39th week of 2010 patent applcation highlights part 41 |
Patent application number | Title | Published |
20100246149 | CONNECTION MEMBER AND PRINTED CIRCUIT BOARD UNIT - A connection member is disposed between a semiconductor package and a printed wiring board. The connection member includes: a base member formed of an insulating material; a plurality of through-holes provided in the base member at corresponding positions between a plurality of first terminal pads of the semiconductor package and a plurality of second terminal pads of the printed wiring board; and an electronic component inserted in the plurality of through-holes, the electronic component having a first electrode and a second electrode at ends thereof, the first electrode connected to one of the first terminal pads, the second electrode connected to one of the second terminal pads. | 2010-09-30 |
20100246150 | Interconnect Structure And A Method Of Fabricating The Same - An interconnect structure, an interconnect structure for interconnecting first and second components, an interconnect structure for interconnecting a multiple component stack and a substrate, and a method of fabricating an interconnect structure. The interconnect structure comprising a base portion formed on a mounting surface of a first component; a pillar portion extending from the base portion and substantially perpendicularly to the mounting surface; and a head portion formed on the pillar portion and having larger lateral dimensions than the pillar portion; wherein the base portion and the pillar portion are integrally formed of a homogeneous material. | 2010-09-30 |
20100246151 | ELECTRONIC COMPONENT MODULE - In a DC-DC converter module, a first through-hole conductor provided in a substrate as a first lead for electrically connecting a terminal as a voltage output terminal of an IC and a first terminal of an inductor component to each other and a second through-hole conductor provided in the substrate as a second lead for electrically connecting a terminal as a switching terminal of the IC and a second terminal of the inductor component to each other oppose each other in a direction intersecting a direction in which the first and second terminals oppose each other in the inductor component (i.e., the longitudinal direction of the substrate and inductor component). | 2010-09-30 |
20100246152 | INTEGRATED CIRCUIT CHIP USING TOP POST-PASSIVATION TECHNOLOGY AND BOTTOM STRUCTURE TECHNOLOGY - Integrated circuit chips and chip packages are disclosed that include an over-passivation scheme at a top of the integrated circuit chip and a bottom scheme at a bottom of the integrated circuit chip using a top post-passivation technology and a bottom structure technology. The integrated circuit chips can be connected to an external circuit or structure, such as ball-grid-array (BGA) substrate, printed circuit board, semiconductor chip, metal substrate, glass substrate or ceramic substrate, through the over-passivation scheme or the bottom scheme. Related fabrication techniques are described. | 2010-09-30 |
20100246153 | FLIP-CHIP FET CELL - A method and system for a FET cell is presented. The FET cell includes multiple individual transistors and interconnect bumps that are configured to flip-chip connect to a substrate. The substrate may have the majority of a matching structure for the FET cell. Furthermore, the FET cell may include a stability circuit in communication with the terminals of the individual transistors and further in communication with the interconnect bumps. Additionally, different materials can be used in combination in the FET cell and the separate substrate having the majority of the matching structure. Various materials may be more efficiency used in a FET cell, while other materials are suitable for the separate substrate. | 2010-09-30 |
20100246154 | Electromagnetic Interference Suppressing Device and Related Electronic Device - An electromagnetic interference suppressing device includes a plurality of signal guiding units coupled to a metal housing of an electronic component for receiving a plurality of signals transmitted from the metal housing (the electronic component is installed on a circuit board), a plurality of grounding units coupled to a plurality of ground pads of the circuit board for transmitting the plurality of signals to the plurality of ground pads, and a main body coupled to the plurality of signal guiding units and the plurality of grounding units for transmitting the plurality of signals between the plurality of signal guiding units and the plurality of grounding units so as to implement a return path. | 2010-09-30 |
20100246155 | LIGHTWEIGHT AUDIO SYSTEM FOR AUTOMOTIVE APPLICATIONS AND METHOD - A housing assembly for a lightweight electronic device for vehicular application is virtually “fastenerless” and includes a one-piece case formed of a layered composite structure including polymer based, electrically insulating sheet material and electrically conductive sheet material that is compression molded or hydroformed to provide three-dimensional case details to accept one or more electronic devices such as circuit boards required for electrical control and display of vehicle based systems. The conductive sheet material is preferably a wire mesh which provides shielding from electrical anomalies and grounding of the circuit boards via exposed wire mesh pads and adjacent ground clips. Major components and subassemblies are self-fixturing during the final assembly process, eliminating the need for dedicated tools, fixtures and assembly equipment. | 2010-09-30 |
20100246156 | FIXING MECHANISM FOR ELECTRONIC DEVICE - A fixing mechanism fixing a storage device to a bracket includes a fastening member. The fastening member is fixed to the storage device, and has a first connecting hook and a second connecting hook. A first latching portion and a second latching portion are formed on the bracket. The first latching portion defines an engaging groove. The first connecting hook is elastic and engaged in the engaging groove of the first latching portion. The second connecting hook engages the second latching portion. | 2010-09-30 |
20100246157 | DISPLAY DEVICE - A display device of the invention is provided with: a display panel; a lower frame that covers the lower side of the display panel, and includes a front wall and a bottom wall; a drain hole formed to the bottom wall; and a water-absorbing porous member provided to the inner surface of the bottom wall in such a manner as to cover the drain hole. With such a configuration, the resulting display device can swiftly drain any liquid entering inside thereof. | 2010-09-30 |
20100246158 | LIGHTING DEVICE - The present invention provides a lighting device, comprising a first light guide adapted to guide light and output the light in a first direction; a second light guide adapted to guide light and output the light in another, second direction; a dividing structure adapted to receive light from a light source and guide the light into the first light guide and into the second light guide, wherein the dividing structure comprises controllable dividing means for guiding a first percentage of the light from the light source into the first light guide, and a second percentage of the light from the light source into the second light guide. | 2010-09-30 |
20100246159 | LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING THE SAME - A light emitting device, includes: a casing; a window; a semiconductor laser provided in an enclosed space formed by the casing and the window; and a fluorescent material in a form of any one of a crystal and glass, the fluorescent material being provided in the enclosed space, the fluorescent material absorbing laser light emitted from the semiconductor laser and emitting secondary light having a wavelength different from a wavelength of the laser light, and the secondary light being taken out through the window. | 2010-09-30 |
20100246160 | ILLUMINATION APPARATUS, DISPLAY APPARATUS, AND METOD OF PRODUCING AN ILLUMINATION - [Object] To provide an illumination apparatus capable of suppressing a chromaticity fluctuation due to a view angle and an incident angle. | 2010-09-30 |
20100246161 | OPTICAL SHEET, SURFACE LIGHT SOURCE DEVICE, AND TRANSMISSION DISPLAY DEVICE - An optical sheet is incorporated in a direct type surface light source device including a light source and is configured to allow light emitted from the light source to exit after changing a travel direction of the light. The optical sheet has a light exiting side lens part including unit lenses juxtaposed to one another and each unit lens is convex toward a light exiting side. A light scattering layer, configured to scatter the light, is provided to each unit lens. The light scattering layer extends along a light exiting side surface of each convex unit lens and constitutes the light exiting side surface of the unit lens. A thickness of the light scattering layer around an apex portion of each unit lens is greater than the thickness of the light scattering layer around each end portion of the unit lens. | 2010-09-30 |
