| 05th week of 2011 patent applcation highlights part 27 |
| Patent application number | Title | Published |
|---|
| 20110026212 | PORTABLE DISPLAY DEVICE - The present invention is directed to a portable display device. The display device comprises at least two panel housings for receiving display elements, respectively, means for foldable connecting the panel housings, a connection cable for connecting the circuits of the display elements provided at the panel housings and a cover for covering the connection cable not to be exposed. Accordingly, the flexible and weak connection cable may be protected. | 2011-02-03 |
| 20110026213 | MEMORY CARD WITH SATA CONNECTER - A memory card with a SATA connecter includes a SATA connector, a memory module, a controller, and a power control circuit. The SATA connector of the memory card is used for being connected with an electronic device. The SATA connector includes nine pins for receiving electric power, identifying a SATA interface signal, transmitting the SATA interface signal, and being connected with ground. The controller is electrically connected with the SATA connector and the memory module to control the data transmission between the memory card and the electronic device. The power control circuit is electrically connected with the connector, the memory module, and the controller to provide the electric power needed by the memory card. | 2011-02-03 |
| 20110026214 | STORAGE DEVICE - According to one embodiment, a storage device includes a multilayer wiring board; an internal circuit formed to include a memory device mounted on the multilayer wiring board; a plurality of connector terminals formed on the multilayer wiring board and used for connection to an external apparatus; and a plurality of connector pads formed on the multilayer wiring board and configured to connect wires in the internal circuit and the connector terminals, a connector pad for signals among the connector pads including a micro-strip line including a signal conductor pattern conductor on a surface layer and an internal layer ground conductor. The micro-strip line is formed by patterning a plurality of internal layer ground conductors such that the internal layer ground conductor is set as a target of the signal conductor pattern conductor on the surface layer. | 2011-02-03 |
| 20110026215 | SERVER MODULE - A server module includes a tray, a motherboard installed in the tray, and at least one storage device. The tray includes a port erected from a rear end of the tray, a roomage inwardly and concavely disposed on an edge of the motherboard and proximate to the port, and a socket disposed at an edge of the roomage and opposite to the port for connecting the insert roomage of the storage device, such that the storage device is disposed onto the roomage of the motherboard, and the motherboard can be used for expanding the storage device directly. | 2011-02-03 |
| 20110026216 | ALL-IN-ONE COMPUTER - An all-in-one computer includes a hard disk drive (HDD), a main body, a cover, and a fasten member. The main body defines a receiving space to receive the HDD, and a fasten hole. The receiving space is bounded by a number of walls. A first raised edge protrudes from the number of walls in the receiving space. The cover includes a board, a first hook, and a mounting piece defining a through hole. The board includes opposite first and second ends. The first hook extends from the first end. The mounting piece extends from the second end. When the cover is mounted to the main body, the first hook snappingly hooks an inner side of the first raised edge, the board is stopped by the first raised edge, and the fasten member can extend through the through hole and engage in the fasten hole. | 2011-02-03 |
| 20110026217 | COMPUTER SYSTEM EXPANSION DEVICE ADAPTABLE FOR INTERNAL AND EXTERNAL USE - Systems and apparatus for providing supplemental functionality to a computer system with an expansion card adaptable for both internal and external coupling to the computer system. An expansion card has a bracket for internally coupling to a host computer and a housing for external coupling to a host computer. The expansion card may receive power from the host computer via an edge connector when internally coupled and through a power adapter via a power port when externally coupled. The expansion card may further receive data from the host computer via the edge connector when internally coupled and through an external bus when externally coupled. When externally coupled, the expansion card is mounted within a housing that may be mounted to an outside surface of a computer rack to preserve space within the rack. | 2011-02-03 |
| 20110026218 | THERMAL MANAGEMENT OF BATTERIES USING SYNTHETIC JETS - A thermally managed power source ( | 2011-02-03 |
| 20110026219 | HEAT TRANSFER SYSTEMS AND METHODS - A heat transfer system is provided. The system includes a heat sink disposed proximate a first circuit. An air mover is adapted to provide airflow, and at least a portion of the airflow can flow through the heat sink along a flow path having a path length. A first portion of the airflow flows along the entire path length through the heat sink. A remaining portion of the airflow exits the heat sink prior to flowing the entire path length. | 2011-02-03 |
| 20110026220 | PROVIDING COOLING TO A COMPUTER SYSTEM VIA A PEDESTAL HAVING A COOLING FAN - A computer system detects that it is coupled to a pedestal having a cooling fan. The computer system signals the cooling fan of the pedestal to operate, and signals cooling fans within the computer system to operate at lower rotational speeds having lower acoustic levels. | 2011-02-03 |
| 20110026221 | FAN FOR COMPUTER ELEMENT IN THE SERVICE POSITION - A system comprises a computer element ( | 2011-02-03 |
| 20110026222 | COMPUTER SYSTEM WITH DETACHABLE FRONT COVER - A computer system includes a casing with a front end and a back end, a first opening formed on the front end of the casing, a second opening formed on the back end of the casing and an electronic component with connecting ports. The connecting ports of the peripheral electronic component expose from one of the first opening and the second opening. | 2011-02-03 |
| 20110026223 | ELECTRONIC APPARATUS - An electronic apparatus has a case having a bottom wall in which a first vent is formed and a circumferential wall connected to a perimeter of the bottom wall; a printed circuit board housed in the case; an electronic component which is mounted on the printed circuit board and generates heat when powered; a fan which has an air outlet and sends out a wind through the air outlet in such a direction that the wind goes away from a rotation axis of a rotor; a heat radiation member opposed to the first vent and the air outlet of the fan; and a heat pipe which is disposed between an associated part of the circumferential wall and the heat radiation member and transmits heat generated by the electronic component from the electronic component to the heat radiation member. | 2011-02-03 |
| 20110026224 | DISPLAY DEVICE - An air duct plate is provided on the back of a substrate on the surface of which a light emitting element group for display as well as an integrated circuit are disposed; a fan acts to send an air into a space surrounded by a case body extending over and around the air duct plate and the air duct plate; and a plurality of openings acting to blow a cooling air having been generated by the fan to a predetermined portion on the side of the substrate are formed in the air duct plate. | 2011-02-03 |
| 20110026225 | Method and Apparatus for Liquid Cooling Computer Equipment - A cooling system for cooling computer component with a liquid provided at atmospheric pressure, or low pressure, that flows through channel defined in the computer component. The liquid is pumped from a reservoir to a discharge port, or weir, that is located above the computer component. The liquid flows through an in-feed manifold to diverters that direct the liquid into in-feed tanks located above a row of the computer component. The liquid flows through the channels and flow control orifices to a drain that returns the liquid to the reservoir. | 2011-02-03 |
| 20110026226 | VEHICULAR ELECTRONICS ASSEMBLY - An electronics assembly for use in a vehicle is provided. The assembly comprises a heat sink, a dam coupled to the heat sink, the dam and the heat sink combining to form a reservoir, an electronic component positioned within the reservoir, and a thermally conductive layer conformally molded to the electronic component and disposed between the electronic component and the heat sink. | 2011-02-03 |
