42nd week of 2010 patent applcation highlights part 27 |
Patent application number | Title | Published |
20100265704 | ELECTRICAL DEVICES WITH LIGHT SOURCE - An electronic device with a light source is provided. The electronic device includes a base substrate, one or more electrical components placed on the base substrate, and a light source placed on the base substrate. The electrical components and the light source are electrically connected in a pre-defined manner. A molding material is molded over the electrical components and the light source, wherein the light source is partially visible. | 2010-10-21 |
20100265705 | LED lamp - The present invention discloses a structure improvement of an LED lamp which is assembled by plural LED modules. Plural light scattering plates and plural reflectors on a lamp shade of the LED lamp can be covered respectively on the LED modules to scatter and reflect light emitted by the LEDs, such that uniformity and brightness of the lamp set can be improved, an electricity charge can be saved and the lamp set can be environmental friendly. | 2010-10-21 |
20100265706 | ADJUSTABLE CONDENSER SEAT - An adjustable condenser seat includes at least one light source, at least one lens, at least one lens sleeve, and at least one adjuster. The lens sleeve contains the lens which is disposed for the light source correspondingly for guiding light from the light source to the lens. The adjuster is disposed at a focal axis of the light between the light source and the lens sleeve. The adjuster is utilized for lengthening or shortening a distance between the light source and the lens so that a relative position between the light source and the lens can be adjusted. Accordingly, either a condensing angle of the lens or a focal position of the lens to the light source can be changed. | 2010-10-21 |
20100265707 | LIGHT OUTPUT DEVICE - A light output device comprises at least one light source having a light source output comprising at least a light output, and a switchable member through which the light output is provided, and which is switchable between at least two optical states. These at least two opticalstates provide different levels of uniformity of the light output. The switching of the switchable member is induced by the light source output. | 2010-10-21 |
20100265708 | HEAT-DISSIPATING ASSEMBLY OF LED LAMP HOLDER - A LED lamp holder includes a lamp cover and a heat-dissipating device provided in the lamp cover. An accommodating inlet is provided on the lamp cover. A LED unit is provided below the lamp cover. A cover plate covers the accommodating inlet. The heat-dissipating device includes a heat-absorbing plate, a heat-dissipating plate and a heat pipe connected between the heat-absorbing plate and the heat-dissipating plate. The heat-absorbing plate is brought into contact with the LED unit, while the heat-dissipating plate is brought into contact with the cover plate. The cover plate is penetrated by a plurality of screw elements. Each of the screw elements is screwed to the heat-absorbing plate. The length of each screw element exactly makes the heat-absorbing plate to abut and contact the LED unit. | 2010-10-21 |
20100265709 | LED ILLUMINATING DEVICE - An LED illuminating device includes an optical module and a heat dissipation device. The optical module includes a plurality of LEDs. The heat dissipation device includes a housing and a heat sink. The heat sink includes a base and a plurality of spaced fins formed on the base. The LEDs are thermally attached to a heat absorbing surface formed at a bottom of a bottom plate of the housing. The heat sink and the housing cooperatively define a hermetical chamber therebetween. A closed sidewall of the chamber is sandwiched between the base of the heat sink and the bottom plate of the housing. A wick structure is received in the chamber and attached to the heat dissipation device at a periphery of the chamber. A working fluid is filled in the chamber and saturated in the wick structure. | 2010-10-21 |
20100265710 | LED ILLUMINATOR - An LED illuminator includes a connecting member, a lamp cover, a hollow lamp cap, a plurality of LEDs received in the lamp cover, and a sealing member. The connecting member is a hollow cylinder. The lamp cover couples to and seals a first end of the connecting member. The lamp cap has a top end coupling to a second end of the connecting member opposite the first end and a bottom end defining an aperture. The sealing member defines an annular slot in an outer circumferential surface, with a diameter not smaller than that of the aperture. A portion of the bottom end of the lamp cap around the aperture engages into the slot of the sealing member. A channel extends through the sealing member with a diameter not larger than a conductive wire. | 2010-10-21 |
20100265711 | Substrate for Disposition of Light-Emitting Diodes - A substrate of the present invention is provided with a plurality of parallel-arranged functional sections. First and second connecting sections are provided on both ends of the functional sections. Every two adjacent functional sections are separable from one another and are respectively connected with different connecting sections so that the substrate can be separated into two daughter substrates having identical areas. The two daughter substrates of the substrate can be processed simultaneously before separated from each other, thus saving the processing time. When used by a user, one daughter substrate can be used independently as a light source or the two daughter substrates can be used opposite to each other so that the functional sections of the two daughter substrates are staggered. | 2010-10-21 |
20100265712 | CASING FOR ENCLOSING ELECTRONIC DEVICE - A casing for enclosing an electronic device is provided. The electronic device includes one or more electrical components and a light source placed on an electronic substrate. The light source is located at a periphery associated with the electronic device, such that light emitted from the light source travels in a direction parallel to a longitudinal axis of the electronic device. The casing includes a first covering component and a second covering component adapted to engage together mechanically and enclose at least one section of the electronic device that includes the light source. The second covering component includes one or more reflecting surfaces adapted to reflect light emitted from the light source towards a pre-defined view zone. The reflecting surfaces are inclined at one or more pre-defined angles with respect to the longitudinal axis of the electronic device. | 2010-10-21 |
20100265713 | Laser optics and diode laser - Laser optical system for shaping at least one laser beam bundle made up of a plurality of laser beams generated respectively by an emitter, the emitters being offset relative to one another in a slow axis of the laser beams and at a distance from one another, with at least one plate fan located in the beam path of the laser beam bundle, which (plate fan) consists of several plates made of a light transmitting material, which (plates) are arranged offset in the direction perpendicular to their surface sides and are arranged with their surface sides in planes which enclose the beam direction and the fast axis of the laser beams, the plates forming respectively one first preferably flat plate narrow side for one beam entry and opposite this side one second preferably flat plate narrow side for the beam exit. | 2010-10-21 |
20100265714 | LASER LIGHT SOURCE DEVICE - A laser light source device includes a light source unit that emits laser light, an optical axis adjusting unit that adjusts an optical axis of the laser light, and a mounting member on which the optical axis adjusting unit is mounted. The optical axis adjusting unit includes an adjustment mechanism for adjusting the positions of a lens in X- and Y-axis directions. The adjustment mechanism includes an X-axis moving part that is movable in the X-axis direction, a Y-axis moving part that is moved together with the X-axis moving part in the Y-axis direction, X-axis adjusting means that is provided at the X-axis moving part and adjusts the position of the lens in the X-axis direction, and Y-axis adjusting means that is provided at the Y-axis moving part and adjusts the position of the lens in the Y-axis direction. | 2010-10-21 |
