51st week of 2009 patent applcation highlights part 26 |
Patent application number | Title | Published |
20090310319 | DEVICE FOR ELECTRICAL CONNECTION OF AN INTEGRATED CIRCUIT CHIP - A device is provided for electrically connecting an integrated circuit chip. The device includes a main board, an intermediate board, and electrical connection balls in a space separating the boards. In the space, a peripheral zone comprises a peripheral matrix of balls, a central zone comprises a central matrix of balls, a first secondary zone comprises a matrix of electrical connection vias linked to the balls of the two adjacent rows of balls of the peripheral matrix, and a second secondary zone comprises a matrix of electrical connection vias linked to balls of the central matrix. The first secondary zone and the second secondary zone are separated by an intermediate zone that includes at least a first part having at least one complementary row of electrical connection balls, and a second part having complementary electrical connection vias linked to the balls of this complementary row. | 2009-12-17 |
20090310320 | Low profile solder grid array technology for printed circuit board surface mount components - A standoff contact array is disposed between a mounting substrate of a flip-chip package and a board. The standoff contact array is formable by mating a low-profile solder bump on the mounting substrate with a low-profile solder paste on the board. Thereafter, the standoff contact array is formed by reflowing the low-profile solder paste on the board against the low-profile solder bump on the mounting substrate. | 2009-12-17 |
20090310321 | PRINTED CIRCUIT BOARD AND ELECTRONIC APPARATUS - According to an aspect of the present invention, there is provided a printed circuit board including: a semiconductor package having a surface and a plurality of solder bumps arranged on the surface; a wiring board having electrodes provided at positions respectively corresponding to the solder bumps and configured to mount the semiconductor package; and a reinforcing member formed continuously along the surface and configured to fix the semiconductor package to the wiring board; wherein the reinforcing member is configured to define an opening portion between the surface and the wiring board. | 2009-12-17 |
20090310322 | Semiconductor Package - A substrate includes a number of protruding contact elements. An electrical circuit with electrical contact elements is provided on the substrate. A layer of substrate adhesive is provided on the substrate, the substrate adhesive being in contact with the substrate, with the electrical circuit and with the protruding contact elements. Wiring elements are connected between the protruding contact elements and the electrical contact elements. | 2009-12-17 |
20090310323 | Printed circuit board including electronic component embedded therein and method of manufacturing the same - The present invention relates to a printed circuit board including an electronic component embedded therein and a method of manufacturing the board, which electrically connect electrode terminals of the electronic component to the internal circuit layers using connecting parts, thus the circuit density is dispersed | 2009-12-17 |
20090310324 | METHOD OF ELECTRICALLY GROUNDING AN ELECTRICAL SWITCHING APPARATUS AND ELECTRICAL SWITCHING APPARATUS INCLUDING THE SAME - An aircraft circuit breaker includes a housing and a conductive member coupled thereto. The conductive member has a first conductive portion structured to be electrically and mechanically coupled to a conductive panel and a plurality of second conductive portions with a plurality of openings therethrough. An electronic circuit cooperates with an operating mechanism to trip open separable contacts. The circuit includes printed circuit boards having a plurality of conductive pads defining a ground. Each conductive pad has an opening therethrough. Each of a plurality of threaded conductive fasteners includes a conductive end portion, a conductive shaft disposed from the conductive end portion, and a plurality of conductive threads disposed on the conductive shaft. A number of the conductive threads electrically and mechanically engage a corresponding second conductive portion at a corresponding one of the openings. The conductive end portion electrically engages a corresponding one of the conductive pads. | 2009-12-17 |
20090310325 | PORTABLE ELECTRONIC DEVICE AND METHOD FOR SEARCHING BUS ROUTE INFORMATION THEREOF - A portable electronic device includes a positioning module, a memory, a searching module, and a display module. The positioning module is used for receiving positioning signals and determining a current position of the portable electronic device according to the positioning signals. The memory is used for storing electronic map information, bus route information, and mapping relations between the electronic map information and the bus route information. The searching module is used for searching the nearest bus station corresponding to the current position of the portable electronic device and bus routes that goes to the nearest bus station in the memory. The display module is used for displaying the nearest bus station and the bus routes that goes to the nearest bus station on the electronic map. | 2009-12-17 |
20090310326 | CAM SHAPED HINGES - A hinge comprises a first member having a protrusion, wherein the protrusion has a cam profile shape; and a second member having a cavity operable to receive the protrusion, wherein a cam profile shape of the cavity corresponds to the cam profile shape of the protrusion such that, when the protrusion is in a first position, a gap is present between the second member and the protrusion and, when the protrusion is in a second position, substantially no gap is present between the second member and the protrusion. | 2009-12-17 |
20090310327 | MOBILE ACTUATING DEVICE - The invention relates to a mobile actuating device ( | 2009-12-17 |
20090310328 | FOLDING ELECTRONIC DEVICE AND DEVICE FOR REDUCING UNDESIRED PLAY IN HINGE DEVICE - A folding electronic device includes a fixed casing, a movable casing, and a hinge device connecting the fixed casing and the movable casing to allow rotational movement of the movable casing. The movable casing is openable with respect to the fixed casing. The hinge device has an axis extending over a land portion of the fixed casing and a land portion of the movable casing. A projection is provided in any of the following: at least one of end faces of the land portion of the fixed casing and an end face, opposed to one of the end faces, of the land portion of the movable casing. As the movable casing changes from a closed state to an open state, a gap between the projection and an end face opposed to the projection is increased. | 2009-12-17 |
20090310329 | UNIVERSAL LIGHTING SYSTEM FOR COMPUTER WEB CAMERA - A universal lighting system for use with a computer web camera including a digital computing device fitted with a web camera for capturing images of a subject for transmission over a worldwide communication network. A base clamping mechanism is affixed to the computing device. A light array is adjustably connected to the base clamping mechanism for illuminating the subject positioned before the web camera. A diffuser lens is flexibly connected to the base clamping mechanism and sealingly positioned over the web camera for diffusing received light for creating a clear image of the illuminated subject prior to transmission over the communication network. | 2009-12-17 |
20090310330 | Combination Luminaire and Path of Egress Lighting - A combination luminaire and path of egress lighting includes a lamp housing and one or more auxiliary lamps. The lamp housing includes an electrical enclosure, a lamp mounting area and a lamp cover. A primary light source is positioned within and coupled to the lamp housing. The auxiliary lamps are coupled to and extend out from the exterior of the lamp housing. Each auxiliary lamp typically include a base plate, a stem member, and a task lamp housing. The base plate is coupled to the exterior of the lamp housing. The stem rotatably coupled on one end to the base plate and along the other end to the task lamp housing. By rotatably coupling auxiliary lamp along each end of the stem member, the task lamp housing has a large range of adjustability so that it can be aimed towards paths of egress after the luminaire is installed. | 2009-12-17 |
