51st week of 2014 patent applcation highlights part 29 |
Patent application number | Title | Published |
20140369039 | HEAT TRANSFERRING ARRANGEMENT - The present invention relates to a heat transferring arrangement ( | 2014-12-18 |
20140369040 | LED light for ceiling fan - A light fixture is provided with a light seat including four spaced, upward inclined sides and holes arranged along a bottom edge of each side, insulators fastened in the holes respectively, LED arrays each including LEDs, and wires each passing through the hole to interconnect a power source and the LED array; a lampshade secured to the light seat; and a centrally raised cover comprising a threaded fastening assembly for securing the cover to the light seat, and through holes disposed along edges as heat sinks which are in close proximity to a predetermined number of the LED arrays. | 2014-12-18 |
20140369041 | LIGHTING ASSEMBLY HAVING ENHANCED VISUAL APPEARANCE - A lighting assembly includes a housing assembly, a first light source located within the housing assembly, and a second light source located within the housing assembly. A first cover is positioned relative to the first light source so that the first light source is able to illuminate the first cover. A second cover is positioned relative to the second light source so that the second light source is able to illuminate the second cover. A light barrier is disposed between the first and second covers. The light barrier is configured to prevent interference between the first light source and the second light source. | 2014-12-18 |
20140369042 | Light Source Module - A light source module includes a substrate, a circuit, at least one first light source unit, and at least one second light source. The circuit is disposed on the substrate and includes a first signal channel and a second signal channel. The first light source unit is disposed on a bearing surface, wherein the first light source unit has a first A pin and a first B pin having different polarity from the first A pin. The second light source unit is disposed on the bearing surface and is adjacent to the first light source unit, wherein the second light source unit has a second A pin and a second B pin having different polarity from the second A pin, and the second A pin is adjacent to the first A pin of the first light source unit and has a same polarity with the first A pin. | 2014-12-18 |
20140369043 | CONTROL INTERFACE MODULE - The present invention relates to a control interface module ( | 2014-12-18 |
20140369044 | LIGHT EMITTING MODULE AND LIGHT EMITTING DEVICE HAVING THE SAME - Disclosed are a light emitting module and a light emitting device. The disclosed light emitting module includes a plurality of light emitting devices and a wire connecting the light emitting devices with each other and having at least a first end portion coupled with each light emitting device. The wire has a length longer than a distance between the light emitting devices, and is located higher than bottom surfaces of the light emitting devices. Each light emitting device includes a body including an insulating material, a first lead frame making contact with the body and having a first coupling part, a second lead frame making contact with the body and having a second coupling part, and a light emitting chip on at least one of the first and second lead frames. The first and second coupling parts are located higher than the bottom surfaces of the light emitting devices, and the wire is coupled with the first and second coupling parts of the light emitting devices. | 2014-12-18 |
20140369045 | Lighting Assembly, a Light Source and a Luminaire - A lighting assembly, a light source and a luminaire are provided. The lighting assembly | 2014-12-18 |
20140369046 | LIGHT EMITTING DEVICE AND IMAGE FORMING APPARATUS - A light-emitting device for use in an image forming apparatus includes an apparatus body; a door disposed on and openably closable relative to the apparatus body; a lens mounted on the door; a light-emitting element that lights up the lens with light; and a bracket disposed on the apparatus body, configured to support the light-emitting element. The bracket is slidable in a direction in which the light-emitting element emits light. In a state in which the door is closed relative to the apparatus body, the bracket contacts at least one of a part of the door and a part of the lens, further movement of the bracket in the slidable direction is obstructed, and the light-emitting element and the lens are positioned adjacent to each other. | 2014-12-18 |
20140369047 | Frame and Light Apparatus - A frame for a light apparatus and the light apparatus are provided. The light apparatus has at least one light-emitting diode chip. The frame includes an electrode portion, a first body and a second body. The frame has a first portion, a second portion and a bendable connecting portion which is located between the first portion and the second portion. An angle is formed between the first portion and the second portion by the connecting portion. The first body is disposed on the first portion. The first body has a first recess exposing a portion of a first electrode surface of the first portion. The light-emitting diode chip is disposed in the first recess and connected with the first electrode surface electrically. The second body is disposed on the second portion and exposes a portion of the connection surface of the second portion. | 2014-12-18 |
20140369048 | PHOTOLUMINESCENT ILLUMINATOR - An illuminator and a method for fabricating the illuminator are disclosed. The illuminator comprises at least a light source and a discriminator. The light source comprises one or more luminescent layers that substantially convert the energy of a primary electromagnetic radiation to an output radiation. The discriminator comprises one or more layers that substantially transmit the primary electromagnetic radiation to the one or more luminescent layers and reflect at least a portion of the output radiation from the one or more luminescent layers to the viewing hemisphere. A method for applying the illuminator to an object is also disclosed. | 2014-12-18 |
20140369049 | Luminaire - According to one embodiment, there is provided a luminaire including a light-emitting element and a cover provided on an irradiation side of the light-emitting element. The cover includes a first light transmitting section provided on the center side of the cover and a second light transmitting section provided at the peripheral edge of the first light transmitting section and having light transmittance higher than the light transmittance of the first light transmitting section. | 2014-12-18 |
20140369050 | LED Light Assembly - A light assembly comprises an LED light source, a reflector, and an optical element assembly. The LED light source comprises a light emitting die and has an optical axis which extends from the light emitting die and perpendicular to a first plane. The reflector defines an optical cavity and has a reflective surface oriented to reflect light emitted by the light source incident to the reflective surface along a range of reflected angles. The optical element assembly comprises an optical element disposed in the path of the light emitted from the light source. The optical element is supported within the optical cavity by a connector arm, which has first and second ends. The first end is connected to the optical element and the second end supports the optical element assembly from behind the reflector. | 2014-12-18 |
20140369051 | SPOT TIR LENS SYSTEM FOR SMALL HIGH-POWER EMITTER - A lamp includes a single emitter structure having a substrate with 25 or more light emitting diodes (LEDs) arranged thereon and a power rating of 80 Watts or more, a total internal reflection (TIR) lens with a plurality of refractive surface regions disposed on the step-shaped upper surface of the optical body, and a holder having a plurality of tabs disposed along an inside rim of the holder and configured for radial compression fit with a flange of the lens, and three or more support members configured for centering the optical body member with respect to the single emitter structure. | 2014-12-18 |
20140369052 | LIGHT EMITTING DEVICE AND METHOD FOR MANUFACTURING SAME - A light emitting device has a light emitting element, a package, a lead, and a cover film. The package is arranged to form at least part of an inner peripheral face of a recess portion. The light emitting element is housed in the recess portion. The lead is disposed on a bottom face of the recess portion. The lead is electrically connected to the light emitting element. The cover film is arranged to cover the inner peripheral face of the recess portion. The cover film has light transmissive and electrical insulation. The package includes a base material and a plurality of particles. The base material includes a resin. A coefficient of thermal expansion of the particles is different from a coefficient of thermal expansion of the base material. The particles are disposed at least near the inner peripheral face of the recess portion. | 2014-12-18 |
