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Lapis Semiconductor Co Ltd patents


Recent patent applications related to Lapis Semiconductor Co Ltd. Lapis Semiconductor Co Ltd is listed as an Agent/Assignee. Note: Lapis Semiconductor Co Ltd may have other listings under different names/spellings. We're not affiliated with Lapis Semiconductor Co Ltd, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "L" | Lapis Semiconductor Co Ltd-related inventors


Semiconductor device, video display system, and processing signal

A semiconductor device includes a first input unit for receiving a first signal; a first processing unit configured to perform a frequency dispersion processing on the first signal; a first output unit configured to output the first signal or the first signal on which the first processing unit performs the... Lapis Semiconductor Co Ltd

Semiconductor device and semiconductor device manufacturing method

The present disclosure provides a semiconductor device including: a substrate including, in a central portion the substrate, n first element formation regions having a rectangular shape and are arrayed along a first direction, and n+m second element formation regions arrayed along the first direction adjacent to the first element formation... Lapis Semiconductor Co Ltd

Semiconductor device and manufacturing semiconductor device

A semiconductor device includes a semiconductor substrate having a first surface, which includes an element forming region and an element isolation region, and a second surface opposite to the first surface, a semiconductor element formed on the semiconductor substrate in the element forming region, an insulator formed on the semiconductor... Lapis Semiconductor Co Ltd

Signal conversion device, processing device, communication system, and signal conversion method

The present disclosure provides a signal conversion device including: a first converting section configured to convert a clock signal input through a first signal line, a data signal input through a second signal line, and a control signal input through a third signal line, into pulse signals including a first... Lapis Semiconductor Co Ltd

Semiconductor device and semiconductor chip

The present disclosure provides a semiconductor device including: a semiconductor chip including a circuit having a predetermined function, at least one first terminal connected to the circuit, and plural second terminals not connected to the circuit, the first and second terminals being formed along one edge of the semiconductor chip;... Lapis Semiconductor Co Ltd

Semiconductor device and measurement device

A semiconductor device includes an electronic component that includes an oscillator and has terminals on one face. A semiconductor chip is electrically connected to the electronic component and also includes terminals on one face thereof. The electronic component and the semiconductor chip are mounted to a mounting base such that... Lapis Semiconductor Co Ltd

Semiconductor integrated circuit and power supply switching method

A semiconductor integrated circuit capable of efficiently suppressing power consumption when a power supply voltage is lowered is provided. The semiconductor integrated circuit includes: a regulator transforming an external power supply voltage to generate an internal power supply voltage; a processor circuit capable of operating by receiving the internal power... Lapis Semiconductor Co Ltd

Voltage supply circuit and semiconductor storage device

A voltage supply circuit includes a step-down circuit configured to receive a power supply voltage, step down the power supply voltage to generate a step-down voltage having a constant value lower than a value of the power supply voltage, and a booster circuit configured to boost the step-down voltage to... Lapis Semiconductor Co Ltd

Semiconductor device and semiconductor device manufacturing method

The present disclosure provides a semiconductor device that may reduce the size of the semiconductor device and a manufacturing method thereof. A silicon layer is provided in a first region of on a sapphire substrate, and a silicon device is formed on the silicon layer. An oxide semiconductor layer is... Lapis Semiconductor Co Ltd

Display driver and semiconductor device

A display driver includes a gamma correction data transmission unit that transmits a plurality of gamma correction data pieces one by one in each predetermined period. A brightness level indicated by a video signal is converted into a gradation voltage with a gamma characteristic based on the gamma correction data... Lapis Semiconductor Co Ltd

Semiconductor device, communication system, and manufacturing semiconductor device

A semiconductor device includes a semiconductor chip including a communication circuit, a first antenna element formed in a first rewiring layer covering a first surface of the semiconductor chip and connected to the communication circuit, and a second antenna element formed in a second rewiring layer covering a second surface... Lapis Semiconductor Co Ltd

