21st week of 2011 patent applcation highlights part 29 |
Patent application number | Title | Published |
20110122602 | TOOL WITH QUICK POP-UP TOOL HEAD - A tool with quick pop-up tool head includes a body. The body has a handle, a telescopic portion telescopically mounted in the handle, and an operational portion mounted on the telescopic portion such that the operational portion is able to telescopically move relative to the handle. The operational portion has a shoulder disposed on an interior thereof. The telescopic portion has a tool head means mounted therein. The tool head means is selectively engaged with the shoulder and is extendable from the telescopic portion. | 2011-05-26 |
20110122603 | INTEGRATED LABORATORY LIGHT FIXTURE - The integrated laboratory light (lablight) fixture is a sealed ceiling mounted fixture that combines air outlets, lighting and other devices for use in laboratory, clean room, healthcare, educational, and other facilities requiring critical airflow control. The integrated lablight is made for a central location in the lab to eliminate room scale eddies and cross drafts along with the hood challenges they present. The combining of most ceiling devices in one fixture results in a safer environment with greater access for above ceiling maintenance, as well as less expensive facility capital costs. The fixture design also minimizes shadows at the work surface, and promotes temperature stability for temperature sensitive equipment. | 2011-05-26 |
20110122604 | STAINLESS STEEL AIRPORT LIGHT CANNISTER APPARATUS AND METHOD - An airport inset light adjustable alignment container set provides a light fixture and stainless steel support for airport runway, taxiway, or other aircraft ground traffic areas. A variable length extension means rotatably adjusts height and azimuth by a rotatable vertical displacement. In one aspect, a previously installed, airport inset light and stainless steel base of the present invention receives a variable length extension assembly for rotatably adjusting the height and azimuth alignment of an airport inset light. Rotation locking means are provided for securing the rotatable adjustment apparatus from further rotation. A novel stainless steel base is adapted to receive various different designs of inset lights and, in one aspect, to provide a stainless steel protection ring “mud dam.” | 2011-05-26 |
20110122605 | Collapsible light - A collapsible lighting device has a main body surrounded by a collar whose position is adjustable along the longitudinal axis of the main body. Pivotally connected or hinged legs are attached to the collar and to the main body with struts. When the collar is on one position, the legs deploy outward from the main body to the extent permitted by the struts, thereby allowing the legs to support the collapsible lighting device upright. A lamp head is attached to a member which telescope from the main body. When deployed, the lamp head can be switched on to provide illumination. When the collar is another position, the legs are drawn in toward the main body to form a cylindrical shape. The lam head can be positioned so that when the telescoping member is retracted into the main body, the collar surrounds the exterior of the lamp head, thus protecting the lamp head for transport. The overall cylindrical shape of the lighting device in the collapsed position facilitates transport, for example using a strap to carry the device on one's back. | 2011-05-26 |
20110122606 | SOLAR ENERGY COLLECTOR AND LAMP USING THE SAME - A lamp includes a lamp body, a control module and a solar energy collector. The solar energy collector includes a first motor, a second motor coupled to the first motor, a solar energy absorption board, and a detection apparatus mounted on the solar energy absorption board. The solar energy absorption board coupled to the second rotary rod. The detection apparatus includes two first photosensitive resistors mounted opposite to each other and two second photosensitive resistors mounted opposite to each other. The control module controls the first motor to rotate when a voltage difference between the first photosensitive resistors is detected; the control module controls the second motor to rotate when a voltage difference between the second photosensitive resistors is detected. | 2011-05-26 |
20110122607 | Furniture Lighting - A lighting apparatus for providing illumination within a furniture module is provided. The lighting apparatus comprises a means of capturing kinetic energy of a moving part of the furniture module, a means for converting the kinetic energy into electric energy, and a means of converting the electric energy into light energy for lighting up the space within the furniture module. The lighting apparatus is attached to the furniture module. The means of converting kinetic energy into electric energy is, for example, a mechanical gear based assembly or a piezoelectric crystal based assembly. The light source is activated using a rechargeable battery or by using a continuously generated electric current in the short duration of the operation of the furniture module. The lighting apparatus is either directly attached to the furniture module or is an integral part of a furniture hinge. | 2011-05-26 |
20110122608 | Conductive Cable System for Suspending A Low Voltage Luminaire Assembly - A low voltage cable for providing low voltage power to an electrically-powered assembly, such as a luminaire fixture, and for attaching the luminaire fixture to the cable and to structure using a cable gripping device in such a way that the assembly can be adjusted. is disclosed. The cable comprises a conductive strand composed of a first metallic material, and a plurality of strength strands wound around the conductive strand, where the plurality of strength strands is of a second metallic material. The first metallic material is substantially more conductive than the second metallic material, and the second metallic material has substantially greater tensile strength than the first metallic material. This allows the cable to conduct a low voltage feed across the conductive strand, and allows the strength strands cable to mostly support the tension load particularly of a hanging luminaire fixture as well as resisting lateral compressive forces from a cable gripping device. | 2011-05-26 |
20110122609 | CUSTOMIZABLE TORCH - The present invention provides a compact, portable light sour-ce ( | 2011-05-26 |
20110122610 | Lighting assembly With Air Cooling - A lighting device ( | 2011-05-26 |
20110122611 | SWITCHING CIRCUIT - A flashlight switching circuit includes a casing, a power source in the casing having a pair of poles, a light source connected to one of the poles, and a switch carried on the casing. The switch has a housing, first and second contacts with respective inner ends inside the housing and respective outer ends outside the housing and formed as leaf springs, and an actuation element movable on the housing for connecting together the inner ends in a closed position of the switch and disconnecting them from each other in an open position of the switch. The leaf-spring part of the first contact is connected to the light source. The leaf-spring part of the second contact bears directly on the other of the poles so that in the closed position the switch connects the light source between the poles and energizes it. | 2011-05-26 |
20110122612 | BACKLIGHT DEVICE FOR LIQUID CRYSTAL MODULE - A backlight device includes a frame, a linear light source, and a lamp holder. The lamp holder supports the linear light source. The lamp holder includes an arc-shaped arm component, a concave protrusion, and a pair of convex protrusions. The arm component has a middle portion and a pair of end portions. The end portions extend from the middle portion, respectively. The concave protrusion extends from the middle portion in a radial inward direction of the arm component. The concave protrusion has a concave face that contacts an outer peripheral face of the linear light source. The convex protrusions extend from the end portions in the radial inward direction of the arm component, respectively. Each of the convex protrusions has a convex face that contacts the outer peripheral face of the linear light source such that the convex protrusions press the linear light source against the concave protrusion. | 2011-05-26 |
20110122613 | LED DECORATIVE LAMP - The LED decorative lamp contains a three-terminal LED device, a flexible core for the plugging of the three-terminal LED device, and a seat for the configuration of the flexible core. The seat contains three terminal plates for the electrical contact with the three terminals of the LED device. A lamp string formed by connecting multiple such LED decorative lamps enjoys accurate flash timing, thereby achieving appealing lighting effect. | 2011-05-26 |
