17th week of 2013 patent applcation highlights part 30 |
Patent application number | Title | Published |
20130100659 | SCATTERED-PHOTON EXTRACTION-BASED LIGHT FIXTURES - A scattered photon extraction light fixture includes an optic element having a first surface; a light source for emitting short wavelength radiation, the light source disposed opposite, perpendicular, or tangential to the first surface of the optic element; a wavelength-conversion material, disposed on the first surface of the optic element, for receiving and down converting at least some of the short wavelength radiation emitted by the light source and transferring a portion of the received and down converted radiation; and one or more reflectors positioned opposite the wavelength-conversion material. A scattered photon extraction light system includes a plurality of light emitting fixtures. One or more wavelength-conversion materials, in the embodiments of the present invention, are disposed remotely from the light source(s), and used to absorb radiation in one spectral region and emit radiation in another spectral region. Lighting efficiency is improved by capturing the short wavelength and down-converted radiation. | 2013-04-25 |
20130100660 | MULTIPLE EXCITING LIGHT SYSTEM - A multiple exciting light system for a test of a biological sample labeled with fluorochrome includes a case, in which a sample table, a first light source module, a second light source module, and filter unit are provided. The sample table is provided in the case to put the biological sample thereon. The first light source module is provided in the case to emit visible light as a first light; and the second light source module is provided in the case to emit visible light or invisible light as a second light. The first light from the first light source module and the second light from the second light source module excite the fluorochrome in the biological sample at the same time to generate a third light with a third wavelength by fluorescence resonance superposition energy transfer. | 2013-04-25 |
20130100661 | MARINE LIGHT FIXTURE - Configurable light fixtures are provided. The light fixture includes a housing having an opening. At least one reflector having at least a first and a second configurable throw pattern, is disposed within the housing proximate the opening. The reflector accommodates the post-manufacture installation of a number of reflective throw pattern adjustment members to provide first and second configurable throw patterns having subtended angles with the same or different values. | 2013-04-25 |
20130100662 | LED LAMP WITH VERTICAL AIRFLOW CHANNEL - An LED lamp includes a heat sink, a lamp shell and a light module. The heat sink includes a substrate and a plurality of fins. The substrate has a top surface and a bottom surface. The lamp shell is fixed to a periphery of the substrate. The light module is received between the lamp shell and the bottom surface of the substrate of the heat sink. The substrate defines a first through-hole through the top and bottom surfaces thereof to communicate airflow channels between the fins with a space below the bottom surface of the substrate, wherein the light module is received in the space. | 2013-04-25 |
20130100663 | LIGHT-GUIDE MODULE - A light-guide module including a light-guide sheet and a light source is provided. The light-guide sheet includes a light-emergent region and a plurality of localized micro-structures located at a first surface of the light-guide sheet, wherein the localized micro-structures are distributed except the light-emergent region. The localized micro-structures include a plurality of arc grooves disposed on a first region. The light source includes a plurality of light-emitting devices. A light-emergent area of each of the light-emitting devices is A. In the localized micro-structures of the first region covered by the light-emitting devices, an area occupied by the arc grooves having aspect ratios greater than 0.5 is greater than or substantially equal to 0.5 A. | 2013-04-25 |
20130100664 | INTERNAL COLLECTING REFLECTOR OPTICS FOR LEDS - An optical system is disclosed that uses an LED light source. The light output is coupled to an optic element formed from a material with a high refractive index. The coupling of the light to the high index material significantly reduces the cone angle of the light. The system is very efficient in that nearly all the light generated by the LED is directed to the intended subject. | 2013-04-25 |
20130100665 | LIGHTING DEVICE - A lighting device ( | 2013-04-25 |
20130100666 | LIGHTING DEVICE AND DISPLAY DEVICE - A lighting device includes LEDs, a reflecting sheet that reflects light emitted from the LEDs, and connectors electrically connected to the LEDs. The reflecting sheet has integrated superposed portions on which the connectors are superposed, and the connector surface on the reflecting sheet side thereof serves as a sheet pressing surface for pressing down the superposed portions of the reflecting sheet. | 2013-04-25 |
20130100667 | LIGHT BEACON - The present disclosure relates to a light beacon. The light beacon comprises a casing and a plurality of light units. Each light unit is disposed along a periphery of the casing. Each light unit comprises a back reflector, two parallel side reflectors and at least one light emitting diode. The back reflector has at least a section defining a parabolic shape. The two parallel side reflectors face each other on opposite sides of the back reflector. The at least one light emitting diode (LED) is positioned about a focal point of the section defining a parabolic shape of the back reflector. The position of the at least one LED with respect to the back reflector determines an angle of projected light beam by the light unit. | 2013-04-25 |
20130100668 | LIGHT BAR STRUCTURE - A light bar structure including a base, a flexible circuit board (FCB), a first circuit, a second circuit, and a first connector is provided. The base has first and second surfaces. The FCB is on the first surface. The first circuit on the FCB includes N+1 serial first conductive contact pads, N light-emitting elements, and a first conductive wire. N and N is a positive integer. The second circuit on the FCB includes N+1 serial second conductive contact pads, and a second conductive wire. To form a closed loop, the first connector connects a first one of the first conductive contact pads and a first one of the second conductive contact pads and the second connector connects a (i+1)-th one of the first conductive contact pads and a (i+1)-th one of the second conductive contact pads. 1≦i≦N and i is a positive integer. | 2013-04-25 |
20130100669 | LIGHTING SYSTEM - A lighting system may include a housing for a lighting module and at least one profiled element which can be coupled to the housing and protrudes from the housing when coupled to the housing. The housing has an external surface with a plurality of channels and comprises a plurality of seats. The profiled element may have a first engagement formation insertable into one of the channels of the housing and a second engagement formation insertable into one of the seats of the housing when the first engagement formation is inserted in the channel. Blocking means movable into a first and into a second operative position, may be. | 2013-04-25 |
20130100670 | LIGHTING SYSTEM WITH A HEAT SINK HAVING PLURALITY OF HEAT CONDUITS - A lighting system includes a heat sink having an upper and a lower face, and a plurality of light engines. The heat sink includes a plurality of individual, enclosed heat conduits extending generally parallel to a longitudinal axis of the heat sink between the upper and the lower faces. Each heat conduit has an entrance proximate to the lower face and an exit proximate to the upper face. The light engines are each coupled to at least one heat conduit such that thermal energy generated by the light engines is transferred to the heat conduits to cause air to flow through each of the heat conduits due to convection. | 2013-04-25 |
20130100671 | ALUMINUM BASE BOARD WITH THE HEAT RELEASING PORTION - An aluminum base board with the heat releasing portion includes a base board made with aluminum and multiple holes are defined through the base board. At least one LED is connected to the base board and partially covers the holes. Therefore, the heat of the at least one LED is transferred to the base board and the heat of the base board is released to the air efficiently via the holes. | 2013-04-25 |
