this invention is mainly provided with a side of an annular heat dissipation device being installed with light emitting devices ( | 2013-02-28 |
20130051008 | Lighting system and method of deflection - The present invention includes a removable lighting assembly containing: a housing; a solid state lighting unit contained within the housing and electronically communicating with the housing; and a deflector fixed about the solid state lighting unit for deflection of the light emanating therefrom. | 2013-02-28 |
20130051011 | LED LIGHTING DEVICE - The invention relates to a LED lighting device LLD) comprising a heat spreader, having a front side and a back side; LEDs mounted on a PCB positioned on the front side of the heat spreader; a reflector or lens covering the LEDs; a socket for being received by an electrical supply system; optionally a base part; electronic driver components mounted on the back side of the heat spreader or inside the socket or base part; electrical leads or wiring system connecting the socket, the electronic driver components and the heat spreader; and a housing, optionally encapsulating the electronic components and the electrical leads or wiring system, being in thermally conductive contact with the heat spreader, wherein the housing is made of an thermally conductive, electrically conductive plastic material (TC/EC-material-A), covered with a protection layer consisting of an electrically insulating material (EI-material-B), on the outside of the housing. | 2013-02-28 |
20130051012 | RECESSED LIGHT HAVING A BASE BODY AND A DOME-SHAPED REFLECTOR - The invention relates to a recessed light having a base body for holding a light source and a dome-shaped reflector which can be detachably fastened to the base body by means of a connecting element. The connecting element is designed such that an optical element for influencing the emission of light is accommodated and fixed when the base body and the reflector are fitted together. | 2013-02-28 |
20130051013 | BULB TYPE SEMICONDUCTOR LIGHT-EMITTING DEVICE LAMP - A bulb-type semiconductor light-emitting device lamp having wide light distribution characteristics which are similar to those of a typical incandescent bulb is provided. The semiconductor light-emitting device lamp includes: a plurality of light-emitting devices that are arranged such that light is emitted therefrom toward a central axis of the bulb-type semiconductor light-emitting device lamp. Also, the bulb-type semiconductor light-emitting device lamp includes a heat dissipation structure having a plurality of installation surfaces that surround the central axis and are separated from each other, wherein each of the plurality of light-emitting devices includes one or more light-emitting devices. | 2013-02-28 |
20130051014 | LIGHTING SYSTEM AND LIGHT SOURCE UNIT FOR SUCH A SYSTEM - A lighting system is disclosed comprising a light source unit ( | 2013-02-28 |
20130051015 | LIGHTING MODULE - A lighting module ( | 2013-02-28 |
20130051016 | Modular Light Reflectors and Assemblies for Luminaire - A reflector assembly for a lighting apparatus, the reflector assembly comprising two or more reflector modules configured for associating with one or more light sources, each reflector module comprising one or more reflectors for being located adjacent to alight source when the reflector module is associated with the one or more light sources, the one or more reflectors configured to reflect light from the adjacent light source. The reflector modules may further comprising a cover plate defining a plurality of light source apertures for allowing a light source to protrude through the cover plate, at least a first of the one or more light source apertures disposed adjacent to an overhead reflector and at least a second of the one or more light source apertures disposed adjacent to a lateral reflector. The reflector assembly can comprising any number of reflector modules and the reflector modules can be arranged in different configurations to create different light distributions with the same reflector modules. | 2013-02-28 |
20130051017 | LED BASED DOWN LIGHT - A lighting assembly comprising a housing including a front surface and a back surface, a plurality of light emitting elements on a printed circuit board (PCB) within said housing, and a reflector proximate the light emitting elements. The reflector comprises a plurality of reflective cups, wherein each reflective cup is configured to receive a respective light emitting element. The reflector is adapted to reflect light emitted from the plurality of light emitting elements in accordance with a desired light distribution pattern. | 2013-02-28 |