| 20110026227 | FREQUENCY CONVERTER ON A MOTOR - A frequency converter includes a housing, which is designed and envisaged for the peripheral assembly on an electric motor. The base of the housing is provided in the middle region on the outside with longitudinal ribs and is connected to heat-producing components of the power circuit of the frequency converter, is provided in outer regions with cooling ribs which are arranged on the outside transversely or obliquely to the longitudinal ribs, and on the inside is connected in a heat-conducting manner to heat-producing components of the input circuit and/or output circuit. | 2011-02-03 |
| 20110026228 | Retractable Circuit Board Guide And Bracket - A circuit board guide and bracket apparatus includes a first member collapsibly attached to a second member. The first member is attachable to a planar member in a chassis. The second member guides a circuit board being mounted into a connector on the planar member and supports the board subsequent to being mounted. | 2011-02-03 |
| 20110026229 | ELECTRONIC DEVICE HAVING CUSHIONING MEMBER - An electronic device includes a casing, a circuit board and a cushioning member. The circuit board is disposed within the casing. The cushioning member is disposed within the casing and includes a sustaining element and a supporting element. The sustaining element is supported by the supporting element and disposed on the circuit board. When the casing is subject to an impact, the sustaining element is sustained against the casing to prevent from fracture of the casing. | 2011-02-03 |
| 20110026230 | ELECTRONIC APPARATUS - According to one embodiment, an electronic apparatus includes a housing, a printed wiring board accommodated in the housing, and a circuit component electrically connected to the printed wiring board, the circuit component including an outer peripheral surface. The printed wiring board includes an outer peripheral edge, at least a pair of edge portions extending in mutually crossing directions, the pair of edge portions being opposed to the outer peripheral surface of the circuit component and being located inside the outer peripheral edge, and a projection portion located between the pair of edge portions and projecting toward the circuit component. | 2011-02-03 |
| 20110026231 | HOUSING FOR ELECTRICAL COMPONENTS - A housing for electrical components is provided. The housing may include a mouth portion to cooperate with a circuit board in an assembled condition wherein said circuit board is applied against said mouth portion of the housing. The housing may include at least one spring formation located at said mouth portion to cooperate with said circuit board to elastically urge said circuit board away from said mouth portion, and at least one hook-like formation extending from said mouth portion distally of said housing, said hook-like formation adapted to cooperate with said circuit board to retain said circuit board assembled to said housing against the force exerted by said spring formation. | 2011-02-03 |
| 20110026232 | SYSTEM-IN PACKAGES - System-in packages, or multichip modules, are described which can include multi-layer chips and multi-layer dummy substrates over a carrier, multiple through vias blindly or completely through the multi-layer chips and completely through the multi-layer dummy substrates, multiple metal plugs in the through vias, and multiple metal interconnects, connected to the metal plugs, between the multi-layer chips. The multi-layer chips can be connected to each other or to an external circuit or structure, such as mother board, ball grid array (BGA) substrate, printed circuit board, metal substrate, glass substrate, or ceramic substrate, through the metal plugs and the metal interconnects. | 2011-02-03 |
| 20110026233 | Apparatus and method for manufacturing elastic cable and electronic device using the same - Disclosed herein is an apparatus for manufacturing an elastic cable including conductor tracks arranged in a zigzag shape between elastic films. The apparatus may include a conductor track supplying unit to supply at least one conductor track, an aligning unit to align the at least one conductor track supplied from the conductor track supplying unit, a film supplying unit to supply elastic films such that the at least one conductor track is surrounded by the elastic films, and a thermal lamination roller unit to thermally laminate the at least one conductor track arranged between the elastic films, wherein the aligning unit is reciprocally movable to arrange the at least one conductor track in a zigzag shape between the elastic films when the at least one conductor track is supplied to the thermal lamination roller unit. | 2011-02-03 |
| 20110026234 | Printed circuit board and electro application - A printed circuit board and an electronic product are disclosed. In accordance with an embodiment of the present invention, the printed circuit board includes a first board, which has an electronic component mounted thereon, and a second board, which is positioned on an upper side of the first board and covers at least a portion of an upper surface of the first board and in which an EBG structure is inserted into the second board such that a noise radiating upwards from the first board is shielded. Thus, the printed circuit board can readily absorb various frequencies, be easily applied without any antenna effect and be cost-effective in manufacturing. | 2011-02-03 |
| 20110026235 | Apparatus And Method For Retaining Circuit Boards - Apparatus for retaining a plurality of circuit boards includes a chassis that defines an array of mounting surfaces. Each mounting surface is configured to receive a bracket attached to one of the plural circuit boards. A retention bar is hingingly attached to the chassis at a first axis oriented transversely to the array. A lever is configured to rotate the bar about the first axis from an open position in which the brackets may be engaged with the mounting surfaces, to a closed position in which the bar retains the brackets against the mounting surfaces. An arm is configured to hinge at a second axis and to actuate the lever as the arm is rotated about the second axis. | 2011-02-03 |
| 20110026236 | GLASS LAMINATE, DISPLAY PANEL WITH SUPPORT, METHOD FOR PRODUCING GLASS LAMINATE AND METHOD FOR MANUFACTURING DISPLAY PANEL WITH SUPPORT - Disclosed is a glass laminate comprising a thin glass substrate having a first main surface and a second main surface, a supporting glass substrate having a first main surface and a second main surface, and a resin layer and an outer frame layer arranged between the thin glass substrate and the supporting glass substrate. The resin layer is fixed to the first main surface of the supporting glass substrate and is in close contact with the first main surface of the thin glass substrate, while having easy releasability from the first main surface of the thin glass substrate. The outer frame layer surrounds the resin layer on the first main surface of the supporting glass substrate so that the outside air does not come into contact with the resin layer. | 2011-02-03 |
| 20110026237 | MULTI-PURPOSE MOUNTING DEVICES FOR MOUNTING ELECTRICAL PACKAGES TO AIRBORNE OBJECTS - Embodiments of a multi-purpose mounting device for mounting an electrical device to a structure coupled to an airborne object are provided. In one embodiment, the multi-purpose mounting device includes an adapter member and a slide member coupled to the adapter member. The slide member is radially spaced apart from the adapter member to form an open slot, which is configured to receive a portion of the external structural therein to secure the multi-purpose mounting device to the airborne object. A first mounting surface is provided on one of the adapter member and the slide member and configured to support the electrical device. | 2011-02-03 |
| 20110026238 | LIGHTING DEVICE - Disclosed is a lighting device. The lighting device includes a plurality of lighting units including a housing, a light emitting module installed in the housing, and a coupling part having a fixing section coupled on the housing and a protrusion section horizontally protruding from an upper end of the fixing section; and a bracket having an insertion groove slidably coupled with the protrusion section of the coupling part to assemble the lighting units with each other. | 2011-02-03 |
| 20110026239 | BACKLIGHT UNIT AND DISPLAY APPARATUS INCLUDING THE SAME - A back-light unit including a plurality of substrates, a plurality of light sources respectively disposed on the plurality of substrates and configured to emit light, and N (N≧2) light guide panels respectively disposed adjacent to the plurality of light sources, a corresponding light guide panel including a light incidence part having a light incidence surface for receiving light emitted from a corresponding light source, and a light emission part for emitting the received incident light. Further, the corresponding light guide panel includes protruding surface patterns protruding from an upper surface the light emission part. | 2011-02-03 |
