17th week of 2011 patent applcation highlights part 26 |
Patent application number | Title | Published |
20110096502 | PRINTED CIRCUIT BOARD ASSEMBLY - A printed circuit board assembly includes a heat sink, a back board, and a securing member. The heat sink is configured to be mounted on a heat generating element of a printed circuit board. The heat sink is configured to dissipate heat generated by the heat generating element. The heat sink and the back board are configured to be placed on opposite sides of the printed circuit board. The heat sink includes a first connecting heat pipe. The back board includes a second connecting heat pipe. The second connecting heat pipe contacts the first connecting heat pipe. The securing member thermally contacts the first connecting heat pipe and the second connecting heat pipe. | 2011-04-28 |
20110096503 | Utilization of Data Center Waste Heat for Heat Driven Engine - A method and system of utilizing waste heat from a plurality of data center equipment comprising the steps of collecting waste heat from a plurality of data center equipment and utilizing said waste heat as the driving heat input for a heat driven engine. Heat recovery means collects waste heat from heat-producing equipment and transfers it in the form of hot water to drive a heat driven engine such as a chiller or heat pump. The output of the heat driven engine may be put to many productive uses, thereby reducing the over all energy load on the data center. | 2011-04-28 |
20110096504 | Organic Electronic Components - There is made available a substrate base and a cover element and also disposed at least partially between the substrate base and the cover element: a first electrode, an organic layer system which has at least one layer consisting of at least partially an organic material, and a second electrode. There are disposed at least partially between the substrate base and the cover element: a drying agent layer, which contains a dry material and also a thermally conductive material, and a thermally conductive layer, the drying agent layer and the thermally conductive layer being coupled to each other thermally. | 2011-04-28 |
20110096505 | PACKAGE SUBSTRATE - A package substrate includes a circuit board, an electronic component, an electromagnetic shield cover, and a heat conducting member. The electronic component is disposed on the circuit board. The electromagnetic shield cover is fixedly coupled to the circuit board. The electromagnetic shield cover houses the electronic component within an inside space defined between the electromagnetic shield cover and the circuit board. The heat conducting member is disposed between the electronic component and the electromagnetic shield cover within the inside space. The heat conducting member contacts both of the electronic component and the electromagnetic shield cover such that the heat conducting member establishes a thermal connection between the electronic component and the electromagnetic shield cover. | 2011-04-28 |
20110096506 | MULTI-LAYER SOC MODULE STRUCTURE - A multi-layer system-on-chip (SoC) module structure is provided. The multi-layer SoC module structure includes at least two circuit board module layers and at least one connector module layer. Each connector module layer is sandwiched between and thus electrically connects two circuit board module layers such that the SoC module structure is formed by stacking. Each circuit board module layer is composed of at least one circuit board module while each connector module layer is composed of at least one connector module. Hence, the SoC module structure can be manufactured as a three-dimensional structure, thus allowing highly flexible connections within the SoC module structure. | 2011-04-28 |
20110096507 | Microelectronic thermal interface - An improved thermal interface between an integrated circuit chip and a heat sink comprises a copper grid embedded in a layer of a solder material that has a fusion temperature higher than the maximum operating temperature of the semiconductor chip, and bonds to the semiconductor chip and the heat sink when heated to the fusion temperature of the solder material in the presence of a soldering flux. The copper grid has high thermal conductivity so that the amount of solder material needed for an efficient thermal interface is reduced and solder materials with less expensive components may be used. The copper grid also tends to mitigate local hot spots by enhancing lateral heat transfer, and inhibits solder spreading during formation of the thermal interface. | 2011-04-28 |
20110096508 | LIGHT-BASED SEALING AND DEVICE PACKAGING - Systems and methods for manufacturing and packaging electronic devices with light absorptive thin film stacks are provided. In one embodiment, a light is applied to a light absorptive thin film stack disposed between a substrate and a backplate to seal the substrate to the backplate. In another embodiment, the light absorptive thin film stack includes a plurality of thin film layers. In yet another embodiment, the light absorptive thin film stack includes a spacer layer over a reflective layer and an absorber layer over the spacer layer. In still another embodiment, the light absorptive thin film stack is less than 200 nanometers thick. In yet a further embodiment, a light absorptive thin film stack is used to seal a substrate having glass, plastic, metal, or silicon to a backplate having glass, plastic, metal, or silicon. Thus, the light absorptive thin film stack is used to seal similar or dissimilar materials through a bonding process. | 2011-04-28 |
20110096509 | HIGH EFFICIENCY MODULE | 2011-04-28 |
20110096510 | Ovenized Crystal Oscillator Assembly - An oscillator assembly which, in one embodiment, is an ovenized crystal oscillator assembly including an enclosure defined by a base and a lid which is seated on the base. The components of the oscillator assembly are supported by the base and located under the lid. The base and the lid together define an interior oven and are both preferably made of an insulative thermoplastic material to maximize the heat retention and oven performance of the oscillator assembly. In one embodiment, the lid and the base incorporate a clip for securing the lid to the base. | 2011-04-28 |
20110096511 | Ultra-low profile multi-chip module - The disclosed invention comprises a substrate having one or more conductive metal traces comprising one or more electrical access leads terminating on a lateral surface of the substrate. | 2011-04-28 |
20110096512 | PROXIMITY-ACTIVATED RELEASE FOR DOCKED ELECTRO-OPTICAL READER - A portable housing of a moving laser beam reader or an imaging reader is held by an operator in a handheld mode during electro-optical reading of symbols. A docking station supports the housing in a docked state when the housing is not in the handheld mode. At least one proximity sensor is supported by the housing and/or the docking station. The proximity sensor detects the operator's remoteness from the sensor to lock the housing to the docking station in the docked state, and detects the operator's proximity to the sensor to release the housing from the docking station. | 2011-04-28 |
20110096513 | EXPANSION MODULE FOR MOBILE DEVICE AND MOBILE DEVICE HAVING THE SAME - Disclosed is an expansion module for a mobile device including, a first section at which the mobile device is mounted, the first section obscured by one surface of the mobile device, a second section having a function unit configured to provide functions relating to the mobile device, the second section rotatably connected to the first section, a magnet mounted at the first section and configured to apply a magnetic force to a magnetic member coupled to the mobile device, and an alignment mechanism configured to align the first section, having the mobile device mounted thereat, in a direction intersecting with the second section in a first state. | 2011-04-28 |
20110096514 | SHIELD FOR A COMPONENT FOR AN ELECTRONIC DEVICE AND METHOD FOR ASSEMBLING COMPONENTS IN THE DEVICE - The disclosure provides a shield for a component in an electronic device. The shield comprises a cap for locating on the PCB about the first component, the cap having a first and a second arm extending outwardly from a body of the cap. For the shield, a platform is mountable on the cap to provide a top surface for mounting a second component thereon; and a connector is disposable on the PCB, located against the cap and the arm, the connector providing electrical connections between the PCB and the platform for the second component. The disclosure also provides a method of assembling components in an electronic device. The method comprises: assembling the cap on the PCB; and assembling the platform onto the cap without utilizing an external jig and utilizing alignment features provided on the cap and the platform, such that the platform is placed on top of the cap at a predetermined location about the cap defined by the alignment features. | 2011-04-28 |
