24th week of 2009 patent applcation highlights part 27 |
Patent application number | Title | Published |
20090147475 | Heat dissipation device having a fan mounted thereon - A heat dissipation device for dissipating heat from a heat-generating electronic element includes a heat sink for contacting with the heat-generating electronic element, a fan placed on the heat sink for providing an airflow through the heat sink and two wire clips. The fan comprises a frame. Each wire clip comprises a V-shaped main body and two locking parts at two opposite ends of the main body. Middles of the main bodies of the two wire clips are securely attached to two lateral sides of the heat sink by two screws. The locking parts of the wire clips are fastened to the frame of the fan, with the main bodies being deformed and pushing the fan toward the heat sink. | 2009-06-11 |
20090147476 | CIRCUIT BOARD APPARATUS WITH INDUCED AIR FLOW FOR HEAT DISSIPATION - A cooling mechanism to dissipate thermal energy generated by the heat generating components of a graphics card assembly. An apparatus includes a circuit board having at least one heat generating component affixed thereto. The apparatus also includes a fan and carrier therefor including a heat sink plate having a portion thermally coupled to the heat generating component. The heat sink plate includes a means for forming at least one slot proximate the portion. The fan is adapted to direct airflow cross the portion. The thermal energy generated by the heat generating component is transferred to the fan carrier and ultimately removed from the fan carrier by the airflow. The airflow inducts a secondary airflow drawn through the slot during operation thereby to enhance transfer of the thermal energy from the heat generating component. | 2009-06-11 |
20090147477 | Electronic device - An electronic device includes a housing, a plurality of heat-dissipating fins, and a heat-dissipating fan. The housing defines a receiving space, and an opening communicating the receiving space with the outside environment. The housing includes a power socket disposed in the receiving space. The heat-dissipating fins are disposed in the receiving space. The heat-dissipating fan includes a power plug portion corresponding to the power socket. The heat-dissipating fan is mountable in the receiving space through the opening so as to provide an air current to the heat-dissipating fins. The power plug portion is inserted into the power socket upon insertion of the heat-dissipating fan into the receiving space. The heat-dissipating fan is removable from the housing through the opening for cleaning of the heat-dissipating fan and the heat-dissipating fins. | 2009-06-11 |
20090147478 | HEAT SINK FAN - A heat sink fan of the present invention includes a heat sink and a fan. The heat sink includes a base having a center axis and a plurality of fins extending radially outwardly from an outer circumference of the base and disposed in a circumferential direction. The fan includes an impeller portion disposed adjacently to the heat sink in the direction along the center axis, the impeller portion rotating about the center axis, and a frame portion for covering and fixing the impeller portion, part of the frame portion being opposed to the heat sink. The frame portion has at least one protruding portion. The protruding portion enters into a space between the fins which are adjacent to each other. | 2009-06-11 |
20090147479 | HEAT DISSIPATION APPARATUS - A heat dissipation apparatus including an insulation substrate, a heat sink, and a heat mass member. The insulation substrate includes a first surface serving as a heated body receiving surface and a second surface opposite to the first surface. A heat sink is thermally coupled to the second surface of the insulation substrate. A heat mass member includes a stress reduction portion and a heat mass portion arranged so that one is above the other. The stress reduction portion includes a plurality of recesses in at least either one of a surface facing toward the insulation substrate and a surface facing toward the heat sink of the heat mass member. The heat mass portion has a thickness that is greater than that of the stress reduction portion, and the heat mass member has a thickness that is greater than three millimeters. | 2009-06-11 |
20090147480 | Heat sink and electronic apparatus using the same - A heat sink and an electronic apparatus using the same are disclosed. The heat sink comprises a fin structure and a fastening assembly; the fastening assembly comprises an adjustable positioning member, an elastic member, and a hooking member, the elastic member being disposed between the hooking member and the fin structure such that the adjustable positioning member combines the hooking member, the elastic member, and the fin structure; wherein the hooking member may secure the heat sink onto an electronic component, and the adjustable positioning member may be used to adjust the tightness between the heat sink and the electronic component. | 2009-06-11 |
20090147481 | ELECTRONIC DEVICE - Provided is an electronic device, which can make the user feel no temperature difference, which can keep the heat liberation of a casing and which can be reduced in size. | 2009-06-11 |
20090147482 | Electric control device and manufacturing method thereof - An electric component is mounted on a circuit board, and a pre-foamed heat radiating member is applied on the electric component. The circuit board is inserted into a chassis having a box shape with an opening in one side toward an opposite side of the opening. A thickness of the pre-foamed heat radiating member is less than a distance between a front surface of the electric component and an inner surface of the chassis. Thus, the pre-foamed heat radiating member is not removed by scraping when the circuit board is inserted into the chassis. Then, the pre-foamed heat radiating member is heated and expands until the radiating member reaches the chassis, and a heat radiating path between the electric component and the chassis is provided. Therefore, the heat radiating property of the electric component can be increased. | 2009-06-11 |
20090147483 | SLIPOVER DISTRIBUTION CABINET - Replacing, and in particular extending, the body of an outdoor distributor cabinet includes removing the body of the old distributor cabinet, slipping a new hollow base over the old assembly frame and the old base. A new body, which has at least the same inner capacity as the old body, is placed on top of the old assembly frame, aligned therewith, and secured. Accordingly, the distributor cabinet remains in its original position, whereby no new authorization for installation or building permit is required. | 2009-06-11 |
20090147484 | HANDHELD ELECTRONIC DEVICE - A handheld electronic device including a first body, a second body, a flexible electrical connecting means and a cover is provided. The second body is slidely coupled to the first body. The flexible electrical connecting means is electrically connected between the first body and the second body and the cover is slidely coupled to the second body. The cover is located at a first position on the second body when the first body and the second body are in a stacked state. The cover shields the flexible electrical connecting means exposed due to the movement of the second body against the first body when the first body and the second body are in a spread state. Therefore, reliability and appearance of the handheld electronic device can be improved. In addition, available area on the handheld electronic device in the spread state can be increased, to provide higher design flexibility. | 2009-06-11 |
20090147485 | Sliding mechanism for portable electronic device - A sliding mechanism includes: a slidable intermediate member having first and second guide holes; a first shaft that is slidably inserted into the first guide hole, the first shaft having first and second end portions; a first spring member that is interposed between the first end portion of the first shaft and the slidable intermediate member to urge the slidable intermediate member toward the second end portion of the first shaft; a second shaft that is slidably inserted into the second guide hole, the second shaft having third and fourth end portions, the third end portion being disposed at a position opposite to the first end portion; and a second spring member that is interposed between the third end portion of the second shaft and the slidable intermediate member to urge the slidable intermediate member toward the fourth end portion of the second shaft. | 2009-06-11 |
