01st week of 2010 patent applcation highlights part 25 |
Patent application number | Title | Published |
20100002404 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A display device includes a glass substrate having a display area and a peripheral area. A drive circuit component is mounted on the glass substrate by thermocompression bonding on the peripheral area, and a stress absorption region is provided within the glass substrate close to the circuit component so as to absorb stress produced by thermal deformation of the circuit component. A method of manufacturing the display device of the present invention includes a step of forming stress absorption region into the glass substrate so as to absorb the stress caused by thermocompression bonding of the the circuit component. | 2010-01-07 |
20100002405 | PACKAGE SUBSTRATE STRUCTURE - A package substrate structure includes: a substrate having a first surface and an opposing second surface and characterized by a plurality of wire-bonding pads provided on the first surface of the substrate, a plurality of ball-implanting pads provided on the second surface of the substrate, and at least a cavity formed to penetrate the first and second surfaces of the substrate; a metal board mounted on the second surface of the substrate and covering the cavity, wherein the metal board has a thickness greater than that of the ball-implanting pads and has an area greater than that of the cavity; and solder masks disposed on the first and second surfaces of the substrate respectively and having at least a solder-mask cavity corresponding in position to the cavity of the substrate, the solder masks further having a plurality of openings for exposing the wire-bonding pads, the ball-implanting pads and the metal board. | 2010-01-07 |
20100002406 | CIRCUIT BOARD HAVING SEMICONDUCTOR CHIP EMBEDDED THEREIN - A circuit board having a semiconductor chip embedded therein includes: a core board having opposing first and second surfaces and a through-hole; a semiconductor chip received in the through-hole and having a first active surface and an opposing second active surface, wherein first electrode pads comprising signal pads, power pads, and ground pads are provided on the first active surface; a first dielectric layer provided on the first surface of the core board and the first active surface of the semiconductor chip and configured to fill a gap between the through-hole and the semiconductor chip so as to secure the semiconductor chip in position to the through-hole; and a first circuit layer disposed in the first dielectric layer so as to be flush with the first dielectric layer, provided with first conductive vias disposed in the first dielectric layer, and electrically connected to the first electrode pads. | 2010-01-07 |
20100002407 | SYSTEM-IN-PACKAGE MODULE AND MOBILE TERMINAL HAVING THE SAME - Provided is a system-in-package module including a system circuit board; a first element that is disposed on the system circuit board; a second element that is disposed on the first element so as to be shifted to one side from the center of the first element, while partially exposing the first element; a third element that is electrically connected to the system circuit board and is disposed on the second element; and a plurality of bump pads that are disposed on the bottom surface of the system circuit board. | 2010-01-07 |
20100002408 | HVDC FILTER - A filter for an HVDC system. The filter includes a capacitor and a reactor arranged in an indoor location having a first space for erecting filter components. The first space includes a high voltage area and a low voltage area defining a first electric potential direction. | 2010-01-07 |
20100002409 | Energy storage module - Energy storage modules generally include a housing with component parts arranged therein. The component parts are in this case either capacitors, for example double-layer capacitors and/or electrolyte capacitors. According to the invention, a filler is provided in the housing and binds electrolyte liquid occurring in the even of damage or else electrolyte gases. Beds of material with a large specific surface area, such as zeolites or else active carbons, are suitable as fillers. The surfaces are also possibly catalytically coated. | 2010-01-07 |
20100002410 | VERSATILE LIGHTING APPARATUS AND ASSOCIATED KIT - A lighting apparatus comprises a light panel having a panel frame, and a plurality of LEDs or other light elements secured to the panel frame. A self-contained battery unit securably attaches to the outside of the panel frame. The light panel may have a dimmer switch, and may also be capable of receiving power from a source other than the self-contained battery unit. The lighting apparatus can be mounted to a camera or a stand through adapters. Diffusion lenses or color gels can be integrated with or detachable from the light panel. The lighting apparatus may conveniently be provided in the form of a kit, with one or more of a light panel, self-contained battery unit, compact stand, connecting cable(s), adapter(s), lenses or color gels, and so on, provided in a single package. | 2010-01-07 |
20100002411 | LUMINARY - A luminary has a central lamp, an emergency lamp and a control box. The emergency lamp is ring-shaped and mounted around a light-emitting end of the central lamp and has a base and a circuit board. The circuit board has an LED set and a cable set connected to the LED set. The control box is electrically connected to cable set of the circuit board, adapted to connect to an AC power and has a battery. The control box drives the LED set when an outage of the AC power occurs. Since emergency illumination is provided by the emergency lamp and is independent of normal illumination provided by the central lamp, battery power for emergency illumination can be kept from being quickly consumed by the central lamp that is usually power-consuming. | 2010-01-07 |
20100002412 | Vehicle meter - A vehicle meter is provided including a dial | 2010-01-07 |
20100002413 | DISPLAY DEVICE - A display device capable of expressing a particularly superior red color, for example, a red color of the sRGB standard, is provided. A display device | 2010-01-07 |
20100002414 | Illumination Apparatus and Methods of Forming the Same - In one aspect, an illumination apparatus includes a waveguide, embedded in which are a light-emitting source and a photoluminescent material. Output light is emitted from at least a portion of a first surface of the waveguide. The photoluminescent material includes nano-size phosphor particles and/or quantum dots. | 2010-01-07 |
20100002415 | MACHINE WITH UV ILLUMINATION - A machine according to the present teachings can include a machine housing and a drive mechanism disposed in the machine housing and driving an output member. An input member can be associated with the machine housing for activating the drive mechanism. A working member can be driven by the output member. A light source can be coupled to the machine housing that projects UV light onto an area proximate to the working member. According to additional features, the light source can comprise a UV light source. According to other features, the light source can collectively define a light emitting device and a filter. The filter can allow black light to pass therethrough. The light emitting device can comprise an incandescent bulb, a light emitting diode, or a fluorescent bulb according to various examples. | 2010-01-07 |
20100002416 | Optical plate and backlight module using the same - An optical plate includes a light output surface and a bottom surface opposite to the light output surface. The light output surface defines a plurality of triangular pyramidal depressions and a plurality of four-sided pyramidal depressions. Each four-sided pyramidal depression is surrounded by four triangular pyramidal depressions. | 2010-01-07 |
20100002417 | BACK BEZEL FOR USE IN A BACKLIGHT MODULE STRUCTURE, THE BACKLIGHT MODULE STRUCTURE, AND THE METHOD FOR MANUFACTURING THE BACK BEZEL - A backlight module structure for use in a liquid crystal display, a back bezel for use in the backlight module structure, and a method of manufacturing the back bezel are disclosed. The backlight module structure comprises the back bezel and a base. The back bezel has a surface and a recessed area formed on the surface. The base has at least one bottom portion and at least one fixing portion. The bottom portion is disposed on the recessed area. The fixing portion is disposed on the bottom portion, extending outwards from the bottom portion and protruding above the surface of the back bezel. Moreover, the back bezel is formed by stamping the surface to form a recessed area extending inwards from the surface. | 2010-01-07 |