20110096515 | ELECTRONIC DEVICE AND FABRICATION METHOD THEREOF - Provided is an electronic device of high reliability having an exposed functional portion. An electronic device | 2011-04-28 |
20110096516 | SUPPORTING ASSEMBLY FOR PRINTED CIRCUIT BOARD - A supporting assembly includes a chassis, a supporting member, a retaining member, a board and a fastener. The chassis defines a through hole. The supporting member includes a base, a body and the retaining recess. The body extends through the through hole. The base abuts a bottom surface of the chassis. The retaining recess is defined in the body. The retaining member engages the retaining recess and abuts a top surface of the chassis. The fastener secures the board to a top portion of the body. | 2011-04-28 |
20110096517 | MULTI-PIECE BOARD AND METHOD FOR MANUFACTURING THE SAME - A multi-piece board includes a frame and multiple wiring boards connected to the frame. The frame and each of the wiring boards are positioned with a clearance. The frame and/or each of the wiring boards has an end portion having a first notch portion on a surface side adjacent to the clearance. The end portion of the frame and/or each of the wiring boards has a second notch portion formed on the opposite surface side with respect to the surface side of the first notched portion adjacent to the clearance. The clearance between the frame and each of the wiring boards is filled with an adhesive agent. | 2011-04-28 |
20110096518 | ELECTRONIC CIRCUIT MODULE AND METHOD OF MAKING THE SAME - An electronic circuit module and a method of manufacturing the electronic circuit module are disclosed. In one embodiment, the electronic circuit module includes i) a substrate on which a circuit is formed, ii) a plurality of electrical devices electrically connected to the circuit and iii) a first molding unit coated on the substrate to cover at least the electrical devices. The module further includes i) a test terminal unit comprising a plurality of test wires and configured to inspect the circuit, wherein each of the test wires comprises a first end electrically connected to the circuit and a second end exposed from the first molding unit, and wherein the second ends of the test wires form an inspection unit and are adjacent to each other on the substrate and ii) a second molding unit coated on the substrate to cover the second ends of the test wires. | 2011-04-28 |
20110096519 | SEMICONDUCTOR DEVICE - A module including a carrier and a semiconductor chip applied to the carrier. An external contact element is provided having a first portion and a second portion extending perpendicular to the first portion, wherein a thickness of the second portion is smaller than a thickness of the carrier. | 2011-04-28 |
20110096520 | MOTHERBOARD AND RELAY DEVICE THEREON - A motherboard includes a main body and two relay devices attached on the main body. The main body includes a signal output terminal, a signal input terminal, a first connector module, and a second connector module. Each relay device includes a circuit board, a relay, and a third connector module. The input terminal outputs an input signal to the corresponding relay via the first and the third connector modules in turn. The relay corresponding to the signal input terminal outputs the input signal to the signal output terminal via the third connector module corresponding to the signal input terminal, the first connector module, the second connector module and the third connector module corresponding to the signal output terminal in turn. | 2011-04-28 |
20110096521 | ELECTRONIC PASSIVE DEVICE - A capacitive interposer, electronic package having the capacitive interposer and electronic device with the electronic package is described. The interposer has a first planar face and a second planar face. An array of upper connections is on the first planar face and opposing lower connections are on the second planar face with conduction paths between each upper connection of the upper connections and a lower connection of the lower connections. At least one power feed-through capacitor is provided. The capacitor has a plurality of parallel plates with a dielectric there between. At least one first external termination is in electrical contact with a first set of alternate parallel plates and at least one second external termination is in electrical contact with a second set of alternate parallel plates. The capacitor is mounted on the first planar face with the first external termination in direct electrical contact with a first upper connection and the second external termination is in direct electrical contact with a second upper connection. At least one upper connection, first external termination and second external termination are arranged for direct electrical contact with element contact pads of a common element. | 2011-04-28 |
20110096522 | Power Conversion And Distribution Scheme For Electronic Equipment Racks - A system is provided for powering electronic system modules in an equipment rack. A circuit breaker is mounted to the rack and configured to receive a rack AC power feed. An AC-DC converter module is mounted to the rack and configured to receive the rack AC power feed from the circuit breaker and to convert it to a first DC voltage at an output. A set of switching DC-DC output converters is provided. Each is disposed physically proximate to or within one of the electronic system modules and is configured to convert the first DC voltage to a second DC voltage suitable for consumption by the proximate electronic system module. A bus is configured to distribute the first DC voltage from the output to each of the switching DC-DC output converters. | 2011-04-28 |
20110096523 | ELECTRONIC DEVICE HAVING RETRACTABLE HANGER - An electronic device having retractable hanger includes a housing, a display panel, and a hanging mechanism. The display panel is mounted on the housing. The hanging mechanism is arranged in the housing. The hanging mechanism includes a base, a hanger, a movable member, and at least one resilient member. The base is secured in the housing. The hanger slides relative to the base and defines a hanging hole, a groove with corners, and protrusions by each corner. The movable member includes a first end and a second end, wherein the first end is rotatably connected to the base and the second end slides in the groove of the hanger. | 2011-04-28 |
20110096524 | ELECTRIC APPARATUS MODULE - An electric apparatus module | 2011-04-28 |
20110096525 | Remote ballast assembly - A low profile lighting assembly includes a lighting fixture and a remote ballast housing mounted on a ceiling grid. The ballast housing encloses emergency ballast provides emergency power to the lighting fixture in the event of a power outage. The ballast housing can enclose a fluorescent ballast connected to one or more fluorescent lamps of the lighting fixture. The emergency ballast is recessed with respect to the top end of the ceiling grid to provide a low profile structure. Inclined side walls of the emergency ballast provide easy connection of the wiring harness and power cable to the emergency ballast while maintaining the low profile structure. | 2011-04-28 |
20110096526 | Light Emitting Device and Illumination Device - A light emitting device includes a base, a sub-mount substrate, and a frame member. The light emitting device further includes a light emitting element and a wavelength converting member. The sub-mount substrate is disposed on the base, and has an upper surface made of a ceramic sintered body. The frame member has a light reflecting portion made of porous ceramics, is disposed on the base, and surrounds the sub-mount substrate. The light emitting element is mounted on the sub-mount substrate. The wavelength converting member covers the light emitting element and the light reflecting portion of the frame member. | 2011-04-28 |
20110096527 | NANOPHOSPHOR, LIGHT EMITTING DEVICE INCLUDING NANOPHOSPHOR, AND METHOD OF PREPARING NANOPHOSPHOR - A nanophosphor including ZnS, having an average particle diameter of about 10 to about 500 nanometers, and having a ZnS cubic (111) peak in an X-ray diffraction spectrum, wherein the ZnS cubic (111) peak has a full width at half maximum (“FWHM”) of about 0.280 degrees or less. | 2011-04-28 |
20110096528 | BACKLIGHT UNIT - There is provided a backlight unit. | 2011-04-28 |
20110096529 | BACKLIGHTS HAVING SELECTED OUTPUT LIGHT FLUX DISTRIBUTIONS AND DISPLAY SYSTEMS USING SAME - A backlight that includes a front reflector ( | 2011-04-28 |
20110096530 | BACKLIGHT APPARATUS, LIGHT SOURCE FOR BACKLIGHT APPARATUS, AND DISPLAY APPARATUS USING THE SAME - A backlight apparatus comprises a light source that is composed of a combination of a blue light emitting device, a green light emitting phosphor, and a red light emitting phosphor. The blue light emitting device has a peak intensity of a light emitting spectrum 3 to 19 times as high as the green light emitting phosphor. | 2011-04-28 |