20130100672 | LIGHT-EMITTING DIODE (LED) STREET LIGHT APPARATUS HAVING A HEAT-DISSIPATION STRUCTURE - Provided is an LED streetlamp device including a body frame including a flat part and an inclined part extended from a rim of the flat part with a certain incline angle, inner surfaces of the flat part and the inclined part forming a hollow portion, a light emitting part installed on outer surfaces of the flat part and the inclined part, the light emitting part including a plurality of LED lamps, and a transmission plate covering an outer surface of the body frame where the light emitting part is provided, wherein, in a center of the outer surface of the flat part, there is formed a plurality of long holes for allowing air inflow into the hollow portion, the long holes formed circularly around a center point of the flat part. | 2013-04-25 |
20130100673 | STREET LUMINAIRE - The invention relates to a street lamp. In order to reduce the sealing expenditure, it is proposed to arrange the ballast device in the lamp head. A lead is here designed in one piece from a terminal box to the holders. | 2013-04-25 |
20130100674 | LIGHTING DEVICE - A lighting device may be provided to include a heat sink which includes a receiving recess and a top surface including a hole; a light source module which includes a substrate disposed on the heat sink, a light emitting device disposed on the substrate and a pad disposed on the substrate; a power supplier which is disposed in the receiving recess of the heat sink and includes a projection outputting a power signal for driving the light source module; and a connector which is coupled to the hole of the heat sink, includes a contacting part electrically connected to the pad of the light source module, and is electrically connected to the projection of the power supplier. | 2013-04-25 |
20130100675 | MULTI-FUNCTIONAL GLASS WINDOW WITH PHOTOVOLTAIC AND LIGHTING FOR BUILDING OR AUTOMOBILE - The present disclosure describes multi-functional windows. Functions of the multi-functional windows described herein can include transmitting incident light, generating photovoltaic power from incident light, and emitting light. In some implementations, a multi-functional window may be placed in a photovoltaic state, a lighting state, or a neutral state. A multi-functional window can continue to function as a normal window in transmitting a portion of any incident light in any of the photovoltaic, lighting, and neutral states. A multi-functional window can be implemented in a building or automobile. | 2013-04-25 |
20130100676 | DOWNLIGHT STRUCTURE - The downlight includes a seat, a depressor, a rotator, a deflector and a lamp module. The seat has a hollow and a flange therein. The depressor is fixed on the seat and corresponding to the flange. The rotator is disposed between the flange and the depressor and is capable of rotating against the seat. The deflector is received in the hollow and pivotally connected to the rotator. The lamp module is fastened to the deflector. | 2013-04-25 |
20130100677 | LIGHTING STRUCTURE - An improved light fixture is disclosed. One embodiment comprises a light source, a first optical element that focuses light provided by a light source in the forward direction, a second optical element that reflects light in the reverse direction, and a third optical element that focuses light in the forward direction. | 2013-04-25 |
20130100678 | PLUG COMPATIBLE LED REPLACEMENT FOR INCANDESCENT LIGHT - According to an aspect of the instant invention, an LED Engine is provided preferably for use with a Fresnel fixture having a globe socket wherein the LED Engine is plug compatible with the globe socket. A Fresnel lighting fixture generally includes a housing; a Fresnel lens supported from the housing; a focus rail; and a globe socket supported by the focus rail. The globe socket electrically receives a Fresnel globe or bulb. The plug compatible LED Engine of the present disclosure is positionable to be inserted in the globe socket of the existing Fresnel fixture thereby replacing the incandescent bulb. Alternatively, the globe socket may be removed and the LED Engine mounted to the focus rail. | 2013-04-25 |
20130100679 | SIDE ILLUMINATION LENS FOR LED - A side illumination lens for a LED is disclosed. One of the embodiments includes a bottom cavity, an incident surface, four total internal reflective surfaces, and a side refractive surface. Light beam emitted by the LED enters the lens through the incident surface. A first portion of the light beam is reflected by the total internal reflection surfaces to the refractive surface and emits out of the lens. The second portion of light beam enters the lens and exits from the refractive surface. A second one of the embodiments is to roughen the side refractive surface for diffusing the exit light beams so that a broader area can be illuminated softly. | 2013-04-25 |
20130100680 | Micro-molded Sheet for Backlight Module - A micro-molded sheet for backlight module, includes: a base material layer formed from transparent material; a coating, which comprises adhesive and nano-particles, formed on the upper surface of the base material layer; and a micro-molded array layer mounted on the upside of the coating. | 2013-04-25 |
20130100681 | LED LAMP - A LED lamp of the present invention includes a lamp holder, a LED device, and a heating member. The lamp holder includes a base and a power supply. The power supply is disposed on the base. The LED device is disposed on the base and connected to the power supply electrically. The heating member is connected to the power supply electrically. When the light is emitted out of the LED lamp of the present invention, the LED lamp can achieve high heating efficiency at the same time. | 2013-04-25 |
20130100682 | LED LAMP - A LED lamp includes a power supply module and a light emitting module. The power supply module comprises a base and a power supply unit. The base comprises a first combination portion, an electrical connection portion and a screw portion disposed between the first combination portion and the electrical connection portion. The power supply unit is disposed in the base and electrically connected to the electrical connection portion. The light emitting module comprises a housing structure and a light emitting circuit. The housing structure comprises a second combination portion. The light emitting circuit is disposed in the housing structure. The second combination portion is configured to be detachably combined with the first combination portion for electrically connecting/detaching the power supply unit to/from the light emitting circuit. | 2013-04-25 |
20130100683 | Bulb and Luminaire - In a bulb and a luminaire according to one embodiment, plural fins for thermal radiation are provided on the outer circumferential surface of a main body in which a lighting circuit is attached, a light-emitting module is attached to a module attaching section integrated with the front of the main body, and a cylindrical section that surrounds the light-emitting module is protrudingly provided on a light extracting side. | 2013-04-25 |
20130100684 | ROTATABLE ILLUMINATION DEVICE - A rotatable illumination device includes a first casing, a light emitting module, a first fixing member and a second fixing member. The first casing has a first rotating portion and a first protruding portion is formed on the first rotating portion. The light emitting module is disposed in the first casing. A first indentation is formed on the first fixing member and the first protruding portion can pass through the first indentation. A second indentation and a second protruding portion are formed on the second fixing member and the first protruding portion can pass through the second indentation. The first and second fixing members are fixed together, and the first and second protruding portions are coplanar. The first protruding portion cooperates with the second protruding portion to limit rotating angle of the first casing. | 2013-04-25 |
