43rd week of 2011 patent applcation highlights part 29 |
Patent application number | Title | Published |
20110261553 | FIRE EMERGENCY ESCAPE GUIDING APPARATUS - A fire emergency escape guiding apparatus includes at least one laser guider installed at a predetermined position of an escape passage, and a light beam generated by the laser guider has the features of a quick response and a low divergence and provides a clear vision in a dark and smoky environment with a low visibility, such that escape guiding signs and routes can be provided immediately and clearly in the escape passage with the low visibility when a fire breaks out, so as to achieve the effects of improving the rescue rate and reducing casualties. | 2011-10-27 |
20110261554 | LED BACKLIGHTING FOR DISPLAYS - A display system including a display panel having a first major surface and a second major surface and a lighting system adapted to provide uniform luminance proximal to the display panel is disclosed. The lighting system includes an illuminating substrate having a first major surface with reflective coating and a second major surface. The illuminating substrate defines an array of mounting holes, each hole occupied by an LED module. An array of light emitting diode (LED) modules are affixed to the illuminating substrate, each module including at least one light emitting diode adapted to emit light. The lighting system can also include a diffusant layer which can be optically coupled to the illuminating substrate by soft optical gel and is placed close to or made to contact the display panel. The optical gel may contain phosphors or other optical substance for added optical performance to the lighting system. The diffusant layer has beveled edges at critical angle of refraction or coated with reflective material to minimize light loss at its edges. Each of the LED modules includes at least one LED chip, conductive traces connected to the LED chip and a heat sink. | 2011-10-27 |
20110261555 | LED READING LIGHT - A reading light such as is clipped onto the back of a book has two illuminating color zones; one being yellow/white and the other being blue/white. These are provided by separate LEDs. These LEDs are mounted on one or more arms which can be pivoted from a closed state to a deployed state. A manual switch allows the user to switch between the two different colors of illumination or select both at the same time. This approach enhances user comfort in reading the illuminated material. Certain materials and certain ambient light favor the use of a yellow/light illumination color while other materials and other conditions favor the use of a blue/white illumination color. This provides visual comfort for the user who can select which of the light color ranges is most comfortable and can select both if that provides greater comfort. | 2011-10-27 |
20110261556 | LIGHTING DEVICE WITH THERMAL MANAGEMENT - A lighting device with thermal management may be, for example, a headlamp device that includes a light source and a housing. The housing includes a first portion comprising a first set of external surfaces adapted to operate as a first heat sink to dissipate heat from within the first portion. The light source is disposed within the first portion. The housing also includes a second portion comprising a second set of external surfaces adapted to operate as a second heat sink to dissipate heat from within the second portion. Substantially all external surfaces of the of housing are adapted to be exposed to ambient air when the headlamp device is in use and are included in the first and second sets of external surfaces. Methods and other lighting devices are also provided. | 2011-10-27 |
20110261557 | Metal Core Circuit Board With Conductive Pins - A metal core circuit board assembly includes a circuit board having a through hole in an embodiment. A shaft for a pin is inserted in the through hole such that cap of the pin abuts a foil layer on the circuit board. The shaft diameter is sufficiently smaller than the through hole diameter such that the shaft is electrically isolated from a metal core for the circuit board. The cap is undercut about the through hole to further isolate the pin from the non-electrically isolated portion of the metal core circuit board. | 2011-10-27 |
20110261558 | SYSTEM FOR USE IN ILLUMINATION OF RAILWAY FEATURE - There is provided a system for use in illuminating a feature of a railway. In one embodiment, a system can include an illumination unit disposed for illumination of a railway feature. The illumination unit can include a light source bank, a solar panel, and a rechargeable battery for energizing the light source bank that is rechargeable utilizing energy collected by the solar energy panel. | 2011-10-27 |
20110261559 | Flashlight with Tail Cap and Remote Switch - A flashlight has a remote switch receptacle centrally located in a push button in a tail cap assembly that allows a user to control the flashlight by pressing the push button or a remote plug inserted in the receptacle or by actuating the remote switch. | 2011-10-27 |
20110261560 | Curcubit Lantern Device - The present invention is a light apparatus comprised of a housing, which forms a contoured surface plate having a lower surface and an upper surface adapted to receive a carved cucurbit; at least one socket adapted to receive a light bulb so that the light bulb is positioned perpendicular to said upper surface of said contoured face plate; at least one power source component operatively coupled to the socket, and at least one spiked member adapted to pierce and secure the carved cucurbit. | 2011-10-27 |
20110261561 | ILLUMINATION SOURCES AND SUBJECTS HAVING DISTINCTLY MATCHED AND MISMATCHED NARROW SPECTRAL BANDS - A light source is configured to emit narrow peaks at discrete spectral bands, especially primary color wavelengths, added to simulate the effect of a broadband light source. A subject is provided with a pigment, examples being certain rare earth lanthanides, with a strong absorption peak at a corresponding narrow spectral band. The pigment has a nominal hue under true broadband light. When illuminated by the narrow band source, the absorption peak eliminates the contribution of one of the primary colors, producing a distinct shift in hue of the pigmented subject. The change in hue cannot be anticipated from the appearance of illuminated subjects that lack the pigment, which remain normal. The narrow absorption peak is not noticeable under unmatched light sources or true broadband light sources, e.g., sunlight. The hue shift effect is useful for security authentication, informational and decorative applications. | 2011-10-27 |
20110261562 | TRAFFIC LIGHT - A traffic light assembly includes at least one light module, at least one lens located in front of the at least one light module, a transparent housing located in front of the at least one lens, and a cleaning device. The cleaning device includes a wiper located on an outer surface of the transparent housing, and a driver which drives the wiper to brush the transparent housing. | 2011-10-27 |
20110261563 | LIQUID COOLED LED LIGHTING DEVICE - A liquid cooled LED lighting device includes a sealed housing containing an LED element that emits light. Cooling liquid is contained in the housing to disperse heat generated by the LED element. An enclosure containing compressible material is preferably immovably positioned within the housing and outside of the optical path of the emitted light. The enclosure containing the compressible material compresses in response to expansion of the cooling liquid as it absorbs heat from the LED element. Advantageously, the cooling liquid and the enclosure containing the compressible material act to more efficiently cool the LED element, thereby providing higher light output and increased lifetime of the LED element. | 2011-10-27 |
20110261564 | LIGHTING DEVICE PROVIDED WITH LEDS FOR A TUNNEL - A lighting device for lighting a tunnel tube with a traffic direction, comprising a number of approximately point-like light sources, which are fixed against a tunnel tube wall, distributed along a line extending in the longitudinal direction of the tunnel and each adapted to generate a light beam, the main direction of which comprises at least one component extending in the traffic direction of the tunnel, wherein the distance between the light sources in the longitudinal direction of the tunnel is less than 5 m. The contrast for drivers of vehicles traveling in the tunnel is hereby increased relative to the contrast of usual lighting devices for the interior of the tunnel The distance between the light sources is preferably less than 0.2 m and the light sources are each provided with a LED. | 2011-10-27 |