20110096531 | Collapsible Backlight System - A collapsible backlight system for providing wide area back lighting for display assemblies, and adapted to remain fully assembled in transition between storage, transportation, setup and use. A flexible sheet includes a plurality of sheaths adapted to substantially protectively envelop individual elongated light sources. The collapsible backlight system has expanded and collapsed configurations. In expanded configuration, the flexible sheet is generally planar and the elongated light sources are spatially dispersed. In collapsed configuration, the elongated light sources are maintained proximal to each other in generally parallel fashion, and the collapsible backlight system can be carried and transported in compact form without causing damage to the elongated light sources. The flexible sheet may have front and rear layers, each such layer possessing selected optical qualities such as translucency, reflectivity and diffusivity, depending on the desired application. Discrete interstices between such layers may define the sheaths which substantially protectively envelope the elongated light sources. | 2011-04-28 |
20110096532 | Vessel Mounted Light - A novelty light device that provides a light assembly capable of adhesion to the bottom of a cup, vase or bottle connected to a switch-able power supply by a thin electrical conductor. The thin electrical conductor enhances the stability of the bottle by minimally interfering with the configuration of the bottom of the bottle. A power supply is also provided that may be adhered to the side of the bottle. Variations in the switching means allow the device to be turned on once only or repeatedly selectable to on and off. | 2011-04-28 |
20110096533 | REFRACTIVE OPTICS TO PROVIDE UNIFORM ILLUMINATION IN A DISPLAY CASE - A lighting assembly for illuminating a display case, where the lighting assembly is mounted to a display case and includes a visibility envelop within which an onlooker of the display case cannot see. The lighting assembly includes an elongated frame provisioned to receive modular inserts and at least one modular insert operatively connected to the elongated frame. The at least one modular insert includes a light module, where the light module includes an optical lens and a light source. The optical lens is disposed over and/or around the light source and is disposed exclusively within the visibility envelope. The optical lens is fashioned to control light emitted from the light source using refraction and total internal reflection. | 2011-04-28 |
20110096534 | High-Voltage Under-Cabinet Puck Light - A high voltage under-cabinet puck light is disclosed where the reflector is assembled to be flush with the housing and contains a plurality of air holes for better heat dissipation and air ventilation, by screwing the reflector to the anchorings built to the inside wall of the housing; a plurality of cut slits are made to the surface of the reflector, to aid the heat dissipation while the effective light-reflecting area is compensated for by the bevel surfaces made to the edge of each cut slit. | 2011-04-28 |
20110096535 | ESCALATOR OR MOVING WALKWAY WITH LED ILLUMINATION - An escalator or moving walkway ( | 2011-04-28 |
20110096536 | SOLAR-POWERED LED INDICATOR LAMP - An LED indicator lamp includes a shell, at least an LED module, a driving and controlling circuit board, a rechargeable battery and a plurality of solar panels. The shell has indicating words formed thereon. The shell and indicating words have different hues so that the indicating words can be easily recognized. The LED module is received in the shell to lighten the shell and highlight the indicating words. The driving and controlling circuit board is received in the shell to drive and control the LED module to lighten. The rechargeable battery is received in the shell to provide the LED module with electrical power. The solar panels are fixed on an outer surface of the shell to capture sunlight and convert it to electrical power to charge the rechargeable battery. | 2011-04-28 |
20110096537 | FLASHLIGHT SYSTEM AND METHOD OF USING SAME - A multi-function flashlight device in one preferred embodiment comprising a housing assembly having a tubular member for gripping the device in a user's hand, a control housing coupled to the tubular member, and a lamp housing coupled to the control housing and having a light source mounted therein. The light source has an optical axis that is substantially perpendicular to a longitudinal axis of the tubular member. Batteries are housed in the tubular member. A control panel having a keypad overlay is mounted in the control housing. The keypad overlay includes a plurality of control buttons. A driver board in the control housing receives signals from the control panel and control the operation of the light source. The plurality of control buttons are manipulable by a single digit of the user's hand while gripping the tubular member. | 2011-04-28 |
20110096538 | MULTI-FUNCTIONAL FLASHLIGHT - A flashlight is described holding at least one battery and an illumination source. A circuit interruption and completion device is provided forming a complete circuit between the illumination source and the battery, when the device is in a closed mode. The device comprises a switch which is manually actuated between at least a first position which causes the device to enter the closed mode and a second position. A switch holding structure comprises a member with means for making an electrical connection associated with the member; and at least one conductive spring is attached to the member to make electrical contact with the means for making an electrical connection with the battery. The switch controls multiple functions of the flashlight including a strobe and a momentary mode. A pushbutton switch may control the multiple functions by multiple pushes on the switch. | 2011-04-28 |
20110096539 | LIGHT EMITTING MEANS - The present invention provides a light emitting means having a structure that can be used as a light emitting ornament in a sports ground or an event location, a fishing light for the long-line fishery, or light emitting means that can be formed to a specific shape by being continuously assembled with another light emitting means. The light emitting means includes: a first housing made of a transparent material and having one end formed as a plug; a second housing made of a transparent material and having a socket corresponding to the plug and that can be separated or coupled to the first housing; a first substrate having a cathode at the center thereof and LEDs arranged around the cathode; a second substrate having an anode at the center thereof and LEDs arranged around the anode; a tubular diffuser made of a light guide material and having mounting holes in which the LEDs are respectively mounted and a space to which a battery is provided therein; a stud having the hole and male threads provided to the first housing; and a holed boss having female threads provided to the second housing. The light emitting means further includes a connector, a cube connector, and a double-male connector for connecting the stud of the first housing and the holed boss of the second housing. | 2011-04-28 |
20110096540 | LIGHT EMITTING DEVICE AND ELECTRONIC DEVICE - A light emitting device has a plurality of light emitting elements each having a first electrode layer, a second electrode layer, and a light emitting layer disposed between the first and the second electrode layers, a reflective layer being disposed between a substrate and the first electrode layer and reflecting light emitted by the light emitting layer to the light emitting layer, the light emitting elements including a red light emitting element that emits a red light, a green light emitting element that emits a green light, and a blue light emitting element that emits a blue light, the green and the blue light emitting elements each having a resonator structure which contains the reflective layer and a translucent half-reflective layer and which is constituted by adjustment of the optical distance between the reflective layer and the translucent half-reflective layer, the red light emitting element not having the resonator structure. | 2011-04-28 |
20110096541 | BACKLIT TOUCH BUTTON ASSEMBLY - A backlit touch button assembly includes a circuit board, one or more light sources, a reflecting plate, and a marked strip. The light sources are positioned on the circuit board. The reflecting plate and the marked strip are attached to opposite sides of the circuit board. The reflecting plate defines one or more optical grooves receiving the light sources. Each optical groove has a reflecting portion. The circuit board defines one or more through holes adjacent to the light sources and corresponding to the reflecting portion of the optical grooves. The reflecting portion has a first reflecting surface, a second reflecting surface, and a third reflecting surface. The first reflecting surface and the third reflecting surface meet the second reflecting surface, respectively, at an angle. | 2011-04-28 |
