27th week of 2013 patent applcation highlights part 30 |
Patent application number | Title | Published |
20130170182 | LED LAMP - An LED lamp includes a socket and a shallow dish-shaped body detachably connected to the socket. The body includes a rear cover, a front cover, a fixing member, a lamp board, a number of LED light sources and a driving circuit board. The fixing member includes a ring-shaped fixing element. The lamp board is mounted on an external circumferential surface of the fixing element, the LED light sources are mounted on the lamp board facing an inside of the rear cover. The driving circuit board is configured to drive the LED light sources to emit light beams towards the rear cover. The rear cover is configured for allowing a portion of the light beams from the LED light sources to pass therethrough and reflecting remaining portion of the light beams to the front cover, and the front cover is configured for allowing the reflected light to pass therethrough. | 2013-07-04 |
20130170183 | LED LAMP - An LED lamp includes a socket and a shallow dish-shaped body detachably connected to the socket. The socket is electrically connected to an external power source. The body includes a rear cover, a transparent front cover, a lamp board, a number of LED light sources, a driving circuit board and a fixing member. The LED light sources are mounted on the lamp board facing the front cover, wherein the LED light sources are visible from an outside of the transparent front cover when they are lit. The driving circuit board is electrically connected to the socket and the lamp board, and is configured for driving the LED light sources to emit light beams. The fixing member is configured for fixing the rear cover, the driving circuit board and the lamp board together. | 2013-07-04 |
20130170184 | FRAGRANCE PRODUCING LIGHTING DEVICE - A light and fragrance producing device includes an electrically powered light source and a separate electrically powered heating element. The device also includes a fragrance disk that can emit fragrances when heated by the heating element. The fragrance disk also can be configured to remain solid while heated by the heating element rather than melting or evaporating. The device can also include a decorative outer housing that can be interchangeable. | 2013-07-04 |
20130170185 | DISPLAY DEVICE WITH OPTICAL RECOGNITION OF INPUTTING INSTRUMENT - An exemplary display device includes a display panel, first light emitters, second light emitters, and light receivers. The first and second light emitters are uniformly disposed adjacent to a back surface of the display panel and are symmetrically arrayed respectively corresponding to two half portions of the back surface, and emit invisible light beams to pass through the display panel. The light beams emitted by the first light emitters are parallel and obliquely emitted towards the back surface along a first transmission direction. The light beams emitted by the second light emitters are parallel and obliquely emitted towards the back surface along a second transmission direction, and the first transmission direction is towards the second transmission direction. The light receivers are disposed corresponding to the first and second light emitters, and receive the light beams emitted by the first and second light emitters. | 2013-07-04 |
20130170186 | LIGHT-EMITTING DIODE DIE PACKAGES AND METHODS FOR PRODUCING SAME - A LED die package includes an LED chip having a p-type electrode and an n-type electrode; an accommodating housing, for accommodating the LED chip, being made of transparent material and defining an accommodating space, an open end through which the accommodating space is accessible, a closed end opposite to the open end, and two through holes formed on a surface of the closed end, wherein the LED chip is mounted within the accommodating space, so that the p-type electrode and the n-type electrode of the LED chip are exposed via the trough holes; and a carrier having a conductor mounting surface and predetermined conductors formed on the conductor mounting surface, wherein the LED chip is mounted on the conductor mounting surface of the carrier, so that the respective electrodes thereof are electrically connected to predetermined conductors formed on the conductor mounting surface of the carrier via wires. | 2013-07-04 |
20130170187 | DIRECT TYPE BACKLIGHT MODULE AND DISPLAY DEVICE INCLUDING SAME - A direct type backlight module includes a bezel, a light source, a reflecting plate and least one buffering liner plate. The bezel includes a bottom plate and a plurality of sidewalls connected to the bottom plate, and defines a receiving space therein. Each of the sidewalls includes a connecting portion and an extending portion. One end of the connecting portion is connected to the bottom plate, and the extending portion extends from another end of the connecting portion. The light source and the reflecting plate are disposed within the receiving space. The reflecting plate includes a stopping portion and a reflecting potion disposed between the light source and the bezel. The stopping portion extends outwardly from the reflecting portion and is fixed on the corresponding extending portion. The buffering liner plate is disposed on at least one of the extending portion and adjoins to an edge of the stopping portion. | 2013-07-04 |
20130170188 | PRISM SHEET, BACKLIGHT UNIT INCLUDING THE SAME, AND OPTICAL DISPLAY APPARATUS INCLUDING THE SAME - A prism sheet includes a base film having one flat surface and an optical refractive section having a plurality of prisms arranged along a first direction to constitute first and second prism parts. The optical refractive section is integrally formed with another surface of the base film that is opposite to the flat surface of the base film, and each of the prisms has a predetermined cross-sectional shape. The first prism part includes a first prism of the plurality of prisms, which first prism has a constant height along a second direction that intersects the first direction. The second prism part includes a second prism of the plurality of prisms, which second prism has a variable height in the second direction, and a maximum value of the variable height of the second prism is higher than the constant height of the first prism. | 2013-07-04 |
20130170189 | HAND-LAMP DEVICE - A hand-lamp device having a battery-receiving area, a swiveling mechanism, a lighting device and a coupling device which is provided to contact a hand-held machine-tool battery located in the battery-receiving area, and which in at least one operating state, is situated between the lighting device and the battery-receiving area. The swiveling mechanism is situated at least partially in an immediate area of the coupling device. | 2013-07-04 |
20130170190 | OPTICAL SEMICONDUCTOR BASED ILLUMINATING APPARATUS - An optical semiconductor illuminating apparatus capable of being simply installed and built, easily detecting a fault generation point, being simply repaired and replaced, and being compactly implemented. A bracket assembly having a power supply embedded therein is mounted at an upper side of a heat sink including a fixed unit, the power supply is seated on the heat sink including the fixed unit, a plurality of heat radiation fins protrude from an inner surface of the heat sink, and an upper surface of the power supply is disposed at a position higher than or equal to that of an edge of an upper end portion of the heat sink. | 2013-07-04 |
20130170191 | SLAT PROFILE FOR HOLDING AN LED STRIP AND SLAT WALL COMPRISING SUCH A SLAT PROFILE - The present invention relates to a slat profile ( | 2013-07-04 |
20130170192 | DYE-LABELED POLYMER, SOLAR COLLECTOR AND METHODS FOR MANUFACTURING THE SAME, AND SOLAR CELL MODULE, AND OFF-GRID LAMP USING THE COLLECTOR - A dye-labeled polymer includes a fluorescent dye moiety and a polymer moiety, wherein the fluorescent dye moiety and the polymer moiety are connected through a chemical bond. | 2013-07-04 |
20130170193 | IMAGE DISPLAY DEVICE - Disclosed is an image display device, which is provided with an optical power generating section, which generates power when light is applied, a display section, which displays an image using the power obtained by the power generation performed by the optical power generating section, and a body section having the display section provided therein. The optical power generating section is provided vertically above the body section. | 2013-07-04 |