20100246162 | LAMP SOCKET AND DISPLAY DEVICE HAVING THE SAME - A lamp socket formed to facilitate the performance of a lamp assembly, and a display device having the lamp socket, are provided. The lamp socket includes a holding portion mounted on a board, and a terminal portion bent from the holding portion and having a lamp insertion hole into which a lamp is securely inserted, wherein the lamp insertion hole is formed through the terminal portion and has a cross-sectional width gradually decreasing toward a lower portion of the terminal portion. | 2010-09-30 |
20100246163 | DISPLAY APPARATUS AND MANUFACTURING METHOD THEREOF - A display apparatus includes a display panel and a light guide unit. The light guide unit includes a body portion and a support portion. The body portion includes a light outputting surface near the display panel, and the support portion is placed on the edge of the light outputting surface to support the display panel. The support portion has an inclined surface, and at least one groove is formed between the inclined surface and the display panel for accommodating glue that combines the display panel and the light guide unit. In addition to being disposed in the groove, glue may be further disposed in a gap between the display panel, a back bezel, and the light guide unit. | 2010-09-30 |
20100246164 | Hollow Edge-Type Backlight Module with Light-Emitting Array - A hollow edge-type backlight module with a light-emitting array and a display apparatus containing the same are disclosed. The hollow edge-type backlight module mainly utilizes a hollow reflection structure to replace a light-guide plate structure, and forms a light-emitting unit by collaborating with an edge-type light source, and forms a light-emitting array by appending together a plurality of light-emitting units. The reflection structure of each light-emitting unit has a horizontal surface and a reflective surface connected to the horizontal surface, wherein there is an angle included between the reflective surface and a surface extended from the horizontal surface, and the light source is disposed adjacent to the horizontal surface. A diffuser of the hollow edge-type backlight module is disposed above the reflective surface and the horizontal surface, and the diffuser, the light source, the horizontal surface and the reflective surface define at least one air cavity. | 2010-09-30 |
20100246165 | Invisible and/ or non-invisible designed inflatables combined with electric black ultra-violet lights and inflator nozzle fixture accessories - Itemized inflatables and their accessories relating generally to party, advertising, and, ornamental goods and supplies are disclosed herein to include invisible and/or non-invisible (visible) designed clear transparent inflatables made of diversified materials of varying sizes, shapes, and, forms, extently using fluorescent, phosphorescent, and, standard (invisible and/or visible) paint means, said inflatables resiliently adhesively combined with multiple varieties of electric (battery operated) black ultra violet lights and standard lights fixtures, adaptedly comprising numerous different and common inflator nozzle means, so as to permit said inflatables to demonstrably emanate, never before seen, out of the ordinary distinct iluminations of carefully, strategically, and, articulately positioned designed images, that appear and disappear in whole or in part, from the hidden to the visible and back to obscurity, thereby, imparting to viewers, continual repetitions of unique, dramatic, multiple stupendous, exciting visual displays and effects, of truly unlimited epic proportions. | 2010-09-30 |
20100246166 | Illumination apparatus - An illumination apparatus includes a housing, a light source, a centrifugal fan, and a heat sink. The housing has an accommodation, a plurality of inlets, and a plurality of outlets. The accommodation communicates with the outside of the housing through the inlets and the outlets. The light source, the centrifugal fan, and the heat sink are disposed in the accommodation. The heat sink includes a base and a plurality of fins connected to the base. The base is connected to the light source, the fins radially surround the centrifugal fan. An air channel is disposed between two adjacent fins. An air from the outside of the housing is capable of flowing into the accommodation through the inlets and then into the centrifugal fan in an axial direction of the centrifugal fan, and flow out of the accommodation in a radial direction of the centrifugal fan through the air channel and outlets. | 2010-09-30 |
20100246167 | FLASHLIGHT HOLDER AND ASSEMBLY - A flashlight assembly provides a convenient ability to turn the flashlight on and off, particularly for flashlights with a pressure activated power switch disposed on a rear portion of the flashlight. In one version, the flashlight assembly includes a flashlight holder that has a housing for receiving the flashlight's rear portion therein. The flashlight holder also has a handle connected to the housing that includes a support arm and an actuator arm. The support arm extends outwardly from the housing, while the actuator arm extends from the support arm back toward the housing, so as to overlie the power switch in spaced relation thereto. Disposed in this manner, the actuator arm is movable between depressed and released configurations. This movement allows the power switch to be selectively depressed and released, so as to turn the flashlight on and off. Other versions and methods are also disclosed. | 2010-09-30 |
20100246168 | REFLECTOR WITH COATING FOR A FLUORESCENT LIGHT FIXTURE - A fluorescent light fixture includes a frame supporting a reflector having at least one elongated recess, the recess having a light reflecting side configured to at least partially surround at least one elongated fluorescent bulb having a diameter D, and defined by a geometry having a convex portion merging with angled sidewalls. A powder coating is disposed on the light reflecting side of the recess of the reflector. A method of making a fluorescent light fixture includes providing a frame supporting the reflector, the reflector having a recess with a light reflecting side to at least partially surround a fluorescent bulb, the recess defined by a geometry having a convex portion merging with angled sidewalls, and applying a white thermosetting powder coating on the light reflecting side of the recess of the reflector. | 2010-09-30 |
20100246169 | Lighting Device - A lighting device with at least one first-element that emits visible light at a wavelength and irradiance sufficient to inactivate one or more pathogenic bacterial species, and at least one second element that emits light of one or more longer wave-lengths to that of the first-element. The at least one second element has a higher illuminance than that of the at least one inactivating element or component. | 2010-09-30 |
20100246170 | LIGHT GUIDING STRUCTURE FOR CONNECTOR - A light guiding structure for connector includes a light-guiding unit having more than one light guiding post, and each of the light guiding posts having a light-input end and a light-output end; and a shielding unit enclosing an outer side of the light guiding posts. When the light guiding structure is mounted on a connector case for guiding light, light beams propagating in different light guiding posts are isolated from one another by the shielding unit. Therefore, light beams can be stably and exactly guided by the light guiding posts without light loss and mutual interference to thereby avoid error determination by a user. | 2010-09-30 |
20100246171 | LED Replacement Projector Light Source - An LED replacement light source for typical flash lamp projector bulbs. The LED source can be configured in the same form factor as the original bulb module. Clusters of LEDs or LEDs in series and parallel can be used to replace the projector lamp module. A varistor or other surge protector can be used to protect the LED array from the initial high voltage firing spike supplied by the power supply. The replacement module can have LEDs mounted on a heat sink with a collimator in front of the LEDs and an optional reflector. | 2010-09-30 |
20100246172 | LED LAMP - An LED lamp includes a housing, an LED module received in the housing and a lamp holder engaging the housing to position the LED lamp to a panel. The housing includes a base and a plurality of fins integrally extending from the base. The base defines a receiving recession in a bottom thereof, receiving the LED module therein. The lamp holder is connected to the base of the housing via fasteners extending through the lamp holder and inserting in the base of the housing. An illumination angle of the LED lamp is adjustable within the lamp holder via rotation of the housing about the fasteners. | 2010-09-30 |
