35th week of 2012 patent applcation highlights part 25 |
Patent application number | Title | Published |
20120218729 | MICROSHIELD ON STANDARD QFN PACKAGE - Shielded electronic packages may have metallic lead frames to connect an electromagnetic shield to ground. In one embodiment, a metallic lead frame of the electronic package and a surface of the metallic lead frame defines a component area for attaching an electronic component. The metallic lead frame includes a metallic structure associated with the component area that may have a grounding element for connecting to ground and one or more signal connection elements, such as signal leads, for transmitting input and output signals. The electromagnetic shield connects to the metallic lead frame to safely connect to ground while maintaining the signal connection elements isolated from the shield. | 2012-08-30 |
20120218730 | SEALING STRUCTURE - In a sealing structure, an elongated projecting portion is formed on an outer circumferential surface of a holder in a position forward in an inserting direction of the holder than an annular packing, the elongated projecting portion projects than the annular packing in a radial direction of the holder, a recess portion is formed on an inner circumferential surface of an opening portion of the holder so that the elongated projecting portion is inserted therein, and the recess portion has such a depth that the annular packing is pressed by the inner circumferential surface of the opening portion in a state where the elongated projecting portion is inserted into the recess portion. | 2012-08-30 |
20120218731 | HEAT SOURCE UNIT - According to one embodiment, a heat source unit apparatus includes an electric component box that is disposed in a housing, a power supply cable and a communication cable being inserted into the electric component box from an outside of the housing, a metallic electric cable cover member that is interposed between the electric component box and the housing, a power supply cable hole and a communication cable hole being made in one side surface of the housing, the power supply cable and the communication cable being covered with a cable cover member, and a partition plate that is provided in the cable cover member to partition the electric cable cover member into a region where the power supply cable is accommodated and a region where the communication cable is accommodated. | 2012-08-30 |
20120218732 | ELECTRONIC DEVICE - According to one embodiment, an electronic device includes a first housing, a connection portion, a second housing, and an engagement mechanism. The first housing includes a first edge and a first display screen. The connection portion is connected to the first edge to be rotatable about a first rotation axis. The second housing includes a second edge connected to the connection portion to be rotatable about a second rotation axis parallel to the first rotation axis and extending along the first edge and a second display screen capable of facing the first display screen. The engagement mechanism prevents the first housing and the second housing from being displaced in a direction crossing the first rotation axis and the second rotation axis in the state where the first display screen and the second display screen face each other. | 2012-08-30 |
20120218733 | Electrostrictive Resonance Suppression for Tunable Capacitors - A multi-layered capacitor includes three or more capacitor layers. A first layer includes a first DC-biased, tunable capacitor. A second layer, acoustically coupled to the first layer, includes a second DC-biased, tunable capacitor. A third layer, acoustically coupled to the second layer, includes a third DC-biased, tunable capacitor. Each dielectric of the first, second, and third capacitors has a resonance of about the same frequency, within 5%, and inner electrodes of the first, second, and third capacitors have a resonance of about the same frequency, within 5%. The resonance of each layer is a function of at least thickness, density, and material. The first, second, and third layers are biased to generate destructive acoustic interference, and the multi-layer capacitor is operable at frequencies greater than 0.1 GHz. | 2012-08-30 |
20120218734 | Packing Member - A packing member is provided in which waterproofness is achieved and electromagnetic waves are blocked. The packing member has: a first member; and a second member for covering at least a part of the surface of the first member. The first member is composed of a material having a larger elastic deformability than the second member. The second member is composed of a composite material containing electrically conductive substance and is electrically connected to the surface of a base on which the first member is mounted. | 2012-08-30 |
20120218735 | MEDICAL LUMINAIRE HAVING A LUMINOPHORE LAYER - A medical light for illuminating fluorescent areas. The medical light including: at least one light-emitting diode with at least one luminophore layer for converting short-wave light into broad-band light; and a control device for controlling illumination from the at least one light-emitting diode, wherein the control device controls a ratio between converted and unconverted light and the converted and unconverted light are emitted over a common light guide. | 2012-08-30 |
20120218736 | LIGHT EMITTING COMPOSITE WITH PHOSPHOR COMPONENTS - Disclosed herein are phosphor compositions having high gadolinium concentrations. Some embodiments include a thermally stable ceramic body comprising an emissive layer, wherein said emissive layer comprises a compound represented by the formula (A | 2012-08-30 |
20120218737 | LIGHTING APPARATUS - A lighting apparatus includes a base unit and a light emitting unit. The light emitting unit includes a substrate, a light emitting device and a reflective layer. The substrate is provided around a first axis which is along a direction from the base unit toward the light emitting unit. The substrate includes a portion having a tubular configuration opening downward from above. The tubular portion includes a plurality of light emission side surfaces disposed alternately around the first axis with a plurality of reflection side surfaces. The light emitting device is provided on each of the plurality of light emission side surfaces. The reflective layer is provided on each of the plurality of reflection side surfaces. The reflective layers are configured to reflect at least a portion of light emitted from the light emitting devices. | 2012-08-30 |
20120218738 | LIGHTING ASSEMBLY AND LIGHT MODULE FOR SAME - A lighting assembly that has a light fixture and an LED light module is provided. One or more resilient members generate an axial force when the LED light module is removably coupled to the light fixture to thereby exert a force on the LED light module to resiliently maintain the LED light module in resilient contact with the light fixture or socket of the light fixture to thereby thermally couple the LED light module to the light fixture or socket of the light fixture. One or both of the LED light module and light fixture have one or more engaging members, and one or both of the LED light module and the light fixture have one or more slots configured to removably receive the one or more engaging members therein when coupling the LED light module to the light fixture. | 2012-08-30 |
20120218739 | OPTOELECTRONIC COMPONENT AND ILLUMINATION DEVICE - An optoelectronic component has optically active region, with the optically active region comprising at least one semiconductor chip which is provided for generating electromagnetic radiation, and comprising a beam-forming element through which at least a portion of the electromagnetic radiation which is emitted from the semiconductor chip in operation passes and which has an optical axis, and with the optically active region having quadrant symmetry with respect to a coordinate system which is perpendicular to the optical axis. An illumination device has an optoelectronic component such as this. | 2012-08-30 |
20120218740 | Illumination Instrument for an Infusion Pump - Some embodiments of an infusion pump system may include an illumination instrument that provides the user with an opportunity to illuminate and inspect a targeted location. The illumination instrument can be useful in situations where the ambient lighting is insufficient for the user's inspection needs (e.g., during the night, during presentation or movie in which the lighting is low, or the like). In some embodiments, illumination instrument can be employed to visually inspect one or more components of the pump system, the infusion set, or a combination thereof. | 2012-08-30 |