| 20110026240 | OPTICAL ELEMENT LAMINATE AND MANUFACTURING METHOD THEREOF, BACKLIGHT, AND LIQUID CRYSTAL DISPLAY DEVICE - An optical element laminate is provided which, while an increase in thickness of a liquid crystal display device is suppressed, improves insufficient rigidity of an optical element and, in addition, which does not degrade display characteristics of the liquid crystal display device. The optical element laminate includes a plate-shaped support member having a first primary surface and a second primary surface and an optical element which is laminated on at least one of the first primary surface and the second primary surface of the support member and, in addition, which has a film shape or a sheet shape. The periphery of the laminated optical element is at least bonded to facing two sides of the support member, the optical element and the support member are placed in close contact with each other, and a thickness t of the support member, a length L of the support member, and a tensile force F of the optical element satisfy the relational expression of 0≦F≦1.65×10 | 2011-02-03 |
| 20110026241 | BACKLIGHT UNIT - Provided is a backlight unit including a plurality of light emitting diodes (LEDs) that emit light; a plurality of LED modules having a printed circuit board (PCB) which supports and drives the plurality of LEDs; a plurality of optical sheets that are attached to the top surfaces of the respective LED modules; and a plurality of heat radiating pads that are attached to the rear surfaces of the respective LED modules. | 2011-02-03 |
| 20110026242 | BACKLIGHT PANEL EMPLOYING WHITE LIGHT EMITTING DIODE HAVING RED PHOSPHOR AND GREEN PHOSPHOR - Disclosed is a backlight panel employing a white light emitting diode. The white light emitting diode includes a blue light emitting diode chip and red and green phosphors positioned over the blue light emitting diode chip. Accordingly, since the backlighting can be performed using white light with distinct red, green and blue wavelengths, the color reproducibility can be enhanced. Further, since the white light can be implemented with a single light emitting diode, the manufacturing costs and thickness of the backlight panel can also be reduced. | 2011-02-03 |
| 20110026243 | BACKLIGHT UNIT AND DISPLAY DEVICE - A backlight unit according to an embodiment includes: a plurality of optical assemblies each including a light source generating light, a light guide plate having a first part through which light travels inside and a second part diffusing upward the light traveling inside through the first part; and a diffusion pattern selectively disposed at the portions corresponding to interfaces between the light guide plates on the optical assemblies. | 2011-02-03 |
| 20110026244 | Device for Allowing Hand Transport of a Jack-O-Latern - A transport device used to connect to a jack-o-lantern which serves to both provide for an illumination source and an easy manner in which to transport the jack-o-lantern when it is illuminated. There are also provided related systems and methods of use of the device. The result provides for a jack-o-lantern to be easily transported as a lantern or costume prop. | 2011-02-03 |
| 20110026245 | RETRO-FIT SYSTEM FOR NON-INSULATED CEILING CAN LIGHT FIXTURE - An improved ceiling light fixture reflector is presented where the reflector is completely sealed to prevent any heated air from escaping through the fixture or its surrounds. The reflector also prevents cooled air from air conditioning from escaping through the fixture apertures. This improved insulation of ceiling lighting fixtures helps to eliminate the conversion of snow into ice on the surface of roofs due to the escape of moist, heated air through the ceiling and then to the roof, where it freezes into ice and expands thereby cracking the roof | 2011-02-03 |
| 20110026246 | LED BASED LIGHT SOURCE - There is provided a light-emitting device ( | 2011-02-03 |
| 20110026247 | LED MODULE - An LED module includes an LED and an elongated lens. The lens includes a center axis, a concave incident face, and an opposite convex emitting face. The emitting face includes a portion with a curvature radius at any point along a first plane larger than a distance between the point and the LED, and larger than a curvature radius at a corresponding point of the incident face on the first plane. A curvature radius at any point of the portion of the emitting face along a second plane perpendicularly intersected with the first plane at the center axis is larger than a distance between the point and the LED, while smaller than a curvature radius of a corresponding point at the incident face on the second plane. A radiating angle of the LED module in the first plane is larger than that in the second plane. | 2011-02-03 |
| 20110026248 | MULTI-LAYER LIGHTING UNIT WITH IMPROVED PROPERTIES AND ITS USE - A lighting unit includes a reflector, two or more light sources, and at least one diffuser plate. The light sources have a gap of at least ≧30 mm from each other, and the gap between the light sources and the diffuser plate is ≦25 mm. The diffuser plate comprises a lenticular plate. An advanced compound parabolic concentrator scatter film is arranged on the lenticular plate, and a further scatter film is arranged on the advanced compound parabolic concentrator scatter film. | 2011-02-03 |
| 20110026249 | Low profile LED lighting assembly - The Low profile LED lighting assembly includes a housing, a circuit board, a plurality of LEDs, and a plurality of reflector assemblies. The circuit board provides wiring and power to thirty-two LEDs arranged in the housing. Each LED is surrounded by a reflector assembly and arranged within the housing to provide a relatively uniform and bright central region to illuminate a predetermined space beneath the device. Each LED and reflector assembly is adapted to illuminate a portion of the total target area. The reflector assembly has five asymmetrical facets surrounding each LED to direct the LED light output to a region within the narrow region of the target space. Repetition of this arrangement results in a light distribution pattern that covers the entire target area. | 2011-02-03 |
| 20110026250 | COLLIMATED SYSTEM WITH MULTI-BACKLIGHT SOURCE - A multi-backlight collimated system at least comprises a plurality of light sources, a plurality of reflection elements, and at least a collimation element. The light sources are for providing light. Each reflection element has a reflective surface corresponding to one of the light sources and is disposed to reflect light from the corresponding light source. The reflective surface reflects light being emitted in a predetermined direction by the corresponding light source to form a projection area on a screen. The adjacent projection areas on the screen are joined at adjacent side edges. The collimation element is disposed on the screen for altering a path of light penetrating the screen and emitting light in a specific direction The multi-backlight collimated system is easily fabricated into large sizes and is beneficial for products having large display areas. | 2011-02-03 |
| 20110026251 | LED ILLUMINATING DEVICE - An LED illuminating device includes a boiling room, an optical module, a heat insulating member and a heat exchanging member communicating with the boiling room. The boiling room defines a horizontal room and an annular, vertical room having a bottom end surrounding the horizontal room. A wick structure is received in the boiling room. Working fluid is received in the boiling room and saturated in a bottom portion of the wick structure. The optical module includes a plurality of LEDs attached to a heat absorbing member connecting with the bottom portion of the wick structure. The heat insulating member is received in the boiling room and attached to a middle portion of the wick structure for thermally insulating the middle portion of the wick structure from vaporized working fluid in the horizontal room of the boiling room. | 2011-02-03 |
| 20110026252 | POSITIONABLE LIGHTING SYSTEMS AND METHODS - A lighting assembly includes a lighting unit having a housing defining an internal cavity and an opening. A light source is assembled within the internal cavity of the housing. An electrical wire is electrically connected to the light source at a first end and is configured to be contained at least in part within the housing. The opening is configured to permit withdrawal of a user selected amount of the electrical wire from within the internal cavity and/or to permit a user selected amount of the electrical wire to be inserted into the internal cavity. | 2011-02-03 |