20110096542 | LIGHT SOURCE DEVICE - Included are a plurality of cylindrical holders having holes into which laser modules are fitted and fixed, respectively; a plate-like base that has a first surface, a second surface opposite to the first surface, and a plurality of through holes through which the laser beams from the plurality of laser modules fixed to the holder pass, the holders abutting against the first surface so as to connect the holes thereof to the through holes of the base, the second surface of the base being arranged with a plurality of lenses corresponding to the through holes; and adhesives applied to outer corners of abutment portions, at which the base and the LD holders abut against each other, for fixing the base and the LD holders to each other. | 2011-04-28 |
20110096543 | LIGHT SOURCE DEVICE - Included are, a module fixing body having a plurality of mounting holes into which laser modules are fitted and accommodated, respectively; an electricity-supplying member having an end provided with electricity-supplying terminals, which are connected to electricity-receiving terminals of the laser module accommodated in the mounting hole; and a cooling member that cools each of the laser modules. A groove in which the electricity-supplying member is accommodated is formed in a surface of the module fixing body, and the cooling member is closely arranged on the surface of the module fixing body. | 2011-04-28 |
20110096544 | ILLUMINATION DEVICE - Provided is an illumination device which is designed to have increased brightness, to provide a uniform light distribution, and to provide a thinner form to an illumination device employing an LED light source, and is equipped with direct illumination and indirect illumination functions. In the illumination device, a hollow light guide region ( | 2011-04-28 |
20110096545 | LED LIGHTING BAR - The LED lighting bar includes a first conductive wire ( | 2011-04-28 |
20110096546 | LED Molded Tree Branches With Blossoms - A decorative tree has a trunk, a plurality of double limbs and individual limbs connected to the trunk, and controlling electronics. Each double limb includes two individual limbs joined at a branch joint. Each individual limb has a plurality of flexible lamp stems and a molded branch formed around a structural rod. The lamp stem has two insulated wires, has a stiffening rod wrapped in a smooth sheath, and terminates in a molded lamp holder that supports an LED. Each lateral lamp stem connects to the molded branch at a molded branch fork and the tip lamp stem connects to an end of the stiffening rod. The controlling electronics provide an operating signal to the LED, which preferably causes the LED to sequentially emit more than one color in a repeated sequence. | 2011-04-28 |
20110096547 | TWIN BEAM THEATRICAL LIGHT WITH RADIAL LENTICULAR HOMOGENIZING LENS - A theatre lighting apparatus comprising a base, a communications port, a processor, a memory, and a lamp housing is disclosed. The lamp housing may include a lamp, a reflector, an output lens, a motor, and a homogenizing lens. The homogenizing lens may be comprised of a plurality of radially arranged lenticular lenses. The processor may be programmed to enable a motor to vary a position of the homogenizing lens in relation to a position of the output lens. The homogenizing lens may be comprised of a first half and a second half, each of which may have a plurality of radially arranged lenticular lenses. | 2011-04-28 |
20110096548 | HYBRID REFLECTOR SYSTEM FOR LIGHTING DEVICE - A hybrid reflector system for use in lighting application. The system is particularly well-suited for use with solid state light sources, such as light emitting diodes (LEDs). Embodiments of the system include a bowl-shaped outer reflector and an intermediate reflector disposed inside the bowl and proximate to the light source. The reflectors are arranged to interact with the light emitted from the source to produce a beam having desired characteristics. Some of the light passes through the system without interacting with any of the reflector surfaces. This uncontrolled light, which is already emitting in a useful direction, does not experience optical loss normally associated with one or more reflective bounces. Some of the light emanating from the source at higher angles that would not be emitted within the desired beam angle is reflected by one or both of the reflectors, redirecting that light to achieve a tighter beam. | 2011-04-28 |
20110096549 | HIGH POWER RADIATION SOURCE WITH ACTIVE-MEDIA HOUSING - A high power source of electro-magnetic radiation having a multi-purpose housing is disclosed. The multi-purpose housing includes an interior filled with a material forming at least a light source and further comprising a reflector which can envelope a laser rod surrounded by light sources for providing light excitation to the laser rod. A material defining outer surfaces of the light sources extends out to and defines outer surfaces of the reflector. A high-reflectivity coating is disposed over an outer surface of the reflector, as is a protective coating. Also disposed over an outer surface of the reflector can be an optional heat sink, with cooling being performed by an optional arrangement of forced-air traveling over the heat sink. The light sources may be light source pumps, and the high-reflectivity coating may be formed to envelop the reflector. | 2011-04-28 |
20110096550 | LAMP WITH SNOW REMOVING STRUCTURE - A lamp includes a bracket including a shaft and a limiting member and a lamp body pivotably engaged with the shaft. The lamp body includes a luminous portion and a counterweight portion at different sides of the shaft. When the lamp body is at a first position, the luminous portion of the lamp body abuts the limiting member; when the luminous portion is subjected to an exterior force which is caused by weight of snow/ice accumulated on the luminous and excesses a set value, the lamp body rotates around the shaft from the first position to a second position; when the exterior force disappears or decreases to be less than the set value, the lamp body returns from the second position to the first position. The lamp can automatically remove the snow/ice accumulated on the lamp body. | 2011-04-28 |
20110096551 | SONIC WELDED OPTIC ASSEMBLY - An optic assembly includes a light source, a reflector to reflect light emitted by the light source, and an optical lens disposed over and/or around the light source. The optical lens is configured to direct light emitted from the light source using refraction and total internal reflection. | 2011-04-28 |
20110096552 | REMOTE PHOSPHOR LIGHT ENGINES AND LAMPS - A light engine has a pillar with first and second ends; a circuit board on the first end of the pillar, a light source mounted on the circuit board encircling the pillar and facing towards the second end of the pillar, and a surface extending from the second end of the pillar, that surface and the exterior of the pillar between that surface and the circuit board being coated with a reflective remote phosphor that is excited by light from the light source. The light engine may be used in a light bulb, with a frosted globe enclosing the circuit board and mounted round the outer edge of the phosphor-coated surface, and an Edison screw or other standard base connected to the second end of the pillar. | 2011-04-28 |
20110096553 | LED light distribution lens, LED lighting module having LED light distribustion lens and lighting equipment having LED lighting module - LED light distribution lens having a light emitting surface whose shape is circular in its plan view, which emits forward light from LED disposed in its center. | 2011-04-28 |
20110096554 | LIGHT FIXTURE ASSEMBLY AND METHOD - A lamp cover assembly for a recessed light fixture assembly is provided. The light fixture has a socket for receiving an electrical light bulb and a canister housing for housing the bulb of the light fixture assembly. The canister housing has an opening for allowing the passage of light through the opening. The lamp cover assembly includes a lens body that is substantially translucent to allow the passage of light through the body and is configured to cover the opening so that the light bulb of the light fixture assembly is generally concealed from view through the opening. A light fixture engagement portion for engagement with the light fixture assembly is provided with the lamp cover assembly so that the lamp cover may be selectively engaged and disengaged from the light fixture assembly. The body of the lamp cover assembly has an outer perimeter that is sized so that the perimeter is spaced radially inward a distance from the edges of the opening of the light fixture assembly when the cover assembly is engaged with the light fixture assembly. | 2011-04-28 |