Semiconductor device and manufacturing semiconductor device

A semiconductor device includes first and second photo-electric conversion elements, each having a light-receiving surface, disposed adjacent to each other, each outputting a light current that is a current corresponding to an intensity of received light, a first filter disposed on the light-receiving surface of the first photo-electric conversion element,... Lapis Semiconductor Co Ltd

Semiconductor device and manufacturing thereof

A semiconductor device includes a first semiconductor layer of a first conductivity type having a primary surface on one side thereof and a secondary surface on an opposite side thereof, and having a sensor therein, a second semiconductor layer of a second conductivity type having a circuit element formed therein,... Lapis Semiconductor Co Ltd

Semiconductor device, battery monitoring system, and detection method

A semiconductor device, a battery monitoring system, and a detection method are provided. An end of the capacitor (C1) is switchable to be connected to one of a positive electrode and a negative electrode of a battery cell. An end of a capacitor (C2) is switchable to be connected to... Lapis Semiconductor Co Ltd

Semiconductor device and power source supply method

A semiconductor device including an input terminal to which a power source, for which the time until a voltage equal or greater than a predetermined voltage value is output fluctuates according to an external environment, is connected, a power source section to which the input terminal supplies power from the... Lapis Semiconductor Co Ltd

Semiconductor device, semiconductor chip, and test semiconductor chip

A semiconductor device includes a signal processing circuit configured to generate an output signal, an output pad, an output line connecting the signal processing circuit to the output pad, the output signal from the signal processing circuit being output from the output pad through the output line, a shorting pad... Lapis Semiconductor Co Ltd

Booster circuit

A charge pump unit including a capacitor that accumulates a charge on an output node according to a first clock signal and a transfer gate that takes in and applies a voltage of an input node to the output node according to a second clock signal received at a control... Lapis Semiconductor Co Ltd

Semiconductor device, video display system and video signal output method

The present disclosure provides a semiconductor device including: a selection section that selects and outputs one video signal from plural input video signals; a clock signal output section that outputs a clock signal that corresponds to the video signal selected by the selection section; and a masking section that, for... Lapis Semiconductor Co Ltd

Semiconductor chip and solar system

There is provided a semiconductor chip having four sides and being substantially formed in a rectangle, the semiconductor chip including: a first terminal which is located along one side of the four sides of the semiconductor chip and which is to be electrically connected to a solar cell outside the... Lapis Semiconductor Co Ltd

Semiconductor circuit, voltage detection circuit, and voltage determination circuit

A semiconductor circuit including a PMOS transistor that includes a first source connected to a power supply, a first drain, and a first gate to which a fixed potential is supplied; an output circuit that outputs a first output signal, which is a reset signal or a power-on signal, and... Lapis Semiconductor Co Ltd

Display driver

A display driver is configured to drive a display device according to a video signal. The display signal includes a plurality of first to N-th output amplifiers (N is an integer greater than two) and an output electrical current capacity setting portion. The first to N-th output amplifiers are configured... Lapis Semiconductor Co Ltd

Device with pillar-shaped components

A device with pillar-shaped components, includes a substrate; a wiring layer disposed on the substrate; and pillar-shaped components disposed on any of the substrate and the wiring layer, each of the pillar-shaped components having a bottom part connected to the substrate and/or the wiring layer, a top part opposed to... Lapis Semiconductor Co Ltd

Semiconductor device and semiconductor device manufacturing method

The present disclosure provides a semiconductor device including: a light receiving portion provided in a semiconductor layer of a first conductor type, the light receiving portion being of a second conductor type that is different from the first conductor type a buffer layer provided at a light incidence side of... Lapis Semiconductor Co Ltd

Resistor array, output buffer, and manufacturing semiconductor device

A resistor array made of a semiconductor includes a plurality of resistor groups and a common line that electrically connects the M-th resistors of the plurality of resistor groups. Each resistor group includes first to M-th resistors connected in series, M being an integer of 2 or greater, and at... Lapis Semiconductor Co Ltd

