49th week of 2010 patent applcation highlights part 28 |
Patent application number | Title | Published |
20100309599 | LIGHTNING ARRESTOR APPARATUS - A lightning arrestor apparatus is disclosed, which is comprised of a connecting piece, a first coaxial cable, a second coaxial cable and a grounding lead. Said connecting piece comprises a first connecting end and second connecting end on both sides of said connecting piece. Said first coaxial cable comprises the first terminal to connect said first connecting end for transmitting signal. Said second coaxial cable comprises the second terminal to connect said second connecting end for transmitting signal above-mentioned. Said grounding lead is installed under said connecting piece. The exteriors of said first terminal and said first connecting end have been further wrapped with a first protection coating. The exteriors of said second terminal and said second connecting end have been further wrapped with a second protection coating. Thereby the invention not only can reduce the transmission loss, but also can avoid inappropriate assembly and moisture intrusion. | 2010-12-09 |
20100309600 | APPARATUS FOR DETERMINING AND/OR MONITORING A PROCESS VARIABLE - An apparatus for determining and/or monitoring at least one process variable. The apparatus includes at least one relay, at least one voltage source, and at least one voltage increasing unit. The relay, the voltage source and the voltage increasing unit as embodied, are matched to one another, and are connected with one another in such a manner that, when the voltage source supplies the relay with voltage for pull-in of the relay, the voltage increasing unit causes such an increase of the voltage applied to the relay, that the applied voltage corresponds at least to the pull-in voltage of the relay. | 2010-12-09 |
20100309601 | Micro-Power pulse Controller for Magnetic Latch Solenoids, Relays and Valves - A solid-state magnetic latch solenoid controller which is a multi-terminal device that includes an edge (slope) detector, an adjustable one-shot pulse generator, an input status detector, two or more selectable gate drivers and output powerful MOSFETs. The controller is an extremely low-power consumption device. There is virtually no power consumption (from 1-10 uA) from an internal power source or an external source of energy during either normally closed or open stages. This maintains battery voltage and hence output condition for years. A noticeable amount of power consumed only during the transitional cycles from the open to the closed and vice versa. | 2010-12-09 |
20100309602 | PRINTED CIRCUIT BOARD AND ELECTROSTATIC DISCHARGE PROTECTION METHOD FOR THE SAME - A printed circuit board (PCB) includes a switch mounted on a signal layer of the PCB. A plurality of grounding copper foils are formed at opposite sides of the switch. A first end of each of the grounding copper foils is adjacent to the switch. The switch includes an electroplated button and a switch component under the electroplated button. An inner surface connected to the switch component of the electroplated button is coated with lacquer. | 2010-12-09 |
20100309603 | ELECTROSTATIC-TYPE REINFORCEMENT APPARATUS - A reinforcement apparatus is for reinforcing a thin plate-like reinforcement object which is required to be temporarily reinforced in operating processes. The electrostatic-type reinforcement apparatus includes a reinforcement material body including a thin plate type electrostatic holding part formed by burying an electrode part into an electric insulating layer, and a voltage controller constituted to be separated from the reinforcement material body and having a first connecting terminal configured to allow an reinforcement object conducted to an earth and a second connecting terminal configured to allow the electrode part to be conducted to an earth or a high voltage. The voltage controller includes an attracting process part configured to attract the reinforcement object by generating an attraction force in the electrostatic holding part by supplying an electric charge of a reverse polarity to the charges supplied to the electrode part to the reinforcement object from the earth and an attraction releasing process part configured to cancel an electrostatic attracting ability by releasing charges stored in the reinforcing object and the electrode part from the earth. | 2010-12-09 |
20100309604 | Method and Apparatus for Chuck Thermal Calibration - Wafer temperature is measured as a function of time following removal of a heat source to which the wafer is exposed. During the wafer temperature measurements, a gas is supplied at a substantially constant pressure at an interface between the wafer and a chuck upon which the wafer is supported. A chuck thermal characterization parameter value corresponding to the applied gas pressure is determined from the measured wafer temperature as a function of time. Wafer temperatures are measured for a number of applied gas pressures to generate a set of chuck thermal characterization parameter values as a function of gas pressure. A thermal calibration curve for the chuck is generated from the set of measured chuck thermal characterization parameter values and the corresponding gas pressures. The thermal calibration curve for the chuck can be used to tune the gas pressure to obtain a particular wafer temperature during a fabrication process. | 2010-12-09 |
20100309605 | THREE-TERMINAL METAL-OXIDE-METAL CAPACITOR - An MOM capacitor includes a first metal plate; a second metal plate in close proximity to the first metal plate; a third metal plate in close proximity to the first metal plate, and at least one oxide layer interposed between the first, second and three vertical metal plates. The first, second and third metal plate are connected to three different terminals of an integrated circuit. | 2010-12-09 |
20100309606 | Capacitor Arrangement And Method For Making Same - One or more embodiments relate to a semiconductor chip including a capacitor arrangement, the capacitor arrangement comprising: a first capacitor; and a second capacitor stacked above the first capacitor, the first capacitor and the second capacitor coupled in series between a first metallization level and a second metallization level adjacent the first metallization level. | 2010-12-09 |
20100309607 | CAPACITOR SUBSTRATE STRUCTURE - The disclosed is a capacitor substrate structure to reduce the high leakage current and low insulation resistance issue of organic/inorganic hybrid materials with ultra-high dielectric constant. The insulation layer, disposed between two conductive layers, includes multi-layered dielectric layers. At least one of the dielectric layers has high dielectric constant, including high dielectric constant ceramic powder and conductive powder evenly dispersed in organic resin. The other dielectric layers can be organic resin, or further include high dielectric constant ceramic powder dispersed in the organic resin. The substrate has an insulation resistance of about 50 KΩ and leakage current of below 100 μAmp under operational voltage. | 2010-12-09 |
20100309608 | Buried Capacitor Structure - A buried capacitor structure including a first conductive metal layer, a first dielectric film, a capacitor, a second dielectric film, and a second conductive metal layer, which are stacked in sequence, wherein the capacitor is buried between the first dielectric film and the second dielectric film, the first conductive metal layer is formed into a first circuit pattern, the second conductive metal layer is formed into a second circuit pattern. The capacitor is a planar comb-shaped capacitor with a positive electrode, a negative electrode, and a capacitor paste filled between the positive electrode and the negative electrode, wherein the positive electrode includes a positive electrode end and a plurality of positive comb branches, the negative electrode includes a negative electrode end and a plurality of negative comb branches, and the positive branches and the negative branches are parallel to and separated from each other. | 2010-12-09 |