20130051018 | METAL CLAD CIRCUIT BOARD - A metal clad circuit board includes a metal substrate. A dielectric layer is applied to the metal substrate. A conductive seed layer is printed on the dielectric layer. A conductive circuit layer is plated onto the conductive seed layer. Optionally, the conductive seed layer may be inkjet printed on the dielectric layer. Alternatively, the conductive seed layer may be pad printed on the dielectric layer. Optionally, the dielectric layer may be powder coated to the metal substrate. The dielectric layer may include polymers and fillers compression molded to the metal substrate. Optionally, the conductive circuit layer may be electroplated to the conductive seed layer. Optionally, a solder mask may be applied over the conductive circuit layer. | 2013-02-28 |
20130051019 | LAMPHOLDER-SOCKET-SUPPORTED ELECTRICAL APPLIANCE - An electrical appliance for a lampholder socket having a socket axis of rotation has a housing rotatable by an application of an applied torque thereto. A screw base is configured to be inserted in the lampholder socket and threadedly connected to the lampholder socket upon a rotation of the screw base in a first direction about the socket axis of rotation. A torque limiter is fixedly attached to the screw base for rotation therewith. The torque limiter couples the housing to the screw base for rotation therewith when the applied torque is less than a predetermined magnitude and couples the housing to the screw base for rotation relative thereto when the applied torque is greater than the predetermined magnitude. An electrical device is mounted in the housing and electrically connected to the screw base. | 2013-02-28 |
20130051020 | LED LIGHT EMITTING APPARATUS - An LED light emitting apparatus according to an embodiment of the present invention includes a plurality of LEDs, a case having the LEDs at its front side, and a plurality of bolts each having a threaded portion for fixing the case to outside. The case has a plurality of insertion portions each allows inserting a bolt from the front side through the back side of the case. Each of the insertion portions has at its inner portion an elastic member having a first inner diameter which is smaller than the outer diameter of the threaded portion, and the elastic member is fixed in the insertion portion. | 2013-02-28 |
20130051021 | LED Bulb - An LED bulb includes: a circuit board having opposite first and second surfaces; a plurality of LEDs disposed on the first surface; and a heat dissipating structure having a heat dissipating board, wherein the heat dissipating board has opposite third and fourth surfaces, the third surface is attached to the second surface of the circuit board, and a plurality of heat dissipating bumps is disposed on the fourth surface and gradually decreases in length from the center toward the periphery of the fourth surface to thereby facilitate air convection around the heat dissipating bumps, thus improving the overall heat dissipating efficiency so as to increase the light emitting efficiency and lifetime of the LED bulb. | 2013-02-28 |
20130051022 | METHOD OF PRODUCING A LIGHTING DEVICE, AND A CORRESPONDING LIGHTING DEVICE - Provide a plurality of lighting modules. Connect together a plurality of the lighting modules for forming a series of lighting modules. Cut the series of lighting modules into lighting devices having a lighting module. Interconnection elements of the last lighting module of each lighting device are cut along their transverse axes. Each lighting module includes a first set of contacts placed at a first end of said lighting module and a second set of contacts placed in corresponding positions at a second end of said lighting module. Each lighting module is connected to the next lighting module by means of interconnection elements which connect the first set of contacts of each lighting module to the second set of contacts of the next lighting module. Interconnection elements include a base plate and a hollow portion in order to form female connectors when said interconnection elements are cut along their transverse axis. | 2013-02-28 |
20130051025 | TABLE LAMP HAVING A LAMP SHADE THAT CAN DISPLACE TRANSVERSALLY AND ROTATE BY 360 DEGREES - A table lamp having a lamp shade that can displace transversally and rotate by 360 degrees is assembled by a bottom seat, a slide base, a connecting rod, a rotation mechanism and a lamp shade. An interior of the slide base on the bottom seat is installed with a sliding mechanism, enabling the slide base to displace on the bottom seat. A top end of the connecting rod above the slide base is installed with the rotation mechanism and the lamp shade is installed at an upper end of the connecting rod. When the connecting rod tilts, the slide base shifts naturally on the bottom seat using a center of gravity, enabling the lamp shade to displace opposite to a direction at which the slide base shifts. The lamp shade displaces transversally on the connecting rod or rotates by 360 degrees on the connecting rod by the rotation mechanism, so as to change a location of the lamp shade. | 2013-02-28 |