20110261565 | LIGHTING DEVICE - An outdoor lighting device for lighting a target, particularly for use in street lighting, includes a support structure and a lighting unit stably associated with the support structure and having one or more light beam sources of LED type, with preset FWHM values, and one or more reflecting surfaces designed to at least partially reflect light beams. At least a first one of the LED sources has the FWHM of its luminous spectrum totally reflected by one or more of the reflecting surfaces and totally projected towards the target for increased lighting efficiency. | 2011-10-27 |
20110261566 | EXTERIOR LIGHTING SYSTEM - The present invention relates generally to exterior lighting systems. More particularly, the present invention relates to a track lighting system with independently remotely controlled light modules. | 2011-10-27 |
20110261567 | LIGHTING APPARATUS USING LIGHT-EMITTING DIODE - Disclosed is a lighting apparatus using light-emitting diodes. The lighting apparatus includes: a housing in which an inner side surface is partitioned into a plurality of mounting surfaces and a plurality of cooling fins is prominently formed on an outer side surface; a plurality of light source blocks provided with a plurality of LED modules on an outer surface of a plurality of angle adjusting blocks having multi-step inclined surfaces, and mounted at positions selectively determined on the plurality of mounting surfaces of the housing so that light emitted from the LED modules can implement a predetermined light distribution type; and a protection cover for covering a lower portion of the housing. | 2011-10-27 |
20110261568 | MOVING HEAD LIGHT FIXTURE WITH BUCKET SHAPED HEAD - The present invention discloses an illumination device comprising a base, a yoke connected to and rotatable relative to the base and a head connected to and rotatable relative to the yoke. The head comprises at least one light source generating light a light beam and wherein the light sources are arranged in a bucket shaped outer shell. The present invention relates also to a method of manufacturing such moving head light fixture. Further the present invention relates to a moving head light fixture where the head comprises a number of light sources generating a light beam; means for receiving user input from a user; and means for providing visual feedback to the user. | 2011-10-27 |
20110261569 | LENS MEMBER AND OPTICAL UNIT USING SAID LENS MEMBER - A lens member includes at least one of the annular prisms including a facet at an edge between an inner annular surface and an outer surface of the at least one of the annular prisms. The prisms with facets may be provided at a central portion of the lens member and the facets are configured to refract light toward a light-exit side of the lens member. | 2011-10-27 |
20110261570 | LIGHTING FIXTURE UNIT - A light fixture unit can include a light source having an optical axis and a light guide body. The light guide body can include a light incident portion at a front of the light source protruding from a first surface, a light exit portion formed to be elongated in a first direction on a second surface, and a light guide portion. The light incident unit can be configured to make light enter into the light guide body while converting the light into parallel light in a second direction. The light guide portion can include second reflection surfaces disposed to provide a recess on the second surface, each of which is inclined at 45 degrees with respect to the optical axis outward in the first direction individually, and third reflection surfaces which make light reflected internally on the second reflection surfaces in the first direction reflected internally in the second direction toward the light exit portion. | 2011-10-27 |
20110261571 | HEAT DISSIPATION ASSISTING APPARATUS FOR LAMP - The invention discloses a heat dissipation assisting apparatus for lamp to form a flow channel space between the heat dissipation lamp holder and the shell. When the lamp is in operation, heat generated by the lamp is assimilated by the heat dissipation lamp holder, and gas in the flow channel space is heated by the heat assimilated to the heat dissipation lamp holder. Thus, the gas heated would flow in the flow channel space, and form convection with gas in the outside environment to dissipate heat outside, and heat insulation of the shell may prevent a user from being burned. The heat dissipation lamp holder and the shell can be detachable to allow convenient cleaning of dust in the space therebetween, thus preventing from deterioration of heat dissipation efficiency. | 2011-10-27 |
20110261572 | LIGHTING FIXTURE - There is provided a lighting fixture | 2011-10-27 |
20110261573 | SOLAR LIGHT HOLDER - A magnetic holder for a lamp comprising: a magnetic base, where magnetic base is capable of being mounted onto a metal surface; and a hollow cylindrical device, where the cylindrical device provides a mechanism for insertion of a solar-powered light and the cylindrical device is mounted on the base by an attachment mechanism, where the cylindrical device extends above the top surface of the magnetic base. In one particular embodiment the attachment mechanism may include a bolt and the mechanism for insertion includes a cap. The base of the magnetic holder may mount in either a horizontal or a vertical position. | 2011-10-27 |
20110261574 | METHOD FOR CONTROLLING A HEADLIGHT ASSEMBLY FOR A VEHICLE AND HEADLIGHT ASSEMBLY THEREFOR - In a method for controlling a headlight assembly for a vehicle ( | 2011-10-27 |
20110261575 | TRUCK REAR LAMP - A truck rear lamp includes a base, a main lamp seat, a circuit board, a side lamp holder, a license plate lamp holder, a main lamp shell, a side lamp shell and a license plate lamp shell. The circuit board is assembled on the front side of the main lamp seat and provided thereon with plural main LEDs. The side lamp holder combined with a rear side of the main lamp seat is installed with plural side LEDs provided with no circuit board. The license plate lamp holder is set at a rear lower side of the main lamp seat and disposed with plural license plate LEDs provided with no circuit board and respectively having one side provided with a reflecting mirror for reflecting light of the license plate LEDs. | 2011-10-27 |
20110261576 | VEHICLE LIGHT - A vehicle light can include a bulb, a projector lens disposed in front of the bulb and having a focus located in between the bulb and the projector lens. A first reflecting surface can be disposed behind the projector lens, for reflecting light beams emitted from the bulb toward the projector lens so that the light beams are converged at or near the focus of the projector lens. A shade can be configured to shield part of the light beams directed from the first reflecting surface to the projector lens. A second reflecting surface can be disposed on a rear surface of the shade, for reflecting downward part of the reflected light beams directed from the first reflecting surface to the projector lens. A third reflecting surface can be disposed below the shade, for reflecting the light beams from the second reflecting surface to an outside area below the projector lens to project the light beams forward. A decrease in the parts number along with an improvement in light utilization efficiency may be realized with certain embodiments of the invention. | 2011-10-27 |
20110261577 | WARNING LAMP FOR AN AIRCRAFT - The warning lamp for an aircraft is provided with a housing ( | 2011-10-27 |
20110261578 | Ventilating Unit With Moisture Absorber, Especially For A Motor Vehicle Headlight - A ventilating unit with moisture absorber consists of an essentially vertically oriented bushing ( | 2011-10-27 |
20110261579 | ILLUMINATED VEHICLE CUP HOLDER ASSEMBLY - An illuminated cup holder assembly constructed in accordance with one aspect of the invention facilitates the ability to see the cup holder in darkness while also providing an aesthetically pleasing, uniformly illuminated cup holder. The cup holder assembly includes a cup receptacle having an annular outer wall configured to receive a cup. A flexible, resilient finger extends radially inwardly from the annular wall, wherein the finger is configured to engage the cup to inhibit the cup from inadvertent movement in the cup receptacle. The finger has a translucent portion configured in communication with a light source to allow light to be emitted from the light source through the translucent portion into the cup receptacle. | 2011-10-27 |
20110261580 | OPTICAL FIBER COUPLER, METHOD OF MANUFACTURING THE SAME, AND ACTIVE OPTICAL MODULE - Provided are an optical fiber coupler, a method of manufacturing the same, and an active optical module. The optical fiber coupler comprises a first core, a first optical fiber, and a plurality of second optical fibers. The first optical fiber comprises a first cladding surrounding a first core. The plurality of second optical fibers have a tapering region of a cylindrical shape and surround the first cladding of the first optical fiber. Here, the first core has the same diameter within the tapering region. | 2011-10-27 |