20120218741 | FORWARD MOUNTED RAIL AND ASSOCIATED LIGHTING DEVICE - The present invention is a mounting apparatus for forward illumination devices on firearms, particularly long guns. The invention is mounted on the forward sight mount of a firearm and positions a mounting rail below said sight but above the barrel of the firearm, thereby positioning a light source, or any other device, unobtrusively along the line of sight of the user. Various devices may be mounted in this manner, including pointing devices and illumination devices. In order to provide greater control of the device to the user, power and control switches may be mounted behind the mounting device and closer to the stock, hand guard or grip of the weapon. | 2012-08-30 |
20120218742 | LIGHTING UNIT FOR LIGHTING AIRFIELDS - The invention relates to a lighting unit for lighting airfields on an airport, in particular for delivering signals to an airplane. It comprises a light source, which has at least one light-emitting diode for generating light to be emitted, electrical components for supplying and actuating the light source, optical components for influencing the light generated by the light source, and an outer housing for receiving the light source and the electrical and optical components, which has a light exit opening through which light influenced by the optical components exits. According to the invention, the light source is arranged with the electrical and optical components in a cassette module closed in a gas-tight manner. Said module is integrated in the outer housing, wherein the outer housing is likewise closed in a gas-tight manner, so that the components disposed in the cassette module have double sealing protection. | 2012-08-30 |
20120218743 | LIGHTING APPARATUS - A lighting apparatus includes a case, a power source unit, and a light emitting unit. The case has a side portion provided around a first axis parallel to a direction from the power source unit toward the light emitting unit. The side portion has a first portion and a second portion disposed around a central axis parallel to the first axis. The first portion has a long distance to the central axis. The second portion has a short distance to the central axis. An end portion of an inner surface of the second portion is configured to have at least one selected from a portion perpendicular to the central axis and a portion has a recessed configuration with respect to the central axis when the inner surface is cut by a cross-section perpendicular to the central axis. | 2012-08-30 |
20120218744 | FLASHLIGHT WITH LIGHT FOCUSING SYSTEM - A flashlight includes a housing having a hollow interior bound by a chamber wall having opposed inner and outer surfaces, a lens carried by the housing opposing the hollow interior, a light source supported by a light source support in the hollow interior, and a focusing assembly for moving the light source relative to the lens in a longitudinal motion including a button slidably arranged on the outer surface of the chamber wall in magnetic communication with an opposed sliding member connected to the light source support in the hollow interior and which is slidably arranged on the inner surface of the chamber wall. | 2012-08-30 |
20120218745 | LED LAMP - An LED lamp includes a lamp body, a pair of holders received in the lamp body, a circuit board with a number of LEDs, and a pair of connectors. The circuit board is received in the lamp body but spaced from insides of the lamp body. The opposite ends of the circuit board are fixed to the holders correspondingly. The connectors are fixed to the holders and abut against opposite ends of the lamp body. | 2012-08-30 |
20120218746 | Energy saving undercabinet lighting system using light emitting diodes - The present invention relates to an undercabinet lighting system including a low profile switch mode power supply contained in a special electrical junction box and use Light Emitting Diodes with long life. The system is powered by a high energy efficient switch mode power supply with low power consumption. The height if this lighting system is very close to half of one inch or less. The transparent diffuser is positioned over the Light Emitting Diodes for uniform illumination over a desired area. These luminaries can be ganged or linked by direct mating connectors. | 2012-08-30 |
20120218747 | COMPACT LIGHT MIXING ILLUMINATOR, UTILIZING THE FOURIER TRANSFORM OF PATTERNED SOLID-STATE SURFACE LIGHT EMITTING ARRAYS - One embodiment of the invention is directed to a light mixing illuminator for illuminating an object, comprising an array of light emitting elements wherein at least some of the elements emit light of different wavelengths. An optical device is employed that focuses the light from the elements to a Fourier plane of the device, wherein the light emitting elements are arranged so that at least the zero spatial frequency components of light of the different wavelengths from the elements substantially overlap in a region at the Fourier plane. An objective is used to project the region onto the object. A mask is used that selectively blocks some of spatial frequency components of light from the elements without blocking the zero spatial frequency components of light from reaching the object. | 2012-08-30 |
20120218748 | LED LIGHT BULB - The alleged invention is directed to a LED light bulb capable of being installed in a light fixture/housing, the LED light bulb comprising a main body having a first end and a second end, at least one LED disposed within the second end of the main body, an electrical connector disposed at the second end of the main body and an adjustment member provided for adjusting the position of the second end of the main body with respect to a rim defining an opening in the light fixture/housing. | 2012-08-30 |
20120218749 | LIGHTING-EMITTING DEVICE - A light-emitting device including a substrate and a plurality of the semiconductor light-emitting diode dice having dominant wavelengths between 440 nm and 490 nm is disclosed. The semiconductor light-emitting diode dice are disposed on the substrate and electrically connected to the substrate. The difference in the wavelength of the semiconductor light-emitting diode dice between the maximum dominant wavelength and the minimum dominant wavelength is at least 10 nm and the average dominant wavelength is between 450 nm and 470 nm. Therefore, by the above arrangement, it not only homogenizes the light emitted from the light-emitting device of the present invention, but also depletes the surplus stocks of the semiconductor light-emitting diode dice on the production line. | 2012-08-30 |
20120218750 | PLANT GROWTH LIGHTING DEVICE AND METHOD - Embodiments described herein provide systems and methods for promoting plant growth that combine beam angle control with spectral control. In one embodiment, an optical device can be configured to emit multiple colors of light at particular wavelengths. The optical device may also be configured to generate an emission spectrum with multiple peaks. The spectrum can be selected based on stimulating biological processes of a plant. | 2012-08-30 |
20120218751 | LED area light fixture - An LED area light fixture for street, roadway or large area illumination including upper and lower, elongated, substantially semi-cylindrical, metallic shells spaced from and attached to each other wherein the upper shell is configured from a plurality of elongated, rectangular, angled strips with a plurality of elongated, rectangular PCB strips attached thereto and a plurality of linearly spaced high intensity LEDs embedded in each of the PCB strips and wherein the lower shell has a plurality of openings therein. A plurality of light diffusing lenses and light focusing cones are positioned in alignment with and between the LEDs and openings in the lower shell for providing uniform illumination below the LED light fixture. A heat conductive means is made integral with the PCB strips and the metallic upper shell in order to dissipate the heat generated by the high intensity LEDs during operation of the LED area light fixture. | 2012-08-30 |
20120218752 | LIGHT SOURCE MODULE AND OPTICAL MEMBER - A light source module includes: a light source; a lighting curtain that partially blocks light from the light source; and a reflective layer that is provided on the lighting curtain and that has a planar shape smaller than the lighting curtain. | 2012-08-30 |
20120218753 | ELECTRONIC DISPLAY - An apparatus includes a first electronic display, a second electronic display generally parallel to and facing away from the first electronic display, and a bracket. The first electronic display is mounted to a first side of the bracket and the second electronic display is mounted to a second side of the bracket. The bracket is dimensioned to extend across a width of a top arm of a basketball hoop stanchion such that the first electronic display at least partially covers a first side of the top arm and the second electronic display at least partially covers a second side of the top arm. | 2012-08-30 |
20120218754 | SIGNALING SYSTEM HAVING IMPROVED CONTRAST RATION - The invention relates to a signaling system comprising at least one light-emitting device ( | 2012-08-30 |