20100265715 | Adjustable, Outdoor Light Unit, and Method for Making and Using the Same - In one embodiment, a light comprises: a body portion, a base, and an electrical power cord connected to the body and capable of establishing electrical communication between the light source and an electricity source. The body portion can comprise a lens, a light source, a reflector, a body connection, and a focusing element. The focusing element can be configured to create relative movement between the light source and the reflector, such that, when in use, a spread of a light beam from the light source can be adjusted. The base comprise can comprise a mounting element and a base connector capable of connecting to the body connection. | 2010-10-21 |
20100265716 | LIGHTING SYSTEMS - The invention disclosed relates to a light housing adapted to retain a light source. The light housing has a first reflector and a second reflector mounted to rotate concentrically about a main axis. A transmission system is present between the first and second reflector. Rotation of the first reflector in a first direction about the main axis rotates the second reflectors via the transmission system at the same angular velocity as the first reflector about the main axis to retain the same relative angular position between the first and second reflectors. Rotation of the first reflector in a second direction of rotation, opposite to the first direction, rotates the second reflector, via the transmission system to vary the relative angular position between the first and second reflector. | 2010-10-21 |
20100265717 | LIGHTING DEVICE AND METHOD FOR MANUFACTURING SAME - A lighting device ( | 2010-10-21 |
20100265718 | EMBEDDED TYPE LAMP WITH HEAT RADIATING DEVICE - A recessed type lamp with a radiant heat device ( | 2010-10-21 |
20100265719 | LUMINAIRES HAVING ENHANCED LIGHT DISTRIBUTION AND APPLICATIONS THEREOF - The present invention, in some embodiments, provides a luminaire operable to enhance the uniformity of light distributed from the luminaire thereby mitigating diminished illuminance at the periphery of an illuminated area. | 2010-10-21 |
20100265720 | REFLECTOR AND SYSTEM - An illumination system includes a light source and a reflector. The reflector includes a first optical interface adjacent the light source which redirects light emitted from the light source and incident on the first optical interface via Fresnel reflection. In addition, the reflector includes a second optical interface adjacent the first optical interface on a side opposite the light source, which reflects light passing through the first optical interface via total internal reflection back towards the first optical interface. Also, a light collection system includes such a reflector. | 2010-10-21 |
20100265721 | INTEGRATED STRUCTURE FOR OPTICAL REFRACTOR - The present invention relates to an integrated structure for an optical refractor, and more particularly to an integrated structure between a circuit board and an optical refractor which enables exposing the light source after dismantling to facilitate replacement and maintenance thereof. | 2010-10-21 |
20100265722 | FRAME CONNECTING MEMBER AND LIGHT EMITTING DIODE LIGHTING APPARATUS FABRICATED BY USING THE SAME - Provided is a frame connecting member for connecting a plurality of frame members to provide a frame of a lighting apparatus. The frame connecting member includes a body, an engaging unit connected to the body, the engaging unit being configured to be coupled to the plurality of the frame members, respectively, and a light leakage prevention unit connected to the body, the light leakage prevention unit being configured to prevent a light emitted from the lighting apparatus from leaking. | 2010-10-21 |
20100265723 | OPTICAL TRANSFORMATION DEVICE - The present invention relates to an optical transformation device, and more particularly to an optical transformation device able to transform a projected light beam from a spot light source to form rectangular projection surfaces, which primarily includes a refracting body composed of an emergent surface structured from a combination of a plurality of optical surfaces and an incident surface configured as a concave spherical surface. Two reflecting surfaces located at two sides of the meridian of the emergent surface enable the luminous flux of incoming light to completely impinge upon the refracting body, and the interactive effect from the combined optical surfaces transforms the light shape of a light beam from a spot light source, and is projected to produce an almost rectangular shaped illumination projection surface. | 2010-10-21 |
20100265724 | Weather resistant road light - A weather resistant road light comprises a top cover and a ballast mounting surface disposed on a top surface of the top cover. The ballast mounting surface defines a ballast compartment lower surface. At least one wire aperture seat is disposed on the ballast mounting surface. A ballast is mounted to the at least one wire aperture seat. Wires from the ballast pass through the wire aperture seat. A ballast compartment cover covers the ballast compartment. The ballast compartment cover fits over the top of the ballast mounting surface disposed on the top cover. At least one securing member secures the ballast to the ballast mounting surface. A bottom tray mates with the top cover, and the bottom tray has a lens opening. A reflector assembly has a socket for receiving a bulb. The reflector assembly is mounted on the bottom tray. | 2010-10-21 |
20100265725 | Trim retention spring and method for recessed lighting fixtures - A lighting fixture is provided that includes a ceiling pan having an opening with a trim received therein. The trim includes a ring with a spring clip attached thereto. The spring clip includes first and second legs having a first end joined at an apex and second free end opposite the first end. The second free ends are fixed to the trim to bias the spring clip in a downward direction to engage a top surface of the ceiling pan and bias the trim in an upward direction toward the ceiling pan. In one embodiment, the ends of the spring clip are fixed to the trim by a screw. In another embodiment, the spring clip is a torsion spring engaging the trim and includes first and second legs with a portion extending therefrom and received in an aperture in the trim. The ends are oriented at an inclined angle with respect to the legs such that when the legs are attached to the trim, the legs are biased in a downward direction with respect to the ceiling pan. The torsion spring clip can be retrofit to the trim ring. | 2010-10-21 |
20100265726 | Air-Tite Compact Fluorescent Lamp Plate - A lamp subassembly includes an air-tight plate, a mounting lamp holder coupled to the air-tight plate, and a mounting spring coupled to the air-tight plate and the mounting lamp holder. The lamp subassembly is coupled to a trim with the mounting spring and coupled to a lamp with the mounting lamp holder to form a lighting fixture. The air-tight plate is coupled to a top opening located on the trim and forms an air-tight interface therebetween. The mounting lamp holder positions the lamp at least partially within the trim. The air leakage through the air-tight interface is equal to or less than two cubic feet per minute at a seventy-five Pascal pressure difference. | 2010-10-21 |
20100265727 | LED ILLUMINATION DEVICE AND LIGHT ENGINE THEREOF - An LED illumination device includes an optical section, an electrical section, and a heat dissipation section provided with a heat dissipation device. The heat dissipation device includes a hollow metal tube, a plurality of metal fins extending from the metal tube, a bottom cover plate and a top cover plate respectively sealing a bottom and a top of the metal tube, and a tubular member received in the metal tube and axially defining a vapor passage channel therethrough. A condensing chamber is defined between the metal tube and the tubular member. An evaporating chamber is defined between the bottom of the tubular member and the bottom cover plate. A vapor chamber is defined between the top of the tubular member and the top cover plate. A porous wick is received in the evaporating chamber and attached to the bottom cover plate. A working fluid is saturated in the porous wick. | 2010-10-21 |
20100265728 | Light Bulb Holder - A light bulb holder including a gripper unit for holding an elongate tubular light bulb during installation of the bulb in a light fixture. The gripper unit generally includes an attachment member for removably attaching the gripper unit to a ladder and at least one gripper supported on the attachment member. The gripper has opposed resilient fingers defining an opening for receiving a light bulb. | 2010-10-21 |
