21st week of 2012 patent applcation highlights part 31 |
Patent application number | Title | Published |
20120127712 | LAMP UNIT - A lamp unit includes: a light source array including a plurality of light sources aligned into an array; a mount portion on which the light source array is to be mounted; a first reflecting mirror configured to reflect light from the light sources, wherein the first reflecting mirror is parabolic cylindrical or hyperbolic cylindrical and is provided at least either above and below the light source array; and an optical member configured to project direct light from the light sources and reflected light from the first reflecting mirror to the front. | 2012-05-24 |
20120127713 | OUTDOOR LAMP - An outdoor lamp. The outdoor lamp includes: a plurality of frame members rotatably connected to each other by hinge members so as to change relative rotation angles; optical source modules each comprising an optical source for emitting light, each of the optical source modules installed attachably to and detachably from the frame members; and rotation restriction units each combined to the frame members to restrict the relative rotation angles of the frame members so as for the frame members to be fixed at desired angles. According to the outdoor lamp, the optical source modules are installed to the rotatable frame members so that optical angles may be easily controlled according to an installation condition for the lamp. | 2012-05-24 |
20120127714 | Lighting Device Having Light Diodes - A lighting device ( | 2012-05-24 |
20120127715 | LASER MODULE - [Objective] To prevent change in a direction of an optical axis of a split light within a plane parallel to a surface on which the beam splitter is installed. | 2012-05-24 |
20120127716 | Led Lighting Device, Street Light, and Optical System for Led Lighting Device - A reflector has a reflection plane for reflecting light emitted from an LED light source in the direction that goes away from the optical axis of the LED light source with respect to the direction parallel to the optical axis, whereby the effective use of emitted light can be ensured by reflecting, for example, peripheral light, which normally cannot be effectively used, in a proper direction by the reflection plane and causing the reflected light to enter a diffusion lens. Further, by using the abovementioned reflection plane, the thickness of the reflector can be reduced and the diffusion effect of the emitted light can be increased, thereby enabling an increase in the flexibility of the design of the diffusion lens and a reduction in the thickness thereof, and consequently the thickness of an LED lighting device can be reduced. | 2012-05-24 |
20120127717 | LED FLOODLIGHT - A LED floodlight ( | 2012-05-24 |
20120127718 | LIGHT EMITTING DEVICE FOR AC OPERATION - An AC light emitting device is disclosed. The AC light emitting device includes at least four substrates. Serial arrays each of which has a plurality of light emitting cells connected in series are positioned on the substrates, respectively. Meanwhile, first connector means electrically connect the serial arrays formed on respective different substrates. At least two array groups each of which has at least two of the serial arrays connected in series by the first connector means are formed. The at least two array groups are connected in reverse parallel to operate. Accordingly, there is provided an AC light emitting device capable of being driven under an AC power source. | 2012-05-24 |
20120127719 | CONTROL NETWORK FOR LED-BASED LIGHTING SYSTEM IN A TRANSIT VEHICLE - A transit vehicle lighting system has a plurality of LED-based lighting fixtures for providing interior illumination. A control network comprises a plurality of slave nodes for controlling the LED-based lighting fixtures, and a master node for controlling the slave nodes. The master node may be connected to the slave nodes by a combined power/communication bus in a daisy chain fashion. The slave node may include a power regulator and a controller for providing a target current command to the power regulator, and may adjust the target current based upon temperature measurements or a recorded age of the LEDs. An optical sensor may provide automatic dimming. A reduced number of LEDs may be used in an emergency mode. The lighting fixture may include a ceiling panel fixture and a riser panel attachable by way of a hinge mechanism. | 2012-05-24 |
20120127720 | LIGHT EMITTING DEVICES AND METHODS - Light emitting devices and methods such as light emitting diodes (LEDs) are disclosed for use in higher voltage applications. Variable arrangements of LEDs are disclosed herein. Arrangements can include one or more LED chips connected in series, parallel, and/or a combination thereof. LED chips can be disposed in a package body having at least one thermal element and one or more electrical components. | 2012-05-24 |
20120127721 | LED MODULE AND PACKING METHOD OF THE SAME - A LED module and a packing method of the same include plural boards defined with a positive line and a negative line. The positive line connects to at least one positive joint, and the negative line connects to at least one negative joint. Some LEDs are respectively disposed on each board, and conducting ends of the LEDs are separately connected to the positive line and the negative line. A number of electronic elements are individually installed on each board, and conducting ends of the electronic elements are separately connected to the positive line and the negative line disposed on the board. A positive guiding line connects to the positive joint of each board, and a negative guiding line connects to the negative joint of each board. The LED module achieved in accordance with above-mentioned construction contributes to the flexibility. | 2012-05-24 |
20120127722 | Lamp And Use Of A Lamp - A luminous means ( | 2012-05-24 |
20120127723 | ARRANGEMENT FOR PRODUCING LASER RADIATION, AND LASER DEVICE COMPRISING SUCH AN ARRANGEMENT - A device for producing laser radiation includes a homogenizer device which can separately homogenize a plurality of groups of partial beams of laser radiation in such a way that each group of partial beams proceeding from the homogenizer device can produce a line-shaped intensity distribution in a work plane, with the distribution having flanks which drop steeply at the line ends. The device further includes a superposition device for superpositioning the groups of partial beams in such a way that a line-shaped or linear intensity distribution having a length longer than the length of each of the line-shaped intensity distributions of the groups of partial beams can be produced in a work plane, wherein the superposition device includes a lens array having a plurality of lenses. | 2012-05-24 |
20120127724 | OPTICAL PROBE AND OPTICAL SYSTEM THEREFOR - An optical probe and an optical system therefor are provided. The optical probe is includes a housing configured to house the optical system and the housing has a transparent window therein. the optical system includes a light emitting unit, a collimation lens, and a focusing lens. A numerical aperture of the optical system is adjustable by adjusting a pupil diameter of the collimation lens and a focal length of the focusing lens. The pupil diameter of the collimation lens is adjustable based on a variable focal lens or by adjusting a distance between the collimation lens and the light emitting unit. | 2012-05-24 |
20120127725 | TRANSPARENT LATERAL-LIGHT-SOURCE STRUCTURE AND PLATE BODY THEREOF - A transparent lateral-light-source structure comprises an invisible light source; and a plate body, comprising a transparent plate, having a rear end face being disposed with a plurality of convex-concave structures; a coating layer, capable of reflecting invisible light, allowing visible light, to pass through, and one end face of the coating layer being coupled to the rear end face; and a transparent material layer, coupled to another end face of the coating layer, and the transparent material layer filling and leveling up the plurality of convex-concave structures; wherein, when invisible light emitted from the invisible light source is projected into the transparent plate, the incident invisible light is reflected by the plurality of convex-concave structures and the coating layer, and further projected out of a front end of the transparent plate, and visible light can pass through the plate body. | 2012-05-24 |