20130170194 | LAMPHOLDER AND LUMINAIRE - A straight tube type lamp is mounted on a lampholder by inserting a pair of L-shaped lamp pins and rotating the same. The lampholder includes a lampholder body, and a rotating member and a pair of terminals to be arranged in the lampholder body. The lampholder body is provided with a front portion facing the straight tube type lamp when the straight tube type lamp is mounted. An insertion port which allows insertion of the pair of lamp pins is provided on a surface intersecting the front portion. The front portion is provided with an opening portion communicating with the insertion port and allowing the pair of lamp pins to rotate. A wall portion configured to restrict insertion of the lamp pins into the opening portion in a state in which the straight tube type lamp is separated from the front portion with respect to a predetermined mounting position is provided at an edge portion of the opening portion facing the insertion port. | 2013-07-04 |
20130170195 | FOLDABLE LED TABLE LAMP - A foldable LED table lamp is provided. The foldable LED table lamp includes a base, an elongated holder, an elongated lamp body, an LED emitting element fixed in the lamp body, and a touch sensitive switch. The elongated holder has a first end hinged to the base and an opposing second. The elongated lamp body has a first end hinged to the second end of the holder. The lamp body is rotatable between a first position where the lamp body is substantially perpendicular to the holder and a second position where the lamp body is juxtaposed with and parallel with the holder. The touch sensitive switch is mounted on the base and is configured to control the LED emitting element. | 2013-07-04 |
20130170196 | LED TUBE LIGHT - An LED tube light includes a glass tube, a base, a light emitting unit, and two lateral cover assemblies. The base has a length larger than the length of the glass tube, wherein two opposite end portions of the base are arranged out of a region defined by orthographically projecting from the glass tube to the base. The light emitting unit is fixed on the base and is used for emitting light, passing through the glass tube to illuminate. The two lateral cover assemblies are respectively covered around the two end portions of the glass tube, wherein the two lateral cover assemblies are respectively installed on the two end portions of the base for maintaining the relative position between the cover assemblies and the base. | 2013-07-04 |
20130170197 | TWO PART SURFACE MOUNT LED STRIP CONNECTOR AND LED ASSEMBLY - An LED light assembly includes a plurality of LED printed circuit boards (PCB), with each LED PCB having at least one LED bulb and electrical connector pads configured at each opposite end of the boards. A two-component surface mount electrical connector is configured to connect one end of a first LED PCB to an end of a second said LED PCB such that the first and second LED PCBs are electrically connected end-to-end. The connected LED PCBs may be configured in a light tube that includes connector end caps for mounting the light tube in a light fixture. | 2013-07-04 |
20130170198 | LAMP STRUCTURE CAPABLE OF SWITCHING LIGHT-EMITTING MODE - A lamp structure capable of switching light-emitting mode includes a carrying base ( | 2013-07-04 |
20130170199 | LED LIGHTING USING SPECTRAL NOTCHING - LED lighting using optical elements with spectral notching is disclosed. Embodiments of the invention provide an optical element and LED devices and systems using such an optical element, where spectral notch filtering introduced by the optical element improves the color rendering index (CRI) of emitted light. In some embodiments of the invention, the optical element is made to act as a notch filter by including a rare earth compound such as neodymium oxide in or on the material of which the optical element is made. A color pigment can also be used to impart notch-filtering properties to an optical element. An optical interference film can also be used. The optical element may be included in an LED device such as a multichip component or may be used as an enclosure or reflector for an LED lighting system such as a lamp or fixture. | 2013-07-04 |
20130170200 | Light Source - A light source comprising at least one illumination unit having a plurality of light-emitting diodes comprising a plurality of first light-emitting diodes and a plurality of second light-emitting diodes, wherein the first and second light-emitting diodes emit light having mutually different colors, and wherein the plurality of the light-emitting diodes are arranged along a bent curve. | 2013-07-04 |
20130170201 | LAMPS WITH FUNCTIONS OF ADJUSTING ILLUMINATION DIRECTIONS - A lamp with functions of adjusting an illumination direction is disclosed. A substrate is disposed on a base and includes a through groove. At least one light source is disposed on the substrate. An electronic control unit is disposed in the base. A telescopic member is disposed in the base and is connected to the electronic control unit. The electronic control unit drives the telescopic member to elongate and shorten. A flexible light guiding sheet is connected to the telescopic member. When the electronic control unit drives the telescopic member to elongate, the flexible light guiding sheet protrudes onto the substrate via the through groove of the substrate and deflects toward a specific direction, changing the illumination direction of the light source. | 2013-07-04 |
20130170202 | LED ILLUMINATING DEVICE - An LED illuminating device includes a base, an LED substrate mounted on the base, at least one LED on the substrate and an envelope fixed on the base. The envelope includes a plurality of transmission regions and a plurality of reflective regions. The lights beams emitted by the LED reaches the envelope. A first portion of the light beams reaching transmission regions can pass therethough. A second portion of the light beams are internally reflected in multiple times by the reflective regions until they finally escape to outside through the transmission regions. The direction of the light beams can reach various locations of each of the transmission regions at various angles. | 2013-07-04 |
20130170203 | LIGHT-EMITTING DIODE ARRAY LIGHT SOURCE AND OPTICAL ENGINE HAVING THE SAME - A light-emitting diode (LED) array light source includes a substrate, a meshed light-shielding layer, LED chips, and a micro-lens array. The meshed light-shielding layer includes bar-shaped light-shielding patterns intersected with one another to define openings. Each bar-shaped light-shielding pattern has a bottom surface, a top surface, and two side surfaces. A width of the top surface is smaller than that of the bottom surface. A thickness of the meshed light-shielding layer is T | 2013-07-04 |
20130170204 | LIGHT SOURCE APPARATUS - A light source apparatus is provided which uses a plurality of semiconductor laser devices and which offers adequate heat dissipation. The light source apparatus using a plurality of semiconductor laser devices includes a holding member on which the plurality of semiconductor laser devices is arranged, wherein at least one semiconductor laser device among the plurality of semiconductor laser devices is arranged on the holding member such that a relative position of the semiconductor laser device in an optical axis direction with respect to an adjacent semiconductor laser device in a front view of the holding member is greater than a relative position of the semiconductor laser device in a direction perpendicular to the optical axis direction with respect to the adjacent semiconductor laser device. | 2013-07-04 |
20130170205 | AIRFIELD LIGHTING APPARATUS - Lighting apparatus for airports, in particular flush light, having housing with a housing base and a housing top that includes a recess for receiving a light disc. Light disc facilitates the emission of light from a light source, disposed in the interior of the housing, to the surroundings. A light source carrier on which the light source is mounted is attached to a heat transfer block locked in a recess of the housing top such that edges and/or at least partially flat sides of the heat transfer block are in direct contact with the corresponding sides of the recess. | 2013-07-04 |