20100246173 | ILLUMINATION DEVICE WITH LIGHT DIFFUSION PLATE - An exemplary illumination device includes a solid-state light source and a light diffusion plate. The solid-state light source is configured for generating light, and the solid-state light source defines a central axis. The light diffusion plate is arranged generally adjacent to the solid-state light source. The plate includes an incident surface and an output surface at opposite sides thereof. At least one of the incident surface and the output surface has parallel micro-structures each having a length parallel to a first reference axis. The micro-structures are arranged in two groups at opposite sides of the central axis, and the micro-structures of the two groups are symmetrical relative to each other across the central axis. The first micro-structures are configured for increasing a radiating range of the light entering the plate along respective opposite directions of a second reference axis substantially perpendicular to the first reference axis. | 2010-09-30 |
20100246174 | ILLUMINATION DEVICE FOR VISUAL INSPECTION AND VISUAL INSPECTION APPARATUS - An illumination device for visual inspection includes: a transmissive reflector plate that is formed of a light transmitting material, has an opening in a center, assumes a dome shape, a radius of which is gradually expanded downward with a center axis of the opening set as a center, and has a lower surface formed of a reflecting surface on which fine unevenness for diffusing and reflecting light from below is formed and an upper surface located on an opposite side of the lower surface; first, second, and third light source units that irradiate light on an inspection object, the first, second, and third light source units being provided on the upper surface of the transmissive reflector plate and arranged in a place below the opening and passing the center axis; and a fourth light source unit that irradiates light on the inspection object and being provided below the transmissive reflector plate. | 2010-09-30 |
20100246175 | Lighting Device - A lighting device with an extended, non-punctiform light source, a reflector which conically surrounds the light source, and a lens for concentrating the emitted light is characterised by the fact that the lens is mounted so as to be capable of moving along an optical axis of the lighting device within a predetermined range of movement in such a way that the focal point of the lens in the direction of emission can be shifted at least into an area behind the notional apex of the reflector. | 2010-09-30 |
20100246176 | FRESNEL LED LENS AND LED ASSEMBLY THEREOF - A Fresnel light emitting diode (LED) Lens and a LED Assembly thereof are provided. The Fresnel LED Lens is a lens disposed with a plurality of Fresnel optical surfaces. Each Fresnel optical surface includes a zone area having a plurality of drafts with vertical shape. Each Fresnel optical surface is arranged linearly along a center of a corresponding LED, and each Fresnel optical surface can used to focus light emitted from a LED chip so as to generate a quasi-circle distribution pattern of light with uniform light intensity and satisfy special optical requirements. A LED assembled formed by the Fresnel LED lens and a corresponding LED is used as a light source applied to illumination, mobile phone flashlights or camera flashlights. | 2010-09-30 |
20100246177 | LIGHTING DEVICE AND METHOD OF COOLING LIGHTING DEVICE - A lighting device comprising a solid state light emitter and a fan, the fan blowing fluid toward the emitter. A lighting device comprising a solid state light emitter and a baffle, the solid state light emitter being movable. A lighting device comprising a solid state light emitter, a substrate and a diaphragm, the diaphragm defining a chamber having a valve and being movable. A lighting device comprising a housing and a solid state light emitter within the housing, the solid state light emitter being movable. Also, methods of cooling a lighting device. | 2010-09-30 |
20100246178 | Thermal Management For LED Lighting - A light emitting diode (LED) lighting device that includes a housing and a heat sink assembly received within the housing. The heat sink assembly includes at least a first heat sink member and at least a second heat sink member. A printed circuit board having at least one LED provided thereon is mounted to both the first heat sink member and the second heat sink member. At least one biasing member biases an outer side of the first heat sink member and an outer side of the second heat sink member into contact with an inner side of the housing. Heat from the at least one LED is transferred through the heat sink assembly to the housing, where it is dissipated into the air. | 2010-09-30 |
20100246179 | LED LAMP - An LED lamp includes a lamp body having a heat sink forming an insert and a lamp holder which is connected to the heat sink of the lamp body. The lamp holder includes a mounting portion extending outwards from an external surface thereof. The mounting portion defines a socket. The insert is inserted into the socket to thereby connect the lamp body with the heat sink of the lamp holder. An light source module consisting of a plurality of LEDs is mounted on a bottom surface of the heat sink. | 2010-09-30 |
20100246180 | Solid state architectural lighting system - Functional and decorative solid-state lighting systems for architectural applications and method of installation thereof are disclosed. The lighting systems do not require housing or cavity as previously required offering an improved method of installation. | 2010-09-30 |
20100246181 | LED LAMP - A light emitting diode (LED) lamp, includes casing and an LED module received in the casing. The casing defines a light-outputting opening in a bottom thereof and has a plurality of fixing parts which are formed at two facing inner sides of the casing and spaced from the light-outputting opening with different distances. The LED module is selectively fixed to one of the fixing parts. Therefore, a distance between the LED module and the light-outputting opening is adjustable by selectively fixing the LED module to different one of the fixing parts. | 2010-09-30 |
20100246182 | SPRING SLOT&LOCK QUICK-CHANGE GOBO CHANGER SYSTEM - For lighting equipment for illumination of theatre and show stages and platforms there is designed equipment for quick change of rotary gobos comprising a carrier disc supporting interchangeable segments with the gobos. The individual segments are attached at the carrier disc by springs which register the position of the segment on the gobo carrier while at the same time holding the segment in place. | 2010-09-30 |
20100246183 | AUTOMATED LUMINAIRE IRIS - Described are an improved automated luminaire | 2010-09-30 |
20100246184 | STAGE LIGHT FITTING FOR MAKING LIGHT EFFECTS - A stage light fitting for making light effects has a light source adapted to generate a light beam extending along an axis; a main optical assembly; and at least one filter for shaping the light beam; wherein the filter is arranged between the light source and the main optical assembly, is adapted to selectively intercept the light beam, and has a multi-faceted face defined by a plurality of adjacent cavities. | 2010-09-30 |
20100246185 | LIGHT COLLECTION SYSTEM FOR A LUMINAIRE - Described are improved automated luminaire | 2010-09-30 |
20100246186 | ILLUMINATION LAMP - An illumination lamp includes a housing, light source, a light reflecting device and a light path conversion device. The housing defines a light emitting window therein. The light source is disposed in the housing. The light reflecting device is disposed in the housing and has a reflecting surface. The light path conversion device is disposed in the housing. The light path conversion device is configured for converting light rays emitted from the light source into parallel light rays and directing the parallel light rays toward the light reflecting surface of the light reflecting device. The light reflecting device reflects the parallel light rays out of the housing via the light emitting window. | 2010-09-30 |
20100246187 | FLOODLIGHT - A floodlight including an electronic ballast which makes the floodlight easier to handle. A floodlight | 2010-09-30 |
20100246188 | LIGHTING APPARATUS - A lighting apparatus including a reflector having a reflective surface partially enclosing an interior space and defining a focal point within the interior space, and a filament positioned substantially within the interior space. In some examples, the filament is made substantially of tungsten. In some examples, the reflective surface extends along a longitudinal axis and curves around the longitudinal axis. In some examples, the reflective surface defines an elliptical paraboloid. In some examples, the filament may be placed substantially at the focal point of the reflective surface. | 2010-09-30 |