20100002418 | Backlight module - A backlight module, especially a side-edge type backlight module is disclosed. The backlight module comprises: a back plate having plural side walls, plural supporting elements locating on the connecting parts of the plural side walls, and a reflective sheet locating on the plural supporting elements. Therefore, an air space is maintained between the reflective sheet and the back plate of the backlight module. As a result, when the backlight module is operating, the heat produced by the light emitting units will not be transmitted to the reflective sheet of the backlight module during the operation. That is, even after long-term operation, the temperature of the reflective sheet of the backlight module can be maintained at a stable level. | 2010-01-07 |
20100002419 | Connector - A connector is configured to hold a lamp extending in a first direction. The connector includes a housing and a terminal. The terminal includes a first connection portion configured to establish connection with a lamp contact portion formed on the lamp, a second connection portion including a first contact and a second contact located at different positions in a second direction perpendicular to the first direction, and a fixed portion pressed in the housing along the second direction and located between the first connection portion and the second connection portion in the second direction. | 2010-01-07 |
20100002420 | Backlight Module and Back Plate and Base Thereof - A backlight module includes a back plate, a frame, a lamp set, and a lamp rack. The back plate has an inner surface to serve as a light reflecting surface. Besides, two corresponding sides of the back plate respectively include a sidewall structure including a connecting groove. The connecting groove receives the frame to form a frame with a concave center portion. By integrating the back plate and the frame into the backlight module base has an advantage in saving material and cost. | 2010-01-07 |
20100002421 | USB receptacle for use with a powered receptacle or a rechargable flashlight having a powered receptacle - A USB mini plug for use independently or in combination with a plug-in rechargeable flashlight. The USB mini plug may be inserted into a conventional cigarette lighter or battery power source receptacle found in an automobile, truck, airplane, boat or other vehicle. The flashlight has light emitting diodes as the primary light source located on the end of the flashlight which is insertable into the power receptacle concealing the light source. When the flashlight is plugged into the receptacle the primary light source is extinguished. The flashlight is further provided with an electrical output connection at the opposite end of the primary light source allowing the flashlight to serve as a replacement socket for the power receptacle consumed by the flashlight. The replacement socket provides an electrical connection for receipt of additional powered accessories, or limited in use to pre-selected items such as the USB mini port. | 2010-01-07 |
20100002422 | Illuminating device with optical element - An illuminative device, offers an optical device that is regulated by one hand and a LED circuit board that is sealed in waterproof and quick cooling structure. | 2010-01-07 |
20100002423 | ADJUSTABLE FLUID-DRIVEN ILLUMINATION DEVICES - An adjustable fluid-driven illumination device. At least one light-emitting element is connected to a nozzle. A grip is connected to the nozzle. A turbine generator moves between the nozzle and the grip and is electrically connected to the light-emitting element. The turbine generator includes at least one rotating blade. When moving into the nozzle to enable the rotating blade to rotate by impact of a fluid flowing through the nozzle, the turbine generator generates electric power, driving the light-emitting element to irradiate. When the turbine generator moves into the grip, the rotating blade is not subjected to the impact of the fluid flowing through the nozzle, stopping the turbine generator from generating the electric power. | 2010-01-07 |
20100002424 | LED LAMP TUBE WITH HEAT DISTRIBUTED UNIFORMLY - A LED lamp tube which includes a hollow transparent tube, a LED lamp assembly disposed in the transparent tube, two conductive caps provided on both ends of the transparent tube respectively, and a circuit control unit. The circuit control unit includes a plurality of separated sub-portions. The respective sub-portions of the circuit control unit are distributed uniformly on the circuit board of the LED lamp assembly. Via the uniform arrangement of respective sub-portions of the circuit control unit, the heat within the LED lamp tube can be distributed uniformly, thereby lowering the temperature and facilitating the heat dissipation. | 2010-01-07 |
20100002425 | Light-emitting structure for generating an annular illumination effect - A light-emitting structure for generating an annular illumination effect includes a light-guiding module, a cover module, and a first light-emitting module. The light-guiding module has a hollow light-guiding body and a reflecting layer formed on an inner surface of the hollow light-guiding body. The cover module has a first cover body disposed on one end side of the hollow light-guiding body and a second cover body disposed on the other opposite end side of the hollow light-guiding body. The first light-emitting module has a plurality of first light-emitting elements disposed between the hollow light-guiding body and the first cover body. Therefore, first light beams generated by the first light-emitting elements are projected onto the hollow light-guiding body, and the first light beams are guided by the hollow light-guiding body and are reflected by the reflecting layer in order to make the hollow light-guiding body generate the annular illumination effect. | 2010-01-07 |
20100002426 | Multi-directional lighting fixture - The multi-directional lighting fixture includes a lighting fixture having a substantially elongated opaque housing with first and second ends with an open top for emitting light in an upward direction and a longitudinal slot along the bottom surface of the housing extending between the first and second ends. The longitudinal slot includes a shielding material, such as a louver or cover, with a predetermined degree of light translucence. The housing has a substantially elliptical cross section tapering towards one end of the housing. The ends of the housing have elliptical translucent members that can transmit lighting horizontally and radially outward from the interior of the housing. Two or more housings can be coupled together in series. | 2010-01-07 |
20100002427 | Illuminating Device Comprising a Lamp and a Reflector - A lighting device with at least one lamp and at least one reflector, wherein at least regions of a reflective surface of the reflector are in the form of an involute of a circle of a partial element of the lamp. | 2010-01-07 |
20100002428 | ILLUMINATION DEVICE - The present invention relates to an illumination device, comprising a white LED, a red LED and a colour filter A hight colour rendering index (CRI, Ra) and a high value of R9 (for strong red) can be obtained. One application is medical lighting, for example for surgical lights. | 2010-01-07 |
20100002429 | LIGHTING APPARATUS USING LIGHT EMITTING DEVICE PACKAGE - A lighting apparatus using a light emitting diode (LED) package is disclosed. The lighting apparatus includes a lighting unit and a power unit. The lighting unit includes a plurality of light sources each including a light emitting diode (LED) package, and a lens element having a groove for receiving the LED package and a quadrangular plane for outputting light emitted from the LED package. The power unit is electrically connected with the lighting unit and supplies power for driving the lighting unit. | 2010-01-07 |
20100002430 | INDEPENDENTLY DETACHABLE LIGHT-EMITTING DIODE LIGHT SOURCE MODULE - An independently detachable light-emitting diode light source module adapted to be installed in a luminarie having an opening and an accommodating cavity, is provided. The independently detachable light-emitting diode light source module includes an installing device, a light-emitting diode array, and a secondary optical light guide plate. The light-emitting diode array and the secondary optical light guide plate are disposed on the installing device. The light source module is disposed inside the accommodating cavity and is assembled in the luminarie via the installing device, and the opening exposes the light-emitting diode light source module. | 2010-01-07 |