20090310331 | Method of and device for attracting aquatic life forms using an electromagnetic field generation - A device for simulating and/or attracting aquatic life forms is disclosed. The device includes an electromagnetic module for simultaneously generating alternating or pulsed electromagnetic fields and a pulsed light output from a light emitting diode. The electromagnetic module includes a dry battery that is activated when exposed electrodes of the dry battery are placed in contact with a common electrolyte, such as sea water. The electromagnetic module includes a control circuit with one or more application specific integrated circuits for converting an input voltage from the dry battery to an operating voltage sufficient to power the light emitting diode. In further embodiments of the invention, the device includes one or more removable jackets that resemble aquatic life-forms. | 2009-12-17 |
20090310332 | PI-CONJUGATED HEAVY-METAL POLYMERS FOR ORGANIC WHITE-LIGHT-EMITTING DIODES - A polymer mixture emits a broad spectrum of visible light that appears white or near-white in the aggregate. The polymer mixture comprises two (or more) components in the active layer. A heavy atom, such as platinum and/or iridium, present in the backbone of the mixture acts via a spin-orbit coupling mechanism to cause the ratio of fluorescent to phosphorescent light emission bands to be of approximately equal strength. These two broad emissions overlap. resulting in an emission spectrum that appears to the eye to be white. | 2009-12-17 |
20090310333 | ELECTRON EMISSION DEVICE, ELECTRON EMISSION TYPE BACKLIGHT UNIT INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE ELECTRON EMISSION DEVICE - An electron emission device includes a base substrate and first electrodes formed on the base substrate in one direction. Second electrodes are formed on the base substrate in the one direction and spaced apart from the first electrodes by a predetermined interval and parallel to each other. First electron emission layers are formed on the first electrodes. Second electron emission layers are formed on the second electrodes. The interval between adjacent first and second electrodes is substantially equal to an interval between adjacent first and second electron emission layers. | 2009-12-17 |
20090310334 | Display with lighting and speaker - A display with lighting and speaker includes a display body, a speaker body, a lighting means disposed on the speaker body, and a wire-collection casing extended outward from the speaker body and connected to the display body. The lighting means is disposed around an acoustic portion of the speaker body. The wire-collection casing receives electric wires for supplying electric power to the lighting means and the speaker body, and can move the speaker body relative to the display body. Accordingly, the display has a merit in providing illumination, sound, and images, individually or simultaneously, so as to enhance practicability. | 2009-12-17 |
20090310335 | LIGHT SOURCE DEVICE AND DISPLAY DEVICE HAVING THE SAME - Disclosed are a light source device and a display device having the same. The light source device comprises light emitting modules comprising a light emitting device, a circuit termination module provided at a second end of the light emitting module, first and second connectors connected to a first end and the second end of the light emitting modules, respectively, and a fourth connector connected to the circuit termination module, and connected to the second connector of the light emitting module. | 2009-12-17 |
20090310336 | LIGHT GUIDE PLATE AND BACKLIGHT ASSEMBLY HAVING THE SAME - In a light guide plate and a backlight assembly having the same, the light guide plate includes a plurality of light guide cells. Each light guide cell has at least one incident surface that receives light from an outside light source. The incident surfaces of the light guide cells are arranged in non-parallel planes. A light source unit includes at least one light source adjacent to the incident surface of each light guide cell. Thus, brightness of the backlight assembly is improved and thickness of the backlight assembly is reduced. | 2009-12-17 |
20090310337 | Vertical Handling Apparatus for a Display - A light-emitting display system has interlocking tiles. In an implementation, each tile has a portion of a clamp that joins with another portion of the clamp on another tile. A tile is removed from the display by unlocking the clamp portions. The tile is removed without affecting the position of the other tiles in the display. | 2009-12-17 |
20090310338 | INDEPENDENT CONTROL OF LIGHT EMITTING DIODES - A light emitting apparatus includes multiple Light Emitting Diode (LED) device controller integrated circuits and multiple LEDs of same color, but of different electrical and/or optical characteristics. A respective LED is electrically connected to a respective LED device controller integrated circuit. The respective LED may also be mounted on the respective LED device controller integrated circuit. The LED device controller integrated circuits are configured to independently control a current and/or voltage that is provided to the LED that is electrically thereto, so as to compensate for the different electrical and/or optical characteristics of the LEDs of the same color. | 2009-12-17 |
20090310339 | BACKLIGHT UNIT FOR LIQUID CRYSTAL DISPLAY DEVICE - Provided is a backlight unit for a liquid crystal display device. The backlight unit includes: a chassis; a printed circuit board connected to a side of the chassis, the printed circuit board including a plurality of light emitting diodes, and a pair of conductive pads through which power is supplied to the light emitting diodes, wherein the pair of conductive pads are disposed on an end of the printed circuit board; and a power socket into which the pair of the conductive pads are inserted. | 2009-12-17 |
20090310340 | BATTERY POWERED ELECTRICAL FIRE - An electric fire configured to provide a simulated fire effect in response to activation of at least one light source. The fire including a battery which is useable to provide power to the at least one light source. The fire having a chassis providing a mount for the light source and a screen for displaying the fire effects and wherein the simulated fire effect is a flame effect and the screen displays flames in response to the light source output. The battery is a rechargeable battery. The fire includes a power connector which may be used to provide for a recharging of the battery such that the fire can be used independently of a mains power supply. | 2009-12-17 |
20090310341 | PORTABLE ELECTRONIC DEVICE AND BATTERY WITH LIGHTING FUNCTIONALITY - A portable electronic device includes a housing and battery. The housing is formed with a battery-receiving compartment that has positive and negative electrodes. The battery is mounted in the battery-receiving compartment, and includes: a casing having positive and negative electrodes that are electrically and respectively connected to the positive and negative electrodes of the housing; a power storage unit having positive and negative electrodes that are electrically and respectively connected to the positive and negative electrodes of the casing; a switch having one end electrically coupled to one of the electrodes of the power storage unit; and a light-emitting element having two ends coupled respectively with another end of the switch and the other electrode of the power storage unit. The power storage unit is controllable through the switch for supplying power to the light-emitting element. | 2009-12-17 |
20090310342 | Flashlight with Wireless Video Camera - A flashlight includes a flashlight comprising a battery compartment having a space for containing a rechargeable electrical energy source, a wireless transmitting circuit, and a recharging unit; a switch assembly mounted on the battery compartment and comprising an illumination switch and a video taking switch; a head assembly comprising a video camera, a light assembly, and a light sensor; and an antenna. The video taking switch is adapted to press to either (i) activate the video camera if the illumination switch is closed or (ii) enable the sensor to activate the light assembly and activate the video camera if the illumination switch is open. Pictures taken by the video camera are transformed into electrical signals prior to sending to the antenna for transmission via the wireless transmitting circuit. | 2009-12-17 |
20090310343 | LIGHT EMITTING TUBE ARRAY, DISPLAY DEVICE EMPLOYING THE LIGHT EMITTING TUBE ARRAY, AND METHOD OF PRODUCING THE LIGHT EMITTING TUBE ARRAY - A light emitting tube array is provided which includes:
| 2009-12-17 |
20090310344 | LIGHT PROJECTING APPARATUS OF SCANNER MODULE AND METHOD FOR ARRANGING LIGHT SOURCES THEREOF - A light projecting apparatus of a scanner module and a method for arranging the light sources thereof is provided. The light projecting module includes a substrate, including a first end, a second end and a middle section, the first end and the second end respectively positioned at two sides of the middle section; and a plurality of light emitting diodes (LEDs), positioned on the substrate, an arrangement spacing interval being formed between the two adjacent light emitting diodes, the arrangement spacing interval being respectively decreased gradually toward the first end and the second end from the middle section. | 2009-12-17 |