20100265729 | RED LIGHT IDENTIFICATION COATED LENS AND CAR-USED RED LIGHT IDENTIFICATION SYSTEM USING THE SAME - A red light identification coated lens has a lens body and a coating film. The coated lens filters light with wavelength of 380 to 600 nm with a transmission ratio of 10 to 50% and passing red light fully. Moreover, a car-used red light identification system is provided, which is suitable for rainy day or fog day and comprises: at least one red light source arranged to a car; and at least one coated lens as above said. Red light has a long wavelength and low reflection rate so that red light can passes through the water drops easily with very low reflection, low scattering and low deflection. Thereby, when a driver wears the coated lens of the present invention, he (or she) can see the image of red light clearly. | 2010-10-21 |
20100265730 | MOULDED LIGHTING ELEMENT - An exterior mirror is proposed, which is configured with an LED as a signal light in the simplest manner. A contact body at the LED facilitates simple assembly and simple contacting of the LED. | 2010-10-21 |
20100265731 | COMPARTMENT - The present invention relates to a compartment provided a tufted textile ( | 2010-10-21 |
20100265732 | Light tube with led light source - A light tube with an LED light source includes a casing, a control circuit board, an LED circuit board inside the casing, and LEDs coupled to the LED circuit board. Input and output ports of the control circuit board are connected to pins of the casing via an input line and to the LED circuit board via an output line, respectively. A power module and a control module are provided on the control circuit board and at input and output ends thereof, respectively. The power module includes first and second filter capacitors and a rectifier bridge circuit. The first and second filter capacitors straddle and connect with input and output ends of the rectifier bridge circuit, respectively. The output end of the rectifier bridge circuit connects with the control module. Thereby, high-frequency AC from an electronic ballast or low-frequency AC is converted to DC for the LEDs. | 2010-10-21 |
20100265733 | Attachment System for Light-Conducting Fibers - In an embodiment, an attachment system for communicating light energy from a light source to a light-conducting fiber includes a light pipe body sufficiently designed to engage a distal end of a light pipe, the light pipe body comprising at least one opening configured to dissipate heat buildup from light energy; a front assembly sufficiently designed to engage the light pipe body, the front assembly comprising an orifice and at least one opening configured to dissipate heat buildup from light energy; a light-conducting fiber body sufficiently designed to engage the front assembly and to hold a proximal portion of a light-conducting fiber, the light-conducting fiber body positioned in the orifice of the front assembly; and an optical taper assembly sufficiently designed to hold an optical taper, the optical taper assembly positioned between and spaced apart from the front assembly, and positioned between and spaced apart from the light pipe. | 2010-10-21 |
20100265734 | OPTICAL STRUCTURES INCLUDING NANOCRYSTALS - An optical structure can include a nanocrystal on a surface of an optical waveguide in a manner to couple the nanocrystal to the optical field of light propagating through the optical waveguide to generate an emission from the nanocrystal. The structure can be configured to restrict propagation of the emission from the nanocrystal along the waveguide. | 2010-10-21 |
20100265735 | DISPLAY ASSEMBLY WITH LIGHT PIPE HAVING CENTRAL COMPARTMENT FOR LIGHT SOURCE - A display assembly includes a light pipe that has a front face adapted for emitting light to illuminate a display. The light pipe defines a compartment for receiving a light source. A light shield is disposed overlying the compartment. Channel segments are formed in the rear face and are symmetrical about the compartment. Light from the light source is extracted through the front face to create glow regions about the light shield, over the channel segments, and adjacent the edges of the light pipe. This results in symmetrically uniform illumination of the display while utilizing a single central light source. | 2010-10-21 |
20100265736 | FIBER OPTIC ENHANCED BALUSTER - A decorative baluster has (a) a body having one or more walls, an exterior surface and an enclosed central light well; (b) a fiber optic fan disposed proximate to the light well, the fiber optic fan comprising a plurality of fiber optic fibers, each fiber optic fiber having an interior termination point disposed proximate to the light well and an opposed exterior termination point disposed proximate to the exterior surface of the body such that each exterior termination point is visible along the exterior surface of the body; and (c) an artificial light source disposed within the light well such that light emitted from the artificial light source is directed to the interior origination point of each fiber optic fiber. | 2010-10-21 |
20100265737 | Light guiding plates and light emitting devices including the same - A light guiding plate may include a substrate, a waveguide, and a reflective metal. The waveguide and the reflective metal may be formed on the substrate. The waveguide may guide light. The reflective metal may reflect the light guided along the waveguide to change a propagation direction of the light. A light guiding plate may include a substrate, a cladding layer, and a plurality of waveguides. The cladding layer may be formed on the substrate. The cladding layer may include a first insulating layer having a first refractive index. The plurality of waveguides may be formed on the cladding layer. The plurality of waveguides may include a second insulating layer having a second refractive index. The second refractive index may be higher than the first refractive index. The plurality of waveguides may guide light provided by a light emitting element. At least two of the waveguides may have different lengths. | 2010-10-21 |
20100265738 | FRAME OF EDGE-LIGHT BACKLIGHT MODULE - An edge-light backlight module includes a module frame having an upper frame and a bottom plate. A light guide plate is received in the module frame. A light source is received in the module frame and faces an enter side of the light guide plate. A lamp reflector is received in the module frame and encloses the light source. The lamp reflector is made of a soft material and has two overlapping portions overlapped with the light guide plate. Two filler members are attached on interior sides of the upper frame and the bottom plate to press the overlapping portions of the lamp reflector on the light guide plate. | 2010-10-21 |
20100265739 | LIGHT-DIFFUSING SHEET AND BACKLIGHT DEVICE USING SAME - A light-diffusing sheet which can prevent generation of scratches on the surface of the light-diffusing sheet or a surface of another member contacting with the light-diffusing sheet at the time of being used as a constituent member of a backlight unit of a liquid crystal display or transportation thereof, and also can exhibit the light-diffusing performance is provided. The light-diffusing sheet of the present invention has a light-diffusing layer comprising microparticles, wherein the light-diffusing layer has a surface showing a maximum peak height (Rp) of 8.0 μm or higher in a roughness curve determined by three-dimensional surface profilometry, and mean particle size (φ) of the microparticles contained in the light-diffusing layer and thickness (d) of the light-diffusing layer satisfy the relationship: φ/d≦0.7. | 2010-10-21 |
20100265740 | IMPROVED SELF POWERED SUPPLY FOR POWER CONVERTER SWITCH DRIVER - Self-powered supplies with on-board diagnostics are presented for powering a power converter switch driver with power obtained from an associated snubber circuit, including a first converter stage with a full bridge rectifier with a crowbar circuit creating a first DC bus and a second stage with an isolated DC to DC converter, and on-board diagnostics to indicate snubber failures and abnormal conditions of the self-powered supply. | 2010-10-21 |
20100265741 | POWER FACTOR CORRECTING CONVERTER - A power factor correcting converter includes a DC-DC converter to convert a DC voltage, which is formed by rectifying an AC voltage of an AC power source through a rectifier, into a DC voltage of the DC-DC converter and a step-up converter to step up the DC voltage of the DC-DC converter. Secondary windings of a transformer Ta in the DC-DC converter are directly connected to the step-up converter. | 2010-10-21 |
20100265742 | SWITCHING REGULATOR WITH FREQUENCY LIMITATION AND METHOD THEREOF - The present invention provides a switching regulator with frequency limitation and method thereof. The switching frequency of the switching regulator is limited through setting of a minimum off time, so as to improve the efficiency and EMI distribution of the switching regulator. | 2010-10-21 |