20100309609 | ELECTRICAL SWITCHING APPARATUS AND DAMPENING MECHANISM THEREFOR - A dampening mechanism for an electrical for an electrical switching apparatus, such as a draw-out circuit breaker, includes a mounting bracket coupled to the circuit breaker, a pivot member, at least one biasing element, and a damper. The circuit breaker is movable into and out of an installed position within a switchgear enclosure. The pivot member pivots between first and second positions corresponding to the circuit breaker not being fully installed and being disposed in the installed position, respectively. The biasing element biases the pivot member toward the first position. When the circuit breaker is moved toward the installed position, the second end of the pivot member engages at least one of a back panel and a ledge of the enclosure, thereby pivoting the pivot member toward the second position. When the pivot member is disposed in the second position, the damper is biased against the ledge of the enclosure to dampen undesired vertical motion of the circuit breaker. | 2010-12-09 |
20100309610 | DISPLAY DEVICE HAVING GUIDES LINKING BUTTONS TO DISPLAY INFORMATION - A housing for mounting a display device is provided. The display device includes a display screen capable of displaying an executable function and an input selector which corresponds to the displayed function such that upon actuation of the input selector the displayed function is executed. The housing includes a generally planar surface disposed spaced apart from the display screen. An aperture is formed in the generally planar surface so that the display screen is visible through the generally planar surface. A ledge bounding at least a portion of the aperture extends from the generally planar surface to the display screen. A guide formed on the ledge links the input selector to the displayed function. The ledge has a first reflectance and the guide has a second reflectance which is different than the first reflectance so as to provide a contrast between the ledge and the guide due to the different amounts of light emitted from the display screen reflecting off the ledge and the guide. | 2010-12-09 |
20100309611 | ELECTRONIC DEVICE WITH POWER SUPPLY - An electronic device includes a chassis, a power supply, and a bracket. The power supply is capable of supplying power to electronic elements secured in the chassis. A resiliently deformable latch piece is located on the power supply. A tab is located on the latch piece. The bracket is secured in the chassis and defines a slit. The slit receives the tab of the power supply so as to secure the power supply in the bracket, and the latch piece is resiliently deformable to disengage the tab from the slit to remove the power supply from the bracket. | 2010-12-09 |
20100309612 | ELECTRONIC DEVICE AND SLIDING ASSEMBLY THEREOF - An electronic device includes an upper cover and a main body. A sliding assembly is disposed between the upper cover and the main body and includes a sliding portion, a spring, and a track with a first positioning portion disposed at the center of a side of the track and two second positionings portion disposed on two ends of the side of the track. The spring including an engaging portion and two ends, and the sliding portion are fixed on the cover. The engaging portion and the ends form an included angle. The sliding portion is movably connected to the track and slides thereon. When the sliding portion slides on the track, the engaging portion is engaged with one of the first positioning portion and the second positioning portions. | 2010-12-09 |
20100309613 | COVER MECHANISM AND ELECTRONIC DEVICE USING SAME - A cover mechanism is for an electronic device, and the cover mechanism includes a base member and a cover member. The base member defines a hole and a receiving groove. The cover member is received in the receiving groove. The cover member includes a connecting portion to allow the cover member to be elastically bent to cover the hole. | 2010-12-09 |
20100309614 | ELECTRONIC DEVICE - An electronic device includes a first, a second body, and an engaging mechanism. The second body is connected to the first body and rotates relatively to the first body. The engaging mechanism, disposed on the second body, includes a rotating member and a moving member. The rotating member is rotatably disposed on the second body. The moving member is movably disposed on the second body and abuts the rotating member. The second body is fastened to the first body by the moving member of the engaging mechanism. When the rotating member rotates along a first direction, the moving member is pushed along a second direction to depart from the first body. | 2010-12-09 |
20100309615 | DISPLAY WALL MOUNT WITH ELASTOMERIC SPRING LATCH AND POST-INSTALLATION HEIGHT ADJUSTMENT AND LEVELING FEATURE - A mounting system for an electronic display providing enhanced versatility of movement and ease of installation. The mounting system includes a latch and kickstand assembly for latching the display to a support structure mountable to a wall and propping the bottom edge of the display away from the wall to enable connection of wires to the back of the display while the display is mounted on the wall. The mount further includes a vertical position adjustment assembly to enable vertical positioning and leveling of the display after the display is mounted. | 2010-12-09 |
20100309616 | MONITOR PANEL DEVICE - A monitor panel device has a structure in which guide pins | 2010-12-09 |
20100309617 | ELECTRONIC DEVICE HAVING ADJUSTABLE LEG - An electronic device includes a main body and a leg. The main body includes a restriction portion. The leg is rotatably connected to the main body for supporting the main body. The leg defines grooves for being engageable with the restriction portion. When the leg rotates relatively to the main body, the restriction portion is operable to be selectively engaged with any one of the grooves to adjust a predetermined angle defined by the leg and the main body. | 2010-12-09 |
20100309618 | DISPLAY DEVICE - A display device is disclosed. A display device includes a body displaying an image, and a pair of supporting shafts rotatably secured to the body, being tilted to a predetermined angle and a base member supporting the supporting shaft. The present invention relates to a display device having a tilting or height adjustment function of adjusting a viewing angle, with a simple structure and an economized production cost thereof. | 2010-12-09 |
20100309619 | Metal display casing and display thereof - A metal display casing is disclosed, which includes a base plate having an edge, a bending portion extended from the edge, a fold-back portion connected to the bending portion, and a screw hole disposed on the fold-back portion. A display utilizing the metal display casing is also disclosed. | 2010-12-09 |
20100309620 | DRIVE BEZEL CONNECTOR COUPLINGS - An information handling system (IHS) includes an IHS chassis defining a drive bay. A processor is located in the IHS chassis. A drive chassis is located in the drive bay. A bezel extends from an edge of the drive chassis. A first connector coupling is located on the bezel. An IHS connector is located on the drive chassis and electrically coupled to the processor and the connector coupling such that a device may be coupled to the IHS through a cable connected to the first connector coupling. | 2010-12-09 |
20100309621 | LOCKING MECHANISMS FOR LOCKING HARD DISK DRIVES TO ELECTRONIC DEVICES - A locking mechanism includes a tray to receive a hard disk drive and a locking apparatus. The locking apparatus includes a base attached to a front wall of the tray, a handle pivotally connected to the base, and a locking member attached to the base. The base defines a receiving chamber and a mounting hole in communication with the receiving chamber. The locking member includes a sliding portion slidably received in the receiving chamber of the base to impel the handle to pivot relative to the base, and a locking tongue attached to the sliding portion. Movement of the locking tongue relative to the mounting hole causes the locking mechanism to toggle between a locked and unlocked position. | 2010-12-09 |
20100309622 | COMPUTER DOCKING STATION - The docking station ( | 2010-12-09 |
20100309623 | INDUSTRIAL COMPUTER - An industrial computer includes a first casing, a second casing, a storage unit, and a heat dissipation unit. The second casing and the first casing form a closed casing, and outside of the second casing has a containing area. The storage unit is disposed in the closed casing, contacts the second casing, and corresponds to the containing area. The heat dissipation unit is disposed at the containing area. | 2010-12-09 |