20130100685 | LED LIGHTING ASSEMBLY WITH MOUNTING ELEMENT FOR OPTICS - A lighting assembly, a mounting element and a manufacturing method are described. The lighting assembly includes an LED assembly | 2013-04-25 |
20130100686 | KINETIC FLAME DEVICE - An apparatus creating a flickering flame effect. The apparatus includes a housing with an interior space with first and second stages. A drive mechanism generates a time varying electromagnetic field extending into the first stage. A first pendulum member is pivotally mounted in the interior space of the first stage and includes first and second magnets on first and second ends, with the first end proximate to the drive mechanism such that the first magnet interacts with the varying electromagnetic field to cause movement of the pendulum member. The apparatus includes a second pendulum member pivotally mounted in the second stage with a magnet on a first end proximate to the second end of the first pendulum member. A flame silhouette element extends from the second pendulum member, and a light source transmits light onto the flame silhouette, which is moving due to the magnetic coupling of the pendulum members. | 2013-04-25 |
20130100687 | ROTATION ANGLE REGULATING DEVICE AND ROTATABLE LAMP USING THE SAME - A rotation angle regulating device and a rotatable lamp using the same are provided. Through N passive rotating elements used for regulating the rotation angle, the rotation angle of the active rotating element relative to the fixing element is increased, wherein N is a positive integral equal to or more than 1. In addition, each passive rotating element has a first stopper and a second stopper. The active rotating element, when rotating, drives and makes the passive rotating elements rotating on the fixing element, so that the rotation of the lamp can be stopped at any designated angle through the operations of the first and second stoppers of each passive rotating element. | 2013-04-25 |
20130100688 | LASER LIGHT REFLECTION METHOD AND DEVICE FOR AIRCRAFT-INSTALLED LASER APPARATUS - A laser light reflection device for an aircraft-installed laser apparatus with which, when a function check is performed on the aircraft-installed laser apparatus by emitting laser light from a parked aircraft to a body exterior, the emitted laser light can be reflected in a desired direction safely and efficiently. A reflection mirror is capable of autorotation about at least an in-plane horizontal axis thereof, and a support ring is attached to the reflection mirror to be capable of rotating about an in-plane vertical axis and the in-plane horizontal axis of the reflection mirror. A laser pointer unit formed by inserting a laser pointer into a sleeve pipe is attached to the support ring so as to be oriented toward an in-plane of the reflection mirror. A guide scope is attached to the support ring such that an optical axis thereof matches an optical axis of the laser pointer unit. | 2013-04-25 |
20130100689 | FRONT STRUCTURE OF SADDLE-RIDE TYPE VEHICLE - A front cowl for use with a saddle-ride type vehicle includes headlights as well as an air introduction passage configured to introduce a flow of air rearwardly. The air introduction passage is opened in a forward direction to enable the headlights to be cooled by the flow of air that flow through the air introduction passage. Headlights using LEDs as their respective sources of light are placed inside an air introduction passage while supported by a duct that forms the air introduction passage. | 2013-04-25 |
20130100690 | METHOD FOR INJECTION MOULDING OF PLASTIC-MATERIAL LENTICULAR BODIES FOR LIGHTS OF MOTOR VEHICLES AND SIMILAR, AND LENTICULAR BODY FOR LIGHTS OF MOTOR VEHICLES AND SIMILAR - A method for injection moulding of plastic-material lenticular bodies for lights; of motor vehicles and similar, the method comprising the steps of coupling a punch half-mould with a first matrix half-mould so as to define, on the surface of the punch half-mould, a first closed cavity that copies in reverse the shape of the first plastic-material sheet; filling said first cavity with a first plastic polymer in a liquid state, injecting the first plastic polymer in the first cavity from an injection point located at said first segment of the peripheral edge of the first plastic-material sheet; and finally separating, after the first plastic polymer has solidified to form the first plastic-material sheet, the punch half-mould ( | 2013-04-25 |
20130100691 | Optoelectronic Lighting Module and Automotive Headlamp - In at least one embodiment, an optoelectronic lighting module includes a circuit board, which an opening passes right through. The circuit board includes fastening devices for mechanically fastening the lighting module to an external heat sink. A carrier of the lighting module is mounted in the opening. At least one optoelectronic semiconductor chip is located on a carrier top and is connected electrically to the circuit board via the carrier. The circuit board is moreover connected firmly mechanically with the carrier. The circuit board is additionally designed to exert a mechanical force on the carrier and to press the carrier against the external heat sink. The carrier is designed to rest with a carrier bottom flat against the external heat sink. | 2013-04-25 |
20130100692 | SEMICONDUCTOR LIGHT EMITTING DEVICE AND VEHICLE LAMP - A semiconductor light emitting device which produces mixed light of a desired emission color by a combination of a semiconductor light emitting element and a wavelength converting layer containing a fluorescent substance, and a vehicle lamp including the semiconductor light emitting device. The wavelength converting layer has different wavelength conversion characteristics respectively at its portion covering an area of relatively high current density at light emission operation of the semiconductor light emitting element and at its portion covering an area of relatively low current density so as to reduce chromaticity difference over the light extraction surface of the mixed light due to non-uniformity of current density in the light emitting layer at light emission operation. | 2013-04-25 |
20130100693 | LED TAIL LIGHT WITH SIDE MARKERS - A tail light assembly includes a housing, one or more lights arranged to emit light in a first direction, and a side marker connected to the housing and arranged to emit light in a second direction, approximately perpendicular to the first direction. The lights may include one or more light emitting diodes (“LEDs”) to reduce power consumption of the tail light assembly. | 2013-04-25 |
20130100694 | LED Backlight Module - The present invention relates to an improved LED backlight module, which is disposed on a main frame installed in a liquid crystal display device, and comprises: a supporting body, a copper circuit layer, a plurality of LED chips, a plurality of extended thermal-conductivity layers, a light guide plate, and a bottom reflecting member. In the present invention, it mainly connects the plurality of extended thermal-conductivity layers to a plurality of the soldering points of the copper circuit layer, and attaches a majority of the extended thermal-conductivity layers to the surface of the bottom plate of the main frame through an insulating and thermal-conductivity adhesive; So that, when the LED chips emit the light, the soldering points conduct the heat produced by the LED chips to the extended thermal-conductivity layers, so as to evenly distribute the heat over the surface of the bottom plate through the extended thermal-conductivity layers. | 2013-04-25 |
20130100695 | Light-guide panel for display with laser backlight - The invention relates to a light-guide panel for an LCD with a laser backlight. The panel comprises a laser light source and a main ridge waveguide with a plurality of first holograms that change the direction of the laser light that propagates along the main ridge waveguide to the direction perpendicular to the latter. The first holograms are associated with thee light of predetermined wavelengths and are optically connected to respective transverse waveguides that lie in the same plane but are perpendicular to the main ridge waveguide. Each transverse ridge waveguide has a plurality of second holograms designed so that they change the direction of laser light that propagates along the transverse ridge waveguide in the direction at an angle to the plane of the LGP substrate. This angle should be close to 90° and may be obtained in the range of 70° to 85°. | 2013-04-25 |