20100246189 | ROUND REFLECTOR FOR ELECTROMAGNETIC RADIATION - A reflector has a one-piece sheet-metal body having an anodized front face and unitarily formed with a central annular part lying generally in a plane and having an inner periphery generally centered on an axis and adapted to accommodate a light source and an outer periphery. A plurality of flat fingers project from the outer periphery, extend at an acute angle to the plane, have outer ends, and each have a pair of generally parallel side edges. Each edge of each finger is closely juxtaposed with the edge of the adjacent finger and the fingers form with the annular part a concave shape. | 2010-09-30 |
20100246190 | DIFFUSION SHEET, DIFFUSION UNIT, ILLUMINATING UNIT, AND DISPLAY DEVICE - In a diffusion sheet ( | 2010-09-30 |
20100246191 | OPTICAL SHEET AND METHOD FOR PRODUCING THE SAME - An optical sheet including a first layer having a concavo-convex pattern which reflects light, and a second layer laminated over the concavo-convex pattern and made of a light-transmissive material, wherein the optical sheet is disposed opposite to a light-emitting surface of a light-emitting element. | 2010-09-30 |
20100246192 | OPTICAL LENS AND ILLUMINATING DEVICE INCORPORATING THE SAME - An optical lens includes an array of lens units. Each lens unit includes a main body, a light diverging portion and a light converging portion. The main body includes a light incident surface and a light emitting surface opposite to the light incident surface. The light diverging portion is configured for expanding a light field along a first direction. The light converging portion is configured for compressing a light field along a second direction. The light diverging portion and the light converging portion are formed on at least one of the light incident surface and the light emitting surface. The light converging portion includes parallel recesses distributed along the second direction. | 2010-09-30 |
20100246193 | Recessed Lighting Fixture - Lighting fixtures provided with trim assemblies that prevent a vandal from rendering the fixtures inoperative or otherwise damaging or tampering with the fixtures, and further provides protection against damage due to accidental contact with the fixture. The fixtures generally include a mounting plate, a ceiling bracket, a reflector that houses a light source, and a bezel assembly. The ceiling bracket is supported on the ceiling by the mounting plate via the use of retainer brackets. The bezel assembly in turn is supported on the ceiling by the ceiling bracket. The bezel assembly includes a bezel housing and at least one tamper-resistant lens mounted in the housing. The bezel assembly serves to cover and protect the light fixture, particularly the light source housed in the fixture, from damage caused by intentional or accidental external forces. | 2010-09-30 |
20100246194 | Lighting fixture having a latching system and an auxiliary emergency light - A lighting fixture having a housing with a main body, and a primary light source disposed beneath a cover secured thereto with a latching mechanism. The light fixture may include a reflector suspended above the main body on a pair of struts. The latching mechanism is engaged by pivoting at least one exterior wall of the housing to provide tool-less access to the light source. In an alternative embodiment, the main body attaches to a mounting arm and a wall mount housing with a secondary adjustable light source. | 2010-09-30 |
20100246195 | UNDERWATER LIGHT SYSTEM - An underwater light system includes a waterproof housing for enclosing a light source. According to one embodiment the housing has a removable, transparent, acrylic dome which seats onto a metal base. Strobe light electric circuitry and one or more light bulbs or other light sources are disposed inside the housing. The housing is configured to be vacuum sealed, and the removable nature of the dome and metal base permits convenient access to the light sources for replacement or other maintenance. An external electrical cable provides power via an external power source for the light sources while in use underwater. The power source is disposed apart from the housing, and the external power cable remains attached to the housing while underwater and in use. | 2010-09-30 |
20100246196 | LENS SLIDE FOR AN AUTOMATED LUMINAIRE - The described systems | 2010-09-30 |
20100246197 | ILLUMINATION DEVICE AND IMAGE DISPLAY DEVICE - The present invention provides an illumination device for illuminating a periphery of equipment such as an image display device, including: a plurality of illumination parts on which a light source is mounted; and a support part for supporting the plurality of illumination parts, so that a different area of the periphery of the equipment is irradiated with light from the plurality of illumination parts. | 2010-09-30 |
20100246198 | Illuminated Bezel of Charge Port for Electric Vehicle - A pocket assembly is provided for mounting at a recess of a vehicle body where a charge port of the vehicle is located, the pocket assembly has a body mountable to a vehicle, wherein the body has a base portion and a bezel portion, at least one outer layer established at an outer surface of said bezel portion, wherein the at least one outer layer is viewable at the side of the vehicle when the charge port is being accessed by a user of the vehicle and an illumination source disposed at or behind said bezel portion, and an illumination source being operable to illuminate indicia established at or on the bezel portion. | 2010-09-30 |
20100246199 | Cycling Computer with Detachable Lighting Apparatus for Bicycle or Other Vehicle - A lighting apparatus useable with a bicycle or other manually operated vehicle includes first and second housings, as well as a connection mechanism by which the first and second housings are attachable to and detachable from each other. A central processing unit and at least one power source are receivable within the first housing, while the second housing includes a light emitting element that is adjustable to multiple angular positions relative to the first housing to provide illumination at different emission angles. The second housing constitutes one of a plurality of second housings that are interchangeable to provide for varied lighting conditions. The connection mechanism allows relative pivotal movement between the first and second housings and permits electrical communication between the light emitting element and the power source when the first and second housings are attached to each other. | 2010-09-30 |
20100246200 | AUTOMOTIVE TAILLIGHT LIGHT GUIDE - A light guide for an automotive tail light may be efficiently made with a plurality of thick planar light guides stacked side by side to have a common input source point at one end, but spread at their respective opposite ends to be arranged to form parallel planes separated sufficiently to project a relatively larger combined image that may suggest in outline a larger object. The relatively thick plates efficiently transmit light. The planar structures direct light efficiently in the horizontal plane. The side by side offset of the output windows creates an image of a larger more readily seen structure. | 2010-09-30 |
20100246201 | Light Module and Lighting Device - The invention relates to a light module ( | 2010-09-30 |
20100246202 | FLASHER SUPPORT STRUCTURE - A flasher support apparatus is provided which lets an external force applied to a lighting apparatus main body escape effectively in a flasher support structure supporting the lighting apparatus main body via a tubular lighting apparatus stay having elasticity. A flasher support structure includes a bottom wall portion disposed on a first axial end of a flasher stay, the bottom wall portion including a mounting hole (a center insertion hole) of a front flasher and an insertion hole (a rear end insertion hole) of a flasher cable; and a peripheral wall portion extending from an outer edge portion of the bottom wall portion toward a vehicle body side so as to widen an opening. | 2010-09-30 |
20100246203 | SYSTEM AND METHOD FOR EXTERIOR LIGHTING OF VEHICLES - A system and method for exterior projection lighting of a vehicle include a generally ellipsoidal faceted reflector disposed on a rear side of a projection lens. First and second focal points of each facet define corresponding reflector focal regions. A semi-conducting light source positioned at an acute angle, such as a single light emitting diode (LED) without a primary optic, emits light toward the reflector from within the first reflector focal region. Reflected light passes through the projection lens to illuminate a desired beam pattern. A curved shade disposed between the projection lens and the light source has at least a portion of a top edge disposed within the second reflector focal region. The shade blocks a portion of reflected light from extending below the optical axis. | 2010-09-30 |