20090147486 | MOUNTING APPARATUS FOR EXPANSION CARDS - A mounting apparatus is configured for fixing an expansion card. The mounting apparatus includes a support fixed to an enclosure, a fastening member, and a latching member pivotably coupled to the fastening member. One end of the fastening member is fixed to the support, and the other end of the fastening member is urged against the expansion card. The latching member includes a first elastic portion configured for pressing the fastening member, and a locking portion extending from the first elastic portion. When the first elastic portion is pressed, the first elastic portion is deformed to press the fastening member to urge against the expansion card, and the latching portion is engaged in the support. | 2009-06-11 |
20090147487 | CABLE ROUTING STRUCTURE - A cable routing structure includes a flexible flat cable and a wiring board. The wiring board has a first side and a second side that is opposite the first side. The wiring board includes a cable attachment component, a first access component and a second access component. The cable attachment component is formed on the first side of a wiring board and electrically coupled to an end portion of the flexible flat cable. The first access component includes a first slit formed on the wiring board. The flexible flat cable extends through the first slit from the first side of the wiring board to a second side of the wiring board. The second access component is spaced from the first access component. The flexible flat cable extends through the second access component from the second side of the wiring board to the first side of the wiring board. | 2009-06-11 |
20090147488 | PRINTED CIRCUIT BOARD HAVING CHIP PACKAGE MOUNTED THEREON AND METHOD OF FABRICATING SAME - Disclosed is a printed circuit board (PCB) and a method of fabricating the same. A contact portion is formed on an internal layer of the multi-layered PCB. A groove is formed so as to expose the contact portion of the internal layer. A chip package is mounted on the PCB while being flip-chip bonded to the exposed contact portion of the internal layer. | 2009-06-11 |
20090147489 | STRUCTURE FOR MOUNTING FEEDTHROUGH CAPACITORS - In a structure for mounting a first feedthrough capacitor and a second feedthrough capacitor on a mounting surface of a substrate, the first and second feedthrough capacitors are disposed so as to be substantially parallel and to face each other in their partial regions, and a current in the partial region of the first feedthrough capacitor flows in a direction opposite to that in the partial region of the second feedthrough capacitor. | 2009-06-11 |
20090147490 | SUBSTRATE FOR WIRING, SEMICONDUCTOR DEVICE FOR STACKING USING THE SAME, AND STACKED SEMICONDUCTOR MODULE - In a stacked semiconductor module, a test covering connecting terminals is easily conducted and high reliability is achieved. | 2009-06-11 |
20090147491 | RECEIVING APPARATUS AND BOARD INSTALLATION MEMBER - A receiving apparatus according to the present invention comprises: a first board including a mount surface whose outer edge is substantially quadrilateral; and a board installation member including a plate portion that has an installation surface whose outer edge is substantially quadrilateral, the first board is installed on the installation surface (called a front surface) side and the surface (called a rear surface) of the rear side of the installation surface is installed on a given second board, the apparatus applies a predetermined processing to a received broadcast signal using a circuit disposed on the first board, and the board installation member includes a connecting terminal to electrically connect the first board with the second board and a leg portion used for the installation on the second board, the connecting terminal protrudes from the plate portion in the direction substantially perpendicular to the plate portion on the front surface side and on the rear surface side, and comes into contact with the first board on the front surface side and comes into contact with the second board on the rear surface side, and the leg portion protrudes from the plate portion in the direction substantially perpendicular to the plate portion on the rear surface side. | 2009-06-11 |
20090147492 | Data processing system - The invention relates to a data processing system with a main board, in which main board has at least one multipoint connector, in which at least one riser card is accommodated, and a first daughter card is accommodated in first riser card in such a manner that first daughter card is arranged parallel to main board. The data processing system further comprises a second multipoint connector, wherein a second riser card is accommodated in second multipoint connector, and a second daughter card is accommodated in second riser card in such a manner that second daughter card is arranged parallel to main board. The First multipoint connector and the second multipoint connectors are arranged on opposite outer sides of the main board. Each daughter card comprises a respective I/O interface which each cooperates with a common rear panel and is pointed towards the common rear panel. Relative to second daughter card, first daughter card is arranged rotated by 180° about an axis running parallel to main board. | 2009-06-11 |
20090147493 | Electronic module with seamless anti-emi device - An electronic module ( | 2009-06-11 |
20090147494 | ELECTRONIC DEVICE AND SLOT - An electronic device includes a casing having an opening, a cover that covers the opening, a slot connector provided on a board arranged in the casing, and a conducting member that is provided at the slot and that electrically connects the printed circuit board to the cover. | 2009-06-11 |
20090147495 | ASSEMBLY DEVICE FOR LINE AND PLUG CONNECTOR ELEMENTS - The invention relates to a mounting apparatus for electrical line and plug-in connecting elements for telecommunications and data technology, having at least one front panel ( | 2009-06-11 |
20090147496 | REAR MOUNT SHAFTLESS MOTOR AND LIGHTING SYSTEM - A motor and lighting system and method for mounting the motor and lighting system to the instrument cluster are disclosed, wherein the motor and lighting system includes a light source disposed on a rear side of a printed circuit board, the light source in electrical communication with a source of electrical energy and a motor having an aperture formed therein and disposed on the rear side of the printed circuit board, light emitted from the light source passing through the aperture of the motor. | 2009-06-11 |
20090147497 | ILLUMINATION APPARATUS, COLOR CONVERSION DEVICE, AND DISPLAY APPARATUS - An illumination apparatus includes a transparent substrate, a phosphor layer, an optical wavelength selection filter layer, and a light-emitting device. The transparent substrate includes a first surface and a second surface opposing each other. The phosphor layer is disposed on the first surface side of the transparent substrate. The optical wavelength selection filter layer is disposed on the second surface side of the transparent substrate and configured to transmit light of a first wavelength therethrough and reflect light of a second wavelength that is emitted from the phosphor layer by being excited by the light of the first wavelength. The light-emitting device is configured to emit the light of the first wavelength from the optical wavelength selection filter layer side thereof toward the optical wavelength selection filter layer. | 2009-06-11 |
20090147498 | LIGHT EMITTING DEVICE - Disclosed are a light emitting device. The light emitting device comprises a board comprising a plurality of lead frames, a light emitting diode chip electrically connected to the lead frames, and a reflective member formed coupled on the board while surrounding the light emitting diode. | 2009-06-11 |
20090147499 | Light diffusion film with uniform surface roughness and low retardation value, display including the same, and associated methods - A light diffusion film includes a thermoplastic resin, a surface of the light diffusion film has a roughness (Ra) of about 0.5 to about 3 μm and a height distribution index (HDI) of about 3 to about 8 μm, and the light diffusion film has a retardation of not more than about 25 nm. | 2009-06-11 |