20130051026 | HEAT DISSIPATING LAMP DEVICE HAVING ELECTRIC TURBINE AXIAL FAN - The present invention provides an electric turbine axial fan, which is rainproof and installed at the top portion of sealed heat dissipation lamp housing of a high power lamp, so when the electric turbine axial fan is operated, the airflow passes through the top portion of lamp housing of the sealed heat dissipation lamp housing and is concentrated towards the center, then leaded to upwardly enter an axial airflow inlet port formed at the bottom of the electric turbine axial fan, thereby being exhausted to the surroundings through radially-arranged exhaust blades, thus a cooling effect by the external cooling airflow can be provided to the top portion of a high power lamp, which is relatively hotter; when external wind power drives the turbine axial fan, the loading of electric motor can be lowered so as to reduce the electric power outputted by the electric motor. | 2013-02-28 |
20130051027 | LINEAR LIGHT SOURCE APPARATUS - A linear light source includes an LED, an LED drive circuit substrate disposed on a frame, a flexible substrate on which an electric supply pattern is formed and to which the LED is attached at one end and the LED drive circuit is attached at the other end, a linear light guide and a heat sink. The one end of the flexible substrate is attached to the heat sink. A face of the heat sink covered by the LED and a face of the one end of the flexible substrate are perpendicular to the light guide and to a substrate face of the LED drive circuit substrate, while a face of the other end of the flexible substrate is parallel to the light guide and a substrate face of the LED drive circuit substrate. A bent portion is formed between the two ends of the flexible substrate. | 2013-02-28 |
20130051028 | LAMP - A lamp includes a dichroic filter, a light emitting diode, and a lampshade. The light emitting diode emits light towards the dichroic filter. One portion of the light within a predetermined frequency range passes through the dichroic filter. The other portion of the light is refracted by the dichroic filter. The lampshade is used for shading the light. Therefore, the lampshade shows two colors of light. | 2013-02-28 |
20130051037 | LIGHT STANDARD BARRIER DEVICE - An aperture barrier for a standardized light standard having a walled aperture having a first or second standardized dimension at the rear thereof in communication with a wire bearing conduit. The aperture barrier has a body portion having a standardized first outer dimension and a thickness. The aperture barrier further has a removable inner body portion releasably secured in the body portion having a second standardized outer dimension and a thickness. | 2013-02-28 |
20130051038 | LED LIGHTING DEVICE AND STREETLIGHT DEVICE HAVING SAME - An LED lighting device includes: an LED module; a thermal base coupled with the LED module and configured to absorb heat; and a heat-pipe loop formed in a tubule shape and having working fluid injected thereinto and comprising a heat-absorption portion coupled with the thermal base and configured to absorb heat and a heat-dissipating portion configured to dissipate the heat absorbed by the heat-absorption portion, wherein each coil of the heat-pipe loop is formed in a thin and long shape, and one side of the thin-and-long coil is coupled to the thermal base, and the other side of the thin-and-long coil is protruded to an outside from an edge of the thermal base. | 2013-02-28 |
20130051039 | LIGHTING DEVICE - A lighting device may be provided that includes: a light source including: a member which includes a first placement portion and a second placement portion; a light source module which is disposed in the first placement portion; and a first terminal which is disposed in the second placement portion and is electrically connected to the light source module; and a heat sink including: a first receiver in which the second placement portion of the member is disposed; a second receiver in which a circuitry is disposed; and a second terminal which is disposed corresponding to the first terminal of the light source. | 2013-02-28 |
20130051040 | PUDDLE LIGHT AUTO SHUT OFF - A vehicle assembly includes an external rearview mirror support arm, an external rearview mirror housing, a mirror, a puddle light, a proximity sensor, and a switch. The external rearview mirror housing pivotally connects with the support arm. The mirror mounts to the housing. The puddle light connects with the housing. The proximity sensor includes a first component mounted to the support arm and a second component mounted to the housing. The second component rotates with respect to the first component when the housing is pivoted with respect to the support arm. The switch electrically connects with the puddle light, at least one of the components of the proximity sensor and a power source. The switch is closed when the second component is located in a first position with respect to the first component. The switch is open when the second component is located in a second position with respect to the first component. A method for controlling power to a puddle light is also disclosed. | 2013-02-28 |
