52nd week of 2012 patent applcation highlights part 31 |
Patent application number | Title | Published |
20120327616 | MOUNTING APPARATUS FOR PCI CARD - A mounting apparatus for a PCI card includes an enclosure, a mounting bracket configured to secure a first end of the PCI card, a securing bracket mounted on the bottom panel, and a securing member. The securing bracket includes a bracket body and an engaging plate extending from the bracket body. The securing member includes a pressing element pivotably mounted to the securing bracket and a securing element pivotably mounted on the pressing element. The securing element is configured to engage the engaging plate to enable the pressing element to press the second end to locate the second end between the bracket body and the pressing element. | 2012-12-27 |
20120327617 | DISPLAY DEVICE - Water running on a flat cable ( | 2012-12-27 |
20120327618 | ELECTRICAL JUNCTION BOX - An electrical junction box | 2012-12-27 |
20120327619 | PLUG-IN MODULE FOR CONTROLLERS OF MOBILE WORKING MACHINES - A plug-in module for controllers of mobile working machines, having a housing, a connection plug, electronics boards and at least one plug socket for connecting actuators or sensors. The housing being formed by a box with a front, rear and side walls as well as a base plate comprising a cutout for the connection plug, and in that the electronics boards are forming a board box by connecting two end boards and two side boards, with the board box being arranged in the interior of the housing, and with the plug socket being mechanically coupled to the housing by a strain-relief clip. | 2012-12-27 |
20120327620 | ELECTRIC JUNCTION BOX - An electric junction box to prevent fluid such as water infiltrating inside its covers from adhering to a printed wiring board even if its upper cover and lower cover are stacked to each other in an orthogonal direction, comprises a metal board, its surface being arranged in a horizontal direction, and a main body accommodating the metal board. The main body includes an upper cover and a lower cover to be stacked to each other in a direction orthogonal to a surface of the metal board. On a side wall of the lower cover a locking projection is disposed. On a side wall of the upper cover a locking step is disposed with which the locking projection is locked. The upper cover includes an inner wall disposed inside the side wall of the lower cover, its lower end being disposed below the metal board. | 2012-12-27 |
20120327621 | MOBILE TERMINAL - A mobile terminal including a terminal body having a ground; a first conductive member and a second conductive member mounted in the terminal body, and spaced from each other and configured to transmit and receive a radio signal; a feed connection portion connected to the first conductive member and configured to feed-connect the first conductive member to the ground; and a first ground connection portion connected to the second conductive member and configured to ground-connect the second conductive member to the ground. Further, the first conductive member and the second conductive member are connected to each other so as to form a loop. | 2012-12-27 |
20120327622 | PRE-DISTORTION BASED IMPEDENCE DISCONTINUITY REMEDIATION FOR VIA STUBS AND CONNECTORS IN PRINTED CIRCUIT BOARD DESIGN - Embodiments of the present invention address deficiencies of the art in respect to via structure utilization in a PCB design and provide a novel and non-obvious method, system and computer program product for impedance discontinuity remediation for via stubs and connectors in a PCB. In one embodiment a method for impedance discontinuity remediation in a PCB can be provided. The method can include configuring a pre-distortion filter to negate an impedance discontinuity in an electrical signal caused by a transmission line with one of a via stub or a connector. The method further can include pre-distortion filtering an electrical signal before transmitting the electrical signal over the transmission line. Finally, the method can include transmitting the pre-distortion filtered electrical signal over the transmission line. | 2012-12-27 |
20120327623 | PRINTED CIRCUIT BOARD AND LAYOUT METHOD THEREOF - A printed circuit board includes first and second layout layers, first and second components, and a pair of connecting portions. The first layout layer includes a pair of first conducting portions connected to a control chip. The second layout layer includes pairs of second to fourth conducting portions. The connecting portions connect the first and third conducting portions together. When an electronic device is connected to the second conducting portions, and the first and second components are connected to the third and fourth conducting portions to form a first route, signals generated by the control chip are transmitted to the electronic device through the first route. When the electronic device is connected to the fourth conducting portions, and the first and second components are connected to the second and third conducting portions to form a second route, the signals are transmitted to the electronic device through the second route. | 2012-12-27 |
20120327624 | MONOLITHIC MICROWAVE INTEGRATED CIRCUITS (MMICs) HAVING CONDUCTOR-BACKED COPLANAR WAVEGUIDES AND METHOD OF DESIGNING SUCH MMICs - A MMIC having: a substrate; a plurality of active and passive electrical elements disposed on a top surface of the substrate; a plurality of coplanar waveguide transmission line sections disposed on the top surface of the substrate for electrically interconnecting the active and passive electrical elements; an electrical conductor disposed on a bottom surface of the substrate under the coplanar waveguide section. Edges of ground plane conductors of the coplanar waveguide (CPW) sections have slots therein in regions thereof connected to the active and passive devices. The design of such circuit includes mathematical models of the CPW with the pair of local ground planes and the strip conductor thereof have relatively narrow connectable ports. | 2012-12-27 |
20120327625 | ASSEMBLED CIRCUIT AND ELECTRONIC COMPONENT - An assembled circuit comprising a substrate, a coil, a first conductive segment, a second conductive segment, a first through-hole connector and a second through-hole connector is disclosed. The first conductive segment is electrically connected to one end of the first through-hole connector, the other end of the first through-hole connector is electrically connected to one end of the second through-hole connector via the first conductive segment, and the other end of the second through-hole connector is electrically connected to the second conductive segment. | 2012-12-27 |
20120327626 | WIRING SUBSTRATE, ITS MANUFACTURING METHOD, AND SEMICONDUCTOR DEVICE - One embodiment provides a wiring substrate including: a core substrate having an insulative base member, the insulative base member having a first surface and a second surface, a plurality of linear conductors penetrating through the insulative base member from the first surface to the second surface; an inorganic material layer joined to at least one of the first surface and the second surface of the insulative base member; and a penetration line penetrating through the inorganic material layer, wherein one end of the penetration line is electrically connected to a corresponding part of the linear conductors, without intervention of a bump. | 2012-12-27 |
20120327627 | ELECTRONIC DEVICE HAVING LEVER WITH PRECISION PIVOT - An exemplary electronic device includes a housing, a lever, and a locking device securing the lever on the housing. The housing includes a bottom plate, a top plate and a side plate connecting the bottom plate with the top plate. The locking device includes a nut having a main body extending downwardly into the lever, a screw extending upwardly through the top plate into the nut, and gaskets sandwiched between the top plate and the nut. The lever is disposed and sleeved on the nut with a gap defined between a top face of the lever and a bottom face of a head of the nut. | 2012-12-27 |