20140369053 | ASSEMBLING HEAT DISSIPATING LIGHTING DEVICE - An assembling heat dissipating lighting device comprises a lamp socket means and a heat dissipating lighting means. The lamp socket means includes an installing space and an installing hole communicated with the installing space. A periphery of the installing hole is formed with an inserting portion and an engaging portion. The heat dissipating lighting means includes a LED lighting member and a heat dissipating member thermally connected with the LED lighting member, and an outer ring surface of the LED lighting member has an engaging element and a fastening portion. The heat dissipating lighting means is fixed to the lamp socket means by way of engaging the engaging element into the installing space and correspondingly engaging the fastening portion with the engaging portion by way of rotating the heat dissipating lighting means. Thus, the convenience of disassembly and fixation of the assembling heat dissipating lighting device is increased. | 2014-12-18 |
20140369054 | LED LIGHTING DEVICE WITH IMPROVED HEAT SINK - An LED lighting device includes an LED light engine and a heat sink including a heat dissipation structure. The heat dissipation structure includes: a plurality of heat conductive rod rows including a plurality of vertical heat conductive rods; a plurality of horizontal heat conductive rods including a plurality of surfaces and attached onto one end of the vertical heat conductive rods; another end of the vertical heat conductive rods vertically attached to a back side of the LED light engine; and a plurality of fin modules attached to any one of the surfaces of the horizontal heat conductive rods. Accordingly, the heat dissipation area is increased and the heat sink is separated from the LED light engine such that heat dose not accumulate thereon and the shortcoming of airflow on the heat sink can be overcome with improvements. | 2014-12-18 |
20140369055 | LED LIGHTING APPARATUS AND HEAT SINK THEREOF - In an LED lighting apparatus and a heat sink thereof, the heat sink includes a heat dissipation structure for airflows, and the heat dissipation structure includes: a plurality of heat conductive rods arranged spaced apart from each other in rows and attached at a back side of an LED light engine; each heat conductive rod including an extension portion horizontally extended on at least one side of the LED light engine and a plurality of surfaces; and a plurality of fin modules attached to two corresponding surfaces of each one of the extension portions respectively; each fin module including a plurality of fins spaced apart from each other; wherein an air gap is formed between any two of the adjacent fin modules and a fin channel is formed between any two of the adjacent fins such that air flows through these air gaps and fin channels. | 2014-12-18 |
20140369056 | LIGHT-EMITTING DIODE LAMP ASSEMBLY - A light-emitting diode lamp assembly comprises a housing unit formed in a Y shape, a contact terminal for supplying electrical power and configured to be inserted into the housing unit, and a substrate configured to be mounted on the upper side of the housing unit and for receiving power from the contact terminal. The light-emitting diode lamp assembly further comprises a cover unit which is positioned on the upper part of the substrate and which can effectively release light released from an LED mounted on the substrate. The light-emitting diode lamp assembly is configured to be mounted on the inner side of a dashboard of various mechanical equipment, and is used to increase the discrimination between components on the dashboard and to improve profitability by simplifying the shape of the components and facilitating the assembly of the components. | 2014-12-18 |
20140369057 | ILLUMINATING UNIT - An illuminating unit includes an electronic component that emits illumination light, a busbar that includes a electric connecting part which electrically connects the electric component and the outside of the electronic component, and a locking part which has elasticity and sandwiches and holds the electronic component, a housing that accommodates the busbar, and a cover that is assembled to the housing and includes an opening part through which the illumination light passes. The locking part includes a contact part and a pressing part. The contact part abuts with a fringe of the opening part when the cover is assembled to the housing. The pressing part follows the contact part and presses the electronic component by being deformed in a state where the cover is assembled to the housing. | 2014-12-18 |
20140369058 | METHOD AND DEVICE FOR GROUPING ILLUMINATION UNITS - A method is described for ascertaining a group of at least two adjacently situated illumination units during the travel of a vehicle. The method includes a step of recognizing at least one first illumination unit and at least one second illumination unit in a detection range of a sensor and recognizing a subsequent departure of the first illumination unit from the detection range of the sensor. The method also includes a step of detecting a distance and/or a time which the vehicle travels after a departure of the first illumination unit from the detection range of the sensor up to a departure of the second illumination unit from the detection range of the sensor. | 2014-12-18 |
20140369059 | VEHICLE GLAZING - A vehicle glazing comprising a pane of glazing material having an exposed surface and a light emitting diode device a) other than an auxiliary stop lamp adhesively attached to the exposed surface of the pane of glazing material, or b) in the form of an auxiliary stop lamp adhesively attached to the exposed surface of the pane of glazing material, the lamp comprising a substrate having a functional surface on which a plurality of light emitting diodes is provided, and which is provided with a layer of transparent encapsulant to cover the light emitting diodes is disclosed. A process for the production of such a vehicle glazing comprising applying adhesive to a surface of the vehicle glazing, positioning the light emitting diode device with respect to the pane of glazing material and activating the adhesive is also disclosed. | 2014-12-18 |
20140369060 | LED Signal Lamp - An LED signal lamp which includes at least one white LED illumination unit, and at least one light filter each is provided in a light path of each of the white LED illumination unit for filtering at least one portion of light beams of the white LED illumination unit to provide nonwhite light beams of a predetermined color. Thus colored signal lamp is provided via white LED illumination units, the light efficiency is enhanced, the structure is simple, and the manufacturing costs are low. | 2014-12-18 |
20140369061 | MONOTRACK-MOVABLE LIGHTING SYSTEM HAVING A LIFTING ZONE FOR MAINTENANCE - The present invention relates to a movable lighting system with lighting devices driven along a monotrack, more specifically, relates to a movable lighting system having a lifting zone where a portion of the monotrack can be moved up and down for maintenance, wherein the movable portion of the monotrack comprises a locking module. | 2014-12-18 |
20140369062 | Headlamp Assembly with Heat Sink Structure - A headlamp assembly for a vehicle includes housing for coupling the headlamp assembly to a vehicle and a heat sink structure having a first surface, a second surface, a first edge, and a second edge. A first light emitting diode assembly and a second light emitting diode assembly are each electrically connected to a circuit board. The second edge of the heat sink structure directly contacts an inner surface of the housing, such that the housing is separated into first and second sections by the heat sink structure. Illumination of the first light emitting diode assembly results in a low beam and illumination of both the first light emitting diode assembly and the second light emitting diode assembly results in a high beam. | 2014-12-18 |
20140369063 | LUMINOUS MULTIPLE GLAZING UNIT FOR AN ITEM OF FURNITURE - A luminous multiple glazing unit of a door of furniture notably refrigerated includes a first sheet of mineral glass or organic glass, a second sheet separated from the first sheet by peripheral spacer, a peripheral light source with a source support, a light extraction device for extracting the guided light to form at least one luminous zone, the source support being in a housing surrounded by material, forming a framing, including an assembly element, covered by a cap, the cap and the diode support being removable from the glazing unit. | 2014-12-18 |