20130051041 | METHOD AND DEVICE FOR ADJUSTING A LIGHT EMISSION OF AT LEAST ONE HEADLIGHT OF A VEHICLE - A method for adjusting a light emission of at least one headlight of a vehicle includes: a step for detecting an unstable travel condition of the vehicle defined as having a direction of a longitudinal axis of the vehicle differing by more than a tolerance range from a direction of motion of the vehicle; a step for providing a control signal for changing the light emission of the headlight of the vehicle in response to the detected unstable driving condition, the control signal being developed to effect a change in the light radiation characteristic of the at least one headlight of the vehicle, for adjusting the light emission. | 2013-02-28 |
20130051042 | METHOD FOR CONTROLLING A LIGHT EMISSION OF A HEADLIGHT OF A VEHICLE - A method for controlling a light emission of at least one headlight of a vehicle includes: reading in at least one danger warning signal from a receiving device, the at least one danger warning signal indicating a danger position; | 2013-02-28 |
20130051045 | Locomotive LED/Optics Headlight Assembly - A headlamp assembly comprising a housing forming an internal chamber and forming an opening to one side, at least a first light source having a first illumination axis, the first light source mounted in a central portion of the internal chamber substantially at a first depth, at least a second light source having a second illumination axis, the second light source mounted in a circumferential portion of the chamber substantially at a second depth wherein the first depth is greater than the second depth, a first aspherical lens formed about a first optic axis, the first aspherical lens mounted within the opening with the first optic axis aligned with the first illumination axis and a second aspherical lens formed about a second optic axis, the second aspherical lens mounted within the opening with the second optic axis aligned with the second illumination axis. | 2013-02-28 |
20130051046 | LED APERTURE OF AUTOMOBILE LAMP - An LED aperture of an automobile lamp comprises a PCB having LED lamps installed with a wide interval apart from each other and at least two notches formed at the external periphery of PCB, such that each LED lamp is near an internal side of the light collection ring cover, and a transparent light collection ring cover including refractive engraved lines on the light collection ring cover, and at least two latch sections extended from the internal periphery of the light collection ring cover and aligned with the notches of the PCB. The LED lamps form an aperture with a uniform brightness and lights of a light source passed through a plurality of refractive engraved lines are formed on a surface of the light collection ring cover achieve the expected safety warning and decoration function and lower the cost of the LED lamps. | 2013-02-28 |
20130051047 | VEHICLE DOOR MIRROR - In a vehicle door mirror, Between a circumferential edge of a mirror body | 2013-02-28 |
20130051048 | LIGHT HEAD WITH PHOSPHOR IMPREGNATED LIGHT OPTIC AND METHOD - A light head for a light bar and/or an emergency vehicle light includes a light mixer with diffuse reflectivity, a blue light engine and a phosphor impregnated light optic. Blue light from the light engine causes the phosphor to fluoresce and emit colored light having a wavelength different that the wavelength of blue light of the light engine. | 2013-02-28 |
20130051051 | LED Headlamp For Motor Vehicle - An LED headlamp for motor vehicle includes a condenser frame ( | 2013-02-28 |
20130051052 | VEHICULAR LAMP, VEHICULAR COMPONENT PART FOR USE IN THE SAME, AND METHOD OF PRODUCING THE VEHICULAR COMPONENT - A vehicular lamp includes a vehicular component part that is molded by charging molten resin into a cavity defined by a first die that has a mirror surface-molding portion and a semi-gloss surface-molding portion and a second die that is movable relative to the first die and cooling the molten resin. The vehicular component part includes a mirror surface-formed portion having a mirror surface that is formed by the mirror surface-molding portion and a semi-gloss surface-formed portion having a semi-gloss surface that is formed by the semi-gloss surface-molding portion. A step surface is provided between the mirror surface and the semi-gloss surface of the vehicular component part. The semi-gloss surface-formed portion is protruded on a first die side relative to the mirror surface-formed portion. | 2013-02-28 |
20130051057 | VEHICLE HEADLAMP - A vehicle headlamp that is capable of optically distributing a spot portion of a light distribution pattern having a cutoff line to a cruising lane side is provided. The present invention includes semiconductor-type light sources | 2013-02-28 |
20130051058 | OPTICALLY ADJUSTABLE LIGHT MODULE - An optically adjustable light module, such as a daytime running lamp of a motor vehicle, includes a light source (e.g., including an LED) which is rotatable about a rotational axis and has an optical axis. An arm is connected to the light source such that movement of the arm enables rotation of the light source and adjustment of the optical axis. | 2013-02-28 |