20110122614 | Luminaire with Scattered Light Collection Device - A luminaire is equipped with a scattered light collection device. The scattered light collection device includes a refractor and a light collection board set below a hollow cavity formed in the middle portion of the refractor. The portion of light rays emitted from the luminaire is gone astray and scattered here and there. The strayed light rays are caught by the colored light collection board and turned into effective light rays of the same color for illuminating the surroundings. | 2011-05-26 |
20110122615 | LENS AND LIGHTING FIXTURE UTILIZING THE SAME - A lens and a lighting fixture utilizing the same provides a plurality of LED light sources as a single light source with a simple configuration. The lens is used with a plurality of light sources in combination and can have a single focus. The lens can include a plurality of light incident portions each disposed so as to face each of the plurality of light sources, the plurality of light incident portions collimating light beams emitted from the plurality of light sources in parallel with a predetermined optical axis while guiding the light beams inside the lens. A light exiting portion can include a refracting surface disposed on optical paths of the collimated light beams guided from the plurality of the light incident portions into the inside of the lens, with the light exiting portions causing the collimated light beams to exit and be converged on the single focus. A lighting fixture can utilize the lens described herein. | 2011-05-26 |
20110122616 | INTEGRAL HEAT SINK AND HOUSING LIGHT EMITTING DIODE ASSEMBLY - A light assembly ( | 2011-05-26 |
20110122617 | Retaining Frame Comprising at Least one Optical Element - A retaining frame ( | 2011-05-26 |
20110122618 | Luminaire - A luminaire including a plurality of light-emitting light sources is provided. The luminaire can be produced with little manufacturing out-lay and, consequently, economically, which is suited for street and path lighting and reduces the glare for an observer. The luminaire comprises at least one reflector profile extending in the longitudinal direction and comprising a plurality of apertures and at least one reflector surface provided on the front of the reflector profile, the light sources being arranged in the area of the apertures at the back of the reflector profile. A reflector profile for a luminaire is also provided. | 2011-05-26 |
20110122619 | LIGHT-DIRECTING APPARATUS WITH PROTECTED REFLECTOR-SHIELD AND LIGHTING FIXTURE UTILIZING SAME - A light-directing apparatus for off-axial preferential-side distribution of light from a light emitter having an emitter axis, including a lens member positioned over the light emitter and a shield member. The lens member has a proximal end substantially transverse the emitter axis and an outer surface which may be configured for refracting light from the emitter. The shield member may be snugly received in a shield-receiving void of an inner surface of the lens member. Alternatively, the shield member is embedded by the lens member having been molded thereabout. Another aspect of this invention is a lighting fixture utilizing such light-directing apparatus. | 2011-05-26 |
20110122620 | Waterproof LED display - A LED display includes at least two standard LED units connected side by side, having a peripheral hole and wire passing hole, a wire passing hole stopper, comprising a first annular seat, fixed around the wire passing hole via a first double sided adhesive, a first silicon rubber sealing ring, and a first screw, provided on one side of the wire passing hole; a second annular seat, fixed around the wire passing hole via a second double sided adhesive, a second silicon rubber sealing ring, and a second screw, provided on the other side of the wire passing hole, and a peripheral hole stopper comprising a third annular seat, fixed around the peripheral hole via a third double sided adhesive, a peripheral hole cap, and an O-shaped sealing ring provided between the third annular seats and the peripheral hole cap. | 2011-05-26 |
20110122621 | LIGHTING DEVICE WITH SENSOR - The lighting device contains an upper casing, a circuit board, a sensor assembly, a lower casing, and power adaptors. A number of light emitting diodes (LEDs) are configured on the circuit board. The upper and lower casings are joined to house the circuit board inside. The power adaptors are configured at two ends of assembled upper and lower casings and the circuit board. The sensor assembly contains a cylindrical casing threaded in a ring. The sensor assembly is then rotatably housed in a spherical concave on the circuit board. The sensor assembly's rotational angle could be easily adjusted to aim to cover any desired area. The power adaptors allow the lighting device to be installed to conventional sockets for fluorescent light tubes. | 2011-05-26 |
20110122622 | LED Light - A Light-Emitting Diode (“LED”) light including a housing with two ends, a base coupled to the housing at one of the two ends for connecting to an electrical fixture, the housing including vertical plates with a majority of higher-power LEDs mounted on the vertical plates at an angle of less than 75 degrees relative to the vertical plates. In one aspect, the LEDs are mounted in a column and row grid pattern. In one aspect, the housing includes a horizontal plate with lower-power LEDs mounted thereon. In one aspect, the LED light includes a temperature regulation device housed within its housing for heat dissipation. | 2011-05-26 |
20110122623 | LIGHT IRRADIATION DEVICE - The present invention uniforms a size of an LED substrate | 2011-05-26 |
20110122624 | XTREE SYSTEMS - A wall-mounted Christmas tree device serving as a festive holiday decoration that takes up minimal space. This pine tree-shaped invention may be temporarily removably mounted to at least one wall and/or door or other suitable vertical surface thereby making it easy for occupants of virtually any size residence to display a beautiful, realistic festive decoration. The wall-mounted Christmas tree device disclosed herein preferably comprises the following components: at least two flat tree half outlines; a spine having a plurality of sockets; a base having electrical powering means; and a plurality of insertable branches. The Styrofoam or fiberglass flat tree half outlines may include double-sided tape or a plurality of suction cups to removably attach the wall-mounted Christmas tree device on a vertical surface. A kit for the present invention and method of use is also described herein. | 2011-05-26 |
20110122625 | STORABLE HOLIDAY LIGHTS - There is provided a festive/holiday lighting system capable of placing light strings in a stored configuration as well as a displayed configuration. The lighting system includes as elements a rotating rod, a series of light strings, a power cord, and a pair of end caps. The rotating rod defines a first end and a second end, as well as an interior region and an exterior region. The set of light strings is disposed so as extend from the rod in the display configuration and to coil around the exterior region of the rod in the stored configuration. The cord defines a plug end and a receiving end, and the cord is connected to and provides power to the light strings. Separate units of the lighting system can be electrically joined by connecting a plug end to a receiving end of the cord. A pair of end caps are connected to the first end and second end of the rod such that rod can rotate with respect to the end caps. Hangers can be attached to the end caps for suspending the light system from a structure such as a house. A user unrolls the rod so as to display the light strings when he or she wishes to display the lights, and the user then rolls the rod thereby wrapping the light strings around the rod (thus placing the light strings in the stored/concealed configuration) when he or she wishes to hide or store the lighting. In this manner the light system can be semi-permanently affixed to a house structure for multi-seasonal use. The lights are displayed when desired and concealed when not in use. | 2011-05-26 |
20110122626 | ELECTRONIC BOOK - An electronic book includes a shell and an illumination device. The shell defines a receiving groove. The illumination device includes a support arm fastened to the shell and an illumination member fixed on the support arm. The illumination device is received in the receiving groove when not in use. The electronic book can be read when the ambient light is too low or in darkness. | 2011-05-26 |
20110122627 | LIGHTING APPARATUS - The invention relates to a lighting apparatus comprising a laser source ( | 2011-05-26 |