20130170206 | LIGHT SOURCE DEVICE - A light source device is provided such that light emerges mainly from the axially central section of an outer tube and is configured to minimize the risk of thermal damage to electronic components of a circuit unit. The device includes: a semiconductor light-emitting element as a light source; a circuit unit driving the semiconductor light-emitting element to emit light; and an envelope formed from an outer tube and a power connector, the envelope housing the semiconductor light-emitting element and the circuit unit. A light diffuser having a reflective outer surface to diffuse incident light is disposed at least partially in the axially central section of the outer tube. The semiconductor light-emitting element is disposed on a side of the light diffuser at which the power connector is located and in an orientation that its main emission direction points toward the light diffuser. | 2013-07-04 |
20130170207 | Cut-Off LED Lens - Inventive methods and apparatus for a cut-off LED lens ( | 2013-07-04 |
20130170208 | LIGHT-EMITTING DEVICE AND SURFACE LIGHT SOURCE DEVICE USING SAME - A light emitting device includes a board | 2013-07-04 |
20130170209 | OPTICAL SEMICONDUCTOR LIGHTING APPARATUS - An optical semiconductor lighting apparatus having at least one or more clamping units are formed along a longitudinal direction of a race way. A first sealing unit finishes both ends of a housing attached to or detached from the clamping unit. A second sealing unit surrounds upper and lower portions of both edges of an optical member disposed on the bottom surface of the housing. A wireless communication unit receives a dimming signal through a wireless communication network, and outputs the received dimming signal to a power supply unit. The power supply unit supplies a DC voltage to the light emitting module to control the illuminance of the light emitting module according to the dimming signal input from the wireless communication unit. | 2013-07-04 |
20130170210 | LED FIXTURE WITH HEAT PIPE - A light assembly fixture comprising a heat pipe to dissipate heat from the light emitting device, such as but not limited to a light emitting diode (LED). The assembly further comprises a housing including a front surface, a light emitting device on a first heat spreader remote from the front surface, a first end of a heat pipe in thermal contact with the first heat spreader and the heat pipe extending towards the front surface such that a second end of the heat pipe is in thermal contact with a second heat spreader that is disposed on the housing, wherein the first heat spreader, heat pipe and second heat spreader are configured to provide a thermal path to dissipate heat from the light emitting device. | 2013-07-04 |
20130170211 | ASSEMBLED TYPE LAMP WALL - An assembled type lamp wall comprises a base, at least one fastening holder and at least one lamp panel, wherein the fastening holder has a fitting portion provided for joining the base and a bottom portion that is stably in contact with ground. The fitting portion of the fastening holder is disposed with at least one screw through hole. The base has a plurality of screw holes aligning the at least one screw through hole and respectively and circularly disposed at a location of joining the fastening holder so that the several lamp panels can be horizontally extended and arranged on the base, and other screw holes align the screw through holes on the fastening holder, and a purpose of easily regulating the lamp panels | 2013-07-04 |
20130170212 | Underwater LED Lights - Underwater LED lights with enhanced cooling to allow the use of substantial numbers of high power LEDs. In all embodiments, the majority of the heat given off by the LEDs is transferred to the housing of the underwater light by heat transfer techniques other than by convection of the air or other gases within the enclosure, providing direct heat conveyance from the LEDs to or through the light enclosure walls, by conduction through a thermal conductor or by or as augmented by heat pipes to the inside wall of the enclosure or through the wall of the enclosure to the water. Various embodiments are disclosed. | 2013-07-04 |
20130170213 | LIGHT-EMITTING DIODE MODULE - An LED module includes a single-sided circuit board, a plurality of LED strings and signal wires. The single-sided circuit board has a surface defined with a first and second areas. A long edge of the surface has a wiring outlet located at a position corresponding to a boundary of the first and second areas. The LED strings are divided into a first and second groups disposed in the first and second areas, respectively. The signal wires each are disposed on the surface and routed to have its one end joined to the wiring outlet, and its another end electrically connected to a first end of one LED string or a second end of one LED string. In addition, some signal wires each are further routed to have a segment thereof passed through a gap formed between the two groups of LED strings. | 2013-07-04 |
20130170214 | LIGHT EMITTING DEVICE - A light emitting diode (LED) device is provided, which includes at least one LED unit including at least one LED to emit light, a support unit to support the at least one LED unit, and a heat radiation unit disposed between and in contact with the at least one LED unit and the support unit to transmit and radiate heat generated from the at least one LED unit toward the support unit. Accordingly, a dedicated structure for forming contact with air is unnecessary. Therefore, while securing a light emission function, flexible design and aesthetic appearance of the LED device may be achieved. | 2013-07-04 |
20130170215 | RETROFIT REFLECTOR FOR A FIXTURE - A retrofit reflector for a fixture that may be utilizing an induction lamp, mounts the lamp at a point of zero bending moment on the reflector. The reflector bends widthwise in the fixture to fit within various widths of fixtures while maintaining the lamp along the zero bending moment on the reflector. | 2013-07-04 |
20130170216 | ADJUSTABLE LED LENS AND LAMP WITH THE SAME - The adjustable LED lens has a body having a light incident surface and a light-emitting surface respectively mounted on two opposite sides of the body. The light-emitting surface has a concave tapered surface. The adjustable LED lens is mounted on a holder. A distance between the adjustable LED lens and the holder is changeable. An LED is mounted on the holder, wherein a light generated by the LED passes through the light incident surface and the light-emitting surface of the body. The concave tapered surface of the light-emitting surface increases a light distribution angle to increase an illumination range and decrease a glare. The distance between the adjustable LED lens and the LED is changeable to adjust a light shape as desired. | 2013-07-04 |
20130170217 | ILLUMINATOR ARRANGEMENT WITH LESS HEAT INTERVENTION - An illuminator arrangement with less heat intervention includes a reflecting body having a top opening and a bottom opening, a lens assembled above the top opening, an aluminum base assembled at the bottom opening, at least one heat pipe extended from the aluminum base, a light source assembled on the aluminum base, the heat pipe being made of the material which is a good heat conductor. Under this arrangement, the aluminum base could be moved up and down relative to the top opening so that the light source on the aluminum base could move toward the lens or moves away from the lens so as to diffuse light or focus light. Furthermore, the heat pipe dissipates the heat generated by the light source away from the reflecting body. | 2013-07-04 |
20130170218 | ILLUMINATION DEVICE HAVING VISCOELASTIC LAYER - An illumination device, such as a backlight for electronic display devices, is disclosed. The illumination device includes a lightguide optically coupled to a light source, and a viscoelastic layer and a nanovoided polymeric layer are used in conjunction with the lightguide to manage light emitted by the light source. The viscoelastic layer may be a pressure sensitive adhesive. | 2013-07-04 |
20130170219 | Directive Optical Device Having a Partially Reflective Grating - A directive optical device includes an optically active material which may be a light emitting material or a light collecting material. A partially reflective grating is disposed proximate to the optically active material. | 2013-07-04 |
20130170220 | Illumination Source with Variable Divergence - The illumination source has a LED light source ( | 2013-07-04 |
20130170221 | LAMP - A lamp comprises: a primary reflective mirror being funnel-shaped and having an opening at one end; LEDs disposed within the primary reflective mirror; a base attached to another end of the primary reflective mirror; and a circuit configured to receive power via the base and cause the LEDs to emit light. The circuit unit is housed in a circuit case and disposed within the primary reflective mirror close to the opening in a direction in which the LEDs emit light. The circuit case has a secondary reflective surface configured to reflect light emitted from the LEDs to a reflective surface of the primary reflective mirror. | 2013-07-04 |