20100309624 | INDUSTRIAL COMPUTER - An industrial computer includes a first casing, a second casing, a storage unit, a cover, and a heat dissipation unit. The second casing and the first casing form a closed casing, and the outside of the second casing has a containing area. The storage unit is disposed at the containing area. The cover is removably assembled at the second casing to cover the containing area and contact the storage unit. The heat dissipation unit is disposed at the cover. | 2010-12-09 |
20100309625 | HEAT DISSIPATING SYSTEM AND CONNECTOR THEREOF - A heat dissipating system includes a chassis, a motherboard mounted in the chassis, a number of connectors mounted on the motherboard in parallel to form a passage between every two adjacent connectors, and a heat dissipating element mounted to the chassis and aligned with the passages. Each of the connectors includes a socket and an inserting portion. The socket defines a slot. The inserting portion includes a main body and a protrusion extending from the main body towards the slot. A cross-section of the protrusion is trapezoidal-shaped. A side surface of the protrusion is inclined to form an airflow guiding structure. | 2010-12-09 |
20100309626 | ELECTRONIC SYSTEM WITH HEAT DISSIPATION STRUCTURE - An electronic system such as a computer system includes a casing defining an opening at a side thereof, a motherboard arranged in the casing, a hard disk located at a side of the motherboard and a heat dissipation structure covering the opening of the casing. The motherboard includes a printed circuit board facing toward the opening of the casing, first electronic components and second electronic components mounted on the printed circuit board and facing toward the opening. The heat dissipation structure includes a base engaging with the casing and fins extending from the base and outside of the casing. The base includes a first engaging portion contacting the first and second electronic components and a second engaging portion contacting the hard disk. The first engaging portion and the second engaging portion are in different levels from each other. | 2010-12-09 |
20100309627 | PORTABLE TERMINAL - According to an aspect of the present invention, there is provided a portable terminal including: a first housing; a second housing slidable in a sliding direction with respect to the first housing; a first magnet disposed in the first housing; a second magnet disposed in the second housing to face the first magnet in a closed state; and a third magnet disposed in the second housing to face the first magnet in an opened state, wherein an S pole of the first magnet is positioned on a side of the first housing facing the second housing, and wherein an N pole of the second magnet, an S pole of the second magnet, an S pole of the third magnet and an N pole of the third magnet are aligned as a sequence along the sliding direction. | 2010-12-09 |
20100309628 | ELECTRONIC DEVICE - According to one embodiment, an electronic device includes a printed circuit board housed in a housing, a surface mount part soldered to the printed circuit board, a cooling mechanism which covers the surface mount part from an opposite side to the printed circuit board, a reinforcing portion formed by supplying an adhesive to an outer peripheral edge of the surface mount part and the printed circuit board such as to be across each other, which reinforces a solder joint portion provided between the surface mount part and the printed circuit board and a spacer formed of the adhesive, which is set between the surface mount part and the cooling mechanism and supports the cooling mechanism. | 2010-12-09 |
20100309629 | METHOD FOR MANUFACTURING VENTED BOARD, METAL PLATE FOR FORMING THE VENTED BOARD, AND METHOD FOR MAKING ELECTRONIC DEVICE HAVING THE VENTED BOARD - A method for manufacturing a vented board includes the steps of providing a metal plate, forming a mesh area in the plate, and punching a recessed portion on the plate to make at least one part of the mesh area extend to form a side wall of the recessed portion with a thickness of the mesh area substantially remaining constant. The mesh area includes a number of hole units. Each hole unit defines a hole and includes a plurality of borders bounding the hole. Every two adjacent hole units share a corresponding one of the plurality of borders. Before punching the recessed portion, a center line of each border is a curve line. | 2010-12-09 |
20100309630 | INTEGRATED HEAT EXCHANGER - In one aspect, a cooling device comprising a heat exchanger body comprising a cooling channel for a coolant, a mounting surface to which the electronic component is mountable and an outer heat exchange surface is provided. The cooling device comprises a feeding line connection for feeding the coolant and a draining line connection for draining the coolant. The cooling channel is interconnected to the feeding line connection and the draining line connection. The cooling channel is fanned within the heat exchanger body in such a way that the coolant in the cooling channel is in thermal contact with the mounting surface and the outer heat exchange surface for providing a heat exchange. | 2010-12-09 |
20100309631 | ASSEMBLIES AND METHODS FOR DISSIPATING HEAT FROM HANDHELD ELECTRONIC DEVICES - According to various aspects of the present disclosure, exemplary embodiments include assemblies and methods for dissipating heat from an electronic device by a thermally-conducting heat path to the external casing via one or more portions of an electromagnetic interference shield and/or thermal interface material disposed around the device's battery or other power source. In an exemplary embodiment, a shield (or portions thereof) may be disposed about or define a battery area such that heat may be transferred to the external casing by a thermally-conductive heat path generally around the battery area through or along the shield. In another exemplary embodiment, a thermal interface material (or portions thereof) may be disposed about or define a battery area such that heat may be transferred to the external casing by a thermally-conductive heat path generally around the battery area through or along the thermal interface material. | 2010-12-09 |
20100309632 | MOTHERBOARD WITH MOUNTING HOLES - A motherboard includes a printed circuit board, and a heat generating component mounted on the printed circuit board. A plurality of mounting holes is defined in the printed circuit board for mounting a heat sink apparatus on the heat generating component. At least a ground via is defined in the printed circuit board and adjacent to each of the mounting holes. The heat sink apparatus is capable of electrically contacting the ground via, and the ground via is capable of reducing electromagnetic interference of the motherboard and grounding static electricity on the heat sink apparatus. | 2010-12-09 |
20100309633 | ELECTRONIC CIRCUIT COMPOSED OF SUB-CIRCUITS AND METHOD FOR PRODUCING THE SAME - To improve manufacture of an electronic circuit, the electronic circuit is composed of modules of sub-circuits arranged on a common substrate, such as a cooling body, and that are electrically interconnected by a planar electrical contact element. | 2010-12-09 |
20100309634 | Thermal Interface with Non-Tacky Surface - A package includes a thermal interface member which includes a bulk layer and a surface layer that is disposed on at least a portion of a surface of the bulk layer. The surface layer is highly thermally conductive, has a melting point exceeding a solder reflow temperature, and has a maximum cross-sectional thickness of less than about 10 microns. | 2010-12-09 |
20100309635 | STRUCTURE FOR MOUNTING SEMICONDUCTOR PACKAGE - A mounting structure, in which semiconductor package | 2010-12-09 |