20120327628 | ELECTRONIC DEVICE WITH LOCKING ASSEMBLY - An electronic device includes an enclosure and a locking assembly. The locking assembly includes a fixing sleeve including a fixing end hermetically fixed to the enclosure, and an opening end away from the enclosure, and a locking bracket. The locking bracket is attached to the fixing sleeve and defines a through hole defining a passing portion and at least one locking portion communicating with each other. The electronic device is position to a fastener by the fastener passing through the passing portion and being positioned in the locking portion of the through hole. | 2012-12-27 |
20120327629 | TRANSCEIVER MODULE AND SHEET METAL HOUSING FOR TRANSCEIVER MODULE - A transceiver module includes a sheet metal housing, an EMI finger, and a slot, wherein the EMI finger extends away from the sheet metal housing, and the slot is formed on the sheet metal housing and by the base of the EMI finger. By the slot, the sheet metal housing is prevented from getting stuck or jammed inside the cage upon removing the transceiver module from the cage. | 2012-12-27 |
20120327630 | Hi-Definition Multimedia Interface Shield with Fingers - An electromagnetic shield comprises a sheet of metal having slots along an edge of the sheet to form a plurality of resilient fingers. The single sheet is bent around first and second bends axes inwardly and approximately ninety degrees to form a top planar surface and first and second side walls. The single sheet of metal is sized and dimensioned to receive a connector in between the first and second side walls and top planar surface. The fingers are bent outward with a bend radius of approximately 0.020 inches with respect to a flat surface of the sidewalls and top planar surface. The fingers apply a biasing force against a surface of a faceplate. Each of the side walls includes an elongated leg, which is interconnected with a circuit board and each of the elongated legs extends beyond a bottom edge of each of the side walls. | 2012-12-27 |
20120327631 | LED LIGHTING DEVICE - An LED lighting device comprises an LED light source and a luminescent conversion portion. Rotation of the luminescent conversion portion relative to the LED light source or rotation of the LED light source relative to the luminescent conversion portion is used to produce a variety of color temperatures. The luminescent conversion portion has phosphors unevenly distributed therein. | 2012-12-27 |
20120327632 | BOTTOM CHASSIS FOR TABLET TYPE MOBILE DISPLAY AND METHOD FOR MANUFACTURING THE BOTTOM CHASSIS - Bottom chassis for a tablet-type mobile display having a thickness of 0.2 mm, light weight and high strength by controlling the alloy composition and process condition. | 2012-12-27 |
20120327633 | BACKLIGHT UNIT AND DISPLAY APPARATUS USING THE SAME - Disclosed are a backlight unit and a display apparatus using the same. The backlight unit includes a bottom chassis, and a panel guide module coupled to a corner region of the bottom chassis so as to support a display panel. The panel guide module includes a support plate to support a corner region of the display panel, a reinforcing rib disposed on the support plate, and a fixing rib disposed under the support plate and configured to be coupled to the bottom chassis. | 2012-12-27 |
20120327634 | Light source patterns that illuminate from custom made blankets unto the bedroom ceilings for infants and children's bedrooms and bedroom ceilings - The Invention provides a blanket/bed spread/baby blanket/infant cover/and or any type Of (blanket like cover) bed spread with a sense of stability & comfort having light illuminations reflect from them to the ceiling(s). I/WE believe that children/infants and young adults having a blanket with light/illumination/and or light source pattern(s) displaying on them and on the ceiling(s) will not only help the parents get their children to bed, but will also make the user, (the children) feel safe and secure at (bed time) night time. This idea/invention/utility license is safe, comforting and will give a sense of security and will meet all (UL) listed & (UL) listings as well as all state and government codes and regulations for safety and for the end user. | 2012-12-27 |
20120327635 | Flashing light safety helmet | 2012-12-27 |
20120327636 | LIGHTED PICK TOOL - The present invention relates to a lighted pick tool. The lighted pick tool includes a lighted pick tool, comprising a handle; a pick tool extending from the handle; and a light mounted in the handle and arranged to direct light toward a distal end of the pick tool, and further including a power source within the handle operable to selectively activate the light. | 2012-12-27 |
20120327637 | TRIGGER SWITCH CIRCUIT AND ELECTRIC INSTRUMENT - Embodiments of a trigger switch circuit are described. In some embodiments of the trigger switch circuit wasteful power consumption is suppressed without increasing the number of components by providing a changeover switch. In some embodiments, a trigger switch circuit operates in conjunction with a trigger of an electric instrument and comprises a main switch, a sliding switch, a light-emission control unit, and a rotation control unit. In some embodiments, when the trigger is in a first position, the sliding switch is connected to one of the fixed contact points, and electric power is fed to the light-emission control unit without interposing the main switch to emit light in an LED. When the trigger is in a second position, the main switch is turned on to feed the electric power into the trigger switch circuit. | 2012-12-27 |
20120327638 | ILLUMINATION APPLIANCE - An Illumination appliance includes: an appliance body which houses a light source; a frame which is attached to the appliance body; and a power supply unit. The power supply unit is attached to a portion of a top surface of the appliance body and which is configured to feed power to the light source. | 2012-12-27 |
20120327639 | Outdoor Solar Light With Multi-Panel Solar Array - A solar powered lighting fixture having a multi-paneled solar array that maximizes the generation of solar energy during the course of a day. The outdoor lighting fixture of the present invention includes a multi-paneled solar array housing positioned on an extension rod that includes a plurality of solar panels arranged in a slanted configuration about the periphery of the housing unit. The housing unit is positioned on the extension rod so as to be elevated above the ground but below the actual light fixture. Employing a housing unit separate from the light fixture permits a greater variety of shapes to be used for the light fixture. Moreover, it allows the individual solar panels to be positioned at an optimal angle for maximizing exposure to solar radiation. Each of the solar panels is independent of the others, charging the battery separately so as not interfere with the other solar panels. | 2012-12-27 |
20120327640 | DETACHABLE SOLAR PANEL LED DESK LAMP - The detachable solar panel LED desk lamp includes a desk lamp body and a solar cell unit. Through a solar panel on the solar cell unit, the light energy is transmitted to an electricity conversion control circuit board from the solar panel. The electricity conversion control circuit board converts the light energy into electric energy. The electric energy is stored in a battery unit for providing electricity to an LED light source seat of the desk lamp body. The light from the LED light source seat can be circulated and converted by the solar panel of the solar cell unit and then stored in the battery unit again. The present invention can be extensively used and is very convenient for use. | 2012-12-27 |
20120327641 | LED Replacement Lamp and a Method of Replacing Preexisting Luminaires with LED Lighting Assemblies - A lighting apparatus for retrofitting an existing luminaire includes a plurality of light emitting diodes (LED) of similar or differing wavelengths arranged and configured in at least one light bar array, a heat sink module thermally coupled to the at least one light bar array, an electronic power module electrically coupled to the at least one light bar array, and a plate coupled to the at least one light bar array, electronic power module and the heat sink module, the plate arranged and configured for coupling to the luminaire to provide quick and easy installation and replacement of the at least one light bar array, heat sink module and electronic power module into and from the luminaire. | 2012-12-27 |