20130170222 | LIGHT EMITTING DIODE LAMP HAVING VARIABLE LIGHT FIELD - A light emitting diode lamp includes a lamp body, a light emitting diode arranged on the lamp body, and a lamp cover to cover the light emitting diode. The lamp cover includes a lens in front of the light emitting diode to modulate the light from the light emitting diode. The light emitting diode lamp further includes a driver and an adjusting device. The driver is formed between the lamp body and a lamp cover. The adjusting device controls the driver to adjust a distance between the lens and the light emitting diode, whereby a light filed of the light from the light emitting diode is adjustable. | 2013-07-04 |
20130170223 | Light Diffusion Mechanism - A light diffusion mechanism is disclosed. The light diffusion mechanism includes a container that defines a receptacle or chamber in which light from a light source, such as an LED, can be reflected. The light source is located proximate to the chamber so that its emitted light enters the chamber. The light diffusion mechanism includes a cover with a light emitting portion which is aligned with the container of the base. Light from the light source passes through the light emitting portion of the cover which diffuses the light. The light emitting portion includes one or more textured surfaces through which light passes. In one embodiment, a textured surface includes several grooves formed therein that define ridges. | 2013-07-04 |
20130170224 | OPTICAL DEVICE STRUCTURES WITH THE LIGHT OUTCOUPLING LAYERS - An optical device structure with a light outcoupling layer is provided. The optical device structure includes a substrate having a first surface and a second surface, and a layer of polyimide (PI) or its copolymer formed on the first surface of the substrate, wherein the layer of polyimide or its copolymer is prepared from at least one aromatic diamine and at least one cycloaliphatic dianhydride, and an optical component formed on the layer of polyimide or its copolymer. | 2013-07-04 |
20130170225 | CONVERGING LENS WITH MULTIPLE-CURVATURE COMPOUND SURFACE, CONCENTRATOR MODULE AND LIGHTING FIXTURE HAVING THE SAME - A converging lens with a multiple-curvature compound surface is revealed. The converging lens includes an incident surface and an emission surface. A crest-line along X axis and a crest-line along Y axis are on the emission surface, crossed each other and dividing the emission surface into four curved surface sections. The X-axis curvature as well as the Y-axis curvature of each curved surface section can be the same or different. An angle θ between the crest-line along X axis and the X-axis ranges from 0˜30 degrees. Thereby light from a light sources passes through the converging lens and projects to produce a light pattern required. The converging lens is used in concentrator modules and lighting fixtures. | 2013-07-04 |
20130170226 | REFLECTOR AND A LIGHTING DEVICE HAVING THE SAME - A reflector for a lighting device is provided. The reflector may include: a plurality of reflecting bodies each having a plurality of internal reflecting facets; wherein the plurality of reflecting bodies are arranged to rotate by different rotation angles around their respective rotation axes, so as to be capable of compensating unsmooth light distribution caused by the internal reflecting facets. | 2013-07-04 |
20130170227 | Lampshade - A lampshade comprises a support seat, a reflector, and a cover. The support seat includes a frame and a clamping unit, the frame defining a central space, the clamping unit having two opposing connection bars attached to the frame and two grasp portions each being provided at one end of a corresponding connection bar. The distance between the two grasp portions is adjustable. The reflector is placed on top of the frame and has a reflective surface that can be fitted through the central space of the frame. The cover is placed on top of the reflector and fastened to the frame from a side opposite to the clamping unit. Accordingly, when a lighting device, such as a flashlight, is clamped by the lampshade, the light emitting from the lighting device can be reflected by the reflector to diffuse into the surrounding environment so as to increase the illuminating range. | 2013-07-04 |
20130170228 | SYSTEM AND METHOD FOR PROVIDING THERMAL MANAGEMENT OF AN OBSCURED LASER SYSTEM - According to an embodiment of the disclosure, a system for providing thermal management of an obscured laser system is provided that includes a primary mirror, a secondary mirror, and a plurality of energy redirectors. The primary mirror is configured to reflect beam energy for the laser system. The secondary mirror is configured to function as a limiting aperture for the laser system and is aligned on-axis with respect to the primary mirror. The energy redirectors are each configured to redirect energy away from a corresponding obscuration and out of the laser system. | 2013-07-04 |
20130170229 | LAMP - A lamp including a first case, a second case, a lamp bottom and a pair of friction units is provided. The second case has a first sidewall and a second sidewall perpendicularly to the first sidewall. The first sidewall has a first positioning portion extending along a normal direction to the first sidewall, and the second case is detachably assembled with the first case to form a case assembly having a first opening. The lamp bottom is embedded into the first opening. The lamp bottom has a second opening and a second positioning portion, wherein the second positioning portion is located on the path of the first positioning portion when the case assembly rotates relative to the lamp bottom. The friction units are disposed at opposing sides of the first opening and contact a portion of the lamp bottom embedded into the first opening. | 2013-07-04 |
20130170230 | LAMP - A lamp including a first housing, a second housing assembled with the first housing to form a housing assembly and a bulb base is provided. The second housing includes a first sidewall and a second sidewall perpendicularly connected to the first sidewall. The first sidewall has a first stop portion extending along a normal direction. The bulb base is inserted into a first opening of the housing assembly to be assembled to the housing assembly. The bulb base has a second opening, multiple catches arranged on an outer sidewall of the second opening in a circumference direction and a second stop portion. The second stop portion disposed on the catches is located on a rotation path of the first stop portion when the bulb base rotates relative to the housing assembly for limiting a rotation angle between the housing assembly and the bulb base. | 2013-07-04 |
20130170231 | SPHERICAL LIGHT BULB AND HEAT DISSIPATING DEVICE THEREOF - A spherical light bulb including a connector, a driver module, a heat dissipating device, a light source unit and a transparent light cover. The heat dissipating device includes a barrel-shaped member, a plurality of heat dissipating fins, a supporting member arranged on one end of the barrel-shaped member, and a connecting portion connected to the heat dissipating fins and arranged around the supporting member. The supporting member has a supporting surface and a heat dissipating channel in communication with the inner space defined by the barrel-shaped member. A slot is formed concavely on the inner surface of the barrel-shaped member in communication with a plurality of gaps formed between the heat-dissipating fins. The light source unit is arranged on the supporting surface. The transparent light cover is secured to the connecting portion and accommodates the supporting member. The instant disclosure further includes the aforementioned heat dissipating device. | 2013-07-04 |
20130170232 | ADJUSTABLE RECESSED TRIM - Methods and apparatus related to adjustable recessed trim. An adjustable recessed trim ( | 2013-07-04 |
20130170233 | LAMP DEVICE AND LIGHTING APPARATUS - A lamp device | 2013-07-04 |