| 20110026253 | LIGHTING APPARATUS USING LIGHT EMITTING DIODE - Disclosed is a light apparatus using light emitting diodes that includes: a base body member having a mounting surface on its one surface; a plurality of inclined block members each of which is mounted on the mounting surface of the base body member and has an inclined surface on one surface thereof; and light emitting diode module members that are mounted on the inclined surfaces of the inclined block members. According to the disclosure, it is possible to easily form various light distributions required for the lighting design by combining the inclined block members and the light emitting diode module members that are mounted on the mounting surfaces of the base body member, and various light distributions can be formed, which makes it possible to improve flexibility in the lighting design and to improve lighting efficiency for an object to be illuminated. | 2011-02-03 |
| 20110026254 | METHOD AND APPARATUS FOR LIGHT SIMULATION IN A DESIRED SPECTRUM - Embodiments of the invention provide an improved method and apparatus including a hybrid lamp array for use as a simulated light source and within a solar simulator tool. In one embodiment, a light source for simulating a desired spectrum comprises a first plurality of lamps of a first type configured in a first plane and a second plurality of lamps of a second type configured in a second plane, wherein the second plane is substantially parallel to the first plane, and wherein the distance between the first and second planes is adjustable to simulate the desired spectrum. | 2011-02-03 |
| 20110026255 | Cable Holding and Positioning Device with Easily Separated and Reconnected Interlocking Components - A device for releasably positioning a cable on a support surface comprises a first housing component and a second housing component. The first housing component is releasably engaged with the second housing component. At least one channel is defined between the first and second housing components for releasably receiving and positioning a cable, wherein the at least one channel has an inlet and an outlet, and the outlet has a dimension that is smaller than a dimension of the inlet. | 2011-02-03 |
| 20110026256 | RGB LED Control Using Vector Calibration - Color matching and coordinated illumination is achieved using RGB LEDs and vector calibration. | 2011-02-03 |
| 20110026257 | WHITE LIGHT-EMITTING DEVICE - A light-emitting device comprises a light source adapted to emit light of a first wavelength range; a reflective body comprising a reflective layer; a wavelength converting layer comprising a wavelength converting material adapted to absorb light of said first wavelength range and to emit light of a second wavelength range, said wavelength converting layer and said light source being arranged mutually spaced apart; and light-scattering elements adapted to scatter light of at least said first wavelength range; wherein at least part of said light-scattering elements are arranged in the path of light from said light source to said wavelength converting layer. The light-emitting device according to the invention provides improved uniformity in colour and also improved brightness uniformity. | 2011-02-03 |
| 20110026258 | MEDICAL/DENTAL HEADLIGHT SYSTEM WITH INTERCHANGEABLE BEAM-FORMING OPTICS - A head-mounted light source particularly suited to medical and dental applications includes a base unit with a source of illumination directed through a distal opening in the base unit, and a plurality of interchangeable beam-forming units, each separately attachable to the distal opening of the base unit to produce a different light spot size at a given distance. The preferred embodiment includes a wide-field beam-forming unit, an intermediate beam-forming unit and a high-intensity beam-forming unit, such that the diameter of the spot size progressively decreases from the wide-field to the intermediate to the high-intensity unit. The interchangeable beam-forming units are attached to the base unit through a threaded connection. Each interchangeable beam-forming unit may itself include a distal threaded connection for attachment of a UV or other filter. In the preferred embodiment, the base unit includes a clip adapted for attachment to an ocular mounting assembly. | 2011-02-03 |
| 20110026259 | Heat Resistant Color Mixing Flag for a Multiparameter Light - A dichroic mixing flag for a multiparameter light is constructed that greatly improves the thermal shock tolerance of the flag and avoids having to use a more costly substrate material. The dichroic color mixing flag may be substantially circular in shape. The dichroic color mixing flag may be fixed to a mechanical component so that the flag cannot rotate with respect to the mechanical component. The dichroic color mixing flag may be fixed to the mechanical component so that the mechanical component can move the dichroic color mixing flag without moving any other dichroic color mixing flag. | 2011-02-03 |
| 20110026260 | TABLE LAMP WITH ROTATABLE LAMP CASING - A table lamp with a rotatable lamp casing includes a base and an arm extended from the base. The arm has one end connected to the base and the other end connected to an assembling portion. A luminant portion is mounted on the assembling portion. The luminant portion has a seat mounted on the assembling portion and a lamp mounted on one side of the seat. A transparent casing is rotatably mounted on the assembling portion and covers the luminant portion. The casing has multiple light-guiding sections disposed therein. Each light-guiding section provides a specific illuminant mold. | 2011-02-03 |
| 20110026261 | SEMICONDUCTOR SOLID ILLUMINATOR AND THE METHOD THEREOF - A semiconductor solid illuminator and such lighting method are disclosed. The semiconductor solid illuminator of the present invention comprises a heat-dissipating body, at least an illuminant and a lamp shade. The heat-dissipating body has a conjoint surface. The illuminant is disposed on top of the conjoint surface. The lamp shade is fitted on top of the heat-dissipating body. A reflecting layer is provided on the inner surface of the lamp shade. Bright light emitted from the illuminant is reflected by the reflecting layer of the lamp shade and then travels downwards so that such light is mellowed or softened and would not shine on our eyes directly. | 2011-02-03 |
| 20110026262 | LED UNIT - An LED unit includes an LED and a lens receiving the LED. The LED includes a chassis, a base on the chassis and an envelope fixed on the base. The lens has two crossed grooves, a hole and a chamber sequentially defined in a bottom face the lens, along an upward direction thereof. The chassis of the LED can be selected to fit in one of the two grooves. The base of the LED is engaged in the hole of the lens, and the envelope of the LED is received in the chamber of the lens. | 2011-02-03 |
| 20110026263 | SURFACE-TEXTURED ENCAPSULATIONS FOR USE WITH LIGHT EMITTING DIODES - Surface-textured encapsulations for use with light emitting diodes. In an aspect, a light emitting diode apparatus is provided that includes a light emitting diode, and an encapsulation formed upon the light emitting diode and having a surface texture configured to extract light. In an aspect, a method includes encapsulating a light emitting diode with an encapsulation having a surface texture configured to extract light. In an aspect, a light emitting diode lamp is provided that includes a package, at least one light emitting diode disposed within the package, and an encapsulation formed upon the at least one light emitting diode having a surface texture configured to extract light. In another aspect, a method includes determining one or more regions of an encapsulation, the encapsulation configured to cover a light emitting diode, and surface-texturing each region of the encapsulation with one or more geometric features that are configured to extract light. | 2011-02-03 |
| 20110026264 | ELECTRICALLY ISOLATED HEAT SINK FOR SOLID-STATE LIGHT - An illumination device comprises a solid-state light source and a heat transfer structure. The solid-state light source is thermally conductively coupled to the heat transfer structure to dissipate heat thereby. The heat transfer structure includes a first thermally conductive element and a second thermally conductive element. The first thermally conductive element is configured to transfer at least a portion of the heat from the light source to an external ambient environment. The second thermally conductive element is electrically non-conductive and electrically isolates the first thermally conductive element from the light source. | 2011-02-03 |