Semiconductor device and semiconductor device manufacturing method

The present disclosure provides a semiconductor device including: a first semiconductor layer including a first region and a second region adjacent to the first region; a first insulator layer provided above the first semiconductor layer; an intermediate semiconductor layer, having an n-type conduction, provided above the first region of the... Lapis Semiconductor Co Ltd

Motion detecting device, portable terminal device and motion detecting method

A motion detecting device has: an input section to which acceleration signals, that express accelerations of respective axes of three axes of a three-dimensional orthogonal coordinate system, are respectively inputted; and a motion detecting section that sets each of plural axes, that include two different axes that are selected from... Lapis Semiconductor Co Ltd

Semiconductor device

A current corresponding to the difference between an input signal voltage and an output signal voltage is generated as an amplification acceleration current. The amplification acceleration current is sent to an output node of a current mirror, which drives a transistor in an output amplifier stage, and therefore added to... Lapis Semiconductor Co Ltd

Reference current generating circuit and memory device

A reference current generating circuit includes a positive temperature coefficient current source configured to generate a first current, a value of which increases with an increase of an ambient temperature thereof, a negative temperature coefficient current source configured to generate a second current, a value of which decreases with the... Lapis Semiconductor Co Ltd

Semiconductor device and producing semiconductor device

A method of producing a semiconductor device, comprising the steps of forming a through hole in a semiconductor substrate having a first main surface, a second main surface opposite to the first main surface, and a first conductive layer disposed on the second main surface so that the through hole... Lapis Semiconductor Co Ltd

Semiconductor device and manufacturing semiconductor device

A method of manufacturing the semiconductor device includes forming a first gate member on a semiconductor substrate through a gate insulating film, forming a spacer on the first gate member, flattening a surface of the spacer, forming a first gate by partially etching the first gate member using the spacer... Lapis Semiconductor Co Ltd

Semiconductor device fabricating method and semiconductor device

A method of fabricating a semiconductor device, the method including: forming a lower electrode on a substrate; forming a first insulating film covering a periphery of the lower electrode and an upper surface end portion of the lower electrode; forming a second insulating film along an upper surface central portion... Lapis Semiconductor Co Ltd

Semiconductor device and manufacturing semiconductor device

A semiconductor device according to the present invention includes: a semiconductor layer including a first conductivity type semiconductor region and a second conductivity type semiconductor region joined to the first conductivity type semiconductor region; and a surface electrode connected to the second conductivity type region on one surface of the... Lapis Semiconductor Co Ltd

Semiconductor device and semiconductor memory device

A semiconductor device includes an output driver having a variable current driving ability, for outputting an amplified data signal to the outside through a transmission line; a nonvolatile memory having a specific area for storing output adjustment data to adjust the current driving ability of the output driver; an output... Lapis Semiconductor Co Ltd

Semiconductor device, video display system, and processing signal

A semiconductor device includes a first input unit for receiving a first signal; a first processing unit configured to perform a frequency dispersion processing on the first signal; a first output unit configured to output the first signal or the first signal on which the first processing unit performs the... Lapis Semiconductor Co Ltd

Wireless transmission device and wireless transmission method

A wireless transmission device includes a reception circuit that receives a ASK or PSK designation signal designating amplitude-shift keying (ASK) or phase-shift keying (PSK), respectively, an amplitude control signal generation circuit that generates an amplitude control signal having an amplitude corresponding to a change in a signal level of the... Lapis Semiconductor Co Ltd

06/29/17 / #20170184676

Semiconductor device, battery monitoring system, and semiconductor device diagnosing method

The present disclosure provides a semiconductor device including: a power supply input section to which a first voltage from a battery cell is input; a boosting section including one end to which the first voltage from the power supply input section is input, and another end that, based on a... Lapis Semiconductor Co Ltd

06/29/17 / #20170184678

Semiconductor device, battery monitoring system, and diagnostic semiconductor device

A semiconductor device for measuring a voltage of a battery cell, including first and second nodes, and first and second battery voltage measurement units. The first node is configured to receive a first voltage, the first voltage being a voltage of a capacitor that accumulates an electric charge based on... Lapis Semiconductor Co Ltd