20110261581 | METHOD OF INTEGRATING OPTICAL FIBERS INTO FABRICS AND PLUSH TOYS - A method for incorporating optical fibers into sheet materials, such as fabrics, creates a structure which can be incorporated into items such as plush toys. Optical fibers are made to pass through the sheet material in a desired arrangements. Ends of the optical fibers are enlarged such that they will not readily pass back through the fabric. The ends are then covered with material that permits light to pass therethrough. The resulting structure can be readily incorporated into an item, such as a plush toy. | 2011-10-27 |
20110261582 | LAMP AND USE THEREOF - A lamp for emitting light, comprising a transparent sheet-like lightguide, with at least one light receiving side, a light emission front surface and a back surface opposite the front surface. The lamp further comprises a plurality of light sources, positioned in an array and optically coupled to at least one light receiving side. The back surface of said lamp comprises a plurality of optical extraction structures, for example provided in parallel curved lines. Furthermore, the lamp is substantially free from light scattering structures in a light path of the light to be emitted. | 2011-10-27 |
20110261583 | LIGHT SOURCE - A light source for coupling light into a medical device, particularly a surgical handheld device, preferably for use in ophthalmology, comprising a lamp ( | 2011-10-27 |
20110261584 | SYSTEMS AND METHODS FOR CONTROLLING BACKLIGHT OUTPUT CHARACTERISTICS - A backlight includes a light source and one or more light recycling films. The light source generates light that exits the light source with an angular exit distribution. The light recycling films are oriented in relation to the light source so that the prism peaks of the recycling films are oriented away from the light source. The recycling films have a range of optimal incident angles that allow light to pass through the recycling films without recycling. The components of the light source, the characteristics of the recycling films, or both, are configured to control the overlap between the exit distribution of the light source and the optimal incident angle range of the recycling films. | 2011-10-27 |
20110261585 | PLANAR LIGHT SOURCE DEVICE AND DISPLAY APPARATUS USING THE SAME - A planar light source device comprising: a plurality of point light; a light guide plate including an incident surface, wherein the light spread out into a planar shape and the light guide plate emits the light from an emitting surface; and a frame including an opening, wherein the frame has a protrusion that is provided on a light source side of a peripheral end portion of the emitting surface of the light guide plate, wherein the point light sources are arranged at the light source side, wherein the protrusion has difference widths parallel to the emitting surface, and wherein a width of a portion of the protrusion, which corresponds to the position where the point of the point light source is arranged, is wider than a width of a portion of the protrusion, which corresponds to a position between the point light sources. | 2011-10-27 |
20110261586 | LIGHT GUIDE SYSTEM, AND REFLECTOR FOR CONTROLLING OUT-COUPLING OF LIGHT - A light guide system ( | 2011-10-27 |
20110261587 | BACKLIGHT UNIT HAVING A POINT LIGHT SOURCE AND DISPLAY APPARATUS HAVING THE SAME - A backlight unit includes; a plurality of point light sources, a light guide plate including lateral sides and main planes substantially perpendicular to the lateral sides, and a printed circuit board on which the point light sources are mounted. At least one side of the light guide plate includes a first plane, which does not correspond to the point light sources, and a light incident plane corresponding to the point light sources and having a predetermined inclination angle with respect to the first plane. | 2011-10-27 |
20110261588 | INVERTER MODULE AND INTEGRATED-INVERTER ELECTRIC COMPRESSOR USING THE SAME - An inverter module and an integrated-inverter electric compressor using the same, which can eliminate noise interference, noise leakage, and the like attributable to a smoothing capacitor accommodated therein and which can be reduced in size and weight is provided. An inverter module ( | 2011-10-27 |
20110261589 | POWER CONVERTER WITH ELECTRICAL SWITCHING ELEMENT - A power converter is preferably mounted in a vehicle. The converter has a power converting unit including an electrical switching element electrically switched on and off selectively in response to a duty ratio of PWM (pulse-width modulation) signal given to the switching element. The converter further has a controller including a drive unit that generates the PWM signal, in addition to a controlling unit and a limiting unit. The controlling unit controls the duty ratio of the PWM signal such that a voltage inputted to the power converter is converted to a voltage to be outputted depending on the duty ratio. The limiting unit limits at least one of a time change amount of the duty ratio of the PWM signal and a maximum duty ratio of the PWM signal. | 2011-10-27 |
20110261590 | TWO STAGE RESONANT CONVERTER - A resonant converter comprising: a controllable current source; a resonant tank circuit coupled to the current source; and an isolated buck-type converter coupled to the resonant tank circuit, the isolated buck-type converter having an output, wherein the resonant tank circuit enables switches in the isolated buck-type converter to switch under soft-switching conditions. In some embodiments, the controllable current source is a switch-mode-type current source. In some embodiments, the isolated buck-type converter comprises a half-bridge converter. In some embodiments, the isolated buck-type converter comprises a full-bridge converter. In some embodiments, the isolated buck-type converter comprises a push-pull converter. | 2011-10-27 |
20110261591 | CONVERTER FOR SINGLE-PHASE AND THREE-PHASE OPERATION, D.C. VOLTAGE SUPPLY AND BATTERY CHARGER - A Converter ( | 2011-10-27 |
20110261592 | CURRENT RESONANCE POWER SUPPLY - A current resonance power supply includes a current detecting unit detecting a current flowing through a primary side of a transformer and a current compensating unit compensating the current detected by the current detecting unit in accordance with a variation in voltage input into the primary side of the transformer. The current resonance power supply detects overcurrent on the basis of an output from the current compensating unit. | 2011-10-27 |
20110261593 | Power Converter for a Power Generator - Provided are methods, circuits, and systems for obtaining power from a power generator such as a photovoltaic cell or a fuel cell. The methods, circuits, and systems comprise converting substantially DC output power from the power generator into a high frequency AC voltage while rejecting or minimizing oscillations in the output power from the power generator; converting the high frequency AC voltage into a high frequency substantially sinusoidal voltage or current; and converting the high frequency substantially sinusoidal AC voltage or current into (i) a DC voltage or current, and (ii) a low frequency substantially sinusoidal AC voltage or current; wherein the high frequency substantially sinusoidal AC voltage or current is isolated from the DC voltage or current or the low frequency substantially sinusoidal AC voltage or current. | 2011-10-27 |
20110261594 | POWER SUPPLY WITH INPUT FILTER-CONTROLLED SWITCH CLAMP CIRCUIT - An example power supply in accordance with the teachings of the present disclosure includes a switch, an energy transfer element, a controller, an input filter, and a switch clamp circuit. The energy transfer element is coupled to the switch and the controller is coupled to control the switch to regulate an output of the power supply. The input filter is coupled to receive an input voltage of the power supply and includes a first input filter capacitor coupled to a node and a second input filter capacitor coupled to the node. The switch clamp circuit is also coupled to the node to clamp a voltage across the switch in response to a voltage at the node. | 2011-10-27 |
20110261595 | METHOD AND SYSTEM FOR DELIVERING A CONTROLLED VOLTAGE - In general, in one aspect, the invention relates to a method for delivering a controlled voltage. The method involves, during a first electric pulse delivered to a primary transformer, holding a first switching section open to isolate the controlled voltage, where the first electric pulse creates a first magnetic flux in a core of the primary transformer, and where the first magnetic flux generates a direct current (DC) magnetizing current. The method further involves receiving the controlled voltage from a voltage source using the DC magnetizing current at a first switching section, and upon termination of the first electric pulse, closing the first switching section to deliver the controlled voltage to the primary transformer. | 2011-10-27 |