20130100696 | Surface Light Source - The invention relates to a surface light source with a lighting surface that includes at least one semiconductor body that emits electromagnetic radiation from its front side during operation. Decoupling structures are suitable for producing a local variation of the light density on the lighting surface, so that the light density is increased in at least one illumination area with respect to a background area. | 2013-04-25 |
20130100697 | BACKLIGHT MODULE - A backlight module includes a light source assembly, a light guiding plate, an optical clear adhesive, and a light diffusion member. The diffusion member is positioned on the light guiding plate via the optical clear adhesive. The diffusion member includes yellow phosphor powders. The light source assembly includes a substrate and a number of point light sources arrayed on the substrate. The point light sources are blue light emitting diodes. The point light sources are aligned with the light diffusion member. | 2013-04-25 |
20130100698 | SPREAD ILLUMINATING APPARATUS - A spread illuminating apparatus includes a light guide plate in which two side end surfaces that oppose each other are incident light surfaces and one of two principal surfaces that oppose each other is an emitting surface; and a pair of light sources that are respectively arranged along the two incident light surfaces of the light guide plate and that are alternately illuminated, wherein light absorbers are formed in regions toward the incident light surfaces of one or both of the principal surfaces of the light guide plate. | 2013-04-25 |
20130100699 | DISPLAY DEVICE WITH HEAT DISSIPATING STRUCTURES AND ELECTRONIC DEVICE USING THE SAME - A display device includes a panel, a backlight module, a back cover, a rim frame and a plurality of thermal fins. The backlight module provides the panel with a light source and includes a light emitting unit and a light guide plate. The light emitting unit emits light, and the light guide plate is disposed below the panel for guiding the light emitted by the light emitting unit to the panel. The back cover is installed on an outer side of the panel and the backlight module. The rim frame combines the back cover for covering the panel and the backlight module cooperatively with the back cover. The plurality of thermal fins is disposed on the rim frame for dissipating heat conducted from the rim frame and generated by the light emitting unit. | 2013-04-25 |
20130100700 | LIGHT-EMITTING DEVICE AND CULTIVATION METHOD - The present invention is a light-emitting device ( | 2013-04-25 |
20130100701 | LIGHT GUIDE PLATE AND BACKLIGHT MODULE INCLUDING SAME - A light guide plate includes a light incident surface and a plurality of micro cylinders protruding from the light incident surface in parallel. Each of the micro cylinders has a circumference surface and two opposite end surfaces. The circumference surface is connected to the light incident surface. The two end surfaces are positioned on two opposite ends of the circumference surface, and are perpendicular to the light incident surface. Each of the two end surfaces is circular arc-shaped, and the radius of each of the two end surfaces is in the range of 0.04 μm to 0.07 μm. | 2013-04-25 |
20130100702 | BACKLIGHT UNIT AND LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is a backlight unit in order to suppress an increase of time needed for manufacture and generation of operation variance, and furthermore, to suppress deterioration and unevenness of luminance of output light. A plurality of transparent light guide plates ( | 2013-04-25 |
20130100703 | THERMOFORMING METHOD AND PLATE ASSEMBLY THEREOF - The present invention discloses a thermoforming method and a plate assembly thereof. The thermoforming method applicable for manufacturing a plate assembly having a first plate and a second plate comprises the steps of disposing the second plate on a lamination surface of the first plate; putting the first plate and the second plate into a first mold and a second mold respectively; heating and pressing the first mold and the second mold to deform any one of the lamination surfaces of the first plate and the second plate in order to laminate the first plate and the second plate; and opening the first mold and the second mold to remove the plate assembly. The first plate can be a light guide plate, and the second plate can be a reflector. | 2013-04-25 |
20130100704 | LIGHT GUIDE WITH A PRINTED FILM - A method for making a light guide includes transferring ink onto a master tool having a three-dimensional feature pattern formed thereon and then transferring ink from the master tool to a transparent light guide. The method also includes curing the ink on the light guide. Alternatively, the ink may be printed onto a substrate (e.g., a film) and then laminated to the light guide. | 2013-04-25 |
20130100705 | Luminaire - A luminaire includes a power supply tank and a light emitting unit. A wall of the power supply tank is constituted by an electric conductor and a bottom end of an interior of the tank is a conductive seat formed by an electric conductor. A top end of the wall connects electrically a conductive disc which includes a penetrative insertion hole. The light emitting unit includes a luminous element and an electrode pole on a bottom end of the luminous element. A body of the electrode pole includes the insertion hole to increase electric conduction by contact; whereas, through the insertion hole, a diversified change can be even manifested after inserting the light emitting unit. In addition, a bottom of an outer casing provided by the power supply tank includes a counter weight, so that the luminare will not fall down easily and can be used more safely. | 2013-04-25 |
20130100706 | DRIVER CIRCUIT FOR DRIVING A LOAD CIRCUIT - Driver circuits ( | 2013-04-25 |
20130100707 | DC-DC Converter - Provided is a vehicle which enables a highly-efficient DC-DC converter and a highly-efficient power supply to a load, regardless of a power supply amount of to the load. When the power supply amount to a load R | 2013-04-25 |
20130100708 | POWER FACTOR IMPROVEMENT CIRCUIT - A power factor improvement circuit includes a low frequency filter unit installed between two electrodes of an output terminal of a rectifier unit for adjusting voltage and current inputted to a PWM control IC in-phase, and first and second compensation circuits installed at a current compensation terminal and a voltage compensation terminal of the PWM control IC respectively, and the first and second compensation circuits are provided for reducing the current gain of the phase adjustment unit to avoid any unnecessary action of the PWM control IC, so as to achieve the effect of controlling a power factor to a level over 0.90 when a full voltage of 90-264V is inputted. | 2013-04-25 |
20130100709 | Magnetron Power Supply - A power supply for a magnetron has a high voltage converter, a microprocessor and a resistor. The high voltage converter comprises an integrated circuit oscillator, switching transistors, an inductance L | 2013-04-25 |
20130100710 | ACTIVE SURGE PROTECTION IN A POWER SUPPLY - A surge protection module is disclosed. An example surge protection module includes a first terminal coupled to a first output terminal of a rectifier of a power supply. A second terminal is coupled to a first input terminal of a switching converter of the power supply. A third terminal is coupled to a second output terminal of the rectifier and a second input terminal of the switching converter. A variable resistance circuit is coupled between the first and second terminals. A control circuit is coupled between the first and third terminals and coupled to control the variable resistance circuit. A resistance of the variable resistance circuit is responsive to a magnitude of a voltage between the first and third terminals. | 2013-04-25 |
20130100711 | Switching Circuit - A switching circuit ( | 2013-04-25 |