20120127726 | GAIN STRUCTURE OF LED TUBULAR LAMP FOR UNIFORMING LIGHT AND DISSIPATING HEAT - A gain structure of an LED tubular lamp for uniforming light and dissipating heat is disclosed. The gain structure allows the LED tubular lamp to give out even illuminance without eye-offending peak illuminance of LED chips. The LED tubular lamp has an illuminator, which includes a substrate equipped with spaced | 2012-05-24 |
20120127727 | LIGHT-EMITTING DIODE STREETLIGHT STRUCTURE - The present invention relates to a light-emitting diode (LED) streetlight structure, which comprises a light-emitting module, a power module, and a lamppost. The light-emitting module is disposed on one side of the power module; the lamppost is disposed on the other side of the power module and corresponds to the light-emitting module. The light-emitting module comprises a light-emitting device and a heat-dissipating base for the light-emitting apparatus to be disposed on. The light-emitting apparatus includes a plurality of light-emitting diodes (LEDs) and a plurality of protection devices connected electrically with the plurality of LEDs. The plurality of protection devices are used for protecting the corresponding plurality of LEDs for preventing the situation when the light-emitting apparatus is failed caused by the damage of one of the plurality of LEDs. | 2012-05-24 |
20120127728 | LIGHT DISTRIBUTION STRUCTURE FOR LED LIGHT SOURCE - A light distribution structure for a light emitting diode includes a lens, a light distribution member, and a reflection member. The lens is fixed to the light distribution member. The reflection member is fixed to the lens and faces the light distribution member. The reflection member includes a protrusion opposing the light emitting diode. The light distribution member defines a through hole for receiving the light emitting diode. The light distribution member is formed with a plurality of reflection portions on a side facing the lens. The reflection portions are inclined relative to the bottom of the light distribution member. The protrusion is capable of reflecting the light beams with incident angle within a preset range entering the protrusion from the light emitting diode to the reflection portions. The reflection portions are capable of reflecting the light beams reaching the reflection portions to the lens. | 2012-05-24 |
20120127729 | SHEET LIGHTING IN AN APPLIANCE - A lighting system for an appliance includes a panel having a side and an exposed edge, a light source positioned in proximity to the exposed edge of the panel, and a coating disposed over a surface of the side of the panel. The coating is configured to allow light to diffuse from the coated side of the panel and the panel is located remotely from the light source. | 2012-05-24 |
20120127730 | LENS-HOLDING-AND-ALIGNING SEAT AND LED LIGHT PANEL THEREOF - A lens-holding-and-aligning seat and an LED light panel thereof are presented. The light panel includes a substrate, an LED, a lens and a holding-and-aligning seat. The LED is disposed on the substrate in corresponding to a soldering pad of the substrate, and the holding-and-aligning seat has a holding portion and an aligning element. The lens is fixed on the holding-and-aligning seat by the holding portion, and the aligning element is bonded on the soldering pad corresponding to the soldering pad by a reflow process. Therefore, the lens is aligned with the LED by a soldering self-alignment mechanism, such that the light shape and light intensity distribution of the light emitted by the LED may be adjusted by the lens. | 2012-05-24 |
20120127731 | LUMINAIRE - According to one embodiment, a luminaire includes a socket, a radiating member, and a reflecting member. The socket is adapted for loading a lamp unit therein. The lamp unit loaded in the socket contacts the radiating member. The reflecting member is sandwiched and fixed between the socket and the radiating member. | 2012-05-24 |
20120127732 | REFLECTIVE LAMPSHADE THAT IS ENVIRONMENT-FRIENDLY AND ENERGY-SAVING - A reflective lampshade that is has a main body in which the cavity of the lampshade is reflective, wherein said cavity diffuse axially from the end that is close to the light source to the end that is far from the light source. The inside surface of the cavity is smeared with nano coat. The nano coat on the inside surface of the cavity has high reflectivity for visible light and infrared light, and reflect the light and heat produced by the light source to the outside of the lampshade. The nano coat is heat and fade resistant. In addition, the nano coat reduces the accumulation of dust or vapors. | 2012-05-24 |
20120127733 | LIGHTING DEVICE - A compact LED lamp ( | 2012-05-24 |
20120127734 | LIGHT-BULB-SHAPED LAMP - A bulb-type lamp has a bsae | 2012-05-24 |
20120127735 | RECESSED LIGHTING APPARATUS AND COVER THEREFOR - Provided is a cover for a recessed lighting apparatus, including: a plurality of profiles, each including a first insertion groove having a coupling member inserted thereinto, a second insertion groove connected to the first insertion groove and formed to have a screw inserted thereinto, and a holding plate formed to have a diffuser plate stably mounted thereon; and an L-shaped coupling member including a body part and a wing part configured to be connected to the body part, inserted into the first insertion groove to be combined with a profile adjacent thereto using a screw, and a lever configured to be separable from a recessed metal housing formed to receive a lighting device therein, the plurality of profiles and the L-shaped coupling member being configured to receive the diffuser plate therein and configured to be separable from the metal housing. | 2012-05-24 |
20120127736 | Lighting Device and Method for Producing a Lighting Device - A lighting device ( | 2012-05-24 |
20120127737 | PEAK/FLAT ADJUSTMENT - The present invention relates to a lighting apparatus ( | 2012-05-24 |
20120127738 | LAMP HOUSING INCLUDING UTILITY DOOR FOR MOUNTING ELECTRONIC BALLAST - A utility door for a lamp housing includes a utility door housing, an electronic ballast and a heat coupler. The utility door housing includes an inside surface, and closes a portion of an outside surface of the lamp housing. The electronic ballast is mounted to the inside surface. The electronic ballast delivers power to the lamp, and includes a heat dissipater. The heat coupler thermally couples the heat dissipater to an outside atmosphere surrounding the utility door housing. | 2012-05-24 |
20120127739 | LAMP UNIT AND LIGHTING FIXTURE - According to one embodiment, a lamp unit includes a light-emitting module, a lighting circuit, and a housing. The light-emitting module includes a light emitting portion having a semiconductor light-emitting element. The lighting circuit lights the semiconductor light-emitting element. The housing includes a case opening in the direction of irradiation of light, and a base on a side of the case opposite from the direction of radiation of the light. The lighting circuit is accommodated in the case, and the light-emitting module is mounted on the base at a position closer to the base with respect to the position of the lighting circuit. | 2012-05-24 |
20120127740 | LUMINAIRE - According to one embodiment, a luminaire includes a luminaire body, a socket, and a radiating member. The luminaire body has a cylindrical body part, and a lamp unit is housed within the body part. The luminaire body is inserted, from an upper side of the body part, into an embedding hole provided in an installation target section, and the luminaire body is thus arranged on the installation target section. The socket is arranged within the body part of the luminaire body, and the lamp unit is loaded therein. The radiating member is arranged on the upper side of the body part of the luminaire body and is formed with a smaller dimension than a maximum outer dimension of the body part of the luminaire body. The lamp unit loaded in the socket contacts the radiating member. | 2012-05-24 |