20120327642 | LED LIGHT HAS MORE THAN ONE REFLECTIVE MEANS TO CREATE MULTIPLE IMAGES - An LED night light having different power sources including a battery, outlet plug-in power source, or interchangeable power source incorporates more than one reflective means with desired relative positions, distances, and/or orientations to create plurality of LED or LEDs image on at least one surface of the night light. At least one of the reflective means can be a see-though surface to permit the plurality of LED images to be seen through the reflective means. An LED light device having power and cost saving features is also provided. | 2012-12-27 |
20120327643 | HANDS-FREE LIGHTING SYSTEM - A hands-free lighting system is described. The hands-free lighting system comprises a light and a battery housing coupled to the light. The battery housing is configured to be worn by a user. The hands-free lighting system also comprises a power switch coupled to the battery housing. The power switch is configured to be operated by a part of the arm of the user other than the hands. | 2012-12-27 |
20120327644 | Illumination Device with Integrated Clamp - An illumination device with an integrated adjustable articulating clamp that pivots about a hinge on the opposite end of the device. The clamp is used for the purpose of affixing the illumination device to stationary objects to allow a user to perform actions using both hands without having the hold onto the illuminating device. The clamp folds into a slot in the housing of the illumination device when not in use and allows the user to wield the illuminating device like a regular flashlight. Battery compartments are located on both sides of the slot inside the housing of the illuminating device. | 2012-12-27 |
20120327645 | FLOOD LAMP WITH IMPROVED ANGULAR LIGHTING UNIFORMITY - In an aspect, in general, a lighting fixture includes a plurality of light sources, each light source including an array of light emitting diodes and a reflective surface. The reflective surface of each of the light sources is configured to reflect at least a portion of near field light produced by the other light sources into the far field. | 2012-12-27 |
20120327646 | LED-BASED LIGHT WITH SUPPORTED HEAT SINK - Disclosed herein is a method of forming a LED-based light for replacing a conventional fluorescent bulb in a fluorescent light fixture including providing a heat sink of highly thermally conductive material having opposing longitudinally extending edges, mounting a plurality of LEDs in thermally conductive relation with the heat sink and enclosing the plurality of LEDs within a light transmitting cover such that the longitudinally extending edges engage an Interior of the cover to support the heat sink within the light transmitting cover. | 2012-12-27 |
20120327647 | Configurable Modular LED Lighting Kit - A configurable modular LED lighting kit may comprise a spine element and one or more branch elements. The spine element may be plastically bendable and elongated with a multiplicity of lateral faces, and include a first end, a second end, and a plurality of connection stations disposed therebetween. Each connection station may have a multiplicity of connection points. The connection points may be defined by a combination of a spine positive electrical contact, a spine negative electrical contact and a connection point LED. Each branch element may be flexible and include a plurality of branch LEDs and a spine connector. Each of the spine connectors may have a branch positive electrical contact, a branch negative electrical contact, and be configured to electrically releasably connect with any of the connection points. The kit may include a 24-volt DC LED power supply electrically connectable between a wall outlet and the spine element. | 2012-12-27 |
20120327648 | REPTILE LAMP - A reptile lamp for installation in a top side of a reptile tank to provide illumination is disclosed to include a housing equipped with a high-voltage circuit and a LED start control circuit, a LED lamp panel mounted inside the housing and electrically connected to the LED start control circuit and carrying multiple white LEDs and red LEDs for emitting white light or red light subject to the control of the LED start control circuit, and phosphor-coated cold cathode tubes mounted inside the housing and electrically connected to the high-voltage circuit for emitting ultraviolet light. | 2012-12-27 |
20120327649 | LED BASED ILLUMINATION MODULE WITH A LENS ELEMENT - An illumination module includes a plurality of Light Emitting Diodes (LEDs). The illumination module includes a reflective mask cover plate disposed over the LEDs. The reflective mask includes a patterned reflective layer with an opening area aligned with the active die area of the LEDs. The reflective mask may be a patterned reflective layer disposed between the plurality of LEDs and a lens element, wherein a void in the patterned reflective layer is filled with a material that mechanically and optically couples the plurality of LEDs and the lens element. The illumination module may include a color conversion cavity that envelopes a lens element that may include a dichroic filter. The lens element may have different surface profiles over different groups of LEDs. | 2012-12-27 |
20120327650 | DIRECT AND BACK VIEW LED LIGHTING SYSTEM - A direct and back view LED lighting system is disclosed. Embodiments of a lighting system and example light fixture are described. LED devices provide the light source. The LED devices can be positioned with a heatsink at or near the top of the system proximate to a back reflector. In example embodiments, the LED devices emit light downward. The system can be used in a troffer style fixture with a support structure and a pan. The system or fixture can have a lens arrangement including lenses, lens plates or sections with differing optical characteristics, including a partially reflective lens plate or section that passes and diffuses some light from the LED light source, but reflects some light back to the back reflector. Additional lenses or lens plates serve as diffusers. | 2012-12-27 |
20120327651 | Light-emitting textile-based architectural element - A light-emitting textile-based architectural element ( | 2012-12-27 |
20120327652 | LIGHT-GUIDED LED INDIRECT LIGHTING DEVICE - A light-guided LED indirect lighting device includes a receiving channel, a light-guide plate made of a high-transmittance material and fitted in the receiving channel, and a circuit board arranged between the light-guide plate and the receiving channel. The light-guide plate includes two elongated light-transmitting sections located at two lateral sides thereof and protruded beyond the receiving channel, a V-shaped reflective layer integrally formed in a front side of the light-guide plate; and an elongated groove formed on a rear side of the light-guide plate. The circuit board includes a plurality of LEDs extending into the groove to forward face the V-shaped reflective layer, such that light emitted from the LEDs is blocked and reflected by the V-shaped reflective layer to project through the two light-transmitting sections, forming indirect lighting with uniform brightness while eliminating multiple shadows and twinkling. | 2012-12-27 |
20120327653 | LUMINAIRE AND LOUVER - A luminaire comprising lamellae holding means, a light source, and a set of lamellae comprising a plurality of (inclined) lamellae. The set of lamellae extends at least partially over a light emission window. The lamellae have a reflective front surface facing towards the light source, said front surface being designed to partially reflect light to the exterior and partially transmit light, for example in that the lamellae are diffusely translucent or have a perforated surface. The set of lamellae is provided with light converging means, for example a Fresnel lens, which optionally are integrated in the lamellae to prevent the luminaire becoming too bulky. | 2012-12-27 |
20120327654 | LIGHT-EMITTING ELECTRONIC TEXTILE WITH LIGHT-DIFFUSING MEMBER - A light-emitting electronic textile ( | 2012-12-27 |