20110261596 | CONTROL CIRCUIT FOR PRIMARY SIDE CONTROL OF SWITCHING POWER SUPPLY - A switched mode power supply (SMPS) includes a transformer with a primary winding, a secondary winding, an auxiliary winding, and a power switch coupled to the primary winding. During one switching cycle, the auxiliary winding provides a feedback signal which includes a first voltage pulse that is induced after the power switch is turned on and a second voltage pulse that is induced after the power switch is turned off. A control circuit includes a circuit for generating a sampling signal for sampling the second voltage pulse in a switching cycle at a time that is determined based on the first voltage pulse in the same switching cycle. A sample-and-hold circuit is configured for sampling and storing the second voltage pulse in response to the sampling signal. A switching signal generating circuit is configured to generate a switching signal for controlling the power switch based on an output of the sample-and-hold circuit. | 2011-10-27 |
20110261597 | INVERTER TYPE ENGINE GENERATOR - Generator output specifications according to destination are satisfied by an alternator with a single output band and a generator output voltage is made automatically adjustable in accordance with a load. An engine generator | 2011-10-27 |
20110261598 | POWER CONVERTER WITH MULTI-LEVEL VOLTAGE OUTPUT AND HARMONICS FILTER - A device for converting a DC voltage into an AC voltage and vice versa comprises at least one phase leg with a first voltage source and a first inductor connected in series between a first DC terminal and a first AC terminal and with a second inductor and a second voltage source connected in series between the first AC terminal and a second DC terminal, where each of the voltage sources comprises at least a first and a second submodule in series-connection, each submodule comprising at least one power electronic switch connected in parallel with at least one capacitor. In the device, a passive electronic filter is arranged between the first and the second inductor as well as the first AC terminal for reducing harmonics in a circulating current. | 2011-10-27 |
20110261599 | CONTROLLER FOR A POWER CONVERSION CIRCUIT - A power conversion controller for controlling the operation of a switch in a power conversion circuit, wherein the power conversion controller is configured to operate the switch according to: a variable frequency mode of operation for switching frequencies greater than a minimum threshold value; and a fixed frequency mode of operation at a switching frequency equal to the minimum threshold value. | 2011-10-27 |
20110261600 | POWER CONVERSION APPARATUS - A power conversion apparatus includes a plurality of semiconductor modules and a plurality of bus bars. The plurality of bus bars include a positive electrode bus bar connected to a positive electrode power terminal, a negative electrode bus bar connected to a negative electrode power terminal, and a plurality of AC bus bars connected to an AC power terminal. Of a DC bus bar group Including the positive electrode bus bar and the negative electrode bus bar, and an AC bus bar group including the plurality of AC bus bars, part of one of the bus bar groups is sealed with insulating resin, and the other of the bus bar groups is not sealed with insulating resin. A seat is formed on the insulating resin sealing the one of the bus bar groups, and the other of the bus bar groups is mounted on a seat face of the seat. | 2011-10-27 |
20110261601 | METHOD AND SYSTEM FOR CONTROLLING A MULTI-STAGE POWER INVERTER - A method for controlling an multi-stage inverter comprises controlling an input converter of the multi-stage inverter with an input controller and controlling an output converter of the multi-stage inverter with an output controller separate from the input controller. The input controller and output controller may be galvanically isolated. Additionally, the method may include communicating data between the input controller and the output controller over a power bus of the multi-stage inverter. | 2011-10-27 |
20110261602 | MAGNETIC MEMORY DEVICES AND SYSTEMS - A method of storing one or more bits of information comprising: forming a magnetic bubble; and storing a said bit of information encoded in a typology of a domain wall of said magnetic bubble. Preferably a bit is encoded using a symmetric topological state of the domain wall and a topological state including at least one winding rotation of a magnetisation vector of the domain wall. Preferably the magnetic bubble is confined in an island of magnetic material, preferably of maximum dimension less than 1 μm. | 2011-10-27 |
20110261603 | INTEGRATED CIRCUIT PACKAGE WITH MULTIPLE DIES AND BUNDLING OF CONTROL SIGNALS - A package includes a first die and a second die, at least one of said first and second dies being a memory. The dies are connected to each other through an interface. The interface is configured to transport a plurality of control signals. The number of control signals is greater than a width of the interface. At least one of the first and second dies performs a configurable grouping so as to provide a plurality of groups of control signals. The signals within a group are transmitted across the interface together. | 2011-10-27 |
20110261604 | MEMORY CELL AND AN ASSOCIATED MEMORY DEVICE - A memory cell includes a pair of sub-cells, each including an access transistor, a storage transistor, and an isolation transistor that are serially coupled in sequence with their source/drain connected. The isolation transistor is shared with a sub-cell of an adjacent memory cell and always turned off, wherein the storage transistor is always turned on. A wordline is coupled to a gate of the access transistor of each sub-cell, and complementary bit lines are respectively coupled to sources/drains of the access transistors of the pair of sub-cells, such that data bit may be accessed between the bit line and the corresponding storage transistor through the corresponding access transistor. | 2011-10-27 |
20110261605 | Graphene-based switching elements using a diamond-shaped nano-patch and interconnecting nano-ribbons - The use of diamond-shaped graphene nano-patches as novel non-volatile switching elements exhibiting transitions between high and low conductance states based on changes of magnetic ordering of these states. Non-magnetic reconstructed graphene nano-ribbons are used as non-invasive leads to implement the switching elements as carbon-nanoflake based memories and transistors. Switching of the elements may be implemented by electric-field-induced altering of the magnetic state. Graphene nano-patch shapes of certain geometries provide passive electric-field sources such as to establish initial bits of information saved in graphene-based memories. | 2011-10-27 |
20110261606 | Arrays Of Vertically Stacked Tiers Of Non-Volatile Cross Point Memory Cells, Methods Of Forming Arrays Of Vertically Stacked Tiers Of Non-Volatile Cross Point Memory Cells, And Methods Of Reading A Data Value Stored By An Array Of Vertically Stacked Tiers Of Non-Volatile Cross Point Memory Cells - An array of vertically stacked tiers of non-volatile cross point memory cells includes a plurality of horizontally oriented word lines within individual tiers of memory cells. A plurality of horizontally oriented global bit lines having local vertical bit line extensions extend through multiple of the tiers. Individual of the memory cells comprise multi-resistive state material received between one of the horizontally oriented word lines and one of the local vertical bit line extensions where such cross, with such ones comprising opposing conductive electrodes of individual memory cells where such cross. A plurality of bit line select circuits individually electrically and physically connects to individual of the local vertical bit line extensions and are configured to supply a voltage potential to an individual of the global horizontal bit lines. Other embodiments and aspects are disclosed. | 2011-10-27 |