20100246204 | LAMP UNIT - A lamp unit includes a first semiconductor light-emitting element that serves as a light source; a second semiconductor light-emitting element that serves as a light source; a support member that supports the first semiconductor light-emitting element and the second semiconductor light-emitting element; a first reflector provided above the first semiconductor light-emitting element, which reflects light radiated from the first semiconductor light-emitting element forward; a shade that blocks a portion of reflected light from the first reflector; a projection lens provided in front of the first reflector with the shade disposed therebetween, which forms a light distribution pattern with a cut-off line from light reflected by the first reflector; a positioning portion that positions the projection lens; and a second reflector provided below the second semiconductor light-emitting element, which reflects light radiated from the second semiconductor light-emitting element forward. The shade, the positioning portion, and the second reflector are integrally molded as a composite part. | 2010-09-30 |
20100246205 | Vehicle headlamp - A vehicle head lamp comprising a first low beam member including a first light source part; a second low beam member including a second light source part, wherein the first low beam member and the second low beam member are arranged in a vertical direction and are both reflective type; a first frame including a partition, the first frame supporting the first low beam member and the second low beam member, and the partition separating the first low beam member and the second low beam member; and a storage provided in a rear side of the partition, the storage accommodating the first and the second light source parts. | 2010-09-30 |
20100246206 | APPARATUS FOR PROVIDING EVEN, FOCUSED ILLUMINATION OF A TARGET SURFACE - The present invention discloses improvements on an apparatus for reading a document by illuminating it with a beam of focused light, directing the reflected light to an array of optical sensors, digitalizing the resulting image and storing it for future use. It discloses several aspects of the light pipe element aimed at improving the illumination of the targeted area for the aforementioned purpose, including the shape of the light pipe ends, the use of a refracting coat on the back of the light pipe and the shaping of the light pipe front surface to focus the light rays on the target surface. | 2010-09-30 |
20100246207 | LASER LIGHT SOURCE DEVICE, IMAGE DISPLAY AND ILLUMINATOR - There is a problem that in the connection portion between a rare-earth-doped double clad fiber and a single mode fiber, pumping light leaks in a portion having the coating, and the fiber generates heat partially with this energy and deteriorates. Also, there is another problem that the output is limited as the oscillation wavelength becomes shorter. Accordingly, in a laser light source device formed by combining a fiber laser and a fiber amplifier, by using the residual pumping light in the fiber laser as the pumping light in the fiber amplifier, it is possible to enhance the reliability by preventing the fiber deterioration caused by the residual pumping light. Further, by amplifying the output in the fiber amplifier in the latter stage without any limitation on the pumping light output, it is possible to increase an output of the oscillation light. | 2010-09-30 |
20100246208 | Light guide plate - A light guide plate comprises: a rectangular light exit plane and at least one light entrance plane in contact with the light exit plane, wherein the light guide plate comprises three or more structural layers disposed on each other in a direction normal to the light exit plane, each structural layer containing scattering particles dispersed therein, the structural layers having different particle densities of scattering particles. | 2010-09-30 |
20100246209 | DISPLAY DEVICE - Provided is a display device for an embodiment in which a central axis of a light guide plate (LGP) and a central axis of one or more light sources are matched with each other to maximize efficiency of the light sources, and which has an ultra-slim structure. The display device may include: a display panel which displays an image; an LGP which guides light to the display panel; light sources which are disposed on a side of the LGP and provide light to the LGP; a circuit board which is disposed on a side of the display panel with the light sources mounted on a surface thereof, and driving chips which drive the display panel mounted on an opposite surface thereof; and a frame which houses the LGP and the light sources and on which the circuit board and the display panel are mounted. | 2010-09-30 |
20100246210 | BACKLIGHT UNIT AND DISPLAY UNIT - A backlight unit ( | 2010-09-30 |
20100246211 | PLANAR ILLUMINATION DEVICE - A planar illumination device includes at least one light source, a housing structure, at least one light guide plate, and at least one light exiting surface. The at least one light source is received in the housing structure. The housing structure includes at least one light emitting surface through which the light emitted from the at least one light source exits the at least one housing. The at least one light guide plate includes at least one light incidence surface through which the light enters into the at least one light guide plate, and contacts with the at least one light emitting surface. The light exits the at least one light guide plate through the at least one light exiting surface. The at least one light exiting surface includes a plurality of continuously connected bulge points formed thereon. | 2010-09-30 |
20100246212 | Backlight and displaying/imaging apparatus - The present invention provides a backlight capable of suppressing loss of light from an invisible light source and a displaying/imaging apparatus using the same. The backlight includes: a light guide plate having a light emitting face and a rear face opposed to the light emitting face; a visible light source disposed on a side face of the light guide plate; an invisible light source disposed on a side face of the light guide plate; a first reflection film disposed on the rear face side of the light guide plate, reflecting light from the visible light source, and transmitting light from the invisible light source; and a second reflection film disposed on the rear face side of the light guide plate and reflecting light from at least the invisible light source out of the visible light source and the invisible light source. | 2010-09-30 |
20100246213 | LIGHT EMITTING DEVICE, DISPLAY DEVICE AND MANUFACTURING METHOD OF THE LIGHT EMITTING DEVICE - A light emitting module ( | 2010-09-30 |
20100246214 | Switching power supply unit - A witching power supply unit, which suppresses switching loss in switching elements and surge voltage onto an output rectifier device and reduces the number of components, is provided. The switching power supply unit include: a switching circuit of full bridge type disposed on the input side; a rectifier circuit disposed on the output side; a transformer disposed between the switching circuit and the rectifier circuit and including a first winding on the input side, a second winding on the output side, a third winding; a surge voltage suppressing circuit connected in parallel with the switching circuit; and a driving circuit. The third winding is connected to the full bridge circuit to form a H-bridge configuration. Magnetic coupling between the first and second windings and magnetic coupling between the first and third windings are both looser than that between the second and third windings. | 2010-09-30 |
20100246215 | ISOLATED DC-DC CONVERTER - An isolated DC-DC converter includes a transformer, a main switch, an active clamp circuit and a control unit. The transformer has a primary winding. The main switch and the active clamp circuit are connected to the primary winding. The active clamp circuit has an auxiliary switch and a clamp capacitor connected in series. The control unit is provided for controlling the main switch and the auxiliary switch. The control unit performs a soft start operation of the converter before a normal operation. The control unit performs anti-saturation control before starting the soft start operation. The anti-saturation control includes an act of controlling the main switch and the auxiliary switch so that the auxiliary switch performs ON-OFF operation with the main switch kept OFF until voltage of the clamp capacitor drops below a level at which the transformer is to be magnetically saturated after starting the soft start operation. | 2010-09-30 |