20100309636 | PORTABLE ENVIRONMENTALLY ROBUST ENCLOSURE OPTIMIZED FOR SIZE, WEIGHT, AND POWER DISSIPATION - An enclosed electronic apparatus including a first continuous heat-transfer band forming at least a portion of the exterior surface of the enclosure, with continuous lateral edges on either side thereof, and mounting points on an internal side of the continuous heat transfer band to which a printed circuit board assembly is mountable. A printed circuit board assembly is mounted to the heat transfer band at the mounting points, with a thermally conductive portion forming a thermal path between a heat-producing electronic component of the printed circuit board assembly and the heat transfer band. A thermally conductive gasket between the printed circuit board assembly and the heat transfer band at the mounting points facilitates heat transfer. Opposing first and second enclosure portions seal the respective continuous lateral edges of the heat transfer band against penetration of fluid or debris. It is small, compact, lightweight, rugged and otherwise ergonomic for ease of use and protection from accidental impact caused by, for example, dropping the unit. The reliability of the system is improved because the internal electronic components are protected from moisture, dust, and other liquid or particle contaminants, all while maintaining an internal temperature that is lower than a maximum permissible operating temperature. | 2010-12-09 |
20100309637 | SUPPORT ELEMENT ARRANGEMENT AND METHOD FOR MANUFACTURING A SUPPORT ELEMENT ARRANGEMENT - A support element arrangement for an electronic component includes a first support element and a second support element, the first support element being configured perpendicularly to the second support element and having a first main extension plane, and, in addition, the first support element having a first recess, the first recess at least partially surrounding the second support element in the first main extension plane. | 2010-12-09 |
20100309638 | ELECTRONIC ELEMENT PACKAGING MODULE - An electronic element packaging module including a lead frame, an insulating layer and at least one electronic element is provided. The lead frame is a patterned metal sheet and has a first surface, a second surface opposite thereto and a through trench passing from the first surface to the second surface. A substrate portion and a plurality of lead portions around the substrate portion of the lead frame are defined by the through trench. The second surface of the lead frame is exposed outside the electronic element packaging module. The insulating layer disposed in the through trench has a third surface and a forth surface substantially coplanar with the first and the second surfaces, respectively. The electronic element disposed on the first surface is coupled to the lead frame. | 2010-12-09 |
20100309639 | CIRCUIT BOARD MODULE AND ELECTRONIC APPARATUS - A circuit board module includes: a board having a mounting surface; a frame member which is mounted on the mounting surface; an electronic component which is mounted on the mounting surface and which is provided inside the frame member; a resin portion which is embedded in the frame member; and a display device disposed on an opposite surface opposite to the mounting surface of the board. The display device is substantially equal in size to the frame member, and disposed at a position of the opposite surface which substantially corresponds to the frame member. | 2010-12-09 |
20100309640 | SURFACE MOUNT ELECTRONIC DEVICE PACKAGING ASSEMBLY - A surface mount electronic device packaging assembly includes a body having an aperture defined therethrough. The aperture is adapted to receive an electronic device therein. The body has a first surface and a second surface. An electrically conductive contact pad is disposed on the first surface of the body. The contact pad is adapted to receive a lead from the electronic device. A thermally conductive base pad is disposed on the second surface of the body. A top surface of the base pad is adapted to receive the electronic device thereon. | 2010-12-09 |
20100309641 | INTERPOSER SUBSTRATE, LSI CHIP AND INFORMATION TERMINAL DEVICE USING THE INTERPOSER SUBSTRATE, MANUFACTURING METHOD OF INTERPOSER SUBSTRATE, AND MANUFACTURING METHOD OF LSI CHIP - A method of forming narrow-pitch flip-chip bonding electrodes and wire bonding electrodes at the same time is provided so as to reduce the cost of a substrate. In addition, a low-cost solder supply method and a flip-chip bonding method to a thin Au layer are provided. A stacked layer of a Cu layer | 2010-12-09 |
20100309642 | SIGNAL CONVERSION DEVICE WITH DUAL CHIP - The present invention provides a dual chip signal conversion device, comprising: a carrier, one side surface thereof being provided with at least a first contact and a second contact while the other side surface thereof being provided with at least a third contact and a fourth contact; a first chip disposed at one side surface of the carrier and electrically connected to the second and fourth contacts; a second chip disposed at one side surface of the carrier and electrically connected to the first chip; and an antenna disposed within the carrier and electrically connected to the second chip. | 2010-12-09 |
20100309643 | MULTI-CHIP HYBRID-MOUNTED DEVICE AND METHOD OF MANUFACTURING THE SAME - A multi-chip hybrid-mounted device is provided that is fabricated by an extremely simple fabrication process, thereby enabling excellent reliability and yield. During the mounting process, the submount is kept at a bias temperature slightly below the solder melting point. For each chip to be mounted, an auxiliary heater element located adjacent to the actual mounting/soldering position is temporarily energized. Using a bias temperature, a local temperature increase of only a few degrees Celsius in the mounting/soldering area will initiate the soldering process and affix the chip. Such a small temperature increase is readily achieved by the laterally displaced heater element with only a minimal amount of thermal stress. The fabrication process is fully scalable and enables mounting of an arbitrarily large number of chips using only a single solder material. | 2010-12-09 |
20100309644 | POWER MODULE AND DISPLAY DEVICE - There are provided a power module and a display device. There is provided the power module for a display device that includes a panel, a backlight unit supporting the panel and including a light source, and a conductive back cover coupled to the backlight unit, the power module including: a circuit board supplying power to the light source included in the backlight unit; a transformer mounted on the circuit board and supplying power to the circuit board; and a shielding plate mounted on the circuit board and covering, in a non-contact manner, the upper surface of the transformer opposed to the lower surface | 2010-12-09 |
20100309645 | MOUNTING STRUCTURE FOR AN ELECTRONIC ELEMENT - A mounting structure for fixing an electronic element on a heat dissipation unit is provided. The mounting structure includes a heat dissipation unit, a fixing member, electronic elements and elastic elements. The fixing member is fixed on the heat dissipation unit. The elastic elements are sandwiched between the electronic elements and the fixing member, wherein the fixing member and the elastic elements press the electronic elements to make the electronic elements tightly contact the heat dissipation unit. | 2010-12-09 |
20100309646 | LIGHT-EMITTING DEVICE AND DISPLAY UNIT AND LIGHTING UNIT USING THE SAME - A light-emitting device ( | 2010-12-09 |
20100309647 | Illumination Unit Consisting of Discharge Lamp, LEDs and Conversion Phosphors - The invention relates to an illumination unit having an adjustable colour location consisting of a discharge lamp as primary light source and LEDs as secondary light source and additionally a phosphor layer in the form of a phosphor screen comprising conversion phosphors. Furthermore, the present invention relates to a method for lighting usable areas by the illumination unit according to the invention. | 2010-12-09 |
20100309648 | LIGHT EMITTING DEVICE - The present invention relates to a light emitting device ( | 2010-12-09 |
20100309649 | PHOTOELECTRONIC DEVICE HAVING A VARIABLE RESISTOR STRUCTURE - A photoelectronic device having a variable resistor structure includes a photoelectronic element array. The photoelectronic element array electrically connects with the variable resistor structure via a wire structure, wherein at least one resistor of the variable resistor structure is open. | 2010-12-09 |
20100309650 | LIQUID CRYSTAL DISPLAY DEVICE, BACKLIGHT CONTROL METHOD AND PROGRAM - A liquid crystal display device includes an input and output display unit which includes a touch panel function; a backlight which emits light to the input and output display unit from a rear surface thereof; a comparison processing unit which compares a sensor output of a sensor which detects the light emitted from the backlight and reflected from a manipulation object on the input and output display unit with a predetermined reference value; and a backlight luminance adjusting unit which receives a comparison result of the comparison processing unit and adjusts luminance of the backlight so that the sensor output is close to a predetermined allowable lower limit output value. | 2010-12-09 |