20110261607 | Arrays Of Vertically Stacked Tiers Of Non-Volatile Cross Point Memory Cells, Methods Of Forming Arrays Of Vertically Stacked Tiers Of Non-Volatile Cross Point Memory Cells, And Methods Of Reading A Data Value Stored By An Array Of Vertically Stacked Tiers Of Non-Volatile Cross Point Memory Cells - An array of vertically stacked tiers of non-volatile cross point memory cells includes a plurality of horizontally oriented word lines within individual tiers of memory cells. A plurality of horizontally oriented global bit lines having local vertical bit line extensions extend through multiple of the tiers. Individual of the memory cells comprise multi-resistive state material received between one of the horizontally oriented word lines and one of the local vertical bit line extensions where such cross, with such ones comprising opposing conductive electrodes of individual memory cells where such cross. A plurality of bit line select circuits individually electrically and physically connects to individual of the local vertical bit line extensions and are configured to supply a voltage potential to an individual of the global horizontal bit lines. Other embodiments and aspects are disclosed. | 2011-10-27 |
20110261608 | Self-Repairing Memristor and Method - A self-repairing memristor ( | 2011-10-27 |
20110261609 | Retain-Till-Accessed Power Saving Mode in High-Performance Static Memories - Bias circuitry for a static random-access memory (SRAM) with a retain-till-accessed (RTA) mode. The memory is constructed of multiple memory array blocks, each including SRAM cells of the 8-T or 10-T type, with separate read and write data paths. Bias devices are included within each memory array block, for example associated with individual columns, and connected between a reference voltage node for cross-coupled inverters in each memory cell in the associated column or columns, and a ground node. In a normal operating mode, a switch transistor connected in parallel with the bias devices is turned on, so that the ground voltage biases the cross-coupled inverters in each cell. In the RTA mode, the switch transistors are turned off, allowing the bias devices to raise the reference bias to the cross-coupled inverters, reducing power consumed by the cells in that mode. | 2011-10-27 |
20110261610 | NONVOLATILE MEMORY DEVICE AND METHOD FOR CONTROLLING THE SAME - A nonvolatile memory device includes a cell array including a plurality of phase change memory cells, a switching unit configured to select any one of the plurality of phase change memory cells, a clamping unit coupled between the switching unit and a sensing line and configured to adjust an amount of a clamping current flowing through the sensing line, a program switching unit configured to couple the switching unit to the sensing line during a program operation, a voltage driving unit configured to supply the sensing line with a write voltage corresponding to data to be written during the program operation, and supply the sensing line with a constant read voltage during a data sensing operation, and a sense amplifier configured to compare and amplify a voltage of the sensing line and a preset read reference voltage. | 2011-10-27 |
20110261611 | SEMICONDUCTOR MEMORY APPARATUS - A semiconductor memory apparatus includes a period control signal generation unit configured to generate a period control signal which is activated after a first time, in response to a programming enable signal, a first write control code generation unit configured to generate first write control codes which are cyclically updated for a second time, in response to the programming enable signal, and update the first write control codes in response to the period control signal, a second write control code generation unit configured to generate a second write control code in response to the programming enable signal, and a data write unit configured to output a first programming current pulse which has a magnitude corresponding to a code combination of the updated first write control codes or a second programming current pulse which has a magnitude corresponding to the second write control code. | 2011-10-27 |
20110261612 | SEMICONDUCTOR MEMORY APPARATUS AND METHOD FOR GENERATING PROGRAMMING CURRENT PULSE - A semiconductor apparatus includes a first write control code generation unit configured to generate first write control codes which have fixed value for a first time and are cyclically updated after the first time, a second write control code generation unit configured to generate a second write control code, and a data write unit configured to output a first programming current pulse in response to the first write control codes, or a second programming current pulse in response to the second write control code. | 2011-10-27 |
20110261613 | PHASE CHANGE MEMORY ARRAY BLOCKS WITH ALTERNATE SELECTION - A phase change memory is disclosed. The phase change memory has a plurality of block units. The block units are alternately selected. The alternate block unit selection suppresses peak current ground bouncing on sub-wordline and connected ground line through sub-wordline driver transistor. An alternate bitline selection avoids adjacent cell heating interference in the selected block unit. | 2011-10-27 |
20110261614 | Semiconductor device - A semiconductor device that needs a relatively long time to control a write operation and the like is reduced in size. The semiconductor device includes: first and second bit line control circuits which are arranged to correspond to first and second memory cell arrays, respectively; a control signal line that is connected to the first and second bit line control circuits in common and transmits a first control signal; and control signal lines that are connected to the first and second bit line control circuits, respectively, and transmit second and third control signals, respectively. The first bit line control circuit performs an operation control on the first memory cell array when the first and second control signals are activated. The second bit line control circuit performs an operation control on the second memory cell array when the first and third control signals are activated. | 2011-10-27 |
20110261615 | SEMICONDUCTOR DEVICE, SEMICONDUCTOR SYSTEM HAVING THE SAME, AND METHOD FOR OPERATING THE SEMICONDUCTOR DEVICE - A semiconductor device includes phase-change memory cells and an access circuit. The access circuit generates a plurality of bitwise comparison signals indicating different comparison events for respective write and read bit groups. At least a portion of the write data is then written to the phase-change memory cells according to a number of activated comparison signals for each comparison event, as well as according to a ratio of a set current pulse width and a reset current pulse width as applied to the of phase-change memory cells. | 2011-10-27 |
20110261616 | WRITE SCHEME IN PHASE CHANGE MEMORY - A method for writing a phase change memory includes receiving an input data corresponding to a plurality of memory cells, while reading a previous data from the plurality of memory cells and comparing the input data with the previous data. Upon determining that the input data is different from the previous data for one or more of the plurality of memory cells, and upon determining that a current value of a write counter is less than a maximum value, one or more of the plurality of memory cells is programmed with the input data and the current value of the writer counter is incremented. | 2011-10-27 |
20110261617 | SEMICONDUCTOR MEMORY DEVICE HAVING MEMORY BLOCK CONFIGURATION - A memory array including memory mats is arranged in a U shape when seen in two dimensions, and a logic circuit and an analog circuit are arranged in a region unoccupied by the memory array. This facilitates transmission of power supply voltage and signals between the peripheral circuit including the analog and logic circuits and the pad band including power supply and data pads. The analog circuit is positioned close to the power supply pad, so that voltage drop due to the resistance of power supply interconnection is restricted. It is also possible to separate a charge pumping power supply interconnection and a peripheral circuit power supply interconnection in the vicinity of the power supply pad. | 2011-10-27 |
20110261618 | Off-Die Charge Pump that Supplies Multiple Flash Devices - A system and method for storing data uses multiple flash memory dies. Each flash memory die includes multiple flash memory cells. A charge pump is adapted to supply charge at a predetermined voltage to each flash memory die of the flash memory dies, and an interface is adapted to receive instructions for controlling the charge pump. | 2011-10-27 |
20110261619 | SEMICONDUCTOR MEMORY DEVICE CAPABLE OF LOWERING A WRITE VOLTAGE - A memory cell array is configured so that a plurality of memory cells storing one value of an n value (n is a natural number more than 2) are arranged in a matrix. A control circuit controls the voltage of a word line and a bit line in accordance with input data. The control circuit supplies a first voltage to a word line of a selected cell in a write operation, and supplies a second voltage to at least one word line adjacent to the selected cell. Thereafter, the control circuit changes a voltage of the at least one word line adjacent to the selected cell from the second voltage to a third voltage (second voltage2011-10-27 | |