20130170234 | LIGHT DEVICE AND COOLING UNIT THEREOF - A light device including a housing, a cooling unit and a light emitting unit is disclosed. The housing has an assembly opening and an electrical base. The cooling unit is in the housing and has a heat dissipating seat, a driving member electrically connecting with the electrical base, and a fan wheel rotatably coupled with the driving member. The heat dissipating seat has a lateral wall coupled with the housing, an inner air channel formed in the lateral wall, a base portion arranged in the inner air channel for the driving member to be mounted, and at least one through hole penetrating the base portion and communicating with the inner air channel. The light emitting unit is coupled with the heat dissipating seat and electrically connects with the electrical base. An outer air channel is formed between the lateral wall and the housing. | 2013-07-04 |
20130170235 | LED Replacement Light Assembly with Improved Cooling Features - Embodiments of the invention provide an LED replacement light assembly for retrofitting an incandescent light fixture that has a housing with a base. The LED replacement light assembly can include a shaft with a top portion and a lower threaded portion. The lower threaded portion can be screwed into the base. The LED replacement light assembly can also include an LED adapter, and a circuit board including a plurality of LEDs. One embodiment can include a thermally conductive disc that can engage the circuit board and the housing to conduct heat from the circuit board to the housing. A thermal interface can be positioned between the thermally conductive disc and the housing to provide enhanced conduction. | 2013-07-04 |
20130170236 | LAMP - A lamp includes a first housing, a second housing, a bulb base and a positioning part. The first housing has a first sidewall and a second sidewall. The first sidewall is perpendicularly connected to the second sidewall and has a first surface and a first assembling tank penetrating through the first surface. The second sidewall has a first cave. The second housing is detachably assembled to the first housing and has a second cave. These two caves form a first opening. The bulb base is embedded into the first opening. The bulb base has a base opening and multiple slots. The slots are disposed on an inner sidewall of the base opening along a circular direction. The positioning part is disposed in the first assembling tank and suitable to move along a normal direction of the first surface. The positioning part has a first push button and a latch hook. | 2013-07-04 |
20130170237 | LAMP - A lamp including a case assembly, a lamp bottom and a fixing elastomer is provided. The case assembly has a first opening, and the lamp bottom inserts into the first opening to assemble with the case assembly. The lamp bottom has a first surface, a second opening and multiple first positioning structures. The second opening passes through the first surface, and the first positioning structures are located on the first surface. The fixing elastomer is disposed in the case assembly and has a second surface and a pair of second positioning structures suitable for locking with two of the first positioning structures. | 2013-07-04 |
20130170238 | Light Source Device on a Printed Circuit Board and Light Source Arrangement Comprising a Plurality of Light Source Devices - A light source device ( | 2013-07-04 |
20130170239 | Flashlight With Mounting Apparatus - A light and support structure apparatus, wherein the light may have beam width adjustment such that the beam may be easily adjusted from a wide beam to more of a spot beam. The light may be mounted upon a tripod or a monopod, and in some embodiments a tripod with flexible legs utilizing ball and socket joint connectors which, when interconnected, form a flexible assembly. Each connector may include a body with a first and second end portion. An external socket engaging surface is provided at one end of the body. The other end of the body has an internal cavity. The socket engaging surface of one connector is snapped into the internal cavity of another to interconnect the connectors. | 2013-07-04 |
20130170240 | License Plate Illuminator - An apparatus for illuminating a license plate comprising a plurality of infrared emitting devices connected in series, parallel or combination thereof mounted on a core material or substrate in a frame. The apparatus emits infrared light in a wavelength responsive to cameras, security camera, road camera, video-photo-radar traffic camera and others. The infrared emitting device is positioned within the perimeter of the license plate. The apparatus is powered by the vehicle power system or a rechargeable power supply. | 2013-07-04 |
20130170241 | HANDLE OF AN OPENING ELEMENT OF A VEHICLE, COMPRISING A GRIP PART - The invention relates to the handle ( | 2013-07-04 |
20130170242 | SYSTEM, METHOD, AND APPARATUS FOR INTEGRAL BACKLIGHT FOR AN AUTOMOTIVE - The present disclosure provides an apparatus, a system and a method for a rear windshield for a vehicle, comprising an integral backlight having a combined surface, wherein the combined surface has an internal surface and an external surface, a plurality of illumination source disposed in a predefined pattern over the combined surface, a conductive grid disposed uniformly on the combined surface, and an apparatus capable of receiving signals disposed on the combined surface. | 2013-07-04 |
20130170243 | HEAD LAMP STRUCTURE OF VEHICLE - A head lamp structure of the vehicle may include a reflector including a light source, and a shield part rotatably provided at a front of the reflector and including a shield protrusion formed at an outer peripheral surface thereof and having a cutting surface. | 2013-07-04 |
20130170244 | OPTICAL MODULE OF AN ILLUMINATING AND/OR SIGNALLING DEVICE OF A MOTOR VEHICLE - An optical module of a lighting and/or signaling device of a motor vehicle In one embodiment, the optical module comprises a support that supports an optical lens and a heat exchanger, with the support connecting the optical lens to the heat exchanger. | 2013-07-04 |
20130170245 | LIGHTING DEVICE - A lighting device improves light distribution uniformity. When a light emitting diode (LED) package module is applied to a straight-tube fluorescent lamp, characteristics of a circular surface light source with the LED may be efficiently embodied by varying a refractive index of a light guide member based on positions of the light guide member. | 2013-07-04 |
20130170246 | Backlight Unit Integrally Formed with Conductive, Chemically Toughened Glass and Method for Fabricating the same - A backlight unit integrally formed with conductive, chemically toughened glass and method for fabricating the same is disclosed. The integrally formed backlight unit uses conductive, chemically toughened glass as substrate and comprises a diffusion layer, a light guide layer, an optical microstructure layer, a transparent layer, a reflective layer and a light source module. The integrally formed backlight unit is fabricated using photochemical lithography, printing-coating, and ultrasonic hot melt adhesion processes, and offers the advantages of high luminance, ultra thinness and high efficiency in fabrication. The backlight unit product can be designed as bottom lit or edge lit and used mainly for the illumination of keyboards or non-self-luminous display devices. | 2013-07-04 |
20130170247 | BACKLIGHT MODULE - A backlight module includes at least one light source and a light guide plate. The light guide plate includes at least one light incident surface, a light-emitting surface, a bottom surface, a plurality of lenticular lenses and a plurality of micro dots. The light incident surface is disposed adjacent to the light source, and the light-emitting surface is connected with the light incident surface and forms an angle with the light incident surface. The bottom surface is connected with the light incident surface and disposed opposite the light-emitting surface. The lenticular lenses are arranged on the light-emitting surface in a direction substantially parallel to the light incident surface, and the micro dots are formed on at least the bottom surface. The invention provides a backlight module having high directionality of light propagation and high light-utilization efficiency. | 2013-07-04 |