20110096555 | DECORATIVE GLAZING - The subject of the invention is laminated glazing comprising at least two glass sheets ( | 2011-04-28 |
20110096556 | LIGHT FIXTURE ASSEMBLY AND LED ASSEMBLY - A removable LED module for use in a lighting assembly is provided. The LED module can include an LED lighting element and one or more electrical contact members of the LED module configured to releasably contact one or more electrical contacts of a socket of the lighting assembly when coupling the LED module to the socket. The LED module can also include one or more resilient members configured to move from a first position to a second position when coupling the LED module to the socket to generate a compression force to thereby exert a generally axial force on at least a portion of the light module to resiliently drive at least a portion of the light module into resilient contact with a surface of the light fixture or socket of the light fixture to thereby thermally couple at least a portion of the light module to the light fixture or socket of the light fixture. | 2011-04-28 |
20110096557 | LIGHT SOURCE MODULE - A light source module is adapted for a projection apparatus. The projection apparatus has a main board. The light source module includes a base, a lighting element, a flexible printed circuit, and a plurality of metal elastic elements. The base has a circuit layer. The lighting element is disposed on the base and electrically connected to the circuit layer. The flexible printed circuit is assembled on the base and electrically connected to the circuit layer. The metal elastic elements are adapted for being fixed to the main board to be contacted with the flexible printed circuit, such that the flexible printed circuit is electrically connected to the main board. The lighting element of the light source module is electrically connected to the main board via the flexible printed circuit and the metal elastic elements, such that a wiring space between the light source module and the main board is reduced. | 2011-04-28 |
20110096558 | MULTI-ENERGY VEHICLE ILLUMINATING SYSTEM AND METHOD - A vehicle multi-energy illuminating system is disclosed. The system having at least one multi-energy source module configured to collect waste energy from a vehicle headlamp, the at least one a multi-energy source module having at least one photovoltaic device configured to collect infrared energy and at least one photovoltaic device configured to collect visible light energy from the vehicle headlamp: at least one solar energy source module configured to collect visible light energy not generated from the vehicle headlamp bulb; a rechargeable battery coupled to the least one multi-energy source module and the at least one solar energy source module, the rechargeable battery being configured to collect and store the waste energy from the headlamp bulb and the visible light energy not generated from the vehicle headlamp bulb; a safety light; a light sensor; and a microcontroller coupled to the rechargeable battery, the safety light and the light sensor, wherein the microcontroller illuminates the safety light by coupling the safety light to the rechargeable battery when the light sensor provides a signal to the microcontroller indicating that detected light is below a predetermined value. | 2011-04-28 |
20110096559 | Stern LED Lighting Device - A stern LED lighting device includes a base comprising at least a pair of lower threaded holes at opposite ends thereof, a trough at a center portion thereof, and at least one wire hole at a bottom of the base, a number of insertion sockets and a pair of posts being provided on the trough; a LED module comprising a number of light emitting diodes at a center portion thereof, a pair of through holes at opposite ends thereof; a reflector frame having a flat part, a slope part, a number of insertion posts protruding from a bottom of the reflector frame, and a first opening at a center portion thereof; a protecting board being a ladder-shaped and transparent board, and comprising a lower part and an upper part; and a cover having at least a pair of upper threaded holes at opposite ends thereof, a second opening at a center portion thereof. | 2011-04-28 |
20110096560 | PHOSPHOR, METHOD FOR PREPARING AND USING THE SAME, LIGHT EMITTING DEVICE PACKAGE, SURFACE LIGHT SOURCE APPARATUS AND LIGHTING APPARATUS USING RED PHOSPHOR - Disclosed are a phosphor, a method for preparing and using the same, a light emitting device package, a surface light source apparatus, a lighting apparatus using the phosphor, and a display apparatus. The phosphor includes an inorganic compound represented by an empirical formula (Sr, M) | 2011-04-28 |
20110096561 | VEHICLE LIGHT - A vehicle light can resolve remarkable bright-dark boundaries formed between a far side and a near side of the light, thereby improving the near-side visibility for a driver. The vehicle light can include a light emitting device having an optical axis and a projection lens. The projection lens can include a light exiting surface that can project light beams emitted by the light emitting device while diffusing the light beams in both left and right directions when observed within a horizontal plane. The light exiting surface can include a left refraction surface that can project the light beams downward by a larger deflection angle with respect to a horizontal plane as the exit position of the light is farther away from the optical axis in the upper and lower directions when observed within a vertical plane. The light exiting surface can also include a right refraction surface that can project the light beams downward by a larger deflection angle with respect to the horizontal plane as the exit position is farther away from the optical axis in the upper and lower directions when observed within a vertical plane. | 2011-04-28 |
20110096562 | Fog Lamp and the Like Employing Semiconductor Light Sources - A novel vehicular light fixture ( | 2011-04-28 |
20110096563 | METHOD, DEVICE, AND SYSTEM FOR CONTROLLING ENCIRCLED FLUX - A light module, a fiber optic connector, and a system that each include a screw in communication with an optical fiber that is movable such that the optical fiber may be deformed to a desired level in order to control encircled flux by extinguishing undesired modes of light launched through the optical fiber. | 2011-04-28 |
20110096564 | BACKLIGHT ASSEMBLY AND DISPLAY APPARATUS HAVING THE SAME - A display apparatus includes; a plurality of light sources which emit a light, a display panel which displaying an image using the light, a light guide plate which guides the light emitted from the light sources to the display panel, and a plurality of reflection members that are spaced apart from each other and coupled with a first side of the light guide plate and a second side of the light guide plate facing the first side to reflect light traveling inside the light guide plate to the first and second sides, wherein the plurality of light sources include; a plurality of first light sources, each of the plurality of first light sources being arranged corresponding to an area between two adjacent reflection members of the plurality of reflection members on the first side and a plurality of second light sources each being arranged corresponding to an area between two reflection members on the second side. | 2011-04-28 |
20110096565 | LIGHT SOURCE APPARATUS - A light source apparatus includes a light guide plate, light scattering micro-structures, at least a light-emitting module, and a front cover. The light guide plate has a first surface, a second surface opposite thereto, at least a light incident surface connecting the first and the second surfaces, a scattering area, and a reflecting area surrounding the scattering area. The light scattering micro-structures are disposed on at least one of the first and the second surfaces and within the scattering area. The light-emitting module is disposed beside the light incident surface and capable of emitting a light beam entering the light guide plate through the light incident surface. The front cover covers the reflecting area and has a light emerging area opposite to the scattering area. The light emerging area capable of being passed through by the light beam has a shape similar to a shape of the scattering area. | 2011-04-28 |
20110096566 | BACKLIGHT MODULE - A backlight module includes a light guide plate, micro-structures, at least one light source, and a first prism sheet. The light guide plate includes a first surface, a second surface, and a light incident surface connecting the first surface and the second surface. The micro-structures are disposed on at least one of the first surface and the second surface. The light source is disposed beside the light incident surface and capable of emitting a light beam. The first prism sheet includes a first transparent substrate and first prism structures. The first surface is located between the second surface and the first transparent substrate. The first transparent substrate is disposed among the first surface and the first prism structures. Each first prism structure has a first vertex angle protruding away from the first transparent substrate, and the first vertex angle falls within a range of 67 degrees to 83 degrees. | 2011-04-28 |