20120327655 | LED-BASED LIGHT SOURCE WITH SHARPLY DEFINED FIELD ANGLE - A luminaire with an LED based illumination device having at least one LED includes a transmissive lens element that in combination with reflector is able to generate an output beam with a sharply defined large angle intensity profile. The reflector element is mounted to the LED based illumination device. The transmissive lens element includes first and second interior surfaces and third and fourth exterior surfaces. A portion of light emitted from the LED passes through the first interior surface and the third exterior surface and refracts towards an optical axis of the LED based illumination device, and the reflector element without interacting with the reflector element. Another portion of light emitted from the LED passes through the second interior surface and fourth exterior surface and refracts away from the optical axis to be reflected by the reflector element. | 2012-12-27 |
20120327656 | SOLID STATE LIGHTING USING LIGHT TRANSMISSIVE SOLID IN OR FORMING OPTICAL INTEGRATING VOLUME - An exemplary general lighting fixture includes an assembly forming an optical integrating volume for receiving and optically integrating light from one or more solid state light emitters and for emitting integrated light. The assembly includes a reflector having a diffusely reflective interior surface defining a substantial portion of a perimeter of the integrating volume. A light transmissive solid fills at least a substantial portion of the optical integrating volume. A light emitter interface region of the solid, for each solid state light emitter, closely conforms to the light emitting region of the respective emitter. A surface of the transmissive solid conforms closely to and is in proximity with the interior surface of the reflector. The transmissive solid also provides a light emission surface, at least a portion of which forms a transmissive optical passage for emission of integrated light, from the volume, in a direction facilitating a general lighting application. | 2012-12-27 |
20120327657 | Solid State Directional Lamp Including Retroreflective, Multi-Element Directional Lamp Optic - A solid state directional lamp is disclosed. The lamp comprises a reflector and a plurality of solid state light emitters directing light rays towards the reflector. For each solid state light emitter of the plurality of solid state light emitters, the reflector defines a segmented parabola and a mirrored wall associated with the light emitter. Each solid state light emitter is positioned in the lamp at a focal point of the segmented parabola associated with the solid state light emitter. For each solid state light, the mirrored wall associated with the solid state light emitter directs light rays from the solid state light emitter into the segmented parabola associated with the same solid state light emitter. | 2012-12-27 |
20120327658 | WIRE-CLASPING LIGHT-EMITTING DIODE LIGHTS - A lead frame for a light-emitting diode (LED). The lead frame includes a first lead and a second lead. Each lead includes a top portion and an integrated wire-clasping portion. The first and second top portions each angle away from the center of the lead frame to form an increasingly larger gap between the two leads. The wire-clasping portions of each lead initially lie in a common plane and are adjacent one another. After securing the wire to the wire-clasping portions of the lead frame, the leads of the lead frame are rotated or twisted approximately 90 degrees such that the wire-clasping portions of the leads are opposite one another, rather than lying in the same plane. The wires and attached lead frame are inserted into a lampholder, the lampholder recesses receiving the top tabs of the lead frame and holding the wires and lead frame in place. | 2012-12-27 |
20120327659 | LED ILLUMINATING DEVICE AND LED MATRIX - A device providing illumination by LED includes an illuminating module including a circuit board. The circuit board includes a plurality of LED groups arranged thereon, where each of the plurality of LED groups includes a plurality of LED units connected with each other in series. The plurality of LED units forms an LED matrix, and at least three LED units in each row of the LED matrix belong to different LED groups. Each of the LED units in each column of the LED matrix belongs to a respective LED group. An LED matrix is also provided. | 2012-12-27 |
20120327660 | Lamp Capable of Storing Energy - A lamp capable of storing energy comprises at least one light emitting unit, at least one solar power device, and a control unit. The solar power device is mounted adjacent to the light emitting unit. The control unit is electrically connected with the solar power device, the light emitting unit, and an electrical storage unit for storing electrical energy from the solar power device. | 2012-12-27 |
20120327661 | ALIGNMENT STRUCTURE, LASER LIGHTING SOURCE MODULE AND OPTICAL ALIGNMENT METHOD - An alignment structure, a laser lighting source module and an optical alignment method are provided. The laser lighting source module includes a substrate and a laser carrier. The substrate includes a first body and a first surface structure. The first surface structure is disposed on a surface of the first body. The laser carrier is used for carrying a laser emitter which includes a second body and a second surface structure. The second surface structure is disposed on a surface of the second body. At least a portion of the second surface structure is correspondingly engaged with at least a portion of the first surface structure so that the laser carrier may be aligned on the substrate. | 2012-12-27 |
20120327662 | Optical System for Shaping a Laser Beam and Laser System Having Such an Optical System - An optical system for shaping a laser beam is disclosed. The system includes a first optical element that has a lateral surface which is designed as a reflecting surface for the laser beam, where the lateral surface reshapes the laser beam at least in some segments thereof into a ring-shaped laser beam. The at least segmentally ring-shaped laser beam propagates in a propagation plane. A further optical element is provided for shaping the ring-shaped laser beam that shapes the ring-shaped laser beam at least in some segments thereof in a plane parallel to the propagation plane of the laser beam. | 2012-12-27 |
20120327663 | Light Emitting Diode (LED) Lighting System Having Adjustable Output - A light emitting diode (LED) lighting system includes a base, a power supply on the base, an LED module on the base having one or more LED dice configured to emit electromagnetic radiation having a selected wavelength range, and multiple interchangeable wavelength conversion lenses configured for removable attachment to the base in light communication with the LED module. Each lens has a different configuration such that the lenses can be changed to vary the electromagnetic radiation output of the light emitting diode (LED) lighting system. The wavelength conversion lenses can be separate from a cover for the light emitting diode (LED) lighting system or can be formed directly on the cover. | 2012-12-27 |
20120327664 | Retroreflective, Multi-Element Design for a Solid State Directional Lamp - A solid state directional lamp is disclosed. The lamp includes a housing and a solid state light emitter. The housing defines an interior region and an air passageway, the air passageway passing through the housing and the interior region. The solid state light emitter is positioned adjacent to a perimeter of the air passageway. The air passageway is configured to provide cooling to the lamp when the sold state light emitter is energized. | 2012-12-27 |
20120327665 | Solid State Retroreflective Directional Lamp - A solid state directional lamp is disclosed. The lamp comprises a reflector defining a geometric curve, a reflective surface that is separable from the reflector defining the geometric curve, and a solid state light emitter. The solid state light emitter is positioned to direct light rays towards the reflector defining the geometric curve and to direct light rays towards the reflective surface. The reflective surface is configured to direct light rays from the solid state light emitter into the geometric curve. The geometric curve is configured to reflect light rays received from the solid state light emitter away from the lamp and is configured to reflect light rays received form the reflective surface away from the lamp. | 2012-12-27 |