20090310345 | APPARATUS AND METHOD OF USING MULTIPLE LED LIGHT SOURCES TO GENERATE A UNITIZED BEAM - An LED package is comprised of a plurality of light emitting diodes (LED) of similar or differing wavelengths; means for efficiently collecting energy radiating from two or more LEDs into an approximate unitized beam; and means for distributing this energy into a common aperture. A means provides thermal management of the LED package and electronically controls the individual LEDs. The LEDs can have different color outputs and means for selectively controlling the color of light from the LED package. In one embodiment there are at least two LEDs | 2009-12-17 |
20090310346 | GENERAL LED LIGHTING IN INSULATED GLASS WITH IMPROVED ENERGY MANAGEMENT - The present invention provides a lighting assembly for interior lighting. The lighting assembly ( | 2009-12-17 |
20090310347 | LIGHT SYSTEM WITH STACKED LIGHT PIPE STRUCTURE - The present invention includes decorative, architectural, and building materials and methods of making these materials, using them or both. The present invention relates to an article of manufacture that includes a light source and a substrate with a plurality of volumes of material, where each volume is capable of transmitting light from one location to a second location on a surface of the substrate. The present invention also relates to an article of manufacture having a substrate with a first surface, and a volume of material contained within the substrate and adapted to transmit light from a first location on the first surface to at least a second location. The present invention also relates to methods of making the articles and to methods of transmitting information. | 2009-12-17 |
20090310348 | Method and System for Controlling Lighting - A method and system for controlling lighting in a space reduces energy consumption of the light sources by changing at least one of the color rendering index (CRI) and the correlated color temperature (CCT) while maintaining illumination levels. Preferably, the method and system sense movement of people in the space relative to light sources that light the space, and automatically and individually adjust plural solid state lighting devices that form each of the respective light sources to a first lighting condition when people are in a first position, wherein the lamps respectively emit light of a first illumination level and a first CRI at a first electrical power level, and to a second lighting condition when people are in a second position, wherein the light sources respectively emit light of the first illumination level and a smaller CRI than the first CRI and at a lower electrical power level than the first electrical power level. | 2009-12-17 |
20090310349 | LED LAMP - An LED lamp includes a base, a heat sink mounted on the base, a plurality of LED modules attached to a circumference of the heat sink, a plurality of reflecting rings enclosing the heat sink and surrounding the LED modules and a heat dissipating member mounted on a top of the heat sink and making thermally conductive contact with the heat sink. | 2009-12-17 |
20090310350 | Light Distributor - A light distributor includes a panel ( | 2009-12-17 |
20090310351 | LAMP ASSEMBLY - An exemplary lamp assembly includes a light guide member, a light reflective member and a light source. The light guide member includes a light-emitting surface, a concave surface opposite to the light-emitting surface, and a light incident surface connected between the light emitting surface and the concave surface. The light reflective member includes a reflective surface opposite to the concave surface of the light guide member. The light source is arranged adjacent to the light incident surface of the light guide member. The light source includes a circuit board, a plurality of light emitting diodes, and two contact pins. The light emitting diodes are electrically mounted on the circuit board and face toward the light incident surface. The contact pins are electrically connected to the circuit board and extend in a direction away from the light incident surface for electrical connection to a power source. | 2009-12-17 |
20090310352 | LED LAMP - An LED lamp includes a concave lamp enclosure, a base, a plurality of LEDs and a lens. The base is received in the lamp enclosure and located at a bottom of the lamp enclosure. The base has a curved, concave top surface. The LEDs are distributed on the top surface of the base. The lens is received in the lamp enclosure and located over the LEDs. The lens has a curved, convex light input surface. The light input surface faces and spaces from the top surface of the base to define a space between the light input surface of the lens and the top surface of the base. | 2009-12-17 |
20090310353 | LAMP UNIT - A lamp unit includes a first light source; a projection lens that forms a light distribution pattern using light radiated from the first light source; a second light source; and a parabola optical system reflector that reflects light radiated from the second light source. The projection lens has a paraxial outer peripheral portion that is closer to a first optical axis than at least part of another outer peripheral portion as seen in the direction of the first optical axis. The parabola optical system reflector reflects light radiated from the second light source such that the reflected light passes through a space adjacent to the paraxial outer peripheral portion. | 2009-12-17 |
20090310354 | INTERCONNECTION ARRANGEMENT HAVING MORTISE AND TENON CONNECTION FEATURES - An interconnection arrangement features a housing having multiple exterior surfaces. The housing is configured to receive an electrical device therein and has a plurality of the multiple exterior surfaces each having at least one mortise connection feature formed therein which is configured to receive a tenon associated with an accessory and to connect the accessory to the housing. | 2009-12-17 |
20090310355 | Segmented Light Guide - An exemplary embodiment of a segmented light guide includes a light channeling layer having a plurality of regions, with multiple slits in the light channeling layer dividing neighboring regions. The segmented light guide also includes at least one light source associated with the light channeling layer. | 2009-12-17 |
20090310356 | ORIENTABLE LENS FOR AN LED FIXTURE - A mounting surface for mounting a plurality of LEDs has a plurality of orientable lenses each individually affixed about a single LED. Each orientable lens has a primary reflector and a refracting lens that direct light emitted from a single LED to a reflective surface of the orientable lens that reflects the light off a primary LED light output axis. | 2009-12-17 |
20090310357 | Collimation structure of led module and lamp using said led module - This invention relates to a collimation structure of LED module and a lamp using said LED module. The collimation structure of the present invention mainly has a lens provided at a place along the irradiation direction of the light beam emitted from LED. The lens has a first curved surface and a second curved surface, and the curvatures of both are different from each other. In this manner, the object of collimating the light emitted from the LED can be achieved by the provision of the first curved surface and the second curved surface and by the difference between the curvatures of the first curved surface and the second curved surface. Moreover, the collimated beam pattern of the light output through the lens can be changed by the variation of the curvatures of the first curved surface and the second curved surface so that said LED can fulfill the requirement of the application in illumination or alarming. | 2009-12-17 |
20090310358 | Optical Module For LED Array - An optical module for LED luminarie is provided. The optical module can be used with LED arrays so that the luminarie with LED arrays can utilize the present invention to improve the luminance, brightness, luminance uniformity and coefficient of utilization to meet the user's demands. The optical module includes at least a radiation guiding unit and at least an anti-glare unit. The radiation guiding units are arranged abreast to adjust the radiation pattern to fit the coverage range. The anti-glare unit is formed on the both sides of the radiation guiding unit to prevent glare. The optical module of the present invention, when used in a luminarie, can form the expected distribution curve according to the objects to be lighted. | 2009-12-17 |
20090310359 | LED LAMP - An LED lamp ( | 2009-12-17 |