20120218755 | LED Lamp Having a Cooling Body - The invention relates to an LED lamp (L), having a light-emitting means with at least one LED, and a heat sink (K | 2012-08-30 |
20120218756 | Lighting Device Comprising a Bulb - A lighting device ( | 2012-08-30 |
20120218757 | LIGHTING APPARATUS USING LIGHT EMITTING DIODES - Provided is a lighting apparatus using light emitting diodes (LEDs) having a lateral heat radiation unit structure that can maximize heat radiation effect by employing an air vent structure causing atmospheric pressure difference between both side ends of an air circulation path. The lighting apparatus comprising a housing having a power supply accommodation space therein, a heat radiation unit that comprises an LED module accommodation groove that is installed on the top of the housing and having at least one inclined surface or mounting surface on which the LED module is mounted, and a number of fins that are formed on the outer circumferential surface of the LED module accommodation groove, an air circulation path that is lengthily formed between the housing and the heat radiation unit. | 2012-08-30 |
20120218758 | ILLUMINATION DEVICE - An illumination device includes a base, a plurality of light source modules and a power module. The base includes a first connection portion and a second connection portion. The first connection portion is configured for mounting a supporting structure. Each of the light source modules includes a main plate and a lamp. The lamp is mounted on a mounting plate of the main plate. The lamp includes a plurality of light emitting diodes. A connection block is defined on an opposite surface of the mounting plate. The power module is electrically coupled to the light emitting diodes of the lamp. The connection block of each of the light source modules is fixed to the second connection portion of the base after the connection block is slid on the second connection portion to reach a predetermined position. | 2012-08-30 |
20120218759 | DECORATIVE LIGHTS RETAINING CLIP - A clip for quickly hanging strings of decorative lights with magnetic base lamp sockets on a home or building. The clip has a ferrous metal base with a hole in the center and a plurality of spaced-apart retaining tabs around the perimeter of the base extending a predetermined distance away from the base. Each of the plurality of spaced-apart retaining tabs has a groove on each side of the tabs to reduce weight. The clip is attached to wood with a screw or a nail or attached to metal or glass with a glue, epoxy or double sided adhesive tape. | 2012-08-30 |
20120218760 | LED UNIT AND ILLUMINATION APPARATUS USING SAME - An LED unit includes a plate-shaped base; a light-emitting device placed on a surface of the base and having one or more LED chips; and a cover mounted to the base at a location above a front side of the light-emitting device and having a function to transmit light emitted from the light-emitting device. The base has on the surface thereof an annular groove for receiving a seal therein, and the cover has on a surface thereof directed to the base an annular protruding part, the annular protruding part being inserted into the annular groove to seal the base and the cover through the seal. A distance between the protruding part and the groove in a width direction of the groove is shorter in a section of the groove than the other sections of the groove. | 2012-08-30 |
20120218761 | THREE-DIMENSIONAL LIGHTING STRUCTURE UTILIZING LIGHT ACTIVE TECHNOLOGY - A structure and method for three-dimensional lighting using light active technology. The structure has one or more sheets of light active material, with each sheet having lighting elements. The structure additionally has one or more folding elements along which the sheets of light active material are foldable to create a three-dimensional lighting structure having a center element located at a back side of the three-dimensional lighting structure. A power supply element can then be used to provide power to the lighting elements. A fastening element fastens together the sheets of light active material at fastening points to retain the three-dimensional lighting structure created by folding the one or more sheets of light active material. The three-dimensional lighting structure may be attached to a surface by attaching the center element directly to the surface or by attaching the center element to a substantially rigid backing that attaches to the surface. | 2012-08-30 |
20120218762 | LED Molded Tree Branches with Blossoms - A decorative tree having a trunk, a plurality of individual limbs, and controlling electronics. Each individual limb has a molded branch and a plurality of lamp stems. Each lamp stern has an anode lead and a cathode lead, each electrically connected to an LED. The controlling electronics are electrically connected to each cathode lead and anode lead, and they provide an operating signal to the LED. | 2012-08-30 |
20120218763 | Wavelength Conversion Light Source Device - A device is provided with a semiconductor gain medium ( | 2012-08-30 |
20120218764 | LED light fixture assemblies for general use - The assembly comprises a reflector housing subassembly incorporating a shell having a surface area for heat dissipation and a LED light source providing a prerequisite lumen output. A correlation of the surface area and the lumen output with a thickness of the shell, made generally of aluminum alloy, allows the shell to function as a heat sink. In the case of a conventional 6 in Pot Light, the assembly includes a reflector made of aluminum alloy with a gauge thickness of 1.5-1.63 mm. The LED light source is supplied by a 12 W power. For a parking garage area lightening assembly, a reflector with a bottom opening of 13 in×13 in and made of aluminum alloy with a gauge thickness of 1.5-1.63 mm is used. The LED light source has at least 2000 lumens and operates at least at 40 W. | 2012-08-30 |
20120218765 | LIGHT EMITTING DEVICE - A light emitting device comprises: a surface light source for a surface-emission; a CPC lens having a light receiving surface, a side reflective surface, and a light emitting surface, the light receiving surface receiving a part of light from the surface light source, the side reflective surface reflecting the light from the light receiving surface, and the light emitting surface facing the light receiving surface and emitting the light; and a reflector containing the surface light source and the CPC lens, and having a concaved reflective surface for reflecting forward the light deviating the light receiving surface from the surface light source, wherein a ratio of a illumination area of the surface light source to an area of the light receiving surface of the CPC lens is not less than 0.63 and not more than 2.93. | 2012-08-30 |
20120218766 | LIGHT SIGNAL TRANSMITTER AND LIGHT RECEIVER FOR AN OPTICAL SENSOR - A light signal transmitter and a light receiver for an optical sensor may be used for an industrial automation system. The light signal transmitter has a semiconductor-based light source for generating light. The semiconductor-based light source is disposed in an installation space between outer layers of a multi-layer circuit board. The light emission direction of the semiconductor-based light source is oriented substantially parallel to the layers of the printed circuit board. A deflection unit deflects the light emitted by the semiconductor-based light source in a direction substantially perpendicular to the layers of the printed circuit board. In the case of the light receiver, a light sensor is provided in place of the light source. Such optical sensors can be designed in a particularly flat and installation-friendly manner. | 2012-08-30 |
20120218767 | Light Fixture With Rotatable Beam Framing - The present invention relates to a framing system for delimiting a light beam. The framing system comprises a base support rotatable supporting a frame support. The frame support comprises:
| 2012-08-30 |
20120218768 | LIGHTING APPARATUS - According to one embodiment, a lighting apparatus includes a board, a base, a globe, a housing, and a cap part. The board is provided with a light emitting element to emit light. The board is thermally connected to the base. The globe is provided on the base to cover the light emitting element. The globe includes a maximum diameter part in which an external diameter of the globe is maximum. The housing is thermally connected to the base. The housing includes a cylindrical radiator through which air flows. The cap part is attached to the housing. One end part of the radiator is located between the cap part and the maximum diameter part. | 2012-08-30 |