20140369064 | LIGHT-EMITTING DEVICE - A light-emitting device includes a light-emitting portion that emits fluorescence in response to excitation light incident on a surface of the light-emitting portion, and a reflector that defines a light-emitting region on the surface of the light-emitting portion, the fluorescence being emitted from the light-emitting region. The excitation light has a top-hat energy intensity distribution on the surface of the light-emitting portion. | 2014-12-18 |
20140369065 | ILLUMINATION DEVICE AND VEHICLE HEADLIGHT - In a head lamp | 2014-12-18 |
20140369066 | TRACEABLE CABLE ASSEMBLY - A traceable cable assembly comprises: a fiber optic cable including a cable jacket that encloses an optical fiber, and two conductive elements that are embedded spacedly in the cable jacket and that extend along the optical fiber; and multiple lighting units spacedly secured to the fiber optic cable. Each lighting unit includes a connecting seat provided with a light emitting element, and mounted to the fiber optic cable so that the light emitting element is connected electrically between the conductive elements through the connecting seat. A portable power device is detachably coupled to the connecting seat of one lighting unit for supplying a supply voltage to the light emitting element of each lighting unit through the conductive elements. | 2014-12-18 |
20140369067 | BACKLIGHT MODULE - A background module includes a light-emitting element, a light guide plate, and a light shielding structure. The light guide plate includes a reflective material layer. The reflective material layer is disposed on a top surface of the light guide plate and located near the light-emitting element. After a light beam emitted by the light-emitting element is introduced into the light shielding structure, a portion of the light beam is reflected back into the light shielding structure by the reflective material layer. On the other hand, a portion of the light beam is transmitted through the reflective material layer and absorbed by the light shielding structure. Consequently, the possibility of causing light leakage will be minimized. | 2014-12-18 |
20140369068 | LIGHT GUIDE PLATE, DISPLAY UNIT INCLUDING THE LIGHT GUIDE PLATE, TRAFFIC SIGN INCLUDING THE DISPLAY UNIT, AND METHOD OF MANUFACTURING THE LIGHT GUIDE PLATE AND METHOD OF MANUFACTURING THE TRAFFIC SIGN - Even though no light source is provided in the vicinity of each curved apex of a main face, the brightness difference depending on the location on the main face is reduced, and a light guide plate that contributes to electric power saving can be provided. A display and a traffic sign including the display that can keep a small brightness difference depending on the location on the main face, and reduce the power consumption. The ratio of the area of the first diffusion dots and second diffusion dots within the second diffusion region is greater than the ratio of the area of the first diffusion dots within the first diffusion region. Even though no light source unit is provided at a curved section, the brightness difference (the unevenness of brightness) depending on the location on the entire main face is reduced, and electric power saving can be achieved. | 2014-12-18 |
20140369069 | OPTICAL MODULE AND LAMP - A lamp includes a frame, a light guide plate, a light source and a reflecting structure. The light guide plate is disposed on the frame and includes a light-incident surface, a first light-emitting surface and a second light-emitting surface. The second light-emitting surface is opposite to the first light-emitting surface, in which the light-incident surface connects the first light-emitting surface and the second light-emitting surface. The light source is adjacent to the light-incident surface and the light source is disposed in the frame. The reflecting structure is adjacent to the first light-emitting surface and includes at least two transparent sheets. The two transparent sheets are separated by an air gap, such that at least one light beam emitted from the first light-emitting surface is reflected back to the light guide plate and is emitted out from the second light-emitting surface. | 2014-12-18 |
20140369070 | DISPLAY APPARATUS - A display apparatus includes a display panel, a first covering part, an upper frame and a lower frame. The first covering part is disposed on the display panel. The upper frame is disposed under the first covering part and includes a first combining portion. The lower frame is combined with the upper frame through the first combining portion, and overlaps a peripheral portion of the display panel. | 2014-12-18 |
20140369071 | ILLUMINATED DISPLAY BOARD HAVING AN ANGLED LIGHT SOURCE - An illuminated display board includes a frame, a light-transmissive panel, and a light source. The light source is positioned within the frame, and adjacent the light-transmissive panel. The light source is oriented at an angle of between about 25 degrees and about 50 degrees with respect to the light-transmissive panel. | 2014-12-18 |
20140369072 | Transparent Display Apparatus - A transparent display apparatus is provided. The display apparatus includes a plurality of white sub-pixels and a plurality of color sub-pixels that are mixedly arranged. The display apparatus also includes a control module for controlling the white sub-pixels and the color sub-pixels. When the display apparatus is in a transparent mode, the control module reduces or stops light emitting from the color sub-pixels and allows at least a part of ambient light behind the white sub-pixels to emit from the white sub-pixels to achieve the see-through effect. When the display apparatus is in a display mode, the control module adjusts at least one of the white or color sub-pixels to ensure that light from the white sub-pixels is far less than light from the color sub-pixels. | 2014-12-18 |
20140369073 | LIGHTING ASSEMBLY - A lighting assembly includes a light engine and a light guide. The light engine edge lights the light guide and includes a control assembly that controls light output according to one or more parameters to produce light output from the lighting assembly with a desired characteristic. Lighting assemblies are combined to form a modular lighting assembly. | 2014-12-18 |
20140369074 | Rotary optically controlled LED night lamp - A rotary optically controlled LED night lamp includes: a body; and a rotary plug holder connected to the body; wherein the body has an upper portion and a lower portion, the lower portion has a containing space, an optically controlled switch is provided inside the containing space; a round slot is provided on the lower portion, location flanges are provided on the round slot; wherein the rotary plug holder includes: a holder body; and a rotary connector connected to the holder body; wherein location slots engaged with the location flanges are provided on the holder body. An LED is connected to the optically controlled switch in such a manner that the LED is controlled optically; the location flanges are engaged with the location slots in such a manner that the night lamp can rotate for 360° freely for solving a illuminating angle locating problem. | 2014-12-18 |
20140369075 | SYSTEM AND METHOD FOR CONTROLLING DC - DC CONVERTER - A system and a method for controlling a DC-DC converter include a microcomputer for deriving an input limiting current value by dividing an input limiting power value by an input voltage value. A conversion circuit scales the input limiting current value to a limiting voltage value. A voltage control circuit derives a control voltage value based on an output voltage value and a reference voltage value and defines the limiting voltage value as a control voltage limiting value. A current control circuit generates a pulse width modulation (PWM) control signal based on the control voltage value. | 2014-12-18 |
20140369076 | POWER SUPPLY DEVICE - A power supply device includes a full-bridge circuit including first to fourth switches switching power input from a power input unit, the first and second switches and the third and fourth switches being connected to both terminals of the power input unit in parallel; a resonance unit connected between a first connection node between the first and second switches and a second connection node between the third and fourth switches; a transformer including primary and secondary windings connected to the resonance unit in series; a rectifying circuit rectifying and outputting voltage transferred from the secondary winding; a sensing unit obtaining at least one of output current and output voltage output from the rectifying circuit; and a controlling unit controlling the first to third switches or the second to fourth switches, based on the at least one of the output current and the output voltage obtained by the sensing unit. | 2014-12-18 |