20110122628 | Organic Light Emitting Diode Display - An organic light emitting diode (OLED) display includes a first substrate; a second substrate disposed to face the first substrate, an OLED disposed between the first and second substrates, and a sealant disposed between the first substrate and the second substrate. The organic light emitting diode emits light. The sealant seals a space between the first substrate and the second substrate. The organic light emitting diode is enclosed by the sealant and is spaced apart from the sealant by a predetermined gap. The OLED display further includes a scattering portion positioned at a seal area that covers the predetermined gap. The scattering portion scatters light incident into the scattering portion. | 2011-05-26 |
20110122629 | File System for a Stage Lighting Array System - A file system for a stage lighting system that maintains the different files associated with the stage lighting system. Each of the files that can represent an effect are maintained within the system within a configuration file. The configuration file can be updated on each start of the system so that the system can maintain information indicative of current configuration files. A test mode can also be entered in which a pre-formed show can be tested against the current state of the configuration files. | 2011-05-26 |
20110122630 | Solid State Lamp Having Vapor Chamber - A solid state lamp has a form that replaces a standard screw-in or plug-in type light bulb. One or more LEDs are mounted on a thermally conductive submount, which is mounted on the top surface of a substantially round and flat vapor chamber. The vapor chamber efficiently spreads the heat and also conducts heat vertically. The vapor chamber is affixed to a substantially round mounting base of a metal housing. In this way, the very small LED dies appear to the mounting base as much larger heat sources producing less heat per unit area, and the thermal resistance of the heat path is greatly reduced. The housing has ventilation openings for cooling a bottom surface of the mounting base. The top of the vapor chamber is highly reflective, and the housing has a high emissivity coating. A standard base is attached to the housing for connection to an AC mains voltage. | 2011-05-26 |
20110122631 | Reflector luminaire - A reflector luminaire with a light-emitting means and a reflector, which reflects light from the light-emitting means which is incident on said reflector in a predetermined emission direction and which has a rim ( | 2011-05-26 |
20110122632 | LED UNIT - An LED unit includes an LED having an optical axis and a lens mounted on the LED. The lens includes an incidence surface, an emission surface, and a light-reflecting face between the incidence surface and the emission surface. The light-reflecting face has a diameter gradually increasing from a bottom towards a top of the lens. The incidence surface includes a first incidence surface and a second incidence surface extending downwardly from a circumference of the first incidence surface and protruding inwardly towards the LED. Light emitted from the LED with a large angle is refracted by the second incidence surface into substantially parallel beams in one side of a cross-section of the lens through the optical axis of the LED, and the parallel beams are sequentially reflected by the light-reflecting face and refracted by the emission surface out of the lens in substantially parallel beams. | 2011-05-26 |
20110122633 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD OF MANUFACTURING THE SAME - An organic light emitting diode (OLED) display includes: a first substrate including an OLED; a second substrate that is opposite to the first substrate; a sealant that is positioned between the first substrate and the second substrate and that couples the first substrate and the second substrate; and a sealant contraction reinforcement auxiliary structure that is positioned in at least one of a position between the first substrate and the sealant and a position between the second substrate and the sealant. | 2011-05-26 |
20110122634 | CONNECTOR FOR CONNECTING LAMP TO SUPPORT - A connector for connecting a lamp to a pole, includes a frame and a bracket pivotably attached to the frame. The frame has multiple positioning holes defined therein, and the bracket has two slots defined corresponding to the positioning holes. A blot extends through the frame and the bracket, and a screw is selected to extend through one of the positioning holes and a corresponding slot to fix the bracket to the frame with a required angle. | 2011-05-26 |
20110122635 | Aircraft External Lighting System and Method - An aircraft external lighting system and method is applicable to aircraft position, navigation and strobe lights. The lighting system includes a light source, a cylindrical lens adjacent the light source, and a lenticular lens between the light source and the cylindrical lens. | 2011-05-26 |
20110122636 | Signal indicator lamp assembly for a vehicle - A signal indicator lamp assembly ( | 2011-05-26 |
20110122637 | VEHICLE LIGHT - A vehicle light can include an LED light source disposed such that the optical axis of the LED light source is directed downward, a first lens disposed forward of the LED light source, a second lens disposed below and forward of the first lens, and a first reflector extending from both sides of the LED light source to a position near the optical axis of the LED light source. The first reflector can be configured to reflect light beams from the LED light source toward the first lens so as to form a wide vertically converged and horizontally diffused light distribution pattern. The vehicle light can include a second reflector disposed at a position below and forward of the first reflector. The second reflector can be configured to reflect light beams from the LED light source toward the second lens so as to form a middle-area vertically converged and horizontally diffused light distribution pattern. The lens can be formed by a toroidal lens that is horizontally elongated and that is formed by horizontally extending an aspherical lens cross section having a focus near the LED light source in an arc shape, or by a cylindrical lens having a horizontal focus line. In particular, the lens can be formed by an upper-half lens portion of such a toroidal lens. The vehicle light can include a light shielding shutter having a first upper edge portion and a second upper edge portion lower than the first upper edge portion. | 2011-05-26 |
20110122638 | VEHICLE LIGHT - A vehicle light can electrically change over between a horizontally wide light distribution pattern and an AFS suitable light distribution pattern for projecting light beams leftward (or rightward according to the traffic system). The vehicle light can include a projection lens having a light incident surface and a light exiting surface; and a horizontally long rectangular surface light source including a plurality of semiconductor light emitting devices that are horizontally disposed on both sides with respect to a focus of the projection lens and are independently controlled to be turned on/off. The projection lens can vertically converge and horizontally diffuse light beams for projection. Respective optical axes of the projection lens and the rectangular surface light source are inclined by an angle 0 toward an outer side with respect to a front-to-rear direction of a vehicle body where the vehicle light is to be mounted, whereby a light distribution pattern horizontally uniform can be formed by light beams emitted from the semiconductor light emitting devices disposed on the outer side with respect to the focus of the projection lens. | 2011-05-26 |
20110122639 | ADJUSTMENT SYSTEM FOR AT LEAST ONE LIGHT MODULE OF A LIGHTING APPARATUS OF A VEHICLE AND LIGHTING APPARATUS FOR VEHICLES - The present invention relates to an adjustment system for at least one light module of a lighting apparatus of a vehicle, comprising a holding frame located in a housing of the lighting apparatus which holds the at least one light module, wherein the holding frame is installed such that it is able to pivot around an axis of rotation of the adjustment system inside the housing of the lighting apparatus, and further comprising an adjusting device for tilting the holding frame around the axis of rotation of the adjustment system, wherein the adjusting device and the holding frame are swivel-mounted to one another. The invention further relates to a lighting apparatus for a vehicle, comprising a housing, at least one light module inside the housing, and a corresponding adjustment system for the at least one light module. | 2011-05-26 |
20110122640 | APPARATUS FOR CONTROLLING MOVEMENT OF A LAMP UNIT RELATIVE TO AN AUTOMOBILE BODY - An apparatus is adapted for controlling a lamp unit mounted on an automobile body, and includes a housing for housing input and output rods, and a transmission gear. The transmission gear meshes with a worm segment of the input rod such that the transmission gear is driven by the worm segment to rotate in response to rotation of the input rod. The output rod has a coupling end portion coupled to the lamp unit, and a rack segment meshing with the transmission gear such that the output rod is movable relative to the housing in response to rotation of the transmission gear, thereby driving movement of the lamp unit relative to the automobile body. | 2011-05-26 |