20110096567 | LIGHT GUIDE PLATE AND BACKLIGHT MODULE - A light guide plate is adapted for a backlight module having at least one light emitting device, and the light guide plate includes a light emitting surface, a surface opposite to the light emitting surface, a light incident surface connected with the light emitting surface and the surface, and a plurality of microstructures disposed on the light emitting surface or the surface. 90 percent or more of the surface or the light emitting surface is flat. At least one of the light emitting devices is disposed beside the light incident surface and capable of emitting a light beam. The light incident surface is capable of making the light beam enter the light guide plate and the light emitting surface is capable of making the light beam transmit outside the light guide plate. A backlight module is also provided. | 2011-04-28 |
20110096568 | Modular LED edge merchandising system - The present invention may include a display for displaying objects including a mounting panel for mounting a light panel including a LED light, a graphics panel adjacent to the light panel which may include information to be displayed, a magnetic shelf being magnetically attracted to the mounting panel and being detachably connected to the display for displaying objects. The display may include a protective screen adjacent to the graphics panel to protect and hold the graphics panel, and the display may include an first array of LED lights. The first array of LED lights may be positioned down a peripheral edge of the light pane, and the light panel may include a first groove. The first groove may be a horizontal groove, and the light panel may include a second groove. The second groove may be vertical groove, and the light panel may include a second array of LED lights. The second array of LED lights may be positioned on opposing edge of the light panel, and the magnetic shelf may be substantially L-shaped. The magnetic shelf may be substantially Z-shaped, and the magnetic shelf may be a hanger. | 2011-04-28 |
20110096569 | BACKLIGHT DEVICE AND FLAT DISPLAY DEVICE USING SAME - A backlight device ( | 2011-04-28 |
20110096570 | ILLUMINATION DEVICE COMPRISING A LIGHT GUIDE - The invention provides an illumination device ( | 2011-04-28 |
20110096571 | SWITCHING POWER SUPPLY UNIT - A control function formula which provides a relationship between an output voltage signal Vo and an output differential value with, for example, a negative linear function is defined in a calculation means. The calculation means samples an input voltage signal, an output voltage signal and an output differential signal at time instants in synchronization with a cycle of switching of a main switching element, and calculates subsequent ON and OFF durations of the main switching elements such that the control function formula might be satisfied. A drive pulse generation means generates a drive pulse with which the main switching element is turned on and off based on the ON and OFF durations determined by the calculation means. The output differential signal is generated by, for example, a capacitor current detection means or an observer device which detect a current of a smoothing capacitor. | 2011-04-28 |
20110096572 | LOW POWER CONSUMPTION START-UP CIRCUIT WITH DYNAMIC SWITCHING - A start-up circuit in a switch-mode power converter that employs a Zener diode to provide a reference voltage to reduce the power consumption and the size of the start-up circuit. The start-up circuit also includes a coarse current source and a coarse reference voltage signal generator for producing current and reference voltage for initial startup operation of a bandgap circuit. The reference signal and current from coarse current source and the reference voltage signal generator are subject to large process, voltage and temperature (PVT) variations or susceptible to noise from the power supply, and hence, these signals are used temporarily during start-up and replaced with signals from higher performance components. After bandgap circuit becomes operational, the start-up receives voltage reference signal from the bandgap circuit to more accurately detect undervoltage lockout conditions. | 2011-04-28 |
20110096573 | CONTROL CIRCUITS AND METHODS FOR SWITCHING MODE POWER SUPPLIES - Circuits and method for sensing a system output voltage change and transmitting an electrical signal to an auxiliary winding on the primary side. In an embodiment, a primary side controller detects the electrical signal and turns a power switch on and off to transfer energy from a primary winding to a secondary winding. A secondary side controller generates a voltage pulse at a terminal of the secondary winding when the system output voltage is below a reference voltage. The secondary side controller includes an input terminal connected to a system output, an output terminal connected to a terminal of the secondary winding, and a ground terminal connected to a ground potential of the system output. | 2011-04-28 |
20110096574 | Switching Power Controller and System - A switching power controller circuit comprises a first terminal pin for a high potential of a power supply for the controller circuit, a second terminal pin for providing output of switch drive signals and for receiving feedback signals, and a third terminal pin for receiving external current signals and for a low potential of the power supply. The switching power controller further comprises a clock generator, a pulse width modulation (PWM) generator, a reference generator, a power switch driver, a feedback signal sampler, a PWM comparator and a floating sampler. | 2011-04-28 |
20110096575 | PLANT FOR TRANSMITTING ELECTRIC POWER - A plant for transmitting electric power through HVDC comprises two converter stations interconnected by a bipolar direct voltage network and each connected to an alternating voltage network. Each converter station has a Voltage Source Converter with switching cells each including at least one energy storing capacitor. The Voltage Source Converters are configured to utilize a direct voltage having a higher magnitude for a first of the poles than for a second thereof with respect to ground. | 2011-04-28 |
20110096576 | POWER FACTOR CORRECTION DEVICE AND CONTROL METHOD THEREOF - Proposed are a power factor correction device and its control method capable of obtaining a stable output as the output of a power supply unit while simplifying and miniaturizing the configuration. In the power factor correction device and the control method thereof including a coil and a switching element, and a control unit for controlling ON/OFF of the switching element, provided are an input voltage detection unit for detecting an input voltage of the power factor correction device, an output voltage detection unit for detecting an output voltage, and a coil current detection unit for detecting a coil current that is generated in the coil pursuant to the ON/OFF operation of the switching element. The control unit predicts an OFF time of the switching element of each switching cycle for controlling the switching element in a critical mode based on a voltage value of the input voltage detected with the input voltage detection unit, a voltage value of the output voltage detected with the output voltage detection unit, and a current value of the coil current detected with the coil current detection unit, and controls the ON/OFF of the switching element based on the prediction result. | 2011-04-28 |
20110096577 | POWER CONVERSION APPARATUS - A power conversion apparatus has a rectification circuit provided for converting AC power supplied from an AC power supply into DC power. The rectification circuit has a configuration in which series circuit whose number corresponds to the number of phases of an input AC are connected in parallel between a positive-side line and a negative-side line. The AC power supply is connected to AC input points, each corresponding to a connection point between a rectifying device and a semiconductor switching device in each of the series circuits, and connected to a point having ground potential through noise suppressing series circuits respectively. In each of the noise suppressing series circuits, a switch unit and a capacitor are connected in series. In this manner, it is possible to provide a power conversion apparatus which can reduce a noise terminal voltage while solving problems in volume and cost simultaneously. | 2011-04-28 |