20090147500 | BACKLIGHT ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME - A backlight assembly, in which several parts are unified so as to reduce a number of parts used and simplify an assembly process includes lamps emitting light, first lamp sockets, each of which includes a first connection member coupled with one end of each of the lamps so as to be electrically connected to the end of each of the lamps, and a reflection plate to reflect the light emitted from the lamps, and including socket fixing units formed integrally therewith to respectively fix the first lamp sockets. Each of the socket fixing units includes a socket fixing groove formed on a bottom plane of the reflection plate. | 2009-06-11 |
20090147501 | Backlight Module and Method of Manufacture Using Complementary Light Sources having the Same Color - The present invention provides a backlight module and a manufacture method thereof using complementary light sources having the same color. The backlight module includes an optical film set and a plurality of light source sets having a first light source and a second light source. The first light source generates a first chromaticity light while the second light source generates a second chromaticity light. The first chromaticity light mixes with the second chromaticity light in the space between the light source sets and the optical film set and then enters the optical film set. The first chromaticity light and the second chromaticity light have their own spectrum and both spectra fall into a first color region of the CIE 1931 color space. Within the first color region, the spectrum of the first chromaticity light is close to a second color region while the spectrum of the second chromaticity light is close to a third color region. | 2009-06-11 |
20090147502 | ILLUMINATED BACKGROUND SYSTEM FOR AQUARIUM - The present invention relates generally to an illuminating apparatus and more particularly to an apparatus designed to backlight a decorative scene that may be adhered or otherwise disposed adjacent to a wall of an aquarium, terrarium, or similar enclosure. The apparatus may also be used to effectively illuminate the interior of an enclosure such as an aquarium or terrarium through a transparent side wall thereof. | 2009-06-11 |
20090147503 | Illuminated washable spoon with motion sensor - The illuminated washable spoon includes a main spoon body having a concave distal portion and a handle portion. The handle portion is hollow and has a motion sensor and switch therein with connection to an illumination mechanism and adapted to turn the switch on in response to detected motion. An illumination mechanism is located within the handle portion. The illumination mechanism includes a power source, connection to the on/off switch and at least one light. When the spoon is moved and motion is sensed by the motion sensor, the motion sensor turns on the switch which illuminates at least one light. | 2009-06-11 |
20090147504 | LED LIGHTING FOR GLASS TILES - Devices, apparatus, systems, and methods of installing LED (light emitting diodes) for glass tiles and glass blocks. The LEDs can be housed in flexible strips having flexible bendable transparent housing sleeves with ends that can interconnect by male and female ends to one another with various types of interconnectors. Each separate sleeve can house up to 33 LEDs in a transparent plastic sleeve. A transparent connector sleeve can be slid over the interconnected ends and heat shrunk in place. The glass tiles can be laid out to uniform joints spacings between the glass tiles of approximately 3/16 of an inch. The LED strips can be placed on a surface layer of transparent grout that has been laid in the joint spacing, followed by a top layer of transparent grout. The transparent grout can be removable grout and include clear Silicon. The LED strips can have peel and stick back layers with adhesive backing that allows mounting to the lower surface. The LED strips can be placed with glass tiles, and other types of tiles such as but not limited to ceramic tiles, stone tiles and the like, as well as with glass blocks. Splitter(s) can be used to run parallel runs of LED strips at different spaced apart locations. | 2009-06-11 |
20090147505 | Rechargeable portable Light with Multiple Charging Systems - A rechargeable portable light having a housing member with an opening for the emission of light, and several possible charging systems including a solar panel, an AC charger, an auto charger, and a hand crank generator charger. An electronic circuit is located within the housing member and includes at least one electrochemical capacitor for power storage. The electrochemical capacitor is charged by a charging system. A power inverter circuit, a mechanical switch method, or a DC-DC IC is used to increase voltage and regulate current. The circuit also includes at least one light emitting diode (LED) positioned near the opening in the housing member, and a switch interposed between the capacitor and the LED. The switch is closed when power is delivered from the capacitor to the LED. | 2009-06-11 |
20090147506 | POCKET FLASHLIGHT - Flashlights are provided herein that can be removable attached to a magnetic surface. A flashlight can include a body having a bulb end and a clip end, a light source connected to the bulb end, and one or more magnets attached to the body flashlight. In one example, a flashlight includes a pocket clip attached to the clip end, and the one or more magnets can be attached to the pocket clip. | 2009-06-11 |
20090147507 | MODULAR LIGHT FIXTURE WITH POWER PACK - A modular light fixture includes a fixture body having a frame with a top a bottom. The top defines a ballast channel and the bottom has a reflector formed from a sheet material. A lampholder is mounted to the frame and receives and electrically connects to a fluorescent tube positioned adjacent to the reflector. A detachable power pack is removable from the top of the frame and includes a ballast channel cover that detachably engages the ballast channel on the top of frame, and a ballast mounted to the ballast channel cover and having power input wiring, and ballast output wiring electrically connected to the lampholder. A power input connector has a socket portion mounted to the ballast channel cover and electrically connected to the power input wiring of the ballast, and a plug portion connected to a power supply line to provide electrical power from a power source. | 2009-06-11 |
20090147508 | Lighting Unit and Lamp - A lighting unit has at least two submounts, wherein each submount has multiple light sources. Furthermore, a lamp may have such a lighting unit. | 2009-06-11 |
20090147509 | CONFIGURABLE LED LIGHTING STRIP - A lighting system and method for assembling the lighting system are disclosed, wherein the lighting system includes a flexible conductive strip, a control module in electrical communication with the flexible conductive strip, and a plurality of light source modules, wherein the light source modules can be coupled to the lighting system at any desired location along the length of the flexible conductive strip. | 2009-06-11 |
20090147510 | LED ILLUMINATION DEVICE AND ILLUMINATION MODULE USING THE SAME - A LED illumination device includes a base plate, a plurality of LEDs, a driving circuit and a control circuit. The plurality of LEDs, the driving circuit and the control circuit are arranged on a surface of the base plate and electrically connected to each other. The control circuit is configured for controlling the driving circuit to output a driving power. The plurality of LEDs emit light based upon the driving power. Thus the base plate, the LEDs, the driving circuit and the control circuit are integrated in a same device for simplifying the whole structure thereof to be easily assembled. | 2009-06-11 |
20090147511 | Lumenairs Having Structurally and Electrically Integrated Arrangements of Quasi Point Light Sources, Such as LEDS - A lumenaire system for providing varied types of illumination having a structural frame with hubs disposed in a spatial configuration and joining members providing structure and stability between said hubs. There are quasi point light sources mounted at specific points on the structural frame for providing a radiant illumination from said lumenaire system and an optical system for distributing the radiant illumination as a specific light pattern. | 2009-06-11 |