20100309651 | Portable Light Source - A portable light source for connection to a hardhat. The portable light source has a battery housing with an LED light mounted in a swivel portion that is connected to the battery housing. The housing also has a mounting post that engages an aperture on the side of the hardhat for holding the portable light source in place. | 2010-12-09 |
20100309652 | LED LIGHT BAR WITH A REPLACEABLE POWER SOURCE - An LED light bar with a replaceable power source. A base is inserted with an LED lamp. A lampshade covers the lamp. Both ends of the base have a connector. One connector is connected with a power supply. A connecting base is provided between the power supply and the end portion of the base. This forms the disclosed LED light bar with a replaceable power supply. | 2010-12-09 |
20100309653 | Solar-lamp assembly - A solar-lamp assembly includes a main frame, a secondary frame mounted atop the main frame and having solar wafers and a photoelectric-transducing-and-controlling element; a housing attached below the main frame for accommodating therein a battery; a post connected below the housing; at least one electrically interconnected lamp element connected below the main frame by a respective lamp shade and including therein at least one lighting device, wherein the battery, the lamp element, and the photoelectric-transducing-and-controlling element are electrically connected; a flexible board provided between the lamp element and the main frame, wherein the flexible board allows a plurality of the lamp elements to project light in different directions; and at least an arm-shaped lamp supporter connected with one lateral of the housing and having at least one lamp element affixed thereto through another flexible board. | 2010-12-09 |
20100309654 | PARTY BALLOON WITH ILLUMINATION DEVICE - A party balloon ( | 2010-12-09 |
20100309655 | LIGHT EMITTER TO BE ATTACHED TO CAPS - Disclosed is a light emitter to be attached to caps. The light emitter includes a case having a plurality of second lamps ( | 2010-12-09 |
20100309656 | FLASHLIGHT WITH MOTORIZED DIRECTIONAL LIGHTHEAD FOR LIGHTBEAM PLACEMENT - A flashlight has a casing, designed for hand-carrying, housing a motor connected to a lighthead by a mechanical linkage, one or more power sources configured to supply power to the lighthead and to the motor, and a user-operable control device configured to control a motion of the lighthead. The lighthead contains or is attached to a lighting element, the user-operable control device includes a switching assembly, and the lighthead is rotatable about an axis. The mechanical linkage is configured to translate a motive force from the motor into motion of the lighthead. Operation of the switching device rotates the lighthead, easily adjusting the direction of the light beam emitted by the flashlight at the touch of a finger. | 2010-12-09 |
20100309657 | USB memory device with integrated flashlight - The present invention combines a USB memory device with flashlight to conveniently illuminate a computer USB port for easier insertion of the USB plug. The flashlight can be used independently from the USB memory device to illuminate any dark area. The light is integrated with the USB flash drive, battery powered, bright and focused through a housing which directs the light beam to the front end of the device. The assembly contains a printed circuit board (PCB) including LED bulbs which indicate operational status. The embodiment of the invention includes a removable cap that protects the USB plug and also has a feature which permits the light to pass through for flashlight use. The components are designed in a manner that utilizes physical features to interlock and contain the assembly. | 2010-12-09 |
20100309658 | Strip Lighting Fixture - Embodiments of the invention provide strip lighting fixtures, where the strip fixture includes a channel defined by a base plate and two side walls, end plates located at each end of the channel, and a channel cover that snap-fits onto the channel. In one embodiment, the channel side walls include at least one gripper indentation that releasably engages with at least one tong hanger hook via a snap-fit connection to attach the strip fixture to a support structure. In some embodiments, tong hangers include hooker clips that connect the tong hanger to a support structure. In some embodiments, the channel cover is contoured to provide additional spacing or relief areas to avoid pinched wires when the channel cover is connected to the channel. A lamp reflector may be used in conjunction with, or in place of, the channel cover. In some embodiments, multiple strip fixtures may be secured end-to-end by removing an end plate from one end of each strip fixture and positioning the open ends of each strip fixture adjacent one another to form a seam. A channel aligner may then be used to span the seam and connect the adjacent open ends of the two strip fixtures via base plate and side wall connections for additional lateral stability. | 2010-12-09 |
20100309659 | DRYING LIGHT SOURCE - A drying light source ( | 2010-12-09 |
20100309660 | Lighting device - A lighting device includes a case body including a receiving cavity and at least a portion including at least one first hole, a light emitting module in the receiving cavity, the light emitting module including a plurality of light emitting devices, a lens on the light emitting module, and a case cover including an opening through which the lens is exposed, the case cover being disposed on the case body. A heat sink is between the light emitting module and the case body to transfer heat from the light emitting module to the case where the case body acts as a conduit to transfer heat from the light emitting module to the portion of the case body including at least one first hole and the case cover has at least a portion including at least one second hole and the first hole of the case body corresponds with the second hole of the case cover. | 2010-12-09 |
20100309661 | MULTI-WAVELENGTH SEMICONDUCTOR LASER DEVICE - A multi-wavelength semiconductor laser device includes a block having a rectangular groove with a bottom face and two side faces extending in a predetermined direction; and laser diodes with different light emission wavelengths mounted on the bottom face and the side faces of the groove in the block so that their laser beams are emitted in the predetermined direction. | 2010-12-09 |
20100309662 | LED lighting fixture - A LED lighting fixture includes a LED light arrangement and a supporting frame for supporting the LED light arrangement. The LED light arrangement includes one or more diodes and a circuit layer for operatively driving the diodes. The supporting frame includes a heat transmitting wall having a first side for supporting the LED light arrangement thereon and a second side to define a heat transferring chamber thereat in a concealed manner, and a concealing frame extended from the transmitting wall to form the heat transferring chamber therewithin. A plurality of heat transmitting fins further protrudes out from the second side to enlarge the heat conduction area, so as to enhance the heat conductive transferring rate. The heat transmitting fins are concealed within the heat chamber via the concealing frame, so that the overall size and outer structure of the LED lighting fixture is remaining the same. | 2010-12-09 |
20100309663 | LIGHTING FIXTURE WITH PLANAR-TYPE REFLECTING STRUCTURE - A lighting fixture includes a bottom frame having an inner bottom face and a first opening corresponding to the inner bottom face; a planar reflecting plate laid on the inner bottom face of the bottom frame; a plurality of lighting units mounted on the inner bottom face within the bottom frame to locate on the planar reflecting plate; a light diffusion sheet laid atop the bottom frame to cover the first opening; and a top frame configured corresponding to the bottom frame and defining a second opening corresponding to the first opening. The top frame is assembled to the bottom frame with the light diffusion sheet clamped therebetween to thereby close the second opening of the top frame. The planar reflecting plate allows the lighting fixture to be low-profile, and the light diffusion sheet uniformly distributes the light produced by the lighting units while eliminates glares and blocks off dust. | 2010-12-09 |