20100265743 | CONTACT-INPUT ARRANGEMENT FOR POWER SYSTEM DEVICES - A contact-input circuit for a power system device is described for processing a higher voltage signal from power system equipment or another power system device for use by a lower voltage circuit. The contact-input circuit generally includes a voltage threshold detection device adapted to allow current to flow therefrom when it detects that the higher voltage signal reaches a select threshold. An opto-isolator device, which is coupled to the voltage threshold detection device, provides a voltage signal suitable for use by the lower voltage circuit when the threshold detection device allows the current-flow through the opto-isolator. | 2010-10-21 |
20100265744 | POWER SEMICONDUCTOR MODULE - A power semiconductor module includes at least two power semiconductor units that are interconnected and that have controllable semiconductors. Each semiconductor unit is associated with a cooling plate to which the semiconductors are connected in a heat-conducting manner. The object is to provide a semiconductor module that is compact and cost-effective and at the same time explosion-proof. The power semiconductor module of the invention has a module housing which houses the power semiconductor units. The cooling plates form at least part of the module housing. | 2010-10-21 |
20100265745 | PARAMETER CONFIGURATION METHOD FOR ELEMENTS OF POWER FACTOR CORRECTION FUNCTION CONVERTER - The present invention discloses a parameter configuration method for elements of a PFC function converter. The converter has a PFC circuit modulating an input power into a DC modulated power and a transformer transforming the DC modulated power into an output power. The method of the present invention comprises a storage capacitor configuration procedure, a storage inductor configuration procedure and a verification procedure. The storage capacitor configuration procedure predetermines a test voltage and a rated bus voltage lower than the test voltage, determines a parameter of the storage capacitor according to the test voltage and uses the storage capacitor to supply the rated bus voltage. The storage inductor configuration procedure determines an inductance of a storage inductor to match the storage inductor and the primary coil of the transformer work in a discontinuous current mode. The verification procedure verifies whether the power factor of the converter exceeds 0.9. | 2010-10-21 |
20100265746 | DRIVE CIRCUIT OF SEMICONDUCTOR DEVICE - The invention provides a switching circuit of a power semiconductor device having connected in parallel SiC diodes with a small recovery current, capable of significantly reducing turn-on loss and recovery loss without increasing the noise in the MHz band, and contributing to reducing the loss and noise of inverters. The present invention provides a switching circuit and an inverter circuit of a power semiconductor device comprising a module combining Si-IGBT and SiC diodes, wherein an on-gate resistance is set smaller than an off-gate resistance. | 2010-10-21 |
20100265747 | SINGLE STAGE INVERTER DEVICE, AND RELATED CONTROLLING METHOD, FOR CONVERTERS OF POWER FROM ENERGY SOURCES, IN PARTICULAR PHOTOVOLTAIC SOURCES - The present invention concerns a single stage inverter device for power converters, comprising switching means (M | 2010-10-21 |
20100265748 | HIGH DENSITY TERNARY CONTENT ADDRESSABLE MEMORY - A content addressable memory device with a plurality of memory cells storing data words. Each data bit in the data words is set to one of three values of a first binary value, a second binary value, and a don't care value. An aspect of the content addressable memory device is the use of a single memory element and an access device in the memory cells. The memory cells are arranged such that each memory cell is electrically coupled to a single bit line, a single match line, and a single word line. The memory elements in the memory cells store low resistance states if the data bit value is the first binary value, high resistance states if the data bit value is the second binary value, and very high resistance states if the data bit value is the don't care value. | 2010-10-21 |
20100265749 | THREE DIMENSIONALLY STACKED NON VOLATILE MEMORY UNITS - A memory unit including a first transistor spanning a first transistor region in a first layer of the memory unit; a second transistor spanning a second transistor region in a second layer of the memory unit; a first resistive sense memory (RSM) cell spanning a first memory region in a third layer of the memory unit; and a second RSM cell spanning a second memory region in the third layer of the memory unit, wherein the first transistor is electrically coupled to the first RSM cell, and the second transistor is electrically coupled to the second RSM cell, wherein the second layer is between the first and third layers, wherein the first and second transistor have an transistor overlap region, and wherein the first memory region and the second memory region do not extend beyond the first transistor region and the second transistor region. | 2010-10-21 |
20100265750 | MEMORY SYSTEM WITH DATA LINE SWITCHING SCHEME - A storage system includes a three-dimensional memory array that has multiple layers of non-volatile storage elements grouped into blocks. Each block includes a subset of first selection circuits for selectively coupling a subset of array lines (e.g. bit lines) of a first type to respective local data lines. Each block includes a subset of second selection circuits for selectively coupling a subset of the respective local data lines to global data lines that are connected to control circuitry. To increase the performance of memory operations, the second selections circuits can change their selections independently of each other. For example, a memory operation is performed concurrently on a first non-volatile storage element of each group of a plurality of groups of non-volatile storage elements. Completion of the memory operation for the first non-volatile storage element of each group is independently detected. A memory operation on a second non-volatile storage element of each group is independently commenced for each group upon independently detecting completion of the memory operation for the first non-volatile storage element of the respective group. | 2010-10-21 |
20100265751 | MULTI-CHIP PACKAGES PROVIDING REDUCED SIGNAL SKEW AND RELATED METHODS OF OPERATION - A packaged integrated circuit device includes a substrate including a conductive pad thereon, and a chip stack including a plurality of chips on the substrate. A primary conductive line electrically connects the pad on the substrate to a conductive pad on one of the plurality of chips in the chip stack. Secondary conductive lines electrically connect the pad on the one of the plurality of chips to respective conductive pads on ones of the plurality of chips above and below the one of the plurality of chips in the chip stack. The primary conductive line may be configured to transmit a signal from the pad on the substrate to the pad on the one of the plurality of chips in the chip stack. After receiving the signal at the one of the plurality of chips, the secondary conductive lines may be configured to transmit the signal from the one of the plurality of chips to the ones of the plurality of chips above and below the one of the plurality of chips in the chip stack at a same time. Related methods of operation are also discussed. | 2010-10-21 |
20100265752 | SEMICONDUCTOR STORAGE DEVICE AND METHOD OF FABRICATING THE SAME - A semiconductor storage device includes a memory cell array, a plurality of word lines, a plurality of bit lines, a first gate wiring element | 2010-10-21 |
20100265753 | SYSTEMS, METHODS AND DEVICES FOR ARBITRATING DIE STACK POSITION IN A MULTI-DIE STACK DEVICE - Embodiments are described for arbitrating stacked dies in multi-die semiconductor packages. In one embodiment, die identification data for at least two stacked dies are arbitrated to select one of the dies as the primary die and the other as secondary. Each die includes an input/output buffer that drives an output signal to a commonly shared output terminal in response to receiving a die identification data bit as the input signal. Each die also includes an arbitration circuit that generates a control signal in response to the identification bit of one die being mismatched to a corresponding identification bit of the other die. The control signal programs a stack enable fuse in accordance with the arbitration to designate one of the dies as the secondary die. | 2010-10-21 |