20130100712 | POWER SOURCE DEVICE AND IMAGE FORMING APPARATUS - A power source device that outputs a DC voltage includes a rectification unit configured to rectify an input pulse voltage, a voltage-current conversion unit disposed on a side where the pulse voltage is input into the rectification unit, a current-voltage conversion unit configured to convert a current from the voltage-current conversion unit into a voltage, and a comparison unit configured to compare the voltage from the current-voltage conversion unit with a reference voltage. An operation of the rectification unit is controlled based on an output from the comparison unit. | 2013-04-25 |
20130100713 | SWITCHING POWER CONVERSION CIRCUIT AND POWER SUPPLY USING SAME - A switching power conversion circuit having a two-stage power circuit topology and capable of performing power factor correction is disclosed. In a case that the electrical energy of the switching power conversion circuit needs not to be provided to the system circuit, for example the load and the electronic device fails to be operated, the switching power conversion circuit will be adaptively disabled. As a consequence, the switching power conversion circuit could achieve a power-saving purpose. Moreover, the switching power conversion circuit could be applied to a power supply. When the electronic device is not in use, the power supply has reduced power consumption, thereby achieving a power-saving purpose. | 2013-04-25 |
20130100714 | POWER CONTROLLER WITH SMOOTH TRANSITION TO PULSE SKIPPING - A power converter control circuit includes a ramp signal circuit, a blanking circuit, and a pulse driver circuit. The ramp signal circuit provides a ramp signal in response to a power converter feedback signal and an enable signal. The blanking circuit provides a blanking signal in response to the ramp signal and a clock signal. The blanking signal is provided when both the ramp signal is increasing in value and the enable signal indicates a light load operating condition. The pulse driver circuit provides a power switch control pulse in accordance with the clock signal and in the absence of the blanking signal. | 2013-04-25 |
20130100715 | SYSTEMS AND METHODS FOR REDUCING ELECTOMAGNETIC INTERFERENCE USING SWITCHING FREQUENCY JITTERING - System and method are provided for regulating a power converter. The system includes a signal processing component configured to receive a first input signal and a second input signal, process information associated with the first input signal and the second input signal, and output a drive signal to a switch based on at least information associated with the first input signal and the second input signal. The first input signal is associated with at least a feedback signal related to an output voltage of the power converter. The second input signal is associated with at least a primary current flowing through a primary winding of the power converter. The signal processing component is further configured to change a peak value of the primary current within a first predetermined range, and change the switching frequency of the power converter within a second predetermined range. | 2013-04-25 |
20130100716 | HIGH-POWER MEDIUM-VOLTAGE DRIVE POWER CELL - The present invention provides a high-power medium-voltage drive power cell, which comprises: a rectifier module for rectifying the three-phase AC input voltage to get a DC voltage; an IGBT (Insulated Gate Bipolar Transistor) inverter bridge connected to capacitors for converting the DC voltage into an AC voltage of which the frequency, the amplitude and the phase are adjustable; a bypass module connected to the IGBT inverter bridge for providing the bypass function when the IGBT inverter bridge works in an abnormal state; and a heat pipe heat sink having a base plate on both sides of which power elements of the high-power medium-voltage drive power cell are disposed. | 2013-04-25 |
20130100717 | DC-AC POWER CONVERTING APPARATUS AND SOLAR POWER SUPPLYING APPARATUS INCLUDING THE SAME - There is provided a DC-AC power converting apparatus that does not employ a capacitor for removing a ripple in an input terminal by charging or supplementing power according to a difference in power levels between power output by a solar cell and system instantaneous power or employs a capacitor having a low capacity, and a solar power supplying apparatus including the same. The DC-AC power converting apparatus includes: a DC-AC power converting unit that switches DC power and converts the DC power into AC power; and a charging and discharging unit that charges surplus power generated in a switching operation when a power level of the DC power is higher than a power level of the AC power and discharges the charged power through the switching operation when the power level of the DC power is lower than the power level of the AC power | 2013-04-25 |
20130100718 | POWER STARTING CIRCUIT - A power starting circuit used in a DC power supply circuit has a double-pole, double-throw switch electrically connected to a positive pole of a DC power supply and controls a conducting state of the circuit. A first capacitor provides a voltage signal for a first switch circuit and controls the conducting state of the first switch circuit in a continuous charging and discharging process. The first switch circuit controls the conducting state of the DC power supply circuit. A maintaining signal input end provides a maintaining signal for the first capacitor. The power starting circuit can achieve an over discharge protection function for the control circuit. Moreover, when the switch is turned on, it can automatically switch the circuit off so as to save power if the electrical product does not need to continue to work. | 2013-04-25 |
20130100719 | CIRCUIT FOR CONTROLLING A POWER SUPPLY - A control circuit for controlling a power supply is revealed. The control circuit is used to generate a switching signal for switching the power supply. The control circuit has a detection terminal for detecting a status of the power supply. A first protection circuit is coupled to the detection terminal and to receive a first detection signal via the detection terminal, and the first protection generates a limit signal in response to the first detection signal, for limiting output of the power supply. A second protection circuit is coupled to the detection terminal and to receive a detection signal via thereto, and the second protection generates a protecting signal, for cutting off the output of the power supply, in response to the first detection signal. A phase dividing circuit is coupled to the detection terminal, the first protection circuit and the second protection circuit, and to generate the first and second detection signal in response to the level of the switching signal, for achieving that two independently adjusted protection circuit are detected by one pin of an integrated circuit (IC) to prevent the IC from increasing of the pin amount. It further reduces the occupied area of the IC. | 2013-04-25 |
20130100720 | POWER CONVERTER SYSTEMS AND METHODS OF OPERATING A POWER CONVERTER SYSTEM - A power converter system includes a converter, a DC link, an inverter, a damping circuit, and a control system. The converter includes an input to couple to a power generation unit and an output to provide a direct current (DC) DC power output. The DC link includes a capacitor coupled to the converter output. A voltage across the capacitor defines a DC link voltage. The inverter includes an input coupled to the DC link. The damping circuit is coupled between the converter and the inverter in parallel with the DC link capacitor. The damping circuit includes a normally closed switching device, and a resistor coupled in series with the normally closed switching device. The control system is coupled to the damping circuit and configured to control the normally closed switching device as a function of at least one operating parameter of the power converter system. | 2013-04-25 |
20130100721 | INVERTER DRIVING SYSTEM - Provided is an efficient inverter driving method. A pulse with very short pulse width is supplied as a primary driving pulse of a transformer, and the secondary output voltage of the transformer caused by a transient phenomenon can be enlarged several times while keeping the power source voltage for input current constant by shortening the time interval of the primary driving pulse. | 2013-04-25 |