20100002431 | BACKLIGHT MODULE - A backlight module including a back cover, a reflector, a lamp supporter, and a number of lamps is provided. The back cover includes a number of holes, an inner face, and an outer face. The reflector is disposed on the inner face and has a number of openings. The openings expose parts of the holes. The lamp supporter has a base substrate and a number of carriers that are connected to the base substrate. The base substrate is assembled to the outer face of the back cover, and the carriers penetrate the holes of the back cover and the openings of the reflector. The lamps are disposed in the carriers, such that the lamps and the base substrate are located at two opposite sides of the back cover. | 2010-01-07 |
20100002432 | INDIRECT LUMINAIRE UTILIZING LED LIGHT SOURCES - A luminare uses an indirect reflector system to harness the concentrated light from an array of LED luminaires and direct the lumens where needed. The luminare allows for optical control and little to no glare by re-focusing the concentrated light emitted from each LED luminaire on the reflector at desired angles required for the selected lighting. A satin finish on the reflector diffuses the LED lamp image brightness and increases uniformity of illumination on the ground. | 2010-01-07 |
20100002433 | LED ILLUMINATION DEVICE AND LIGHT ENGINE THEREOF - An LED illumination device includes a lampshade and a light engine arranged on the lampshade. The lampshade defines a room therein. The light engine includes a heat dissipation member, and a plurality of LEDs arranged on the heat dissipation member and received in the room of the lampshade. The heat dissipation member includes a heat pipe and a heat sink. The heat pipe forms a planar absorbing surface and a dissipating surface opposite to the absorbing surface. The absorbing surface of the heat pipe attaches to the LEDs to absorb heat therefrom. The heat sink includes a base attaching to the dissipating surface of the heat pipe to absorb heat of the heat pipe, and a plurality of fins extending from the base for dissipating heat absorbed from the heat pipe. | 2010-01-07 |
20100002434 | ILLUMINATION DEVICE - An illumination device includes an optical lens module, a light emitting module, and a reflective layer. The optical lens module includes a plurality of stepped optical lenses. Each of the stepped optical lenses includes an upper surface, a lower surface opposite to the upper surface, and a side surface between the upper surface and the lower surface. The light emitting module includes a substrate and a plurality of light sources mounted on the substrate. Each of the light sources faces the side surface of each of the stepped optical lenses. Light emitted from the light sources travels to the side surface and is refracted from the side surface. The reflective layer is coupled to the substrate. | 2010-01-07 |
20100002435 | LED LIGHT WITH A DIFFRACTING LENS - The present invention is an underwater light for watertight installation under the waterline of a vessel, for example, within a thru-hull of the vessel, comprising a domed or plano convex diverging lens capable of diverging the light broadly through the water. In a preferred embodiment, the underwater light employs an LED array light source. | 2010-01-07 |
20100002436 | Optical Sheet For TFT-LCD Back Light Unit And Liquid Crystal Display Having The Optical Sheet - The present invention relates to an optical sheet for a backlight unit of a TFT-LCD and a TFT-LCD including the same. The optical sheet of the present invention includes a transparent base sheet, and a light diffusion layer in which a diffusion pattern comprised of a plurality of protrusions is formed on the transparent base sheet. The diffusion pattern satisfies an aspect ratio of 0.8 or more, the aspect ratio being a ratio of a radius (l) of a unit body portion of the protrusion, which is formed on the transparent base sheet, to a thickness (d) of the protrusion. | 2010-01-07 |
20100002437 | Low Profile and High Efficiency Light Device for Backlighting Applications - A light source having a flexible substrate and a plurality of dies having LEDs is disclosed. The light source can be conveniently utilized to provide an extended light source by bonding the light source to a suitable light pipe. The substrate is divided into first and second regions. The dies are bonded to the substrate in a first region. A portion of the surface of the substrate in the second region is reflective. The substrate is bent such that the second region forms a reflector that reflects light that would otherwise be emitted in a non-useful direction to a more useful direction. The substrate can be constructed from a three layer flexible circuit carrier in which the dies are mounted on a bottom metal layer to provide an improved thermal path for heat generated in the dies. | 2010-01-07 |
20100002438 | LED LAMP - An LED lamp includes a heat sink having a base and a plurality of LED module assemblies mounted on a top surface of the base of the heat sink. Each of the LED module assemblies includes a fixing bracket secured to the top surface of the base, an LED module mounted on a top surface of the fixing bracket and two heat pipes engaging with the fixing bracket and the heat sink. The fixing bracket includes a bottom plate attached on the top surface of the base, a top plate on which the LED module is attached and a connecting plate interconnecting the bottom plate with the top plate. The heat pipes thermally connect the bottom plate and the heat sink with the top plate. | 2010-01-07 |
20100002439 | LED LAMP TUBE HEAT DISSIPATING STRUCTURE - A light emitting diode (LED) lamp tube heat dissipating structure is capable of dissipating heat in a tube quickly to improve the heat dissipating efficiency. A circuit board with a light radiating surface and a heat dissipating surface is contained in the tube, and the light radiating surface of the circuit board is electrically connected to LED lamps. Two conductive bushings are sheathed onto both ends of the tube and electrically connected with the circuit board, and at least one heat dissipating hole is disposed separately on both distal surfaces of the tube that covers the heat dissipating surface of the circuit board, such that external air is entered into the tube from the heat dissipating hole on a distal surface of the tube and dispersed from the heat dissipating hole on another distal surface of the tube for dissipating the heat in the tube. | 2010-01-07 |
20100002440 | Solid State Lighting Devices Including Light Mixtures - A solid state lighting apparatus includes a plurality of light emitting diodes (LEDs). Each of the LEDs includes an LED device configured to emit light having about a first dominant wavelength and a phosphor configured to receive at least some of the light emitted by the LED device and responsively emit light having about a second dominant wavelength. A combined light emitted by the LED device and the phosphor of a first one of the plurality of LEDs has a first color point and a combined light emitted by the LED device and the phosphor of a second one of the plurality of LEDs has a second color point that falls outside a seven step Macadam ellipse around the first color point. | 2010-01-07 |
20100002441 | Aspherical lens for LED - An illuminate device with an optical lens includes an aspherical lens and a LED. The aspherical lens, which has a flat end and an aspheric convex end, is held at the distance between 13.5 to 16.3 mm from the light center of the LED to the vertex of the aspheric surface of the lens. Light emitted from the LED enters the flat end of the lens and is refracted by the aspheric end of the lens to create a zoomable spot. An axial cross-section curve of the aspherical lens contents with a set of rectangular coordinates, which are (12,8.00), (11,8.05), (10,8.20), (9,8.44), (8,8.79), (7,9.25), (6,9.82), (5,10.51), (4,11.33), (3,12.29), (2,13.42), (1,14.75), (0,16.30), (−1,14.75), (−2,13.42), (−3,12.29), (−4,11.33), (−5,10.51), (−6,9.82), (−7,9.25), (−8,8.79), (−9,8.44), (−10,8.20), (−11,8.05), (−12,8.00). | 2010-01-07 |
20100002442 | Lighting Device - The invention relates to a lighting de-vice ( | 2010-01-07 |
20100002443 | THERMOELECTRIC DEVICE BASED REFRIGERANT SUBCOOLING - The invention provides an illumination device, preferably a reading lamp, which, on the one hand, has a compact design and, on the other hand, ensures a flexible illumination of objects, for which, in order to ensure an adequately high illuminance, high-power light sources can be used and which includes preferably a light source and a light-guiding element that can be pivoted and/or tilted around a pivoting/tilting point, which has at least one light-guiding axis and at least one light in-coupling surface as well as one light out-coupling surface, with the light-guiding element being arranged preferably in an axially displaceable manner in such a way that a free beam area can exist between the light source and the light in-coupling. | 2010-01-07 |