20100265754 | SEMICONDUCTOR MEMORY DEVICE AND DATA PROCESSING DEVICE - When writing into an antifuse memory element finishes, a value of resistance of the memory element rapidly decreases; accordingly, an output voltage of a boosting circuit which produces a writing voltage rapidly decreases. By detecting a change in the output voltage of the boosting circuit to control a writing command, the writing operation can be stopped immediately after the memory element is shorted. Thus, unnecessary current consumption caused by continuing a writing operation on the shorted memory element can be suppressed. | 2010-10-21 |
20100265755 | ONE TIME PROGRAMMABLE READ ONLY MEMORY AND PROGRAMMING METHOD THEREOF - A one time programmable read only memory disposed on a substrate of a first conductive type is provided. A gate structure is disposed on the substrate. A first doped region and a second doped region are disposed in the substrate at respective sides of the gate structure, and the first doped region and the second doped region are of a second conductive type which is different from the first conductive type. A third doped region of the first conductive type is disposed in the substrate and is adjacent to the second doped region, and a junction is formed between the third doped region and the second doped region. A metal silicide layer is disposed on the substrate. An clearance is formed in the metal silicide layer, and the clearance at least exposes the junction. | 2010-10-21 |
20100265756 | Ferroelectric Memory Bake for Screening and Repairing Bits | 2010-10-21 |
20100265757 | RESISTANCE CHANGE MEMORY DEVICE AND OPERATION METHOD OF THE SAME - A resistance change memory device includes: memory cells each having a current path in which a storage element, whose resistance changes according to the voltage applied, and an access transistor are connected in series; first wirings each connected to one end of the current path; second wirings each connected to the other end of the current path; a well which is a semiconductor region in which the access transistors are formed; and a drive circuit. | 2010-10-21 |
20100265758 | Method for implementing an SRAM memory information storage device - A device, and a corresponding method of implementation, for SRAM memory information storage are provided. The device is powered by a supply voltage and includes an array of base cells organized in base columns, and at least one mirror column of at least one mirror cell liable to simulate the behavior of the cells in a base column. The device further includes Emulation means, in a mirror column, of the most restricting cell in a base column, Means for varying a mirror power supply voltage for the mirror column, and Means for copying the mirror power supply voltage in the emulated base column. | 2010-10-21 |
20100265759 | Raising Programming Current of Magnetic Tunnel Junctions by Applying P-Sub Bias and Adjusting Threshold Voltage - A method of operating magneto-resistive random access memory (MRAM) cells includes providing an MRAM cell, which includes a magnetic tunneling junction (MTJ) device and a word line selector having a source-drain path serially coupled to the MTJ device. A negative substrate bias voltage is connected to a body of the word line selector to increase the drive current of the word line selector. The threshold voltage of the word line selector is also reduced. | 2010-10-21 |
20100265760 | NONVOLATILE LATCH CIRCUIT AND LOGIC CIRCUIT USING THE SAME - A nonvolatile latch circuit includes: a latch circuit; a first magnetoresistance element and a second magnetoresistance element; and a current supply portion. The latch circuit temporarily holds data. Each of the first magnetoresistance element and the second magnetoresistance element includes a first magnetic layer and a second magnetic layer that are stacked with an insulating film sandwiched therebetween. The current supply portion complementarily changes magnetization states of the first magnetoresistance element and the second magnetoresistance element based on a state of the latch circuit. The first magnetic layer of the first magnetoresistance element and the first magnetic layer of the second magnetoresistance element are series-connected to each other in. The latch circuit has a function that brings data corresponding to the magnetization states to data held by the latch circuit. | 2010-10-21 |
20100265761 | NON-VOLATILE SEMICONDUCTOR MEMORY CIRCUIT FOR GENERATING WRITE VOLTAGE - A non-volatile semiconductor memory circuit for generating a write voltage is presented. The non-volatile semiconductor memory circuit includes a memory cell and a voltage generator. The voltage generator provides a write voltage at a given target level that varies in accordance with an amount of current detected by the memory cell array by using a reference voltage. | 2010-10-21 |
20100265762 | Continuous plane of thin-film materials for a two-terminal cross-point memory - A structure for a memory device including a plurality of substantially planar thin-film layers or a plurality of conformal thin-film layers is disclosed. The thin-film layers form a memory element that is electrically in series with first and second cladded conductors and operative to store data as a plurality of conductivity profiles. A select voltage applied across the first and second cladded conductors is operative to perform data operations on the memory device. The memory device may optionally include anon-ohmic device electrically in series with the memory element and the first and second cladded conductors. Fabrication of the memory device does not require the plurality of thin-film layers be etched in order to form the memory element. The memory element can include a CMO layer having a selectively crystallized polycrystalline portion and an amorphous portion. The cladded conductors can include a core material made from copper. | 2010-10-21 |
20100265763 | Memory Device Including an Electrode Having an Outer Portion With Greater Resistivity - A memory cell includes a first electrode having a first region and a second region, a second electrode and a phase change material. The phase change material is interposed between the first electrode and the second electrode with the first region of the first electrode arranged closer to the phase change material than the second region. The first region of the first electrode includes an inner portion laterally surrounded by an outer portion. The outer portion has a greater resistivity than the inner portion. The second region of the first electrode has the same resistivity as the inner portion of the first region. | 2010-10-21 |
20100265764 | Methods of accessing storage devices - Methods of accessing storage devices. The methods include rearranging a writing order of continuous first and second data according to a reading order, and writing the first and second data in a first and second storage region of the storage device, respectively, according to the writing order. The reading order reads the second storage region first that provides interference on the first storage region. | 2010-10-21 |
20100265765 | Non-volatile semiconductor memory device in which program disturb is reduced and method of programming the same - A non-volatile semiconductor memory device capable of reducing program disturb and a method of programming the same are provided. A bit line connected to a non-selected memory cell in the same block as a selected memory cell enters a floating state by inactivating a bit line selection switch, so that voltage levels of an first conductivity type channel and a source/drain terminal formed in a pocket second conductivity type well below a memory transistor have an intermediate level of a voltage level of a selection line and the pocket P type well. Therefore, program disturb caused by FN tunneling and junction hot electrons can be inhibited. | 2010-10-21 |
20100265766 | BANDGAP ENGINEERED CHARGE TRAPPING MEMORY IN TWO-TRANSISTOR NOR ARCHITECTURE - A 2T cell NOR architecture based on the use of BE-SONOS for embedded memory includes memory cells having respective access transistors having access gates and memory transistors having memory gates arranged in series between the corresponding bit lines and one of the plural reference lines. A memory transistor in a memory cell comprises a semiconductor body including a channel having a channel surface and a charge storing dielectric stack between the memory gate and the channel surface. The dielectric stack comprises a bandgap engineered, tunneling dielectric layer contacting one of the gate (for gate injection tunneling) and the channel surface (for channel injection tunneling). The dielectric stack of the memory cell also includes a charge trapping dielectric layer on the tunneling dielectric layer and a blocking dielectric layer. | 2010-10-21 |