20120327666 | METAMATERIAL FOR DEFLECTING ELECTROMAGNETIC WAVE - The present embodiment relates to a metamaterial for deflecting electromagnetic wave, includes a functional layer made up by at least one metamaterial sheet layer, each of the metamaterial sheet layers including a substrate and a number of artificial microstructures attached onto the substrate. The functional layer is divided into several strip-like regions. The refractive indices in all the strip-like regions continually increase along the same direction and there are at least two adjacent first and second regions, wherein,the refractive indices in the first region continually increase from n | 2012-12-27 |
20120327667 | LED LIGHT SHADE FOR SECONDARY LIGHT EMISSION - A LED light shade includes a shade body and a light enhancing layer integrated with a base material of the shade body. Alternatively, the light enhancing layer is coated on a surface of the shade body. When a LED light source is electrified, the LED light source generates LED light with a wavelength matching with the corresponding wavelength of light enhancing layer, such that the light enhancing layer is activated to enable a secondary light emission at the shade body so as to enhance the light intensity of the LED light. The light enhancing layer enables a secondary light emission that significantly increases the 30% brightness to produce the same lumens as a higher powered light. The LED light is evenly distributed through the shade body via the light enhancing layer. Therefore, the LED light shade is considered as an energy saving and environment friendly product. | 2012-12-27 |
20120327668 | OPTO-ELECTRONIC TRANSCEIVER MODULE WITH HOUSING HAVING THERMALLY CONDUCTIVE PROTRUSION - An opto-electronic communication module includes a housing, a circuit substrate, and an opto-electronic communication device, such as a laser, mounted on the circuit substrate. A protrusion that is unitarily formed in the housing extends through the circuit substrate to provide a thermal path to promote dissipation of heat emitted by the opto-electronic communication device. | 2012-12-27 |
20120327669 | LIGHT SOURCE APPARATUS - Light source apparatus whose front cover can be removed easily and which can be attached to socket easily even if the base is screw-in type. The light source apparatus includes: cylindrical body | 2012-12-27 |
20120327670 | Hybrid Solid State Emitter Printed Circuit Board for Use in a Solid State Directional Lamp - An assembly for use in a solid state directional lamp is disclosed. The assembly includes a multilayer FR4 printed circuit board and a metal heat spreader assembled with the multilayer FR4 printed circuit board. The assembly is configured to mount a plurality of solid state light emitters. The multilayer FR4 printed circuit board defines an aperture and a least a portion of the metal heat spreader is positioned in the aperture of the multilayer FR4 printed circuit board. The portion of the heat spreader positioned in the aperture of the multilayer FR4 printed circuit board is in communication with heat dissipation means. | 2012-12-27 |
20120327671 | LIGHTING APPARATUS - A lighting apparatus includes an apparatus body for supporting an LED lamp having an earth cap, an earth socket to which the earth cap of the LED lamp is mounted, and an attachment base provided in the apparatus body, the earth socket being attached to the attachment base. The earth socket includes a conductor plate for mechanically holding a lamp pin of the earth cap, the conductor plate being electrically connected to the lamp pin. The attachment base and the earth socket include a connecting unit for earth-connecting the conductor plate of the earth socket and the apparatus body. | 2012-12-27 |
20120327672 | MIRROR ASSEMBLY - A mirror assembly for illuminating an underhood area of a vehicle having an electrical system includes a mirror head outer shell defining a light reception opening. At least one work light is mounted to the mirror head outer shell within the light reception opening. The work light is constructed and positioned such that the light emitted from the work light is directed at the underhood area of the vehicle to illuminate the underhood area. | 2012-12-27 |
20120327673 | TRIM PART FOR AUTOMOBILE WITH INTEGRATED LIGHTING DEVICE AND PROCESS FOR MANUFACTURING IT - Trim component with integrated lighting device comprising a lighting substrate, which in turn comprises a base substrate and a lighting substrate, said lighting substrate being covered by a decorative lining in which have been defined areas that allow light to pass and other areas that prevent light from passing, establishing by their combination a lighting pattern. These areas that allow light to pass are obtained by a laser treatment, removing at least one part of the material of said decorative lining. | 2012-12-27 |
20120327674 | VEHICLE VISOR HAVING HIDDEN LIGHT ASSEMBLY - A vehicle visor is provided that includes a visor body having a first side, a second side, and a light transmissive cover material. The vehicle visor further includes a hidden light assembly located in the visor body arranged to provide light illumination through the light transmissive cover material on the first and second sides of the visor body. | 2012-12-27 |
20120327675 | LIGHTING ASSEMBLY OF A VEHICLE - A lighting assembly has a first array of lamp elements to a first side of a central zone and a second array of lamp elements to a second side of the central zone. Each array has at least one low intensity lamp element operable to cause the lighting assembly to present a low intensity brightness to an observer viewing the lighting assembly and at least one high intensity lamp element operable to cause the lighting assembly to present a high intensity brightness to an observer viewing the lighting assembly, and an electrical connector through which electric current is fed to operate the lamp elements. | 2012-12-27 |
20120327676 | COLLIMATOR - The invention describes a collimator ( | 2012-12-27 |
20120327677 | LAMP BODY AND VEHICLE LAMP BODY UNIT - In a lamp body, a second reflective surface, which reflects light reflected from a first reflective surface to a front side again so as to emit the light toward the front side, is formed on a back surface of a lens main body; fixing portions protrude outward from an outer peripheral portion of the lens main body and are fixed to a seating section; the first reflective surface is formed in a shape of a band which extends in one direction and of which both end portions reach the outer peripheral portion of the lens main body; constricted portions, which are recessed inward, are formed at the outer peripheral portion of the lens main body near at least one of the both end portions of the first reflective surface; and the fixing portions are disposed in the constricted portions. | 2012-12-27 |
20120327678 | VEHICLE HEADLAMP INCLUDING TWO-DIMENSIONAL OPTICAL DEFLECTOR - A headlamp for a vehicle includes a light source adapted to emit a spotlight, a lens adapted to receive and transmit the spotlight, a lens actuator adapted to adjust a size of the spotlight transmitted through the lens, a two-dimensional optical deflector adapted to deflect the spotlight from the lens to an illumination area ahead of the vehicle, and a control circuit configured to control the lens actuator in such a way that irregularity of illumination in the illumination area is avoided. | 2012-12-27 |
20120327679 | LIGHT EMITTING DEVICE, HEADLIGHT FOR A VEHICLE, AND ILLUMINATION DEVICE - A head lamp | 2012-12-27 |
20120327680 | REFLECTOR SIGNAL LAMP HAVING A HIDDEN LIGHT SOURCE - A signal lamp for a front and rear lighting of a vehicle includes at least one light source for emitting light, wherein the at least one light source is hidden from view; a reflector for reflecting the light emitted by the at least one light source away from the vehicle; and at least one light guide disposed between the reflector and a cover of the signal lamp, the at least one light guide having a first end and a second end, wherein the first end is disposed adjacent the at least one light source and the second end is located adjacent a focus point of the reflector. | 2012-12-27 |