20130100722 | THREE-DIMENSIONAL NON-VOLATILE MEMORY DEVICE, MEMORY SYSTEM INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE SAME - A 3D non-volatile memory device including a substrate that includes a first region and a second region; a pipe channel film that is formed on the substrate in the first region; a pipe gate that substantially encloses the pipe channel film; and a driving gate that is formed on the substrate in the second region and has at least one dummy pattern. | 2013-04-25 |
20130100723 | SEMICONDUCTOR MEMORY DEVICE AND DRIVING METHOD THEREOF - A semiconductor memory device in which capacitance of a capacitor is lower and integration degree is higher. A plurality of memory blocks is connected to one bit line BL_m. A memory block MB_n_m includes a sub bit line SBL_n_m, a write switch, and a plurality of memory cells. A sub bit line SBL_n+1_m adjacent to the sub bit line SBL_n_m is connected to an amplifier circuit AMP_n/n+1_m including two inverters and two selection switches. A circuit configuration of the amplifier circuit can be changed with the selection switches. The amplifier circuit is connected to the bit line BL_m through a read switch. Because of a sufficiently low capacitance of the sub bit line SBL_n_m, potential change due to electric charges of the capacitor in each memory cell can be amplified by the amplifier circuit AMP_n/n+1_m without an error, and the amplified data can be output to the bit line BL_m. | 2013-04-25 |
20130100724 | HIGH DENSITY MOLECULAR MEMORY STORAGE WITH READ AND WRITE CAPABILITIES - A memory element is provided that includes a ferromagnetic (FM) layer having one or more ferromagnetic materials. One or more first molecule layers are positioned on the FM layer where charge transfer and interface chemistry between the one or more first molecule layers and FM layer induces a magnetic moment in the one or more first molecule layers. The magnetic moment is stored in the one or more first molecule layers acting as bit information that is retained or written into the one or more first molecule layers. One or more spin-filter layers are positioned on the one or more first molecule layers. The one or more spin-filter layers are positioned on the one or more spin-filter layers to form a physical or a chemical π-dimer layer structure. | 2013-04-25 |
20130100725 | SYSTEM AND METHOD FOR MRAM HAVING CONTROLLED AVERAGABLE AND ISOLATABLE VOLTAGE REFERENCE - A memory has a plurality of non-volatile resistive (NVR) memory arrays, each with an associated reference voltage generating circuit coupled by a reference circuit coupling link to a reference line, the reference coupled to a sense amplifier for that NVR memory array. Reference line coupling links couple the reference lines of different NVR memory arrays. Optionally, different ones of the reference coupling links are removed or opened, obtaining respective different average and isolated reference voltages on the different reference lines. Optionally, different ones of the reference circuit coupling links are removed or opened, obtaining respective different averaged voltages on the reference lines, and uncoupling and isolating different reference circuits. | 2013-04-25 |
20130100726 | MULTI-LEVEL MEMORY CELL WITH CONTINUOUSLY TUNABLE SWITCHING - The present disclosure provides a data storage device that includes multi-level memory cells. The data storage device may include circuitry configured to write data to the multi-level memory cell. The write circuitry may include compliance circuitry configured to implement continuously tunable switching. The write circuitry may be configured to select a compliance mode for the switching, the compliance mode being selected from the group comprising current compliance and voltage compliance. | 2013-04-25 |
20130100727 | OVERWRITING A MEMORY ARRAY - A data storage system including a memory array including a plurality of memory devices programmable in greater than two states. A read/write control module may overwrite data in the memory array without violating a constraint during the overwrite process. The memory array may be an m×n memory array. | 2013-04-25 |
20130100728 | SEMICONDUCTOR DEVICE AND METHOD FOR FORMING THE SAME - A method for forming a semiconductor device is disclosed. An anti-fuse is formed at a buried bit line such that the area occupied by the anti-fuse is smaller than that of a conventional planar-gate-type anti-fuse, and a breakdown efficiency of an insulation film is increased. This results in an increase in reliability and stability of the semiconductor device. A semiconductor device includes a line pattern formed over a semiconductor substrate, a device isolation film formed at a center part of the line pattern, a contact part formed at both sides of the line pattern, configured to include an oxide film formed over the line pattern, and a bit line formed at a bottom part between the line patterns, and connected to the contact part. | 2013-04-25 |
20130100729 | DYNAMIC MEMORY CELL PROVIDED WITH A FIELD-EFFECT TRANSISTOR HAVING ZERO SWING - A memory cell is provided with a transistor which includes source and drain electrodes formed in a semiconductor film by respectively N-doped and P-doped areas. The transistor includes first and second devices for generating a potential barrier in the semiconductor film. The two potential barriers are shifted laterally and are opposed to the passage of the charge carriers emitted by the nearest source/drain electrode. One of the devices for generating the potential barrier is electrically connected to the gate. The other of the devices for generating the potential barrier is electrically connected to the counter-electrode. The writing of a high state is carried out by imposing on the P-doped electrode a potential higher than that of the N-doped electrode and charging the capacitor formed between the gate and the semiconductor film. The resetting of the memory cell is obtained by discharging the capacitor. | 2013-04-25 |
20130100730 | METHOD AND APPARATUS FOR WORD LINE SUPPRESSION - A memory access operation on a bit cell of a digital memory, e.g., a static random access memory (SRAM), is assisted by reducing the word line control voltage for reading and boosting it for writing, thus improving data integrity. The bit cell has cross coupled inverters for storing and retrieving a logic state via bit line connections through a passing gate transistor controlled by the word line. A level of a word line signal controlling the passing gate transistor is shifted from a first voltage value to a higher second voltage value to begin a memory access cycle. The level of the word line signal is shifted from the second voltage value to a third voltage value less than the second voltage value during the access cycle. The word line signal is maintained at the third voltage value for a time interval during the access cycle. | 2013-04-25 |
20130100731 | INDEPENDENTY-CONTROLLED-GATE SRAM - The present invention provides an IG 7T FinFET SRAM, which adopts independently-controlled-gate super-high-V | 2013-04-25 |
20130100732 | Array Structural Design of Magnetoresistive Random Access Memory (MRAM) Bit Cells - Spin Transfer Torque Magnetoresistive Random Access Memory (STT-MRAM) bit cells are disclosed. The bit cells include a source line formed in a first plane and a bit line formed in a second plane. The bit line has a longitudinal axis that is parallel to a longitudinal axis of the source line, and the source line overlaps at least a portion of the bit line. | 2013-04-25 |
20130100733 | MEMORY DEVICE AND ELECTRONIC APPARATUS - A memory device includes: a memory including a first magnetic layer having no retaining force and a second magnetic layer having a retaining force, the first magnetic layer and the second magnetic layer being stacked; a first magnet to magnetize the first magnetic layer in a first direction; and a second magnet to apply a magnetic field to a region through which the memory passes when the memory is removed and to magnetize the second magnetic layer in a second direction. | 2013-04-25 |