20140369077 | PFC CIRCUIT FOR CHARGING CONVERTER - A power factor correction (PFC) circuit for a charging converter, includes an input terminal connected with an alternating-current source, and an output terminal connected with a converter. The output terminal is connected to an electrolytic capacitor, such that the PFC circuit is connected in parallel with the converter through the electrolytic capacitor. The front end of the electrolytic capacitor is connected to an LC filter. | 2014-12-18 |
20140369078 | BRIDGE CONVERTER WITH SNUBBER CIRCUIT - A bridge converter with a snubber circuit is applied to a power apparatus and a load apparatus. The bridge converter includes a transformer, a first diode, a secondary side first switch unit, a first capacitor, a second diode, a second capacitor, a secondary side second switch unit, a direct current to direct current conversion unit, a third capacitor and a resistor. The transformer includes a primary side winding, a first secondary side winding and a second secondary side winding. | 2014-12-18 |
20140369079 | VOLTAGE CONVERTER FOR A MOTOR VEHICLE - The invention relates to a voltage converter ( | 2014-12-18 |
20140369080 | COMPOUND SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - An AlGaN/GaN HEMT includes: a compound semiconductor layer; a source electrode and a drain electrode formed on an upper side of the compound semiconductor layer; and an Al—Si—N layer being a high-resistance layer disposed in a lower portion of at least one of the source electrode and the drain electrode and higher in an electric resistance value than the source electrode and the drain electrode. | 2014-12-18 |
20140369081 | POWER CONVERTER - LLC power converters are disclosed that operate in the soft switching region and are defined by a range of frequencies within which soft switching occurs. The LLC power converters include an LLC tank circuit in which the values of the inductors and the capacitors are scaled by a frequency scaling factor and a power scaling factor based on selected design parameters for the LLC power converter. The switching frequency of the disclosed LLC power converters can be varied by an output voltage to switching frequency controller. | 2014-12-18 |
20140369082 | POWER SUPPLY DEVICE - There is provided a power supply device, including an insulating direct current to direct current (DC/DC) converter unit including a primary side winding and a secondary side winding inductively coupled to the primary side winding and inducing a voltage in the secondary side winding in a first direction or a second direction, and a boost unit including a first boost converter boosting the voltage induced in the secondary side winding, in a first mode in which the voltage is induced in the secondary side winding in the first direction, and a second boost converter boosting the voltage induced in the secondary side winding, in a second mode in which the voltage is induced in the secondary side winding in the second direction. | 2014-12-18 |
20140369083 | RESONANT CONVERTER, POWER SUPPLY AND POWER CONTROLLING METHOD THEREOF - A resonant converter, a power supply and a power controlling method thereof are provided. The power supply includes a resonant converter which includes a square wave generator configured to alternately turn on and off first and second switches according to a frequency to generate a square wave, a resonant wave generator configured to generate a resonant wave corresponding to the square wave and a rectifier configured to output a voltage corresponding to the resonant wave; and a controller configured to control a frequency modulation of the resonant converter, wherein the controller includes a variable switching circuit configured to increase the frequency of the resonant converter in response to the resonant converter entering a capacitive mode. | 2014-12-18 |
20140369084 | ELECTRICAL CIRCUIT FOR DELIVERING POWER TO CONSUMER ELECTRONIC DEVICES - An electrical circuit for providing electrical power for use in powering electronic devices is described herein. The electrical circuit includes a power converter circuit that is electrically coupled to an electrical power source for receiving alternating current (AC) input power from the electrical source and delivering direct current (DC) output power to an electronic device. The power converter circuit includes a transformer and a switching device coupled to a primary side of the transformer for delivering power from the electrical power source to a primary side of the transformer. A controller is coupled to a voltage sensor and the switching device for receiving the sensed voltage level from the voltage sensor and transmitting a control signal to the switching device to adjust the voltage level of power being delivered to the electronic device. | 2014-12-18 |
20140369085 | POWER DELIVERY DEVICE AND CONTROL METHOD OF THE SAME - There can be provided a power delivery (PD) device capable of achieving protocols, e.g. Hard Reset, without using any alternative power source, and a control method of thereof. The PD device includes: a power source; a power line configured to deliver power supplied from the power source, to an outside; a switch connected between the power source and the power line; and a control circuit connected to the power line so that power is supplied from the power source to the control circuit, wherein at the time when a Hard Reset protocol is received from the outside through the power line, the control circuit turns from ON to OFF the switch to disconnect the power line from the power source. | 2014-12-18 |
20140369086 | POWER SUPPLY APPARATUS AND IMAGE FORMING APPARATUS - The power supply apparatus includes a transformer, a switch element that drives a primary side of the transformer, and a control unit that controls a drive frequency of the switch element, wherein when a state of driving the switch element at a first drive frequency is shifted to a state of driving the switch element at a second drive frequency lower than the first drive frequency, the control unit turns on the switch element at a first timing in which a displacement amount of the transformer caused by the drive of the transformer becomes a first displacement amount and at a second timing in which the displacement of the transformer becomes a second displacement amount smaller than the first displacement amount. | 2014-12-18 |
20140369087 | DETERMINING A PHASE AND A FREQUENCY OF AN ELECTRIC QUANTITY OF AN OPERATING ELECTRICAL DEVICE - A method and an apparatus for determining a phase and a frequency of an electric quantity being associated with an operation of an electrical device are described. The method comprises extracting a fundamental component of the electric quantity, calculating a positive sequence component of the electric quantity based on the extracted fundamental component, and determining the phase and the frequency of the electric quantity based on the calculated positive sequence component. | 2014-12-18 |
20140369088 | MULTI-LEVEL INVERTER - A multi-level inverter includes: a rectifying unit to rectify received a three-phase voltage; a smoothing unit to receive the rectified voltage and provide the rectified voltage as voltages having different levels to first to third different nodes; and an inverter unit including a plurality of switch units to transfer the voltages having three levels provided from the smoothing unit, wherein the inverter unit includes a first switch unit provided between the first node and a first output terminal, a second switch unit provided between the second node and the first output terminal, a third switch unit provided between the third node and the first output terminal, a fourth switch unit provided between the first node and a second output terminal, a fifth switch unit provided between the second node and the second output terminal, and a sixth switch unit provided between the third node and the second output terminal. | 2014-12-18 |
20140369089 | POWER CONVERSION CONTROL DEVICE - A period composed of a total of three periods, namely a period when an actual voltage vector is employed and periods before and after it can be regarded as an isolation period when an actual voltage vector is isolated in a vicinity where switching for commutation in a current-source converter is generated. When the switching in the current-source converter occurs at the isolation period, zero-current switching is realized. When presence of dead time is thus taken into consideration, a width of the timing when the zero-current switching is realized is made to be broader than a case where the presence of the dead time is not taken into consideration by the dead time. | 2014-12-18 |