| 20110026265 | Adaptive Projector System For Motor Vehicle Headlights - An adaptive projection system for the headlights of motor vehicles consists of a reflector ( | 2011-02-03 |
| 20110026266 | LIGHT SOURCE MODULE AND VEHICLE LAMP - A light source module for a vehicle lamp, including an optical system that guides light emitted from the light source module in a certain irradiation direction and has an optical center, the light source module has a plurality of semiconductor light emitting elements disposed in a straight line and electrically connected to each other in series. One of the semiconductor light emitting elements that is positioned closest to the optical center of the optical system has a light emitting area that is smallest of the plurality of the semiconductor light emitting elements. | 2011-02-03 |
| 20110026267 | Lighting Device - A lighting device comprises a power circuit unit | 2011-02-03 |
| 20110026268 | VEHICLE LAMP - A vehicle lamp includes a lamp body having an opening, a resin cover attached to the opening to form a lamp chamber together with the lamp body; and a light source disposed inside the lamp chamber to irradiate light through the resin cover. The resin cover includes a design surface portion, and a peripheral edge portion surrounding the design surface portion. The peripheral edge portion includes a gate mark, and a thick-walled portion having a greater wall thickness than the other part of the peripheral edge portion and extending from the gate mark toward the design surface portion. | 2011-02-03 |
| 20110026269 | LIGHT UNIT AND DISPLAY APPARATUS HAVING THE SAME - Disclosed is a light unit. The light unit includes: a light guide plate having a plurality of grooves formed on one side thereof; a light guide extension formed at one side of the groove; and at least one light emitting diode allowing light to be incident on the light guide plate through the light guide extension. | 2011-02-03 |
| 20110026270 | SURFACE LIGHT SOURCE DEVICE - A surface light source device from which large planar light with a uniform light intensity distribution can be obtained from spot-like laser light. The surface light source device ( | 2011-02-03 |
| 20110026271 | OPTICAL MEMBER - Disclosed is an optical member for use in liquid crystal displays, which can correct the light path and can minimize the loss of light, so that light in a wider angular range can be collected forwards. Even when a distance between the optical member and a light source is shortened, the optical member can exhibit good hiding performance and prevent deformation caused by heat. Upon expansion and shrinkage, the optical member is not scratched and does not generate noise at a portion in contact with a support pin. | 2011-02-03 |
| 20110026272 | LIGHT CONTROL FILM, BACKLIGHT DEVICE USING THE SAME, AND METHOD FOR MANUFACTURING MOLD FOR FORMING UNEVEN PATTERN - The present invention provides a light control film that can prevent generation of a moiré pattern when it is superimposed on another member having a regular structure while securing sufficient front luminance, and a backlight device using the same. The light control film of the present invention has a light control layer provided with an uneven pattern on a surface, and in this uneven pattern, a plurality of convexes having circular bases of approximately the same diameters are arranged so that the bases thereof should not overlap with one another and each should touch one or two or more other bases, and ratio of convexes arranged so that each of circular bases thereof should touch both bases of two convexes of which bases touch each other is controlled to be 50 to 92% among the total convexes arranged. The backlight device of the present invention is a backlight device incorporated with the aforementioned light control film. | 2011-02-03 |
| 20110026273 | Optical coupling device for light guiding film - A uniform light source having a substrate for providing structural and functional support to the assembly. A bottom reflector provided on the substrate. A plurality of solid state light sources provided in an opening of the bottom reflector for providing a point light source. A plurality of light films and having light redirecting areas provided between the plurality of solid state light sources for redirecting and spreading the point light source to a uniform plane of light; a joining clip comprising a top capping portion and a bottom support portion, the bottom support portion being aligned perpendicular to the top capping portion and having a height sufficient to house the plurality of light films. A top diffuser for diffusing the uniform plane of light. The plurality of light films has a thickness between 0.1 mm to 1.0 mm. | 2011-02-03 |
| 20110026274 | Backlight illumination assembly having a joining clip with diffusion means - A uniform light source having a substrate for providing structural and functional support to the assembly. A bottom reflector provided on the substrate. A plurality of solid state light sources provided in an opening of the bottom reflector for providing a point light source. A plurality of light films and having light redirecting areas provided between the plurality of solid state light sources for redirecting and spreading the point light source to a uniform plane of light; a joining clip comprising a top capping portion and a bottom support portion, the bottom support portion being aligned perpendicular to the top capping portion and having a height sufficient to house the plurality of light films. A top diffuser for diffusing the uniform plane of light. The plurality of light films has a thickness between 0.1 mm to 1.0 mm. In addition, the joining clip further comprises a light diffusion means. | 2011-02-03 |
| 20110026275 | VOLTAGE-REGULATING CIRCUIT WITH INPUT VOLTAGE DETECTING CIRCUIT AND PARALLEL VOLTAGE-REGULATING CIRCUIT SYSTEM USING THE SAME - A voltage-regulating circuit according to the present invention includes a power conversion circuit, an input voltage detecting circuit and a feedback circuit. The power conversion circuit includes at least one switch element, wherein during operation of the at least one switch element, an input voltage is converted into a transition voltage. The input voltage detecting circuit is connected to the power conversion circuit for outputting a detected voltage signal corresponding to the input voltage. The feedback circuit is connected to the power conversion circuit and the input voltage detecting circuit for generating a feedback control signal. In such way, as the input voltage is changed, the feedback circuit will adjust to make the transition voltage changed as with the change of the detected voltage signal corresponding to the input voltage. | 2011-02-03 |
| 20110026276 | SWITCHING POWER SUPPLY - A switching power supply includes: a transformer including primary and secondary windings; a switching circuit including first and second switching elements, first and second rectifying elements, first and second capacitive elements and a first inductor; and a rectifying/smoothing circuit. A first bridge circuit is configured by the first and second switching elements located in a diagonal arrangement and the first and second capacitive elements also located in a diagonal arrangement. The first and second rectifying elements are connected in parallel to the first and second switching elements, respectively. One of the first and second rectifying elements is in forward direction and other is in inverse direction. The first inductor is disposed on a connection line between the pair of input terminals and the first bridge circuit. The primary winding is connected to the first bridge circuit to form a H-bridge configuration. The secondary winding is disposed in the rectifying/smoothing circuit. | 2011-02-03 |
| 20110026277 | DRIVING CIRCUIT - A driving circuit for an opto-coupler comprising a switched mode regulator configured to convert a first voltage to a second voltage, the switched mode regulator operable in accordance with a control signal ( | 2011-02-03 |
| 20110026278 | CURRENT-CONTROLLED SELF-OSCILLATING FLYBACK CONVERTER WITH TWO TRANSISTORS - A current controlled self-oscillating flyback converter with two transistors. The converter includes a soft start circuit, a MOS transistor, a transformer, a pulse frequency modulation circuit, a reference amplification circuit, an isolation optical coupler and a voltage-stabilized output circuit. The pulse frequency modulation circuit includes a transistor, a third resistor, a capacitor connected in parallel with the third resistor and a fourth resistor. The pulse frequency modulation circuit further includes a transistor current control circuit. The control circuit is connected between the MOS transistor and the transistor. | 2011-02-03 |