20090147512 | LIGHT EMITTING DEVICE AND ELECTRONIC APPARATUS - A light emitting device includes a plurality of light emitting elements aligned along a reference line, a plurality of lenses that collects light emitted from the plurality of light emitting elements, and a drive circuit that allows either a first light emitting element or a second light emitting element to emit light. The plurality of lenses includes a first lens and a second lens that is disposed on an opposite side of the first lens with the reference line interposed therebetween, and a distance between the center of the first lens and the reference line is the same as a distance between the center of the second lens and the reference line. The plurality of light emitting elements includes the first light emitting element and the second light emitting element that is disposed on an opposite side of the first light emitting element with the reference line interposed therebetween. A distance between the first light emitting element and the reference line is the same as a distance between the second light emitting element and the reference line. | 2009-06-11 |
20090147513 | BACKLIGHTING LED POWER DEVICES - A generally planar illumination, display, or backlighting device is disclosed, including a generally planar arrangement of side emitting light emitting diode (LED) devices generating side emitted illumination, and a generally planar arrangement of wavelength conversion elements arranged coplanar with the generally planar arrangement of side emitting light emitting diode (LED) devices. The wavelength conversion elements are interspersed amongst the side emitting LED devices and configured to wavelength convert the side emitted illumination generated by the side emitting LED devices. A display device using such a generally planar illumination device is also disclosed, in which a liquid crystal display (LCD) panel is backlit by the generally planar illumination device. | 2009-06-11 |
20090147514 | DISPLAY METHOD AND ILLUMINATION SYSTEM THEREOF - An illumination system is provided, which provides a plurality of light beams to a light valve. The illumination system includes a plurality of light sources, a polynomial lens and an optical scanning element. The light sources are capable of emitting the light beams. The polynomial lens is disposed on light paths of the light beams and located between the light sources and the light valve. The polynomial lens shapes the light beams into a plurality of rectangular light beams. The optical scanning element is disposed on light paths of the rectangular light beams and located between the polynomial lens and the light valve. The optical scanning element is capable of moving for scanning the rectangular light beams on the light valve unidircetionally or back and forth along a direction, and the rectangular light beams partially overlap with each other on the light valve. | 2009-06-11 |
20090147515 | PRISM SHEET AND BACKLIGHT MODULE USING THE SAME - An exemplary prism sheet includes a transparent main body. The main body includes a first surface and a second surface. The first surface and the second surface are on opposite sides of the main body. The first surface defines a plurality of elongated, arc-shaped depressions. Each elongated, arc-shaped depression has a varying depth forming a first smooth wavy pattern. A plurality of elongated, arc-shaped protrusions protrudes from the second surface. Each elongated, arc-shaped protrusion has a varying height forming a second smooth wavy pattern. A backlight module using the present prism sheet is also provided. | 2009-06-11 |
20090147516 | SOLID ILLUMINATION DEVICE - A solid illumination device includes a light emitting module ( | 2009-06-11 |
20090147517 | LED RECESSED LAMP WITH SCREWS FIXING A RECESSED FIXTURE THEREOF - An LED recessed lamp for being received in a wall, including a housing ( | 2009-06-11 |
20090147518 | LED LAMP WITH IMPROVED HEAT DISSIPATING STRUCTURE - An LED lamp includes a top cover, a heat sink, and a conducting member, a plurality of light bars and a light cover. The top cover has a plate and a head extending upwardly from a centre of the plate. The heat sink has a conducting tube coupled to the plate of the top cover and a plurality of fins extending outwardly from the conducting tube. The conducting member is received in and thermally contacts with the conducting tube, and has a top surface attached to the plate and an inner surface on which the plurality of light bars are mounted. The inner surface is oriented downwardly and concaved from a bottom of the conducting member. Each light bar has a printed circuit board and a plurality of LEDs thereon. | 2009-06-11 |
20090147519 | LED work light - An LED work light has multichip LEDs and a diffusing dome. Each LED may have separate electrical terminals for each chip. The LED work light may have convex lenses forward of each LED. Convex lenses may be hemispherical. Convex lenses may have a nonhemispheric curved surface whose cross section has at least one circular arc and no non-circular arcs. The LED work light has a battery or receives power from an external power source. The LED work light may have a transparent plastic tube as a structural member. A replaceable plastic cover may be added to protect any structural tube or other major transparent part of the LED work light from abrasions. The plastic cover may be tubular. The plastic cover may comprise laminations of plastic that can be removed individually after being abraded. Any external power source may be a wall transformer type and may have current limiting means. The LEDs may be attached to the rear surface of an LED PCB that is fastened to a heatsink in a manner achieving thermal contact between the rear surfaces of the LEDs and the heatsink. A position sensing switch may be used. | 2009-06-11 |
20090147520 | LED LAMP WITH A HEAT SINK - An LED lamp includes a post ( | 2009-06-11 |
20090147521 | LED LAMP - An LED lamp includes a housing having a base, a frame at a top end of the housing and a plurality of stanchions interconnecting the base and the frame. A heat sink is mounted on the frame. An LED module is received in the housing and attached on a bottom surface of the heat sink. A printed circuit board is arranged on the base of the housing, and a reflector is located on the printed circuit board. A transparent envelope is received in the housing and covers windows defined between the stanchions. A light generated by the LED module is reflected by the reflector to transmit outwardly through the envelope to illuminate a surrounding environment. | 2009-06-11 |
20090147522 | LED LAMP WITH A HEAT SINK ASSEMBLY - An LED lamp includes a first heat sink, a pair of second heat sinks arranged at two opposite sides of the first heat sink, a plurality of heat pipes connecting the first heat sink to the pair of second heat sinks, and an LED module mounted on the first heat sink. With the help of good heat conducting capability of the heat pipes, heat generated by LEDs of the LED module can be conducted to the first heat sink and the pair of second heat sinks rapidly, which then dissipate the heat to the ambient air. Each second heat sink consists of a plurality of sheets defining a plurality of gaps therebetween; the gaps extend through top and bottom of each second heat sink. Each second heat sink has a lower portion below a bottom surface of the first heat sink. | 2009-06-11 |
20090147523 | Versatile light system - A versatile reflector light system able to utilize ambient light in order to increase illumination in a decorative or useful manner, on behalf of it's own appearance, or in combination with ornaments as well as function as specially lit reflectors for pedestrians and motorists. Modified versions may be powered by induction methods in order to create motion and additional light. | 2009-06-11 |
20090147524 | POINT LIGHT SOURCE WITH ACCURATE POSITIONING - A lamp system that has two opposed electrodes for forming an arc with end cap connection has an electrode and a connector made from a unitary conductor as opposed to two parts that need to be connected and positioned after connection. The lamp assembly is particularly useful in cases in which accurate positioning of the arc is useful or even critical such as an application's used to provide light for an optical fiber or other small target. | 2009-06-11 |
20090147525 | SOLID-STATE ILLUMINATING APPARATUS - A solid-state illuminating apparatus ( | 2009-06-11 |
20090147526 | Time piece with LED light means - A timepiece with LED lights uses a simple light-medium body with a very rough finish to allow light from LED(s) to pass though input-end(s) of the light-medium body and travel within the body and obtain a very even brightness on all surfaces of the light medium that are seen by a viewer. Combined with a milky/frosted front sheet overlay, the light-medium surface can get perfect area illumination effects. The movement for the time display can include analog indicators with a guilt-in light-medium on the top cover to achieve a super slim LED illumination for the time piece. For night light application, the sealed-unit may consist of prong-means and an LED related circuit sealed within a safety standard plastic material and assembled with the night light body to save a lot of cost enable use of all kinds of materials. The invention may also be adapted to an LCD display timepiece. | 2009-06-11 |