20110261620 | NON-VOLATILE STATIC RANDOM ACCESS MEMORY (NVSRAM) DEVICE - A non-volatile static random access memory (NVSRAM) device includes a volatile circuit and a non-volatile circuit. Under normal operations when an external power is supplied, the volatile circuit can provide fast data access. When the power supply is somehow interrupted, the non-volatile circuit can provide data backup using an inverter circuit and a non-volatile erasable programmable memory (NVEPM) circuit, thereby retaining data previously stored in the volatile circuit. | 2011-10-27 |
20110261621 | PROGRAMMING AND SELECTIVELY ERASING NON-VOLATILE STORAGE - A non-volatile storage system performs programming for a plurality of non-volatile storage elements and selectively performs re-erasing of at least a subset of the non-volatile storage elements that were supposed to remain erased, without intentionally erasing programmed data. | 2011-10-27 |
20110261622 | NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND MEMORY SYSTEM HAVING THE SAME - A nonvolatile semiconductor memory device includes a first string including a first number of memory cells connected in series each storing therein information in a nonvolatile manner; and a second string including a second number of memory cells connected in series each storing therein information in a nonvolatile manner, wherein the second number is smaller than the first number. | 2011-10-27 |
20110261623 | METHOD OF ERASING SEMICONDUCTOR MEMORY DEVICE - A method of erasing a semiconductor memory device comprises grouping a plurality of word lines of each memory block into at least two groups based on intensity of disturbance between neighboring word lines; performing an erase operation by applying a ground voltage to all word lines of a selected memory block and by applying an erase voltage to a well of the selected memory block; and first increasing the ground voltage of one group of the groups to a positive voltage during the erase operation. | 2011-10-27 |
20110261624 | DATA LINE MANAGEMENT IN A MEMORY DEVICE - Methods for programming a memory device, memory devices configured to perform the disclosed programming methods, and memory systems having a memory device configured to perform the disclosed programming methods are provided. According to at least one such method, multiple pages of memory cells are inhibited during a programming operation such that memory cells enabled for programming are separated by two or more inhibited memory cells of the same row of memory cells regardless of the intended pattern of data states to be programmed into that row of memory cells. | 2011-10-27 |
20110261625 | Low Noise Sense Amplifier Array and Method for Nonvolatile Memory - In sensing a page of nonvolatile memory cells with a corresponding group of sense modules in parallel, as each high current cell is identified, it is locked out from further sensing while others in the page continued to be sensed. The sense module involved in the locked out is then in a lockout mode and becomes inactive. A noise source from the sense module becomes significant when in the lockout mode. The noise is liable to interfere with the sensing of neighboring cells by coupling through its bit line to neighboring ones. The noise can also couple through the common source line of the page to affect the accuracy of ongoing sensing of the cells in the page. Improved sense modules and method isolate the noise from the lockout sense module from affecting the other sense modules still active in sensing memory cell in the page. | 2011-10-27 |
20110261626 | SEMICONDUCTOR MEMORY DEVICE AND METHOD OF OPERATING THE SAME - A semiconductor memory device includes a memory block comprising cell strings each of which includes a plurality of memory cells, a current measurement circuit measure a current flowing through a selected bit line coupled to a selected cell string when a data read operation or a program verification operation is performed, and a logic group configured to change a read voltage, a program verification voltage, or a pass voltage in response to the measured current. | 2011-10-27 |
20110261627 | SEMICONDUCTOR NONVOLATILE MEMORY DEVICE - In a semiconductor nonvolatile memory device, nonvolatile memory cells are plurally arranged in a memory array portion. An output circuit outputs setting information selected from plural sets of setting information to generate reference currents with different current values. A reference current circuit generates a reference current with a current value according to the setting information outputted from the output circuit. An amplifier circuit compares a cell current outputted from a selected memory cell of the memory array portion with the reference current generated by the reference current circuit. | 2011-10-27 |
20110261628 | 256 Meg dynamic random access memory - A 256 Meg dynamic random access memory is comprised of a plurality of cells organized into individual arrays, with the arrays being organized into 32 Meg array blocks, which are organized into 64 Meg quadrants. Sense amplifiers are positioned between adjacent rows in the individual arrays while row decoders are positioned between adjacent columns in the individual arrays. In certain of the gap cells, multiplexers are provided to transfer signals from I/O lines to datalines. A data path is provided which, in addition to the foregoing, includes array I/O blocks, responsive to the datalines from each quadrant to output data to a data read mux, data buffers, and data driver pads. The write data path includes a data in buffer and data write muxes for providing data to the array I/O blocks. A power bus is provided which minimizes routing of externally supplied voltages, completely rings each of the array blocks, and provides gridded power distribution within each of the array blocks. A plurality of voltage supplies provide the voltages needed in the array and in the peripheral circuits. The power supplies are organized to match their power output to the power demand and to maintain a desired ratio of power production capability and decoupling capacitance. A powerup sequence circuit is provided to control the powerup of the chip. Redundant rows and columns are provided as is the circuitry necessary to logically replace defective rows and columns with operational rows and columns. Circuitry is also provided on chip to support various types of test modes. | 2011-10-27 |
20110261629 | Reduced Power Consumption in Retain-Till-Accessed Static Memories - Bias circuitry for a static random-access memory (SRAM) with a retain-till-accessed (RTA) mode. The memory is constructed of multiple memory array blocks, each including SRAM cells formed of array transistors; functional and other circuitry outside of the array are formed of core transistors, constructed differently from the array transistors. Bias devices are included within each memory array block, the bias devices constructed as one or more array transistors. The bias devices for a memory array block may be connected in parallel with one another. In the RTA mode, the bias devices drop the power supply voltage differential across each of the SRAM cells. In a normal operating mode, a core transistor serves as a switch, shorting out the bias devices so that the full power supply differential appears across the SRAM cells. | 2011-10-27 |
20110261630 | SEMICONDUCTOR DEVICE - A semiconductor device compares potential AF_G at an end of an anti-fuse element with potential VPPR. If potential AF_G is equal to or higher than potential VPPR, then the semiconductor device boosts potential VPPSVT of a power supply line that is connected to the end of the anti-fuse element. If the of the anti-fuse element and the other end thereof are connected to each other by the boosted potential, thereby making potential AF_G lower than potential VPPR, then the semiconductor device stops boosting potential VPPSVT. | 2011-10-27 |
20110261631 | SEMICONDUCTOR DEVICE AND DATA PROCESSING SYSTEM COMPRISING SEMICONDUCTOR DEVICE - A semiconductor device comprises a sense amplifier circuit amplifying a signal transmitted through the bit line, first/second data lines transmitting the signal amplified by the sense amplifier circuit, a read amplifier circuit driven by a first voltage and amplifying the signal; first/second switch circuits controlling connection between the above components, first/second voltage setting circuits setting the second/third data lines to a second voltage lower than the first voltage. A predetermined voltage obtained by adding the second voltage to a threshold voltage of a transistor in the second/third switch circuit is applied to the gate terminal thereof, and ends of the data lines are connected to the source and drain terminals thereof. | 2011-10-27 |