20100002444 | Bulb-shaped led lamp and compact led lamp - A bulb-shaped LED lamp includes a plurality of high-intensity LED modules | 2010-01-07 |
20100002445 | LIGHT EMITTING DIODE STREETLIGHT APPARATUS - An exemplary light emitting diode (LED) streetlight apparatus includes a support, a light emitting module and a light guiding device. The light emitting module is mounted on the support for emitting light. The light emitting module has a first radiation angle in a plane perpendicular to the surface of the road, and the first radiation angle is equal to or less than 45 degrees. The light emitting module has a second radiation angle in a plane parallel to the surface of the road, and the second radiation angle is greater than the first radiation angle. The light emitted from the light emitting module is directed by the light guiding device to emit in a direction towards the surface of the road. | 2010-01-07 |
20100002446 | XYZ control over bulb position in a pan and tilt lamp - Multiple axis control for a lamp inside a reflector. At least multiple axes of control are made without increasing a length of the optical axis. | 2010-01-07 |
20100002447 | LIGHT-GUIDING ELEMENT, LIGHT-EMITTING MODULE, AND ELECTRONIC DEVICE - A light-guiding element cooperates with a light source and includes a light-guiding frame and a scattering material. The light-guiding frame has a light incident surface, a light output surface, and an inclined surface. Light emitted by the light source enters into the light-guiding frame through the light incident surface, and the light is reflected by the inclined surface to be outputted through the light output surface. The scattering material is disposed at the inclined surface. A light-emitting module having the light-guiding element and an electronic device are also disclosed. | 2010-01-07 |
20100002448 | STREET LAMP WITH IMPROVED EMISSION EFFICIENCY - The invention relates to a street lamp with improved emission efficiency. The street lamp of the invention includes: a base, a transparent plate, a projecting mirror and a cover. The transparent plate is mounted on an aperture of the base. The projecting mirror is formed as a concave and arc mask with a waved shape, and has a reflecting surface and a lamp holder. The reflecting surface is mounted on the inner concave side and has a plurality of reflecting sections. The lamp holder is mounted on a side wall of the projecting mirror and is used for mounting a lamp. The cover combines with the base. By using a metal halide lamp with low power consumption and high luminous intensity, and having a reflecting surface that has a precise optical design and average light distribution, the street lamp of the invention can reduce power consumption, improve emission and multi-reflection efficiencies, and increase the average luminous intensity and the entire luminous effect. | 2010-01-07 |
20100002449 | METHOD FOR FABRICATING MICRO-LENS AND MOLD CAVITY THEREOF AND LIGHT EMITTING DEVICE - A method for fabricating a micro-lens and a mold cavity thereof and a light emitting device are provided. The method includes providing a substrate having a first surface for a plurality of micro nanometer structures to be disposed and arranged thereon. A metallic thin film layer is deposited on the first surface and micro nanometer structures of the substrate, and partially exposing the micro nanometer structures from the metallic thin film layer. Each of the micro nanometer structures is removed to form a mold cavity having a second surface so as to form a micro-lens having a micro nanometer lenticular face array, thereby enabling the light of light source passing through the micro nanometer structures to generate mass refraction. The micro nanometer structure of the present invention provides more even illumination and more extensive distribution, and the cost of material, power consumption, and manufacturing equipment involved are reduced. | 2010-01-07 |
20100002450 | Mounting Lenses for LED Modules - An LED module comprises an LED chip mounted on a substrate, a lens, and a metal holder mechanically holding the lens and being soldered on the substrate. The holder can be designed such that it holds the lens such that there is an air gap between the light exit surface of the LED chip and the bottom face of the lens. | 2010-01-07 |
20100002451 | TINTED AND FROSTED OUTER BULB COVER FOR LIGHTS - A non-shattering outer cover bulb is installed over a non-incandescent light. Cylindrical or conical reflective sides reflect the light out of an end opening. A tinted lens with outer frosting is removably attached over the end opening. The cover bulb clamps onto or screws onto an existing light. | 2010-01-07 |
20100002452 | Luminaire housing with separated lamp and ballast compartments - A luminaire housing with a lamp compartment and ballast compartment that are isolated from each other is provided. The housing includes a lamp compartment, a ballast compartment, and an air gap chamber separating the two compartments from each other. The air gap chamber provides a degree of thermal isolation that reduces the amount of heat generated by the lamps that is transferred from the lamp compartment to the ballast compartment. The luminaire can also include a ventilated top cover and a bottom door configured to attach to the lamp compartment while leaving an air gap therebetween. These and other optional features improve the air circulation within the lamp compartment and allow heat generated by the lamps to exit the luminaire housing, further reducing the heat transferred to the ballast compartment, thereby improving the lifespan and performance of the ballasts. | 2010-01-07 |
20100002453 | ILLUMINATING DEVICE AND ANNULAR HEAT-DISSIPATING STRUCTURE THEREOF - An illuminating device and an annular heat-dissipating structure thereof. The annular heat-dissipating structure includes a plurality of heat-dissipating units disposed circumambiently. Each heat-dissipating unit includes a flake and at least one first assembling portion connected with the flake, so that the adjacent heat-dissipating units can be connected with each other. | 2010-01-07 |
20100002454 | LIGHT EMITTING DEVICE - A light emitting device is disclosed. The light emitting device may include a light emitting diode (LED) for emitting light and phosphor adjacent to the LED. The phosphor may be excitable by light emitted by the LED and may include a first compound having a host lattice comprising first ions and oxygen. In one embodiment, the host lattice may include silicon, the copper ions may be divalent copper ions and first compound may have an Olivin crystal structure, a β-K2SO4 crystal structure, a trigonal Glaserite (K | 2010-01-07 |
20100002455 | Electronic Component Mounting Board and Method for Manufacturing Such Board - In conventional electronic component mounting boards, a leg section of a metal frame manufactured of a metal block attached to a circuit board is firmly adhered to a board with a solder and the like, and heat due to light emission of a LED element is dissipated through the leg section of the metal frame, and heat dissipation performance is improved. In the conventional electronic component mounting boards, however, high heat conductance of the metal frame is not efficiently exhibited due to existence of an adhesive layer and the like having a lower heat conductance. In order to improve a certain limit existed in luminance and lifetime due to temperature increase of the LED element, a frame having heat conductance is attached on an upper plane of a circuit board whereupon a plurality of conductors are formed, and the frame and one of the conductors of the circuit board are heat-conductively connected. Thus, heat from the semiconductor element (LED element) is efficiently dissipated directly or indirectly to the external air, through the conductor heat-conductively connected with the frame. | 2010-01-07 |
20100002456 | Bicycle Reflector - A bicycle reflector has a case and an electric module. The case has an internal space. The electric module is mounted in the internal space and has a rolling ball switch, a light sensor, multiple light sources, a battery contact and a control board. The control board electronically connects to the rolling ball switch, the light sensor, the light sources and the battery contact. The light sources is controlled by the control board to emit light when the rolling ball switch is moved to electrically short and the light sensor detects a low brightness of environment. | 2010-01-07 |