20100309664 | LED LAMP - An LED lamp includes a plurality of LED light units, a connecting member engaged with first ends of the LED light units, a mounting member engaged with second ends of the LED light units, and two strengthening members. The LED light units are juxtaposed together and placed side by side. Each LED light unit comprises a heat sink and a plurality of LED modules engaged with a bottom of the heat sink. The strengthening members extend through two outmost side portions of the LED light units and connecting the connecting member and the mounting member to support the LED light units. | 2010-12-09 |
20100309665 | OPTICAL SYSTEM FOR THEATRICAL AND STAGE LIGHTING - Various optical system embodiments produce a narrow beam of focused or unfocused light using a compound parabolic concentrator, lens system, and high flux density solid-state light source. Various system embodiments include a solid state light source configured to emit light, and a compound parabolic concentrator having a smaller opening and a larger opening opposite the smaller opening, wherein the light source and the concentrator are operationally positioned with respect to each other for light from the light source to enter the smaller opening of the concentrator and exit the larger opening of the concentrator as a narrower beam of light. Some embodiments include an imaging stage operationally positioned with respect to the concentrator to receive the narrower beam of light at an image plane and relay an image plane to a far field target. | 2010-12-09 |
20100309666 | LIGHT EMITTING TUFTED CARPET - The invention provides amongst others a light emitting tufted carpet with a primary backing layer permeable to light, an optional adhesive layer, a waveguide comprising a light outcoupling site, and an optional secondary backing layer. The primary backing layer is provided with tufts. The waveguide is arranged to couple light source light of a light source in as waveguide light, and arranged to couple waveguide light out at the waveguide light outcoupling site to provide carpet light. The waveguide light outcoupling site is below the primary backing layer. | 2010-12-09 |
20100309667 | ACTUATING ASSEMBLY FOR STAGE LIGHT FITTING BEAM PROCESSING MEMBERS, AND STAGE LIGHT FITTING COMPRISING SUCH AN ASSEMBLY - An actuating assembly for beam processing members of a stage light fitting for generating a light beam has a frame; at least a first and second beam processing member; a motor with a shaft; and transmission means for transmitting motion to the first and second beam processing member, and which connect the shaft of the motor to the first and second beam processing member to selectively move the first and second beam processing member successively between a first position of non-interference with the beam, and a second position of interference with the beam. | 2010-12-09 |
20100309668 | DISPLAY DEVICE - A display device comprises a support, on which there are arranged LED and a light distributing body above the luminous means with a direction of light emission away from the support and the LED. The light distributing body is a three-dimensional body with a light entrance side facing towards the LED and a light exiting side facing away from the LED. The light distributing body consists of transparent material and the light entrance side is shaped to optimise uniform light distribution from the LED to the light exit side, which may take the form of a diffuser. | 2010-12-09 |
20100309669 | OPTICAL SCREEN FOR DIRECTING LIGHT BEAMS WITH ELEMENTS HAVING AN OPTIMIZED GEOMETRY - The present invention relates to an optical screen for directing light beams comprising a substrate ( | 2010-12-09 |
20100309670 | Modular Customizable Lampshade System - A lampshade system which utilizes a simplified lampshade design that does not require integrally manufactured frame components. The lampshade can be manufactured in a flattened position to optimize shipping, storage and display space and which may be easily assembled into a three-dimensional lampshade position by an end user at the point of use. | 2010-12-09 |
20100309671 | LED LAMP HEAT DISSIPATING MODULE - A heat dissipating module embedded into an LED lamp house for dissipating heat of an LED light emitting element includes two flat heat pipes, a heat dissipating body and a conducting base. The heat dissipating body includes a cylindrical pillar, heat sinks radially formed around the cylindrical pillar, two longitudinal through grooves at the cylindrical pillar for passing a condensation section of the flat heat pipe. The conducting base includes corresponding first and second surfaces, and the first surface is attached to an evaporation section of the flat heat pipe, and the second surface is attached to the LED light emitting element. The conducting base perpendicular to an axis of the cylindrical pillar includes an embedding slot for embedding the heat dissipating module into an internal wall of the lamp house, such that the heat dissipating module can quickly dissipate the heat generated by the LED light emitting element. | 2010-12-09 |
20100309672 | Clamping member for connecting light cover to light housing - A light assembly includes a housing including two frames and two covers are respectively connected to the frames by multiple clamping members. Each of the frames includes at least one first wall which has at least one notch defined therein and each of the covers includes at least one second wall which includes at least one slot. Multiple clamping members connect the covers to the frames and each clamping member includes a first plate, two second plates and a connection portion connected between the first and second plates. A positioning plate extends from the connection portion and includes a ridge extending therefrom. The at least one first wall of each frame is located between the first and second plates and the positioning plate is located within the at least one notch and the ridge is engaged with the at least one slot of the at least one cover. | 2010-12-09 |
20100309673 | LAMP WITH ANGLE ADJUSTING MEMBER - A lamp includes a lamp pole, a lamp head and an adjustable component. The adjustable component comprises an engaging portion and an adjustable portion pivotably connecting with the engaging portion via a pivot shaft. The adjustable portion mounted on the lamp head defines a plurality of adjustable holes therein. The engaging portion receiving a front end of the lamp pole therein and secured to the lamp pole, defines a plurality of engaging holes located corresponding to the adjustable holes. The adjustable portion is rotatable about the pivot shaft relative to the engaging portion. Two screws extend through the adjustable portion and screw into the engaging portion to connect the adjustable portion and the engaging portion together. When the adjustable portion is rotated from a first position to a second position, an elevation angle of the adjustable portion and accordingly the lamp head relative to the lamp pole is varied. | 2010-12-09 |
20100309674 | Vehicular tilt-sensing method and automatic headlight leveling system using the same - The present invention discloses a vehicular tilt-sensing method and an automatic headlight leveling system using the same. The method of the present invention comprises steps: using an image capture device to capture an image of the road and obtain at least one instantaneous lane marking line from the image; extending the instantaneous lane marking lines afar to obtain an instantaneous vanishing point; establishing an instantaneous horizontal line passing through the instantaneous vanishing point; calculating from the image the displacement between a datum horizontal line and the instantaneous horizontal line; and calculating the tilt angle with the displacement and the focal length of the image; using the tilt angle to generate a control signal to control level adjusting controllers to adjust headlights, whereby the headlights can provide optimized illumination to enhance night driving safety on a rugged road or in the case that the vehicle is unevenly loaded. | 2010-12-09 |