| 20110026279 | Frequency-hopping control method and module, and DC/DC converter - A frequency-hopping control method is performed by a frequency-hopping control module that generates a driving signal for driving a voltage converting circuit to generate an output voltage. The method includes, generating a control signal according to a regulating signal inversely proportional to the output voltage of the voltage converting circuit. The control signal is cyclical, and each cycle of which includes an off-time having a variable duration with an inverse relation to magnitude of the regulating signal, and an on-time having a substantially fixed duration. The driving signal is generated according to the control signal and a periodic pulse signal. Therefore, the output voltage can be stabilized, and the voltage converting circuit can perform voltage conversion with reduced power loss and improved voltage conversion efficiency. | 2011-02-03 |
| 20110026280 | POWER CONVERSION APPARATUS - The invention relates to a power conversion apparatus including a converter circuit and an inverter circuit. The invention allows more precise output control of the inverter circuit than a power conversion apparatus in which the output control is performed based on a current value only, thereby improving operation efficiency. A current sensor detects input current of the inverter circuit, and a voltage sensor detects input voltage of the inverter circuit. A power value calculator section in an inverter microcomputer obtains a power value based on the input current and the input voltage. The inverter microcomputer and the control microcomputer perform droop control of reducing the output of the inverter circuit to make the power value smaller than a predetermined power value. | 2011-02-03 |
| 20110026281 | APPARATUS AND METHOD FOR CONTROLLING DC-AC POWER CONVERSION - An apparatus and method for controlling the delivery of power from a DC source to an AC grid includes an inverter configured to deliver power from the unipolar input source to the AC grid and an inverter controller. The inverter includes an input converter, an active filter, and an output converter. The inverter controller includes an input converter controller, an active filter controller and an output converter controller. The input converter controller is configured to control a current delivered by the input converter to a galvanically isolated unipolar bus of the inverter. The output converter is configured to control the output converter to deliver power to the AC grid. Additionally, the active filter controller is configured to control the active filter to supply substantially all the power that is deliver by the output controller to the AC grid at a grid frequency. | 2011-02-03 |
| 20110026282 | APPARATUS FOR CONVERTING DIRECT CURRENT TO ALTERNATING CURRENT - An inverter for converting an input direct current (DC) waveform from a DC source to an output alternating current (AC) waveform for delivery to an AC grid includes an input converter, an output converter, and an active filter, each of which is electrically coupled to a bus. The bus may be a DC bus or an AC bus. The input converter is configured to convert the input DC waveform to a DC or AC bus waveform. The output converter is configured to convert the bus waveform to the output AC waveform at a grid frequency. The active filter is configured to reduce a double-frequency ripple power of the bus waveform by supplying power to and absorbing power from the power bus. | 2011-02-03 |
| 20110026283 | POWER SYSTEM INTERCONNECTION SYSTEM AND POWER CONVERTING METHOD - A power system interconnection system includes: a voltage detecting section configured to detect voltage values of a power system line to generate detection voltage values; and a PWM signal generating section configured to generate a PWM signal such that an output voltage follows the detection voltage values. A voltage converting circuit is configured to generate and supply the output voltage to the power system line by performing a pulse-width-modulation control on the power supplied from a power supply based on the PWM signal. | 2011-02-03 |
| 20110026284 | Power Factor Control Systems and Methods - A boost converter comprises an inductance that receives an input signal. A switch controls current supplied by the inductance to a load. A power factor control module comprises a mode control module that selects an operating mode of the boost converter and a switch control module that switches the switch at a frequency. The frequency is equal to a first frequency when the mode control module selects a continuous mode and equal to a second frequency when the mode control module selects a discontinuous mode. The first frequency is greater than the second frequency. | 2011-02-03 |
| 20110026285 | BIDIRECTIONAL SWITCH CIRCUIT AND POWER CONVERTER INCLUDING THE SAME - A bidirectional switch circuit includes two switching elements connected to conduct a current in both directions. The two switching elements are connected in series to each other. Of the two switching elements, the switching element to which a reverse voltage is applied, a voltage of a source of one of the switching elements being higher than a voltage of a drain of the one, is configured to conduct a current from the source to the drain even when an on-drive signal is not being input to a gate terminal of the one. | 2011-02-03 |
| 20110026286 | Transformer with Power Factor Compensation and A DC/AC Inverter Constructed Thereby - A transformer with power factor compensation and a DC/AC inverter constructed thereby are presented. The power factor compensation transformer includes a primary winding, a secondary winding, and a power factor compensation capacitor bank, while the secondary winding having a coupling winding and a power factor compensation winding. The primary winding connects to a power grid in parallel, the coupling winding connects to an AC output port of a passive trigger type DC/AC inverter, and the power factor compensation winding serially connects with the power factor compensation capacitor bank. Besides, a triggered switch serially connecting with the power factor compensation winding and power factor compensation capacitor bank is provided when an inductor with air gap links the passive trigger type DC/AC inverter and the coupling winding. Consequently, a function of power factor correction is achieved. | 2011-02-03 |
| 20110026287 | METHOD AND APPARATUS FOR ADDRESS ALLOTTING AND VERIFICATION IN A SEMICONDUCTOR DEVICE - A semiconductor device includes a CAM cell array that stores the operation setting information as to the semiconductor device, a controller that controls read and write of the CAM cell array, a row decoder, and a column decoder. With this structure, different row addresses are allocated to respective functions of the operation setting information. Accordingly, stress is not caused in the CAM cell array of the unselected functions at the time of programming. | 2011-02-03 |
| 20110026288 | CONTENT ADDRESSABLE MEMORY - The present invention provides a content addressable memory capable of higher frequency operation than conventional. When a search enable signal supplied from a search control circuit is asserted, each of search line drivers transfers search data to each CAM cell of a CAM memory array via a search line pair. The search line enable signal is transmitted to the search line drivers via a single control signal line coupled to the search control circuit. The control signal line is coupled to the search line drivers in such a manner that the search line enable signal passes through coupling nodes between the search line drivers and the control signal line in an arrangement order of the search line drivers from the side far away as viewed from match amplifiers. | 2011-02-03 |
| 20110026289 | CELL STRUCTURE FOR DUAL PORT SRAM - A multi-port SRAM cell includes cross-coupled inverters each including a pull-up transistor and at least a pair of pull down transistors. The SRAM cell includes first and second access ports coupled to first and second word line conductors, each access port including a first pass gate transistor coupled to the data storage node and a second pass gate transistor coupled to the data bar storage node, each pass gate transistor being coupled to a respective bit line conductor, wherein the pull down transistors of the first inverter are formed in a first active region, the pull down transistors of the second inverter are formed in a second active region, the pass gate transistors coupled to the data storage node are formed in a third active region and the pass gate transistors coupled to the data bar storage node are formed in a fourth active region. | 2011-02-03 |