20110096578 | SYSTEM AND METHOD FOR SYNCHRONOUS RECTIFIER - A synchronous rectification circuit for a power converter includes a power switch coupled to a transformer and an output capacitor and a switching control circuit configured to provide a control signal to the power switch in response to a first state and a second state of the voltage across the power switch. In the switching control circuit, the second state is determined prior to the first state is determined. In an embodiment, the switching control circuit includes a voltage comparing unit configured to act in response to the first and second inputs. The voltage comparing unit is also configured to output a logic signal according to the voltage difference between the sensed voltage drop across the power switch and a reference threshold voltage. A logic processing circuit is coupled to the voltage comparing unit and configured to provide the first state and the second state of the voltage across the power switch. | 2011-04-28 |
20110096579 | DC BUS VOLTAGE CONTROL FOR TWO STAGE SOLAR CONVERTER - Systems, methods, and apparatus for supplying AC power to an AC power grid from a DC power source, such as a photovoltaic (PV) array are disclosed. The systems and methods can include a converter coupled to the DC power source that provides DC power to a DC bus at a DC bus voltage. The systems and methods can further include an inverter coupled to the DC bus for converting the DC power of the DC bus to an output AC power. The systems and methods can further include a control system configured to regulate the DC bus voltage of the DC bus to operate at a variable DC bus voltage setpoint. The control system can adjust the DC bus voltage setpoint based at least in part on the DC bus voltage and the output AC current of the inverter. | 2011-04-28 |
20110096580 | VOLTAGE SOURCE CONVERTER - A Voltage Source Converter of M2LC-type has a series connection of switching cells ( | 2011-04-28 |
20110096581 | Inverter and method for operating the inverter - An inverter for converting a DC input voltage to an AC output voltage with an H-bridge is provided. A storage choke circuit is provided between the H-bridge and output-side AC voltage terminals. The storage choke circuit includes a freewheeling path with a freewheeling diode for commutating the current after a turn-off process of a semiconductor switch of the H-bridge. In this arrangement, each switching semiconductor switch is coupled to a resonant circuit which contains capacitive resonant elements and inductive resonant elements. The freewheeling path includes first and second freewheeling diodes connected in parallel, wherein the parallel circuit is connected in series with the inductive resonant elements and the second freewheeling diode is connected in series with capacitive freewheeling elements which are charged to a corresponding voltage at the start of a freewheeling phase as elements of the resonant circuit for zero voltage switching of the second freewheeling diode. | 2011-04-28 |
20110096582 | CONTENT ADDRESSABLE MEMORY WITH CONCURRENT TWO-DIMENSIONAL SEARCH CAPABILITY IN BOTH ROW AND COLUMN DIRECTIONS - A content addressable memory (CAM) device includes an array of memory cells arranged in rows and columns; compare circuitry configured to indicate match results of search data presented to each row of the array; and compare circuitry configured to indicate match results of search data presented to each column of the array, thereby resulting in a two-dimensional search capability of the array. | 2011-04-28 |
20110096583 | Semiconductor modules and signal line layout methods thereof - A memory module and a layout method of the memory module. The memory module includes memory devices connected to corresponding tabs through corresponding damping resistors formed on a printed circuit board and includes a first signal line group in a first region between the memory devices and the damping resistors and a second signal line group in a second region between the corresponding damping resistors and the connecting terminals. | 2011-04-28 |
20110096584 | SEMICONDUCTOR DEVICE HAVING OPEN BIT LINE ARCHITECTURE - When an I/O number is 8 bit, a semiconductor device includes a first memory mat that is selected when X | 2011-04-28 |
20110096585 | SEMICONDUCTOR DEVICE HAVING HIERARCHICAL DATA LINE STRUCTURE AND CONTROL METHOD THEREOF - To provide a semiconductor device including switch transistor provided between a sub-data line and a main data line. Upon transferring data, the semiconductor device supplies a potential of a VPP level to a gate electrode of the switch transistor when causing the switch transistor to be a conductive state, and supplies a potential of a VPERI level to the gate electrode when causing the switch transistor to be a non-conductive state. According to the present invention, because a potential of the gate electrode is not decreased to a VSS level when causing the switch transistor to be a non-conductive state, it is possible to reduce a current required to charge and discharge a gate capacitance of the switch transistor. Furthermore, because the VPP level is supplied to the gate electrode when causing the switch transistor to be a conduction state, a level of a signal after transfer never drops down by the amount of the threshold voltage. | 2011-04-28 |
20110096586 | SEMICONDUCTOR MEMORY DEVICE HAVING LAYOUT AREA REDUCED - A metal supplying an N well voltage is provided in a first metal interconnection layer. The metal is electrically coupled to an active layer provided in an N well region by shared contacts so that the N well voltage is supplied to the N well region. A metal supplying a P well voltage is provided in a third metal interconnection layer. The metal supplying the N well voltage is formed using a metal in the first metal interconnection layer and thus does not require a piling region to the underlayer, and only a piling region to the underlayer of the metal for the P well voltage needs to be secured. Therefore, the length in the Y direction of a power feed cell can be reduced thereby reducing the layout area of the power feed cell. | 2011-04-28 |
20110096587 | DYNAMIC SENSE CURRENT SUPPLY CIRCUIT AND ASSOCIATED METHOD FOR READING AND CHARACTERIZING A RESISTIVE MEMORY ARRAY - A dynamic sense current supply circuit and an associated method for rapidly characterizing a resistive memory array is disclosed. In one embodiment, the disclosed circuit comprises a first and second dynamically programmable current mirror sub-circuit. Responsive to a bank of control signals, each dynamically programmable current mirror sub-circuit provides a dynamically adjustable current scaling factor. These scaling factors are used to scale a supplied reference current to generate a plurality of sense currents which can be used within a plurality of read operations on a resistive memory array. A digital circuit is also provided to sense and store the result of each read operation. | 2011-04-28 |
20110096588 | NON-VOLATILE MEMORY ARRAY ARCHITECTURE INCORPORATING 1T-1R NEAR 4F2 MEMORY CELL - A nonvolatile memory array architecture includes a resistive element between each common source/drain (intermediate) node and data line (or bit line), in an otherwise virtual ground-like memory array having serially-connected transistors coupled to the same word line. However, every N+1 transistors the corresponding resistive element is omitted (or generally kept in a low resistance state) to form transistor strings. This achieves an array density of 4F | 2011-04-28 |
20110096589 | NANOWIRE-BASED MEMRISTOR DEVICES - Embodiments of the present invention are directed to memristor devices that provide nonvolatile memristive switching. In one embodiment, a memristor device includes a first electrode, a second electrode, and a nanowire disposed between the first electrode and the second electrode. The nanowire is configured with an inner region surrounded by an outer layer. The memristor device may also include a mobile dopant confined to the inner region by repulsive electrostatic forces between the outer layer and the mobile dopant. The resistance of the nanowire is determined by the distribution of the mobile dopant in the inner region. | 2011-04-28 |
20110096590 | NONVOLATILE SEMICONDUCTOR MEMORY DEVICE - A nonvolatile semiconductor memory device comprises a cell array having plural memory cells arranged in matrix, each memory cell including a variable resistor having a resistance reversibly variable to store data corresponding to the resistance of the variable resistor; a selection circuit operative to select a memory cell from the cell array; and a write circuit operative to execute certain voltage or current supply to the memory cell selected by the selection circuit to vary the resistance of a variable resistor in the selected memory cell to erase or write data. The write circuit terminates the voltage or current supply to the selected memory cell in accordance with resistance variation situation of the variable resistor in the selected memory cell when current flowing in the selected memory cell reaches a certain level appeared after the data erase or write. | 2011-04-28 |