20100309675 | Lamp for Bicycle - A bicycle-used lamp includes a light source, a lens and a primary reflector. The light source is located at the origin of a coordinate system including a horizontal coordinate axis X, a vertical coordinate axis Y and another horizontal coordinate axis Y The light source emits light when energized. The lens is located at a distance from the light source along the coordinate axis Z for refracting a lower portion of the light and casting the refracted light onto the ground. The primary reflector is located at a distance from the light source along the coordinate axis Y for reflecting an upper portion of the light and directing the reflected light parallel to the coordinate axis Z. | 2010-12-09 |
20100309676 | VEHICULAR LIGHTING DEVICE - A vehicular lighting device is composed of at least one light-emitting element, a lens for guiding the refraction of the light of the light-emitting element along an optical axis, a shield having a cut-off portion formed at an edge thereof and located on the same horizon as the optical axis, and a reflector mounted above the light-emitting element. The reflector includes a first reflective surface is parabolic, and a second reflective surface inclining against the optical axis according to the radian of the first reflective surface. After the first and second reflective surfaces are used for guiding and focusing the light on the cut-off portion, the first and second reflective surfaces can project the light to the lens. Accordingly, the second reflective surface can guide some residual light to effectively enhance luminous flux and light utilization. | 2010-12-09 |
20100309677 | Vehicular Lamp - In a side turn signal lamp, an LED light source is mounted to a base end of a light guide lens. A distal end of the light guide lens curves toward the rear of a vehicle and a functional light distribution portion including light diffusion steps is formed in a curved portion, so that light from the LED light source is diffused toward a side of the vehicle. In a design light distribution portion between the LED light source and the functional light distribution portion, a linear optical step is formed on a rear surface of the light guide lens so as to extend in a longitudinal direction of the lens. A portion of light headed from the LED light source toward the functional light distribution portion is reflected by the optical step in front of the vehicle and diffused around the groove portion. | 2010-12-09 |
20100309678 | VEHICULAR LIGHTING FIXTURE - A vehicular lighting fixture can include a shade wherein an end edge of an upper surface of the shade is positioned at or in a vicinity of a focus of a projection lens. A first reflection surface can be provided to condense light from a light source in a vicinity of the end edge and to form a basic light distribution pattern by the projection lens. A second reflection surface which can comprise one planar reflection surface and can reflect light from the first reflection surface to form a first additional light distribution pattern. A third reflection surface can be provided on a higher surface of a step section of the upper surface, and can reflect light from the first reflection surface to form a second additional light distribution pattern. A fourth reflection surface can connect the second and third reflection surface, and can reflect the light from the first reflection surface in a direction not incident on the projection lens. | 2010-12-09 |
20100309679 | VEHICLE HEADLIGHT - A projector headlight for a low beam can include a first and second lighting unit. Each of the first and second lighting units can include an LED light source, an ellipsoidal reflector, a projector lens and a shade. Light emitted from the LED light source can form a light distribution pattern from the projector lens via the ellipsoidal reflector by shielding an upwards portion of the light with the shade. The shade of the second lighting unit may be configured so as not to project light on a specific point under a cut-off line on an oncoming lane using a convex portion thereon. Therefore, the first lighting unit can project light with a maximum light intensity at the specific point so as to overlap the light distribution pattern formed by the second lighting unit. Thus, the projector headlight can perform a favorable light distribution pattern that can conform to a light distribution standard for headlights. | 2010-12-09 |
20100309680 | VEHICLE HEADLIGHT - A projector headlight for a low beam can include a light source, an ellipsoidal reflector, a projector lens and a shade. Light emitted from the light source can form a fundamental light distribution pattern from the projector lens via the ellipsoidal reflector by shielding an upward portion of the light with the shade. The shade can form a blurred part on a horizontal cut-off line using a radiused R surface between a top and front edge lines of the shade. Therefore, a contrasting difference between the upper and lower sides of the horizontal cut-off line can be reduced so as to be able to conform to a light distribution standard for a headlight. The R surface can be configured with a reflex surface or a non-reflex surface to match the light source. Thus, the projector headlight can perform a favorable light distribution pattern utilizing a simple structure. | 2010-12-09 |
20100309681 | VEHICLE LIGHT - A vehicle light having a plurality of optical units utilizing a semiconductor light emitting device as a light source can effectively prevent or suppress illuminance unevenness. One example of such a vehicle light can be a vehicle headlamp that includes four optical units each having a semiconductor light emitting device as a light source. The optical units can be arranged in line in the vehicle width direction so as to prevent the luminance unevenness, which can otherwise be generated due to a gap between optical units disposed in a vertical two-stage arrangement. | 2010-12-09 |
20100309682 | Brightness enhancement film and backlight module - A brightness enhancement film (BEF) includes a light transmissive substrate having a first surface and a second surface, a plurality of lenses disposed on the first surface, and a reflective layer. Each of the lenses has a curved protruding surface facing away from the light transmissive substrate. The radius of curvature of the curved protruding surface in a first direction parallel to the first surface is R | 2010-12-09 |
20100309683 | BACKLIGHT MODULE - The backlight module includes a light source, a diffusion plate, a substrate and a reflector. The diffusion plate has a light incident surface and a light emitting surface at two opposite sides. The reflector is positioned on the light incident surface and faces the light source. The substrate includes an aspherical surface, a reflective film formed on the aspherical surface, and a recess defined in the aspherical surface. The reflective film faces the light incident surface. The light source is received in the recess. Light emitted from the light source is reflected to the reflective film by the reflector, then reflected to the light incident surface of the diffusion plate, and exits from the light emitting surface of the diffusion plate. | 2010-12-09 |
20100309684 | FLEXIBLE LIGHT-GUIDING MODULE WITH WATERPROOF FUNCTION - A flexible light-guiding module with waterproof function includes a flexible light-guiding film, a light-reflecting element and a light-generating element. The light-reflecting element is disposed on a bottom side of the flexible light-guiding film. The light-generating element is embedded into the flexible light-guiding film, and the light-generating element has a circuit substrate and at least one light-generating chip electrically disposed on the circuit substrate. Hence, the light-generating element is embedded into the flexible light-guiding film, so that the light-generating element is waterproof. In addition, the present invention can be attached to any plane or curved surface by using the flexible light-guiding film, so that the application field of the present invention is very extensive. Moreover, the flexible light-guiding film and the light-reflecting element are integrally formed in order to decrease manufacturing cost of the present invention. | 2010-12-09 |
20100309685 | LIGHT EMITTING PANEL ASSEMBLIES - Optical assembly comprises a light emitting panel member having opposite sides and an input edge for receiving light from light sources optically coupled to a different location along the input edge. On or in at least one of the sides of the panel member is a pattern of individual optical deformities that are varied throughout the pattern and shaped or oriented throughout the pattern to extract light propagating through the panel member in different directions for viewing from different angles through one of the sides of the panel member. | 2010-12-09 |