20090147527 | Electric Fixture Holder for Ladder - A mounting member is defined to be secured to a number of rungs of the ladder. A fixture support is affixed to a side of the mounting member that faces away from the ladder when the mounting member is secured to the ladder. The fixture support is defined to receive and support an electric fixture. | 2009-06-11 |
20090147528 | LIGHTING HANDLE OF CAR - A lighting handle of a car comprises a handle body having a recess at an inner surface thereof; a light emitting device being installed at an inner side of the recess of the handle body; the light emitting device including: a seat installed with a supporting surface; one side of the supporting surface being formed with an inserting groove; a circuit board installed on the supporting surface of the seat; the circuit board being installed with a plurality of lighting emitting bodies; the circuit board having a power wire for connecting other electric circuit in a car; and a transparent lamp cover installed on the seat; an inner wall of the cover being a reflecting surface; one side of the cover having a protrusion which has passed through the through hole of the circuit board to be inserted into the inserting groove of the seat. | 2009-06-11 |
20090147529 | VEHICLE LAMP - A vehicle lamp can include a light source unit including a light guide plate with a light emission surface, and a point or line light source opposed to one end face of the light guide plate. The light guide plate can be made of a transparent plate-like material. A convex projection lens can be configured to focus light emitted from the light source unit and project the light forward in a direction of light illumination. The light guide plate can have a prism array on a rear surface thereof extending with a serrated cross section from the one end face to the opposite end face of the light guide plate, and in a direction parallel with the end face. The prism array can include a plurality of prism surfaces, with each prism surface being obliquely formed so that when light enters the light guide plate from the light source side and impinges thereon, a substantial amount of the light can be totally reflected into small angles of incidence to the emission surface. The projection lens can be disposed such that a focus thereof on a light source unit side is located on the light emission surface of the light guide plate. | 2009-06-11 |
20090147530 | LED Lamp Light Emitting Insert - An LED lamp light emitting insert includes an LED lamp, a mist sprayer, and a circuit. The LED lamp and the mist sprayer are connected to the circuit through a switch. A mist spraying hole is disposed on the circumferential surface of the light emitting insert; a blind hole is disposed at an upper end of the light emitting insert and inserted with a silicone optical fiber; a star body is installed at a distal end of the silicone optical fiber. The light emitting insert is applied to a decoration such as a basket, pot, box, bunch or bouquet of fresh or artificial flowers, or a color ribbon, a church bell, an arch, a flower circle, a flower groove, a pond, and a flower car to provide light emitting and mist spraying effects The light emitting insert can be bent into different shapes to provide a natural and artistic look. | 2009-06-11 |
20090147531 | ORAL ILLUMINATOR - An oral illuminator includes a solid state light-emitting element emitting light, an optical fiber, and a light diffuser. The optical fiber is arranged between the solid state light-generating element and the diffuser for transmitting the light of the solid state light-generating element to the diffuser. The optical fiber has an incident surface optically coupled to the solid state light-generating element, and an emitting surface optically coupled to the diffuser. | 2009-06-11 |
20090147532 | Backlight unit - A backlight unit includes: light guide plate surrounded by main surfaces and end surfaces, one end surface facing a light source designated as entrance surface, one main surface designated as emitting surface; first prism sheet provided above the light guide plate, having first prism columns on a top surface and second prism columns on a bottom surface, each first prism column has first ridge line parallel or perpendicular to the entrance surface, each second prism column has second ridge line extending in a different direction from the first ridge line; second prism sheet provided above the first prism sheet, having third prism columns abutting each other on a top surface, each third prism column has third ridge line extending in a direction different from the first and second ridge lines; and reflection sheet facing the light guide plate below the light guide plate. | 2009-06-11 |
20090147533 | Display Device - A display device is provided. The display device comprises a light guide plate; a first light source being disposed at a side of the light guide plate and having a first half-power angle; a second light source being disposed at the side of the light guide plate and having a second half-power angle; and a display panel on the light guide plate. | 2009-06-11 |
20090147534 | BACKLIGHT DEVICE AND DISPLAY DEVICE USING THE SAME - In a backlight device, among a plurality of light emitting diodes, light amounts thereof are measured in advance, and they are classified as any one of two or more light amount ranks according to the measurement results. In each of an upper region and a lower region of the light emitting diodes that are set on an upper side and lower side of a light guide plate, respectively, the light emitting diodes that are classified as having the same light amount rank are disposed. | 2009-06-11 |
20090147535 | LIGHT ILLUMINATION OF DISPLAYS WITH FRONT LIGHT GUIDE AND COUPLING ELEMENTS - In various embodiments described herein, a display device includes a front illumination apparatus that comprises a first light guide disposed forward of an array of display elements, such as an array of interferometric modulators, to distribute light across the array of display elements. The light guide panel is edge illuminated by a light source positioned behind the array display elements. The light from such a light source is coupled to a second light guide disposed behind the array of display elements and positioned laterally with respect to the light source. The light in the second light guide is coupled into the first light guide using a small optical coupling element such as a turning mirror. In some embodiments the second light guide may comprise the backplate of the display device. | 2009-06-11 |
20090147536 | ILLUMINATING DEVICE - An exemplary illuminating device includes a light guide member and a light source. The light guide member includes an annular main body and at least one light incident portion extending from and optically coupled to the annular main body. The light source is optically coupled to the at least one light incident portion. The annular main body has a light emitting surface. The annular main body has a plurality of micro protrusions formed on the light emitting surface. | 2009-06-11 |
20090147537 | Light Guide Member, Planar Lighting Device Using the Same, and Rod-Type Lighting Device - A transparent light guide member comprising a first light guide unit in the form of a transparent plate having a rectangular light emitting plane and a parallel groove formed on a rear surface located opposite from the rectangular light emitting plane and parallel to one side of the rectangular light emitting plane; and a second light guide unit, which is transparent, having a columnar external shape to be accommodated in the parallel groove and containing light-scattering particles. Let Φ be the scattering cross section of the particles, L | 2009-06-11 |
20090147538 | LIGHT GUIDE PLATE WITH LASER PROCESS PATTERNS ON AN INCIDENT PLANE AND MANUFACTURING METHOD THEREOF - A method for patterning a light guide plate includes: (a) using laser beams to carve out a plurality of notches on a mold; and (b) manufacturing the light guide plate with the mold for forming a plurality of laser process patterns on an incident plane of the light guide plate. | 2009-06-11 |