20120218769 | LED light module - An LED light module for attachment to the outer end of a support arm extending from a support pole is disclosed. The LED light module includes a case having a clamp assembly secured thereto which is adapted to be clamped onto the outer end of the support arm. A module consisting of an LED panel, heat sink and power supply is selectively removably secured to the case as a unit or module so that the unit or module may be inserted into the case as a single unit or removed from the case as a single unit. The heat sink of the invention is comprised of a pair of heat sink members secured together. The power supply is secured to the heat sink at one end thereof with the LED panel secured to the bottom of the heat sink. | 2012-08-30 |
20120218770 | Easily Maintainable Lamp Connection Device - The present invention relates to an easily-maintainable lamp connection device. The device comprises a lamp body, a front head arranged at the opening end of the lamp body, and a moveable link rod provided between the lamp body and the front head, which is able to slide freely; a stationary ring positioned firmly at the opening end of the lamp body with having a gap between said stationary ring and the inside wall of the lamp body; the rod body of moveable link rod is arranged with going through said gap, after assembling, the upper end of the moveable link rod located inside of lamp body has a stopper whose size is bigger than that of said gap, and the lower end of moveable link rod located inside of front head is hinge jointed with the hinge mechanism inside of the front head. | 2012-08-30 |
20120218771 | SOLAR POWER BICYCLE LIGHT ASSEMBLY COOPERATED WITH ALKALINE BATTERY - A bicycle light assembly includes a case having a light unit connected to a front end thereof and a solar panel is connected to a top of the case. Multiple batteries are received in the case and electrically connected with the solar panel. A connection unit is connected to an underside of the case and connected to a handlebar of a bicycle. The solar panel absorbs the solar energy which is transferred into electric power to be stored in the batteries such that the batteries have longer life of use. | 2012-08-30 |
20120218772 | LIGHTING UNIT - A lighting unit including a lens body can achieve luminous flux utilization efficiency equal to or greater than a conventional lighting unit even with a reduced width of the lens body. A vehicle lighting unit can be constituted by a plurality of the lighting units. The lighting unit can include an LED light source, and a lens body disposed in front of the LED light source so that light emitted from the LED light source can be incident thereon. The lens body can include a lens portion configured to receive the light from the LED light source to collect the light, a front surface including the lens portion, a rear surface opposite to the front surface, a first end surface functioning as a light exiting surface having a substantially rectangular shape greater in width than in thickness, and a second end surface opposite to the first end surface. | 2012-08-30 |
20120218773 | SEMICONDUCTOR LUMINAIRE - A semiconductor luminaire includes a carrier; an optoelectronic semiconductor chip mounted on the carrier, the semiconductor chip emitting ultraviolet or visible radiation; a luminaire housing not covering the semiconductor chip in a direction of main emittance; an optical cover placed downstream of the semiconductor chip in a direction of mails emittance: and an index matching layer located between the semiconductor chip mid the optical cover, wherein the optical cover provides a radiation exit surface of the luminaire, and wherein radiation running along the direction of main emittance from the semiconductor chip to the radiation exit surface solely propagates in solid or liquid materials. | 2012-08-30 |
20120218774 | Led light bulb - The LED bulb includes a body in the shape of a standard domestic light bulb and has a base which can be screwed into a standard AC receptacle. The bulb comprises a plurality of cooling fins made of aluminum and cast to form the outer surface of the light bulb. A central opening extends axially through the bulb with the interior edges of the cooling fins forming the interior periphery of the opening. The bulb thus provides two cooling air flow paths. A heat sink for supporting a circuit board carrying the LEDs is cast together with the fins. The bulb may be connected in any orientation and still retain its same cooling characteristics. A lens faceted circular surface also having a central opening disperses the photons in an overlapping manner to provide a uniform alighted area even though the bulb has a central opening. | 2012-08-30 |
20120218775 | VEHICULAR LAMP - Disclosed is a vehicular lamp with a light guide that extends along a curve which becomes a convexed shape forwardly. A first area of the light guide positioned on an inner peripheral side of the curve is configured by a plane that extends in a direction inclined toward a left end surface side with respect to a second area other than first area. As a result, light which is incident on the light guide from the first area to which light from an LED is emitted is largely refracted forwardly to prevent the light from directly reaching a reflection element positioned in the vicinity of the right end surface. In addition, point light is prevented from being generated as the light totally reflected by the reflection element is extremely brighter than the light that is totally reflected by another reflection element as in the related art. | 2012-08-30 |
20120218776 | COMPOSITE COLOR SEPARATION SYSTEM - A color separation system is disclosed, which comprises: a wavelength distribution module, a light guide module and a light splitting module. The wavelength distribution module includes at least one lighting unit and at least one lens unit, in which each lighting unit emits at least two beams of different wavelengths. The plurality of beams is directed to enter the lens unit before it is discharged out of the wavelength distribution module. After that, the plural beams from the wavelength distribution module enters the light guide module. The portion of those beams that are being absorbed, while the portion of those beams being discharged out of the light guide module and then enter the light splitting module. The light splitting module is functioned for splitting the plural beams. | 2012-08-30 |
20120218777 | Light Source Module, LED Receiver and Backlight Device - A light source module is disclosed. The light source module comprises a light emitting diode (LED) and an LED receiver. The LED is provided with a locating element on a side surface thereof. The LED receiver has a receiving portion, and a snap-fitting structure is disposed on a side surface of the receiving portion to mate with the locating element so that the LED can be located in the receiving portion of the LED receiver. An LED receiver and a backlight device are also disclosed. The light source module and the LED receiver of the present invention allow for optimization of the assembling process of the LED. | 2012-08-30 |
20120218778 | DISPLAY ELEMENT AND DISPLAY DEVICE - According to one embodiment, a display element includes a light guide and a light extraction unit. The light guide extends in one direction, and is optically transmissive. The light extraction unit includes a displacement layer, a reflective layer provided on the displacement layer, and a light extraction layer provided on the reflective layer to oppose the light guide. A plurality of prisms are formed in one major surface of the light extraction layer opposing the reflective layer. A trough line is formed between mutually-adjacent ridgelines. The element has at least one selected from a configuration in which an angle between one of the oblique surfaces and one other major surface of the light extraction layer opposing the light guide is different between corresponding oblique surfaces of two mutually-adjacent prisms and a configuration in which the ridgelines of the prisms are non-parallel to the trough line between the ridgelines. | 2012-08-30 |
20120218779 | LIGHTING STRUCTURE OF CHARGING CONNECTOR - A lighting unit | 2012-08-30 |
20120218780 | ELECTRONIC DEVICE AND LIGHT-GUIDING STRUCTURE THEREOF - An electronic device is disclosed, which includes a housing, a touch pad structure, and a light-guiding structure. The light-guiding structure includes a light-guiding plate and a plurality of light-emitting units. The light-guiding plate has a main body and a thru-opening formed on the main body. The main body has a pair of opposing first edge portions and a pair of opposing second edge portions. A light-guiding member is formed on the main body around the thru-opening. The light-emitting units are disposed on or beyond the light-guiding pate and around the light-guiding member and illuminate toward the first and second edge portions. The touch pad structure is received in the thru-opening and surrounded by the light-guiding member. The touch pad structure and the light-guiding member are exposed through a slot of the housing. | 2012-08-30 |