20140369090 | INVERTER APPARATUS - In an inverter apparatus, an output voltage of an active filter circuit that steps up and smoothes a DC voltage is converted into an AC voltage by an inverter circuit. The active filter circuit includes a capacitor and a rectifier device connected between an input node and an output node. An inductor, one end of which is connected to the input node and the other end of which is connected the output node through the rectifier device, and a switch device connected between the other end and a low-potential-side line, and a first control circuit for the switch device are provided. The inductor stores energy while the switch device is on and releases the energy while the switch device is off. The rectifier device conducts such that the stored energy of the inductor is released. | 2014-12-18 |
20140369091 | METHOD FOR OPERATING A DRIVE CONTROL DEVICE, FACILITY WITH MEANS FOR EXECUTING THE METHOD AND DRIVE CONTROL DEVICE WITH SUCH A FACILITY - A drive controller and a method for operating a drive controller having a converter with a DC link circuit, includes measuring during operation phase currents generated by the converter; forming from the measured phase currents a current vector in a first coordinate system; rotating, with a first transformation angle and with a first rate of change, the current vector into a second coordinate system to generate a resulting current vector; supplying the resulting current vector to a regulator to generate a resulting voltage vector at an output of the regulator; rotating, with the first transformation angle or with a second transformation angle rotating at the first rate of change, the resulting voltage vector back into the first coordinate system to generate a resulting back-transformed voltage vector; and using the resulting back-transformed voltage vector as an influencing variable in addition to U/f control or vector regulation for controlling the converter. | 2014-12-18 |
20140369092 | METHOD OF REDUCING INPUT CURRENT DISTORTION IN A RECTIFIER - A method is disclosed for reducing input current harmonic distortion in a Vienna-type active rectifier that includes the steps of sensing voltage values from upper and lower halves of a DC bus associated with the rectifier, determining an average of the sensed voltage values, calculating upper and lower scale factors by dividing the sensed voltage values with the averaged sensed voltage value, rescaling a reference signal from a controller using the upper and lower calculated scale factors, and forward feeding the rescaled reference signal from the controller to a pulse width modulator to obtain a gate driver signal for power semiconductor switches of the rectifier. | 2014-12-18 |
20140369093 | ADAPTIVE RCD SNUBBER AND METHOD FOR SWITCHING CONVERTER - Exemplary embodiments provide a method and an adaptive RCD snubber circuit for a switching converter having a series-connection of a main inductor and a main switching device. A voltage stress of the main switching device is sensed, and the sensed voltage stress is controlled to a reference level by controlling a snubber capacitor voltage, wherein the snubber capacitor voltage is controlled by adjusting the snubber resistance of the RCD snubber. | 2014-12-18 |
20140369094 | CONVERTER CELL AND ASSOCIATED CONVERTER ARM AND METHOD - It is presented a converter cell comprising: a first terminal and a second terminal; an energy storage device connected on a first end to the second terminal; a first switch connected on a first end to the first terminal; a second switch arranged between the two terminals; and a third switch connected between a second end of the first switch and a second end of the energy storage device. A corresponding converter arm and method are also presented. | 2014-12-18 |
20140369095 | PUMPING CIRCUIT - A pumping circuit includes a charge pump configured to generate a pumping voltage based on a first voltage in response to an oscillation signal, and an oscillator configured to provide a period-controlled oscillation signal based on the first voltage and a second voltage. | 2014-12-18 |
20140369096 | POWER CONVERSION APPARATUS - A power conversion apparatus including a three-phase transformer interconnected to a three-phase power system, the three-phase transformer including a primary winding group that receives three-phase electric power of the three-phase electric power system, a first secondary winding group and a second secondary winding group that receive electric power transferred from the primary winding group, and a first converter group and a second converter group connected to the first and second secondary winding groups, respectively, the power conversion apparatus further including a DC output terminal group connected to at least one of other ends of the first to third converter arms provided in the first converter group, and connected to at least one of other ends of the fourth to sixth converter arms provided in the second converter group. | 2014-12-18 |
20140369097 | SWITCH MODE POWER CONVERTER HAVING BURST MODE WITH CURRENT OFFSET - A controller for use in a power converter includes a load sensing circuit coupled to output an error signal in response to a feedback signal representative of an output of the power converter. The error signal is representative of a load coupled to an output of the power converter. A burst mode control circuit is coupled to output a burst mode control signal in response to the error signal. An offset current generator circuit is coupled to output an offset current in response to the error signal. A drive circuit is coupled to control switching of a power switch to control a transfer of energy from an input of the power converter to the output of the power converter in response to the error signal, the burst mode control signal, the offset current, and a current sense signal representative of a current through the power switch. | 2014-12-18 |
20140369098 | MICRO INVERTER WITH DC-TO-AC CONVERTER AND SOLAR PHOTOVOLTAIC SYSTEM HAVING THE SAME - A DC-to-AC converter receives a DC power generated from a solar panel and converts the received DC power into an AC power outputted through a power line. The DC-to-AC converter includes a signal input port for externally connecting an environment sensing apparatus. The environment sensing apparatus senses environment conditions around the solar panel and produces an analog sensing signal. The DC-to-AC converter receives the analog sensing signal, converts the analog sensing signal into a digital sensing signal, and outputs the digital sensing signal the power line. A micro inverter is composed of the DC-to-AC converter and the solar panel, and the micro inverter is constructed in the solar photovoltaic system, thus eliminating unnecessary hardware devices. | 2014-12-18 |
20140369099 | POWER CONVERTER INCLUDING SMOOTHING CAPACITOR AND DISCHARGE RESISTOR - A power converter includes a body including a switching element; a plurality of semiconductor modules each having a control terminal projected from the body; a circuit board controlling the switching element; a cooler that cools the semiconductor modules; a smoothing capacitor smoothing direct-current voltage applied to the switching element; a discharge resistor disposed on a surface of the circuit board and electrically connected parallel to the smoothing capacitor. The semiconductor modules are mounted on the circuit board with the control terminal, the discharge resistor includes a first connecting portion at one end of the discharge resistor in a longitudinal direction thereof and a second connecting portion at an other end of the discharge resistor in the longitudinal direction, and the first connecting portion is connected to the control terminal via a wiring pattern provided on the surface of the circuit board. | 2014-12-18 |
20140369100 | RECTIFIER CIRCUIT - A rectifier circuit includes an inductor connected to AC inputs of a diode bridge circuit, a capacitor series circuit connected to a DC output, and bi-directional switches that are connected between the series connection point of the capacitors and the AC inputs of the diode bridge circuit. In order to reduce the loss that would occur if both bi-directional switches were driven at high frequency, one of the bi-directional switches is driven at the frequency of the AC input voltage and the other bi-directional switch is driven at a high frequency, and also general rectifying diodes are used as the diodes connected to the bi-directional switch that is driven at the frequency of the AC input voltage and fast recovery diodes are used as the diodes connected to the bi-directional switch that is driven at high frequency. | 2014-12-18 |
20140369101 | METHOD OF DERIVING SWITCH CURRENT SIGNALS IN A RECTIFIER - A method of deriving synchronous switch currents for a three-phase Vienna-type active rectifier that includes the step of generating gate driver signals for each phase of the rectifier by pulse width modulation, wherein the gate driver signals include a top gate driver signal, a clamp gate driver signal and a bottom gate driver signal, and the step of deriving synchronous switch current signals from the gate driver signal, wherein the synchronous switch current signals include a top gate switch current signal, a clamp gate switch current signal and a bottom gate switch current signal. | 2014-12-18 |