20100002457 | VEHICLE HEADLAMP - A vehicle headlamp is provided. The vehicle headlamp includes a light source, an image forming section which forms a light image using light from the light source, and a projection lens which projects the light image. The image forming section includes a boundary shade and movable shades. Each of the movable shades is individually movable between a closed position at which the movable shade blocks a corresponding part of the light from entering the projection lens and an open position at which the movable shade allows the corresponding part of the light to enter the projection lens. The boundary shade is disposed to extend along distal ends of the respective movable shades that are arranged side by side when the movable shades are in the closed positions. When the movable shades are in the closed positions, the boundary shade forms a boundary line of the light image. | 2010-01-07 |
20100002458 | Automotive lamp and reflector for low beam and advanced forward lighting system - An advanced forward lighting system may be made with a lamp having a first filament and a second filament extending perpendicular to the first filament. The second filament is partially hidden rearward and above the first filament. A reflector forms a main beam from the first filament light and a right or left cast supplemental beam from the second filament light. The second filament's position minimizes glare, and enables a simple advanced forward lighting system from a single standard lamp fitting both right and left side reflectors. | 2010-01-07 |
20100002459 | COVER FOR REDUCING LIGHT AND HEAT RECEIVED ON VEHICLE'S SURFACE - Disclosed is a cover for reducing light and heat received on an interior surface of a vehicle. The cover includes a plurality of reflecting elements and a plurality of light absorbing elements. Each reflecting element of the plurality of reflecting elements is inclined at a predefined inclination with respect to the interior surface. The predefined inclination enables the each reflecting element to reflect the light and the heat received on the interior surface. The plurality of light absorbing elements is coupled with the plurality of reflecting elements to form a saw-tooth arrangement. The plurality of light absorbing elements is capable of absorbing the light. Reflection of the light and the heat by the plurality of reflecting elements and absorption of the light by the plurality of light absorbing elements reduce the light and the heat received on the interior surface. | 2010-01-07 |
20100002460 | Projection Module of an Automobile Headlight - The invention relates to a projection module ( | 2010-01-07 |
20100002461 | LIGHT GUIDE BAR WITH PATTERNED SURFACE TO ENHANCE LIGHT UNIFORMITY AND INTENSITY - A light guide bar with a patterned surface for a flicker free light source comprising a light emitting diode (LED) light source disposed on each end of the light guide bar is disclosed. A light diffusing pattern is disposed on a light emitting surface. The light diffusing pattern comprises a plurality of notches that are smallest closest to the LED light sources and largest in the center of the light guide bar. A light reflecting pattern is disposed on a light reflecting surface opposite the light diffusing pattern on the light emitting surface. Light emitted by the LED light sources enters the light guide bar through the ends. The light travels through the light guide bar at various angles and is reflected by the light reflecting pattern on the light reflecting surface. The reflected light is then emitted through the light diffusing pattern on the light emitting surface. | 2010-01-07 |
20100002462 | Optical plate and backlight module using the same - An optical plate includes a first surface, an opposite second surface, a plurality of triangular pyramidal micro-depressions formed in the first surface, and a plurality of elongated arc-shaped depressions formed in the second surface. A backlight module using the present optical plate is also provided. | 2010-01-07 |
20100002463 | DISPLAY APPARATUS OF PORTABLE TERMINAL - A display apparatus of a portable terminal are provided that includes a light source for generating and outputting internal light; a display device for receiving the internal light from the light source through its one side and refracting the incident internal light to its upper side; and a display mirror layer. The display mirror layer includes a half mirror layer for receiving the internal light refracted by the display device and allowing it to pass therethrough to the outside; and a flange mirror layer for receiving the internal light from the light source and reflecting it. The display apparatus is configured in such a way that a display mirror layer is placed between the display device and the display window, so that it can enhance the clarity of images displayed on the display area and improve the appearance of the portable terminal. | 2010-01-07 |
20100002464 | LIGHT EMITTING DIODE LAMP - An exemplary light emitting diode (LED) lamp includes a substrate, a plurality of LED chips mounted on the substrate, a lens, and a plurality of reflecting layers. The lens, above the LED chips, has a plurality of first protruding strips and a second protruding strip on a top thereof. Each of the first protruding strips includes a side surface angled with respect to the substrate and a vertical side surface perpendicular to the substrate. The second protruding strip includes two side surfaces, each angled with respect to the substrate. The reflecting layers are formed on the angled side surfaces of the first protruding strips and the second protruding strip, respectively. | 2010-01-07 |
20100002465 | LIGHT EMITTING DIODE DEVICE AND BACKLIGHT MODULE USING THE SAME - A light emitting diode (LED) device comprises a substrate, an LED chip and an encapsulation body. The LED chip is mounted on the substrate, and the encapsulation body is overlaid on the LED chip and the substrate. The encapsulation body includes a light output surface. The light output surface can uniformly diffuse emission light over a wide angle in a first direction and concentrate the emission light in a second direction perpendicular to the first direction. | 2010-01-07 |
20100002466 | LIGHT GUIDE PLATE AND BACKLIGHT UNIT HAVING SAME - In a light guide plate and a backlight unit, a light guide plate includes a light incident surface, an opposite surface, a top surface, a bottom surface, and a plurality of optical path changing units. The optical path changing units are aligned on at least the bottom surface of the top surface and the bottom surface at a predetermined interval while protruding in parallel to a reference line perpendicular to the light incident surface. Accordingly, power consumption used to generate the light may be reduced. | 2010-01-07 |
20100002467 | Light Guide Plate and Backlight Module Using the Light Guide Plate - A backlight module of the present invention includes a light source unit and a light guide plate. The light guide plate has a light incident surface, and the light emitting unit is disposed corresponding to the light incident surface to provide a light incident on the light guide plate. The light marches in the light guide plate and provides a uniform lighting effect. A plurality of microstructures is disposed on the light incident surface, and each of the microstructure has a microstructure depth. The light guide plate has a plate thickness. The ratio of the microstructure depth to the plate thickness is substantially between 0.003 and 0.0625. | 2010-01-07 |
20100002468 | Luminance enhancement film having a substrate incorporating dispersed particles for diffusion - A luminance enhancement film having a built-in light diffusing structure. The support substrate incorporates a dispersion of particles for light diffusion. In accordance with the present invention, a separate particle layer is not required in addition to the support substrate layer. The particles are integrated in the unitary support substrate layer. In one aspect of the present invention, the particles are dispersed near at least one of the planar surfaces of the support substrate (i.e., the light input surface light output surface or both of the support substrate. All the particles may be embedded below the surface of the support substrate, or some of the particles may protrude above the surface of the support substrate. In one embodiment of the present invention, the support substrate contains particles that are dispersed only close to its surface and form protrusions at the surface (i.e., the particle dispersed surface is not smooth). | 2010-01-07 |