20110122641 | APPARATUS FOR CONTROLLING MOVEMENT OF A LAMP UNIT RELATIVE TO AN AUTOMOBILE BODY - An apparatus is adapted for controlling a lamp unit mounted on an automobile body, and includes a housing for housing input and output rods, a deceleration unit and a transmission piece. The deceleration unit includes a planet gear connected to an eccentric engaging end portion of the input rod, meshing with a ring gear fixed in the housing, and connected to the transmission piece and an angle indicating unit sleeved on the input rod. The output rod has a coupling end portion coupled to the lamp unit, and a rack meshing with a center gear portion of the transmission piece. When the input rod rotates, the transmission piece and the angle indicating unit are driven to rotate in response to movement of the planet gear such that the output rod is movable in response to rotation of the transmission piece, thereby driving movement of the lamp unit relative to the automobile body. | 2011-05-26 |
20110122642 | HEADLAMP WITH A CARRYING ELEMENT PIVOTING IN A FIRST DIRECTION AND A LIGHT UNIT PIVOTING IN A SECOND DIRECTION - Headlamp comprising a housing, a carrying element pivoting around a first axis in relation to the housing and a light unit pivoting around a second axis in relation to the carrying element, wherein the headlamp comprises a drive shaft for pivoting the light unit around the second axis such that a drive unit links the drive shaft to the light unit, wherein the drive shaft is suited and set up to transmit a rotary motion from an input drive head of the drive shaft to an output drive head of the drive shaft, wherein the input drive head is mounted on the housing, wherein the drive shaft comprises a first shaft section and a second shaft section, wherein first ends of the shaft sections, in order to transmit the rotary motion, can move in relation to one another in axial direction and interlink in a torque-proof manner, wherein a rotary motion to be transmitted is performed around a first axis of rotation in the first shaft section and a second axis of rotation in the second shaft section, and wherein the shaft sections are able to pivot around preferably multiple axes perpendicular to the first and second axes of rotation and in relation to one another. | 2011-05-26 |
20110122643 | LIGHTING UNIT FOR VEHICLES AND MOUNTING METHOD - The present invention relates to a lighting unit for vehicles, comprising a light source arranged on a circuit board and further comprising an optical attachment mounted in the direction of light emission in front of the light source, said optical attachment comprising at least one holding turret on one of the sides facing the circuit board such that, at its mounting position, the holding turret slots into a hole drilled into the circuit board, wherein the optical attachment is positive-locking to a holding body arranged on one of the sides facing away from the light source, wherein the holding body is molded to a carrier frame, and wherein the holding body or the carrier frame snaps on to the optical attachment. | 2011-05-26 |
20110122644 | Light source apparatus - The present invention relates to a light source apparatus having a structure for stably supplying broadband pulsed light having a wavelength spectrum with an excellent flatness over a wide band. The light source apparatus employs, as a seed light source, a short-pulsed light source having such an excellent output pulse characteristic that the frequency bandwidth extending until the output pulse drops by 10 dB or 20 dB from a peak is 5 THz or more. The light source apparatus also includes a broadband light producing fiber having an optical characteristic suitable for combining with the short-pulsed light source. The broadband light producing fiber inputs pulsed light from the pulsed light source, and produces the broadband pulsed light by utilizing a nonlinear optical phenomenon. This structure yields broadband pulsed light having such a wavelength spectrum that a region whose power fluctuation is suppressed to 6 dB or less extends over 100 nm or more. | 2011-05-26 |
20110122645 | Light Rod for Accelerating Algae Growth - A light pipe for use in aqueous environments comprising an optical rod capable of total internal reflection, and disposed in the optical path of a light source such as a light emitting diode or other source. The optical rod has frosted and unfrosted portions, such that the light is propagated distally along the rod at the unfrosted portions, but a portion of the light is coupled out of the rod into the aqueous environment at each of the frosted portions. The relative sizes of the frosted portions are arranged so that substantially the same light power is coupled out of the rod at each frosted section, thus facilitating rapid and uniform growth of algae in the aqueous environment. | 2011-05-26 |
20110122646 | Optical Fiber Illumination Systems and Methods - An illumination system generating light having at least one wavelength within 200 nm a plurality of nano-sized structures (e.g., voids). The optical fiber coupled to the light source. The light diffusing optical fiber has a core and a cladding. The plurality of nano-sized structures is situated either within said core or at a core-cladding boundary. The optical fiber also includes an outer surface. The optical fiber is configured to scatter guided light via the nano-sized structures away from the core and through the outer surface, to form a light-source fiber portion having a length that emits substantially uniform radiation over its length, said fiber having a scattering-induced attenuation greater than 50 dB/km for the wavelength(s) within 200 nm to 2000 nm range. | 2011-05-26 |
20110122647 | METHOD TO ASSEMBLY A TURN SIGNAL INDICATOR MODULE AND TURN SIGNAL INDICATOR SUB-MODULE - The invention is related to a method for assembly a turn signal indicator module mounted into a rear view mirror comprising a housing. A LED, a light guide and a lens of the turn signal indicator module are mounted in steps as: | 2011-05-26 |
20110122648 | HIGH DENSITY DIGITAL SIGNAL CROSS-CONNECT SYSTEM - A telecommunication panel may comprise a chassis configured to receive insertable Digital Signal Cross-connect (DSX) modules and a backplane connected to the chassis. The DSX module is compact to fit into the telecommunication panel. A ratio of the number of the insertable 6-port DSX modules over the backplane surface area at least about 0.37 modules per square inch is achieved. The DSX module may include a printed circuit board and a light emitting diode (LED) light pipe on the printed circuit board to minimize the width of the DSX module. The DSX module may be inserted into the telecommunication panel horizontally or vertically so that the telecommunication panel receives a maximum number of DSX modules. | 2011-05-26 |
20110122649 | Method And Structure For Uniforming Light Emitted From Backlight Module - A method and a structure for improving the uniformity light emitted from a backlight module are provided. In accordance with the present invention, a plurality of optical microstructures are intermittently distributed on an LGP of a backlight module. Each of the microstructures further includes a plurality of optical sub-microstructures. The optical microstructures and the optical sub-microstructures are distributed on the LGP with varied distribution intensities in three dimensions, such that at where the optical microstructures and the optical sub-microstructures are distributed with a larger distribution intensities the LGP refracts and reflects more light, and at where the optical microstructures and the optical sub-microstructures are distributed with a smaller distribution intensities the LGP refracts and reflects less light. In such a way, by designing particular distribution intensities of the optical microstructures and the optical sub-microstructures, the light emitted from the LGP can be uniformed. | 2011-05-26 |
20110122650 | Backlight unit and display device using same - A backlight unit arranged at the rear side of a liquid crystal panel for illuminating the liquid crystal panel. The backlight unit includes a light source for emitting light and a light guide plate. The light guide plate includes a light incident surface on which the light emitted from the light source is incident, a main reflection surface for internally reflecting the light incident on the light incident surface and a light launching surface from which the light reflected by the main reflection surface is launched toward the liquid crystal panel. The backlight unit further includes a frame for supporting the light guide plate and a substrate arranged at the opposite side of the frame from the liquid crystal panel and mounted with electronic parts. The light source is mounted to the substrate. | 2011-05-26 |