20130051061 | ILLUMINATION DEVICE - An illumination device includes: a light source including a substrate and a light emitting device mounted on the substrate; a light guide unit mounted on the substrate to cover the light emitting device and guiding light from the light emitting device to an upper side of the substrate to allow the light to be emitted from the upper side; and a main body unit having the light source fastened thereto and including an external connection unit connected to an external power source to supply power to the light source. | 2013-02-28 |
20130051062 | LIGHT EMITTING MODULE AND BACKLIGHT UNIT HAVING THE SAME - Provided are a light emitting module and a backlight unit. The light emitting module comprises a module board comprising a plurality of first and second pads and a plurality of protrusion holes, a heatsink plate corresponding to a second surface opposite to a first surface of the module board, the heatsink plate comprising a plurality of protrusions respectively inserted into the protrusion holes of the module board, and a plurality of light emitting devices, each comprising a heatsink frame connected to the protrusions of the heatsink plate which comprises a first frame part on which the plurality of protrusions are disposed and a second frame part folded from the first frame part and disposed under the module board. | 2013-02-28 |
20130051065 | ILLUMINATION UNIT AND DISPLAY APPARATUS USING THE SAME - An illumination unit includes an LED and a tabular light guide plate having a light emitting surface for emitting light from the LED as planar light, wherein a recessed portion is formed in the opposite surface of the tight emitting surface of the light guide plate, and wherein the LED is provided in the recessed portion so that the optical axis of the LED becomes parallel to the light emitting surface of the light guide plate. Further, a plurality of LEDs are arranged along the longer direction of the recessed portion, a dimming pattern is provided at a location corresponding to each of a plurality of LED of the light emitting surface of the light guide plate, and the shape or the size of the dimming pattern is varied with a location on the light emitting surface of the light guide plate. | 2013-02-28 |
20130051066 | ILLUMINATION APPARATUS - An illumination apparatus includes light sources; a light guide plate guiding lights from the light sources; a housing holding the light sources and the light guide plate; | 2013-02-28 |
20130051067 | Backlight Module with Connecting Circuits - The present invention relates to a backlight module with connecting circuits, comprising: at least one main circuit lay, a first connecting circuit layer and a second connecting circuit layer, wherein the first connecting circuit layer and the second connecting circuit layer can be connected with the main circuit layer by way of a second time welding process, therefore the total circuit area of the backlight module is increased. Moreover, in the backlight module with connecting circuits, a plurality of first holes are form on a housing, and the first holes sink from the outer surface to the inner surface of the housing bottom, such that each of the LED chips are snugly covered by the inner walls of the first holes when they respectively enter the first holes; Therefore, when the LED chips emit the light, the heat produced by each of the surfaces of the LED chips can be rapidly conducted to the housing via the inner walls of the first holes, and then the heat may be dissipated through the housing. | 2013-02-28 |
20130051068 | Energy-Efficient Lighting Panel - A light-weight and energy-efficient lighting panel is constructed from a light-transmissive and light diffusive extrusion formed to have elongated hollows, which are hollow structures or volumes between two surfaces, at least one of which is transmissive and diffusive. Light projected into the hollow flows through the hollow and part of the light is emitted through the light transmissive and diffusive surfaces. Even though the light sources are located at the edges of a panel, the surface of the panel appears to be uniformly light by light sources distribute directly behind the panels rather than along the edges. | 2013-02-28 |
20130051069 | BACKLIGHT UNIT INCLUDING COB TYPE LIGHT EMITTING DIODE MODULE - A backlight unit (BLU) is disclosed. The BLU may include a light emitting diode (LED) module including at least one LED chip mounted on a substrate in a chip-on-board (COB) type, and a light guide panel including an incidence surface configured to receive light emitted from an emission surface of the LED chip and to include at least one insertion recess disposed corresponding to the LED chip, such that the LED chip is bonded to the LED module to be inserted in the insertion recess. | 2013-02-28 |