20090147539 | Optical assembly - An optical assembly includes a light source for generating and emitting light, a light guide plate, and a light transmissive plate. The light transmissive plate is disposed above the light guide plate and has a plurality of asymmetric V-shaped structures on a bottom surface thereof. The V-shaped structures may divert the light emitted from an optical element to exit at a collimation angle, thereby enhancing a light utilization, reducing loss of the light, and facilitating the enhancement of a positive gray level. Further, the optical assembly has a simple structure and a low cost. | 2009-06-11 |
20090147540 | METHOD FOR OPERATING A CONVERTER CIRCUIT - A method and arrangement are disclosed for operating a converter circuit. Such a converter circuit has a converter unit having a multiplicity of drivable power semiconductor switches. The converter unit is connected to an electrical AC voltage supply system on the AC voltage side. The drivable power semiconductor switches are driven by means of a drive signal formed from reference voltages (u*Na, u*Nb, u*Nc). The reference voltages (u*Na, u*Nb, u*Nc) are formed from a periodic modulation index and from a periodic modulation angle. | 2009-06-11 |
20090147541 | Complex Inductor and Power Supply Unit - A complex inductor according to the present invention changes its magnetic coupling polarity according to currents flowing its two inductors. The complex inductor includes a first magnetic member, around which first and third windings are formed, and a second magnetic member, around which second and fourth windings are formed. A first inductor is formed by connecting the first winding to the second winding, and a second inductor is formed by connecting the third winding to the fourth winding. The two magnetic members are made of a magnetic material having a magnetic permeability that gradually decreases as its magnetic flux density is increased. When the two windings are interconnected in a direction in which induced voltages generated in these windings by the current flowing in the second inductor weaken each other, the magnetic coupling polarity between the first and second inductors changes according to the current flowing in the inductors. The two inductors are magnetically coupled so that, when one of the two inductors stores energy, the current flowing in the other inductor increases, and when one of the two inductors releases energy, the current flowing in the other inductor decreases. | 2009-06-11 |
20090147542 | Systems and methods for driving a transistor - This disclosure relates to monitoring and controlling a voltage characteristic of a Drain Extended Metal Oxide Semiconductor (DeMOS) transistor. | 2009-06-11 |
20090147543 | DC-DC CONVERTER FOR DISPLAY APPARATUS - A DC-DC converter, which supplies a drive power to a display apparatus, includes a plurality of insulated transformers, a resonance capacitor, and a resonance coil. Primary coils of the plurality of insulated transformers, the resonance capacitor, and the resonance coil are connected in series to form a current resonance circuit, and secondary coils of the plurality of insulated transformers are connected in parallel. | 2009-06-11 |
20090147544 | MODULATED TRANSFORMER-COUPLED GATE CONTROL SIGNALING METHOD AND APPARATUS - A modulated transformer-coupled gate control signaling method and apparatus provides reduction of circuit complexity and robust design characteristics in switching power circuits having a transformer-coupled gate drive. A modulated control signal at a rate substantially higher than the switching circuit gate control rate is provided from the controller circuit to a demodulator via transformer coupling. Power for the demodulator can be obtained by rectifying the modulated control signal at the demodulator, or from another transformer winding. The modulation scheme is chosen to have a DC average value of zero, eliminating any magnetization current management requirements. The modulated control signal may carry redundant control information and/or may encode additional information to provide a more sophisticated gate drive control, such as oversampled gate control information. | 2009-06-11 |
20090147545 | HISTORY-INDEPENDENT NOISE-IMMUNE MODULATED TRANSFORMER-COUPLED GATE CONTROL SIGNALING METHOD AND APPARATUS - A history-independent and noise-immune modulated transformer-coupled gate control signaling method and apparatus provides robust design characteristics in switching power circuits having a transformer-coupled gate drive. A modulated control signal at a rate substantially higher than the switching circuit gate control rate is provided from the controller circuit to a demodulator via transformer coupling. Codes specified by relative timing of transitions in multiple periods of the modulated control are assigned to gate-on and gate-off timing events that control the switching transistor gate(s) and unassigned patterns are decoded as gate-off events, reducing the possibility that a switching transistor will be erroneously activated due to noise. The modulated signal is constructed so that signal history is not required for decoding, eliminating any requirement of a reference clock. Blanking may be employed to conserve power between codes and to avoid mis-triggering due to noise events during power switching. | 2009-06-11 |
20090147546 | ISOLATED VOLTAGE CONVERTER WITH FEEDBACK ON THE PRIMARY WINDING AND PASSIVE SNUBBER NETWORK, AND CORRESPONDING CONTROL METHOD - An embodiment of a voltage converter, provided with: a voltage transformer having a primary winding receiving an input voltage, a secondary winding supplying an output voltage, and an auxiliary winding supplying a feedback voltage correlated to the output voltage; a main switch, connected to the primary winding; a control circuit, which controls switching of the main switch and has a sampling stage for sampling and holding the feedback voltage and supplying a sampled signal; and a voltage limiting circuit, provided with a clamp capacitor, designed to be connected across the primary winding. A sampling control stage is connected to the sampling stage, and is designed, during a given operating condition of the voltage converter, to enable updating of the sampled signal on the basis of a state of charge of the clamp capacitor. | 2009-06-11 |
20090147547 | ENERGY TRANSFER DEVICE AND ENERGY TRANSFER CONTROL SEMICONDUCTOR DEVICE - The present invention includes a turn-off signal modulating circuit that periodically varies a turn-off timing of a switching element | 2009-06-11 |
20090147548 | CONTROL CIRCUIT FOR ADJUSTING LEADING EDGE BLANKING TIME AND POWER CONVERTING SYSTEM USING THE SAME CONTROL CIRCUIT - A control circuit for adjusting leading edge blanking time is disclosed. The control circuit is applied to a power converting system. The control circuit adjusts a leading edge blanking time according to a feedback signal relative to a load connected to the output terminal of the power converting system. An over-current protection mechanism of the power converting system is disabled within the leading edge blanking time. | 2009-06-11 |
20090147549 | Power converters - The present invention provides a power converter that can be used to interface a generator ( | 2009-06-11 |
20090147550 | FULL DIGITAL SOFT-START CIRCUIT AND POWER SUPPLY SYSTEM USING THE SAME - A full digital soft-start circuit adapted for a power supply system is provided. The full digital soft-start circuit includes a ring oscillator, a pulse generator, a counter, and a multiplexer. The ring oscillator generates a plurality of clock signals which are different in phase, while equivalent in duty cycle and frequency. The pulse generator generates a plurality of pulse signals with different duty cycles. The counter generates a multi-bit counting signal. The multiplexer determines whether to transmit the pulse signals generated by the pulse generator so as to generate an output pulse which becomes stable as time going on. | 2009-06-11 |
20090147551 | Pilot control of a voltage source converter - An apparatus for controlling a converter has an ignition unit connected to power semiconductors in the converter and provides control signals for actuating the semiconductors. The apparatus has a control unit whose input is connected to measuring sensors providing actual values and whose output side is connected to the ignition unit. The control unit provides a reference variable for the ignition unit based on setpoint values and the actual values and the ignition unit actuates the power semiconductors such that the actual value corresponds to at least one of the setpoint values. A pilot unit has an output connected to the ignition unit and measures for calculating a step change reference variable for the ignition unit on the basis of at least one of the setpoint values. The ignition unit actuates the power semiconductors based on the step change reference variable. | 2009-06-11 |