20110122651 | BACKLIGHT DEVICE AND DISPLAY DEVICE PROVIDED WITH THE SAME - Provided is a backlight device which can suppress deterioration of uniformity. The backlight device ( | 2011-05-26 |
20110122652 | DISPLAY DEVICE AND OPTICAL DEVICE - Disclosed herein is a display device including, a visual target, and a backlight adapted to illuminate the visual target from the rear, the backlight including, a plurality of first light sources, second light sources, and a light guide plate, wherein the light guide plate has a plurality of projecting portions on a side surface portion thereof upon which the light, produced by the plurality of first and second light sources is incident, the projecting portions being arranged, along the side surface portion and project toward the one side of the given direction, the plurality of first light sources are disposed to be opposed to the tip surfaces of the plurality of projecting portions, and the second light sources are disposed to be opposed to the bottom surfaces of recessed portions formed between the plurality of projecting portions. | 2011-05-26 |
20110122653 | OPTICAL PLATE WITH MICRO-STRUCTURES AND BACKLIGHT MODULE USING SAME - An exemplary optical plate includes a base and an array of micro-structures. The base includes a first surface and a second surface opposite to the first surface. The micro-structures are provided at the first surface. Each micro-structure includes a base surface substantially coplanar with the first surface of the base and two side surfaces. The base surface has an approximately olive-shaped profile enclosed by two arc-outlines. The two side surfaces extend obliquely from the two arc-outlines and intersect at a ridge of the micro-structure. | 2011-05-26 |
20110122654 | HIGH VOLTAGE AC/DC OR DC/AC CONVERTER STATION WITH FIBER-OPTIC CURRENT SENSOR - DC current in a high voltage AC/DC or DC/AC converter station can be measured via the Faraday effect in one or more loops of an optical sensing fiber located at the base of a bushing extending through a wall of the hall. This arrangement can exploit the base of the bushing being at ground potential, which can simplify mounting work and maintenance. | 2011-05-26 |
20110122655 | POWER SUPPLY WITH AC/DC CONVERTER AND DC/AC INVERTER IN LOOP - A power supply includes a DC/AC inverter and an AC/DC converter connected in a loop such that a DC output of the AC/DC converter is connected to a DC input of the DC/AC inverter and an AC output of the DC/AC inverter is connected to an AC input of the AC/DC converter. Another AC output of the DC/AC inverter is available to provide power to a load. | 2011-05-26 |
20110122656 | POWER DEVICE WITH ISOLATED VARYING-FREQUENCY PWM CONTROL - A power device with isolated varying-frequency PWM control contains a transformer having a primary side and a secondary side; a varying-frequency PWM chip located at the secondary side, the varying-frequency PWM chip containing a frequency adjustment circuit and PWM control circuit, the PWM control circuit having at least an output terminal; a sampling circuit connected to the varying-frequency PWM chip; and a separation circuit having at least a terminal connected to the varying-frequency PWM chip; wherein the at least one terminal of the PWM control circuit drives a switch so that various types of transformer is applicable; the frequency adjustment circuit of the varying-frequency PWM chip dynamically adjusts a periodic signal's frequency according to load condition so that a pulse signal from the PWM control circuit is adjusted as well to reduce switching loss and to enhance energy conservation. | 2011-05-26 |
20110122657 | SWITCH WITH COMMON-MODE CHOKE - A common-mode choke level-shifter drives a power switch with sub-nanosecond timing integrity without requiring a high-side gate-drive power supply. The same level-shifter may also be used to drive a low-side switch to avoid ground bounce effects. | 2011-05-26 |
20110122658 | POWER CONVERTER USING ENERGY STORED IN LEAKAGE INDUCTANCE OF TRANSFORMER TO POWER SWITCH CONTROLLER - The power converter includes a transformer that is coupled or decoupled from a power source by a switch controlled by a switch controller. The transformer includes a first primary winding coupled to a secondary winding. The energy stored in the leakage inductance of the first primary winding is received by a second primary winding. The energy received by the second primary winding is provided to the switch controller to power the switch controller. The second primary winding is wound adjacent to the first primary winding to receive more energy from the first primary winding. | 2011-05-26 |
20110122659 | POWER TRANSISTOR DRIVING CIRCUITS AND METHODS FOR SWITCHING MODE POWER SUPPLIES - A power supply controller is provided for providing a drive current to a control terminal of a power transistor in three time intervals. The controller includes control circuits configured to control the drive current in multiple stages. During a first time interval, first drive current includes a current spike for turning on the power transistor in response to a start of the control signal pulse. During a second time interval, a second drive current includes a ramping current substantially proportional to a magnitude of a current through the power transistor. During a third time interval, current flow to the power transistor is at least partially turned off before an end of the control signal pulse. | 2011-05-26 |
20110122660 | CURRENT MODE DIGITAL CONTROL OF THE OUTPUT VOLTAGE OF A SWITCHING POWER SUPPLY - A method of controlling an output voltage of a pulse width modulation (PWM) converter with a PWM signal driving a power switch of the converter may include using a comparator to compare a reference voltage with a scaled output voltage of the converter, incrementing or decrementing an up/down counter at each pulse of a clock signal applied to the counter depending on a state of the comparator, and controlling the comparator to generate the PWM signal with a control voltage selected from a look-up table using a value of the counter. | 2011-05-26 |
20110122661 | DIRECT-TYPE CONVERTING APPARATUS AND METHOD FOR CONTROLLING THE SAME - An output voltage of a converter is given to a pair of DC power supply lines. Inverters are connected in parallel with each other between the DC power supply lines. When one inverter is operated based on a first zero vector and the other inverter is operated based on a second zero vector, a commutation is caused in the converter. The first zero vector and the second zero vector are different from each other. For example, all of high-arm side switching elements of the one inverter and low-arm side switching elements of the other inverter are rendered non-conducting, and all of side switching elements of the one inverter and high-arm side switching elements of the other inverter are rendered conducting. | 2011-05-26 |
20110122662 | Buck and buck/boost converter systems having auxiliary circuits and method thereof - The configurations of a buck type and a buck/boost type converter systems and a controlling method thereof are provided in the present invention. The proposed buck/boost type converter system includes a rectifier bridge, a first auxiliary circuit including a first unidirectional switch coupled to the rectifier bridge and a second unidirectional switch coupled to the first unidirectional switch, a first capacitor coupled to the first unidirectional switch and the rectifier bridge, a buck/boost converter having a first input terminal coupled to the first unidirectional switch, a second input terminal coupled to the first capacitor, a first output terminal coupled to the second unidirectional switch and a second output terminal, a second capacitor electrically connected to the first and the second output terminals in parallel, and a DC source coupled to the second unidirectional switch. | 2011-05-26 |
20110122663 | POWER SUPPLY WITH ARC FLASH PROTECTION MECHANISM AND DATA-PROCESSING SYSTEM EMPLOYING SAME - A power supply with arc flash protection mechanism for providing power to a load is disclosed. The power supply comprises a first power connector including a plurality of power terminals and a first detecting terminal, a power conversion circuit, a control unit and a connection status detection circuit. The power terminals of the first power connector are configured to couple with a plurality of power terminals of a second power connector, and the first detecting terminal is configured to couple with a second detecting terminal of the second power connector and provide a detecting signal indicative of whether the second power connector is being disconnected with the first power connector. When the first detecting terminal is disconnected with the second detecting terminal, a power connection status signal of the connection status detection circuit is under disable status and the control unit controls the power conversion circuit not to generate or output the output voltage to the load. | 2011-05-26 |