20100002469 | CONTROL CIRCUIT FOR A BUCK POWER FACTOR CORRECTION STAGE - This invention relates to a control circuit for a buck power factor correction (PFC) stage. Buck PFC stages are commonly used in low cost, high efficiency power converters. These buck PFC stages are typically controlled using a very slow control loop with a crossover frequency of the order of 10 to 20 Hz. However, such a slow response is unsuitable for applications requiring overvoltage protection. The present invention overcomes the problems with the known control circuits for buck PFC stages by implementing a two stage control circuit having a fast outer loop control circuit and a slow inner loop control circuit. The fast outer loop control circuit is in operation during low load conditions and the slow inner loop control circuit is only active under load. | 2010-01-07 |
20100002470 | METHOD FOR MAXIMUM POWER POINT TRACKING OF PHOTOVOLTAIC CELLS BY POWER CONVERTERS AND POWER COMBINERS - This invention relates to a method for Maximum Power Point Tracking (MPPT) a photovoltaic cell by a power converter that provides an output current at voltages useful to operate electronics or charge batteries. This invention also relates to a method for Maximum Power Point Tracking (MPPT) multiple photovoltaic cells by a power combiner that combines the output of the multiple photovoltaic cells into a single output. The power combiner is comprised of multiple power converters, one for each photovoltaic cell. Each power converter used in these methods has an input-regulating element that has an output wave form with a characteristic that is related to the photovoltaic cell voltage and current. As a result only the photovoltaic cell voltage is directly measured in these methods and the photovoltaic cell current is determined indirectly. | 2010-01-07 |
20100002471 | PHASE SHIFT FULL BRIDGE CONVERTER WITH REDUCED CURRENT STRESS - A phase shift full bridge converter with a reduced current stress includes: a switching unit that switches an input voltage; a transformer that includes a first capacitor serially connected to, and having a primary side and a secondary side; an auxiliary circuit unit that includes a first switch, a second switch, and a second capacitor, which are connected in parallel to the secondary side of the transformer; and a rectification unit that is connected to the auxiliary circuit unit, with an output inductor being removed. | 2010-01-07 |
20100002472 | System and method for switch mode power supply delay compensation - A delay applied to a turn-on time for a high side switch in a switch mode power converter prevents oscillation between continuous and discontinuous conduction modes under light load conditions. The delay equalizes turn-on time for a high side switch with respect to continuous and discontinuous modes, so that turn-on time is not treated differently between the different modes. The delay value can be set for be equivalent to a propagation delay through a driver for a low side switch, in addition to a turn-off time for the low side switch. The addition of the delay element tends to maintain the switch mode power converter in a discontinuous mode under light load conditions and avoids oscillation between discontinuous and continuous conduction modes. | 2010-01-07 |
20100002473 | Multiple-Output Dual-Polarity DC/DC Converters and Voltage Regulators - A multi-output dual polarity inductive boost converter includes an inductor, a first output node, a second output node, and a switching network, the switching network configured to provide the following modes of circuit operation: a first mode where the positive electrode of the inductor is connected to an input voltage and the negative electrode of the inductor is connected to ground; 2) a second mode the negative electrode of the inductor is connected to ground and the positive electrode of the inductor is connected in sequence to one or more of the fourth and fifth output nodes; and 3) a third mode where the positive electrode of the inductor is connected to the input voltage and the negative electrode of the inductor is connected in sequence to one or more of the first, second and third output nodes. | 2010-01-07 |
20100002474 | SWITCH CONTROL DEVICE AND CONVERTER INCLUDING THE SAME - The present invention relates to a switch controller and a converter having the same. The converter according to the present invention includes a power transfer device that transmits input power to an output terminal as output power, a power switch connected to a first end of the power transfer device and that controls power transmission of the power transfer device, and a switch controller that controls switching operation of the power switch. The switch controller receives an output voltage detection signal corresponding to an output voltage according to the power transmitted from the power transfer device, generates a duty control signal corresponding to a difference between the output voltage detection signal and a reference signal for controlling the output voltage, and determines turn-on/off of the power switch by using the duty control signal, and a DC gain of a feedback transfer function between the reference signal and the output voltage has a constant value. | 2010-01-07 |
20100002475 | LOW VOLTAGE RIDE THROUGH - A system for connecting a wind turbine generator to a utility power network includes a first power converter that converts an AC signal from the wind turbine generator to a DC signal and supplies a controlled amount of reactive current to the wind turbine generator. The system also includes a second power converter, connected in series with the first converter, which converts the DC signal from the first power converter to a line-side AC signal and supplies a controlled amount of current to the utility power network. A power dissipation element is coupled to the first and second power converters for dissipating power from the first power converter. | 2010-01-07 |
20100002476 | APPARATUS AND METHOD FOR SHAPING AN INPUT SIGNAL TO EFFECT A DESIRED OUTPUT SIGNAL - An apparatus for shaping a varying input voltage signal received at an input locus to effect a desired varying output voltage signal at an output locus includes: (a) at least one energy transferring unit coupled with the input locus and with the output locus; and (b) at least one energy storing unit coupled with the at least one energy transferring unit. The at least one energy transferring unit presents at least one predetermined range of the input voltage signal at the output locus. The at least one energy transferring unit cooperates with the at least one energy storing unit to store energy in the at least one energy storing unit and to present energy from the at least one energy storing unit at the output locus when the input voltage signal is not presented at the output locus. | 2010-01-07 |
20100002477 | MULTI-PHASE VOLTAGE CONVERTING DEVICE, VEHICLE AND CONTROL METHOD OF MULTI-PHASE VOLTAGE CONVERTING DEVICE - A multi-phase voltage converting device includes voltage converters each performing voltage conversion based on a control period selected from among a plurality of predetermined control periods, and a control device indicating the control period to the voltage converters. The control device updates the control period of voltage converters in a predetermined period related commonly to the plurality of control periods. The update period is a least common multiple of the plurality of control periods. The plurality of voltage converters are n in number, and the control device successively updates the control periods for the plurality of voltage converters with a time difference equal to 1/n of the update period. Thereby, the multi-phase voltage converting device suppressing output voltage ripples can be provided. | 2010-01-07 |
20100002478 | SYSTEM TO IMPROVE A VOLTAGE MULTIPLIER AND ASSOCIATED METHODS - A system to improve a voltage multiplier may include a voltage multiplier circuit, and a capacitor carried by the multiplier circuit. The system may also include a transistor to charge an up voltage of the capacitor. | 2010-01-07 |
20100002479 | Power supply device with power factor correction and (startup) current limitation - A power supply device, particularly for an airplane, has a control unit that is provided to match a current path to a voltage curve. An embodiment relates to a rectifier with power factor correction in the form of a step-up converter with switchable (startup) current limitation. | 2010-01-07 |
20100002480 | Constant current and voltage controller in a three-pin package operating in critical conduction mode - A self-oscillating flyback converter includes a controller integrated circuit housed in a 3-pin package. A switch control terminal is coupled to the base of an inductor switch that controls the current through a primary inductor of the converter. The controller IC adjusts the on time of the switch such that output current remains constant in constant current mode and output voltage remains constant in constant voltage mode. A signal received on a switch control terminal turns the switch off and provides an indication of the output current when the switch is on. A signal received on a feedback terminal powers the controller IC and provides an indication of the output voltage when the switch is off. The controller IC is grounded through a ground terminal. The flyback converter transitions from critical conduction mode to discontinuous conduction mode at light loads to prevent its efficiency from deteriorating at high switching frequencies. | 2010-01-07 |