20100265767 | NONVOLATILE SEMICONDUCTOR MEMORY DEVICE, METHOD OF FABRICATING THE NONVOLATILE SEMICONDUCTOR MEMORY DEVICE AND PROCESS OF WRITING DATA ON THE NONVOLATILE SEMICONDUCTOR MEMORY DEVICE - A nonvolatile semiconductor memory device includes a semiconductor substrate, a plurality of first element isolation insulating films formed on a surface of the semiconductor substrate corresponding to a first cell array region into a band shape, a plurality of second element isolation insulating films formed on a surface of the semiconductor substrate corresponding to a second cell array region into a band shape. Each first element isolation insulating film has a level from a surface of the semiconductor substrate, the first charge storage layer has a level from the surface of the semiconductor substrate, and each second element isolation insulating film has a level from the surface of the semiconductor substrate, the level of each first element isolation insulating film being lower than the level of the first charge storage layer and higher than the level of each second element isolation insulating film. | 2010-10-21 |
20100265768 | SEMICONDUCTOR STORAGE APPARATUS, CONTROL APPARATUS AND CONTROL METHOD - A semiconductor storage apparatus comprising: a plurality of cells that store data; a threshold determination section that determines, based on management information that is used to manage data, a binary or multiple-valued form by which values are written to a plurality of the individual cells and determines a threshold based on the determined form of values that are to be written to a plurality of the individual cells; and a write section that writes the data to a plurality of the cells on the basis of the threshold determined by the threshold determination section. | 2010-10-21 |
20100265769 | SEMICONDUCTOR MEMORY DEVICE - An electrically erasable programmable non-volatile semiconductor memory device. The semiconductor memory device includes a memory cell array comprising a plurality of memory blocks, each memory block comprising a plurality of memory cells, a dummy memory cell, and a select gate transistor. Transfer transistors each having a current path connected between a corresponding wordline enable signal line and a corresponding wordline are controlled by an output of a block selection circuit. The transfer transistors include a dummy transfer transistor electrically coupled to the dummy memory cell, and configured to transmit a dummy wordline enable signal. | 2010-10-21 |
20100265770 | NONVOLATILE SEMICONDUCTOR MEMORY - A nonvolatile semiconductor memory comprising: a first semiconductor layer having a first stripe-shaped region and a second stripe-shaped region which is adjacent to the first stripe-shaped region; a first NAND string formed on the first stripe-shaped region, the first NAND string having a plurality of first memory cell transistors connected in series; a first insulating film formed above the second stripe-shaped region; a second semiconductor layer formed on the first insulating film; and a second NAND string formed on the second semiconductor layer, the second NAND string having a plurality of second memory cell transistors connected in series. | 2010-10-21 |
20100265771 | METHOD OF PROGRAMMING MEMORY CELLS OF SERIES STRINGS OF MEMORY CELLS - Method of programming memory cells of series strings of memory cells include programming a target memory cell of a series string of memory cells after programming each memory cell of the string located between the target memory cell and a first end of the string, and verifying the programming of the target memory cell by applying a bias at a second end of the string opposite the first end and sensing a voltage developed at the first end in response to the bias. | 2010-10-21 |
20100265772 | NAND MEMORY DEVICE AND PROGRAMMING METHODS - A NAND Flash memory device is described that can reduce bit line coupling and floating gate coupling during program and verify operations. Consecutive bit lines of an array row are concurrently programmed as a common page. Floating gate coupling during programming can therefore be reduced. Multiple verify operations are performed on separate bit lines of the page. Bit line coupling can therefore be reduced. | 2010-10-21 |
20100265773 | 3D MEMORY ARRAY ARRANGED FOR FN TUNNELING PROGRAM AND ERASE - A 3D memory device includes an array of semiconductor body pillars and bit line pillars, dielectric charge trapping structures, and a plurality of levels of word line structures arranged orthogonally to the array of semiconductor body pillars and bit line pillars. The semiconductor body pillars have corresponding bit line pillars on opposing first and second sides, providing source and drain terminals. The semiconductor body pillars have first and second channel surfaces on opposing third and fourth sides. Dielectric charge trapping structures overlie the first and second channel surfaces, providing data storage sites on two sides of each semiconductor body pillar in each level of the 3D array. The device can be operated as a 3D AND-decoded flash memory. | 2010-10-21 |
20100265774 | METHOD FOR DETERMINING NATIVE THRESHOLD VOLTAGE OF NONVOLATILE MEMORY - A method for determining native threshold voltage of nonvolatile memory includes following steps. A memory cell including a control gate, a charge storage layer, a source region, and a drain region is provided. A programming operation is performed on the memory cell by using F-N tunneling effect to obtain a programming curve of time versus threshold voltage. In the programming operation, a positive voltage is applied to the control gate. An erase operation is performed on the memory cell by using F-N tunneling effect to obtain an erasure curve of time versus threshold voltage. In the erase operation, a negative voltage is applied to the control gate. The absolute values of the positive voltage and the negative voltage are the same. The native threshold voltage of memory cell is determined from the cross point of the programming curve and the erasure curve. | 2010-10-21 |
20100265775 | ERASING FLASH MEMORY USING ADAPTIVE DRAIN AND/OR GATE BIAS - A hot hole erase operation as described herein can be utilized for a flash memory device having an array of memory cells. The erase operation employs an adaptive erase bias voltage scheme where the drain bias voltage (and/or the gate bias voltage) is dynamically adjusted in response to an erase pulse count corresponding to a preliminary erase operation during which a relatively small portion of a sector is erased. The adjustment of the erase bias voltage in this manner enables the rest of the sector to be erased using erase bias voltages that are better suited to the current erase characteristics of the sector. | 2010-10-21 |
20100265776 | DATA BUS POWER-REDUCED SEMICONDUCTOR STORAGE APPARATUS - In one or more of the disclosed embodiments, the number of times toggle operations of a data bus are performed at the time of a data transmission in a semiconductor storage apparatus is reduced, thereby reducing the power consumption. For example, a semiconductor storage apparatus according to one embodiment of the present invention comprises a DRF bus, a DR | 2010-10-21 |
20100265777 | MEMORY DEVICE HAVING STROBE TERMINALS WITH MULTIPLE FUNCTIONS - A memory device has data transceivers, write strobe transceivers, and read strobe transceivers. The data transceivers transfer input data to the memory device and transfer output data from the memory device. The write strobe transceivers transfer timing information of the input data. The read strobe transceivers transfer timing information of the output data. The memory device also has an auxiliary circuit for generating auxiliary information. The auxiliary information includes information different from the timing information of the input data and the output data. The auxiliary circuit uses the write and read transceivers to transfer the auxiliary information to and from the memory device. | 2010-10-21 |
20100265778 | SEMICONDUCTOR MEMORY DEVICE - A Static Random Access Memory (SRAM) includes word lines WL, bit lines BL, address decoders that select one of the word lines WL in response to an address signal AD, a sense amplifier that is activated in response to a sense amplifier enable signal SAE, and a sense amplifier control circuit that generates the sense amplifier enable signal SAE. In this device, the more distant the word line WL is from the sense amplifier, the longer the sense amplifier control circuit sets the delay time of the sense amplifier enable signal SAE so that the more distant the word line WL is from the sense amplifier, the later the sense amplifier is activated. | 2010-10-21 |