20110122664 | POWER FACTOR CORRECTION TYPE SWITCHING POWER SUPPLY UNIT - A soft-stop overvoltage protection circuit, into which a soft-stop overvoltage detection voltage proportional to a direct current output voltage is input, reduces the output of a multiplier in accordance with the soft-stop overvoltage detection voltage when the soft-stop overvoltage detection voltage exceeds a first threshold value. An overvoltage protection circuit, a second threshold value higher than the first threshold value being set, compulsorily turns off a switching element by outputting an overvoltage detection signal when the soft-stop overvoltage detection voltage exceeds the second threshold value. The soft-stop overvoltage protection circuit compulsorily increases the output of a voltage error amplifier circuit on the output voltage decreasing. When the output of the voltage error amplifier circuit increases suddenly, and the output voltage rises excessively, the soft-stop overvoltage protection circuit decreases the output of the multiplier, thus curbing the rise of the output voltage. | 2011-05-26 |
20110122665 | VOLTAGE APPLICATION TIME PERIOD MEASURING CIRCUIT AND POWER SUPPLY APPARATUS INCLUDING THE SAME - Provided are a voltage application time period measuring circuit which does not require a battery, and a power supply apparatus including the voltage application time period measuring circuit. Each of a voltage application time period memory ( | 2011-05-26 |
20110122666 | Low Power Converter - An AC to DC converter system is disclosed in which a conversion circuit for converting an AC input signal to a DC output signal is operably coupled with an enabling circuit designed for sensing and output parameter indicative of the presence or absence of a load at the DC output. The system is designed so that the conversion circuit operates in an inactive standby state when there is no load, and in an active state for supplying DC power when a load is present. The enabling circuit is configured to operate using low power. | 2011-05-26 |
20110122667 | RECTIFIER CIRCUIT - A high power factor rectifier circuit, provided with switching sections connected to an AC power supply for converting an AC voltage to a DC voltage, is formed with a bypass circuit provided. The bypass circuit, when the voltage of the AC power supply becomes higher than the voltage across a smoothing capacitor provided on the DC output side, makes a charge current flowing from the AC power supply to the capacitor bypass the switching section by making the switching section out of conduction. Thus, a rectifier circuit is provided which can be safely operated without causing any damage, or with minimized damage, even though an inrush current flows at turning-on the power or at recovery from a power interruption. | 2011-05-26 |
20110122668 | CAPACITOR ENERGY RELEASE CIRCUIT WITH REDUCED POWER CONSUMPTION AND POWER SUPPLY HAVING THE SAME - A power source includes a power input terminal, a filtering unit, a main circuit and a capacitor energy release circuit. The power input terminal receives an AC voltage. The filtering unit is connected to the power input terminal for filtering off noise contained in the AC voltage. The main circuit is connected to the filtering unit and a load. The AC voltage is filtered by the filtering unit and converted into an output DC voltage by the main circuit, and the output DC voltage is transmitted to the load. The capacitor energy release circuit is connected to the power input terminal, the filtering unit and a common terminal for detecting whether the AC voltage is received by the power input terminal. When the AC voltage is not received by the power input terminal, electric energy stored in the filtering unit is discharged. | 2011-05-26 |
20110122669 | Modularly Constructed Power Converter Arrangement - A modularly constructed power converter arrangement has two end-side elements and at least one power converter module arranged therebetween. One end-side element has, a fan of an air cooling device, while the other end-side element has, aligned with the fan, cutouts acting as air passages. At least one end-side element has an electrical connection device. The at least one power converter module has, as part of the cooling device, a heat sink, through which air can flow from one end-side element to the other and on which is arranged at least one power semiconductor module connected to a control device and to a capacitor device. For this purpose, the at least one power converter module has a housing, which is open at the end sides and which can be connected in each case at the end sides to an end-side element or a further power converter module. | 2011-05-26 |
20110122670 | SEMICONDUCTOR DEVICE - An object of the present invention is to provide a semiconductor device combining transistors integrating on a same substrate transistors including an oxide semiconductor in their channel formation region and transistors including non-oxide semiconductor in their channel formation region. An application of the present invention is to realize substantially non-volatile semiconductor memories which do not require specific erasing operation and do not suffer from damages due to repeated writing operation. Furthermore, the semiconductor device is well adapted to store multivalued data. Manufacturing methods, application circuits and driving/reading methods are explained in details in the description. | 2011-05-26 |
20110122671 | Systems and methods for controlling integrated circuit operation with below ground pin voltage - Systems and methods for controlling operation of an integrated circuit by applying below ground voltage to one or more pins of the integrated circuit, and in which the application of a below ground pin voltage may be employed as an initiator of (or condition for) a given mode of circuit operation in a manner that prevents the inadvertent initiation of the given mode of operation that may otherwise occur due to accidental application of an above ground voltage to one or more pins of the integrated circuit. | 2011-05-26 |
20110122672 | Non-volatile semiconductor memory device - A non-volatile semiconductor memory device having a memory cell in which operating potentials are few and the scale of the peripheral circuitry is reduced includes a select transistor having a source/drain on both sides of a channel of a semiconductor substrate and having a gate electrode disposed on the channel via a thick gate insulating film; an element isolation region formed on the semiconductor substrate in an area adjacent to the select transistor; an antifuse adjacent to the element isolation region, having a lower electrode formed on the semiconductor substrate and having an upper electrode disposed on the semiconductor substrate in an area between the element isolation region and lower electrode via a thin gate insulating film; and a connection contact electrically connecting the source and upper electrode and contacting the source and the upper electrode. | 2011-05-26 |
20110122673 | SEMICONDUCTOR DEVICE INCLUDING MEMORY CELL - A nonvolatile memory includes a memory cell including a first transistor and a second transistor. The first transistor includes a first channel, a first gate electrode, a first source electrode, and a first drain electrode. The second transistor includes a second channel made of oxide semiconductor material, a second gate electrode, a second source electrode, and a second drain electrode. One of the second source electrode and the second drain electrode is electrically connected to the first gate electrode. Data writing in the memory cell is done by raising the potential of a node between one of the second source electrode and the second drain electrode and the first gate electrode. Data erasure in the memory cell is done by irradiating the second channel with ultraviolet light and lowering the potential of the node. | 2011-05-26 |
20110122674 | REVERSE CONNECTION MTJ CELL FOR STT MRAM - Apparatus and methods are disclosed herein for a reverse-connection STT MTJ element of a MRAM to overcome the source degeneration effect when switching the magnetization of the MTJ element from the parallel to the anti-parallel direction. A memory cell of a MRAM having a reverse-connection MTJ element includes a switching device having a source, a gate, and a drain, and a reverse-connection MTJ device having a free layer, a fixed layer, and an insulator layer interposed between the free layer and the fixed layer. The free layer of the reverse-connection MTJ device is connected to the drain of the switching device and the fixed layer is connected to a bit line (BL). The reverse-connection MTJ device applies the lower I | 2011-05-26 |