20120327681 | ENERGY EFFICIENT CONCENTRIC ILLUMINATORS FOR ILLUMINATING A SHEET - An apparatus and method for coupling light from concentric illuminators into a light source in the form of a surface are disclosed. According to one embodiment, the apparatus comprises a plurality of concentric tubes, each tube including a light diffuser. The apparatus also has a sheet having a first edge with the plurality of concentric tubes placed along the first edge. Each tube of the plurality of concentric tubes diffuses light such that the light emanates in a predetermined pattern along the first edge of the sheet. | 2012-12-27 |
20120327682 | BACKLIGHT UNIT AND DISPLAY APPARATUS USING THE SAME - Disclosed are a backlight unit and a display apparatus using the same. The backlight unit includes a light guide plate, grooves disposed in the light guide plate, the grooves having at least one inclined surface, light source modules disposed within the grooves, and stoppers disposed between the light source modules and the light guide plate, wherein a cross-sectional area of the grooves is larger than that of the stoppers. The stoppers contact at least one of the side surfaces of the grooves, the bottom surfaces of the grooves and the light source modules. | 2012-12-27 |
20120327683 | LIQUID MICRO-SHUTTER DISPLAY DEVICE - Disclosed is a display device. In detail, a liquid micro-shutter display device includes a light source emitting light, a transparent lower substrate positioned in an light path of the light source, an optical conversion unit performing at least one of a function of converting light from the light source into light having a different wavelength band corresponding to a sub-pixel and a function of reflecting ambient light corresponding to a sub-pixel, a transparent upper substrate positioned in an light path of light output from the optical conversion unit, and a liquid micro-shutter positioned between the transparent lower substrate and the transparent upper substrate and opening and closing the path of light or adjusting an open area. | 2012-12-27 |
20120327684 | LIGHT GUIDING PLATE, LIGHTING APPARATUS, AND DISPLAY APPARATUS - Provided is a light guide plate that is suited for a compact illumination device emitting high-grade light and that allows the orientation thereof to be recognized with ease, an illumination device equipped with the light guide plate, and a display device equipped with the illumination device. Two protrusions ( | 2012-12-27 |
20120327685 | LIGHT GUIDE PLATE FOR BACKLIGHT AND MANUFACTURING METHOD THEREFOR - A light guide plate for a backlight. The light guide plate includes: a light source unit for generating light; a light guide plate proximate to the light source unit and including an upper surface and a lower surface; and a light emission pattern configured to diffuse a portion of the light directed toward an image display panel, and a first straight pattern configured to channel the light along a direction substantially parallel to a direction of propagation of the light generated by the light source unit, both the light emission pattern and the first straight pattern being disposed on one of the upper surface and the lower surface of the light guide plate, in which the first straight pattern has peaks and valleys formed in alternating and repeating manner in a direction substantially perpendicular to a direction of propagation of the light generated by the light source unit. | 2012-12-27 |
20120327686 | LIGHT SOURCE MODULE AND DISPLAY DEVICE HAVING THE SAME - A light source module includes a first frame, a second frame, a light guide plate, a light source, at least one positioning element and at least one buffer element. The second frame is disposed corresponding to the first frame and has at least one through hole. The light guide plate is disposed between the first frame and the second frame and has a light incident surface and a side surface, and the side surface faces to the through hole of the second frame. The light source is disposed on the light incident surface of the light guide plate. The positioning element is disposed in the through hole of the second frame. The buffer element is located between the positioning element and the side surface of the light guide plate. | 2012-12-27 |
20120327687 | POWER ADAPTOR WITH POWER-SAVING MECHANISM - A power adaptor includes an inverter, a feedback circuit, a detecting unit, and an adjusting unit. The inverter is configured to convert an input voltage into an output voltage according to a power conversion ratio and adjust the power conversion ratio according to a feedback voltage. The feedback circuit is configured to provide the feedback voltage by voltage-dividing the output voltage according to a specific ratio. The detecting unit is configured to detect a load of an output end of the power adaptor. The adjusting is configured to adjust the specific ratio according to the loading variation of the load. | 2012-12-27 |
20120327688 | PARALLELED POWER CONVERTERS WITH AUTO-STAGGER START-UP - A power conversion system includes a shared output bus and a plurality of power conversion units coupled to the shared output bus. Each power conversion unit includes a power converter having a converter output coupled to the shared output bus and a delay generator that generates a start-up delay for the power converter if a pre-bias value of a bus voltage on the shared output bus is greater than a predefined threshold. Each power conversion unit also includes a voltage controller that controls the converter output subsequent to the start-up delay and maintains a current sourcing condition of the converter output during start-up of the power converter. The power conversion system also includes a load that is coupled to the shared output bus. A method of operating a power conversion unit is also provided. | 2012-12-27 |
20120327689 | POWER SUPPLY, IMAGE FORMING DEVICE, AND PIEZOELECTRIC TRANSDUCER CONTROL METHOD - A power supply with a digital control circuit generates an output voltage by driving a piezoelectric transducer with an alternating current voltage at a digitally controlled driving frequency. To skip over a spurious frequency, the driving frequency is switched between a first range above the spurious frequency and a second range below the spurious frequency. Within the first and second ranges, the driving frequency is varied in directions that make the output voltage track a target voltage. If the driving frequency arrives at the lower limit of the first range, it jumps to a switchover frequency in the second range. The first range can be used to generate a comparatively low output voltage, and the second range to generate a comparatively high output voltage. | 2012-12-27 |
20120327690 | Primary-Side Based Control Of Econdary-Side Current For A Transformer - A power control system includes a transformer and a controller regulates a current on a secondary-side of the transformer based on a primary-side signal value. In at least one embodiment, the secondary-side current is a current out of a filter coupled to a rectifier and the secondary-side of the transformer and into a load. In at least one embodiment, the primary-side signal value is a sample of a current in the primary-side windings of the transformer. In at least one embodiment, the primary-side signal value represents a sample value of a primary-side transformer current. Proper timing of sampling the primary-side signal value substantially eliminates contributions of a transformer magnetizing current from the primary-side transformer current sample. Sampling the primary-side signal value when contributions of the transformer magnetizing current are substantially eliminated allows at least an average of the secondary-side current to be determined from the primary-side signal value. | 2012-12-27 |
20120327691 | SWITCHED MODE POWER SUPPLY - A power supply has over power protection based on the same signal as used by the feedback path for controlling the switching of the power supply. This means that no additional signal needs to be supplied to the control circuit to implement mains over protection. | 2012-12-27 |
20120327692 | CONTROL DEVICE FOR A RESONANT CONVERTER - A control device for a resonant converter is described. The converter comprises a switching circuit adapted to drive a resonant circuit that includes at least one capacitor. The converter is adapted to convert an input signal into an output signal and the switching circuit includes at least a half bridge of first and second switches, the central point of said half bridge being connected to the resonant circuit. The control device comprises a controller adapted to generate at least a control signal of the switching circuit by comparing a signal representative of the energy of the resonant circuit with at least another signal. | 2012-12-27 |