20100002481 | CONTENT ADDRESSABLE MEMORY USING PHASE CHANGE DEVICES - Content addressable memory device utilizing phase change devices. An aspect of the content addressable memory device is the use of a comparatively lower power search-line access element and a comparatively higher power word-line access element. The word-line access element is only utilized during write operations and the search-line access element is only utilized during search operations. The word-line access element being electrically coupled to a second end of a phase change memory element and a word-line. The search-line access element also being electrically coupled to the second end of the phase change memory element and a search-line. The search-line being electrically coupled to a match-line. A bit-line is electrically coupled to a first end of the phase change memory element. Additionally, a complementary set of access elements, a complementary phase change memory element, a complementary search-line, and a complementary bit-line are also included in the content addressable memory device. | 2010-01-07 |
20100002482 | MEMORY DEVICE AND METHOD - A content addressable memory includes a first plurality of search lines, a second plurality of search lines, a first match line, and a storage location. Each search line of the first plurality of search lines receives a corresponding high voltage level or low voltage level during a match detect operation, and each search line of the second plurality of search lines to receive a corresponding high voltage level or low voltage level during the match detect operation. The storage location of the content addressable memory includes a plurality of CAM cells, each CAM cell a first thyristor and second thyristor. | 2010-01-07 |
20100002483 | Range checking content addressable memory array - A disclosed embodiment is a range checking CAM array comprising a plurality of words, where each of the plurality of words comprises a plurality of bound check cells. Each of the plurality of bound check cells outputs a corresponding plurality of match signals and a corresponding plurality of bound check signals. The corresponding plurality of match signals and corresponding plurality of bound check signals are combined to produce a range check output indicating whether data on a data input bus is within a target range. The plurality of bound check cells may be coupled to form at least one cascade of bound check cells, where each cascade of bound check cells may be terminated at a ripple logic. The CAM array produces a final range check output based on the corresponding plurality of match signals and the corresponding plurality of bound check signals. | 2010-01-07 |
20100002484 | Content addressable memory array with an invalidate feature - A disclosed embodiment is a CAM (content addressable memory) array with an invalidate feature, the CAM array includes a plurality of words, where each of the plurality of words includes a respective invalidate circuit. Each respective invalidate circuit is configured to invalidate stored data in each corresponding plurality of words if compare data on a data input bus uniquely identifies, i.e. matches, the stored data. Each of the plurality of words is coupled to the data input bus. In one embodiment, each invalidate circuit includes a memory cell which stores a valid bit to configure the invalidate circuit to invalidate the stored data in a respective word. Each of the plurality of words further includes a respective plurality of CAM cells, which store the stored data. Each CAM cell outputs a match signal that is coupled to a latch. The match signals are also coupled to corresponding invalidate circuits. | 2010-01-07 |
20100002485 | CONFIGURABLE INPUTS AND OUTPUTS FOR MEMORY STACKING SYSTEM AND METHOD - Embodiments of the present invention relate to configurable inputs and/or outputs for memory and memory stacking applications. More specifically, embodiments of the present invention include memory devices that include a die having a circuit configured for enablement by a particular signal, an input pin configured to receive the particular signal, and a path selector configured to selectively designate a signal path to the circuit from the input pin. | 2010-01-07 |
20100002486 | MAGNETIC SHIFT REGISTER MEMORY DEVICE - In one embodiment, the invention is a magnetic shift register memory device. One embodiment of a memory cell includes a magnetic column including a plurality of magnetic domains, a reader coupled to the magnetic column, for reading data from the magnetic domains, a temporary memory for storing data read from the magnetic domains, and a writer coupled to the magnetic column, for writing data in the temporary memory to the magnetic domains. | 2010-01-07 |
20100002487 | THREE-DIMENSIONAL MAGNETIC MEMORY - Magnetic memories and methods are disclosed. A magnetic memory as described herein includes a plurality of stacked data storage layers to form a three-dimensional magnetic memory. Bits may be written to a data storage layer in the form of magnetic domains. The bits can then be transferred between the stacked data storage layers by heating a neighboring data storage layer, which allows the magnetic fields from the magnetic domains to imprint the magnetic domains in the neighboring data storage layer. By imprinting the magnetic domains into the neighboring data storage layer, the bits are copied from one data storage layer to another. | 2010-01-07 |
20100002488 | F-SRAM Margin Screen - A process of testing an integrated circuit containing a programmable data storage component containing at least two ferroelectric capacitors coupled to complementary state nodes that includes applying a disturb voltage prior to a recall operation. Also, a process of testing an integrated circuit containing a programmable data storage component containing at least two ferroelectric capacitors coupled to complementary state nodes that includes adjusting a disturb voltage and determining if a screening data value and a read data value meet a criterion for determining a limiting disturb voltage. | 2010-01-07 |
20100002489 | PASSIVE MATRIX-ADDRESSABLE MEMORY APPARATUS - Disclosed is a passive matrix-addressable memory apparatus. The passive matrix-addressable memory apparatus comprises: a plurality of first electrode lines horizontally arranged with respect to each other; a plurality of second electrode lines disposed orthogonal to the plurality of first electrode lines to be horizontally arranged with respect to each other; a memory unit formed between the plurality of first electrode lines and the plurality of second electrode lines, and containing an electrically polarizable material exhibiting hysteresis; and a switch unit. The switch unit comprises: first electrodes of a cantilever structure respectively formed between the memory unit and the plurality of first electrode lines to be electrically connected to the plurality of first electrode lines; and second electrodes electrically connected to the memory unit to be spaced apart from the first electrodes to face the first electrodes. | 2010-01-07 |
20100002490 | ELECTRIC ELEMENT, MEMORY DEVICE, AND SEMICONDUCTOR INTEGRATED CIRCUIT - An electric element includes: a first electrode; a second electrode; and a variable-resistance film connected between the first electrode and the second electrode. The variable-resistance film includes Fe | 2010-01-07 |
20100002491 | RESISTANCE RAM HAVING OXIDE LAYER AND SOLID ELECTROLYTE LAYER, AND METHOD FOR OPERATING THE SAME - A resistance RAM that is provided with an oxide layer and a solid electrolyte layer, and a method for operating the same are provided. The resistance RAM comprises a first electrode, an oxide layer that is formed on the first electrode, a solid electrolyte layer that is disposed on the oxide layer, and a second electrode that is disposed on the solid electrolyte layer. The method comprises the step of forming a conductive tip in the oxide layer by applying reference voltage to any one of the electrodes of the resistance RAM, applying foaming voltage to the remain one, such that the oxide layer is electrically broken. A conductive filament is formed in the solid electrolyte layer by applying a positive voltage to the second electrode on the basis of the voltage that is applied to the first electrode. The conductive filament that is formed in the solid electrolyte layer is removed by applying a negative voltage to the second electrode on the basis of the voltage that is applied to the first electrode. | 2010-01-07 |