20110122675 | Programmable Resistance Memory - A nonvolatile memory includes write circuitry that writes to a selected memory element and, in parallel, to a data latch. The memory is configured to compare the current memory address to the previous memory address and to enable a read operation from the data latch rather than a selected memory element if the current and previous memory addresses are the same. | 2011-05-26 |
20110122676 | SEMICONDUCTOR MEMORY DEVICE - According to one embodiment, a semiconductor memory device includes: word lines; bit lines; an insulating film; an interlayer insulating film; and a resistance varying material. The word lines, the bit lines and the insulating film configure a field-effect transistor at each of the intersections of the word lines and the bit lines. The field-effect transistor has one of the word lines as a control electrode and one of the bit lines as a channel region. The field-effect transistor and the resistance varying material configure a memory cell having the field-effect transistor and the resistance varying material connected in parallel. Each of the bit lines includes a first surface opposing the word lines, and a second surface on an opposite side to the first surface. The resistance varying material is disposed in contact with the second surface and has a portion thereof in contact with the interlayer insulating film. | 2011-05-26 |
20110122677 | SEMICONDUCTOR MEMORY DEVICE - First main bit lines correspond to at least one first memory cell. Second main bit lines correspond to at least one second memory cell. At least one sense amplifier outputs read data according to a difference between a voltage of any one of the first main bit lines and a voltage of any one of the second main bit lines. A voltage supply switching section supplies a predetermined reference voltage to one of the first main bit lines corresponding to one of the second main bit lines in which a current according to a threshold voltage of the at least one second memory cell is generated. A resistance switching section forms electrical connection between a ground node and the one of the second main bit lines in which the current according to the threshold voltage of the at least one second memory cell is generated with a predetermined resistance value. | 2011-05-26 |
20110122678 | Anti-Parallel Diode Structure and Method of Fabrication - An anti-parallel diode structure and method of fabrication is presently disclosed. In some embodiments, an anti-parallel diode structure has a semiconductor region comprising a first insulator layer disposed between a first semiconductor layer and a second semiconductor layer. The semiconductor region can be bound on a first side by a first metal material and bound on a second side by a second metal material so that current below a predetermined value is prevented from passing through the semiconductor region and current above the predetermined value passes through the semiconductor region. | 2011-05-26 |
20110122679 | Resistive Sense Memory Calibration for Self-Reference Read Method - Resistive memory calibration for self-reference read methods are described. One method of self-reference reading a resistive memory unit includes setting a plurality of resistive memory units to a first resistive data state. The resistive memory units forms a memory array. Reading a sensed resistive data state for each resistive memory unit by applying a first read current and a second read current through each resistive memory unit and then comparing voltages formed by the first read current and the second read current to determine the sensed resistive data state for each resistive memory unit. Then the method includes adjusting the first or the second read current, read voltages, or storage device capacitance for each resistive memory unit where the sensed resistive data state was not the same as the first resistive data state until the sensed resistive data state is the same as the first resistive data state. | 2011-05-26 |
20110122680 | VARIABLE RESISTANCE NONVOLATILE MEMORY DEVICE - A nonvolatile resistance variable memory device ( | 2011-05-26 |
20110122681 | SEMICONDUCTOR MEMORY DEVICE - An object of the present invention is to provide a technique of reducing the power consumption of an entire low power consumption SRAM LSI circuit employing scaled-down transistors and of increasing the stability of read and write operations on the memory cells by reducing the subthreshold leakage current and the leakage current flowing from the drain electrode to the substrate electrode. | 2011-05-26 |
20110122682 | High Density Low Power Nanowire Phase Change Material Memory Device - A memory cell device includes a semiconductor nanowire extending, at a first end thereof, from a substrate; the nanowire having a doping profile so as to define a field effect transistor (FET) adjacent the first end, the FET further including a gate electrode at least partially surrounding the nanowire, the doping profile further defining a p-n junction in series with the FET, the p-n junction adjacent a second end of the nanowire; and a phase change material at least partially surrounding the nanowire, at a location corresponding to the p-n junction. | 2011-05-26 |
20110122683 | Resetting Phase Change Memory Bits - After determining that a reset pulse has reached its programmed threshold voltage level, a lower voltage verify can be conducted. This can be followed by another program step to increase the programmed threshold voltage. By avoiding the need for subsequent verification after the cell has reached its desired threshold level, read disturbs may be reduced in some embodiments. In some embodiments, by using lower voltages, it is not necessary to apply higher bias voltages to de-selected cells which may result in current leakage. | 2011-05-26 |
20110122684 | VOLTAGE COMPENSATION CIRCUIT, MULTI-LEVEL MEMORY DEVICE WITH THE SAME, AND VOLTAGE COMPENSATION METHOD FOR READING THE MULTI-LEVEL MEMORY DEVICE - A voltage compensation circuit, a multi-level memory device with the same, and a voltage compensation method for reading the multi-level memory device are provided. When a memory cell is read, a reference voltage applied to the memory device is adjusted according to variation of characteristics of a drift resistance of a reference cell. The increased value of the reference voltage (i.e. a voltage difference) corresponds to a resistance variation caused by a drift condition. The drift compensation mechanism is adaptive to a compensation circuit of a read driver of the memory device, which can compensate variation of the voltage level when data is read from the memory cell. When the resistance drift occurs, a drift amount is calculated and is added to the reference voltage, in order to avoid the error in judgement caused by the resistance drift when the stored data is read out. | 2011-05-26 |
20110122685 | MULTI-LEVEL PHASE-CHANGE MEMORY DEVICE AND METHOD OF OPERATING SAME - A multi-level cell (MLC) phase-change memory device divides data into data groups each comprising multiple bits of data, and stores each of the data groups in a selected phase-change memory cell. A data group is stored in a selected phase-change memory cell by applying a pulse current to the selected phase-change memory cell with a pulse current characteristic corresponding to a data value of the data group. The pulse current characteristic can comprise, for instance, a magnitude, downward slope, or duration of the pulse current. Data is read from a selected phase-change memory cell by sensing a voltage of a bitline connected to the selected phase-change memory cell and comparing the sensed voltage simultaneously with a plurality of reference voltages. | 2011-05-26 |
20110122686 | NON-VOLATILE ELECTROMECHANICAL CONFIGURATION BIT ARRAY - A configuration bit array including a hybrid electromechanical and semiconductor memory cell, and circuitry for addressing and controlling read, write, and erase accesses of the memory. | 2011-05-26 |
20110122687 | TECHNIQUES FOR REDUCING DISTURBANCE IN A SEMICONDUCTOR DEVICE - Techniques for reducing disturbance in a semiconductor memory device are disclosed. In one particular exemplary embodiment, the techniques may be realized as a semiconductor memory device having reduced disturbance. The semiconductor memory device may comprise a plurality of memory cells arranged in arrays of rows and columns. The semiconductor memory device may also comprise a plurality of data sense amplifiers, coupled to the plurality of memory cells, configured to perform one or more operations during an operation/access cycle, wherein the operation/access cycle may comprise an operation segment and a disturbance recovery segment. | 2011-05-26 |