20120218781 | Device has more than one surfaces' LED track means or plurality of track-means with multiple surfaces has build-in movable LED-unit(s) - The current invention for The Device has more than one surfaces' LED track means has build-in movable LED-unit(s) which can cipper-on or added-on, or insert-on to the track-means at anywhere along the track-means length or from ends. The current invention has multiple surface track-means or plurality of individual track-means(ies) to form a multiple surface in x-y-z axis to make all kind of illumination requirements. The movable LED-unit(s) has desire construction to get all kind of features and has movable protective-means to allow people to replace, add, reduce, move the said LED-units to save cost, energy. | 2012-08-30 |
20120218782 | METHOD AND APPARATUS FOR SIGNAL CONVERSION - To convert an electrical signal from one form to another form a chopper element is placed in a circuit for receiving any arbitrary input signal. The chopper element generates a second signal. A transformer element receives the second signal at the primary winding and generates a third signal in the secondary winding. A rectification or reconstruction element is used to ensure that the third signal has the desired frequency, magnitude and polarity. A method for converting the signal is also disclosed. | 2012-08-30 |
20120218783 | COMPOUND SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SAME - There is embodied a high-reliability high-voltage resistance compound semiconductor device capable of improving the speed of device operation, being high in avalanche resistance, being resistant to surges, eliminating the need to connect any external diodes when applied to, for example, an inverter circuit, and achieving stable operation even if holes are produced, in addition to alleviating the concentration of electric fields on a gate electrode and thereby realizing a further improvement in voltage resistance. A gate electrode is formed so as to fill an electrode recess formed in a structure of stacked compound semiconductors with an electrode material through a gate insulation film, and a field plate recess formed in the structure of stacked compound semiconductors is filled with a p-type semiconductor, thereby forming a field plate the p-type semiconductor layer of which has contact with the structure of stacked compound semiconductors. | 2012-08-30 |
20120218784 | DC CONVERTER WITH INDEPENDENTLY CONTROLLED OUTPUTS - A controller for use in a power supply includes a clock coupled to output a clock signal. The clock signal determines a frequency. A modulator is coupled to receive the clock signal. The clock signal is divided into N cycles within the power supply. N is an integer greater than one. The modulator is coupled to receive N feedback signals from N output circuits during each respective one of the N cycles to control conduction times of a primary switch during each respective one of the N cycles to regulate N outputs of a power supply. Each of the N feedback signals is representative of a respective one of N output voltages of a respective to one of the N outputs of the power supply. | 2012-08-30 |
20120218785 | Three-Level Active Neutral Point Clamped Zero Voltage Switching Converter - A main circuit of a three-level active neutral point clamped voltage source converter having a pair of additional main switches provides two paths between an output node and a neutral point in which one of the paths involves only switches of an inner pair of switches that are operated at a high frequency. An auxiliary circuit operating at a high frequency for only a brief period during each high frequency switching cycle selects the path involving only the inner switches and provides operation with zero voltage switching and avoids reverse recovery of diodes connected antiparallel with the main and additional main switches. Accordingly, turn-on switching losses in the main switches is avoided and the voltage source converter can be operated at increased frequency to allow reduction in size of magnetic components and full potential power transfer to be achieved. | 2012-08-30 |
20120218786 | METHOD AND APPARATUS FOR IMPLEMENTING AN UNREGULATED DORMANT MODE WITH AN EVENT COUNTER IN A POWER CONVERTER - An example power converter includes an energy transfer element, a switch, and a control circuit. The control circuit includes a drive signal generator and an unregulated dormant mode control circuit. The unregulated dormant mode control circuit renders dormant the drive signal generator thereby ceasing the regulation of the output by the drive signal generator when the energy requirement of the one or more loads falls below a threshold for more than a first period of time. The drive signal generator is unresponsive to changes in the energy requirements of the one or more loads when dormant. The unregulated dormant mode control circuit powers up the drive signal generator after a second period of time has elapsed, such that the drive signal generator is again responsive to changes in the energy requirement of the one or more loads after the second period of time has elapsed. | 2012-08-30 |
20120218787 | STABILIZED VOLTAGE POWER SUPPLY - Disclosed is a stabilized voltage power supply comprising an A/D converting circuit configured to convert an alternate current voltage received from an external power supply to an initial direct current voltage; a PWM signal output unit configured to generate and output a PWM signal; a control switch configured to alternatively carry out, based on control of the received PWM signal, switching between a turn-on state and a turn-off state so as to convert the initial direct current voltage to a pulse voltage whose duty ratio is the same with that of the PWM signal; a final converting circuit configured to convert the pulse voltage to a final direct current voltage, and output the final direct current voltage to an external load via an output terminal; and a feed unit configured to feed the final direct current voltage back to the PWM signal output unit. | 2012-08-30 |
20120218788 | METHOD AND APPARATUS FOR DIGITAL CONTROL OF A SWITCHING REGULATOR - In one aspect, a power supply includes an energy transfer element, a switch, a feedback circuit, a comparator, a state machine, and a control circuit. The feedback circuit generates a feedback signal representative of an output level of the power supply. The comparator provides a feedback state signal having a first feedback state that represents the output level of the power supply being above a threshold level and a second feedback state that represents the output level being below the threshold level. The state machine selectively modulates a first signal in response to the feedback state signal, where the first signal is the feedback signal or the threshold value signal. The control circuit is coupled to control switching of the switch to regulate the output level of the power supply in response to the feedback state signal. | 2012-08-30 |
20120218789 | Electrical Power Conditioner - This invention presents an electrical power conditioner in the form of an electrical drive system for a machine, motor or generator. The electrical drive system has both variable frequency and fixed frequency modes. The electrical drive system includes power conditioners of less than full capacity for the variable frequency mode and a direct connection switch of full capacity for the fixed frequency mode. The electrical drive system is capable of supplying or receiving power from a variable speed electrical machine. The electrical drive system is particularly useful for wind turbines. | 2012-08-30 |
20120218790 | POWER CONVERSION SYSTEM - A power conversion system includes n (n being an integer of 2 or more) power conversion devices (P | 2012-08-30 |
20120218791 | Methods, Systems, and Software for Controlling a Power Converter During Low (Zero)-Voltage Ride-Through Conditions - A power converter control system having a phase tracker that is designed and configured to estimate the phase of the voltage on the power network that will be on the network when network recovers from a fault on the network. Such a power converter control system allows a power-network-connected power source to ride-through a fault event and continue supplying power thereto at the designed phase and frequency. In one embodiment, the phase tracker provides this estimate by having a response time slow enough that the voltage drop or sag caused by the fault substantially does not affect the control system. In another embodiment, the phase detector is designed and configured to freeze the frequency of its output upon detection of a fault event on the power network. | 2012-08-30 |
20120218792 | DIGITAL PHASE ADJUSTMENT FOR MULTI-PHASE POWER CONVERTERS - A multiphase power converter includes one or both of a phase control circuit and a valley switching locking circuit. The phase control circuit measures a phase difference between a first phase circuit and a second phase circuit and varies an on-time of a drive switch of the second phase circuit to produce and maintain a predetermined phase difference between the first phase circuit and the second phase circuit. When the multiphase power converter is operating in a discontinuous mode of operation, the valley switching locking circuit counts the number of zero crossings of an input current of the first phase circuit and blocks a second zero crossing detection signal from a waveform generator (i.e., PWM driver) associated with the second phase circuit until an input current of the second phase circuit has as many zero crossings as that of the first phase circuit input current. | 2012-08-30 |