20140369102 | HIGH POWER CONVERTER COMPRISING LOW POWER SWITCHES AND A SWITCH CONTROL DEVICE FOR GENERATING A PULSE WITH A REFERENCE VALUE AND AT LEAST TWO CONTROL VALUES - A system for converting a first voltage into a second voltage, comprising: input terminals and output terminals; switching members disposed between the terminals, which can convert voltage; and a device for controlling the switching members, said device comprising a cell for controlling a switching member and a member for managing and supplying the control cell, said member being connected to the control cell by a link allowing the simultaneous transmission of a control signal and electrical energy. The member comprises means for generating a pulse comprising at least two different control intervals. During the second control interval, the pulse has a substantially constant value different from a reference value corresponding to the absence of control commands, the value of the pulse different from one control interval to the other and, during the first control interval, the pulse has a value strictly greater than the value during the second control interval. | 2014-12-18 |
20140369103 | CONTENT ADDRESSABLE MEMORY CELLS AND TERNARY CONTENT ADDRESSABLE MEMORY CELLS - An embodiment of the invention provides a binary CAM cell. The binary CAM cell includes a storage circuit, a first discharging circuit, and a second discharging circuit. The storage circuit is configured to provide a first stored bit and a second stored bit, which are complimentary bits of each other. The first discharging circuit is configured to either discharge or not discharge a match line according to the first stored bit provided by the storage circuit and a first searched bit provided by a first search line. The first discharging circuit includes a first PMOS transistor. The second discharging circuit is configured to either discharge or not discharge the match line according to the second stored bit provided by the storage circuit and a second searched bit provided by a second search line. The second discharging circuit includes a second PMOS transistor. | 2014-12-18 |
20140369104 | MEMORY DEVICE - According to one embodiment, a memory device includes first to third interconnects, memory cells, and selectors. The first to third interconnects are provided along first to third directions, respectively. The memory cells includes variable resistance layers formed on two side surfaces, facing each other in the first direction, of the third interconnects. The selectors couple the third interconnects with the first interconnects. One of the selectors includes a semiconductor layer provided between associated one of the third interconnects and associated one of the first interconnects, and gates formed on two side surfaces of the semiconductor layer facing each other in the first direction with gate insulating films interposed therebetween. | 2014-12-18 |
20140369105 | GENERATING OUTPUT SIGNAL DURING READ OPERATION - A circuit includes a fuse cell, a sense circuit and an output control circuit. The fuse cell includes an electrical fuse. The sense circuit is electrically coupled to the fuse cell and configured for generating a sense signal indicative of a programmed condition of the electrical fuse, at an output of the sense circuit. The output control circuit is electrically coupled to the output of the sense circuit, and the output control circuit is configured for latching the sense signal indicative of the electrical fuse having been programmed, during a read operation of the fuse cell. | 2014-12-18 |
20140369106 | SEMICONDUCTOR DEVICE WITH FUSE ARRAY AND OPERATING METHOD THEREOF - A semiconductor device includes a fuse array for storing normal fuse data and pattern data through a programming operation, a boot-up control unit suitable for generating an enable signal for enabling an output of the pattern data, and a pattern detection unit suitable for detecting a pattern of the pattern data in response to the enable signal, and generating a detection signal. The fuse array outputs the normal fuse data in response to the detection signal. | 2014-12-18 |
20140369107 | STRUCTURES FOR RESISTANCE RANDOM ACCESS MEMORY AND METHODS OF FORMING THE SAME - Memory cells and methods of forming the same and devices including the same. The memory cells have first and second electrodes. An amorphous semiconductor material capable of electronic switching and having a first band gap is between the first and second electrodes. A material is in contact with the semiconductor material and having a second band gap, the second band gap greater than the first band gap. | 2014-12-18 |
20140369108 | SYSTEM AND A METHOD FOR DESIGNING A HYBRID MEMORY CELL WITH MEMRISTOR AND COMPLEMENTARY METAL-OXIDE SEMICONDUCTOR - The embodiments herein relates to a hybrid non-volatile memory cell system and architecture for designing integrated circuits. The system comprises CMOS access transistor connected to a memristor which stores a data based on a resistance. The system has a word line for accessing the hybrid memory and two bit lines carrying data of mutually opposite values for transferring a data from the memory. The two terminals of the transistor are connected respectively to a first terminal of the memristor and to a first bit line. The gate terminals of the transistors are coupled together to form a word line. The access transistors control the two bit lines during a read and write operation. A control logic performs a read and write operation with the hybrid memory cells. The memory architecture prevents a power leakage during data storage and controls a drift in a state during a read process. | 2014-12-18 |
20140369109 | SEMICONDUCTOR MEMORY DEVICE AND MEMORY SYSTEM INCLUDING THE SAME - A semiconductor memory device includes a plurality of word lines each of which are connected to a plurality of memory cells, a row control unit suitable for sequentially activating and precharging a word line corresponding to a target address and a predetermined (N) number of adjacent word lines during a target activation mode, and a mode exit control unit suitable for counting the number of activation operations by the row control unit during the target activation mode to determine whether or not to exit from the target activation mode. | 2014-12-18 |
20140369110 | SEMICONDUCTOR MEMORY DEVICE AND SEMICONDUCTOR PACKAGE - A semiconductor memory device includes: a memory unit including a first memory sub region including a first memory cell and a second memory sub region including a second memory cell; a temperature information obtaining unit that obtains temperature information; a temperature estimation unit that estimates a first temperature of the first memory sub region and a second temperature of the second memory sub region based on the temperature information; a first sub region control unit that controls the first memory sub region based on the first temperature; and a second sub region control unit that controls the second memory sub region based on the second temperature. | 2014-12-18 |
20140369111 | Semiconductor Memory Device And Method For Driving The Same - In a conventional DRAM, when the capacitance of a capacitor is reduced, an error of reading data easily occurs. A plurality of cells are connected to one bit line MBL_m. Each cell includes a sub bit line SBL_n_m and 4 to 64 memory cells (a memory cell CL_n_m | 2014-12-18 |
20140369112 | SEMICONDUCTOR MEMORY - A semiconductor memory is disclosed that includes a first data line, a second data line, a first coupling line and a second coupling line. The first coupling line is configured to capacitively couple the first coupling line with the first data line. The second coupling line is configured to capacitively couple the second coupling line with the second data line. | 2014-12-18 |
20140369113 | PHASE-CHANGE MEMORY CELLS - A phase-change memory cell for storing information in a plurality of programmable cell states. The memory cell includes: a phase-change material located between a first electrode and a second electrode for applying a read voltage to the phase-change material to read a programmed cell state; and an electrically-conductive component extending in a direction between the first and second electrodes in contact with the phase-change material and arranged to present, to a cell current produced by the read voltage, a lower-resistance current path than an amorphous phase of the phase-change material in any of the plurality of programmable cell states, said current path having a length dependent on a size of said amorphous phase, wherein a volume of the electrically-conductive component is greater than about half that of said phase-change material. | 2014-12-18 |