20130170248 | LIGHT GUIDE PLATE HAVING SAG CONTROL PATTERNS AND BACK LIGHT UNIT USING THE SAME - The present invention relates to a backlight unit with sag control patterns, comprising a light source formed in a side surface of a light guide plate; and a plurality of optical patterns formed on a lower surface of the light guide plate, sag of the plurality of optical patterns increasing as the optical patterns become more distant from the light source. By controlling sag of optical patterns formed in a light guide plate, efficiency of light emitted from a backlight unit can be improved and uniformity of the light can be maintained. Also, since sag of optical patterns can be controlled, by increasing the number of optical patterns (by improving fill factor), light efficiency and uniformity can be controlled easily. Also, compared with a conventional method for manufacturing white dot patterns, white dot patterns can be more efficiently manufactured in terms of development time and costs. | 2013-07-04 |
20130170249 | LED Backlight Module Structure for Increasing Process Yield - LED backlight module structure for increasing process yield comprises a housing, a copper circuit layer, a plurality of LED chips, a plurality of solder paste overflow prevention members, a light guide plate, and a bottom reflector. In the present invention, it mainly disposed the solder paste overflow prevention members between the LED chips and the copper circuit layer, therefore, the solder paste overflow phenomenon is prevented when using a pressing fixture to assist in executing the welding process of LED chips, and it ensures that the soldering pins of the LED chips would not electrically connect to each other due to the solder paste overflow phenomenon. Moreover, a position limiting band can be further disposed on the copper circuit layer for receiving and fixing the LED chips, in addition, the position limiting band is helpful to the LED chips in heat dissipation when the LED chips emit light. | 2013-07-04 |
20130170250 | LIGHT GUIDE PLATE AND SURFACE LIGHT SOURCE DEVICE - A light guide plate includes an incident surface on which light outputted from point light sources is incident and an outgoing surface for outputting light incident from the incident surface. A reflection-and-propagation surface for reflecting light toward the outgoing surface is formed in a back surface opposite to the outgoing surface. The outgoing surface is made up of a propagation region adjacent to the incident surface, a propagation auxiliary region adjacent to the propagation region, a first diffusion-and-propagation region adjacent to the propagation auxiliary region, and a second diffusion-and-propagation region adjacent to the first diffusion-and-propagation region. The propagation region, the propagation auxiliary region, and the first diffusion-and-propagation region control hot spots and bright/dark lines in vicinities of the incident surface, while the second diffusion-and-propagation region controls viewing-angle characteristics of the light guide plate. | 2013-07-04 |
20130170251 | METHOD AND APPARATUS FOR SENSING MULTIPLE VOLTAGE VALUES FROM A SINGLE TERMINAL OF A POWER CONVERTER CONTROLLER - A controller for use in a power converter includes a sensor coupled to receive a signal from a single terminal of the controller. The signal from the single terminal represents an output voltage of the power converter during at least a portion of an off time of a power switch and a line input voltage during a portion of an on time of the power switch. A switching control is to be coupled to switch the power switch to regulate the output of the power converter in response to the sensor. A power limiter is coupled to the sensor to output a power limit signal to the switching control in response to the line input voltage of the power converter. The switching control is further coupled to switch the power switch to regulate the output of the power converter in response to the power limit signal. | 2013-07-04 |
20130170252 | ELECTRIC POWER SUPPLY APPARATUS - An electric power supply apparatus, which enables a driving frequency of a switching circuit connected to a primary side of a transformer constant and output of a secondary side variable, comprises a transformer ( | 2013-07-04 |
20130170253 | AUXILIARY POWER GENERATION CIRCUIT - An auxiliary power generation circuit adopted for use on a filter power circuit includes a first voltage stabilization capacitor and a second voltage stabilization capacitor connecting to the first voltage stabilization capacitor via a first diode. The first and second voltage stabilization capacitors form a capacitor voltage division circuit. The first voltage stabilization capacitor and first diode are bridged by a first connection point which is connected to a short circuit element and a second diode with a set on current opposite to the short circuit element. The short circuit element has a control end connecting to a first Zener diode which is connected to a first resistor with a desired resistance. The first resistor is connected to a second connection point between the second voltage stabilization capacitor and first diode. | 2013-07-04 |
20130170254 | CONTROL CIRCUIT AND METHOD FOR CONVERTERS OF WIND TURBINES - Controlling a converter of a wind turbine is disclosed. The converter is connected to a rotor of a doubly fed asynchronous generator in order to feed electrical energy into an electric network. The converter comprises a network-side inverter, a generator-side inverter, and a controller, which outputs target values for demanded reactive power to at least one of the inverters. A reactive power target signal is determined for the portion that the network-side inverter contributes to the demanded reactive power Q | 2013-07-04 |
20130170255 | APPARATUS FOR CONTROLLING THE ELECTRIC POWER TRANSMISSION IN A HVDC POWER TRANSMISSION SYSTEM - An apparatus for controlling the electric power transmission in a high voltage direct current, HVDC, power transmission system includes at least one HVDC transmission line for carrying direct current, DC. The apparatus includes a first converter for converting alternating current, AC, to direct current and/or direct current to alternating current, and a second converter for converting direct current to alternating current and/or alternating current to direct current, each of the first and second converters having an AC side for output and/or input of alternating current and a DC side for output and/or input of direct current. The first converter is connectable via its DC side to the HVDC transmission line, the AC side of the second converter is connected to the AC side of the first converter, and the second converter is connectable via its DC side to a DC source. The apparatus is adapted to control the direct current of the HVDC transmission line by introducing a DC voltage in series with the HVDC transmission line. A HVDC power transmission system includes the above-mentioned apparatus. | 2013-07-04 |
20130170256 | CONTROL APPARATUS FOR REGENERATIVE MEDIUM VOLTAGE INVERTER - A control apparatus for regenerative medium voltage inverter is disclosed. The control apparatus controls a switching of a PWM converter unit by generating a voltage compensating a power difference between an input and an output of the PWM converter unit. | 2013-07-04 |
20130170257 | COMPOSITE AC-TO-DC POWER CONVERTER USING WYE ARCHITECTURE - A composite power conversion method using a WYE asymmetrical autotransformer that converts electrical power from AC to DC uses two or more conversion methods in parallel and provides a passive technique that “splits” the input 3-phase voltages into additional phases, so that the number of DC rectification pulses is increased to improve AC line current THD The WYE asymmetric autotransformer topology provides a potential improvement in size/weight and efficiency compared to former asymmetric autotransformers. | 2013-07-04 |
20130170258 | ELECTROMAGNETIC CONNECTOR - An electromagnetic connector is disclosed that is configured to form a first magnetic circuit portion comprising a first core member and a first coil disposed of the first core member. The electromagnetic connector is configured to mate with a second electromagnetic connector, where the second electromagnetic connector is configured to form a second magnetic circuit portion comprising a second core member and a second coil disposed of the second core member. The first core member and the second core member are configured to couple the first coil to the second coil with a magnetic circuit formed from the first magnetic circuit portion and the second magnetic circuit portion when the electromagnetic connector is mated with the second electromagnetic connector. The magnetic circuit is configured to induce a signal in the first coil when the second coil is energized. | 2013-07-04 |