20120127741 | LAMP UNIT AND LIGHTING FIXTURE - According to one embodiment, a lamp unit includes a light-emitting module, a housing, a lighting circuit, and a heat conductive sheet. The light-emitting module includes a light emitting portion having a semiconductor light-emitting element formed thereon. The housing includes a case opening in the direction of irradiation of light, and a base on a side of the case opposite from the direction of irradiation of the light. The light-emitting module is mounted on a surface of the base on the case side. A base surface is formed on an outer surface of the base on the side opposite from the case side, and a depressed portion is formed on the base surface. The lighting circuit is accommodated in the housing. The heat conductive sheet allows resilient deformation, and is disposed in the depressed portion. | 2012-05-24 |
20120127742 | LED MODULE - An LED module includes a substrate comprising a base plate and an elastic arm extending from a periphery side of the base plate. The elastic arm includes a horizontal portion parallel to and spaced from the base plate. A receiving space is defined between the horizontal portion of the elastic arm and the base plate. A circuit layer is formed on the base plate. An LED is mounted on the base plate and electrically connects with the circuit layer. The LED comprises a base and at least one electrode extending outwardly from the base. The LED is fixed on the substrate via the at least one electrode slideably received in the receiving space with a downward force applied on the electrode by the horizontal portion of the elastic arm. | 2012-05-24 |
20120127743 | LIGHTING DEVICE AND METHOD FOR ASSEMBLING A LIGHTING DEVICE - A lighting device ( | 2012-05-24 |
20120127744 | COOLING AND HEAT DISSIPATION SYSTEM FOR AUTOMOTIVE LAMP - A cooling and heat dissipation system for an automotive lamp applicable to an engine system. Cool air outside the car body enters the car body through actuation of an engine apparatus, and the cool air is introduced into the lamp base heat dissipating space of the automotive lamp base through the air filter housing, so as to conduct heat energy generated by the illuminant into the engine within the car body. | 2012-05-24 |
20120127745 | COVERING OF AN EXTERIOR REAR VIEW MIRROR ASSEMBLY - A covering ( | 2012-05-24 |
20120127746 | ILLUMINATOR OF DOOR OUTSIDE HANDLE FOR VEHICLE - An illuminator of a door outside handle for a vehicle may perform both a function of a light source and a light guiding function. The illuminator may further employ a light guide having a mood lamp function on an inner surface of the door outside handle and a top LED combined with the light guide to illuminate the outer panel together with the illuminator, making it possible to enhance a product value due to realization of various illumination effects. The illuminator of a door outside handle for a vehicle can be turned on or off through various operation logics by employing multiple different illumination methods where lights of different colors can be realized according to the operation condition, making it possible to enhance product value. | 2012-05-24 |
20120127747 | Intelligent Head Lamp Assembly for Vehicle - An intelligent head lamp assembly for a vehicle may include a light source to irradiate light, a reflector reflecting the light irradiated from the light source, a beam pattern variable unit having at least a digital micro-mirror device (DMD) that selectively change direction of the light reflected by the reflector to a predetermined angle, and a projection lens optical system irradiating the light selectively reflected by the beam pattern variable unit onto a road surface. | 2012-05-24 |
20120127748 | LIGHT-CONCENTRATING DEVICE USING MULTI-OPTIC CABLES - Disclosed is a light-concentrating device using multiple optical-cables in which beams of light output from a plurality of light sources are combined into one beam of light and condensed so that a focal point is formed at a desired position, to secure necessary illumination intensity at a desired remote position from the light sources, in which a focal angle of a condenser lens is adjusted so that the device exhibits a desired illumination intensity and/or desired light distribution property at a place distant from the light sources by a desired distance, and, hence, in which the device may be widely used, for example, to light a museum, swimming pool, building outer wall or building floor or bridge, or as a lighting device for a semiconductor manufacturing process or surgical operation, etc. To this end, the light-concentrating device using the multiple optical-cables includes a body, an LED module, a plurality of multi-optical-fibers, an optical-cable adaptor, an illumination intensity optical-cable and a condenser lens adjustment unit. | 2012-05-24 |
20120127749 | SIDE-LIGHT TYPE BACKLIGHT MODULE WITH LOCAL HEAT-DISSIPATION ENHANCEMENT - The present invention discloses a side-light type backlight module with local heat-dissipation enhancement. The backlight module is provided with a local heat-dissipation enhancement region on a portion of the back plate close to at least one light input side edge, and a surface of the local heat-dissipation enhancement region has a thermal-conductivity enhancement coating and a three-dimensional heat-dissipation profile, so that the temperature can be rapidly distributed to an even degree and lowered down, and the heat exchange area can be increased. Thus, the side-light type backlight module with local heat-dissipation enhancement of the present invention can efficiently prevent from affecting the chromaticity and brightness of a light emitting device due to the high temperature, so as to improve the uniformity of the chromaticity and brightness of an entire liquid crystal display (LCD) module and enhance the light extraction efficiency thereof. | 2012-05-24 |
20120127750 | Backlight Module And Display Apparatus - The present invention provides a backlight module and a display apparatus. The backlight module comprises a plurality of first light guide units, a plurality of first light sources, a plurality of second light guide units, a plurality of second light sources and a reflective layer. The first light sources are disposed at one side of the first light guide units. The second light guide units are disposed on the first concave portions of the first light guide units. The second light sources are disposed at one side of the second light guide units. The reflective layer is formed between the first light guide units and the second light guide units. The present invention can enhance the number of the locally dimmed regions and the independent light adjustability of each region. | 2012-05-24 |
20120127751 | DIFFRACTIVE BACKLIGHT STRUCTURE - An apparatus is provided, comprising a plate made substantially of an optical material, the plate comprising: a first surface and an opposing second surface for guiding light components between the first surface and the second surface by reflection; a plurality of edge surfaces configured for receiving the light components into the plate; and a plurality of light diffractive elements distributed on the first surface for directing part of the light components out of the first surface by diffraction. | 2012-05-24 |
20120127752 | DISPLAY DEVICE - Provided are an optical member and a display device. The display device includes a light source, a plurality of wavelength converting particles, an approximately, and a display panel. The wavelength converting particles convert a wavelength of light emitted from the light source. The accommodating part accommodates the wavelength converting particles and has a curved surface. The display panel is configured to display images using light changed by the wavelength converting particles. | 2012-05-24 |