20140369114 | PHASE-CHANGE MEMORY CELLS - Improved phase-change memory cells are provided for storing information in a plurality of programmable cell states. A phase-change material is located between first and second electrodes for applying a read voltage to the phase-change material to read the programmed cell state. An electrically-conductive component extends from one electrode to the other in contact with the phase-change material. The resistance presented by this component to a cell current produced by the read voltage is less than that of the amorphous phase and greater than that of the crystalline phase of the phase-change material in any of the cell states. | 2014-12-18 |
20140369115 | SEMICONDUCTOR DEVICE, METHOD FOR FABRICATING THE SAME, AND MEMORY SYSTEM INCLUDING THE SEMICONDUCTOR DEVICE - Semiconductor device, method for fabricating the same and electronic devices including the semiconductor device are provided. The semiconductor device comprises an interlayer insulating layer formed on a substrate and including a trench, a gate electrode formed in the trench, a first gate spacer formed on a side wall of the gate electrode to have an L shape, a second gate spacer formed on the first gate spacer to have an L shape and having a dielectric constant lower than that of silicon nitride, and a third spacer formed on the second gate spacer. | 2014-12-18 |
20140369116 | SHIELDED VERTICALLY STACKED DATA LINE ARCHITECTURE FOR MEMORY - Apparatuses and methods are disclosed, including an apparatus that includes first and second strings of vertically stacked memory cells, and first and second pluralities of vertically stacked data lines. A data line of the first plurality of data lines is coupled to the first string through a first select device. A data line of the second plurality of data lines is coupled to the second string through a second select device and is adjacent to the data line coupled to the first string. Such an apparatus can be configured to couple the data line coupled to the first string to a shield potential during at least a portion of a memory operation involving a memory cell of the second string. | 2014-12-18 |
20140369117 | MULTIPLE STEP PROGRAMMING IN A MEMORY DEVICE - Method of operating a memory include programming a memory cell and reading the memory cell to determine a programmed threshold voltage of the memory cell. If the programmed threshold voltage is within a threshold voltage distribution of a plurality of threshold voltage distributions, the memory cell is reprogrammed, and if the programmed threshold voltage is not within a threshold voltage distribution of the plurality of threshold voltage distributions, the memory cell is allowed to remain at the programmed threshold voltage. | 2014-12-18 |
20140369118 | CONFIGURING STORAGE CELLS - Apparatuses, systems, methods, and computer program products are disclosed for configuring storage cells. A method includes determining a usage history for a set of storage cells of a solid-state storage medium. A method includes adjusting a voltage threshold for a set of storage cells by an amount based at least in part on a usage history. A method includes configuring a set of storage cells to use an adjusted voltage threshold. | 2014-12-18 |
20140369119 | Compact Memory Device including a SRAM Memory Plane and a Non Volatile Memory Plane, and Operating Methods - A memory device includes a memory cell with an elementary SRAM-type cell and an elementary module coupled between a supply terminal and the elementary SRAM-type cell. The elementary module has a single nonvolatile EEPROM elementary memory cell that includes a floating gate transistor. The elementary module also has a controllable interconnection stage that can be controlled by a control signal external to the memory cell. The nonvolatile elementary memory cell and the controllable interconnection stage are connected to one another. The floating gate transistor of the nonvolatile memory cell is controllable to be turned off when a data item stored in the elementary SRAM-type cell is programmed into the nonvolatile elementary cell. | 2014-12-18 |
20140369120 | Memory Device Including a SRAM Memory Plane and a Non Volatile Memory Plane, and Operating Methods - A memory device includes at least one memory cell having a first SRAM-type elementary memory cell having two inverters coupled to one another crosswise and two groups, each having at least one non-volatile elementary memory cell. The non-volatile elementary memory cells of the two groups are coupled firstly to a supply terminal and secondly to the outputs and to the inputs of the two inverters via a controllable interconnection stage. | 2014-12-18 |
20140369121 | SEMICONDUCTOR DEVICE - Disclosed is a semiconductor device, including: an active region defined in a shape extended in at least four different directions in a semiconductor substrate; and gates of first to fourth transistors formed on extended portions of the active region, respectively, in which the first to fourth transistors share one junction area. | 2014-12-18 |
20140369122 | PSEUDO BLOCK OPERATION MODE IN 3D NAND - A 3D NAND stacked non-volatile memory device, comprising: a string comprising a plurality of non-volatile storage elements, the string comprises a channel and extends vertically through layers of the 3D stacked non-volatile memory device, and the plurality of storage elements are subdivided into different groups based on group assignments, each group of the different groups comprises multiple adjacent storage elements of the plurality of storage elements; and a control circuit in communication with the string, the control circuit, to perform a Pseudo Block Operation Mode. | 2014-12-18 |
20140369123 | PSEUDO BLOCK OPERATION MODE IN 3D NAND - A 3D NAND stacked non-volatile memory device, comprising: a string comprising a plurality of non-volatile storage elements, the string comprises a channel and extends vertically through layers of the 3D stacked non-volatile memory device, and the plurality of storage elements are subdivided into different groups based on group assignments, each group of the different groups comprises multiple adjacent storage elements of the plurality of storage elements; and a control circuit in communication with the string, the control circuit, to perform a Pseudo Block Operation Mode. | 2014-12-18 |
20140369124 | MEMORY SYSTEMS INCLUDING NONVOLATILE MEMORY DEVICES AND DYNAMIC ACCESS METHODS THEREOF - A method of operating a memory device includes: determining an erase mode based on a number of erase cycles performed on a memory block and an erase voltage utilized to perform each erase cycle; and setting an erase voltage level for executing an erase operation on the memory block based on the determined erase mode. | 2014-12-18 |
20140369125 | SEMICONDUCTOR DEVICE, DATA PROGRAMMING DEVICE, AND METHOD FOR IMPROVING THE RECOVERY OF BIT LINES OF UNSELECTED MEMORY CELLS FOR PROGRAMMING OPERATION - A device comprises a non-volatile memory array, a first selection circuit selecting whether to make a first connection path between a first bit line and a first circuit node, and selecting whether to make a second connection path between the first bit line and a second circuit node, a power supplying circuit supplying a power supply voltage to the first circuit node, the power supply voltage being, when the first connection path is selected to be made, supplied to the first bit line, and a first voltage supplying circuit supplying a first voltage to the second circuit node, the first voltage being, when the second connection path is selected to be made, supplied to the first bit line, the first voltage and the power supply voltage being higher than a ground potential, and the first voltage being higher than the power supply voltage. | 2014-12-18 |
20140369126 | SIMPLIFIED NONVOLATILE MEMORY CELL STRING AND NAND FLASH MEMORY ARRAY USING THE SAME - The present invention provides a nonvolatile memory cell string and a NAND flash memory array using the same. According to the present invention, a wall type semiconductor separated into twin fins can increase the degree of integration and basically prevent the interferences between adjacent cells. And gate electrodes formed to cover depletion regions between the channel and source regions or between the channel and drain regions enable GIDL to be used for a memory operation without GSL and CSL which are necessarily needed in the conventional NAND flash memory array and can significantly increase the degree of integration. | 2014-12-18 |
20140369127 | SEMICONDUCTOR MEMORY DEVICE - According to one embodiment, a semiconductor memory device includes a first string; a second string; and a controller. The first string is coupled with a first bit line and includes first memory cells. The second string is coupled with a second bit line and includes second memory cells. The controller executes writing first data into the first memory cells and writing second data into the second memory cells simultaneously. The controller reads data from the first and second strings after writing the first and second data. | 2014-12-18 |