20130170259 | METHOD AND APPARATUS FOR CONTROLLING THE EQUIVALENT RESISTANCE OF A CONVERTER - The disclosure provides a method for controlling an equivalent resistance of a converter. The method includes receiving a power source input signal, generating a first control signal according to a voltage level and a state of the power source input signal to adjust an equivalent resistance of the voltage conversion module and cause the voltage conversion module to operate in the damper mode or the converter mode, when the voltage conversion module operates in the converter mode converting the power source input signal to an output signal, and when the voltage conversion module operates in the damper mode detecting the voltage level or the current level of the power source input signal, and adjusting the equivalent resistance so that the voltage conversion module could operate in the bleeder mode or the converter mode to convert the power source input signal to the output signal. | 2013-07-04 |
20130170260 | POWER FACTOR CONTROL CIRCUIT AND POWER SOURCE DEVICE - A power factor control circuit of an embodiment includes an inductor, a switching element, a constant current element, a feedback coil, and a control circuit. The switching element is connected to one end of the inductor in series, performs a switching operation of repeating an on-state and an off-state when an input voltage is relatively high, continues the on-state when the input voltage is relatively low, and causes an input current to flow through the inductor. The constant current element is connected to the switching element in series and limits the current of the switching element. The feedback coil is magnetically coupled to the inductor, supplies a voltage to a control terminal of the switching element, and controls the switching element. The control circuit controls a constant current value of the constant current element depending on the input voltage. | 2013-07-04 |
20130170261 | SELF-DISCHARGE CONTROL FOR AN EMI FILTER CAPACITOR - An independent bleeding integrated circuit device is provided to replace the bleeding resistor for an EMI filter capacitor, to establish a discharge path between the two terminals of the EMI filter capacitor when the EMI filter capacitor is disconnected from an AC power source, for discharging the EMI filter capacitor. When the EMI filter capacitor is connected with an AC power source, the discharge path is cut off to avoid power loss. | 2013-07-04 |
20130170262 | ELECTROMAGNETIC DEVICE FOR GENERATING ELECTRICAL CURRENT AND METHODS THEREOF - An energy harvesting device (EHD) and method including a hollow outer envelope ( | 2013-07-04 |
20130170263 | TWO-WIRE LOAD CONTROL DEVICE FOR LOW-POWER LOADS - A two-wire load control device (such as, a dimmer switch or an electronic switch) for controlling the power delivered from an AC power source to an electrical load includes a controllably conductive device for controlling the power to the load, a microprocessor operable to generate a control signal that is representative of whether the load should be controlled on or off, a capacitor operable to produce a supply voltage for powering the microprocessor, a power supply that charges the capacitor when the controllably conductive device is non-conductive, and a control circuit that receives the control signal from the microprocessor. The control circuit is operatively coupled to the controllably conductive device for maintaining the controllably conductive device non-conductive after the beginning of each half-cycle until the magnitude of the supply voltage exceeds a predetermined threshold. | 2013-07-04 |
20130170264 | Systems And Methods For Providing AC/DC Boost Converters For Energy Harvesting - The present invention describes systems and methods for harvesting energy from an alternating magnetic field. An exemplary embodiment can include a flux concentrator having an open core coil wherein a first current with a first voltage is induced in the flux concentrator when placed proximate an alternating magnetic field. Additionally, the system can include a transformer, having a first and second winding, connected to the flux concentrator and inducing a second current in the second winding, wherein the second current has a second voltage higher than the first voltage and a threshold voltage of a first and second diode. Furthermore, the system can include a converter, connected to the secondary winding for charging the leakage inductance of the secondary winding by creating a short circuit between the secondary winding and the converter; and the diodes connected to the secondary winding and the converter for discharging the leakage inductance. | 2013-07-04 |
20130170265 | POWER CONVERSION APPARATUS - A three-phase rectification circuit rectifies output voltage of a three-phase AC power supply, a step-up converter circuit steps up the output voltage, and a smoothing device smoothes the stepped-up output voltage. A voltage detection circuit detects output voltage Vo | 2013-07-04 |
20130170266 | TWO-STAGE ISOLATED DC/AC CONVERSION CIRCUIT STRUCTURE - A two-stage isolated DC/AC conversion circuit structure, consisting of a main switch, a second switch attached to a controller, another controller for controlling, and in work mode 1 and 2, after passing through the capacitor filter the low frequency half sine wave power is stored on this capacitor. After an inductor outputs the low frequency half sine wave power through this capacitor filter, it can respectively pass through the first and second transformers to increase the voltage, and then pass through the first and second secondary diode rectifiers, outputting the positive and negative half waves AC to the end user, and allow the end user to obtain the whole wave of the AC. Using the first and second diodes prevents outputting in reverse, and has the effect of isolation, and prevents all the stored energy for the later stage end user recharging to the front stage DC/AC conversion circuit. | 2013-07-04 |
20130170267 | SUPPRESSION OF CHARGE PUMP VOLTAGE DURING SWITCHING IN A MATRIX CONVERTER - Switches of a matrix converter are protected from potentially damaging charge-pump voltage build-up during a transition (dead) time by pulsing On (temporarily closing) any “at risk” switch during the transition (dead) time. The temporary closing of the “at risk” switch discharges any voltage build-up across a parallel coupled capacitor, which protects the at risk switch from damage or failure. | 2013-07-04 |
20130170268 | POWER CONVERTER - A motor drive system wherein an LC circuit exists between an inverter and a motor is such that switching of semiconductor switching elements Su to Sw and Sx to Sz configuring the inverter is controlled by an on-signal formed of a first on-signal, a second on-signal, and an off-state period of a time the same as the first on-signal provided between the first on-signal and second on-signal, and by an off-signal formed of a first off-signal, a second off-signal, and an on-state period of a time the same as the first off-signal provided between the first off-signal and second off-signal, and surge voltage applied to an input terminal of the motor is suppressed by the time of the first on-signal and the time of the second off-signal being set to one-sixth of a resonance cycle specific to the LC circuit. | 2013-07-04 |
20130170269 | Heat Conductor for Use with an Inverter in an Electric Vehicle (EV) or a Hybrid-Electric Vehicle (HEV) - A heat conductor for use with an inverter in an electric or hybrid-electric vehicle, the inverter including a direct current link capacitor having multiple film capacitors configured in a stack to form a substantially polygonal prism. Each film capacitor has orthotropic characteristics. The heat conductor has a first substantially planar member configured to contact a first side of the polygonal prism formed by one of the film capacitors, and a second substantially planar member configured to contact a second side of the polygonal prism opposite the first side of the rectangular prism, the second side of the rectangular prism formed by another one of the film capacitors. The first and second planar member are thermally conductive for dissipating heat generated by the film capacitors, are attached by an interconnect, and have sufficient rigidity to confine expansion of the film capacitors across the thicknesses thereof. | 2013-07-04 |
20130170270 | POWER CONVERSION APPARATUS - A power conversion apparatus according to an embodiment includes a case that can be provided on a mounting wall surface and places therein an electric reactor and a power conversion board for performing power conversion between a predetermined power generator and a commercial electric power system. The case is sectioned into a central area and first and second side areas that sandwich the central area therebetween. The electric reactor is arranged in the central area. | 2013-07-04 |