20110096591 | INFORMATION STORAGE ELEMENT AND METHOD FOR DRIVING THE SAME - Disclosed herein is an information storage element including: a word electrode includes a first magnetic material that is continuously formed and is electrically conductive; a non-magnetic film formed in contact with the first magnetic material of the word electrode; a second magnetic material connected to the first magnetic material via the non-magnetic film; a magnetization setting mechanism disposed near at least one end part of both end parts of the word electrode and sets direction of magnetization of the end part of the word electrode; a coercivity decreasing mechanism decreases coercivity of the second magnetic material; and an electrically-conductive bit electrode so formed as to serve also as the second magnetic material or be formed in parallel to the second magnetic material, the bit electrode being so continuously formed as to intersect with the word electrode. | 2011-04-28 |
20110096592 | THIN FILM MAGNETIC MEMORY DEVICE WRITING DATA WITH BIDIRECTIONAL CURRENT - An end of a selected bit line in a selected column is electrically coupled to an end of a corresponding current return line by one of first and second write column select gates, which are selectively turned on in response to results of column selection. A data write circuit sets the other end of the selected bit line and the other end of the current return line to one and the other of a power supply voltage and a ground voltage in accordance with a level of write data via one of first and second data buses and an inverted data bus, respectively. | 2011-04-28 |
20110096593 | LOW CURRENT SWITCHING MAGNETIC TUNNEL JUNCTION DESIGN FOR MAGNETIC MEMORY USING DOMAIN WALL MOTION - A multi-state low-current-switching magnetic memory element (magnetic memory element) comprising a free layer, two stacks, and a magnetic tunneling junction is disclosed. The stacks and magnetic tunneling junction are disposed upon surfaces of the free layer, with the magnetic tunneling junction located between the stacks. The stacks pin magnetic domains within the free layer, creating a free layer domain wall. A current passed from stack to stack pushes the domain wall, repositioning the domain wall within the free layer. The position of the domain wall relative to the magnetic tunnel junction corresponds to a unique resistance value, and passing current from a stack to the magnetic tunnel junction reads the magnetic memory element's resistance. Thus, unique memory states may be achieved by moving the domain wall. | 2011-04-28 |
20110096594 | MEMORY READING METHOD FOR RESISTANCE DRIFT MITIGATION - Techniques for reading phase change memory that mitigate resistance drift. One contemplated method includes apply a plurality of electrical input signals to the memory cell. The method includes measuring a plurality of electrical output signals from the memory cell resulting from the plurality of electrical input signals. The method includes calculating an invariant component of the plurality of electrical output signals dependent on the configuration of amorphous material in the memory cell. The method also includes determining a memory state of the memory cell based on the invariant component. In one embodiment of the invention, the method further includes mapping the plurality of electrical output signals to a measurements region of a plurality of measurements regions. The measurements regions correspond to memory states of the memory cell. | 2011-04-28 |
20110096595 | SEMICONDUCTOR MEMORY DEVICE AND OPERATION METHOD THEREOF - Disclosed is a resistance change type nonvolatile memory that has an insulation film structure, is advantageous for the implementation of high integration, and achieves a stable switching characteristic, and a manufacturing method therefor. The memory includes at least an MIM (Metal/Insulator/Metal) structure including an insulation film ( | 2011-04-28 |
20110096596 | SEMICONDUCTOR MEMORY DEVICE - A semiconductor memory device includes: a memory cell array provided with a plurality of memory cells in a matrix; and a power supply circuit configured to supply an intermediate voltage between a power supply voltage and a ground voltage to each of the plurality of memory cells. The power supply circuit includes: a first intermediate voltage generating circuit configured to generate a first intermediate voltage between the power supply voltage and the ground voltage; a second intermediate voltage generating circuit configured to generate a second intermediate voltage between the power supply voltage and the ground voltage; a first output node to which the first intermediate voltage is supplied; a second output node to which the second intermediate voltage is supplied; and a connection control circuit provided between the first output node and the second output node. The first intermediate voltage generating circuit supplies the first intermediate voltage in response to a first control signal, and the second intermediate voltage generating circuit stops its operation in response to the first control signal. The connection control circuit connects the first output node and the second output node when the second intermediate voltage generating circuit stops its operation. | 2011-04-28 |
20110096597 | PROGRAMMING A FLASH MEMORY DEVICE - An initial verify read operation is performed after each programming pulse. The verify voltage starts at an initial verify voltage for the first word line and increases for each word line that is verified up to a maximum verify voltage. A second verify read operation is then performed after the program/verify operation. The second verify read operation uses a verify voltage that is substantially close to the maximum verify voltage used during the program/verify step. | 2011-04-28 |
20110096598 | NONVOLATILE SEMICONDUCTOR MEMORY HAVING PLURAL DATA STORAGE PORTIONS FOR A BIT LINE CONNECTED TO MEMORY CELLS - Data having three values or more is stored in a memory cell in a nonvolatile manner. A data circuit has a plurality of storage circuits. One of the plurality of storage circuits is a latch circuit. Another one of the plurality of storage circuits is a capacitor. The latch circuit and the capacitor function to temporarily store program/read data having two bits or more. Data held by the capacitor is refreshed using the latch circuit if data variation due to leakage causes a program. As a result, the data circuit does not become large in size even if multi-level data is used. | 2011-04-28 |
20110096599 | MULTI LEVEL INHIBIT SCHEME - Memory devices and methods are disclosed to facilitate utilization of a multi level inhibit programming scheme. In one such embodiment, isolated channel regions having boosted channel bias levels are formed across multiple memory cells and are created in part and maintained through capacitive coupling with word lines coupled to the memory cells and biased to predetermined bias levels. Methods of manipulation of isolated channel region bias levels through applied word line bias voltages affecting a program inhibit effect, for example, are also disclosed. | 2011-04-28 |
20110096600 | SEMICONDUCTOR MEMORY DEVICE REDUCING RESISTANCE FLUCTUATION OF DATA TRANSFER LINE - According to one embodiment, a semiconductor memory device includes first and second memory cell blocks and an interconnect rerouting unit provided therebetween. The first memory cell block includes first interconnects and second interconnects provided in each space between the first interconnects. The second memory cell block includes a plurality of third interconnects provided on lines extending from the first interconnects and a plurality of fourth interconnects provided on lines extending from the second interconnects. A width and a thickness of the second and fourth interconnects are smaller than a width and a thickness of the first and second interconnects. Each of the first to fourth interconnects is connected to one end of first to fourth cell units including memory cells. The interconnect rerouting unit connects one of the fourth interconnects to one of the first interconnects and connects one of the third interconnects to the second interconnects. | 2011-04-28 |
20110096601 | Non-Volatile Memory And Method With Accelerated Post-Write Read To Manage Errors - Data errors in non-volatile memory inevitably increase with usage and with higher density of bits stored per cell. The memory is configured to have a first portion operating with less error but of lower density storage, and a second portion operating with a higher density but less robust storage. An error management provides reading and checking the copy after copying to the second portion. If the copy has excessive error bits, it is repeated in a different location either in the second or first portion. The reading and checking of the copy is accelerated by reading only a sample of it. The sample is selected from a subset of the copy having its own ECC and estimated to represent a worst error rate among the copy it is sampling. One embodiment has the sample taken from one bit of each multi-bit memory cell of a group. | 2011-04-28 |