20110122688 | Reading array cell with matched reference cell - A method for reading a bit of a memory cell in a non-volatile memory (NVM) cell array, the method comprising providing a memory cell comprising a bit to be read and at least one other bit not to be read, and reading the bit to be read with respect to a multi-bit reference cell, the reference cell comprising a first bit at a first non-ground programmed state and a second bit at a second non-ground programmed state. Compared with the prior art, the present invention may enable achieving an improved sensing accuracy together with improved read disturb immunity. | 2011-05-26 |
20110122689 | REDUCING EFFECTS OF PROGRAM DISTURB IN A MEMORY DEVICE - A method for programming that biases a selected word line with a programming voltage. An unselected word line on the source side and an unselected word line on the drain side of the selected word line are biased at a pass voltage that is less than the normal pass voltage. These unselected word lines are both located a predetermined distance from the selected word line. The remaining word lines are biased at the normal pass voltage. | 2011-05-26 |
20110122690 | METHOD FOR PROGRAMMING MULTI-LEVEL CELL AND MEMORY APPARATUS - A method for programming a multi-level cell and a memory apparatus are described, wherein each cell has two storage sites. The method includes making the first storage site have a first Vt level and the second storage site have a second Vt level. The first Vt level is selected from M Vt levels. When the first Vt level is the i-th level among the M Vt levels, the second Vt level is selected from n | 2011-05-26 |
20110122691 | POWER MANAGEMENT OF MEMORY SYSTEMS - A memory system that includes a memory array and a memory controller manages power consumption by maintaining a variable credit value that reflects the amount of power available to the memory system. The variable credit value may be increased periodically up to a limit. When a power-consuming operation is performed, the variable credit value is reduced to reflect the power used. | 2011-05-26 |
20110122692 | PROGRAMMING NON-VOLATILE MEMORY WITH A REDUCED NUMBER OF VERIFY OPERATIONS - A method and non-volatile storage system are provided in which programming speed is increased by reducing the number of verify operations, while maintaining a narrow threshold voltage distribution. A programming scheme performs a verify operation at an offset level, before a verify level of a target data state is reached, such as to slow down programming. However, it is not necessary to perform verify operations at both the offset and target levels at all times. In a first programming phase, verify operations are performed for a given data state only at the target verify level. In a second programming phase, verify operations are performed for offset and target verify levels. In a third programming phase, verify operations are again performed only at the target verify level. Transitions between phases can be predetermined, based on programming pulse number, or adaptive. | 2011-05-26 |
20110122693 | FLASH MEMORY ARRAY SYSTEM INCLUDING A TOP GATE MEMORY CELL - A memory system includes memory cells arranged in sectors. A decoder corresponding to a sector disables memory cells having a defective top gate. The decoder may include a low voltage or high voltage latch for the disabling. A top gate handling algorithm is included. The memory system may include dynamic top gate coupling. A programming algorithm and waveforms with top gate handling is included. | 2011-05-26 |
20110122694 | LIMITATION OF THE ACCESS TO A RESOURCE OF AN ELECTRONIC CIRCUIT - A method and a circuit for controlling the access to at least one resource of an electronic circuit, in which a test of the value of a counter over at least one bit conditions the access to the resource, the counter being automatically reset after a time period independent from whether the circuit is powered or not. | 2011-05-26 |
20110122695 | PROGRAMMING MEMORY WITH BIT LINE FLOATING TO REDUCE CHANNEL-TO-FLOATING GATE COUPLING - During programming of storage elements, channel-to-floating gate coupling effects are compensated to avoid increased programming speed and threshold voltage distribution widening. Programming speed can be adjusted by grounding the bit line of a selected storage element until it reaches a verify level which is below a target verify level of its target data state, after which the bit line is floated so that programming speed is slowed. The verify level which triggers the floating can be a target verify level of a data state that is one or more states below the target data state. Or, the verify level which triggers the floating can be an offset verify level of the target data state. An option is to raise the bit line voltage before it floats, to enter a slow programming mode, in which case there is a double slow down. | 2011-05-26 |
20110122696 | NON-VOLATILE SEMICONDUCTOR MEMORY DEVICE - The present invention provides a non-volatile memory capable of realizing erase/write operations in sufficiently small division units while suppressing an increase in chip area to the minimum, and shortening an erase time. Two of a physical erase state and a logical erase state are provided as threshold voltage distribution states of each memory cell. In the logical erase state, a threshold voltage criterion of the memory cell is shifted to a state higher than the physical erase state. When data rewriting of the memory cell placed in the physical erase state is performed, a logical erase is performed and the threshold voltage criterion is shifted to a high voltage level. The logical erase simply shifts the voltage level of the threshold voltage criterion. Since an electrical charge accumulated in the memory cell is not moved, erasing can be done at high speed and in a short period of time. | 2011-05-26 |
20110122697 | METHOD OF PROGRAMMING A NONVOLATILE MEMORY DEVICE - A method of programming a nonvolatile memory device is disclosed. The method includes providing a plurality of memory cells coupled to a wordline, the plurality of memory cells grouped into a plurality of groups, each group including at least two memory cells, such that for each cell of the plurality of memory cells that has memory cells adjacent both sides, the memory cells immediately adjacent either side of the cell belong to different groups from each other. The method further includes selecting one group from the plurality of groups, and performing a program operation including applying a program pulse to the selected group while one or more non-selected groups of the plurality of groups are inhibited from being programmed. | 2011-05-26 |
20110122698 | SEMICONDUCTOR MEMORY DEVICE - A semiconductor memory device according to an embodiment of the present invention includes a substrate, a gate insulator formed on the substrate and serving as an F-N (Fowler-Nordheim) tunneling film, a first floating gate formed on the gate insulator, a first intergate insulator formed on the first floating gate and serving as an F-N tunneling film, a second floating gate formed on the first intergate insulator, a second intergate insulator formed on the second floating gate and serving as a charge blocking film, and a control gate formed on the second intergate insulator. | 2011-05-26 |
20110122699 | CONTROLLING A MEMORY DEVICE RESPONSIVE TO DEGRADATION - Embodiments of the present invention disclosed herein include devices, systems and methods, such as those directed to non-volatile memory devices and systems capable of determining a degradation parameter associated with one or more memory cells. Disclosed devices and systems according to embodiments of the present invention include those that utilize the degradation parameter to adjust control signals coupled to the memory cells. | 2011-05-26 |
20110122700 | RELAXED METAL PITCH MEMORY ARCHITECTURES - A relaxed metal pitch architecture may include a bit line and a first active area string and a second active area string. The bit line may be directly coupled to the first active area string and to the second active area string. The relaxed metal pitch architecture may be applied to a non-volatile memory structure. | 2011-05-26 |
20110122701 | SEMICONDUCTOR MEMORY HAVING ELECTRICALLY ERASABLE AND PROGRAMMABLE SEMICONDUCTOR MEMORY CELLS - An electrically alterable non-volatile multi-level memory device and a method of operating such a device, which includes setting a status of at least one of the memory cells to one state selected from a plurality of states including at least first to fourth level states, in response to information to be stored in the one memory cell, and reading the status of the memory cell to determine whether the read out status corresponds to one of the first to fourth level states by utilizing a first reference level set between the second and third level states, a second reference level set between the first and second level states and a third reference level set between the third and fourth level states. | 2011-05-26 |