20120127753 | Display Device and Planar Light Source Device - The present invention relates to a technique which makes a backlight used in a liquid crystal display device thin and light-weight. The present invention provides a liquid crystal display device which includes a display panel and a backlight arranged behind the display panel, wherein the backlight includes a film-like light guide member, a film-like light semi-transmissive member adhered to a first surface of the light guide member which faces the display panel in an opposed manner, a film-like reflective member adhered to a back surface of the light guide member opposite to the first surface, and a spot light source arranged at a position of the light guide member at which light is incident on the light guide member from the first surface or the back surface. A refractive index of the light semi-transmissive member is set smaller than a refractive index of the light guide member. | 2012-05-24 |
20120127754 | LIGHT SOURCE MODULE AND ILLUMINATION APPARATUS - A light source module includes a transparent element, a plurality of light-emitting devices, and a plurality of light diffusion micro-structures. The transparent element includes a transparent substrate having a light exiting surface and a bottom surface opposite to the light exiting surface, a plurality of first notches, and a plurality of second notches. The first notches are sunken at the light exiting surface. There is a reflection surface in each of the first notches. The second notches are respectively opposite to the first notches and sunken at the bottom surface. The second notches respectively have a light incident curve-surface. The light-emitting devices are respectively disposed beside the light incident curve-surfaces. Each of the light-emitting devices has a light exiting surface capable of providing a light beam. The light exiting surface is not conformal to the light incident curve-surface. The light diffusion micro-structures are disposed on the bottom surface. | 2012-05-24 |
20120127755 | LIGHT GUIDE PLATE AND BACKLIGHT MODULE - A light guide plate is adapted for guiding a light beam provided by a light emitting device. The light guide plate includes a light-transmissive substrate, a plurality of optical microstructures, and a plurality of diffusion particles. The light-transmissive substrate has a first surface, a second surface, and a light incident surface. The second surface is opposite to the first surface. The light incident surface connects the first surface and the second surface. The light beam is capable of entering the light-transmissive substrate through the light incident surface. The optical microstructures are disposed on the second surface. The diffusion particles are distributed in the light-transmissive substrate, and a haze value of the light guide plate is greater than or equal to 0.4% and smaller than or equal to 80%. A backlight module using the light guide plate is also provided. | 2012-05-24 |
20120127756 | LIGHTING MODULE - A lighting module may be provided that includes a first and a second light sources, both of which are disposed opposite to each other; a first case including the first light source; a second case including the second light source; and an optical plate of which one side is connected to the first case and the other side is connected to the second case and on which light from the first and the second light sources is incident, wherein at least the first and/or the second light sources includes a light emitting diode (LED). | 2012-05-24 |
20120127757 | ACRYLIC FILM FOR PUNCHING, SURFACE LIGHT-SOURCE DEVICE AND PROCESS FOR MANUFACTURING OPTICAL MEMBER - Provided is an acrylic film for punching excellent in transparency and free from breakage or whitening even if it is punched. The present invention is an acrylic film for punching containing a polymer (C) containing a di(meth)acrylate (A) unit represented by general formula (1) below and a mono(meth)acrylate (B) unit: | 2012-05-24 |
20120127758 | LIGHT GUIDE MEMBER - A light guide member has a main body formed of material having translucency. The main body extends from a first end to a second end in an extending direction. The first end is configured to have light from a light source enter. A vertical cross-section of the main body in a plane perpendicular to the extending direction is formed in a shape of a fan. | 2012-05-24 |
20120127759 | LED LIGHT HAS BUILT-IN PROJECTION LIGHT AND NIGHT LIGHT - The LED light has build in project light and night light to offer at 2 functions to people for dark environment to make big improvement to people for only single project light unit. The said project light can project any display-unit from geometric shape, digital data, wireless digital data, LCD screen means, TFT screen means or any other display-device for desired sized image on preferred surface with enlarge the display-unit original size to let people eyes to see. The build-in night light help people to see things under dark environment. | 2012-05-24 |
20120127760 | SWITCHING POWER SUPPLY AND ELECTRONIC DEVICE USING THE SAME - A switching power supply includes: transformer 60 which includes a primary winding and a secondary winding and outputs, through the secondary winding, an AC voltage based on the current supplied to the primary winding; switching element 61 which controls current supply to the primary winding; rectifying/smoothing circuit 65 which converts the AC voltage output from the secondary winding into a DC voltage; voltage detecting circuit 62 which detects the DC voltage converted by rectifying/smoothing circuit 65; feedback amplifier 63 which is supplied with the DC voltage detected by voltage detecting circuit 62 as one input and which is supplied with a reference voltage as the other input, so as to output a difference between the input voltage values; and control circuit 64 which controls switching element 61, so as to eliminate the difference detected at feedback amplifier 63. Upon receipt of an instruction signal from the outside, voltage detecting circuit 62 supplies to feedback amplifier 63, a voltage higher than the voltage output before receipt of the instruction signal. | 2012-05-24 |
20120127761 | CIRCUIT FOR A RESONANT CONVERTER - A circuit ( | 2012-05-24 |
20120127762 | LLC CONVERTER ACTIVE SNUBBER CIRCUIT AND METHOD OF OPERATION THEREOF - An active snubber circuit for a power converter, a method of operating the same and an inductor inductor capacitor converter incorporating the circuit or the method. In one embodiment, the circuit includes: (1) a series-coupled first capacitor and diode associated with a secondary-side switch in the power converter and coupled to an output thereof and (2) an active snubber circuit switch coupled in parallel with the diode and configured to receive a control signal that closes the active snubber circuit switch during at least a portion of a time during which the secondary-side switch is open. | 2012-05-24 |
20120127763 | ELECTRIC POWER SUPPLY SYSTEM COMPRISING POWER MODULES COUPLED IN PARALLEL - The present invention relates to an electric power supply system comprising at least two power modules coupled in parallel and comprising a first power module comprising a first control means adapted to control the operation of at least the first power module, and a second power module comprising a second control means adapted to control the operation of at least the second power module and wherein the power modules are configured to operate in a manner coordinated with other power modules, the operation of each power module including switching the power module on and/or off if demand so requires. The present invention further relates to a method for carrying out the present invention. | 2012-05-24 |
20120127764 | Power Systems for Photovoltaic and DC Input Sources - A power conversion system for use with a photovoltaic (PV) power source may include a DC/DC converter for converting a first DC voltage into a second DC voltage, an isolation transformer, an inverter for converting DC power to AC power, and at least one controller for controlling the DC/DC converter and the inverter. The controller may be configured to operate the DC/DC converter as a buck converter or a boost converter based, at least in part, on whether the first DC voltage is less or greater than a reference voltage. Additionally, the controller may operate the converter according to a maximum power point tracking algorithm. Further, the controller may be configured to operate the inverter to control the DC voltage at the inverter's input as a function of the AC voltage at the inverter's output. Example embodiments of power systems, DC/DC converters, DC/AC inverters and related methods are also disclosed. | 2012-05-24 |