20090310360 | LIGHT EMITTER SUBSTRATE AND IMAGE DISPLAYING APPARATUS USING THE SAME - The invention aims to improve, in a light emitter substrate having a resistor for connecting row-direction adjacent electrodes, withstand discharge performance of the resistor. The light emitter substrate comprises a substrate, plural light emitting members positioned in matrix on the substrate, plural electrodes positioned in matrix and each covering at least one of the light emitting members, and a row-direction striped resistor positioned between the column-direction adjacent electrodes and connecting the row/column-direction adjacent electrodes. A row-direction separated distance between the row-direction adjacent electrodes in a connecting portion between the electrodes and the resistor is larger than a row-direction separated distance between the row-direction adjacent electrodes in a portion covering the light emitting members at a position along a row-direction edge portion of the resistor, and is larger than a row-direction separated distance between the row-direction adjacent electrodes in the connecting portion at an edge portion in a column-direction end region. | 2009-12-17 |
20090310361 | Luminaire with Integral Signage Endcaps - A luminaire with signage endcaps includes a luminaire housing and one or more light emitting elements. The housing typically includes a top member and multiple side members extending down from the top member. The top and side members define the interior of the luminaire housing. Light emitting elements are coupled to the housing. These light emitting elements generally emit light downward from the luminaire and can be coupled along the interior of the housing or positioned along an exterior side of one or more of the side members. A stencil or stencil plate can be positioned along or coupled to one or more others side members. The stencil and stencil plate include openings in the shape of alphanumeric symbols and/or ideograms and include within the openings or have positioned adjacent to the openings a translucent member. Ambient light within the interior of the housing illuminates the stencil and translucent member. | 2009-12-17 |
20090310362 | LIGHTING SYSTEM FOR A DISPLAY APPARATUS - A lighting system for a display assembly, in particular for a dispensing apparatus such as a chilled vending machine, including a track assembly and one or more LED lighting units releasably attachable to the track assembly and means for supplying DC electrical power to the lighting units attached to the track assembly is disclosed. A dispensing apparatus, in particular a low temperature dispensing apparatus such as a chilled vending machine is also disclosed. The track assembly is modular, including releasably interconnectable tracks, preferably having a continuous profile with electrodes | 2009-12-17 |
20090310363 | LED LAMP HAVING ENHANCED WATERPROOFING - An LED lamp includes a heat sink, a plurality of LED modules attached to the heat sink, and an envelope disposed on the base of the heat sink. The heat sink includes a base and a plurality of fins extending from the base. The envelope defines a receiving groove therein surrounding the LED modules. The receiving groove is stepped to have an upper portion and a lower portion recessed downwardly from a bottom of the upper portion. The LED lamp further includes an annular waterproof gasket. The waterproof gasket includes a main body received in the upper portion of the receiving groove and an engaging portion protruding downwardly from a bottom thereof and engagingly received in the lower portion of the receiving groove. The lower portion and the upper portion of the receiving groove are both rectangular in cross-section. | 2009-12-17 |
20090310364 | ATTACHABLE ILLUMINATION ACCESSORY FOR WALKER - An illumination accessory for a walker is disclosed which includes at least one non-flammable light supporting structure, at least one attachment member adapted to attach at least one light supporting structure to at least one structural component of the walker and at least one shatter-resistant, light emitting component which will not cause burns on skin. | 2009-12-17 |
20090310365 | LIGHTING APPARATUS - A lighting apparatus is used, for example, to illuminate a traffic space in which people is supposed to move about, typically walk back and forth. The lighting apparatus includes a light source unit which may be disposed in the traffic space, and a light guide provided with a light incident surface at an end and a light emitting portion at the other end. The light guide is elongated to extend from the light incident surface to the light emitting portion. The light incident surface is arranged to receive the light emitted from the light source unit. The light emitting portion is arranged to emit the inwardly guided light toward the traffic space. | 2009-12-17 |
20090310366 | Light Emitting Diode Lens Structure and An Illumination Apparatus Incorporating with the LED Lens Structure - A light emitting diode lens structure includes a lens having an upper section and a lower section. The lower section is provided with a light emitting diode accommodation part. The upper section is coated with a specular reflection layer to form a reflecting surface facing the light emitting diode accommodation part. An illumination apparatus with the light emitting diode lens structure includes a lampshade, a locking module, an electrode module, and a light emitting diode. The lampshade has a reflecting light surface and an aperture. The locking module is coupled on the lampshade and has a through hole corresponding to the aperture. The electrode module is coupled on the locking module and corresponds to the through hole. This design provides a significant reduction in glare to reduce eyestrain. | 2009-12-17 |
20090310367 | COMPOSITE LIGHT GUIDE STRUCTURE - A composite light guide structure includes a first light guide plate, a second light guide plate and an optical microstructure. The optical microstructure is disposed between the first light guide plate and the second light guide plate, wherein the material of the first light guide plate is different from that of the second light guide plate. | 2009-12-17 |
20090310368 | Device for Redirecting the Luminous Flux Emitted by One or More LED - The invention relates to a device for redistributing with axis rotated to 90° of the luminous flow emitted by one or more LEDs as secondary optical component for the construction of sources, lamps, illuminating bodies, and solid state optical signalling apparatuses. In one of its basic forms the invention comprises a main optical element ( | 2009-12-17 |
20090310369 | GLASS LAMPSHADE AND METHOD FOR PRODUCING THE SAME - A glass lampshade comprising a fusion body of crystal grain glass, an upper crystal glass plate, a lower crystal glass plate, and a curing gel layer. The upper crystal glass plate is attached to the lower crystal plate via the curing gel layer. The fusion body of crystal grain glass is attached to the upper crystal glass plate. A method of producing the glass lampshade. | 2009-12-17 |
20090310370 | SHADE FOR A RECESSED LIGHT FIXTURE - A shade for a recessed light fixture and a method of making same. In some embodiments the shade may include an attachment mechanism configured to flush mount the shade to a recessed light fixture. | 2009-12-17 |
20090310371 | Mounting Bracket for Electrical Junction Box, Luminaire or the Like - Electrical fixtures, such as junction boxes or recessed luminaires, include mounting brackets that support the fixtures from structural members while fasteners, such as screws or nails, are driven through the mounting brackets, thereby facilitating mounting the fixtures. Each of the mounting brackets has a general U-shape that includes at least three generally planar sides. The top side is generally perpendicular to the other two sides, and the top side connects the other two sides and together. The three sides define (in cross-section) a structural member receiver opening. An inside dimension of the structural member receiver opening is such that bracket fits snugly around at least a portion of a commonly sized wood or metal structural member, such as a furring strip or joist, used in ceiling construction. In one embodiment, two of the sides of the structural member receiver opening define an acute dihedral angle to hood around the edge of a metal furring strip. | 2009-12-17 |
20090310372 | LED LAMP HAVING ACTIVE HEAT DISSIPATION STRUCTURE - An LED lamp includes a heat sink, a centrifugal blower and a plurality of LED modules. The heat sink includes a base plate defining an air intake adjacent to an end of the base plate and a plurality of fins extending downwardly from a bottom surface of the base plate, between the air intake and an opposite remote end of the base plate. The centrifugal blower is mounted on the bottom surface of the base plate and located between the air intake and the fins. The LED modules are fixed on a top surface of the base plate of the heat sink. The housing engages with the base plate to enclose the centrifugal blower and the fins therein and cooperates with the base plate to define an exhaust port between the opposite remote end of the base plate and a corresponding sidewall of the housing. | 2009-12-17 |