20120218793 | MULTIPLE USE OF A CURRENT TRANSFORMER - The invention relates to a power converter and a method for power conversion. A converter transformer with a primary winding and a secondary winding, an integrated current transformer and a synchronous rectifier are provided, wherein a controller is arranged in order to close respectively to open the synchronous rectifier depending on the measured winding current. The controller is arranged to close and/or to open the synchronous rectifier as a function of the winding current at a later and/or at an earlier time, whereby the time difference between the later and the earlier time is linearly dependent on the winding current difference, particularly in order to optimise a discharge process, and/or that an auxiliary supply circuit is arranged in order to provide auxiliary supply power, wherein the auxiliary supply circuit is arranged to derive auxiliary supply power from the integrated current transformer, in particular in overload situations. | 2012-08-30 |
20120218794 | DISTRIBUTED POWER SUPPLY SYSTEM AND CONTROL METHOD THEREOF - A distributed power supply system is configured to execute a process for determining whether or not to permit a diagnostic process in such a manner that it is determined whether or not a difference between a set upper limit value and an actual measurement current value is not less than a load current value, the set upper limit value being a predetermined upper limit value set with respect to a detected current of a current sensor, the measurement current value being detected by the current sensor in a state where the diagnostic process is not executed, and the load current value being a value of a current flowing from a commercial power utility to a power load during execution of the diagnostic process; and if it is determined that the difference is not less than the load current value, the controller permits the diagnostic process. | 2012-08-30 |
20120218795 | PULSE WIDTH MODULATED CONTROL FOR HYBRID INVERTERS - A single-phase hybrid multilevel inverter is described that combines a 3-level leg and a 2-level leg to reduce the number of overall switching devices for a 5-level inverter. The 2-level inverter leg switches at a fundamental frequency and the 3-level flying capacitor leg uses PWM modulation to switch resulting in a low THD output voltage spectrum. The control method developed for the single-phase inverter is used to build a three-phase inverter comprised of three single-phase hybrid inverters in order to achieve a line-to-neutral voltage having five levels and a line-to-line voltage having nine levels. | 2012-08-30 |
20120218796 | COMPOUND SEMICONDUCTOR DEVICE, METHOD FOR PRODUCING THE SAME, AND POWER SUPPLY - A compound semiconductor device includes: a substrate; a first compound semiconductor layer formed over the substrate; a second compound semiconductor layer formed over the first compound semiconductor layer; and an upper electrode formed over the first compound semiconductor layer, wherein two-dimensional hole gas is generated in a region of the first compound semiconductor layer, the region being located at an interface between the first compound semiconductor layer and the second compound semiconductor layer, so as to have a hole concentration that decreases with increasing distance from the upper electrode. | 2012-08-30 |
20120218797 | DRIVING CIRCUIT FOR BRIDGE RECTIFIER AND A DRIVING METHOD THEREOF - The embodiments of the present circuit and method disclose a bridge rectifier and a driving circuit. The bridge rectifier having a first input, a second input, a first output, and a second output may comprise two high side diodes and two low side switches. The driving circuit may be coupled to the first input of the bridge rectifier and the second input of the bridge rectifier, and the driving circuit may be configured to provide a first driving signal and a second driving signal. The first driving signal may be coupled to a first low side switch and the second driving signal may be coupled to a second low side switch. The first driving signal may be limited to less than a first predetermined driving voltage and the second driving signal may be limited to less than a second predetermined driving voltage. | 2012-08-30 |
20120218798 | POWER CONVERSION DEVICE - A power conversion device ( | 2012-08-30 |
20120218799 | POWER REGENERATION DEVICE, METHOD OF REGENERATING POWER, POWER STORAGE SYSTEM, METHOD OF STORING POWER, AND HIGH FREQUENCY DEVICE - A power regeneration device includes an extraction unit and a high frequency-to-DC converter. The extraction unit is provided on a transmission path. The transmission path is provided for transmitting a high-frequency wave from a high-frequency wave source to a high-frequency load. The extraction unit extracts a reflected high-frequency wave generated by reflecting the high-frequency wave from the high-frequency load. The high frequency-to-DC converter converts the reflected high-frequency wave extracted by the extraction unit into DC power. | 2012-08-30 |
20120218800 | POWER CONVERTER DEVICE AND DRIVING METHOD THEREOF - A leg includes: two semiconductor device groups connected in series and a division current is generated in a current which flows in the semiconductor device group between elements in the semiconductor device groups, a current sensor which detects a current which flows in the semiconductor device group, a voltage command generation unit which calculates a voltage command value to be outputted, a voltage drop calculating unit which calculates a voltage drop of the semiconductor device group by using a current value which is detected by the current sensor and voltage drop characteristics including a division characteristic of the semiconductor device group, and a switching control unit which corrects a voltage command value which is generated by the voltage command generation unit by using the voltage drop which is calculated so as to control ON/OFF of the switching element. | 2012-08-30 |
20120218801 | CURRENT-SOURCE POWER CONVERTING APPARATUS - A current-source power converting apparatus in an embodiment includes a current-reference generating unit, a polarity determining unit, a PWM-pulse-signal generating unit, and a drive-signal generating unit. The current-reference generating unit outputs a phase current reference and a line-to-line current reference. The polarity determining unit determines a polarity of the phase current reference. The PWM-pulse-signal generating unit generates a PWM pulse signal by comparing the line-to-line current reference and a carrier signal. The drive-signal generating unit generates a drive signal that drives each of a plurality of switching elements, based on the PWM pulse signal and a polarity of the phase current reference. | 2012-08-30 |
20120218802 | CONTENT ADDRESSABLE MEMORY - One embodiment provides a content addressable memory, including: a pair of spin MOSFETs including: a first spin MOSFET whose magnetization state is set in accordance with stored data; and a second spin MOSFET whose magnetization state is set in accordance with the stored data, the second spin MOSFET being connected in parallel with the first spin MOSFET; a first wiring configured to apply a gate voltage so that any one of the first spin MOSFET and the second spin MOSFET becomes electrically conductive in accordance with search data; and a second wiring configured to apply a current to both of the first spin MOSFET and the second spin MOSFET. | 2012-08-30 |
20120218803 | MEMEORY DEVICE INTERFACE METHODS, APPARATUS, AND SYSTEMS - Apparatus and systems may include an interface chip, a first memory die having at least one memory array disposed on the interface chip, and a second memory die having at least one memory array disposed on the first memory die. The first memory die can include a plurality of vias configure allow a first plurality of through wafer interconnects (TWIs) to couple the interface chip with the second memory die, and the interface chip can be configured to communicatively couple the first memory die and the second memory die. Other apparatus, systems, and methods are disclosed. | 2012-08-30 |