20120127765 | CONTACTLESS POWER TRANSFER SYSTEM AND CONTROL METHOD THEREOF - A contactless power transfer system, including a coil configured to supply or receive power contactlessly via magnetic coupling, a bridge circuit having two direct current (DC) terminals and two alternating current (AC) terminals, and a smoothing capacitor connected between the DC terminals. A load is connectable to either end of the smoothing capacitor. One of the AC terminals is connected to one end of the coil via a first capacitor. The other of the AC terminals is connected to the other end of the coil. The bridge circuit includes two serially-connected circuits each having upper and lower arms, each arm having a semiconductor switch and a diode in reverse parallel connection. A second capacitor is connected in parallel to the semiconductor switch of an upper arm, or of a lower arm, or to two semiconductor switches respectively of an upper arm and of a lower arms, of the bridge circuit. | 2012-05-24 |
20120127766 | CONFIGURABLE HYBRID CONVERTER CIRCUIT - A circuit for a hybrid voltage source converter suitable for high voltage DC power transmission and reactive power compensation. The circuit comprises an assembly of electrically interconnected elements (Elements | 2012-05-24 |
20120127767 | Low-Current Inverter Circuit - The circuit includes an E-mode transistor with gate-source junction, a D-mode transistor with gate-source junction, a component generating a voltage drop between the source of the D-mode transistor and the drain of the E-mode transistor, and a connection between the drain of the E-mode transistor and the gate of the D-mode transistor. The gate of the E-mode transistor is provided for an input signal, and the drain of the E-mode transistor is provided for an output signal. | 2012-05-24 |
20120127768 | POWER CONVERTER - A power converter includes a power converter section ( | 2012-05-24 |
20120127769 | Soft Switching Power Converters - Soft switching power converters are described. In one example, a grid tie solar power converter includes an input for receiving a direct current (DC) power input, an h-bridge coupled to the input, and an output coupled to the h-bridge. The h-bridge includes a plurality of power switches. The output includes a first output node and a second output node. The converter also includes a first output inductor coupled between the h-bridge and the first output node, a second output inductor coupled between the h-bridge and the second output node, and a soft switching circuit coupled to the first output inductor and the second output inductor. The soft switching circuit is configured to facilitate zero voltage switching of the plurality of switches of the h-bridge. | 2012-05-24 |
20120127770 | Solar Energy AC Generating Apparatus - A solar AC power generation apparatus is provided such that it can be conveniently installed in accordance with a required power generation amount because utility power can be drawn from each solar cell panel having a predetermined generation capacity. The solar AC power generation apparatus includes: a solar cell panel comprising a plurality of cells arranged in a certain pattern and serially connected to each other in units of two or more cells, upper and lower sheets protecting the plurality of cells from the outside, a transparent resin filled between the sheets, and an edge frame installed along the circumference of the edges of the sheets; an external terminal box fixed to the solar cell panel and for drawing out the DC power of a solar cell module including a plurality of cells connected in series; and an inverter device for converting the DC power drawn from the external terminal box into AC power and outputting the AC power. | 2012-05-24 |
20120127771 | MULTI-WAFER 3D CAM CELL - A multi-wafer CAM cell in which the negative effects of increased travel distance have been substantially reduced is provided. The multi-wafer CAM cell is achieved in the present invention by utilizing three-dimensional integration in which multiple active circuit layers are vertically stack and vertically aligned interconnects are employed to connect a device from one of the stacked layers to another device in another stack layer. By vertically stacking multiple active circuit layers with vertically aligned interconnects, each compare port of the inventive CAM cell can be implemented on a separate layer above or below the primary data storage cell. This allows the multi-wafer CAM structure to be implemented within the same area footprint as a standard Random Access Memory (RAM) cell, minimizing data access and match compare delays. | 2012-05-24 |
20120127772 | LOW POWER SRAM BASED CONTENT ADDRESSABLE MEMORY - An apparatus comprising a memory array and a plurality of processing circuits. The memory array may be configured to store a plurality of data bits in a plurality of rows and a plurality of columns. A plurality of data words may be stored in a respective plurality of the columns. The plurality of processing circuits may each be configured to compare (i) a test bit of a plurality of bits of an input data word with (ii) a test bit of one of the plurality of columns to determine a match. The compare may occur on a first clock cycle of an input clock signal. Each of the plurality of processing circuits may be configured to power down a respective column of the memory array if the test bit of the input data word does not match the test bit of said column. | 2012-05-24 |
20120127773 | SEMICONDUCTOR DEVICE HAVING DATA BUS - A semiconductor device is disclosed which comprises a first wiring layer, a second wiring layer formed over the first wiring layer, data input/output terminals, and a data bus formed in the first and second wiring layers. The data bus includes N data lines transmitting data between a predetermined circuit and the input/output terminals. M first data lines among the N data lines have a length shorter than a predetermined length and residual N-M second data lines have a length longer than the predetermined length. Shield lines adjacent to the N data lines are formed in the first and second layers. The N data lines are arranged at positions at which the data lines do not overlap one another in a stacking direction of the first and second wiring layers. | 2012-05-24 |
20120127774 | SEMICONDUCTOR DEVICE AND ELECTRONIC DEVICE - All interface pins for transmitting and receiving a signal having a predetermined function of a semiconductor integrated circuit element are formed on an outer periphery of the semiconductor integrated circuit element along one side of the semiconductor integrated circuit element. The one side of the semiconductor integrated circuit element is adjacent to two of sides of a BGA substrate, the two sides being not parallel to the one side. Of balls provided on the BGA substrate, balls electrically connected to the interface pins for transmitting and receiving a signal having a predetermined function are provided between the one side of the semiconductor integrated circuit element and the two sides of the BGA substrate. | 2012-05-24 |
20120127775 | SECURE STORAGE OF A CODEWORD WITHIN AN INTEGRATED CIRCUIT - The invention discloses an integrated circuit ( | 2012-05-24 |
20120127776 | FERROELECTRIC MEMORY DEVICE - A ferroelectric memory device has word, bit, plate lines; memory cells having access gate and ferroelectric capacitor; latch amplifier for latching stored data; and write amplifier for driving bit lines according to write data. The bit lines are precharged to a reference potential before an active period. In active period, at a first time, selected word line and plate line are driven to a high-level potential so that ferroelectric capacitor output electric charge to selected bit line, and at a second time, selected bit line is brought to reference potential regardless of write data so that first data is written to selected memory cell, and at a third time, plate line is driven to reference potential and is maintained; and in a precharge period, the write amplifier drives selected bit line to high-level potential according to write data so that second data is written to selected memory cell. | 2012-05-24 |