20100246216 | SWITCH MODE POWER SUPPLY CONTROLLERS - This invention relates to SMPS controllers employing primary side sensing. We describe a system for identifying a knee point in a sensing waveform, at which the output voltage of the SMPS may be sampled accurately on the primary side. The system identifies the knee point, broadly speaking, by tracking a portion of a power transformer voltage waveform, and samples the voltage waveform at the knee point to determine the SMPS output voltage. In preferred embodiments this technique is implemented using a circuit akin to a decaying peak detector, providing a timing signal indicating detection of the knee point. Sample/hold and error amplifier circuits may be employed to achieve output voltage regulation. | 2010-09-30 |
20100246217 | DIRECT AC POWER CONVERTING APPARATUS - A control section controls a current-source converter simultaneously with or prior to conduction of a power supply switch to connect a clamp capacitor and capacitors between a first input line on which a resistor is provided and any one of second and third input lines in parallel with each other. Accordingly, current is transmitted to the clamp capacitor via the resistor when the power supply switch is brought into conduction, which prevents inrush current from flowing to the clamp capacitor. In addition, for example, the capacitors are not charged prior to the clamp capacitor, whereby it is possible to prevent the inrush current from flowing from the capacitors to the clamp capacitor when they are connected in parallel with each other. | 2010-09-30 |
20100246218 | POWER FACTOR CONTROL CIRCUIT AND MAINS POWER SUPPLY - The invention relates to a power factor control circuit ( | 2010-09-30 |
20100246219 | Applying Charge Pump To Realize Frequency Jitter For Switched Mode Power Controller - Method and apparatus for adding jitter to an oscillator for reducing EMI are disclosed An oscillator circuit includes an oscillator configured to generate a first clock having a first frequency and a frequency jitter circuit including a charge pump configured to charge and discharge first and second capacitors repeatedly for obtaining a time-varying voltage having a second frequency. The time-varying voltage is coupled to the oscillator to vary the first frequency within a frequency range. The charge pump includes a first switch for coupling the first capacitor to a voltage source and a second switch for coupling the first capacitor to the second capacitor. A charge transfer between the first and second capacitors is configured to provide the time-varying voltage. | 2010-09-30 |
20100246220 | METHOD AND APPARATUS FOR MULTI-STAGE POWER SUPPLIES - A power supply having an specified hold-up time to take a input voltage and convert it to an output voltage, comprising: a first power stage to receive the input voltage; a second power stage to generate the output voltage and an output current; an intermediate charge storage device coupled between the first and second power conversion stages providing an intermediate output voltage in response to the input voltage; and a controller that controls the intermediate output voltage according to a voltage function that is associated with the hold-up time. | 2010-09-30 |
20100246221 | DYNAMIC PHASE MANAGER FOR MULTI-PHASE SWITCHING REGULATORS - An apparatus is provided. The apparatus comprises a current sensor, an error amplifier, a comparator, an analog-to-digital converter (ADC), control logic, and drivers. The error amplifier is adapted to receive a reference voltage and a feedback voltage, and the comparator has a first input terminal and a second input terminal, where the sum of at least a first portion of a common mode voltage and an output of the error amplifier is input into the first input terminal, and wherein the sum of at least a second portion of the common mode voltage and an output of the current sensor is input into the second input terminal. The ADC receives the sum of the second portion of the common mode voltage and the output of the current senor. Additionally, the ADC has a plurality of internal threshold voltages that are between the common mode voltage and an overcurrent limit adjustment voltage. The control logic receives an output from the comparator and the ADC, and the drivers are each adapted to receive at least one control signal from the control logic so as to provide drive signals to a converter. | 2010-09-30 |
20100246222 | METHOD AND APPARATUS FOR DIGITAL CONTROL OF A SWITCHING REGULATOR - Various techniques directed to the digital control of a switching regulator are disclosed. In one aspect, a power supply regulator includes a compare circuit to be coupled to receive a feedback signal representative of an output level of a power supply. This causes a feedback state signal to be generated having a first feedback state that represents an output level of the power supply that is above a threshold level and a second feedback state that represents an output level of the power supply that is below the threshold level. An adjustment circuit is coupled to the compare circuit to adjust the feedback state signal in response to at least one of adjusting the threshold level or adjusting the feedback signal. The adjustment to the feedback state signal tends to cause the feedback state signal to revert from a state at the time of adjustment to a state immediately preceding the adjustment. A control circuit is to be coupled to a power switch and is to be coupled to receive an oscillating signal and the feedback state signal. The control circuit is to control switching of the power switch in response to the oscillating signal and the feedback state signal to regulate the output level of the power supply. | 2010-09-30 |
20100246223 | TRANSFORMERLESS PHOTOVOLTAIC GRID-CONNECTING INVERTING DEVICE AND CONTROL METHOD THEREOF - The present invention relates to a transformerless photovoltaic grid-connecting inverting device and an inverting control method thereof. The inverting device comprising a boosting unit, an inverting unit, a grid-connecting unit and a control unit. The boosting unit is connected to a solar cell, for boosting an output voltage of the solar cell and then outputting a direct voltage. The inverting unit is used to convert the direct voltage output by the boosting unit into an alternating voltage. The grid-connecting unit is connected between the inverting unit and an alternating power grid, and closes or breaks up the electrical connection between the inverting unit and the alternating power grid based on a control signal. The control unit is connected to the grid-connecting unit and the inverting unit, and determines a drive signal output to the inverting unit and a grid-connecting signal output to the grid-connecting unit based on the direct voltage and the alternating voltage and phase of the power grid, wherein the phase of the drive signal is synchronous with the phase of the alternating current in the power grid. Therefore, the present invention achieves an inverting device which has a low cost and increased efficiency and safety. | 2010-09-30 |
20100246224 | Power supply for negative voltage load - A power supply for a negative voltage load has a switch-mode power unit, a monitoring unit, a first auxiliary power unit and a second auxiliary power unit. The switch-mode power unit has a rectifying circuit, a power factor correction circuit, a DC to DC power circuit. The first auxiliary power unit is connected to output terminals of the power factor correction circuit and converts DC power to a first DC power for driving the monitoring unit. The second auxiliary power unit is connected to the negative voltage load in parallel and converts negative power from the negative voltage load to a second DC power for driving the monitoring unit when AC power is interrupted. Since the first and the second auxiliary power unit do not work at the same time, the power supply can effectively enhances the conversion efficiency of the power supply. | 2010-09-30 |
20100246225 | POWER SUPPLY FOR SERVER - The present invention provides a power supply for a server including: a PFC (Power Factor Correction) unit for meeting harmonic regulation by being connected to an input power source; a DC/DC unit including a switching stage provided with at least one switching device to switch a voltage of a link capacitor as an output voltage of the PFC unit to a predetermined operation frequency and a DC/DC stage driven by the switching stage; a DC/DC control unit for controlling the DC/DC unit by being connected to the switching device; and a frequency varying circuit unit for supplying the DC/DC control unit with a frequency control signal to adjust the operation frequency of the switching device according to load after detecting an output current of the link capacitor and acquiring load information. | 2010-09-30 |