20090147552 | SYSTEMS AND METHODS INVOLVING BALANCING CURRENTS FOR THYRISTORS - An exemplary embodiment includes a method for balancing thyristor bridge circuits, the method comprising, determining currents of thyristors in a first leg of thyristors of a thyristor bridge circuit, determining a first set of gate firing times for the thyristors in the first leg of thyristors responsive to determining the current of the thyristors in the first gate of thyristors, wherein the first set of gate firing times are operative to balance a current load between the thyristors in the first leg of thyristors, and gating the thyristors in the first leg of thyristors according to the first set of gate firing times. | 2009-06-11 |
20090147553 | DC POWER SUPPLY FOR VARYING OUTPUT VOLTAGE ACCORDING TO LOAD CURRENT VARIATION - A direct current (DC) power supply for varying an output voltage according to a load current variation is disclosed. The DC power supply includes an alternating current(AC)/DC conversion unit converting commercial AC power into DC power, a DC/DC conversion unit converting a voltage level of the DC power and outputting output power, and a control unit controlling conversion of the voltage level of the fed-back DC power according to a variation in a load current of the output power from the DC/DC conversion unit. | 2009-06-11 |
20090147554 | PARALLEL CONNECTED INVERTERS - A distributed power system wherein a plurality of power converters are connected in parallel and share the power conversion load according to a prescribed function, but each power converter autonomously determines its share of power conversion. Each power converter operates according to its own power conversion formula/function, such that overall the parallel-connected converters share the power conversion load in a predetermined manner. | 2009-06-11 |
20090147555 | SYSTEMS AND METHODS INVOLVING THYRISTORS - An exemplary embodiment includes a system for measuring and controlling a thyristor comprising a thyristor, a Rowgoski coil in operable communication therewith the thyristor, and a processor operative to receive signals from the Rowgoski coil, determine a direct current value of the thyristor, and control the thyristor. | 2009-06-11 |
20090147556 | LOW POWER MATCH-LINE SENSING CIRCUIT - A low power matchline sensing scheme where power is distributed according to the number of mismatching bits occurring on a matchline is disclosed. In particular, match decisions involving a larger number of mismatched bits consume less power compared to match decisions having a lesser number of mismatched bits. The low power matchline sensing scheme is based upon a precharge-to-miss sensing architecture, and includes a current control circuit coupled to each matchline of the content addressable memory array for monitoring the voltage level of the matchline during a search operation. The current control circuit provides a voltage control signal to the current source of the matchline to adjust the amount of current applied to the matchline in response to the voltage of the matchline. In other words, matchlines that are slow to reach the match threshold voltage due to the presence of one or more mismatching bits will receive less current than matchlines having no mismatching bits. Significant power reduction without compromising search speed is realized since matchlines carrying a match result are provided with the maximum amount of current. | 2009-06-11 |
20090147557 | 3D CHIP ARRANGEMENT INCLUDING MEMORY MANAGER - Systems, apparatuses and methods involving centralized memory management capable of allocating and de-allocating memory for all subsystems dynamically. One embodiment involves a base substrate, a logic die(s) on the base substrate and having a subsystem(s), a memory die(s) having a memory module(s), a memory management unit, a first data interface connecting the memory management unit with the at least one logic die, a second data interface connecting the memory management unit with the at least one memory die, a configuration interface connecting the memory management unit with the at least one memory die, where the configuration interface includes face-to-face connections, a control interface connecting the memory management unit with the at least one logic die, where the memory die(s) and the logic die(s) are arranged in a stacked configuration on the base substrate, and the memory management unit is adapted for managing memory accesses from the subsystem(s) by negotiating an allowed memory access with the subsystem(s) via the control interface and configuring the at least one memory module according to the allowed memory access via the configuration interface. | 2009-06-11 |
20090147558 | VARIABLE RESISTANCE ELEMENT, METHOD FOR PRODUCING THE SAME, AND NONVOLATILE SEMICONDUCTOR STORAGE DEVICE - The variable resistance element of the present invention is a variable resistance element having an electrode, the other electrode, and a metal oxide material sandwiched between the electrodes and having an electrical resistance, between the electrodes, changing reversibly in response to a voltage applied between the electrodes. The variable resistance element further includes, inside the metal oxide material, a low resistance material having a lower electrical resistance than the metal oxide material and being out of contact with at least either one of the electrodes. This makes it possible to reduce a forming voltage for providing a conductive section inside the metal oxide material, without causing a leakage current to increase. | 2009-06-11 |
20090147559 | MEMORY CELL ARRAY AND SEMICONDUCTOR MEMORY DEVICE INCLUDING THE SAME - A memory cell array with open bit line structure includes a first sub memory cell array, a second sub memory cell array, a sense-amplifier/precharge circuit, first capacitors and second capacitors. The first sub memory cell array is activated in response to a first word line enable signal, and the second sub memory cell array is activated in response to a second word line enable signal. The sense-amplifier/precharge circuit is connected to the first sub memory cell array through first bit lines and to the second sub memory cell array through second bit lines, and the sense-amplifier/precharge circuit precharges the first bit lines and the second bit lines and amplifies data provided from the first sub memory cell array and the second sub memory cell array. | 2009-06-11 |
20090147560 | NOVEL SRAM CELL DESIGN TO IMPROVE STABILITY - A design structure embodied in a machine readable medium for use in a design process, the design structure representing a novel semiconductor SRAM cell structure that includes at least two pull-up transistors, two pull-down transistors, and two pass-gate transistors. In one embodiment, the SRAM cell is an 8T SRAM cell structure implements a series gating feature for implementing Column Select (CS) and Row Select (WL) cell storage access with enhanced stability. Particularly, the 8-T approach adds two pass-gates, two series connected transistor devices connected at complementary nodes of two cross-coupled inverters, to control column select and row (word) select. In the other embodiment, the SRAM cell is a 9T SRAM cell structure includes a transmission gate to implement Column Select (CS) and Row Select (WL) cell storage access with enhanced stability. The 9-T approach adds three transistors to perform ANDING function to separate the row select and column select signal functions. | 2009-06-11 |
20090147561 | SEMICONDUCTOR STORAGE DEVICE - A semiconductor storage device includes a memory cell array having a plurality of SRAM cells arranged along a pair of bit lines that extend along a first direction. A read circuit is arranged for each column at one side of the memory cell array and detects a potential of any one of the pair of bit lines. A write circuit is arranged, separately from the read circuit, at the other side of the memory cell array. The write circuit provides written data to the pair of bit lines to write data to the SRAM cells. | 2009-06-11 |
20090147562 | COMPOUND CELL SPIN-TORQUE MAGNETIC RANDOM ACCESS MEMORY - A compound magnetic data storage cell, applicable to spin-torque random access memory (ST-RAM), is disclosed. A magnetic data storage cell includes a magnetic storage element and two terminals communicatively connected to the magnetic storage element. The magnetic storage element is configured to yield any of at least three distinct magnetoresistance output levels, corresponding to stable magnetic configurations, in response to spin-momentum transfer inputs via the terminals. | 2009-06-11 |