20090310373 | HORTICULTURAL LIGHT FIXTURE WITH ADJUSTABLE AIR CIRCULATION VENT HOLE COVER AND ADJUSTABLE LIGHT SOCKET ASSEMBLY - A light fixture for use as a horticultural and agricultural grow light fixture, which includes a fixture housing, end panels disposed in the open ends of the housing, each of which includes a duct opening and a duct connector disposed in the duct opening. A specular insert is installed in the interior of the fixture housing and includes sides spaced apart from the sides of the fixture housing such that a cooling and insulating airspace is defined between the specular insert and the housing. Both the housing and specular insert are mounted on a base, and the fixture bottom opening is covered by a lens. In the preferred embodiment, an adjustable light socket assembly is positioned in one of the duct connectors. Finally, the assembly includes a adjustable vent hole cover mounted in each of the duct connectors. The vent hole covers can be adjusted between a fully open position and a fully closed position, such that when the duct connectors are connected to an air circulation system, the rate and volume of air flow to and within the interior of the light fixture can finely adjusted. | 2009-12-17 |
20090310374 | Customized Electronic Candle - A system for the customization of an electronic candle, which system includes an electronic candle assembly comprising an illumination element and means for illuminating the illumination element for providing a simulated illuminated wax candle effect, a first sleeve having a translucent portion and first customizing indicia, a second sleeve having a translucent portion and second customizing indicia, a second indicia being visually distinguishable from the first indicia, the assembly and each sleeve has cooperable constructions for selective assembly of each sleeve to the electronic candle assembly for customizing the alternative electronic candle. | 2009-12-17 |
20090310375 | HANDLE FOR LIGHT FIXTURE - A light fixture having a head, a yoke and a base, the yoke having handles for carrying the light fixture. Placing the handle at the upper part of the yoke is very efficient if the light fixture is to be carried. Access to these handles is possible directly in a flight case because there is sufficient space for getting access to the handles above the yoke. In terms of small light fixtures, an individual can easily carry the light fixture by these handles and safely lift the light fixture from a flight case. In the case of very large light fixtures, two individuals can lift the fixture from both sides of a flight case and can carry the light fixture by the handles. By placing the handles as high as possible in relation to the light fixture, the light fixture can be carried in a very stable manner. | 2009-12-17 |
20090310376 | INTERIOR ILLUMINATION APPARATUS - An interior illumination apparatus includes a design member fixed to an interior side of a member of a vehicle, and which has a switch operating portion disposed movably on a housing of the design member, a function attaching member attached to an exterior side of the design member, and a function member attached to the function attaching member by an attaching unit, and which has a switch portion connected to the switch operating portion. The design member has a positioning portion which positions the function member. | 2009-12-17 |
20090310377 | Vehicular lamp - A vehicular lamp includes a light source, a reflector, a shade, and the projector lens. Light emitted from the light source is reflected by the reflector, and the light is partially blocked by the shade. Light which is not blocked is transmitted through the projector lens, and an object ahead of a vehicle is irradiated with the light. A diffraction grating is provided in a region including an end portion of a light passing region of at least one surface in the projector lens in order to reduce color separation. Magnitude of f | 2009-12-17 |
20090310378 | HEADLAMP FOR VEHICLE - A headlamp for a vehicle has a projection lens, a light source disposed behind a rear focal point of the projection lens and having an optical axis extending in a longitudinal direction, a reflector which reflects light from the light source toward the projection lens, and a rotary shade which is rotatable and shields a part of the light which is projected from the light source and reflected by the reflector. The rotary shade has a plurality of pattern forming sections, each of which respectively forms a corresponding light distribution pattern including an upper part irradiation pattern and a lower part irradiation pattern. A center of the lower part irradiating patterns is located lower than a horizontal line. A center of the upper part irradiating patterns is located above the horizontal line. The pattern forming sections form at least four different upper part irradiating patterns. | 2009-12-17 |
20090310379 | OPTICAL ELEMENT AND MODULE FOR THE PROJECTION OF A LIGHT BEAM, AND MOTOR VEHICLE LAMP INCLUDING A PLURALITY OF SUCH MODULES - An optical element for the projection of a light beam comprises a solid body ( | 2009-12-17 |
20090310380 | CONCEALED ILLUMINATED CENTER HIGH MOUNT STOP LAMP (CHMSL) - A vehicle including a center high mount stop lamp (CHMSL). The vehicle includes a vehicle body panel formed of a light emitting material of a predetermined color, including a first surface area, and coated with a paint of a predetermined color. A CHMSL housing may be mounted on one side of the vehicle body panel, and one or more light sources may be disposable adjacent or within the CHMSL housing for emitting light through a second surface area of the vehicle body panel when the light source is turned on, with the second surface area being smaller than the first surface area. | 2009-12-17 |
20090310381 | LED STREETLIGHT STRUCTURE - The present invention discloses an LED streetlight structure, which comprises: a heat-conduction pipe frame, an upper casing, a lower casing, a light concentration plate, and a transparent cover. The upper and lower casings are made of a plastic material and pivotally coupled to each other. The heat-conduction pipe frame has a heat-dissipation seat with main heat-dissipation fins. Two stabilizer boxes with fins are respectively arranged at two sides of the heat-dissipation seat. Heat-dissipation lamp sets insert through the bottom of the heat-dissipation seat. The present invention installs the main heat-dissipation fins on heat-conduction pipe frame and installs the fins on the stabilizer boxes to increase heat-dissipation area. Further, an auxiliary heat-dissipation ventilation device is arranged above the heat-conduction pipe frame and made of aluminum, and aluminum itself benefits heat dissipation. Furthermore, air can be compulsively conducted to the main heat-dissipation fins, then can enhance the dissipation effect. | 2009-12-17 |
20090310382 | IMAGE DISPLAY DEVICE - An image display device comprises a light-emitting unit ( | 2009-12-17 |
20090310383 | LED NIGHT LIGHT WITH LIQUID OPTICS MEDIUM - The LED night light with liquid optics medium arrangement to let visible wavelength light beam passing though the said liquid optics medium to viewer. The liquid optics medium with miniature means can be selected from group combination from textile, metal, plastic, porcelain, ceramic, dry flower, wood, plants, potpourri in the shape of toys, stuff toys, blow-mold unit, season items, dolls, porcelain unit, ceramic units, poly resin unit, sporting related unit, painting unit, poster unit, sign unit, photo unit, angels unit, artificial related unit, animal unit, flower unit or the conventional units for variety gift, toy, sports, seasonal, holiday applications to make the said night light with more attractive light effects. The night light further incorporated with heater element to make the liquid medium with heat stream flow to make movement of the inner miniatures means of liquid medium to increase the motional night light than other LED night light only light beams changeable lack of the motion miniatures means. | 2009-12-17 |
20090310384 | AC-DC input adapter - An output module for providing power to a device by using power from a source includes an inlet port, an outlet port, a power conversion circuit configured to receive power from the source through the inlet port and supply converted power to the device through the outlet port, and a control circuit coupled to the power conversion circuit and configured to determine a power requirement of the device and to operate the power conversion circuit to produce converted power having a parameter based upon the power requirement. Preferably, the power requirement is a charging requirement of a battery of the device. | 2009-12-17 |