20130051070 | LED LIGHT BAR AND BACKLIGHT MODULE - A light-emitting diode light bar includes a printed circuit board and a light-emitting diode. The printed circuit board has a protective layer, a first signal line, and a first extension line. The LED is disposed on the first signal line and the first extension line. The protective layer is formed above the first signal line and the first extension line, and has an opening that exposes a portion of the first signal line, and a portion of the extension line, such that a first exposed length of the first signal line is substantially equal to a second exposed length of the first extension line. | 2013-02-28 |
20130051075 | LIGHT GUIDE PLATE, DIE, AND DIE PROCESSING METHOD - A light guide plate having a first surface and a second surface opposite the first surface receives the light in a first direction parallel with the second surface and emits the light towards the first surface in a third direction perpendicular to the first surface, the light guide plate including: a light receiving portion which receives the light; a light guiding path which guides the light in the first direction; and an emitting portion which emits the light by reflecting the guided light towards the first surface in the third direction. The emitting portion is a first V-shaped groove having a V-shaped cross-section extending on the second surface in a second direction crossing the first direction. The first V-shaped groove is provided in plurality in the first direction and formed to be deepest in the center in the second direction and become shallower as distance increases from the center. | 2013-02-28 |
20130051076 | PLANAR LIGHTING DEVICE - A light guide plate has a light guide plate body and at one side thereof a curvedly descending portion formed by curving front and rear surfaces of the light guide plate, with the surface to surface distance kept uniform, to a coaxial arcuate configuration so as to extend towards a direction of a rear surface of the light guide plate body. Spot light sources disposed in face to face relation with a free end face of the curvedly descending portion are arranged to be displaced towards the front surface of the light guide plate from a mid-center plane between the front and rear surfaces of the curvedly descending portion. | 2013-02-28 |
20130051077 | BACKLIGHT ASSEMBLY - A backlight assembly includes a plurality of point light sources, a light guide plate (“LGP”) and a printed circuit board (“PCB”). The LGP has a light incident face in which light is incident, a side surface extending from an edge portion of the light incident face, and a fixing groove which is formed from the side surface toward an inner portion thereof. The PCB includes a point light source disposing portion in which the point light sources are disposed along a first direction, an extending portion extending from the point light disposing portion along a second direction substantially perpendicular to the first direction, and a protrusion which is fixed at an end portion of the extending portion. The protrusion of the PCB is coupled with the fixing groove of the LGP. | 2013-02-28 |
20130051078 | ILLUMINATION DEVICE AND ILLUMINATION SYSTEM - An illumination device includes a light source unit having a light emitting panel, and a mounting unit attached to a non-light-emission surface of the light source unit and provided with a circuit board for controlling energization of the light emitting panel. The mounting unit includes a connection terminal to which an external conductor for electrically interconnecting the circuit board and an external device is connected. The connection terminal is arranged inward of an outer peripheral end of a surface of the mounting unit to which the light source unit is attached. A clearance for passing the external conductor therethrough is formed between the light source unit and the mounting unit in a state that the external conductor is connected to the connection terminal and the mounting unit is attached to the light source unit. | 2013-02-28 |
20130051081 | LINE FILTER, SWITCHING POWER SUPPLY MOUNTING LINE FILTER, AND IMAGE FORMING APPARATUS - A line filter for a switching power supply including a rectifier unit configured to rectify an AC voltage, a transformer configured to transform the voltage rectified by the rectifier unit to output a resultant voltage, a switching unit configured to drive the transformer, and a radiation unit configured to radiate heat generated during operation of the switching unit includes two capacitive elements connected in series between voltage supply lines to which the rectifier unit and the transformer are connected, and a current path configured to allow a noise current to flow between the transformer and the capacitive element. | 2013-02-28 |
20130051082 | SWITCHING POWER SUPPLY - Disclosed herein is a switching power supply including: N sub switching power supplying unit each converting a direct current (DC) power supplied from a power source into an alternate current (AC) power, boosting or bucking the AC power using a resonant circuit and a contactless transformer, converting the boosted or bucked AC power into a DC power, and outputting the converted DC power; and a balance circuit connecting between the resonant circuits of the N sub switching power supplying units to thereby allow currents to be balanced between the resonant circuits. | 2013-02-28 |