20140369128 | SEMICONDUCTOR MEMORY DEVICE AND OPERATION METHOD THEREOF - A semiconductor memory device includes a memory cell suitable for having a predetermined cell state based on a data stored therein, a control signal generation unit suitable for generating a control signal for changing the cell state of the memory cell during a reading operation, an information storage unit suitable for storing a variation status information of the control signal to which a moment when the cell state of the memory cell changes is reflected, and an output unit suitable for outputting the variation status information of the control signal stored in the information storage unit as a signal corresponding to the data stored in the memory cell. | 2014-12-18 |
20140369129 | Method And Apparatus For Program And Erase Of Select Gate Transistors - Techniques are provided for programming select gate transistors in connection with the programming of a set of memory cells. In response to a program command to program memory cells, the select gate transistors are read to determine whether their Vth is below an acceptable range, in which case the select gate transistors are programmed before the memory cells. Or, a decision can be made to program the select gate transistors based on a count of program-erase cycles, whether a specified time period has elapsed and/or a temperature history of the non-volatile storage device. | 2014-12-18 |
20140369130 | LOCAL SELF-BOOST USING A PLURALITY OF CUT-OFF CELLS ON A SINGLE SIDE OF A STRING OF MEMORY CELLS - Methods for local self-boost of a selected memory cell channel, memory devices, and systems are disclosed. One such method generates a cut-off channel under each of a plurality of memory cells on one of either a source side or a drain side of a selected memory cell. | 2014-12-18 |
20140369131 | METHOD OF OPERATING SEMICONDUCTOR DEVICE - A semiconductor device is operated by, inter alia: programming selected memory cells by applying a first program voltage which is increased by a first step voltage to a selected word line and by applying a first pass voltage having a constant level to unselected word lines, and when a voltage difference between the first program voltage and the first pass voltage reaches a predetermined voltage difference, programming the selected memory cells by applying a second program voltage which is increased by a second step voltage lower than the first step voltage to the selected word line and by applying a second pass voltage which is increased in proportion to the second program voltage to first unselected word lines adjacent to the selected word line among the unselected word lines. | 2014-12-18 |
20140369132 | DIFFERENTIAL CURRENT SENSE AMPLIFIER AND METHOD FOR NON-VOLATILE MEMORY - The selected bit line in a non-volatile memory carries a cell conduction current to be measured and also a leakage current or noise due to weak coupling with neighboring array structures. In a first phase, a sense amplifier senses the bit line current by discharging a capacitor with the combined current (cell conduction current plus the leakage current) over a predetermined time. In a second phase, the cell conduction current is minimized and significantly the leakage current in the selected bit line is used to recharge in tandem the capacitor in a time same as the predetermined time, effectively subtracting the component of the leakage current measured in the first sensing phase. The resultant voltage drop on the capacitor over the two sensing phases provides a measure of the cell conduction current alone, thereby avoiding reading errors due to the leakage current present in the selected bit line. | 2014-12-18 |
20140369133 | SEMICONDUCTOR MEMORY DEVICE, MEMORY SYSTEM INCLUDING THE SAME, AND OPERATING METHOD THEREOF - Disclosed are a semiconductor memory device, a memory system including the same, and an operation method thereof. The semiconductor memory device includes: a memory cell array including a plurality of memory cells; and a plurality of page buffers configured to supply currents to bit lines when a sensing operation is performed and sense currents of the bit lines to sense data of the plurality of memory cells and generate current paths between the bit lines and a ground according to program states of the plurality of memory cells. | 2014-12-18 |
20140369134 | SEMICONDUCTOR MEMORY DEVICE AND METHOD OF OPERATING THE SAME - A semiconductor memory device and a method of operating the same perform a program loop, including a program operation and a program verification operation based on a sub-verification voltage smaller than a target verification voltage and the target verification voltage, to the memory cells until a threshold voltage of the memory cells is greater than the target verification voltage. A positive voltage, supplied to the bit line of the memory cell of which the threshold voltage is higher than the sub-verification voltage, is increased whenever the program operation is performed, and thus a threshold voltage distribution of the memory cells may be improved. | 2014-12-18 |
20140369135 | Ultra-Low Power Programming Method for N-Channel Semiconductor Non-Volatile Memory - An Ultra-low power programming method for N-channel semiconductor Non-Volatile Memory (NVM) is disclosed. In contrast to the grounded voltage at the source electrode of an N-channel semiconductor NVM for the conventional Channel Hot Electron Injection (CHEI) programming, the source electrode in the programming method of the invention is necessarily floating with no voltage bias to prevent applied electrical fields toward the source electrode. The drain electrode of the N-channel semiconductor NVM is reversely biased with a positive voltage V | 2014-12-18 |
20140369136 | SYSTEMS AND METHODS FOR PROVIDING HIGH VOLTAGE TO MEMORY DEVICES - Apparatus, systems, and methods for providing high voltage to memory devices are provided. One apparatus includes a low voltage input and a two-rail level shifting. The two-rail level shifting is configured to increase the low voltage or to decrease the low voltage to an amount that is less than or equal to a ground potential based on the amount of the low voltage. A system includes a low voltage input for receiving a voltage and a two-rail level shifting coupled to the low voltage input. The two-rail level shifting is configured to increase the voltage to a positive voltage if the voltage is equal to a ground potential and decrease the voltage to a negative voltage if the voltage is greater than the ground potential. One method includes receiving a voltage, modifying the voltage to generate one of a plurality of output voltages, and providing the output voltage to a memory device. | 2014-12-18 |
20140369137 | EMBEDDED MEMORY DEVICE AND MEMORY CONTROLLER INCLUDING THE SAME - An embedded memory device includes a mask ROM including a plurality of mask ROM cells and an address decoder configured to decode an address of the plurality of mask ROM cells; and an e-fuse memory configured to replace a part of data stored in the mask ROM with replacement data, the e-fuse memory including, a plurality of e-fuse memory cells configured to store the replacement data, and an e-fuse address selector configured to decode an address of the plurality of e-fuse memory cells and to selectively cause data of one or more of the plurality of e-fuse memory cells to be output based on the decoding result. | 2014-12-18 |
20140369138 | NON-VOLATILE MEMORY, SYSTEM, AND METHOD - A non volatile memory device includes a first buffer register configured to receive and store the data to be stored into the memory device provided via a memory bus. A command window is activatable for interposing itself for access to a memory matrix between the first buffer element and the memory matrix. The command window includes a second buffer element that stores data stored in or to be stored into a group of memory elements. A first data transfer means executes a first transfer of the data stored in the second buffer register into the first buffer register during a first phase of a data write operation started by the reception of a first command. A second data transfer means receives the data provided by the memory bus and modifies, based on the received data, the data stored in the first buffer register during a second phase of the data write operation started by the reception of a second command. The first transfer means execute a second transfer of the modified data stored in the first buffer register into the second buffer register during a third phase of the data write operation. The second transfer is executed in response to the reception of a signal received by the memory bus together with the second command. | 2014-12-18 |