20100265779 | Compensatory Memory System - A compensatory memory system is described. This memory system substantially improves performance by adapting an associated delay in a way that optimizes circuit performance. | 2010-10-21 |
20100265780 | SEMICONDUCTOR MEMORY DEVICE HAVING REDUCED POWER CONSUMPTION DURING LATENCY - A semiconductor memory device comprises a latency delay unit that toggles a delay clock signal on during a first interval between a time point where read burst signal is activated and a time point where a latency signal is activated, and subsequently toggling the delay clock signal on during a second interval between a time point where the read burst signal is inactivated and a time point where the latency signal is inactivated. | 2010-10-21 |
20100265781 | DATA RETENTION KILL FUNCTION - Various data protection techniques are provided. In one embodiment, a memory device is provided. The memory device may initiate a security measure upon occurrence of one or more triggering events. The one or more triggering events may include receipt of a command signal. Various additional methods, devices, and systems are also provided. | 2010-10-21 |
20100265782 | HYBRID SENSE AMPLIFIER AND METHOD, AND MEMORY DEVICE USING SAME - Sense circuits, devices and methods are disclosed, including a sense amplifier circuit that has first and second complementary data lines and a sensing circuit. One of the data lines can be coupled to a memory cell for data sensing and the other data line can be used as reference. The sensing circuit has first and second complementary output nodes and is coupled to the data lines. In a first mode, the sensing circuit can sense a difference between a voltage on the first digit line and a voltage on the second digit line to generate a first voltage differential between the first and second output nodes. In a second mode, the sensing circuit can sense a difference between a current flow in the first digit line and a current flow in the second digit line to generate a second voltage differential between the first and second output nodes. Other sense circuits, devices and methods are also provided. | 2010-10-21 |
20100265783 | Self-Timed Integrating Differential Current - A reference current integrator and a sensed current integrator are coupled to form a differential sense amplifier. The differential sense amplifier is coupled to receive a bitline current signal from a flash memory, and the reference current integrator is coupled to receive a current signal from a reference memory cell. Integration continues until a desired voltage or time is reached, resulting in a sufficiently reliable output. The differential current integrating sense amplifier is also used for instrumentation, communication, data storage, sensing, biomedical device, and analog to digital conversion. | 2010-10-21 |
20100265784 | ADDRESS CONTROL CIRCUIT OF SEMICONDUCTOR MEMORY APPARATUS - An address control circuit for a semiconductor memory apparatus so as to make a refresh operation test possible by designating a refresh address is presented. The circuit includes a buffer block, a decoder, and a latch block. The buffer block receives coding information coded testing address information in accordance to a test signal. The decoder generates a test refresh address by decoding the coding information. The latch block latches the test refresh address depending on the test signal. | 2010-10-21 |
20100265785 | Protection Circuit and Power Supply System for Flash Memory - A protection circuit, applied to a flash memory including a power supply pin, includes a capacitor and a switch. A power supply provides a reference voltage. The capacitor is electrically connected to the power supply pin and a ground point. The switch is electrically connected between the power supply pin and the power supply. When the reference voltage is higher than a threshold voltage, the switch is turned on, such that the reference voltage is inputted into the power pin via the switch. When the reference voltage is lower than the threshold voltage, the switch is turned off. | 2010-10-21 |
20100265786 | FLUID MIXER - A fluid mixer for mixing, at least, first fluid and second fluid includes an introducing component having a bore, a cylindrical component fitted into the bore of the introducing component and a mixing component having a conical recess and on which the introducing component and the cylindrical component are held. The fluid mixer further includes a first introducing flow path into which the first fluid is introduced, a first distributing flow path to distribute the first fluid, a second introducing flow path into which the second fluid is introduced, a second distributing flow path for distributing the second fluid introduced from the second introducing flow path so that the first fluid and the second fluid are alternately arranged in an circumferential direction, a joining part in which the first fluid fed from the first distributing flow path and the second fluid fed from the second distributing flow path join together, a mixing flow path formed between a conical section of the cylindrical component and the conical recess of the mixing component and for mixing the first and second fluids, and a discharge flow path to discharge mixed fluid of the first and second fluids fed from the mixing flow path. | 2010-10-21 |
20100265787 | AUTOMATED FOOD MIXER CLEANING SYSTEM - A cleaning system for cleaning the interior of an industrial food mixing bowl of, for example, a dough mixer includes a cleaning lance with a spray nozzle assembly at an end of the lance, an actuator operable to reciprocally insert and retract the lance into or out of a food mixer bowl, and a pump operable to deliver cleaning fluid under pressure over a conduit to the lance and spray nozzle assembly. | 2010-10-21 |
20100265788 | METHOD AND APPARATUS FOR BLENDING PROCESS MATERIALS - An improved method and apparatus for blending process materials. Preferred embodiments of the present invention are directed to a process material contacting system to increase wetted surface area for liquid contact as well as increase forced convective mixing efficiency of the liquid mixture. Use of a novel process material contacting apparatus allows one solid feeding element to serve multiple process material tanks, thus reducing overall system costs and decreasing set-up time/process variability while increasing operational efficiency. According to a preferred embodiment of the present invention, rather than adding a process material to a volume of liquid held in a blending tank, the added process material is remotely blended with the liquid outside the process material tank. | 2010-10-21 |
20100265789 | MULTI-COMPONENT SYSTEMS OPTIMISED FOR MIXING CONTROL - An arrangements optimised for the mixing control of several components to be mixed by the user. The components include a paste A to be dispensed in a strand and another component B. A includes A | 2010-10-21 |
20100265790 | Salad Mixing Apparatus - A salad mixing apparatus includes a first bowl having an inner surface, an interior area, and a plurality of mixing ribs in the first bowl interior area and at least one partition configured for removable attachment to the mixing ribs to form a plurality of compartments. The apparatus includes a lid extending across the partitions whereby the inner surface, the at least one partition, and the lid selectively enclose the plurality of compartments. A second bowl having an interior area is configured for selective attachment to the first bowl whereby the first bowl interior area and the second bowl interior area collectively form a unitary interior area when the at least one partition is separated from the mixing ribs and the second bowl is attached to the first bowl. | 2010-10-21 |
20100265791 | MIXING AND DEGASSING APPARATUS - A mixing and degassing apparatus includes: a supporting member | 2010-10-21 |
20100265792 | STATIC MIXING DEVICE, AND PRODUCTION METHOD - A static mixing device is described, comprising a flow channel and mixing elements which are distributed over the cross section of the flow channel in the form of flow bodies arranged on a wall extending in the direction of flow and which are each delimited by one tapering deflecting surface which is inclined in relation to the wall and originates from a base extending transversally to the direction of flow and by two guide surfaces which protrude from the wall and which converge in an edge extending transversally to the channel axis on the side of the flow bodies which is opposite of the base. In order to provide advantageous mixing conditions for thermally sensitive plastic materials it is proposed that the flow bodies ( | 2010-10-21 |