20130051085 | POWER SUPPLY, CONTROLLER THEREOF AND CONTROL METHOD THEREOF - A power supply includes a first circuit, a second circuit, a feedback circuit and a controller. The first circuit has a first switch, and the second circuit has a second switch. The first circuit transforms an input voltage to a middle voltage, and the second circuit transforms the middle voltage to an output voltage. The feedback circuit electrically connects to the controller and the output voltage respectively. The controller includes a first sub-control unit and a second sub-control unit. The first sub-control unit electrically connects to the first switch and the second sub-control unit electrically connects to the second switch. The controller generates a compensation voltage signal for the first sub-control unit and the second sub-control unit to control the first switch and the second switch. | 2013-02-28 |
20130051086 | CONTROL CIRCUITS AND CONTROL METHODS FOR OVER VOLTAGE PROTECTION IN POWER SUPPLIERS - Disclosed include a control circuit adapted for a power controller powered by an operation voltage. When the operation voltage exceeds an over-voltage reference, the power controller stops power conversion provided by a power converter. The control circuit comprises a slope detector detecting a variation slope of the operation voltage. When the variation slope exceeds a drop rate, the slope detector recovers the power conversion. When the power conversion is recovered the power controller compares the operation voltage with the over-voltage reference. | 2013-02-28 |
20130051093 | METHOD AND APPARATUS FOR VARYING CURRENT LIMIT TO LIMIT AN OUTPUT POWER OF A POWER SUPPLY - A power supply controller includes an input voltage sense input and an output voltage sense input coupled to sense an input voltage and an output voltage of a power supply. A current limit circuit includes a first variable resistance coupled in parallel with a second variable resistance. The first variable resistance responsive the input voltage of the power supply and the second variable resistance is responsive to the output voltage of the power supply. The current limit circuit is coupled to generate a current limit signal in response to an equivalent resistance of the first variable resistance coupled in parallel with the second variable resistance. A drive signal generator is coupled to generate a drive signal in response to the current limit signal to drive a power switch of the power supply to limit an output power of the power supply in response to the input voltage. | 2013-02-28 |
20130051094 | CASCADED FLYING CAPACITOR MODULAR HIGH VOLTAGE INVERTERS - A high voltage inverter is provided which includes a plurality of k-level flying capacitor H bridge modules, k being greater than 2, each having a positive dc terminal, a negative dc terminal, and two ac terminals, a connecting unit for connecting said ac terminals of said plurality of k-level flying capacitor H bridge modules in series to form a cascading set of modules, and a dc source connected to an ac source and having a transformer, a rectifier rectifying an output voltage of said transformer, and a capacitor connected between the positive and negative dc terminals. | 2013-02-28 |
20130051097 | POWER SOURCE DEVICE - A power source device for rectifying the output of an AC generator in which magneto coils are in a star-shaped connection in three phases. The device includes a control rectifier circuit configured from a first control rectifier circuit for performing full-wave rectification on three-phase AC voltages, and a second control rectifier circuit for performing full-wave rectification on AC voltages obtained between neutral and each of two-phase AC output terminals selected from the three-phase AC output terminals of the generator, as well as on AC voltage obtained between the selected two-phase AC output terminals; and a controller controlling the first and second circuits so that the output of the first circuit is supplied to the load when the rotational speed of the generator is equal/less than a set speed, and the output of the second circuit is supplied to the load when the rotational speed exceeds the set speed. | 2013-02-28 |
20130051098 | ADAPTIVE SLOPE COMPENSATION PROGRAMMABLE BY INPUT VOLTAGE OF POWER CONVERTER - A method for controlling a power converter is provided. The method includes the following steps. A switching signal coupled to switch a transformer for regulating the output of the power converter is generated in accordance with a feedback signal and a ramp signal. The ramp signal is generated in accordance with a switching current signal and a slope compensation signal. The slope compensation signal is generated in response to an input voltage signal. The input voltage signal is generated in response to the level of the input voltage of the power converter. The feedback signal is generated in accordance with the output of the power converter, and the switching current signal is correlated with a switching current of the transformer. | 2013-02-28 |