| 20110026290 | SEMICONDUCTOR DEVICE HAVING MEMORY CELL ARRAY DIVIDED INTO PLURAL MEMORY MATS - A semiconductor device includes a plurality of memory mats arranged in an X direction and a mat selecting circuit that activates a part of the memory mats based on a row address and maintains the rest of the memory mats inactivated. The memory mats are divided into a plurality of memory mat groups each including the same number of memory mats arranged in the X direction. The mat selecting circuit activates at least one of the memory mats included in each of the memory mat groups, while maintaining the rest of memory mats inactivated. With this operation, a portion of discontinuity does not occur in the memory mats arranged in the X direction, and thus the necessity of arranging two sub-word driver areas in the portion of discontinuity is eliminated. | 2011-02-03 |
| 20110026291 | System using non-volatile resistivity-sensitive memory for emulation of embedded flash memory - Interface circuitry in communication with at least one non-volatile resistivity-sensitive memory is disclosed. The memory includes a plurality of non-volatile memory elements that may have two-terminals, are operative to store data as a plurality of conductivity profiles that can be determined by applying a read voltage across the memory element, and retain stored data in the absence of power. A plurality of the memory elements can be arranged in a cross-point array configuration. The interface circuitry electrically communicates with a system configured for memory types, such as DRAM, SRAM, and FLASH, for example, and is operative to communicate with the non-volatile resistivity-sensitive memory to emulate one or more of those memory types. The interface circuitry can be fabricated in a logic plane on a substrate with at least one non-volatile resistivity-sensitive memory vertically positioned over the logic plane. The non-volatile resistivity-sensitive memories may be vertically stacked upon one another. | 2011-02-03 |
| 20110026292 | Semiconductor device having hierarchically structured bit lines and system including the same - To include memory mats each including a sense amplifier that amplifies a potential difference between global bit lines, a plurality of hierarchy switches connected to the global bit lines, and a plurality of local bit lines connected to the global bit lines via the hierarchy switches, and a control circuit that activates the hierarchy switches. The control circuit activates hierarchy switches that are located in the same distance from the sense amplifier along the global bit lines. According to the present invention, because there is no difference in the parasitic CR distributed constant regardless of a local bit line to be selected, it is possible to prevent the sensing sensitivity from being degraded. | 2011-02-03 |
| 20110026293 | SEMICONDUCTOR DEVICE - In a semiconductor device of a stacked structure type having a control chip and a plurality of controlled chips, wherein the control chip allocates different I/O sets to the respective controlled chips and processes the I/O sets within the same access cycle, the controlled chip close to the control chip and positioned to a lower position in the stacked structure has I/O penetrating through substrate vias connected to penetrating through interconnections. The penetrating through interconnections are extended to an upper one of the controlled chips that not use the penetrating through interconnections and, as a result, all of the penetrating through interconnections have the same lengths as each other. | 2011-02-03 |
| 20110026294 | INFORMATION RECORDING AND REPRODUCING DEVICE - According to one embodiment, an information recording and reproducing device includes a first layer, a second layer and a recording layer. The recording layer is provided between the first and second layers and is capable of reversibly transitioning between a first state and a second state with a resistance higher than in the first state. One of the first and second layers includes a resistivity distribution layer perpendicular to a stacking direction of the first and second layers, and the recording layer. The resistivity distribution layer includes a low and a high resistivity portion. Resistivity of the high resistivity portion is higher than resistivity of the low resistivity portion. The low resistivity portion contains a transition element identical to a transition element contained in the high resistivity portion. | 2011-02-03 |
| 20110026295 | SEMICONDUCTOR MEMORY - To arrange data input/output PADs of a semiconductor memory on a narrower pitch without enhancing a required positional accuracy for a probe in a probe check. A semiconductor memory includes: a memory cell array including memory cells; signal terminals; a power source terminal of a power source supplied to output circuits of the signal terminals; test-purpose signal terminals fewer than the signal terminals; a selection portion which, as data to be written to the memory cells, selects data input from the signal terminals or data input from the test-purpose signal terminals, and repetitively allocates inputs of the test-purpose signal terminals to inputs of the signal terminals based on an arrangement of the signal terminals; and a test-purpose power source terminal connected to the power source terminal, and arrangement intervals of the test-purpose signal terminals and the test-purpose power source terminal are larger than an arrangement interval of the signal terminals. | 2011-02-03 |
| 20110026296 | Nonvolatile Optical Memory Element, Memory Device, and Reading Method Thereof - A nonvolatile optical memory element in which a ferromagnetic body is provided on a semiconductor causes such a problem that in a case where magnetization of the ferromagnetic body is read by light, magneto-optical response becomes very small when the ferromagnetic body is small in volume. The present invention provides a memory element, a memory device, and a data reading method, each of which is applicable to data reading from a nonvolatile optical memory element. In a nonvolatile optical memory element having a structure in which a ferromagnetic body is provided on a semiconductor that is connected to an optical waveguide, electrons are injected into the semiconductor via the ferromagnetic body so that the electrons that are spin-polarized according to a magnetization direction of the ferromagnetic body are injected into the semiconductor, thereby enlarging a region in which a photomagnetic effect occurs effectively. By applying an electric pulse and an optical pulse to the nonvolatile optical memory element, it is possible to effectively read recorded data according to a magnetization direction of the ferromagnetic body. | 2011-02-03 |
| 20110026297 | VARIABLE AND REVERSIBLE RESISTIVE ELEMENT, NON-VOLATILE MEMORY DEVICE AND METHODS FOR OPERATING AND MANUFACTURING THE NON-VOLATILE MEMORY DEVICE - A variable and reversible resistive element includes a transition metal oxide layer, a bottom electrode and at least one conductive plug module. The bottom electrode is disposed under the transition metal oxide layer. The conductive plug module is disposed on the transition metal oxide layer. The conductive plug module includes a metal plug and a barrier layer. The conductive plug is electrically connected with the transition metal oxide layer. The barrier layer surrounds the metal plug, wherein the transition metal oxide layer is made by reacting a portion of a dielectric layer being directly below the metal plug and a portion of the barrier layer contacting the portion of the dielectric layer, wherein the dielectric layer is formed on the bottom electrode. Moreover, a non-volatile memory device and methods for operating and manufacturing the same is disclosed in specification. | 2011-02-03 |
| 20110026298 | METHOD OF DRIVING STORAGE DEVICE - Provided is a method of driving a storage device capable of improving reliability of data write in the storage device including a variable resistance element. At the time of data write operation, a plurality of write pulses having shapes different from each other are applied between electrodes | 2011-02-03 |
| 20110026299 | NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF DATA WRITE/DATA ERASE THEREIN - A nonvolatile semiconductor memory device comprises: a plurality of first lines; a plurality of second lines; a plurality of memory cells each disposed at each of crossing-points of the first lines and the second lines and each comprising a variable resistor and a bi-directional diode; and a voltage control circuit configured to control a voltage of selected one of the first lines, unselected ones of the first lines, selected one of the second lines, and unselected ones of the second lines, respectively. The variable resistor is configured to change its resistance value depending on a polarity of a voltage applied thereto. The voltage control circuit is configured to apply a voltage pulse to the selected one of the first lines and to connect a capacitor of a certain capacitance to one end of the selected one of the second lines. | 2011-02-03 |