20110261632 | Combined Write Assist and Retain-Till-Accessed Memory Array Bias - Bias circuitry for a static random-access memory (SRAM) with a retain-till-accessed (RTA) mode and with write assist bias in a normal operating mode. The memory is constructed of multiple memory array blocks of SRAM cells. Bias devices are associated with each memory array block, and associated with one or more columns. Each bias device includes a diode-connected transistor in parallel with a shorting transistor, between a power supply voltage and a power supply bias node for cells in its column or columns. The shorting transistor receives control signals from control logic so that the diode-connected transistor for each column is shorted during read cycles, and in write cycles in which its columns are not selected; in write cycles in which its columns are selected, the shorting transistor in the bias device is turned off, so that a reduced power supply voltage is applied to the selected column. The shorting transistors for all columns in the block are turned off in the RTA mode. An additional transistor in series with the diode-connected transistor may be included, to enable a floating power supply bias mode. | 2011-10-27 |
20110261633 | Memory with improved data reliability - An integrated circuit is provided comprising at least one array of memory cells having a plurality of rows of memory cells and a plurality of columns of bit cells. Each column of the memory cells is coupled to one of a plurality of bit lines. Each row of the memory cells is coupled to one of a plurality of word lines, to control coupling of that row of memory cells to the plurality of bit lines in dependence on a respective word line signal. Word line driver circuitry is configured to group together the word lines of at least three rows of memory cells, such that the word lines of the at least three rows of memory cells share a common word line signal. Thus in a write operation a written data value written into the array of memory cells is written to at least three memory cells having a shared bit line. Read circuitry is coupled to the plurality of bit lines, configured such that in a read operation, in which the at least three memory cells are all coupled to the shared bit line by means of the common word line signal, a read data value is determined in dependence on a voltage of the shared bit line, dependent on data values stored in the at least three memory cells. If, at a time of the read operation, one of the at least three memory cells holds a complement value of the written data value, the voltage of the shared bit line nonetheless has a value such that the read data value is determined with the same value as the written data value. | 2011-10-27 |
20110261634 | Differential Threshold Voltage Non-Volatile Memory and Related Methods - Embodiments and examples of differential threshold voltage non-volatile memories and related methods are described herein. Other embodiments, examples thereof, and related methods are also disclosed herein. | 2011-10-27 |
20110261635 | Differential Threshold Voltage Non-Volatile Memory and Related Methods - Embodiments and examples of differential threshold voltage non-volatile memories and related methods are described herein. Other embodiments, examples thereof, and related methods are also disclosed herein. | 2011-10-27 |
20110261636 | COMMON MEMORY DEVICE FOR VARIABLE DEVICE WIDTH AND SCALABLE PRE-FETCH AND PAGE SIZE - Embodiments of the invention are generally directed to systems, methods, and apparatuses for a common memory device for variable device width and scalable pre-fetch and page size. In some embodiments, a common memory device (such as a DRAM) can operate in any of a number of modes including, for example, a ×4 mode, a ×8 mode, and a ×16 mode. The page size provided by the DRAM may vary depending on the mode of the DRAM. In some embodiments, the amount of data pre-fetched by the DRAM also varies depending on the mode of the DRAM. | 2011-10-27 |
20110261637 | INCREASED DRAM-ARRAY THROUGHPUT USING INACTIVE BITLINES - A memory device with increased communication bandwidth is described. In this memory device, control logic routes data signals from a memory array using inactive bitlines in response to a read command. These data signals are then placed on an adjacent unused input/output (I/O) line or routing channel, as opposed to a proximate I/O line that is in use. For example, unused bitlines located on the top and bottom of the memory array may be used to route data signals to adjacent local I/O lines. In particular, the data signals can be placed on unused local I/O lines which are associated with adjacent bitline sense amplifiers. The resulting increased communication bandwidth can overcome the constraints imposed by the limited number of local I/O lines in the memory device without appreciably increasing the chip size, power consumption, or cost. | 2011-10-27 |
20110261638 | Method for Storing Data into a Memory - A method for storing data into a memory is provided. In this method, at first, data desired to be written into the memory is provided, wherein the data comprises a plurality of data records. Then, a memory space of the memory for storing the data is provided. Thereafter, a data-writing step is performed to write the data into the memory. In the data-writing step, at first, it is determined that if the values of all the data records of the data are cleared values to provide a first determined result. Then, it is determined that if the data matches an erasing unit of the memory to provide a second determined result. Thereafter, the contents of the memory space are erased, when both the first determined result and the second determined result are yes. | 2011-10-27 |
20110261639 | Semiconductor memory circuit - The present invention provides a semiconductor memory circuit capable of reducing current consumption at non-operation in a system equipped with a plurality of chips that share the use of a power supply, address signals and a data bus. The semiconductor memory circuit has an internal circuit which is capable of selectively performing the supply and stop of an operating voltage via switch means and includes a memory array. An input circuit, which receives a predetermined control signal therein, controls the supply and stop of the operating voltage by the switch means to reduce a DC current and a leak current when no memory operation is done, whereby low power consumption can be realized. | 2011-10-27 |
20110261640 | Semiconductor memory device and data processing system including the semiconductor memory device - A semiconductor device, includes a first memory cell array, a second memory cell array, a command decoder configured to produce a transfer command to transfer a data stored in a first area of the first memory cell array to a second area of the second memory cell array, when receiving a read command to the first memory cell array and sequentially a write command to the second cell memory array, a first address generator configured to produce a first internal address for designating the first area of the first memory cell array when receiving the transfer command from the command decoder; and a second address generator configured to produce a second internal address for designating the second area of the second memory cell array when receiving the transfer command from the command decoder. | 2011-10-27 |
20110261641 | Method for controlling loading of foods in a food mixing unit and corresponding control apparatus - A food mixing unit is equipped with a weighing system having a memory device for storing at least one recipe of foods to be loaded into the mixing unit and at least one weight detecting device to detect the weight of the foods loaded. Foods to be loaded are taken from relative stocking areas and the food weight is controlled by the weight detecting device and based on the food recipe, as foods are loaded into the mixing unit. A plurality of chemical and/or physical parameters is measured for each of the food stored in the relative stocking areas by means of a food analysis tool and the food recipe is modified according to the measured values of chemical and/or physical parameters and rewritten in the memory device of the weighing system. | 2011-10-27 |
20110261642 | Valve Switch Modulation For Reducing Errors Due Oscillations Of The Inlet Fluid Of A Pump System - Described is a method of reducing liquid composition errors in a low-pressure mixing pump system. Packets representing the switching intervals of each component of the desired fluid mixture are provided to an intake of the mixing pump system. For each packet, a switching time associated with at least one of the components in the packet is modulated. Modulated switching times are based on time offsets that are specifically selected according to the undesirable frequency characteristic of an intake response of the mixing pump system. The average of the volumes contributed by the packets thus modulated is equal to a component volume that achieves a desired proportion of the component in the output flow of the mixing pump system. Modulated switching times enable the reduction or elimination of composition error in the output flow of the mixing pump system. | 2011-10-27 |