06/29/17 / #20170186847

Semiconductor device and manufacturing semiconductor device

A semiconductor device according to the present invention includes: a semiconductor layer including a first conductivity type semiconductor region and a second conductivity type semiconductor region joined to the first conductivity type semiconductor region; and a surface electrode connected to the second conductivity type region on one surface of the... Lapis Semiconductor Co Ltd

06/22/17 / #20170178561

Display panel driver setting method, display panel driver, and display apparatus including the same

When multiple display panel drivers are set to a state in conformity to given specifications, setting data indicative of details of the setting is stored in a memory. One of the display panel drivers supplies a first signal indicating that the setting data is in a readout condition to the... Lapis Semiconductor Co Ltd

06/22/17 / #20170179266

Semiconductor device and manufacturing semiconductor device

A semiconductor device including: a P-type base region provided; an N-type emitter region provided inside the P-type base region; a P-type collector region that is provided on the surface layer portion of the N-type semiconductor layer and is separated from the P-type base region; a gate insulating film that is... Lapis Semiconductor Co Ltd

06/08/17 / #20170162132

Semiconductor device and semiconductor device control method

There is provided a semiconductor device including (1) a first power source section that includes a first power source output terminal and a second power source output terminal that output voltages at mutually different voltage levels, (2) a first output section that includes a first output stage switch that is... Lapis Semiconductor Co Ltd

06/08/17 / #20170162478

Semiconductor device and semiconductor device manufacturing method

The present disclosure provides a semiconductor device and a semiconductor device manufacturing method that may prevent positional displacement of an electronic component mounted on a lead frame. Namely, a semiconductor device includes a lead frame, and an electronic component that has a protruding or recessed structure at a bonding face... Lapis Semiconductor Co Ltd

06/08/17 / #20170163096

Power transmission apparatus and power transmission system

A power transmission apparatus includes a driving circuit, a first power transmission coil that is driven by the driving circuit, a second power transmission coil that is arranged outside the first power transmission coil, a third power transmission coil that is arranged inside the first power transmission coil, and a... Lapis Semiconductor Co Ltd

06/08/17 / #20170163232

Gain control circuit and gain control method

A gain control circuit, having an attenuator including first to n-th (n>2) attenuator parts that attenuate an input signal respectively in accordance with first to n-th attenuation control signals to thereby generate an attenuated input signal, a signal amplifier configured to amplify the attenuated input signal, a detector circuit configured... Lapis Semiconductor Co Ltd

06/01/17 / #20170154568

Level shift circuit and display driver

A level shift circuit configured to generate an output signal having higher amplitude than that of an input signal. The level shift circuit includes serially-connected first and second level shift circuit for two-step amplitude increase of the input signal. The first level shift circuit includes first to fourth transistors, each... Lapis Semiconductor Co Ltd

06/01/17 / #20170154575

Display driver and driving display device

Only once every N horizontal scanning periods, correction processing for providing a correction voltage for correcting a characteristic of a drive transistor for driving a light-emitting element formed in a display device to data lines of the display device and display driving processing for sequentially providing, to the data lines... Lapis Semiconductor Co Ltd

05/25/17 / #20170148381

Display drive circuit including an output terminal

A display drive circuit formed in a chip manufactured by a chip on glass implementation, which is connected to lead lines formed on a glass substrate, includes a rectangularly-shaped substrate, a power supply line formed on the substrate, the line being elongated along the longer side of the rectangular shaped... Lapis Semiconductor Co Ltd

05/25/17 / #20170148410

Amplifier and display driver including the same

An amplifier feeds a current corresponding to a difference between a gradation voltage corresponding to a luminance level in a video signal and an amplified gradation voltage obtained by amplifying such a gradation voltage through an output current line in a current mirror circuit, and provides a voltage on the... Lapis Semiconductor Co Ltd