20120327693 | HIGH VOLTAGE DIRECT CURRENT GENERATION AND TRANSMISSION BY A WIND TURBINE - A wind turbine including a synchronous generator that converts rotary motion of a hub or rotor of the wind turbine to a variable frequency alternating current (AC) power. The wind turbine further includes a primary power system located within the wind turbine that transforms the variable frequency AC power to high voltage direct current (HVDC) power and provides the HVDC power to a load over an HVDC transmission line. A method corresponding to the flow of power through the wind turbine and a wind park comprised of a plurality of the wind turbines are also provided. | 2012-12-27 |
20120327694 | POWER CONVERTER - A switching element connects/disconnects an input end to/from at least either of power supply lines. A switching element is provided between the power supply lines. One end on the low potential side of a power supply unit is connected to the switching element on the side of either of the power supply lines. One end of a capacitor is connected between the switching element and the input end. The other end of the capacitor is connected to one end on the high potential side of the power supply unit. The capacitor and the power supply unit respectively serve as operation power supplies for outputting switch signals to the switching elements. A voltage adjustment unit maintains voltage across both ends of the capacitor. | 2012-12-27 |
20120327695 | Linear Transformer Power Supply - A linear transformer power supply is disclosed that extracts a high level of energy from a linear transformer during the full cycle of AC input voltage. | 2012-12-27 |
20120327696 | CONTENT ADDRESSABLE MEMORY ARRAY HAVING VIRTUAL GROUND NODES - Power consumption of CAM devices is reduced during compare operations between a search key and data stored in the device's array by reducing the amount of electric charge by which the match line is discharged during mismatch conditions. More specifically, for some embodiments, each row of the CAM array includes circuitry that discharges the match line to a virtual ground node rather than to ground potential during mismatch conditions. Because the electrical potential on the virtual ground node is greater than ground potential, power consumption associated with charging the match line back to a logic high state during the next compare operation is reduced. | 2012-12-27 |
20120327697 | DISTRIBUTED FLASH MEMORY STORAGE MANAGER SYSTEMS - A flash memory storage system may include several modules of flash memory storage manager circuitry, each having some associated flash memory. The modules may be interconnected via the flash memory storage manager circuitry of the modules. The system may be able to write data to and/or read data from the flash memory associated with various ones of the modules by routing the data through the flash memory storage circuitry of the modules. The system may also be able to relocate data for various reasons using such read and write operations. The flash memory storage circuitry of the modules keeps track of where data actually is in the flash memory. | 2012-12-27 |
20120327698 | INTERCONNECTION ARCHITECTURE FOR MEMORY STRUCTURES - An interconnect architecture for connecting read/write circuitry to a memory structure, the interconnect architecture includes a switching layer having a number of access switches arranged in at least one set of two offset switch blocks, the access switches being connected to a first set of parallel wire tracks and a second set of parallel wire tracks intersecting the first set of parallel wire tracks; and a routing layer connecting the switches to a number of access vias of the memory structure; in which four wire tracks are used to select a programmable device of the memory structure. | 2012-12-27 |
20120327699 | WORD LINE FAULT DETECTION - In a memory having a word line driver and a ROM having N bit positions and a plurality of rows in which each row is coupled to a corresponding word line of the word line driver and stores a unique N bit value, a method includes activating, by the word line driver, a selected word line, and, for each bit position, determining whether a value of a true bit line of the bit position is at a same logic state as a value of a complementary bit line of the bit position when the word line driver activates the selected word line. In response to determining that a value of the true bit line is at the same logic state as the value of the complementary bit line for any of the N bit positions, providing a multiple word line fault indicator indicating that multiple word lines are activated simultaneously. | 2012-12-27 |
20120327700 | LOW VOLTAGE METAL GATE ANTIFUSE WITH DEPLETION MODE MOSFET - An antifuse according to an embodiment of the invention herein can include a depletion mode metal oxide semiconductor field effect transistor (“MOSFET”) having a conduction channel and a metal gate overlying the conduction channel. A cathode and an anode of the antifuse can be electrically coupled to the gate and spaced apart from one another in a direction the gate extends, such that the antifuse is programmable by driving a programming current between the cathode and the anode to cause material of the metal gate to migrate away. The gate may be configured such that, under appropriate biasing conditions, when the antifuse is unprogrammed, the conduction channel is turned on unless a voltage above a first threshold voltage is applied to the gate to turn off the conduction channel. The gate can be configured such that when the antifuse has been programmed, the conduction channel remains turned on even if a voltage above the first threshold voltage is applied between the gate and a source region of the MOSFET. | 2012-12-27 |
20120327701 | MEMORY ARRAY ARCHITECTURE WITH TWO-TERMINAL MEMORY CELLS - A non-volatile memory device includes a word line extending along a first direction; a bit line extending along a second direction; a memory unit having a read transistor coupled to the bit line, at least one two-terminal memory cell, and a select transistor, the two-terminal memory cell having a first end coupled to the word line and a second end coupled to a gate of the read transistor. The second end of the two-terminal memory cell is coupled to a common node shared by a drain of the select transistor and the gate of the read transistor. | 2012-12-27 |
20120327702 | NONVOLATILE MEMORY ELEMENT AND NONVOLATILE MEMORY DEVICE - A nonvolatile memory element includes: a first electrode layer; a second electrode layer; and a variable resistance layer which is placed between the electrode layers, and whose resistance state reversibly changes between a high resistance state and a low resistance state based on a polarity of a voltage applied between the electrode layers. The variable resistance layer is formed by stacking a first oxide layer including an oxide of a first transition metal and a second oxide layer including an oxide of a second transition metal which is different from the first transition metal. At least one of the following conditions is satisfied: (1) a dielectric constant of the second oxide layer is larger than a dielectric constant of the first oxide layer; and (2) a band gap of the second oxide layer is smaller than a band gap of the first oxide layer. | 2012-12-27 |
20120327703 | Random Access Memory Controller Having Common Column Multiplexer and Sense Amplifier Hardware - Systems and methods are provided for a random access memory controller. A random access memory controller includes a column multiplexer and sense amplifier pair, where the column multiplexer and sense amplifier pair includes a column multiplexer and a sense amplifier that are configured to utilize common circuitry. The common circuitry is shared between the column multiplexer and the sense amplifier so that the memory controller includes a single instance of the common circuitry for the column multiplexer and sense amplifier pair. The common circuitry includes a common pre-charge circuit, a common equalizer, or a common keeper circuit. | 2012-12-27 |