20090310385 | METHOD, APPARATUS & SYSTEM FOR EXTENDED SWITCHED-MODE CONTROLLER - An exemplary extended switched-mode controller is provided for controlling the switching of a switched-mode power converter. This exemplary extended switched-mode controller further comprises a standard switched-mode controller and an auxiliary controller configured to receive standard switch control signals from the switched-mode controller and to (1) pass the standard switch control signals to the switched-mode power converter during non-transient operation, and (2) provide auxiliary switch control signals to the switched-mode power converter during transient operation instead of the standard switch control signals. The auxiliary controller is further configured to determine when to provide the auxiliary switch control signals and to determine what control signals to provide at least partially based on an auxiliary feedback input signal comprising at least one of: sensed converter voltages, converter currents, and an error signal. Where the error signal is at least partially based on the difference between a feedback signal and a reference signal. | 2009-12-17 |
20090310386 | POWER FACTOR CORRECTION CIRCUIT - A power factor correction circuit steps up and power-factor-corrects a rectified voltage, which has been rectified from an AC input voltage of an AC power source Vin, through an ON/OFF operation of a switching element Q | 2009-12-17 |
20090310387 | DUTY-CYCLE-CONTROLLED HALF-BRIDGE RESONANT CONVERTER - A half-bridge resonant converter including a half-bridge switching circuit, a resonant circuit and a rectifier circuit is provided. The half-bridge switching circuit is controlled by two control signals for alternatively coupling two terminals of a DC power source to an input of a resonant circuit. The control signals have the same frequency and duty cycle, and one of the control signals is delayed a period by the other one, in which the frequency of the control signals is constant and the duty cycle of the control signals is variable according to a load. The rectifier circuit generates an output voltage across the load from an output of the resonant circuit. Therefore, the resonant converter of the present invention has the advantage of constant frequency operating and at least one of the two switches operated in ZVS. | 2009-12-17 |
20090310388 | METHOD AND APPARATUS FOR MEASURING THE SWITCHING CURRENT OF POWER CONVERTER OPERATED AT CONTINUOUS CURRENT MODE - An apparatus for detecting a switching current of the power converter, wherein the apparatus includes a signal generation circuit, a sample-and-hold circuit, and a calculating circuit. The signal generation circuit generates a sample signal in accordance with the pulse width of a switching signal. The sample-and-hold circuit is coupled to receive the sample signal and switching current signal for generating a first current signal and a second current signal. The calculating circuit is coupled to receive the first current signal and the second current signal for generating output signals. The switching signal is used for switching the magnetic device of the power converter, and the switching current signal is correlated to the switching current of the power converter; the output signals are correlated to the value of the switching current of the power converter. | 2009-12-17 |
20090310389 | METHOD AND APPARATUS PROVIDING A MULTI-FUNCTION TERMINAL FOR A POWER SUPPLY CONTROLLER - A method for controlling a power supply is disclosed. An example method includes deactivating the power supply in response to a first current through a first terminal of a power supply controller falling below a first threshold value. The power supply is activated in response to the first current through the first terminal rising above a second threshold value. Deactivating the power comprises causing a power switch coupled to a primary winding of the power supply not to receive a switching waveform for more than one cycle until the power supply is activated. | 2009-12-17 |
20090310390 | ELECTRICAL POWER SOURCE, OPERATIONAL METHOD OF THE SAME, INVERTER AND OPERATIONAL METHOD OF THE SAME - The present invention is an electric power source in which a plurality of inverters operate on the same frequency and the plurality of inverters are connected in parallel so that a resistance value expressed by (1−β·G)/(α·G) where α is the output voltage feedback gain, β is the output current feed forward gain, and G is the inverter current gain, is made to be the equivalent output impedance; and is an electrical power source in which the cross-current between the inverters are made to be an acceptable value or below by adjusting the output of each of the inverters by controlling the equivalent output impedance by modifying both or either one of the output voltage feedback gain α or the output current feed forward gain α. | 2009-12-17 |
20090310391 | SOLAR ARRAY PEAK POWER EXTRACTION - Apparatuses and methods for optimizing power generation of a solar array are disclosed. The bus voltage is regulated with a regulator controlled through one or more reference signals. When the power bus is being used by electrical systems that are tolerant of a higher variable voltage range, the bus voltage can be temporarily set higher by a commanded reference signal to allow additional solar array power to supply to the power bus. The peak power point may be identified through an established relationship with the solar array performance as a function of temperature, season and/or the age of the solar array. In addition, a reference signal controlled by one or more temperature sensors on the solar array may also modify the bus voltage set-point. Improved solar array power may be extracted from spacecraft beginning-of-life to end-of-life operations due to low insertion loss of a direct energy transfer scheme. | 2009-12-17 |
20090310392 | POWER CONVERTER - This invention relates to a power converter for use in ACDC power supplies and in particular to a power converter comprising a converter input, a converter output and an output synchronous rectification stage, the output synchronous rectification stage comprises a plurality of switching devices, an output inductor and an output capacitor. According to the invention the output inductor is provided by way of a tapped inductor and there is provided an output reverse recovery device, connected to the tapped inductor to provide an alternative path for the flow of current in the freewheeling period of the output synchronous rectification stage. In this way, the functionality of the power converter, particularly at higher frequencies is enhanced. | 2009-12-17 |
20090310393 | Motion Activated Amplifier - An electronic device that includes a motion activated amplifier structured to receive a first DC signal having a first DC voltage level and output a second DC signal having a second DC voltage level that is greater than the first DC voltage level. The motion activated amplifier includes a motion activated switch operatively coupled to transformer/rectifier circuitry, wherein the motion activated switch is structured to receive the first DC signal and in response to being moved output an AC signal, and wherein the transformer/rectifier circuitry is structured to receive the AC signal and convert the AC signal into the second DC signal. | 2009-12-17 |
20090310394 | DIRECT-CURRENT POWER SUPPLY APPARATUS - First and second rectification circuits are connected to a commercial AC power supply by a reactor. A load is connected between the output terminal on the positive side of the first rectification circuit and the output terminal on the negative side of the second rectification circuit. While the voltage or the commercial AC power supply remains at the positive level, a current flows through a path constituted by one of the diodes of the first rectification circuit and one of the diodes of the second rectification circuit. While the voltage of the commercial AC power supply remains at the negative level, too, a current flows through the path constituted by one of the diodes of the first rectification circuit and one of the diodes of the second rectification circuit. | 2009-12-17 |
20090310395 | Content-Addressable Memory - A content-addressable memory (CAM) comprises a first CAM cell and a second CAM cell. The first CAM cell stores a first data bit, and compares the first data bit with a first search bit to determine if they are matched. The second CAM cell stores a second data bit, and compares the second data bit with a second search bit to determine if they are matched. The first CAM cell comprises a first logic circuit, the second CAM cell comprises a second logic circuit, and the first logic circuit and the second logic circuit form a static CMOS logic circuit. | 2009-12-17 |