20130170271 | INVERTER - An inverter with a connector element has a fixture with a connector element arranged thereupon and an electronic part which can be plugged into the connector element, together forming the inverter. The connector element is formed by a connector block for connecting at least one solar module, and at least one connector for the electronic part, wherein corresponding connector sockets for pluggably connecting to the connectors are arranged on the electronic part, and the inverter is formed by a DC breaking element. To allow solar modules to be separated easily, the connector element is composed of an assembly wherein the connector block and the connector are arranged at least on one side and a DC breaking element is arranged between them. An actuation element of the DC breaking element is arranged outside the assembly to mechanically or electronically activate and deactivate the connection between the connector block and the connector. | 2013-07-04 |
20130170272 | OPTIMIZED THRESHOLD SEARCH IN ANALOG MEMORY CELLS - A method includes storing data in a group of analog memory cells. The memory cells in the group are read using first read thresholds to produce first readout results, and re-read using second read thresholds to produce second readout results. Third read thresholds, which include at least one of the first read thresholds and at least one of the second read thresholds, are defined. Readout performance of the first, second and third read thresholds is evaluated based on the first and second readout results. The first, second or third read thresholds are selected based on the evaluated readout performance, and data recovery is performed using the selected read thresholds. | 2013-07-04 |
20130170273 | Content-Addressable Memory Architecture for Routing Raw Hit Lines Using Minimal Base Metal Layers - A CAM circuit includes a plurality of core memory cells, each cell including comparison logic for generating a local match signal based on a comparison between stored data in the cell and a compare value. The CAM circuit includes a plurality of local match lines, each local match line coupled with a corresponding cell and adapted to convey the local match signal generated by the cell. The CAM circuit includes combination logic for receiving respective local match signals generated by a subset of the cells and for generating an output word match signal having a value indicative of the local match signals. The subset of cells is arranged with at least one block having a word size that is limited based on available space for routing tracks used to convey the local match signals and at least one word match signal in a base metal layer across the cells. | 2013-07-04 |
20130170274 | SEMICONDUCTOR MEMORY DEVICE STORING MEMORY CHARACTERISTIC INFORMATION, MEMORY MODULE AND MEMORY SYSTEM HAVING THE SAME, AND OPERATING METHOD THEREOF - A semiconductor memory device includes a cell array including a plurality of regions accessed by first addresses, where the plurality of regions including at least two groups of regions having respectively different memory characteristics. The device further includes a nonvolatile array for nonvolatile storage of group information indicative of which of the least two groups each of the plurality of regions belongs. | 2013-07-04 |
20130170275 | DUAL PORT SRAM HAVING REDUCED CELL SIZE AND RECTANGULAR SHAPE - A dual port SRAM has two data storage nodes, a true data and complementary data. A first pull down transistor has an active are that forms the drain region of the first transistor and the true data storage node that is physically isolated from all other transistor active areas of the memory cell. A second pull down transistor has an active area that form the drain region of a second transistor that is the complementary data node that is physically isolated from all other transistor active areas of the memory cell. | 2013-07-04 |
20130170276 | ONE-TIME PROGRAMMABLE FUSE READ - This document discusses, among other things, a reference voltage generator circuit coupled to a plurality of fuse read circuits. The reference voltage generator circuit can be configured to mirror a reference current to produce a reference voltage and a gate bias voltage. The plurality of fuse read circuits can each be coupled to the reference voltage generator circuit and can also be coupled to a fuse of a plurality of fuses. Each fuse read circuit of the plurality of fuse read circuits can be configured to mirror the reference current using the gate bias voltage to produce a fuse read voltage across each fuse coupled to the plurality of fuse read circuits. Each fuse read circuit of the plurality of fuse read circuits can compare the fuse read voltage of each fuse and the reference voltage and can indicate a state of each fuse coupled to each fuse read circuit using the comparison. | 2013-07-04 |
20130170277 | Encoded Read-Only Memory (ROM) Bitcell, Array, and Architecture - Embodiments provide improved memory bitcells, memory arrays, and memory architectures. In an embodiment, a memory cell comprises a transistor having drain, source, and gate terminals; and a plurality of program nodes, with each of the program nodes charged to a pre-determined voltage and coupled to a respective one of a plurality of bit lines. | 2013-07-04 |
20130170278 | RESISTIVE RANDOM ACCESS MEMORY CELL AND RESISTIVE RANDOM ACCESS MEMORY MODULE - A resistive random access memory (RRAM) cell including a first electrode, a second electrode, and a plurality of repeated sets of layers is provided. Each of the sets of layers includes a resistance-changing layer, a barrier layer, and an ionic exchange layer between the resistance-changing layer and the barrier layer, wherein a thickness of each of the resistance-changing layer, the barrier layer and the ionic exchange layer exceeds a Fermi wavelength, and the thickness each of the resistance-changing layer and ionic exchange layer are less than an electron mean free path. Further, a RRAM module including the aforesaid RRAM cell and a switch is also provided. | 2013-07-04 |
20130170279 | Current Writing Circuit for a Resistive Memory Cell Arrangement - A current writing circuit for a resistive memory cell arrangement is provided. The current writing circuit comprises a first current source; a first reference potential terminal; a first switch configured to switch between the first current source and the first reference potential terminal during a write operation; a second current source; a second reference potential terminal; and a second switch configured to switch between the second reference potential terminal when the first switch is switched to the first current source, and the second current source when the first switch is switched to the first reference potential terminal, during the write operation, wherein the first current source and the second current source are of the same polarity. Further embodiments relate to a memory cell arrangement and a method of writing into a target resistive memory cell of a resistive memory cell arrangement. | 2013-07-04 |
20130170280 | SEMICONDUCTOR MEMORY DEVICE - A semiconductor memory device according to the embodiment comprises memory cells each having asymmetrical voltage-current characteristics, wherein the memory cell has a first state, and a second state and a third state of higher resistances than that in the first state, wherein the memory cell, (1) in the second state, makes a transition to the first state on application of a first voltage of the first polarity, (2) in the first state, makes a transition to the second state on application of a second voltage of the second polarity, (3) in the first state, makes a transition to the third state on application of a third voltage of the second polarity (the third voltage2013-07-04 | |
20130170281 | VARIABLE RESISTANCE MEMORY DEVICE AND METHOD FOR FABRICATING THE SAME - A variable resistance memory device includes a semiconductor substrate having an active area defined by an isolation layer extending in one direction, a gate line extending in another direction crossing the isolation layer through the isolation layer and the active area, a protective layer located over the gate line, a contact plug positioned in a partially removed space of the active area between the protective layers, and a variable resistance pattern coupled to a part of the contact plug. | 2013-07-04 |