20120127777 | METHOD TO IMPROVE FERROELECTRIC MEMORY PERFORMANCE AND RELIABILITY - One embodiment of the present invention relates to a method by which the imprint of a ferroelectric random access memory (FRAM) array is reduced. The method begins when an event that will cause imprint to the memory array is anticipated by an external agent to the device comprising the chip. The external agent sends a command to the control circuitry that the data states are to be written to a particular data state. Upon receiving a signal the control circuitry writes all of the ferroelectric memory cells in the FRAM array to a preferred memory data state. The memory data states are held in the preferred data state for the entire duration of the event to minimize imprint of the FRAM memory cells. When the event ends the external agent sends a command to the control circuitry to resume normal memory operation. Other methods and circuits are also disclosed. | 2012-05-24 |
20120127778 | MEMORY DEVICE - A memory device includes: a transistor array having transistors; and memory elements provided, one for each of the transistors. The transistor array includes a substrate having diffusion layers on a surface thereof, parallel word lines on the substrate, parallel first bit lines provided in a direction perpendicular to the word lines, bit contact electrodes between the adjacent two word lines and connecting the first bit lines and the diffusion layers, and node contact electrodes at an opposite side to the bit contact electrodes with the two word lines in between and connected to the diffusion layers. The memory elements have lower electrodes connected to the node contact electrodes, memory layers on the lower electrodes and having resistance values reversibly changing by voltage application, and parallel second bit lines extending in the same direction as that of the first bit lines on the memory layers. | 2012-05-24 |
20120127779 | Re-writable Resistance-Switching Memory With Balanced Series Stack - A re-writable resistance-switching memory cell includes first and second capacitors in series. The first and second capacitors may have balanced electrical characteristics to allow nearly concurrent, same-direction switching. The first capacitor has a first bipolar resistance switching layer between first and second conductive layers, and the second capacitor has a second bipolar resistance switching layer between third and fourth conductive layers. The first and third conductive layers are made of a common material, and the second and fourth conductive layers are made of a common material. In one approach, the first and second bipolar resistance switching layers are made of a common material and have common thickness. In another approach, the first and second bipolar resistance switching layers are made of materials having different dielectric constants, but their thickness differs in proportion to the difference in the dielectric constants, to provide a common capacitance per unit area. | 2012-05-24 |
20120127780 | MEMORY RESISTOR ADJUSTMENT USING FEEDBACK CONTROL - Apparatus and methods related to memory resistors are provided. A feedback controller applies adjustment signals to a memristor. A non-volatile electrical resistance of the memristor is sensed by the feedback controller during the adjustment. The memristor is adjusted to particular values lying between first and second limiting values with minimal overshoot. Increased memristor service life, faster operation, lower power consumption, and higher operational integrity are achieved by the present teachings. | 2012-05-24 |
20120127781 | SEMICONDUCTOR MEMORY DEVICE - To increase a storage capacity of a memory module per unit area, and to provide a memory module with low power consumption, a transistor formed using an oxide semiconductor film, a silicon carbide film, a gallium nitride film, or the like, which is highly purified and has a wide band gap of 2.5 eV or higher is used for a DRAM, so that a retention period of potentials in a capacitor can be extended. Further, a memory cell has n capacitors with different capacitances and the n capacitors are each connected to a corresponding one of n data lines, so that a variety of the storage capacitances can be obtained and multilevel data can be stored. The capacitors may be stacked for reducing the area of the memory cell. | 2012-05-24 |
20120127782 | STATIC RAM - A static RAM includes a plurality of word lines, a plurality of global bit line pairs, a plurality of static-type memory cells, a plurality of sense amplifiers, a plurality of local bit line pairs provided in correspondence with each global bit line pair, and a plurality of global switches, wherein the plurality of static-type memory cells is connected to the corresponding local bit line pair in response to a row selection signal, and at the time of read, the row selection signal is applied to the word line and after the corresponding local bit line pair is brought into a state corresponding to contents stored in the memory cell, application of the row selection signal is stopped and then the corresponding global switch is brought into a connection state and after changing the state of the global bit line pair, the corresponding sense amplifier is operated. | 2012-05-24 |
20120127783 | SRAM Cell for Single Sided Write - A first integrated circuit containing a single sided write SRAM cell array, each SRAM cell having a bit passgate and an auxiliary bit-bar driver transistor. A process of operating the first integrated circuit including a single sided read operation in which source nodes of the auxiliary drivers in both addressed cells and half-addressed cells are floated. A second integrated circuit containing an SRAM cell array, in which each SRAM cell includes a bit-side write passgate, a bit-bar-side read passgate and a bit-bar auxiliary driver transistor. A process of operating the second integrated circuit including a single sided read operation in which source nodes of the auxiliary drivers in both addressed cells and half-addressed cells are biased to a low bias voltage. | 2012-05-24 |
20120127784 | SEMICONDUCTOR STORAGE DEVICE - According to one embodiment, a dummy cell simulates an operation of a memory cell. A main dummy bit line transmits a signal read out from the dummy cell. An inverter makes a sense amplifier circuit to operate based on a potential of the main dummy bit line. n (n is a positive integer) number of auxiliary dummy bit lines are provided. A switching element connects at least one of the n number of auxiliary dummy bit lines to the main dummy bit line. | 2012-05-24 |
20120127785 | Using a Nearby Cell to Provide Field Assisted Switching in a Magnetic Memory Array - Method and apparatus for writing data to a magnetic memory cell, such as a spin-torque transfer random access memory (STRAM) memory cell. In accordance with various embodiments, a write current is applied through a selected magnetic memory cell to initiate magnetic precession of the selected cell to a desired magnetic state. A field assist current is concurrently flowed through an adjacent memory cell to generate a magnetic field that assists in the precession of the selected cell to the desired magnetic state. | 2012-05-24 |
20120127786 | FLUX PROGRAMMED MULTI-BIT MAGNETIC MEMORY - An apparatus and associated method for a non-volatile memory cell, such as a multi-bit magnetic random access memory cell. In accordance with various embodiments, a first magnetic tunnel junction (MTJ) is adjacent to a second MTJ having a magnetic filter. The first MTJ is programmed to a first logical state with a first magnetic flux while the magnetic filter absorbs the first magnetic flux to prevent the second MTJ from being programmed. | 2012-05-24 |
20120127787 | SPIN-TRANSFER TORQUE MEMORY NON-DESTRUCTIVE SELF-REFERENCE READ METHOD - A method of self-reference reading a spin-transfer torque memory unit includes applying a first read current through a magnetic tunnel junction data cell and forming a first bit line read voltage. The magnetic tunnel junction data cell has a first resistance state. Then the method includes applying a second read current thorough the magnetic tunnel junction data cell having the first resistance state. The first read current is less than the second read current. Then the first bit line read voltage is compared with the second bit line read voltage to determine whether the first resistance state of the magnetic tunnel junction data cell was a high resistance state or low resistance state. | 2012-05-24 |