20130100734 | APPARATUS AND METHOD FOR TRIMMING REFERENCE CELL IN SEMICONDUCTOR MEMORY DEVICE - A method of trimming a reference cell in a semiconductor memory device comprises the steps of: generating a reference current based on a bias voltage applied to the reference cell; generating a first current and a second current based on the value of a control voltage and the resistance of a precision resistor disposed outside the semiconductor memory device; comparing the reference current with the first current; comparing the reference current with the second current; programming the reference cell if the value of the reference current is greater than that of the first current; and erasing the reference cell if the value of the reference current is less than that of the second current. The value of the second current is less than that of the first current. | 2013-04-25 |
20130100735 | Flash Memory Device and Operating Method for Concurrently Applying Different Bias Voltages to Dummy Memory Cells and Regular Memory Cells During Erasure - Integrated circuit flash memory devices, such as NAND flash memory devices, include an array of regular flash memory cells, an array of dummy flash memory cells and an erase controller. The erase controller is configured to concurrently apply a different predetermined bias voltage to the dummy flash memory cells than to the regular flash memory cells during an erase operation of the integrated circuit flash memory device. Related methods are also described. | 2013-04-25 |
20130100736 | MAPPING BETWEEN TWO BUSES USING SERIAL ADDRESSING BITS - A solution is provided to flexibly choose a combination of flash memory devices to reduce the overall cost of the flash memory devices or increase the overall utilization of the flash memory devices, while satisfying the capacity requirements for the flash memory devices in a system design, wherein a decoding unit is used for determining which flash memory devices will be accessed and re-mapping incoming serial addressing bits, for accessing one flash memory device, into an outgoing serial addressing bits for accessing another flash memory device. | 2013-04-25 |
20130100737 | NONVOLATILE MEMORY DEVICE AND RELATED METHOD OF OPERATION - A nonvolatile memory comprises a memory block having memory cells stacked in a three dimensional structure. The nonvolatile memory device performs an erase operation to erase a selected sub block among sub blocks of the memory block, a verification operation to determine whether program states of memory cells of an unselected sub block of the memory block have changed as a consequence of the erase operation, and a reprogramming operation to reprogram at least a portion of the unselected sub block upon determining that at least one of the program states have changed as a consequence of the erase operation. | 2013-04-25 |
20130100738 | THREE-DIMENSIONAL NONVOLATILE MEMORY DEVICES - A three-dimensional (3-D) nonvolatile memory device includes channel layers protruded from a substrate, word line structures configured to include word lines stacked over the substrate, first junctions and second junctions formed in the substrate between the word line structures adjacent to each other, source lines coupled to the first junctions, respectively, and well pickup lines coupled to the second junctions, respectively. | 2013-04-25 |
20130100739 | SEMICONDUCTOR DEVICE - The present invention provides a semiconductor device having a nonvolatile memory function capable of shortening an erase time and executing data access efficiently. When, under the control of a command register/control circuit, an erase voltage is applied to an embedded erase gate wiring disposed in a memory cell boundary region, and an electrical charge is transferred between a floating gate and an embedded erase gate to thereby perform an erase operation, a read selection voltage is applied to a memory gate line and an assist gate line during the application of the erase voltage to thereby carry out the reading of data. | 2013-04-25 |
20130100740 | Compact Sense Amplifier for Non-Volatile Memory Suitable for Quick Pass Write - A compact and versatile sense amp is presented. Among its other features this sense amp arrangement provides a way to pre-charge bit lines while doing data scanning. Another feature is that the sense amp circuit can provide a way to set three different bit line levels used in the quick pass write (QPW) technique using dynamic latch, where quick pass write is a technique where cells along a given word line selected for programming can be enabled, inhibited, or partially inhibited for programming. Also, it can provide a convenient way to measure the cell current. | 2013-04-25 |
20130100741 | 3-D NONVOLATILE MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME, AND MEMORY SYSTEM INCLUDING THE 3-D NONVOLATILE MEMORY DEVICE - A three-dimensional (3-D) nonvolatile memory device includes vertical channel layers protruded from a substrate, interlayer insulating layers and memory cells, which are alternately stacked along the vertical channel layers, and select transistors including planar channel layers, each contacted with at least one of the vertical channel layers and being parallel to the substrate, and gate insulating layers formed over the planar channel layers. | 2013-04-25 |
20130100742 | NONVOLATILE MEMORY DEVICE - A nonvolatile memory device is provided. The device may include a plurality of cell strings that are configured to share a bit line, word lines, and selection lines. Each of the cell strings may include a plurality of memory cells connected in series to each other and a string selection device controlling connections between the memory cells and the bit line, and the string selection device may include a first string selection element with a first threshold voltage and a second string selection element connected in series to the first string selection element and having a second threshold voltage different from the first threshold voltage. At least one of the first and second string selection elements may include a plurality of switching elements connected in series to each other. | 2013-04-25 |
20130100743 | METHOD FOR OPERATING A SEMICONDUCTOR STRUCTURE - A method for operating a semiconductor structure is provided. The semiconductor structure includes a first conductor extending in a first direction, a second conductor extending in a second direction different from the first direction, and a dielectric layer between the first conductor and the second conductor. The method for operating the semiconductor structure comprises following steps. A current is provided to flow in the first direction in the first conductor. | 2013-04-25 |
20130100744 | Compact Sense Amplifier for Non-Volatile Memory - A compact and versatile sense amp is presented. Among its other features this sense amp arrangement provides a way to pre-charge bit lines while doing data scanning. Another feature is that the sense amp circuit can provide a way to set three different bit line levels used in the quick pass write (QPW) technique using dynamic latch, where quick pass write is a technique where cells along a given word line selected for programming can be enabled, inhibited, or partially inhibited for programming. Also, it can provide a convenient way to measure the cell current. | 2013-04-25 |
20130100745 | Method and Apparatus of Performing An Erase Operation On A Memory Integrated Circuit - Various discussed approaches include an improved grouping of edge word lines and center word lines of an erase group during erase verify and erase sub-operations of an erase operation. In another approach, changed voltage levels of edge word lines to address the over-erase issue of the erase group, and also improve erase time performance. Another approach uses dummy word lines. | 2013-04-25 |
20130100746 | METHODS AND APPARATUS OF STACKING DRAMS - Large capacity memory systems are constructed using stacked memory integrated circuits or chips. The stacked memory chips are constructed in such a way that eliminates problems such as signal integrity while still meeting current and future memory standards. | 2013-04-25 |
20130100747 | SEMICONDUCTOR MEMORY DEVICE AND METHOD OF OPERATING THE SAME - A semiconductor memory device includes a memory cell array having memory cells coupled to a plurality of word lines and a peripheral circuit group configured to supply a pass voltage to unselected word lines among the plurality of word lines, wherein the peripheral circuit group stepwise raises the pass voltage supplied to the unselected word lines to a target level. | 2013-04-25 |