20090310396 | DIGITAL MEMORY WITH CONTROLLABLE INPUT/OUTPUT TERMINALS - Methods and apparatus for controlling an input/output (I/O) driver of an I/O terminal based at least in part on the values being provided to the I/O terminal is disclosed. In various embodiments, a detector is employed. The detector shuts off power to the I/O driver if the digital value being presented is the same as a previously presented digital value. | 2009-12-17 |
20090310397 | FERROELECTRIC MEMORY DEVICE, METHOD FOR DRIVING FERROELECTRIC MEMORY DEVICE, AND ELECTRONIC EQUIPMENT - A ferroelectric memory device includes: a memory cell having a ferroelectric capacitor connected between a plate line and a bit line; a first node connected to the bit line through a charge transfer MISFET; a potential generation circuit that has a first capacitor having a first terminal connected to the first node and a first switching MISFET connected to a second terminal of the first capacitor, and is capable of setting the first node to a negative potential; and a sense amplifier connected to the second terminal of the first capacitor. When reading a charge stored in the ferroelectric capacitor, the potential generation circuit sets the first node at a negative potential and then sets the first switching MISFET to an off state, thereby setting the second terminal of the first capacitor to a floating state, and the sense amplifier amplifies a potential on the second terminal of the first capacitor in the floating state. | 2009-12-17 |
20090310398 | LOW POWER, SMALL SIZE SRAM ARCHITECTURE - A memory cell for driving a complementary pair of electrodes associated with a micro-mirror of a spatial light modulator includes two PMOS transistors coupled to a voltage source providing a source voltage. The two PMOS transistors are characterized by a first size. The memory cell also includes two NMOS transistors coupled to ground. Each of the two NMOS transistors are coupled to one of the two PMOS transistors and are characterized by a second size substantially equal to the first size. The memory cell further includes two word line transistors coupled to a word line and characterized by a third size substantially equal to the first size. Power savings associated with the precharge circuit on the order of (Vdh/Vdl) | 2009-12-17 |
20090310399 | SEMICONDUCTOR DEVICE - In a memory using spin transfer torque, state of the spin is made unstable by applying a weak pulse before rewriting to reduce rewrite current. Reading of high-speed operation is performed with current in a regime where the current becomes non-linearly increases corresponding to the pulse width to suppress disturb. Further, fluctuation of respective memory cells is suppressed by a driving method setting the amount of spin constant by bit line charge to suppress read disturb. | 2009-12-17 |
20090310400 | SEMICONDUCTOR DEVICE - In MRAM using a spin-transfer torque switching, a sufficient writing operation with a small memory cell is realized, and a reading current is enlarged while a reading disturbance is suppressed. In the case where the free layer of the tunnel magneto-resistance element is located on the side of the bit line, using a PMOS transistor, and in the case where the fixed layer of the tunnel magneto-resistance element is located on the side of the bit line, using an NMOS transistor, an anti-parallel writing in a source grounding operation is performed. The reading and writing operation margin is improved by performing a reading operation in an anti-parallel writing direction. | 2009-12-17 |
20090310401 | INTEGRATED CIRCUIT INCLUDING A MEMORY ELEMENT PROGRAMMED USING A SEED PULSE - An integrated circuit includes a resistance changing memory element and a circuit. The circuit is configured to program the memory element to a crystalline state from an amorphous state by applying a seed pulse to the memory element followed by a set pulse. | 2009-12-17 |
20090310402 | Method and apparatus for decoding memory - A thin-film memory may include a thin-film transistor-free address decoder in conjunction with thin-film memory elements to yield an all-thin-film memory. Such a thin-film memory excludes all single-crystal electronic devices and may be formed, for example, on a low-cost substrate, such as fiberglass, glass or ceramic. The memory may be configured for operation with an external memory controller. | 2009-12-17 |
20090310403 | NONVOLATILE MEMORY DEVICE USING VARIABLE RESISTIVE ELEMENT - A nonvolatile memory device includes multiple memory blocks divided into multiple memory block groups. Each memory block group includes at least two memory blocks of the multiple memory blocks. The nonvolatile memory device also includes a main word line common to the memory blocks, and multiple sub-word lines corresponding to the memory blocks. Sub-word lines of the multiple sub-word lines located within the same memory block group are electrically connected to each other, and sub-word lines of the multiple sub-word lines located in different memory block are electrically isolated from each other. | 2009-12-17 |
20090310404 | Memory device and method of controlling read level - Provided are memory devices and read level controlling methods. A memory device may include: a memory cell array that includes a plurality of memory cells; a counter that counts a number of memory cells with a threshold voltage included in a reference threshold voltage interval among the plurality of memory cells; a first decision unit that compares the counted number of memory cells with a threshold value to thereby decide whether to set a read level based on the reference threshold voltage interval; and a second decision unit that generates a new reference threshold voltage interval based on the comparison result between the counted number of memory cells and the threshold value. | 2009-12-17 |
20090310405 | Row-decoder and select gate decoder structures suitable for flashed-based EEPROM operating below +/-10v BVDS - A nonvolatile memory device includes an array of EEPROM configured nonvolatile memory cells each having a floating gate memory transistor for storing a digital datum and a floating gate select transistor for activating the floating gate memory transistor for reading, programming, and erasing. The nonvolatile memory device has a row decoder to transfer the operational biasing voltage levels to word lines connected to the floating gate memory transistors for reading, programming, verifying, and erasing the selected nonvolatile memory cells. The nonvolatile memory device has a select gate decoder circuit transfers select gate control biasing voltages to the select gate control lines connected to the control gate of the floating gate select transistor for reading, programming, verifying, and erasing the floating gate memory transistor of the selected nonvolatile memory cells. The operational biasing voltage levels are generated to minimize operational disturbances and preventing drain to source breakdown in peripheral devices. | 2009-12-17 |
20090310406 | M+L BIT READ COLUMN ARCHITECTURE FOR M BIT MEMORY CELLS - A memory device and programming and/or reading process is described that programs a row of non-volatile multi-level memory cells (MLC) in a single program operation to minimize disturb within the pages of the row, while verifying each memory cell page of the row separately. In one embodiment of the present invention, the memory device utilizes data latches to program M-bits of data into each cell of the row and then repurposes the data latches during the subsequent page verify operations to read M+L bits from each cell of the selected page at a higher threshold voltage resolution than required. In sensing, the increased threshold voltage resolution/granularity allows interpretations of the actual programmed state of the memory cell and enables more effective use of data encoding and decoding techniques such as convolutional codes where additional granularity of information is used to make soft decisions reducing the overall memory error rate. | 2009-12-17 |
20090310407 | SENSING AGAINST A REFERENCE CELL - Memory devices, bulk storage devices, and methods of operating memory are disclosed, such as those adapted to process and generate analog data signals representative of data values of two or more bits of information. Programming of such memory devices can include programming to a target threshold voltage within a range representative of the desired bit pattern. Reading such memory devices can include generating an analog data signal indicative of a threshold voltage of a target memory cell. The target memory cell can be sensed against a reference cell includes a dummy string of memory cells connected to a target string of memory cells, and, such as by using a differential amplifier to sense a difference between a reference cell and the target cell. This may allow a wider range of voltages to be used for data states. | 2009-12-17 |