20100309686 | LIGHT SOURCE UNIT, LIGHT EMITTING DEVICE, AND DISPLAY DEVICE HAVING SAME - A light emitting device includes at least one light source, a rigid nonconductive light source fixing member having at least one fastening unit that includes a plurality of sections defining spaces where the at least one light source is fixed, a wiring line, which transmits a driving signal to the at least one light source, wherein the wiring line is formed in the light source fixing member such that the wiring line is not directly exposed on the outer surface of the light source fixing member, and an optical waveguide that guides light emitted from the at least one light source. | 2010-12-09 |
20100309687 | DUAL FILM LIGHT GUIDE FOR ILLUMINATING DISPLAYS - A front light guide panel including a plurality of embedded surface features is provided. The front light panel is configured to deliver uniform illumination from an artificial light source disposed at one side of the font light panel to an array of display elements located behind the front light guide while allowing for the option of illumination from ambient lighting transmitted through the light guide panel. The surface embedded surface relief features create air pockets within the light guide panel. Light incident on the side surface of the light guide propagates though the light guide until it strikes an air/light material guide interface at one on the air pockets. The light is then turned by total internal reflection through a large angle such that it exits an output face disposed in front of the array of display elements. | 2010-12-09 |
20100309688 | LIGHT COLLIMATING LIGHTGUIDE - A backlight is provided for illuminating an at least partially transmissive display. The backlight includes a light source. A lightguide receives the light from an edge surface and guides the light by total internal reflection. The lightguide also has features that exist on one or more lightguide surfaces in the shape of a triangular wedge that reduces the range of angles in the vertical direction within the lightguide. This arrangement enables improved angular performance from out-coupled light. | 2010-12-09 |
20100309689 | Bootstrap Circuitry - This invention generally relates to a bootstrap circuit for a switch mode power supply, a controller for a switch mode voltage converter, a switch mode flyback converter comprising the bootstrap circuit, a switch mode forward converter comprising the bootstrap circuit, and a method of bootstrapping a switch mode power converter. The bootstrap circuit comprises: a current bleed impedance (Rht | 2010-12-09 |
20100309690 | SWITCHING POWER SUPPLY APPARATUS AND SEMICONDUCTOR DEVICE - The switching power supply apparatus according to the present invention includes: a transformer including a primary winding, a secondary winding, and an auxiliary winding; a switching device connected to the primary winding; an output voltage generation circuit which is connected to the secondary winding and generates an output voltage; an auxiliary power voltage generation circuit which is connected to the auxiliary winding and generates an auxiliary power voltage; and a control circuit which operates using the auxiliary power voltage and controls a driver circuit so that an intermittent oscillation is performed when the output voltage is higher than a first output voltage and controls a peak of a current flowing through a switching device is lower than a peak in a normal mode, when the auxiliary power voltage is lower than a first auxiliary power voltage in the intermittent oscillation. | 2010-12-09 |
20100309691 | DC/DC CONVERTER WITH FULLWAVE REGULATION - A secondary circuit for a DC/DC converter, the secondary circuit having a main outlet and an auxiliary outlet, the secondary circuit comprising a main automatically controlled synchronous rectifier circuit receiving a voltage from the secondary winding of a transformer having an intermediate tap and delivering firstly a fullwave first rectified voltage for the main outlet and secondly a halfwave second rectified voltage, and an auxiliary synchronous rectifier circuit controlled by a synchronous post regulation control circuit receiving the halfwave second rectified voltage V | 2010-12-09 |
20100309692 | POWER CONDITIONING UNITS - We describe a power conditioning unit with maximum power point tracking (MPPT) for a dc power source, in particular a photovoltaic panel. A power injection control block has a sense input coupled to an energy storage capacitor on a dc link and controls a dc-to-ac converter to control the injected mains power. The power injection control block tracks the maximum power point by measuring a signal on the dc link which depends on the power drawn from the dc power source, and thus there is no need to measure the dc voltage and current from the dc source. In embodiments the signal is a ripple voltage level and the power injection control block controls an amplitude of an ac current output such that an amount of power transferred to the grid mains is dependent on an amplitude of a sinusoidal voltage component on the energy storage capacitor. | 2010-12-09 |
20100309693 | DRIVING METHOD AND DRIVING DEVICE FOR DRIVING A POLYPHASE INVERTER - A driving method for driving a polyphase inverter includes: receiving a reference input that includes a fundamental frequency component, and a previously generated feedback signal; generating an error signal that corresponds to a difference between the reference input and the previously generated feedback signal; attenuating the error signal to the minimum; generating an optimum signal; quantizing the optimum signal; and generating driving signals that correspond to the quantized optimum signal. A driving device that implements the driving method is also disclosed. | 2010-12-09 |
20100309694 | Start-up Circuit to Discharge EMI Filter for Power Saving of Power Supplies - A start-up circuit to discharge EMI filter is developed for power saving. It includes a detection circuit detecting a power source for generating a sample signal. A sample circuit is coupled to the detection circuit for generating a reset signal in response to the sample signal. The reset signal is utilized for discharging a stored voltage of the EMI filter. | 2010-12-09 |
20100309695 | Method and apparatus for improved burst mode during power conversion - A method and apparatus for coupling power to an AC power grid. In one embodiment, the method comprises interleaving a storage period and a burst period, wherein (i) energy is stored during the storage period for a predetermined number of grid voltage cycles, and (ii) stored energy is converted to AC power and coupled to the AC power grid during the burst period. | 2010-12-09 |
20100309696 | ELECTRICALLY-ISOLATED AC/DC CONVERTER - An AC/DC converter has at its input a rectifier circuit connected in series with a primary winding of an isolating transformer and with a chopper switch (T | 2010-12-09 |
20100309697 | INPUT CURRENT GENERATING SCHEME FOR BUCK-BOOST CONTROLLER - A control circuit for a buck-boost circuit includes an inductor current sensor and an input current generator. The input current generator accepts a signal from the inductor current sensor and outputs a synthesized and integrated signal representing the average input current to the buck-boost circuit. The input current generator averages the inductor current signal or a zero signal based on the state of the buck switch in the buck-boost circuit. | 2010-12-09 |
20100309698 | VOLTAGE SOURCE CONVERTER FOR HIGH VOLTAGE DIRECT CURRENT POWER TRANSMISSION - A high voltage AC/DC or DC/AC power conversion system including a voltage source converter with at least two series-connected converter valve bridges, at least two reactors, where each of the reactors is connected to one of the AC phase terminals of the at least two bridges and at least one transformer connected to an AC supply voltage. In order to block a DC voltage from the at least one transformer, one of at least two capacitors is connected in series with each of the at least two reactors and is connected between the corresponding reactor and the at least one transformer. | 2010-12-09 |