20130100748 | SEMICONDUCTOR MEMORY DEVICE AND METHOD FOR DRIVING THE SAME - In a conventional DRAM, data read errors are more likely to occur along with miniaturization of DRAM. A small change in the potential of a first bit line is inverted by a first inverter constituted by an n-channel transistor and a p-channel transistor, and is output to a second bit line through a first selection transistor, which is a first switch. Since the potential of the second bit line is the inverse of the potential of the first bit line, the potential difference between the first bit line and the second bit line is increased. The increased potential difference is amplified by a known sense amplifier, a flip-flop circuit composed of the first inverter and a second inverter (constituted by an n-channel transistor and a p-channel transistor), or the like. | 2013-04-25 |
20130100749 | NANO-SENSE AMPLIFIER - A sense amplifier for a series of cells of a memory, including a writing stage comprising a CMOS inverter, the input of which is directly or indirectly connected to an input terminal of the sense amplifier, and the output of which is connected to an output terminal of the sense amplifier intended to be connected to a local bitline addressing the cells of the series, and a reading stage that includes a sense transistor, the gate of which is connected to the output of the inverter and the drain of which is connected to the input of the inverter. | 2013-04-25 |
20130100750 | SEMICONDUCTOR DEVICE - Disclosed is a semiconductor device which is intended to reduce the total number of storage element blocks that constitute a desired logic circuit. The semiconductor device includes N address lines (N is an integer equal to two or more), N data lines, and a plurality of storage sections. Each of the storage sections includes an address decoder for decoding an address supplied via the N address lines to output a word select signal to word lines; and a plurality of storage elements which are connected to the word lines and the data lines, each store data that constitute a truth table, and input or output the data via the data lines in accordance with the word select signal supplied via the word lines. The semiconductor device is adapted such that the N address lines for the storage sections are connected to the respective data lines of other N ones of the storage sections, while the N data lines for the storage sections are connected to the respective address lines of other N ones of the storage sections. | 2013-04-25 |
20130100751 | PRECHARGE SIGNAL GENERATION CIRCUIT, SEMICONDUCTOR DEVICE INCLUDING THE SAME, AND METHOD FOR GENERATING PRECHARGE SIGNAL - A precharge signal generation circuit includes a control signal generation unit configured to activate a control signal in response to a read command or write command and a precharge signal generation unit configured to use a clock signal in a period when the control signal is activated to activate a precharge signal at a time point when a delay time passes from an input of the read command or the write command to precharge signal generation circuit. | 2013-04-25 |
20130100752 | METHOD OF RESTORING RECONSTRUCTED MEMORY SPACES - A method of restoring reconstructed memory spaces is applied for restoring usable memory spaces in an inked die to form the memory with a standardized or non-standardized memory capacity. The method comprises the steps of scanning at least one selected from a block, a page and a cell in a die (or a memory unit), and writing/reading/comparing testing data in each selected area for labeling the block, page and cell as normal and abnormal in each area. The aforementioned steps are executed in a loop to achieve the effects of scanning and testing the die completely, using the configured and collected area labeled as normal to reconstruct the memory with the standardized or non-standardized memory capacity, and providing the memory to any controller or server to access the memory capacity. | 2013-04-25 |
20130100753 | DATA TRANSMISSION CIRCUIT AND SEMICONDUCTOR APPARATUS USING THE SAME - A data transmission circuit includes a read data transmission unit configured to, when a read signal is asserted, detect and amplify a voltage level of a first data line, transmit an amplified voltage level to a second data line, and substantially prevent a voltage level of the second data line from being amplified to be substantially equal to or more than a preset voltage level, and a write data transmission unit configured to transmit the voltage level of the second data line to the first data line when a write signal is asserted. | 2013-04-25 |
20130100754 | NON-VOLATILE SEMICONDUCTOR MEMORY DEVICE AND METHOD OF READING DATA THEREOF - A memory string includes a semiconductor layer, a charge accumulation layer, and a conductive layer. The semiconductor layer extends in a direction perpendicular to the semiconductor substrate and functions as a body of a memory cell. The charge accumulation layer may accumulate charges. The conductive layer sandwiches the charge accumulation layer with the semiconductor layer, and functions as a gate of the memory cell. The control circuit performs, before a read operation, a refresh operation of rendering the selected memory cell and a non-selected memory cell conductive to conduct a current from a first end to a second end of the memory string. | 2013-04-25 |
20130100755 | SEMICONDUCTOR MEMORY DEVICE IMPLEMENTING COMPREHENSIVE PARTIAL ARRAY SELF REFRESH SCHEME - A semiconductor memory device performing a comprehensive partial self refresh (CPSR) scheme, in which a CPSR operation of not performing a self refresh operation on the segments included in each bank is disclosed. The semiconductor memory device includes a mask information register configured to generate mask information by storing information indicating a bank and a segment on which the self refresh operation is not performed; and a mask operation circuit configured to not perform the self refresh operation on the segments of each of the banks in response to the mask information. The semiconductor memory device efficiently performs a refresh operation according to user convenience and supports lower power consumption. | 2013-04-25 |
20130100756 | ELECTRICAL FUSE MEMORY ARRAYS - A mechanism of reconfiguring an eFuse memory array to have two or more neighboring eFuse bit cells placed side by and side and sharing a program bit line. By allowing two or more neighboring eFuse bit cells to share a program bit line, the length of the program bit line is shortened, which results in lower resistivity of the program bit line. The width of the program bit line may also be increased to further reduce the resisivity of program bit line. Program bit lines with low resistance and high current are needed for advanced eFuse memory arrays using low-resistivity eFuses. | 2013-04-25 |
20130100757 | Dual-Port Memory and a Method Thereof - A dual-port memory is provided. The dual-port memory includes a first single-port memory and a second single-port memory. The first single-port memory is configured to store data in an even address of the dual-port memory. The second single-port memory is configured to store data in an odd address of the dual-port memory. The dual-port memory simultaneously performs a read operation to read data from the odd address and a write operation to write data into the even address. The dual-port memory simultaneously performs a read operation to read data from the even address and a write operation to write data into the odd address. | 2013-04-25 |
20130100758 | LOCAL WORD LINE DRIVER - A memory circuit with a word line driver and control circuitry is disclosed. The word line driver receives a first voltage reference signal, a second voltage reference signal, and an input signal. The word line driver has an output coupled to a word line. The control circuitry is configured to deselect the word line by applying the input signal to the input of the word line driver. For example, in a program operation the word line is deselected to indicate that the word line is not programmed, and another word line is selected to be programmed. During an operation in which the word line is deselected and another word line is selected, the word line discharges through both of a first p-type transistor and a first n-type transistor of the word line driver. | 2013-04-25 |