20120218804 | MAGNETIC MEMORY DEVICE - The present invention provides a magnetic memory device capable of providing high-speed access without increasing an array area. Gate word lines are respectively linearly disposed between source impurity regions and drain impurity regions within a memory cell array area. Gate word line protrusions are respectively provided at boundary regions of memory cell forming regions. Contacts relative to the gate word line protrusions are respectively provided at boundary regions of memory cells at adjacent columns. The drain impurity regions are respectively disposed with being shifted from the centers of the memory cell forming regions in such a manner that spaces between the drain impurity regions become large in the regions in which the protrusions are disposed. | 2012-08-30 |
20120218805 | Configurable Memory Array - Embodiments disclosed include a memory array having a plurality of bit lines and a plurality of source lines disposed in columns. A plurality of word lines is disposed in rows. A plurality of storage elements have a first subset of storage elements electrically decoupled from the memory array and a second subset of storage elements coupled to the memory array. The memory array further includes a plurality of bit cells, each including one storage element from the second subset of storage elements coupled to at least two transistors. The bit cells are coupled to the plurality of bit lines and the plurality source lines. Each transistor is coupled to one word line. The memory array can further include logic to select a high performance mode and a high density mode. | 2012-08-30 |
20120218806 | Memory Cells, Methods of Forming Memory Cells, and Methods of Programming Memory Cells - Some embodiments include methods in which a memory cell is formed to have programmable material between first and second access lines, with the programmable material having two compositionally different regions. A concentration of ions and/or ion-vacancies may be altered in at least one of the regions to change a memory state of the memory cell and to simultaneously form a pn diode. Some embodiments include memory cells having programmable material with two compositionally different regions, and having ions and/or ion-vacancies diffusible into at least one of the regions. The memory cell has a memory state in which the first and second regions are of opposite conductivity type relative to one another. | 2012-08-30 |
20120218807 | RESISTIVE MEMORY SENSING METHODS AND DEVICES - The present disclosure includes resistive memory sensing methods and devices. One such method includes performing a voltage based multiple pass sensing operation on a group of cells coupled to a selected conductive line of an array of resistive memory cells. The voltage based multiple pass sensing operation can include providing an indication of those cells of the group that conduct at least a threshold amount of current responsive to one of a number of different sense voltages successively applied to the selected conductive line during each of a corresponding number of the multiple passes, and for each successive pass of the multiple passes, disabling data lines corresponding to those cells determined to have conducted the threshold amount of current in association with a previous one of the multiple passes. | 2012-08-30 |
20120218808 | MEMORY ELEMENT AND MEMORY DEVICE - There are provided a memory element and a memory device with improved repetition characteristics during operations at a low voltage and current. The memory element includes a first electrode, a memory layer, and a second electrode in this order. The memory layer includes a resistance change layer disposed on the first electrode side, and an ion source layer disposed on the second electrode side, and having a resistivity of 2.8 mΩcm or higher but lower than 1 Ωcm. | 2012-08-30 |
20120218809 | STORAGE APPARATUS AND OPERATION METHOD FOR OPERATING THE SAME - A storage apparatus includes: a plurality of storage elements configured to have the resistance state thereof changed in accordance with an applied voltage; and a drive portion configured to perform a resistance change operation and a read operation, the resistance change operation involving writing or erasing information to or from the storage elements by changing the resistance state thereof, the read operation involving reading the information from the storage elements; wherein the drive portion includes an amplifier configured to output a read signal upon execution of the read operation, a constant current load, and a control portion configured to perform the resistance change operation and a direct verify operation on the storage elements, the direct verify operation involving carrying out, subsequent to the resistance change operation, the read operation for verifying whether the writing or erasing of the information to or from the storage elements has been normally accomplished. | 2012-08-30 |
20120218810 | Methods Of Reading And Using Memory Cells - Some embodiments include methods of reading memory cells. The memory cells have a write operation that occurs only if a voltage of sufficient absolute value is applied for a sufficient duration of time; and the reading is conducted with a pulse that is of too short of a time duration to be sufficient for the write operation. In some embodiments, the pulse utilized for the reading may have an absolute value of voltage that is greater than or equal to the voltage utilized for the write operation. In some embodiments, the memory cells may comprise non-ohmic devices; such as memristors and diodes. | 2012-08-30 |
20120218811 | Circuit - An object of the current invention is to provide DRAM that is not limited by capacitors. | 2012-08-30 |
20120218812 | SEMICONDUCTOR DEVICE - A semiconductor device having an SRAM macro which has a power-off function and facilitates a design associated with a change in storage capacity is provided. The semiconductor device has plural layout units each including a memory array having plural memory cells in an SRAM, a first peripheral circuit that writes data into the memory array and reads the data from the memory array, and a switch group that disconnects the memory array and the first peripheral circuit, and power wires. | 2012-08-30 |
20120218813 | Magnetic Memory Devices - Magnetic memory devices are provided, the devices include at least memory cell and a reference cell on a substrate. The memory cells include a first base magnetic layer, a free layer, and a first tunnel barrier layer between the first base magnetic layer and free layer. The reference memory cell includes a second base magnetic layer, a reference magnetic layer, and a second tunnel barrier layer between the second base magnetic layer and reference magnetic layer. The reference magnetic layer has a magnetic direction substantially perpendicular to that of the free layer. | 2012-08-30 |
20120218814 | WRITE BANDWIDTH IN A MEMORY CHARACTERIZED BY A VARIABLE WRITE TIME - A memory system that includes a plurality of memory arrays having memory cells characterized by a variable write time. The memory system also includes a memory bus configured to receive write commands, and a plurality of data buffers configured to communicate with the memory arrays. The memory system further includes an address buffer configured to communicate with the memory arrays to store the write addresses. A mechanism configured to receive a write command and to split a data line received with the write command into a number of parts is also included in the memory system. The parts of the data line are stored in different data buffers and the writing of the parts of the data line to memory arrays at the write address is initiated. The write command is completed when write completion signals specifying the write address have been received from all of the memory arrays. | 2012-08-30 |
20120218815 | Magnetic Random Access Memory (MRAM) Read With Reduced Disburb Failure - Magnetic tunnel junctions (MTJs) in magnetic random access memory (MRAM) are subject to read disturb events when the current passing through the MTJ causes a spontaneous switching of the MTJ due to spin transfer torque (STT) from a parallel state to an anti-parallel state or from an anti-parallel state to a parallel state. Because the state of the MTJ corresponds to stored data, a read disturb event may cause data loss in MRAM devices. Read disturb events may be reduced by controlling the direction of current flow through the MTJ. For example, the current direction through a reference MTJ may be selected based on the state of the reference MTJ. In another example, the current direction through a data or reference MTJ may be alternated such that the MTJ is only subject to read disturb events during approximately half the read operations on the MTJ. | 2012-08-30 |
20120218816 | Non-Volatile Memory Devices - A non-volatile memory device may include a semiconductor substrate including an active region at a surface thereof, a ground select line crossing the active region, and a string select line crossing the active region and spaced apart from the ground select line. A plurality of memory cell word lines may cross the active region between the ground select line and the string select line with about a same first spacing provided between adjacent ones of the plurality of word lines and between a last of the plurality of memory cell word lines and the string select line. A second spacing may be provided between the ground select line and a first of the plurality of memory cell word lines. | 2012-08-30 |