20120327704 | SEMICONDUCTOR MEMORIES - A semiconductor memory includes a bit cell having first and inverters forming a latch. First and second transistors are respectively coupled to first and second storage nodes of the latch and to first and second write bit lines. Each of the first and second transistors has a respective gate coupled to a first node. Third and fourth transistors are coupled together in series at the first node and are disposed between a write word line and a first voltage source. Each of the first and second transistors has a respective gate coupled to a first control line. A fifth transistor has a source coupled to a second voltage source, a drain coupled to at least one of the inverters of the latch, and a gate coupled to the first node. A read port is coupled to a first read bit line and to the second storage node of the latch. | 2012-12-27 |
20120327705 | Data-Aware SRAM Systems and Methods Forming Same - Exemplary embodiments for SRAM cells, new control units for SRAM systems, and embodiments of SRAM systems are described herein. An SRAM cell is configured to receive a first input voltage signal and a second input voltage signal with a different value from the first input voltage signal, and to maintain a first stored value signal and a second stored value signal. A control circuit is configured to receive a first input voltage signal and a second input voltage signal, and controlled by a sleep signal, a selection signal, and a data input signal, so that the output of the control circuit is data sensitive to the data input signal. An SRAM system comprises a plurality of SRAM cells, controlled the disclosed control circuit wherein an SRAM cell has two input voltage signals controlled by a data input signal and its complement signal respectively. | 2012-12-27 |
20120327706 | SPIN-TORQUE TRANSFER MEMORY CELL STRUCTURES WITH SYMMETRIC SWITCHING AND SINGLE DIRECTION PROGRAMMING - Techniques are provided for programming a spin torque transfer magnetic random access memory (STT-MRAM) cell using a unidirectional and/or symmetrical programming current. A unidirectional programming current flows through the free region of the STT-MRAM cell in one direction to switch the magnetization of the free region in at least two different directions. A symmetrical programming current switches the magnetization of the free region to either of the two different directions using a substantially similar current magnitude. In some embodiments, the STT-MRAM cell includes two fixed regions, each having fixed magnetizations in opposite directions and a free region configured to be switched in magnetization to be either parallel with or antiparallel to the magnetization of one of the fixed regions. Switching the free region to different magnetization directions may involve directing the programming current through one of the two oppositely magnetized fixed regions. | 2012-12-27 |
20120327707 | MAGNETIC RANDOM ACCESS MEMORY DEVICE AND METHOD OF WRITING DATA THEREIN - In a method of writing data in an MRAM device, a first operation unit is selected in a plurality of memory cells of the MRAM device. First to n-th switching pulses are sequentially applied to the first operation unit to write data in first to n-th groups of memory cells of the first operation unit, respectively. The n-th switching pulse may have a current level lower than that of an (n−1)th switching pulse, where n is an integer larger than at least 1. The n-th switching pulse may have a pulse width narrower than that of an (n−1)th switching pulse, where n is an integer larger than at least 1. The technique can be repeated for a second operation unit. A device and system are disclosed in which different current switching pulses are applied to multiple groups of memory cells within the first and/or second operation units. | 2012-12-27 |
20120327708 | HIGH-ENDURANCE PHASE CHANGE MEMORY DEVICES AND METHODS FOR OPERATING THE SAME - Phase change based memory devices and methods for operating such devices described herein overcome the set or reset failure mode and result in improved endurance, reliability and data storage performance. A high current repair operation is carried out in response to a set or reset failure of a phase change memory cell. The higher current repair operation can provide a sufficient amount of energy to reverse compositional changes in the phase change material which can occur after repeated set and reset operations. By reversing these compositional changes, the techniques described herein can recover a memory cell which experienced a set or reset failure, thereby extending the endurance of the memory cell. In doing so, phase change based memory devices and methods for operating such devices are provided which have high cycle endurance. | 2012-12-27 |
20120327709 | PROGRAMMING OF PHASE-CHANGE MEMORY CELLS - A method and apparatus for programming a phase-change memory cell. A bias voltage signal (V | 2012-12-27 |
20120327710 | ADAPTIVE WRITE PROCEDURES FOR NON-VOLATILE MEMORY - A method includes performing a write operation on memory cells of a memory array to a first logic state using a voltage of a charge pump. A portion of the write operation is performed on the memory cells of the memory array using the voltage of the charge pump. A level of the voltage is compared to a reference. If the level of the voltage is below the reference, the write operation is continued with an increased level of the voltage by reducing load on the charge pump by providing the voltage on a reduced number of memory cells, wherein the reduced number of memory cells is a first subset of the memory cells. | 2012-12-27 |
20120327711 | NONVOLATILE MEMORY DEVICE, MEMORY SYSTEM COMPRISING SAME, AND METHOD OF OPERATING SAME - A method of operating a nonvolatile memory device comprises receiving a read command from a memory controller, determining a read mode of the nonvolatile memory device, selecting a read voltage based on the read mode, and performing a read operation on memory cells of a selected page of the nonvolatile memory device using the selected read voltage. | 2012-12-27 |
20120327712 | METHOD FOR MEMORY CELL ERASURE WITH A PROGRAMMING MONITOR OF REFERENCE CELLS - Embodiments of the present disclosure provide methods, devices, modules, and systems for operating memory cells. One method includes: performing an erase operation on a selected group of memory cells, the selected group including a number of reference cells and a number of data cells; performing a programming monitor operation on the number of reference cells as part of the erase operation; and determining a number of particular operating parameters associated with operating the number of data cells at least partially based on the programming monitor operation performed on the number of reference cells. | 2012-12-27 |
20120327713 | IN-FIELD BLOCK RETIRING - Memory devices and methods are disclosed, including a method involving erasing a block of memory cells. After erasing the block, and before subsequent programming of the block, a number of bad strings in the block are determined based on charge accumulation on select gate transistors. The block is retired from use if the number of bad strings exceeds a threshold. Additional embodiments are disclosed. | 2012-12-27 |
20120327714 | Memory Architecture of 3D Array With Diode in Memory String - Various embodiments are directed to 3D memory arrays that lack a select line and devices controlled by the select line between one of the source line and the bit line, and the memory cells. Diodes between the other of source line and the bit line, and the memory cells provide needed isolation from the memory cells. | 2012-12-27 |
20120327715 | NONVOLATILE MEMORY DEVICES HAVING VERTICALLY INTEGRATED NONVOLATILE MEMORY CELL SUB-STRINGS THEREIN - Methods of forming nonvolatile memory devices according to embodiments of the invention include techniques to form highly integrated vertical stacks of nonvolatile memory cells. These vertical stacks of memory cells can utilize dummy memory cells to compensate for process artifacts that would otherwise yield relatively poor functioning memory cell strings when relatively large numbers of memory cells are stacked vertically on a semiconductor substrate using a plurality of vertical sub-strings electrically connected in series. | 2012-12-27 |