20100246226 | TRANSITION MODE POWER FACTOR CORRECTION DEVICE WITH BUILT-IN AUTOMATIC TOTAL HARMONIC DISTORTION REDUCTION FEATURE - The present invention relates to controller for reducing the harmonics contents in the AC-to-DC converter. The controller, capable of minimizing THD due to crossover distortion, comprises: a THD Reducer for setting an appropriate offset voltage to for THD reduction; an Error Amplifier for generating an output voltage error signal corresponding to a deviation in the output voltage of the power supply unit from a predetermined reference voltage; Multiplier for combining the divided down rectified signal with the output voltage error signal to generate a sinusoidal reference signal; Comparator for generating a logic signal for setting the Power NMOS on period by comparing the received current sense signal with the summation of offset voltage from THD Reducer and output of Multiplier; Zero Crossing Detector (ZCD) for generating an edge logic signal to turn on Power NMOS, RS Flip-Flop Register and Gate Driver combined to create required analog waveform pattern for driving Power NMOS and thereby approximating the shape of the current running through boost inductor to the sinusoidal waveform of the rectified line input voltage and in the meantime to keep the valley of rectified sinusoidal waveform line voltage close to local ground value. | 2010-09-30 |
20100246227 | Switching power supply - A switching power supply has a full-wave AC rectifier circuit; a chopper circuit including an inductor, a capacitor smoothing current from the inductor, and a switching device for on-off control of the current fed to the capacitor. The rectifier circuit further has an input voltage detector circuit detecting chopper circuit input voltage; an output voltage error detector circuit detecting an error between an output voltage from the chopper circuit and a set voltage; a current control signal generator circuit generating a current control signal in-phase with an input voltage detection signal having a waveform similar to the input voltage detection signal and an amplitude proportional to an output voltage error signal; a current detector circuit detecting inductor current flow; a frequency setting circuit; an oscillator circuit; and a switching control circuit switching the switching device based on oscillation circuit signal, the current control signal, and the current detection signal. | 2010-09-30 |
20100246228 | POLY-PHASE AC/DC ACTIVE POWER CONVERTER - A three-phase AC/DC active power converter provides an H-bridge that is controlled by a DSP (digital signal processing) controller that places the H-bridge in a voltage-boost mode of operation when voltage of a DC-link capacitor maintained by the H-bridge is near than the voltage input from a three-phase power source. The voltage difference between the boosted DC-link voltage and the three-phase power source voltage provides a voltage potential thereby giving the control loops a possible gain value. The gain value provides loop stability to thereby prevent an inrush of electrical current into the power converter upon startup. The converter also allows harmonic distortion to be modified through wave shaping of the normally pure sinus conduction signal. | 2010-09-30 |
20100246229 | POWER SUPPLY MODULE - A power supply module is configured for converting an AC voltage to a first DC voltage and applying the first DC voltage to a load. The power supply module includes a rectifying and filtering unit, a PFC unit, a voltage transforming unit, an input port, and a switch unit. The rectifying and filtering unit rectifies the AC voltage into a primary DC voltage and filters the primary DC voltage. The PFC unit corrects a power factor of the filtered primary DC voltage. The voltage transforming unit converts the corrected primary DC voltage and generates the first DC voltage for applying the load. The input port receives a first instruction or a second instruction and generates a first signal or a second signal, respectively. The switch unit establishes or disconnects an electrical connection between the voltage transforming unit and the load according to the first signal or the second signal. | 2010-09-30 |
20100246230 | High reliability power systems and solar power converters - Reliability enhanced systems are shown where an short-lived electrolytic capacitor can be replaced by a much smaller, perhaps film type, longer-lived capacitor to be implemented in circuits for power factor correction, solar power conversion, or otherwise to achieve DC voltage smoothing with circuitry that has solar photovoltaic source ( | 2010-09-30 |
20100246231 | ACHIEVING ZVS IN A TWO QUADRANT CONVERTER USING A SIMPLIFIED AUXILIARY CIRCUIT - A zero voltage switch half bridge converter comprises a first and second diode series diodes, parallel with a voltage source. A first terminal of an inductor is joined to the diode junction. A first semiconductor auxiliary switch connected in series between the voltage source and a third diode, which is in series with a fourth diode connected to a second semiconductor auxiliary switch. First and second semiconductor main switches are connected in series and in parallel with the voltage supply. A capacitive voltage divider connected across the voltage source, wherein a second terminal of the inductor is connected to junction of the main switches and a midpoint of the capacitive voltage divider. A control circuit is configured to provide respective control signals to at least the first semiconductor auxiliary switch and the second semiconductor auxiliary switch. | 2010-09-30 |
20100246232 | In-Wall Multi-Voltage AC/DC Delivery System - A system of components pertaining to electrical wiring and adaptive, multipurpose outlets. A standardized and interchangeable in-wall system includes low voltage, direct-current power from an alternating current power source, compatible with existing AC outlet boxes. In a preferred embodiment, a standardized configuration of in-wall USB ports supplies low voltage, direct current, and includes a removable, interchangeable docking station. The invention allows for the charging of electronic devices while simultaneously preserving the availability of all AC outlets. | 2010-09-30 |
20100246233 | DC INJECTION OF ENERGY FROM RENEWABLE POWER SOURCES - In general, in one aspect, the disclosure describes an apparatus to enable direct injection of DC power from a renewable power source (e.g., solar) into an electronic device (e.g., computer). The DC power from the renewable source is injected into the electronic device on the DC side of a power supply used to provide power thereto. The DC power is injected into a tap that is installed between the power supply and a system board using the DC power. The apparatus may include a voltage regulator that converts the DC power to a DC voltage associated with the electronic device. The set point of the voltage regulator may be on the high side of the voltage range of the electronic device so that power is preferentially provided by the renewable source with additional power being provided by the power supply. Other embodiments are described and claimed. | 2010-09-30 |
20100246234 | Stacked memory devices - A stacked memory device may include a substrate, a plurality of memory layers stacked on and above the substrate and divided into a plurality of groups, a plurality of inter-decoders electrically connected to and disposed between the plurality of memory layers in a corresponding one of the plurality of groups, and at least one pre-decoder electrically connected to the plurality of inter-decoders and disposed between the plurality of inter-decoders. A stacked memory device may include a substrate, a plurality of memory layers stacked on and above the substrate and divided into a plurality of groups, a plurality of inter-drivers electrically connected to and disposed between the plurality of memory layers in a corresponding one of the plurality of groups, and at least one pre-driver electrically connected to the plurality of inter-drivers, and disposed between the plurality of inter-drivers. | 2010-09-30 |
20100246235 | Memory Cell Heating Elements - The present disclosure relates to the heating of memory cells. | 2010-09-30 |
20100246236 | SEMICONDUCTOR MEMORY DEVICE HAVING LAYOUT AREA REDUCED - A metal supplying an N well voltage is provided in a first metal interconnection layer. The metal is electrically coupled to an active layer provided in an N well region by shared contacts so that the N well voltage is supplied to the N well region. A metal supplying a P well voltage is provided in a third metal interconnection layer. The metal supplying the N well voltage is formed using a metal in the first metal interconnection layer and thus does not require a piling region to the underlayer, and only a piling region to the underlayer of the metal for the P well voltage needs to be secured. Therefore, the length in the Y direction of a power feed cell can be reduced thereby reducing the layout area of the power feed cell. | 2010-09-30 |