20120127788 | MRAM Cells and Circuit for Programming the Same - A circuit includes magneto-resistive random access memory (MRAM) cell and a control circuit. The control circuit is electrically coupled to the MRAM cell, and includes a current source configured to provide a first writing pulse to write a value into the MRAM cell, and a read circuit configured to measure a status of the MRAM cell. The control circuit is further configured to verify whether a successful writing is achieved through the first writing pulse. | 2012-05-24 |
20120127789 | STORAGE NODE, PHASE CHANGE MEMORY DEVICE AND METHODS OF OPERATING AND FABRICATING THE SAME - A storage node may include a lower electrode, a phase change layer on the lower electrode and an upper electrode on the phase change layer, and the lower electrode and the upper electrode may be composed of thermoelectric materials having a melting point higher than that of the phase change layer, and having different conductivity types. An upper surface of the lower electrode may have a recessed shape, and a lower electrode contact layer may be provided between the lower electrode and the phase change layer. | 2012-05-24 |
20120127790 | ADJUSTABLE WRITE BINS FOR MULTI-LEVEL ANALOG MEMORIES - Selecting bins in a memory by receiving a target cost for performing writes at an analog memory that is capable of storing a range of values. Possible bins that may be created in the range of values and a cost associated with each possible bin are determined. Each possible bin includes one or more of the values. A group of bins are identified, the group of bins are among the possible bins with associated costs that are within a threshold of the target cost. A maximum number of bins are selected from the group of bins that have non-overlapping values. The selected bins are stored along with the values of the selected bins utilized to encode and decode contents of the analog memory. | 2012-05-24 |
20120127791 | NONVOLATILE MEMORY DEVICE, MEMORY SYSTEM COMPRISING SAME, AND METHOD OF PROGRAMMING SAME - A nonvolatile memory device is programmed using an incremental step pulse programming method comprising a plurality of program loops. Some program loops use a one step verification operation, and other program loops use a two step verification operation. | 2012-05-24 |
20120127792 | SEMICONDUCTOR MEMORY HAVING ELECTRICALLY ERASABLE AND PROGRAMMABLE SEMICONDUCTOR MEMORY CELLS - In a nonvolatile memory apparatus, a system bus receives address, command, and/or control signals. Memory cells store bits of data by shifting a threshold voltage to one of plural ranges. In writing a first page, the threshold voltage of a first memory cell remains in a first range or shifts into a second range. In writing a second page, the threshold voltage remains in the first or second voltages, or shifts into a third range from the first range or into a fourth range from the second range. Before writing the second page, the memory reads data from the first memory cell for generating the second page writing data. A shifting direction of the threshold voltage from the first to the second range is the same as a shifting direction from the first to the third range. | 2012-05-24 |
20120127793 | MEMORY ARRAYS - A memory array includes a control gate, where every memory cell coupled to a first side of the control gate is within a first row of memory cells and every memory cell coupled to a second side of the control gate is within a second row of memory cells, and where the first row of memory cells is successively adjacent to the second row of memory cells. The memory array also includes alternating first and second bit lines, where each of the memory cells of the first row of memory cells is coupled to a respective one of the first bit lines, where each of the memory cells of the second row of memory cells is coupled to a respective one of the second bit lines, and wherein the first bit lines are different from the second bit lines. | 2012-05-24 |
20120127794 | PROGRAM VERIFY OPERATION IN A MEMORY DEVICE - Methods for program verifying, program verify circuits, and memory devices are disclosed. One such method for program verifying includes generating a ramped voltage for a plurality of count values. The ramped voltage is applied to a control gate of a memory cell being program verified. At least a portion of each count value is compared to an indication of a target threshold voltage for the memory cell. When the at least a portion of the count value is equal to the indication of the target threshold voltage indication, sense circuitry is used to check if the memory cell has been activated by the voltage generated by the count. If the memory cell has been activated, an inhibit latch is set to inhibit further programming of the memory cell. If the memory cell has not been activated by the voltage, the memory cell is biased with another programming pulse. | 2012-05-24 |
20120127795 | NON-VOLATILE MEMORY AND MANUFACTURING METHOD THEREOF AND OPERATING METHOD OF MEMORY CELL - A non-volatile memory and a manufacturing method thereof and a method for operating a memory cell are provided. The non-volatile memory includes a substrate, first and second doped regions, a charged-trapping structure, first and second gates and an inter-gate insulation layer. The first and second doped regions are disposed in the substrate and extend along a first direction. The first and second doped regions are arranged alternately. The charged-trapping structure is disposed on the substrate. The first and second gates are disposed on the charged-trapping structure. Each first gate is located above one of the first doped regions. The second gates extend along a second direction and are located above the second doped regions. The inter-gate insulation layer is disposed between the first gates and the second gates. Adjacent first and second doped regions and the first gate, the second gate and the charged-trapping structure therebetween define a memory cell. | 2012-05-24 |
20120127796 | RETENTION IN NVM WITH TOP OR BOTTOM INJECTION - Retention of charges in a nonvolatile memory (NVM) cell having a nitride-based injector (such as SiN, SIRN, SiON) for facilitating injection of holes into a charge-storage layer (for NROM, nitride) of a charge-storage stack (for NROM, ONO) may be improved by providing an insulating layer (for NROM, oxide) between the charge-storage layer and the injector has a thickness of at least 3 nm. Top and bottom injectors are disclosed. Methods of operating NVM cells are disclosed. The NVM cell may be NROM, SONOS, or other oxide-nitride technology NVM cells such as SANOS, MANOS, TANOS. | 2012-05-24 |
20120127797 | SYSTEM AND METHOD FOR TESTING FOR DEFECTS IN A SEMICONDUCTOR MEMORY ARRAY - A system and method for testing semiconductor memory devices includes a variable voltage input to a memory cell control gate. The voltage to the control gate can be varied from a voltage level used for normal memory cell operation, such as a read operation, to a voltage level that can be used to detect a defect in the memory device. During testing, the voltage level applied to the control gate is lower than the voltage level applied to a second terminal, such as a drain terminal, of the memory cell. In some embodiments, testing for defects can include applying a negative voltage to the control gate, while a positive voltage is applied to the drain terminal, which can reveal the presence of a gate-to-drain leakage defect. | 2012-05-24 |
20120127798 | METHOD AND APPARATUS FOR SHARING INTERNAL POWER SUPPLIES IN INTEGRATED CIRCUIT DEVICES - A method, system and apparatus for sharing internal power supplies in integrated circuit devices is described. A multiple device integrated circuit | 2012-05-24 |
20120127799 | WRITE-PRECOMPENSATION AND VARIABLE WRITE BACKOFF - A technique for writing data is disclosed. The technique includes estimating an amount of additional voltage on a victim cell of a solid-state storage device caused by writing to one or more other cells in the solid-state storage device, determining a modified write value for the victim cell based at least in part on a desired value for the victim cell and the estimated amount of additional voltage, and writing the modified write value to the victim cell. | 2012-05-24 |