20120218817 | NONVOLATILE MEMORY DEVICE, MEMORY SYSTEM INCLUDING THE SAME, AND METHOD OF OPERATING NONVOLATILE MEMORY DEVICE - A non-volatile memory device includes a non-volatile memory cell array including a plurality of word lines, a voltage generator configured to generate a first high-voltage using a supply voltage and a second high-voltage using an external voltage which is higher than the supply voltage, and a word line selection circuit configured. The word line selection circuit is configured apply, during a program operation of the memory cell array, the first high-voltage to a selected word line among the plurality of word lines, and the second high-voltage to unselected word lines among the plurality of word lines | 2012-08-30 |
20120218818 | NONVOLATILE MEMORY DEVICE AND METHOD FOR OPERATING THE SAME - A nonvolatile memory device includes a page region including a plurality of normal cells and a plurality of auxiliary cells, a detecting unit configured to output a pass signal when at least one cell is programmed with a voltage higher than a reference voltage among program target cells of the page region, a count storing unit configured to store a count in the plurality of auxiliary cells during a first program operation for the page region, wherein the count indicates a total number of program pulses applied to the at least one cell until the pass signal is outputted from the detecting unit, and a voltage setting unit configured to set a program start voltage for a second program operation of the page region based on the count stored in the plurality of auxiliary cells. | 2012-08-30 |
20120218819 | NONVOLATILE SEMICONDUCTOR MEMORY - Disclosed is a nonvolatile memory system including at least one nonvolatile memory each having a plurality of nonvolatile memory cells and a buffer memory; and a control device coupled to the nonvolatile memory. The control device is enabled to receive external data and to apply the data to the nonvolatile memory, and the nonvolatile memory is enabled to operate a program operation including storing the received data to the buffer memory and storing the data held in the buffer memory to ones of nonvolatile memory cells. Moreover, the control device is enabled to receive external data while the nonvolatile memory is operating in the program operation. Also, the buffer memory is capable of receiving a unit of data, equal to the data length of data to be stored at one time of the program operation, the data length being more than 1 byte. | 2012-08-30 |
20120218820 | THREE DIMENSIONAL STACKED NONVOLATILE SEMICONDUCTOR MEMORY - A three dimensional stacked nonvolatile semiconductor memory according to examples of the present invention includes a memory cell array comprised of first and second blocks disposed side by side and a driver disposed between the first and second blocks. At least two conductive layers having the same structure as that of the at least two conductive layers in the first and second blocks are disposed on the driver, and select gate lines in the first and second blocks are connected to the driver through the at least two conductive layers on the driver. | 2012-08-30 |
20120218821 | NON-VOLATILE SEMICONDUCTOR STORAGE DEVICE - A non-volatile semiconductor storage device includes: a memory string including a plurality of memory cells connected in series; a first selection transistor having one end connected to one end of the memory string; a first wiring having one end connected to the other end of the first selection transistor; a second wiring connected to a gate of the first selection transistor. A control circuit is configured to boost voltages of the second wiring and the first wiring in the erase operation, while keeping the voltage of the first wiring greater than the voltage of the second wiring by a certain potential difference. The certain potential difference is a potential difference that causes a GIDL current. | 2012-08-30 |
20120218822 | CONTENT ADDRESSABLE MEMORY - NAND architecture non-volatile content addressable (CAM) memory devices and methods are described that allows for high density, low cost CAM devices. In addition, the NAND architecture non-volatile CAM memory operates with reduced power consumption characteristics for low power and portable applications. In one NAND architecture non-volatile CAM memory embodiment a wired NOR match line array is utilized. In another embodiment a NAND match line array is shown. In yet other embodiments, hierarchal addressing, hash addressing, tree search and algorithmic/hardware engine based search is detailed utilizing both conventional NAND architecture non-volatile Flash memory arrays and dedicated NAND architecture CAM arrays utilizing wired NOR and wired NAND match lines. | 2012-08-30 |
20120218823 | VOLTAGE GENERATION AND ADJUSTMENT IN A MEMORY DEVICE - Voltage generation devices and methods are useful in determining a data state of a selected memory cell in a memory device. Voltages applied to an access line coupled to a selected memory cell can be determined at least partially in response to a sensed operating characteristic of the memory device, such as operating temperature, and to a particular data state to be determined in the selected memory cell. | 2012-08-30 |
20120218824 | INDEPENDENT WELL BIAS MANAGEMENT IN A MEMORY DEVICE - Methods for programming a memory device, memory devices configured to perform the disclosed programming methods, and memory systems having a memory device configured to perform the disclosed programming methods, for example, are provided. According to at least one such method, multiple independent semiconductor well regions each having strings of memory cells are independently biased during a programming operation performed on a memory device. Reduced charge leakage may be realized during a programming operation in response to independent well biasing methods. | 2012-08-30 |
20120218825 | WORDLINE VOLTAGE TRANSFER APPARATUS, SYSTEMS, AND METHODS - The apparatus and systems described herein may comprise a plurality of memory cells coupled to a local wordline, and a wordline drive circuit that includes a regulator coupled to a plurality of pass transistors and a string driver. The regulator may comprise a regulator transistor having a threshold voltage that is substantially the same as the threshold voltage of the string driver during memory cell program operations. In some embodiments, the regulator may comprise a cascode-connected pair of transistors. Methods of manufacturing and operating the apparatus and systems are also described. | 2012-08-30 |
20120218826 | NON-VOLATILE MEMORY DEVICE AND PROGRAM METHOD THEREOF - A non-volatile memory device and a program method thereof are disclosed. The non-volatile memory device includes a page buffer section connected to the bit lines further connected to memory cells and where the page buffer section is for controlling a potential of the bit lines in response to control signals, and a program controller configured to perform a comparison of a count of a number of program pulses provided to the memory cells with a target number by which a program pulse of the program pulses is to be provided and output the control signals in accordance with the comparison, wherein the target number is set in accordance with a threshold voltage value of the memory cells and a state to be programmed. | 2012-08-30 |
20120218827 | MEMORY APPARATUS AND METHOD FOR CONTROLLING ERASE OPERATION OF THE SAME - An erase operation of a memory apparatus is controlled by, inter alia, selecting one or more memory cell blocks to be erased among a plurality of memory cell blocks, performing an erase operation on the selected one or more memory cell blocks in response to an erase command, performing a first soft program operation on the selected one or more memory cell blocks if the erase operation is determined as passed, and performing a second soft program operation on the selected one or more memory cell blocks if the first soft program operation is determined as passed. | 2012-08-30 |
20120218828 | Methods for Programming Nonvolatile Memory Devices - Provided is a method for programming a nonvolatile memory device. The nonvolatile memory device includes a local word line to divide a memory cell string into a first area including a selected word line and a second area not including the selected word line. In the method, word lines of the first area are driven by a first pass voltage and word lines of the second area driven by a second pass voltage higher than the first pass voltage. A cell transistor corresponding to the local word line is turned off after the first pass voltage and the second pass voltage are applied. The selected word line is driven by a program voltage after the cell transistor is turned off. | 2012-08-30 |