20090310408 | Memory system and method of accessing a semiconductor memory device - A memory system is provided with a processor, a main memory, and a flash memory. Performance of the memory system is improved through achievement of speed-up and high data reliability. The memory system includes a nonvolatile memory device and a controller configured to drive a control program to control the nonvolatile memory device. The control program executes a second access operation for the nonvolatile memory device even before a first access operation to the nonvolatile memory device is completed. | 2009-12-17 |
20090310409 | Nonvolatile Semiconductor Memory - A hot electron (BBHE) is generated close to a drain by tunneling between bands, and it data writing is performed by injecting the hot electron into a charge storage layer. When Vg is a gate voltage, Vsub is a cell well voltage, Vs is a source voltage and Vd is a drain voltage, a relation of Vg>Vsub>Vs>Vd is satisfied, Vg−Vd is a value of a potential difference required for generating a tunnel current between the bands or higher, and Vsub−Vd is substantially equivalent to a barrier potential of the tunnel insulating film or higher. | 2009-12-17 |
20090310410 | NONVOLATILE SEMICONDUCTOR MEMORY DEVICE - A sub-decoder element provided corresponding to each word line is constructed by the same conductive type MOS transistors. The sub-decoder elements are arranged in a plurality of columns such that the layout of active regions for forming the sub-decoder elements is inverted in a Y direction and displaced by one sub-decoder element in an X direction. The arrangement of the sub-decoder elements is adjusted such that high voltage is not applied to both of gate electrodes adjacent in the Y direction. A well voltage of a well region for forming the sub-decoder element group is set to a voltage level such that a source to substrate of the transistor of the sub-decoder element is set into a deep reversed-bias state. In a nonvolatile semiconductor memory device, the leakage by a parasitic MOS in a sub-decoder circuit or word line driving circuit to which a positive or negative high voltage is supplied, can be suppressed. | 2009-12-17 |
20090310411 | Row-decoder and source-decoder structures suitable for erase in unit of page, sector and chip of a NOR-type flash operating below +/- 10V BVDS - An apparatus and method for operating an array of NOR connected flash nonvolatile memory cells erases the array in increments of a page, block, sector, or the entire array while minimizing operational disturbances and providing bias operating conditions to prevent gate to source breakdown in peripheral devices. The apparatus has a row decoder circuit and a source decoder circuit for selecting the nonvolatile memory cells for providing biasing conditions for reading, programming, verifying, and erasing the selected nonvolatile memory cells while minimizing operational disturbances and preventing gate to source breakdown in peripheral devices. | 2009-12-17 |
20090310412 | METHODS OF DATA MANAGEMENT IN NON-VOLATILE MEMORY DEVICES AND RELATED NON-VOLATILE MEMORY SYSTEMS - A data management method includes assigning data buffered in a first memory device into at least two different groups for transfer to a second memory device. At least one of the different groups has at least two units of the data assigned thereto. The data is transferred from the first memory device to the second memory device in a sequence according to a respective priority associated with each of the different groups and in group-by-group manner such that units of the data assigned to a group having a higher priority are transferred to the second memory device prior to units of the data assigned to a group having a lower priority. Related systems and methods are also discussed. | 2009-12-17 |
20090310413 | REVERSE ORDER PAGE WRITING IN FLASH MEMORIES - To store, in a memory block whose word lines are written successively in a word line writing order, a plurality of data pages that are ordered by logical page address, the pages are written to the word lines so that every page that is written to any one of the word lines has a higher logical page address than any page that is written to a subsequently written word line, regardless of the sequence in which the pages are received for writing. Alternatively, the pages are written to the word lines so that for every pair of written word lines, the word line of the pair that is earlier in the writing order has written thereto a page having a higher logical page address than at least one page written to the other word line of the pair. | 2009-12-17 |
20090310414 | NAND string based NAND/NOR flash memory cell, array, and memory device having parallel bit lines and source lines, having a programmable select gating transistor, and circuits and methods for operating same - A nonvolatile memory device includes a nonvolatile memory array including a plurality of charge retaining transistors arranged in rows and columns. The device has a plurality source lines formed in parallel with the bit lines associated with each column. Row decode/driver circuits are connected to blocks of the charge retaining transistors for controlling the application of the necessary read, program, and erase signals. Erase count registers, each of the erase count registers associated with one block of the array of the charge retaining transistors for storing an erase count for the associated block for determining whether a refresh operation is to be executed. Groupings on each column of the array of charge retaining transistors are connected as NAND series strings where each NAND string has a select gating charge retaining transistor connected to the top charge retaining transistor for connecting the NAND series string to the bit lines. | 2009-12-17 |
20090310415 | NON-VOLATILE MEMORY DEVICES INCLUDING VERTICAL NAND STRINGS AND METHODS OF FORMING THE SAME - A NAND based non-volatile memory device can include a plurality of memory cells vertically arranged as a NAND string and a plurality of word line plates each electrically connected to a respective gate of the memory cells in the NAND string. A plurality of word line contacts can each be electrically connected to a respective word line plate, where the plurality of word line contacts are aligned to a bit line direction in the device. | 2009-12-17 |
20090310416 | SELECTIVE THRESHOLD VOLTAGE VERIFICATION AND COMPACTION - Non-volatile memory devices for providing selective compaction verification and/or selective compaction to facilitate a tightening of the distribution of threshold voltages in memory devices utilizing a NAND architecture. By providing for compaction verification and/or compaction on less than all word lines of a NAND string, increased tightening of the distribution may be achieved over prior methods performed concurrently on all word lines of a NAND string. | 2009-12-17 |
20090310417 | SEMICONDUCTOR INTEGRATED CIRCUIT - A semiconductor integrated circuit includes a non-volatile memory built into the semiconductor integrated circuit, the non-volatile memory electrically writing and erasing data and including a memory cell, the memory cell including: a selecting transistor controlled by a word line; an impurity diffused region formed inside a semiconductor substrate, the impurity diffused region being coupled to one of a source and a drain of the selecting transistor; a first electrode formed above the semiconductor substrate with an insulating film therebetween, the first electrode receiving a control signal and part of the first electrode having an opening; a second electrode formed avobe the first electrode so as to oppose the first electrode with an insulating film therebetween, the second electrode having a protrusion which opposes the impurity diffused region with a tunnel film therebetween and projects toward the semiconductor substrate through the opening of the first electrode, and storing information based on an applied voltage; and a sensing transistor operating based on charges accumulated in the second electrode, so as to sense the information stored in the memory cell. | 2009-12-17 |
20090310418 | Method for Index Programming and Reduced Verify in Nonvolatile Memory - In a non-volatile memory a group of memory cells is programmed respectively to their target states in parallel using a multiple-pass index programming method which reduces the number of verify steps. For each cell a program index is maintained storing the last programming voltage applied to the cell. Each cell is indexed during a first programming pass with the application of a series of incrementing programming pulses. The first programming pass is followed by verification and one or more subsequent programming passes to trim any short-falls to the respective target states. If a cell fails to verify to its target state, its program index is incremented and allows the cell to be programmed by the next pulse from the last received pulse. The verify and programming pass are repeated until all the cells in the group are verified to their respective target states. No verify operations between pulses are necessary. | 2009-12-17 |