20120127800 | Pair Bit Line Programming To Improve Boost Voltage Clamping - A non-volatile storage system reduces program disturb in a set of non-volatile storage elements by programming using selected bit line patterns which increase the clamped boosting potential of an inhibited channel to avoid program disturb. Alternate pairs of adjacent bit lines are grouped into first and second sets. Non-volatile storage elements of the first set of pairs are subject to program pulses and verify operations in each of a first number of iterations, after which non-volatile storage elements of the second set of pairs is subject to program pulses and verify operations in each of a second number of iterations. | 2012-05-24 |
20120127801 | METHOD OF OPERATING NONVOLATILE MEMORY DEVICE - A method of operating a nonvolatile memory device includes performing a LSB program operation on memory cells coupled to a selected word line and a word line adjacent to the selected word line; performing a first MSB program operation so that the threshold voltages of the memory cells coupled to the selected word line reach temporary voltages lower than first target voltages; performing a second MSB program operation so that the threshold voltages of the memory cells coupled to the word line adjacent to the selected word line are higher than second target voltages; and performing a third MSB program operation so that the threshold voltages of the memory cells coupled to the selected word line are higher than the first target voltages. | 2012-05-24 |
20120127802 | NON-VOLATILE MEMORY DEVICE, METHOD OF OPERATING THE SAME, AND ELECTRONIC DEVICE HAVING THE SAME - In one embodiment, the method includes receiving an operation command, detecting a noise level of a common source line, and adjusting a number of times to perform an operation on a memory cell in response to the operation command based on the detected noise level. | 2012-05-24 |
20120127803 | NONVOLATILE SEMICONDUCTOR STORAGE DEVICE - A nonvolatile semiconductor storage device including a NAND cell unit having a first and a second select gate transistor, a plurality of memory cell transistors series connected between the first and second select gate transistors that are coupled to corresponding word lines, and a peripheral circuit erase verifying the NAND cell unit by turning on the first and second select gate transistors, applying a predetermined voltage level on the source line, making a voltage level applied on one or more of the word lines coupled to the memory cell transistors relatively closer to the second select gate transistor larger than that applied on one or more of the word lines coupled to the memory cell transistors relatively closer to the first select gate transistor, and verifying data erase of the memory cell transistors. | 2012-05-24 |
20120127804 | Memory Write Error Correction Circuit - Memory circuit includes; an array, row decoder, column decoder, addressing circuit to receive an address of the data bit, control logic receiving commands and transmitting control signals to memory system blocks, and sensing and write driver circuits coupled to a selected column. A hidden read compare circuit couples between the sensing circuit and write driver, which couples an error flag to the control logic circuit responsive to a comparison between a data bit in the input latch and a data-out read from the memory array. A write error address tag memory is responsive to the error flag and is coupled to the addressing circuit via a bidirectional bus. A data input output circuit having first and second bidirectional buses to transmit and receive said data bit is provided. Write error address tag memory stores the address if the error flag is set and provides the address during a re-write operation. | 2012-05-24 |
20120127805 | MEMORY ELEMENTS HAVING SHARED SELECTION SIGNALS - Apparatus are provided for memory elements and related computing modules. An exemplary memory element includes a first array of one or more memory cells, a second array of one or more memory cells, write selection circuitry associated with the first array, and read selection circuitry associated with the second array. The write selection circuitry and the read selection circuitry are configured to be activated concurrently. | 2012-05-24 |
20120127806 | MEMORY WORD LINE BOOST USING THIN DIELECTRIC CAPACITOR - A memory includes a word line and a word line boost circuit. The word line boost circuit includes a capacitor having a capacitor dielectric thickness, and a transmission gate coupled to the word line and the capacitor. The transmission gate has a gate-dielectric thickness that is greater than the capacitor dielectric thickness. The word line boost circuit is configured to supply a high voltage that is higher than a power supply voltage to the word line during an operation of the memory by utilizing the capacitor. | 2012-05-24 |
20120127807 | MEMORY INSTRUCTION INCLUDING PARAMETER TO AFFECT OPERATING CONDITION OF MEMORY - Subject matter disclosed herein relates to techniques to operate memory. | 2012-05-24 |
20120127808 | INTEGRATED CIRCUIT MEMORY OPERATION APPARATUS AND METHODS - Some embodiments include apparatus and methods having a memory cell included in a device, a control line configured to receive a control signal to access the memory cell, and a first line configured to transfer information to and from the memory cell. The control signal has a first level during a first time interval and a second level during a second time interval of a memory operation. The apparatus and methods also include a module configured to reduce difference between a value of a voltage on the second line and a value of a voltage on a node of the device during a first time portion of the second time interval. Additional apparatus and methods are disclosed. | 2012-05-24 |
20120127809 | PRECHARGE SIGNAL GENERATION CIRCUIT OF SEMICONDUCTOR MEMORY APPARATUS - A precharge signal generation circuit of a semiconductor memory apparatus may comprise a read/write precharge command generation section configured to delay a precharge command by a first delay time set in response to a control signal to generate one of a read precharge command and a write precharge command; and a read/write bank precharge address generation section configured to delay a bank column address strobe signal by a second delay time set in response to the precharge command delayed in the read/write precharge command generation section, and generate one of a read bank precharge address and a write bank precharge address. | 2012-05-24 |
20120127810 | SEMICONDUCTOR MEMORY DEVICE AND ACCESS METHOD THEREOF - Example embodiments provide a semiconductor memory device that may include: a cell array arranged in pluralities of rows and columns; and a sense amplifier conducting writing and reading operations to the cell array in response to writing and reading commands in correspondence with an access time, which may be variable in period. The sense amplifier adjusts pulse widths of write-in and read-out data in accordance with a period of the access time. | 2012-05-24 |
20120127811 | TIMING GENERATION CIRCUIT, SEMICONDUCTOR STORAGE DEVICE AND TIMING GENERATION METHOD - According to an embodiment, a semiconductor storage device includes a memory cell array, a plurality of sense amplifiers and a timing generation circuit. The memory cell array includes a plurality of word lines, a plurality of bit lines crossing the plurality of word lines, and a plurality of memory cells provided in intersection portions of the plurality of word lines and the plurality of bit lines. The plurality of sense amplifiers is configured to detect a signal level of the corresponding bit lines. The timing generation circuit includes a timing selection circuit configured to select a timing in a preset order from among timings in which each bit line signal in the plurality of bit lines changes. The timing generation circuit is configured to generate activation timing to activate the plurality of sense amplifiers based on the selected timing. | 2012-05-24 |