20090147563 | INTEGRATED CIRCUIT FOR PROGRAMMING A MEMORY ELEMENT - An integrated circuit includes a resistance changing memory element and a circuit. The circuit is configured to program the memory element by iteratively applying a variable program pulse to the memory element until a resistance of the memory element crosses a first reference resistance. The variable program pulse is adjusted for each iteration such that the resistance of the memory element approaches the first reference resistance. | 2009-06-11 |
20090147564 | PHASE CHANGE MEMORY CELL HAVING INTERFACE STRUCTURES WITH ESSENTIALLY EQUAL THERMAL IMPEDANCES AND MANUFACTURING METHODS - A memory device as described herein includes a memory member contacting first and second interface structures. The first interface structure electrically and thermally couples the memory member to access circuitry and has a first thermal impedance therebetween. The second interface structure electrically and thermally couples the memory member to a bit line structure and has a second thermal impedance therebetween. The first and second thermal impedances are essentially equal such that applying a reset pulse results in a phase transition of an active region of the memory member spaced away from both the first and second interface structures. | 2009-06-11 |
20090147565 | Method and apparatus for accessing a phase-change memory - Fixed-voltage programming pulses are employed to program a phase change memory cell. A burst of incrementally widening fixed-voltage programming pulses may be employed to program a phase change memory to a target threshold voltage. | 2009-06-11 |
20090147566 | Phase Change Memory And Control Method Thereof - A phase change memory wherein several phase change storage elements are coupled in series to share a single current source. The current provided by the current source is directed by a plurality of switches. To write/read the phase change storage elements, the invention provides techniques to control the current value generated by the current source and controls the states of the switches. The impedance summation of the phase change storage elements vary with the data stored therein. | 2009-06-11 |
20090147567 | MAGNETIC MEMORY CELL STRUCTURE WITH THERMAL ASSISTANT AND MAGNETIC DYNAMIC RANDOM ACCESS MEMORY - A magnetic memory cell structure with thermal assistant includes a magnetic pinned layer, a barrier layer, a magnetic free layer, a perpendicular magnetic layer, and a heating layer sequentially stacked. The magnetic free layer has a longitudinal magnetization. The perpendicular magnetic layer has a perpendicular magnetization at a first temperature and is perpendicularly coupling to the longitudinal magnetization of the magnetic free layer. The perpendicular magnetic layer is in a paramagnetic state at a second temperature. The present invention further includes magnetic dynamic random access memory. | 2009-06-11 |
20090147568 | Memory Elements and Methods of Using the Same - In a first aspect, a first apparatus is provided. The first apparatus is a memory element that includes (1) one or more MOSFETs each including a dielectric material having a dielectric constant of about 3.9 to about 25; and (2) control logic coupled to at least one of the one or more MOSFETs. The control logic is adapted to (a) cause the memory element to operate in a first mode to store data; and (b) cause the memory element to operate in a second mode to change a threshold voltage of at least one of the one or more MOSFETs from an original threshold voltage to a changed threshold voltage such that the changed threshold voltage affects data stored by the memory element when operated in the first mode. Numerous other aspects are provided. | 2009-06-11 |
20090147569 | FLASH MEMORY PROGRAM INHIBIT SCHEME - A method for minimizing program disturb in Flash memories. To reduce program disturb in a NAND Flash memory cell string where no programming from the erased state is desired, a local boosted channel inhibit scheme is used. In the local boosted channel inhibit scheme, the selected memory cell in a NAND string where no programming is desired, is decoupled from the other cells in the NAND string. This allows the channel of the decoupled cell to be locally boosted to a voltage level sufficient for inhibiting F-N tunneling when the corresponding wordline is raised to a programming voltage. Due to the high boosting efficiency, the pass voltage applied to the gates of the remaining memory cells in the NAND string can be reduced relative to prior art schemes, thereby minimizing program disturb while allowing for random page programming. | 2009-06-11 |
20090147570 | USE OF 8-BIT OR HIGHER A/D FOR NAND CELL VALUE - A system and method, including computer software, for storing digital information uses multiple NAND flash memory cells. Each memory cell is adapted to receive charge during a write operation to an analog voltage that corresponds to a data value having a binary representation of more than 4 bits. An analog-to-digital converter converts the analog voltage from each memory cell into a digital representation of the analog voltage during a read operation of each cell. | 2009-06-11 |
20090147571 | SELF-BOOSTING SYSTEM WITH SUPPRESSION OF HIGH LATERAL ELECTRIC FIELDS - In an improved EASB programming scheme for a flash device (e.g. a NAND flash device), the number of word lines separating a selected word line (to which a program voltage is applied) and an isolation word line (to which an isolation voltage is applied) is adjusted as a function (e.g. inverse function) of distance of the selected word line from the drain side select gate to reduce program disturb due to high vertical and lateral electric fields at or near the isolation transistor when programming word lines closer to the drain side select gate. The selected and isolation word lines are preferably separated by two or more word lines to which intermediate voltage(s) are applied. | 2009-06-11 |
20090147572 | METHOD, APPARATUS, AND SYSTEM FOR ERASING MEMORY - Methods, apparatus, and systems may operated such as to perform a pre-programming operation on a plurality of multiple level memory cells of a memory device. One such pre-programming operation involves applying a series of voltage pulses to the plurality of multiple level memory cells, verifying a charge stored in the plurality of multiple level memory cells, and erasing the plurality of multiple level memory cells of the memory block based on a result from verifying the charge stored in the plurality of multiple level memory cells. | 2009-06-11 |
20090147573 | FASTER PROGRAMMING OF MULTI-LEVEL NON-VOLATILE STORAGE THROUGH REDUCED VERIFY OPERATIONS - Programming speed for multi-level non-volatile storage elements is increased by reducing the number of verify operations. In one approach, verify operations are initially performed for the highest state less frequently than for other, lower states based on a recognition that a wider threshold voltage distribution for the highest state can be tolerated. After a number of additional programming pulses are applied, the frequency with which the verify operations are performed for the highest state increases. For example, for a four-level device in which state C is the highest state, C-state verify operations can be started when a first B-state element has been programmed and an additional number of program pulses have been applied. The C-state verify operations can be performed after every other program pulse until a certain number of C-state elements have been fully programmed, after which the C-state verify operations can be performed after every program pulse. | 2009-06-11 |
20090147574 | Flash Memory Device for Determining Most Significant Bit Program - A flash memory device capable of efficiently determining whether most significant bit (MSB) programming has been performed is provided. The flash memory device includes a cell array, a control unit, and a determination unit. The cell array includes at least one flag cell for storing information about whether MSB programming has been performed on a multi-level cell. The control unit controls a program operation, a read operation, and an erasure operation with respect to the cell array. The determination unit receives flag data stored in the flag cells, performs an OR operation and/or an AND operation on the flag data, and generates a determination signal based on a result of the OR operation and/or the AND operation, wherein the determination signal represents whether the MSB programming has been performed. | 2009-06-11 |