| 20110026300 | Resistive memory device and operating method thereof - A resistive memory device includes: a storage element; a first line and a second line; a first drive controller; and a second drive controller. | 2011-02-03 |
| 20110026301 | SEMICONDUCTOR MEMORY DEVICE - According to one embodiment, a semiconductor memory device includes first select line groups laminated in a vertical direction, and each including first select lines extending in a first direction, second select line groups alternately laminated with the first select line groups, and each including second select lines extending in a second direction that intersects with the first direction, and memory cells arranged between the first select lines and the second select lines. Even-numbered layers and odd-numbered layers of the first select line groups are arranged to be shifted in the second direction. | 2011-02-03 |
| 20110026302 | WRITE VERIFY METHOD FOR RESISTIVE RANDOM ACCESS MEMORY - Write verify methods for resistance random access memory (RRAM) are provided. The methods include applying a reset operation voltage pulse across a RRAM cell to change a resistance of the RRAM cell from a low resistance state to a high resistance state. Then the method includes applying a forward resetting voltage pulse across the RRAM cell if the RRAM cell has a high resistance state resistance value less than a selected lower resistance limit value. This step is repeated until the high resistance state resistance value is greater than the lower resistance limit value. The method also includes applying a reverse resetting voltage pulse across the RRAM cell if the RRAM cell has a high resistance state resistance values is greater than a selected upper resistance limit value. The reverse resetting voltage pulse has a second polarity being opposite the first polarity. This step is repeated until all the high resistance state resistance value is less than the upper resistance limit value. | 2011-02-03 |
| 20110026303 | VARIABLE RESISTANCE MEMORY DEVICE AND SYSTEM THEREOF - A nonvolatile memory device comprising: a plurality of memory banks, each of which operates independently and includes a plurality of resistance memory cells, each cell including a variable resistive element having a resistance varying depending on stored data; a plurality of global bit lines, each global bit line being shared by the plurality of memory banks; a temperature compensation circuit including one or more reference cells; and a data read circuit which is electrically connected to the plurality of global bit lines and performs a read operation by supplying at least one of the resistance memory cells with a current varying according to resistances of the reference cells. | 2011-02-03 |
| 20110026304 | MEMORY CELL - Methods, and circuits, are disclosed for operating a programmable memory device. One method embodiment includes storing a value as a state in a first memory cell and as a complementary state in a second memory cell. Such a method further includes determining the state of the first memory cell using a first self-biased sensing circuit and the complementary state of the second memory cell using a second self-biased sensing circuit, and comparing in a differential manner an indication of the state of the first memory cell to a reference indication of the complementary state of the second memory cell to determine the value. | 2011-02-03 |
| 20110026305 | Non-Volatile Memory Array With Resistive Sense Element Block Erase and Uni-Directional Write - A non-volatile memory cell and associated method of use are disclosed. In accordance with various embodiments, the memory cell includes a switching device and a resistive sense element (RSE) connected in series between first and second control lines. The first control line is supplied with a variable voltage and the second control line is maintained at a fixed reference voltage. A first resistive state of the RSE is programmed by lowering the variable voltage of the first control line below the fixed reference voltage of the second control line to flow a body-drain current through the switching device. A different, second resistive state of the RSE is programmed by raising the variable voltage of the first control line above the fixed reference voltage to flow a drain-source current through the switching device. | 2011-02-03 |
| 20110026306 | RESISTANCE VARIABLE MEMORY DEVICE REDUCING WORD LINE VOLTAGE - A resistance variable memory device includes a memory cell array, a sense amplifier circuit, and a column selection circuit. The memory cell array includes a plurality of block units and a plurality of word line drivers, where each of the block units is connected between adjacent word line drivers and includes a plurality of memory blocks. The sense amplifier circuit includes a plurality of sense amplifier units, where each of the sense amplifier units provides a read current to a corresponding block unit and includes a plurality of sense amplifiers. The column selection circuit is connected between the memory cell array and the sense amplifier circuit and selects at least one of the plurality of memory blocks in response to a column selection signal to apply the read current from the sense amplifier circuit to the selected memory block. | 2011-02-03 |
| 20110026307 | VARIABLE RESISTIVE MEMORY PUNCHTHROUGH ACCESS METHOD - Variable resistive punchthrough access methods are described. The methods include switching a variable resistive data cell from a high resistance state to a low resistance state by passing a write current through the magnetic tunnel junction data cell in a first direction. The write current is provided by a transistor being electrically coupled to the variable resistive data cell and a source line. The write current passes through the transistor in punchthrough mode. | 2011-02-03 |
| 20110026308 | CELL STRUCTURE FOR DUAL PORT SRAM - A multi-port SRAM cell includes cross-coupled inverters each including a pull-up transistor and at least a pair of pull down transistors. The SRAM cell includes first and second access ports coupled to first and second word line conductors, each access port including a first pass gate transistor coupled to the data storage node and a second pass gate transistor coupled to the data bar storage node, each pass gate transistor being coupled to a respective bit line conductor, wherein the pull down transistors of the first inverter are formed in a first active region, the pull down transistors of the second inverter are formed in a second active region, the pass gate transistors coupled to the data storage node are formed in a third active region and the pass gate transistors coupled to the data bar storage node are formed in a fourth active region. | 2011-02-03 |
| 20110026309 | SELF-TIMED WRITE BOOST FOR SRAM CELL WITH SELF MODE CONTROL - A write boost circuit provides an automatic mode control for boost with different modalities with respect to the external supply voltage and also with respect to the extent of boost required at different process corners. The write boost circuit also takes care of the minimum boost provided to process corners with good writability where less boost is required. The boost is realized in terms of ground raising in the particular context and in general applicable to all other methods. | 2011-02-03 |
| 20110026310 | POWER-SAVING SEMICONDUCTOR MEMORY - A semiconductor memory, such as an SRAM, is described that accommodates smaller read/write accesses in one mode of operation and larger read/write accesses in a second mode of operation, wherein power is conserved during the smaller accesses. Methods of using such a semiconductor memory are also described. | 2011-02-03 |
| 20110026311 | Memory device using SRAM circuit - A one read/two write SRAM circuit of which memory cell size is small, and high-speed operation is possible. The SRAM circuit includes first and second flip-flop circuits which are connected in parallel to a common write word line; a first write control circuit which is connected to said first flip-flop circuit, is conducted by a write control signal supplied to said write word line, and supplies a first write signal to said first flip-flop circuit; and a second write control circuit which is connected to said second flip-flop circuit, is conducted by a write control signal supplied to said write word line, and supplies a second write signal to said second flip-flop circuit. | 2011-02-03 |