20100002492 | RESISTANCE CHANGE MEMORY - A resistance change type memory includes a first device region and first and second bit lines provided above the first device region and along a first direction. First and second resistance change elements are connected to the first and second bit lines, respectively. A first transistor is serially connected to both the first and second resistance change elements, formed in the first device region, and has a first gate electrode extending along a second direction which intersects with the first direction. The first gate electrode has a gate width equal to a width in the second direction of the first device region. | 2010-01-07 |
20100002493 | SEMICONDUCTOR STORAGE DEVICE - A precharge circuit precharges a bit line paired with the bit line to which the selected one of the memory cells is connected, by applying to the former bit line an external reference voltage for comparison with a voltage in the bit line caused by selection of the memory cell. A precharge assist circuit, which is connected to the former bit line in parallel with the precharge circuit, charges the bit line to a predetermined potential by using a power supply voltage. A sense amplifier, which is connected to the pair of bit lines, senses and amplifies a potential of a bit line that is connected to a memory cell selected by word lines. | 2010-01-07 |
20100002494 | Memory Device with Memory Cell Including MuGFET and FIN Capacitor - One embodiment of the present invention relates to a memory cell. The memory cell includes a multi-gate field effect transistor associated with a first region of a semiconductor fin. The memory cell also includes a fin capacitor coupled to a drain of the multi-gate field effect transistor and associated with a second region of the semiconductor fin, where the fin capacitor has an approximately degenerate doping concentration in the second region. Other devices and methods are also disclosed. | 2010-01-07 |
20100002495 | Column Selectable Self-Biasing Virtual Voltages for SRAM Write Assist - A static random access memory decoder circuit includes a first cell supply line coupled to provide a first column of memory cells a first cell supply voltage and a second cell supply line coupled to provide a first column of memory cells a first cell supply voltage. The decoder circuit further includes a write assist circuit having a first threshold transistor coupled to the first cell supply line and a second threshold transistor coupled to the second cell supply line. In response to a write assist signal, the write assist circuit connects one of the first and second cell supply lines selected by control circuitry to an associated one of the first and second threshold transistors, such that a cell supply voltage of the selected one of the first and second cell supply lines is reduced toward the threshold voltage of the threshold transistor. | 2010-01-07 |
20100002496 | SEMICONDUCTOR MEMORY DEVICE - The semiconductor memory device includes: an inverter pair of a cross-coupled first and second inverters; a first transfer transistor including a front gate and a back gate connected to a first node to which an output terminal of the first inverter and an input terminal of the second inverter are connected; a second transfer transistor including a front gate and a back gate connected to a second node to which an output terminal of the second inverter and an input terminal of the first inverter are connected; a driver transistor whose gate is connected to the second node; and a read transistor including a front gate, a back gate connected to the second node, and a current path whose one end is connected to one end of a current path of the driver transistor. | 2010-01-07 |
20100002497 | SPACE AND PROCESS EFFICIENT MRAM - Embodiments of a magnetoresistive random access memory (MRAM) array include multiple transistors having source and drain regions, and multiple substantially planar MRAM bits. The MRAM bits have upper and lower electrodes and intervening magnetics layers. The lower electrodes of at least some of the MRAM bits are formed substantially directly on at least some of the source or drain regions without an intervening via. Embodiments of an MRAM array also include a first conductive interconnect layer above and in electrical contact with the upper electrodes of at least some of the MRAM bits, with no metal layers intervening between the upper electrodes and the first conductive interconnect layer. | 2010-01-07 |
20100002498 | INTEGRATED CIRCUIT FOR PROGRAMMING A MEMORY CELL - An integrated circuit includes an array of resistance changing memory cells. The array includes a first portion. The integrated circuit includes a circuit configured to apply a set pulse having a first pulse width to a first memory cell in the first portion to set the first memory cell. The first pulse width is based on a predetermined error percentage for the first portion. | 2010-01-07 |
20100002499 | PHASE CHANGE MEMORY PROGRAMMING METHOD WITHOUT RESET OVER-WRITE - A method for programming a phase change memory device that avoids RESET overwrite. The method partially comprised of applying a reset write current pulse through the phase change memory element such that the reset write current pulse produces a voltage drop across the phase change memory element less than a reset threshold voltage and greater than a set threshold voltage. The reset write current pulse writing a RESET state to the phase change memory cell. The method additionally comprised of applying a set write current pulse through the phase change memory element such that the set write current pulse produces a voltage drop across the phase change memory element that is equal to or greater than the reset threshold voltage. The set write current pulse writing a SET state to the phase change memory cell. | 2010-01-07 |
20100002500 | Read Reference Circuit for a Sense Amplifier Within a Chalcogenide Memory Device - A read reference circuit for a sense amplifier within a chalcogenide memory device is disclosed. The read reference circuit provides a reference voltage level to the sense amplifier for distinguishing between a logical “0” state and a logical “1” state within a chalcogenide memory cell. In conjunction with a precharge circuit, the read reference circuit generates a selectable read reference current to the sense amplifier in order to detect the logical state of the chalcogenide memory cell. The precharge circuit precharges the bitlines of the chalcogenide memory cell before the sense amplifier detects the logical state of the chalcogenide memory cell. | 2010-01-07 |
20100002501 | MRAM Device Structure Employing Thermally-Assisted Write Operations and Thermally-Unassisted Self-Referencing Operations - A thermally-assisted MRAM structure which is programmable at a writing mode operating temperature is presented and includes an anti-ferromagnet, an artificial anti-ferromagnet, a barrier layer, and a free magnetic layer. The anti-ferromagnet is composed of a material having a blocking temperature T | 2010-01-07 |
20100002502 | MEMORY DEVICE AND METHOD OF REFRESHING - A content addressable memory includes a first plurality of search lines, a second plurality of search lines, a first match line, and a storage location. Each search line of the first plurality of search lines receives a corresponding high voltage level or low voltage level during a match detect operation, and each search line of the second plurality of search lines to receive a corresponding high voltage level or low voltage level during the match detect operation. The storage location of the content addressable memory includes a plurality of CAM cells, each CAM cell a first thyristor and second thyristor. | 2010-01-07 |
20100002503 | Integrated Circuits and Methods for Operating the Same Using a Plurality of Buffer Circuits in an Access Operation - In an embodiment, an integrated circuit having a memory cell arrangement is provided. The memory cell arrangement may include a plurality of multiple bit information storing memory cells, a plurality of buffer circuits, each buffer circuit being coupled to at least one multiple bit information storing memory cell of the plurality of multiple bit information storing memory cells, and a controller configured to control an access operation to access at least one multiple bit information storing memory cell using the buffer circuit coupled to the at least one multiple bit information storing memory cell to be accessed, and a buffer circuit of at least one other multiple bit information storing memory cell being coupled to at least one other multiple bit information storing memory cell. | 2010-01-07 |