05/11/17 / #20170131731

Semiconductor device

The present disclosure provides a semiconductor device including: a resistance section that includes a first terminal and a second terminal disposed in contact with an outer periphery, and a serial resistance section in which plural resistance elements are connected in series, wherein one end of the serial resistance section is... Lapis Semiconductor Co Ltd

05/04/17 / #20170123010

Semiconductor device and a measuring a cell voltage

A semiconductor device is performed a cell voltage measurement control for measuring each cell voltage of each target battery cell among a plurality of battery cells connected in series, using a difference voltage output circuit having first and second input terminals. In the measurement control, first and second connection states... Lapis Semiconductor Co Ltd

05/04/17 / #20170126233

Semiconductor device, measurement device, and correction method

A semiconductor device includes an oscillator that oscillates at a specific frequency, a semiconductor integrated circuit that integrates a temperature sensor that detects a peripheral temperature, and a controller that is electrically connected to the oscillator and that corrects temperature dependent error in the oscillation frequency of the oscillator based... Lapis Semiconductor Co Ltd

05/04/17 / #20170127116

Semiconductor device, video display system, and outputting video signal

A semiconductor device includes a first selecting portion and a selection signal generating portion. The first selecting portion is configured to select one of a plurality of video signals input thereto according to a first selection signal. Further, the first selecting portion is configured to output the one of the... Lapis Semiconductor Co Ltd

04/27/17 / #20170115357

Battery monitoring system and semiconductor device

A battery monitoring system includes a plurality of battery cells connected in series; a cell voltage measurement circuit for measuring a voltage of the battery cells; a first terminal connected to the cell voltage measurement circuit; a second terminal having a potential higher than that of the first terminal; and... Lapis Semiconductor Co Ltd

04/27/17 / #20170117221

Semiconductor device and semiconductor device manufacturing method

A semiconductor device including: a fuse element; and a fuse window that is formed above a region including the fuse element, that includes a pair of first sidewalls extending in a first direction running along a direction that current flows in the fuse element and a pair of second sidewalls... Lapis Semiconductor Co Ltd

04/27/17 / #20170117421

Semiconductor device and semiconductor device manufacturing method

A semiconductor device that includes: a pair of photoelectric transducers that output photocurrent that accords with an intensity of received light; and a first filter film that is provided to a light incidence side of one out of the pair of photoelectric transducers, that is configured by alternatingly stacking high... Lapis Semiconductor Co Ltd

04/20/17 / #20170110067

Source driver ic chip

A source driver IC chip, designed to prevent flicker in images displayed on a display panel while suppressing power consumption and heat generation, includes: a reference gradation voltage generating part (220) configured to generate a reference gradation voltage based on a first or second gamma characteristic of the display panel,... Lapis Semiconductor Co Ltd

04/13/17 / #20170103938

Semiconductor device and process for fabricating the same

A thin stacked semiconductor device has a plurality of circuits that are laminated and formed sequentially in a specified pattern to form a multilayer wiring part. At the stage for forming the multilayer wiring part, a filling electrode is formed on the semiconductor substrate such that the surface is covered... Lapis Semiconductor Co Ltd

04/13/17 / #20170104488

Semiconductor device and selector circuit

A semiconductor device includes a setting circuit and a reset circuit. The setting circuit includes a latch circuit having first and second inverters driven by a first power voltage whose level is fixed and a first transistor which is switched between an ON state and an OFF state on the... Lapis Semiconductor Co Ltd

03/30/17 / #20170092610

Semiconductor device and semiconductor device manufacturing method

The present disclosure provides a semiconductor device including: a substrate including, in a central portion the substrate, n first element formation regions having a rectangular shape and are arrayed along a first direction, and n+m second element formation regions arrayed along the first direction adjacent to the first element formation... Lapis Semiconductor Co Ltd

03/30/17 / #20170092685

Semiconductor device and semiconductor device manufacturing method

The present disclosure provides a semiconductor device including: a first semiconductor layer including a first region and a second region adjacent to the first region; a first insulator layer provided above the first semiconductor layer; an intermediate semiconductor layer, having an n-type conduction, provided above the first region of the... Lapis Semiconductor Co Ltd