20100246237 | ANTI-FUSE ELEMENT - Programmable anti-fuse circuitry including at least one anti-fuse cell having a first anti-fuse device coupled between a supply voltage and a first node and a second anti-fuse device coupled between the first node and a ground voltage, and control logic coupled to the first node and arranged to generate a programming voltage having one of at least a first voltage level for breaking-down the first anti-fuse device but not the second anti-fuse device and coupling the first node to the supply voltage; and a second voltage level for breaking-down the second anti-fuse device but not the first anti-fuse device and coupling the first node to the ground voltage. | 2010-09-30 |
20100246238 | METHOD FOR MITIGATING IMPRINT IN A FERROELECTRIC MEMORY - An array of ferroelectric memory cells that allows imprint mitigation includes ferroelectric memory cells respectively coupled to word lines, plate lines, and bit lines; a word line driver for driving the word lines; a plate line driver for driving the plate lines; a bit line driver for driving the bit lines; and an isolation device driver for driving isolation devices coupled between the bit lines and a plurality of bit lines. The method for mitigating imprint includes coupling the bit lines to a respective plurality of sense amplifiers, turning on a word line and pulsing a plate line associated with a row of ferroelectric memory cells, disconnecting the bit lines from the respective sense amplifiers, driving the plate line low and the bit lines high, driving the plate line high and the bit lines low, driving the plate line low and floating the bit lines, driving the bit lines with the sense amplifier, and turning off the word line and precharging the bit lines. The method can be performed after each memory access, or can be performed whenever convenient with a counter and a rejuvenate command. | 2010-09-30 |
20100246239 | Memory device using a variable resistive element - A memory device includes a memory cell array including a plurality of memory blocks, each memory block including a plurality of memory cells, a plurality of word lines coupled to rows of the plurality of memory cells, a plurality of bit lines coupled to columns of the plurality of memory cells, and a control unit controlling an erase operation so that erase data is simultaneously written in the plurality of memory cells corresponding to an erase unit. A first erase mode may include a first erase unit and a first erase data pattern. A second erase mode may include a second erase unit and a second erase pattern. At least one of the first and second erase units and the first and second erase data patterns are different. | 2010-09-30 |
20100246240 | SEMICONDUCTOR DEVICE CONFIGURATION METHOD - A plurality of three-terminal variable resistance switching elements each having a source electrode, a drain electrode, and a gate electrode are connected to each other in series. The source electrode of each of the three-terminal variable resistance switching elements and the drain electrode of its adjacent three-terminal variable resistance switching element are connected to each other through a wiring segment to form a lane. A potential holding section for holding a predetermined potential level is connected to the wiring segment. A column group is configured by selecting one of the three-terminal variable resistance elements in each lane. A common gate line is connected to each of the gate electrodes of the three-terminal variable resistance elements belonging to the column group. | 2010-09-30 |
20100246241 | SEMICONDUCTOR DEVICE WITH SOURCE LINES EXTENDING IN A DIFFERENT DIRECTION - A semiconductor device includes a plurality of word lines extending in a first direction, a plurality of bit lines extending in a second direction, a plurality of source lines formed along a third direction which is different from the first and the second directions, and a source line control circuit serving as a driving arrangement selectively driving the plurality of source lines. | 2010-09-30 |
20100246242 | Soft Error Robust Storage SRAM Cells and Flip-Flops - A storage cell is provided with improved robustness to soft errors. The storage cell comprises complementary lower storage nodes and complementary upper storage nodes. The upper storage nodes act to limit feedback between the lower storage nodes and are capable of restoring the logical state of the core storage nodes in the event of a soft error. Similarly the lower storage nodes act to limit feedback between the upper storage nodes with the same effect. An SRAM cell utilizing the proposed storage cell can be realized with two access transistors configured to selectively couple complementary storage nodes to a corresponding bitline. A flip-flop can be realized with a variety of transfer gates which selectively couple data into the proposed storage cell. | 2010-09-30 |
20100246243 | SEMICONDUCTOR STORAGE DEVICE - A semiconductor storage device in accordance with an exemplary aspect of the present invention includes a plurality of memory cells arranged in a matrix pattern, a plurality of word lines each provided so as to correspond to each line of the memory cells, a plurality of bit lines each connected to respective one of the memory cells, and a row selection circuit that, in a read operation, drives the word line to a set potential at a drive speed slower than a discharge speed of the bit line exhibited when the word line is raised roughly vertically to VDD. | 2010-09-30 |
20100246244 | MAGNETORESISTIVE EFFECT MEMORY - A magnetoresistive effect memory of an aspect of the present invention including a magnetoresistive effect element including a first magnetic layer having an invariable magnetization direction, a second magnetic layer having a variable magnetization direction, and an interlayer provided between the first magnetic layer and the second magnetic layer, and a reading circuit which passes a pulse-shaped read current through the magnetoresistive effect element to read data stored in the magnetoresistive effect element, wherein the pulse width of the read current is shorter than a period from an initial state to a cooperative coherent precession movement of magnetizations included in the second magnetic layer. | 2010-09-30 |
20100246245 | SPIN-TORQUE MEMORY WITH UNIDIRECTIONAL WRITE SCHEME - Spin torque magnetic memory elements that have a pinned layer, two free layers, and a current-blocking insulating layer proximate to at least one of the free layers. The resistive state (e.g., low resistance or high resistance) of the memory elements is altered by passing electric current through the element in one direction. In other words, to change from a low resistance to a high resistance, the direction of electric current is the same as to change from a high resistance to a low resistance. The elements have a unidirectional write scheme. | 2010-09-30 |
20100246246 | Memory device, memory system having the same, and programming method of a memory cell - A nonvolatile memory device having a plurality of multi-level memory cells, the plurality being at least two, may be programmed by writing a least significant bit for each multi-level memory cell of the plurality of memory cells and, after the least significant bit has been written for each multi-level memory cell of the plurality of memory cells, writing a next significant bit for each multi-level memory cell. | 2010-09-30 |
20100246247 | Phase-change random access memories, memory devices, memory systems, methods of operating and methods of manufacturing the same - A memory system includes a memory cell array having a plurality of memory sectors. Each memory sector includes a plurality of memory cells. The memory system further includes a controller configured to write data to the memory cell array in response to a writing signal. The controller is further configured to refresh a memory sector among the plurality of memory sectors each time a writing signal is provided. When N (N is a positive integer) memory cells are programmed, a programming current is less than or equal to about 0.75 mA*N. | 2010-09-30 |
20100246248 | MEMORY CELL ARRAY BIASING METHOD AND A SEMICONDUCTOR MEMORY DEVICE - A method of biasing a memory cell array during a data writing operation and a semiconductor memory device, in which the semiconductor memory device includes: a memory cell array including a plurality of memory cells in which a first terminal of a memory cell is connected to a corresponding first line of a plurality of first lines and a second terminal of the memory cell is connected to a corresponding second line of a plurality of second lines; a bias circuit for biasing a selected second line of the second lines to a reference voltage and a non-selected second line to a first voltage; and a local word line address decoder applying the reference voltage or a pumping voltage corresponding to the first voltage to the bias circuit. | 2010-09-30 |