20100265793 | Methods for Optimizing Offset Distribution of Cross Spread 3-D Seismic Surveys Using Variable Shot Line Length - A method for acquiring three-dimensional seismic data for sub-surface geologic features wherein a seismic source array is moved along a survey pattern having a plurality of source lines of unequal lengths that are substantially parallel to each other and intersect a receiver line. The survey pattern can be repeated in an overlapping and interleaved fashion to survey a larger area. | 2010-10-21 |
20100265794 | SYSTEM AND METHOD TO ESTIMATE COMPRESSIONAL TO SHEAR VELOCITY (VP/VS) RATIO IN A REGION REMOTE FROM A BOREHOLE - In some aspects of the disclosure, a method for creating three-dimensional images of non-linear properties and the compressional to shear velocity ratio in a region remote from a borehole using a conveyed logging tool is disclosed. In some aspects, the method includes arranging a first source in the borehole and generating a steered beam of elastic energy at a first frequency; arranging a second source in the borehole and generating a steerable beam of elastic energy at a second frequency, such that the steerable beam at the first frequency and the steerable beam at the second frequency intercept at a location away from the borehole; receiving at the borehole by a sensor a third elastic wave, created by a three wave mixing process, with a frequency equal to a difference between the first and second frequencies and a direction of propagation towards the borehole; determining a location of a three wave mixing region based on the arrangement of the first and second sources and on properties of the third wave signal; and creating three-dimensional images of the non-linear properties using data recorded by repeating the generating, receiving and determining at a plurality of azimuths, inclinations and longitudinal locations within the borehole. The method is additionally used to generate three dimensional images of the ratio of compressional to shear acoustic velocity of the same volume surrounding the borehole. | 2010-10-21 |
20100265795 | SYSTEM AND METHOD TO CREATE THREE-DIMENSIONAL IMAGES OF NON-LINEAR ACOUSTIC PROPERTIES IN A REGION REMOTE FROM A BOREHOLE - In some aspects of the disclosure, a method for creating three-dimensional images of non-linear properties and the compressional to shear velocity ratio in a region remote from a borehole using a conveyed logging tool is disclosed. In some aspects, the method includes arranging a first source in the borehole and generating a steered beam of elastic energy at a first frequency; arranging a second source in the borehole and generating a steerable beam of elastic energy at a second frequency, such that the steerable beam at the first frequency and the steerable beam at the second frequency intercept at a location away from the borehole; receiving at the borehole by a sensor a third elastic wave, created by a three wave mixing process, with a frequency equal to a difference between the first and second frequencies and a direction of propagation towards the borehole; determining a location of a three wave mixing region based on the arrangement of the first and second sources and on properties of the third wave signal; and creating three-dimensional images of the non-linear properties using data recorded by repeating the generating, receiving and determining at a plurality of azimuths, inclinations and longitudinal locations within the borehole. The method is additionally used to generate three dimensional images of the ratio of compressional to shear acoustic velocity of the same volume surrounding the borehole. | 2010-10-21 |
20100265796 | Televiewer Image Wood-Grain Reduction Techniques - Measurements made by a transducer assembly for downhole imaging are affected by reverberations between the transducer and the window on the outside of the assembly. The reverberations result in a stationary noise on the image. Hardware solutions to improve signal-to-noise ratio includes using a composite transducer, adjusting the distance between the transducer and the window. SNR can also be improved by processing techniques that include stacking, fitting a sinusoid to the reverberation, by envelope peak detection, and by applying a notch filter. | 2010-10-21 |
20100265797 | INTERFEROMETRIC SEISMIC DATA PROCESSING - Implementations of various technologies for a method for generating a seismic image of a subsurface are described herein. Seismic data may be received from two sensors in a seismic survey. The seismic data below and equal to a predetermined frequency may be classified as low-frequency seismic data. The low-frequency seismic data may be re-sampled based on the predetermined frequency. A set of low-frequency Green's functions may be calculated using interferometry on the re-sampled low-frequency seismic data. High-frequency seismic data of the seismic data may be processed to create a set of high-frequency Green's functions at one or more source locations of the seismic survey. The set of high-frequency Green's functions may be merged with the set of low-frequency Green's functions to create a set of broad-band Green's functions. The seismic image may be generated using the set of broad-band Green's functions at the source locations. | 2010-10-21 |
20100265798 | Seismic Data Processing Method for RMO Picking - The invention relates to a method of processing seismic data, the said seismic data comprising a gather of seismic traces organised according to one or several acquisition parameters, comprising the steps of:
| 2010-10-21 |
20100265799 | COMPRESSIVE SENSING SYSTEM AND METHOD FOR BEARING ESTIMATION OF SPARSE SOURCES IN THE ANGLE DOMAIN - Compressive Sensing (CS) is an emerging area which uses a relatively small number of non-traditional samples in the form of randomized projections to reconstruct sparse or com-pressible signals. Direction-of-arrival (DOA) estimation is performed with an array of sensors using CS. Using random projections of the sensor data, along with a full waveform recording on one reference sensor, a sparse angle space scenario can be reconstructed, giving the number of sources and their DOA's. Signal processing algorithms are also developed and described herein for randomly deployable wireless sensor arrays that are severely constrained in communication bandwidth. There is a focus on the acoustic bearing estimation problem and it is shown that when the target bearings are modeled as a sparse vector in the angle space, functions of the low dimensional random projections of the microphone signals can be used to determine multiple source bearings as a solution of an 1]-norm minimization problem. | 2010-10-21 |
20100265800 | Array shape estimation using directional sensors - A method and apparatus for estimating the positions of sensors in an array of connected sensors. The sensors are operable to sense a propagating phenomenon, such as an acoustic disturbance in water or air. For each sensor i in the array of connected sensors, the direction vector d | 2010-10-21 |
20100265801 | TIMING SYSTEM AND METHOD OF TIMING - A timing system which illuminates an elongate timing region so that RFID transponders illuminated in the region transmit identification signals that are used to generate timing information associated with competitors. A panel antenna is preferably provided on the ground to create the elongate timing region and the system preferably operates at UHF. The RFID tag preferably uses a notch antenna and may be incorporated into a credit card. | 2010-10-21 |
20100265802 | SYSTEM AND METHOD FOR AUTOMATICALLY UPDATING SYSTEM TIME OF A MOBILE COMMUNICATION DEVICE - A method for automatically updating system time of a mobile communication device is provided. The method computes a current time zone of a current position of the mobile communication device according to a longitude and a latitude of the current position determined by satellite signals. The method then updates system time of the mobile communication device according to the current time zone. | 2010-10-21 |
20100265803 | AID APPARATUS FOR ENHANCING SLEEPING AND AWAKENING - An aid device for enhancing sleeping and awakening includes an illuminant device and an audio device. A control unit is electrically connected to the illuminant device and the audio device. The control unit includes an illuminant gradual transformation module, an audio gradual transformation module, and a time setting module. The illuminant gradual transformation module is controlled the illuminant device. The audio gradual transformation module is controlled the audio device. The time setting module is controlled an active time of the illuminant device and an active time of the audio device. A control interface is electrically connected to the control unit. The control interface is provided for inputting a data to the control unit. | 2010-10-21 |