03/30/17 / #20170092686

Semiconductor device and manufacturing thereof

A semiconductor device includes a first semiconductor layer of a first conductivity type having a primary surface and having a sensor therein, a second semiconductor layer of a second conductivity type having a circuit element formed therein. The second semiconductor layer is formed at a same side of the primary... Lapis Semiconductor Co Ltd

03/30/17 / #20170093402

Interface circuit

An interface circuit includes at least one semiconductor logic gate and a latch circuit. The semiconductor logic gate configured to receive an input signal having a signal level changeable and outputs a logic gate signal which has a signal level becoming a low level when a signal level of the... Lapis Semiconductor Co Ltd

03/23/17 / #20170084522

Semiconductor device and metering apparatus

A semiconductor device includes: an oscillator; a semiconductor chip that includes an oscillation circuit connected to the oscillator, a timer circuit that generates a timing signal of a frequency according to a oscillation frequency of the oscillation circuit, and a frequency correction section that corrects a frequency of the timing... Lapis Semiconductor Co Ltd

03/23/17 / #20170085409

Communication system, transmission apparatus, reception apparatus, and communication method

A transmission apparatus includes: a data frame sequence generation part that generates a data frame sequence; a synchronization frame generation part that generates a synchronization frame constituted by n synchronization words each being either a first synchronization word or an inverted one of the first synchronization word; a communication frame... Lapis Semiconductor Co Ltd

03/09/17 / #20170070233

Semiconductor device and error correcting method

A semiconductor device includes a comparison circuit that compares an input analog voltage with a plurality of reference voltages, which are arranged in an ascending order in voltage level, to thereby obtain a plurality of comparison signals arranged in an order corresponding to the order of the reference voltage, a... Lapis Semiconductor Co Ltd

Patent Packs
02/09/17 / #20170040972

Filter circuit in wireless receiver

A filter circuit for generating a filtered signal includes a first filter unit, a second filter unit, and a negative feedback resistor. The first filter unit includes a signal input unit that receives signals, a signal output unit that outputs the filtered signals, and a non-ideal integrator and a first... Lapis Semiconductor Co Ltd

02/02/17 / #20170033570

Semiconductor device and cell voltage equalization battery cell

The present disclosure provides a semiconductor device, including: a serial resistance element section including plural resistance elements connected in series, each resistance element provided so as to correspond to one of a plural battery cells connected in series; a comparison section that compares a voltage of a connection point of... Lapis Semiconductor Co Ltd

01/26/17 / #20170025081

Display driver and evaluating display device

A display driver for driving a display panel includes a test control unit that generates n test data each designating a brightness gradation for each pixel of the panel, and controls a connected-state test for testing the display panel in a connected-state where the display panel and the display driver... Lapis Semiconductor Co Ltd

01/26/17 / #20170025465

Semiconductor device, electrical device system, and producing semiconductor device

A semiconductor device includes a first semiconductor layer; an insulation member layer formed on the first semiconductor layer; a transistor disposed in an upper portion of the insulation member layer; a first interlayer insulation film covering the transistor; a layered member including a wiring layer formed on the first interlayer... Lapis Semiconductor Co Ltd

01/19/17 / #20170018945

Semiconductor device, battery monitoring device, and voltage detection battery cell

The present disclosure provides a semiconductor device including: plural first switches, each provided so as to correspond to one of plural battery cells connected in series, each first switch including one end connected to a corresponding battery cell and another end connected to one electrode of a corresponding charge storage... Lapis Semiconductor Co Ltd

01/12/17 / #20170011703

Display device driver

A display device driver includes: a pixel drive voltage application unit; and a delay controller. The pixel drive voltage application unit converts a plurality of pixel data pieces into a plurality of pixel drive voltages, the pixel data pieces respectively representing luminance levels of respective pixels based on a video... Lapis Semiconductor Co Ltd








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