20110261643 | AGITATION APPARATUS AND AGITATION METHOD - An agitation apparatus and an agitation method that ensure rapid and homogeneous agitation/mixing of fluids with a wide spectrum of viscosities from low to high levels and fluids with high thixotropy throughout an agitation vessel are provided. In an agitation apparatus, a lowest upper agitation blade is arranged to be vertically adjacent to a lower blade. As viewed from above, a line on a plane connecting a lower end portion of the lowest upper agitation blade to the center of an agitation shaft is arranged by a predetermined angle with respect to the center line of the lower blade in a blade radial direction. As viewed from the side, a horizontal cross section including the lower end portion of the lowest upper agitation blade is located below a horizontal cross section including an upper end portion of the lower blade. | 2011-10-27 |
20110261644 | MIXER FLOW DIRECTION APPARATUS AND METHOD - A mixing assembly for mixing settled solids in a liquid or the like, having a longitudinal axis, comprising: a mixing vessel having an apex. The assembly includes a directional tube having a first end and a second end wherein said second end, wherein the directional tube further comprises at least one slot located proximate to said second end wherein said at least one slot extends generally normal to the longitudinal axis. The assembly further includes an impeller disposed within the directional tube, connected to a rotatable shaft. | 2011-10-27 |
20110261645 | Non Explosive Process and Device for Triggering an Avalanche - The invention comprises a synergy of technology integrations including an acoustic device and method of using said device(s)—to initiate avalanche release as a non-explosive control alternative. The invention is an integration of technologies incorporating an acoustic device, power supply and amplification, inverter, digital signal processor, GPS, and RF receiver all housed in a rugged weather resistant enclosure with necessary gantry and rigging. The combination of these technologies allows control personnel to safely operate the equipment from a remote location. The invention is deployed remotely via a cable or network of cables to predetermined avalanche starting zone(s). The device can be rotated, panned the full length or range of the cable(s), and tilted offering the user comprehensive coverage of any topography. The invention can readily be integrated with equipment and infrastructures already in use such as bomb trams, cable and pylon networks, helicopters, chairlifts, and sensing and notification systems. | 2011-10-27 |
20110261646 | Sinusoidal Marine Seismic Data Acquisition - A method of acquiring marine seismic data using an acoustic source to generate an acoustic signal, a portion of which is reflected at one or more subsurface formation interfaces as a seismic signal is described. The method includes sailing a surface vessel along a sail line which lies over a survey area while towing a seismic streamer, the sail line having a sinusoidal configuration defined by an amplitude and a wavelength. The streamer includes a plurality of hydrophones for receiving the reflected portion of the acoustic signal. The method is characterised in that the streamer follows the sinusoidal configuration of the sail line while seismic data is acquired, the streamer having a length at least equal to the distance travelled by the surface vessel as it sails along one full wavelength of the configuration as measured along the sinusoidal sail line. | 2011-10-27 |
20110261647 | Resistivity Measurement Through Metal Casing Using Magnetic Field and Magnetoacoustic Phenomena - Measurements of acoustic velocities are made through a case borehole in the absence and presence of an applied magnetic field. A formation resistivity parameter may be estimated from differences in the acoustic velocities. | 2011-10-27 |
20110261648 | FUSING GEOPHYSICAL DATA REPRESENTING A GEOPHYSICAL SPACE - Geophysical data representing at least first and second overlapping geophysical spaces may be aggregated. A first set of geophysical data representing the first geophysical space and a second set of geophysical data representing the second geophysical space may be obtained. The second set of geophysical data may be separate and discrete from the first set of geophysical data. The first set of geophysical data may be transformed from a first parametric domain to a third parametric domain, while the second set of geophysical data may be transformed from a second parametric domain to the third parametric domain. The first set of geophysical data may be fused with the second set of geophysical data in the third parametric domain to create a fused set of geophysical data. The fused set of geophysical data may be transformed from the third parametric domain to a fourth parametric domain. | 2011-10-27 |
20110261649 | DETECTION OF CROSS BORES INVOLVING BURIED UTILITIES - Evaluating utilities involves generating an acoustic or seismic source signal, communicating the source signal to a first underground utility, moving a receiver through a second underground utility situated in proximity to the first utility, and monitoring for a cross bore involving the first and second utilities in response to receiving the source signal emanating from the first utility as the receiver progresses through the second utility. Utility evaluation may further involve detecting a cross bore involving the first and second utilities using monitoring data acquired by the receiver. | 2011-10-27 |
20110261650 | METHOD FOR THE RADIATION MONITORING OF MOVING OBJECTS AND A RADIATION PORTAL MONITOR FOR CARRYING OUT SAID METHOD - The invention relates to radiation monitoring and can be used for detecting radioactive materials during the unauthorized movement thereof. The method involves registering background gamma quanta and detecting a monitored object in a monitoring zone when the registered gamma radiation exceeds the background radiation. The moment when an object arrives at a distance Rπ from gamma radiation detectors is determined and the moment when the object moves away from the gamma radiation detectors to a distance Rγ is determined. The gamma quanta are registered from the moment when the object arrives at the given distance Rπ from the gamma radiation detectors to the moment when the object moves away from the gamma radiation detectors to the distance Rγ. Rπ=(0.8−1.2)(H+D) and Rγ=(0.8−1.2)(H+D), where H is the height of the horizontal plane that is the plane of symmetry of the position of the gamma radiation detectors; and D is half the distance between two gamma radiation detectors mounted at the same height. The monitor comprises the following components accommodated in a twin-post portal: a controller with a signaling unit, gamma radiation detectors with amplifiers and analog-to-digital converters, an object detection sensor based on an ultrasonic oscillation source and an ultrasonic oscillation receiver, a detection signal amplifier, a detector, a smoothing filter and an object detection and distance recording unit. The invention makes it possible to decrease the smallest detectable mass of radioactive material. | 2011-10-27 |
20110261651 | ULTRASONIC SENSOR - An ultrasonic sensor includes a transmitting device, receiving devices arranged in an array, and a circuit device. One receiving device is configured as a reference receiving device. The circuit device includes a reference signal generator and first and second synchronous detectors. The reference signal generator generates a reference signal by using a received signal of the reference receiving device. The first synchronous detector performs synchronous detection of a received signal of one of the receiving devices based on the reference signal to detect a distance to an object. The second synchronous detector performs synchronous detection of received signals of the receiving devices except the reference receiving device based on the reference signal to detect a direction of the object. | 2011-10-27 |
20110261652 | SELF-TUNING ACOUSTIC MEASUREMENT SYSTEM - In one embodiment, an acoustic distance measurement system can dynamically adjust its measurement frequency to a frequency that is within a preselected bandwidth of the resonant frequency of an acoustic transducer used in making acoustic distance measurements. | 2011-10-27 |