20130051099 | Inverter Device - An inverter device includes: an inverter circuit which includes an upper-arm-use first switching element ( | 2013-02-28 |
20130051100 | POWER SUPPLY DEVICE - A power supply device includes a failure determination means that detects, based on a current detected by a current detector, a failure of the switching elements of each of the chopper sections, and the failure determination means obtains values of the current detected by the current detector at the timing of falling edges of control signals to the switching elements of each of the chopper sections, determines the failure when the obtained current values differ from each other, and transmits a failure signal to a generation control means. When receiving the failure signal, the generation control means limits an output current from a generator in a way such that the withstanding current of a non-failed chopper section out of the chopper sections of the phases is not exceeded. | 2013-02-28 |
20130051101 | HOLD-UP TIME CIRCUIT, HOLD-UP TIME METHOD, AND POWER SUPPLY SYSTEM - A hold-up time circuit is provided, including: an energy storage capacitor, a step-down circuit and a step-up circuit. A first and a second input end of the step-down circuit are connected to two electrodes of an input power supply. A first output end and a second output end of the step-down circuit are connected to two electrodes of the energy storage capacitor. When the input power supply is normal, the step-down circuit is configured to perform reduction processing on an input voltage of the input power supply, and the energy storage capacitor is charged by an output of the step-down circuit. A first and a second input end of the step-up circuit are connected to the two electrodes of the energy storage capacitor. When the input power supply is power-off, the step-up circuit is configured to perform boost processing on an energy storage voltage of the energy storage capacitor. | 2013-02-28 |
20130051102 | ISOLATED SOFT-SWITCH SINGLE-STAGE AC-DC CONVERTER - An alternating current-to-direct current (AC-DC) converter is provided. The converter may include a transformer having a primary side and a secondary side. A first bi-directional switch and a first inductor may be connected in series between a positive terminal of an AC source and a first terminal of the primary side of the transformer. A second bi-directional switch and a second inductor may be connected between the positive terminal of the AC source and a second terminal of the primary side of the transformer and connected in parallel with the first bi-directional switch. | 2013-02-28 |
20130051109 | Method of reading a ferroelectric memory cell - A method of reading a memory cell is disclosed. The method includes the step of connecting ( | 2013-02-28 |
20130051110 | SEMICONDUCTOR APPARATUS - A semiconductor apparatus according to an aspect of the present invention includes first and second bus-interface circuits, a first memory core connected to the first bus-interface circuit through a first data bus, the first memory core being connected to a first access control signal output from the first bus-interface circuit, a second memory core connected to the second bus-interface circuit through a second data bus, and a select circuit that selectively connects one of the first access control signal and a second access control signal output from the second bus-interface circuit to the second memory core. | 2013-02-28 |
20130051113 | PROGRAMMABLE NON-VOLATILE MEMORY - A programmable non-volatile memory including a memory cell includes a transistor acting as an anti-fuse and two diodes for access. The memory cell that can store two bits and includes a transistor acting as an anti-fuse and two diodes for access, wherein the cell transistor includes: the source electrode formed by a metal; the first diode as the source region contact structure; the drain electrode formed by a metal; and the second diode as the drain region contact structure wherein the cell transistor, the oxide layer between the source area and the gate is the first anti-fuse the first storage; the oxide layer between the drain area and the gate is the second anti-fuse the second storage; the two diodes are connected in series to access the two anti-fuses. | 2013-02-28 |
20130051114 | DATA READ CIRCUIT, A NON-VOLATILE MEMORY DEVICE HAVING THE SAME, AND A METHOD OF READING DATA FROM THE NON-VOLATILE MEMORY DEVICE - A non-volatile memory device including a cell array, which includes a plurality of memory cells, and a sense amplification circuit. The sense amplification circuit is configured to receive a data voltage of a memory cell, a first reference voltage and a second reference voltage during a data read operation of the memory cell, generate differential output signals based on a voltage level difference between the data voltage and the first and second reference voltages, and output the differential output signals as data read from the memory cell. | 2013-02-28 |