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Control Unit patents

      

This page is updated frequently with new Control Unit-related patent applications.




 Technique for adjusting the brightness of led lamps patent thumbnailnew patent Technique for adjusting the brightness of led lamps
A method is described for adjusting the brightness of at least one led according to a changing supply voltage provided to the at least one led includes acquiring a parameter which indicates the changing supply voltage; and providing, on the basis of the acquired parameter, a control voltage of the at least one led for adjusting an led current such that the at least one led has a predefined relative brightness change over the predefined voltage range. A control unit and an led lamp which implement the method described here are also discloses.
Heine Optotechnik Gmbh & Co Kg


 Mobile phone capable of broadcasting videos or pictures patent thumbnailnew patent Mobile phone capable of broadcasting videos or pictures
The present invention provides a mobile phone, including: a control unit; a display coupled to the control unit; a memory coupled to the control unit, wherein the memory stores at least one video or picture; a wireless broadcasting device configured to share the at least one video or picture; and a group broadcast application configured with the wireless broadcasting device to broadcast the at least one video or picture to at least two another mobile phone, wherein a group key is required for the group broadcast application, the wireless broadcasting device broadcasting the at least one video or picture on the display to the at least two another mobile phone.. .

 User apparatus, base station, and carrier aggregation control method patent thumbnailnew patent User apparatus, base station, and carrier aggregation control method
A user apparatus in a mobile communication system supporting carrier aggregation includes a measurement unit configured to measure a reception timing difference between component carriers; an information notification unit configured to notify the base station of information on the reception timing difference measured by the measurement unit; and a control unit configured to perform addition or deletion of a secondary cell in the carrier aggregation based on an instruction from the base station that receives the information.. .
Ntt Docomo, Inc.


 Information processing device and information processing method patent thumbnailnew patent Information processing device and information processing method
An information processing device includes a wireless communication unit and a control unit. The wireless communication unit performs real-time image transmission with at least one sink device according to a wi-fi certified miracast specification.

 Image display apparatus patent thumbnailnew patent Image display apparatus
Provided is the image display apparatus including: the light source which emits excitation light; a phosphor which converts the excitation light into fluorescent light and rotates; an image display element which modulates the fluorescent light; and a control unit which controls the image display element so that the image display element repeats first displaying based on an image signal and second displaying which is darker than the first displaying, at a predetermined frequency, wherein when a higher frequency of the predetermined frequency and a rotation frequency of the phosphor is represented by fhigh, and a lower frequency thereof is represented by . .
fhigh/2−flow


 Video monitoring system and video monitoring method patent thumbnailnew patent Video monitoring system and video monitoring method
A reception unit of a video monitoring system receives imaged video from a plurality of monitor cameras, each of which images video of a corresponding region among imaging regions a to d in a certain place p. A control unit of the video monitoring system performs control to display the video received by the reception unit on a screen.
Mitsubishi Electric Corporation


 Information processing device, control method, program, and system patent thumbnailnew patent Information processing device, control method, program, and system
[object] to provide an information processing device, control method, program, and system capable of sharing past data relating to an interlocutor with the interlocutor. [solution] provided is an information processing device including: a display control unit configured to carry out control in a manner that a display unit disposed before eyes of a user displays past data relating to a recognized interlocutor; and a sharing setting control unit configured to carry out control in a manner that sharing of the past data with another person is set..
Sony Corporation


 Video processing apparatus, video processing method, and storage medium patent thumbnailnew patent Video processing apparatus, video processing method, and storage medium
A video processing apparatus includes an acquisition unit configured to acquire annotation information corresponding to at least one associated video, which is associated with a video that is to be processed, and a display control unit configured to perform control to display, on a display screen for displaying the video that is to be processed, both the annotation information corresponding to the associated video acquired by the acquisition unit and the video that is to be processed.. .
Canon Kabushiki Kaisha


 Imaging apparatus, control method thereof, program and storage medium patent thumbnailnew patent Imaging apparatus, control method thereof, program and storage medium
To provide an imaging apparatus capable of maintaining good performance even if it is used in a high-humidity environment, the imaging apparatus is equipped with a detecting unit for detecting an environment of a photographing optical system, and a control unit for controlling an actuator of driving the photographing optical system to perform a first operation and a second operation of performing maintenance of the photographing optical system, and driving the actuator in the second operation at a timing according to the environment.. .
Canon Kabushiki Kaisha


 Video recording apparatus, control method therefor, and storage medium storing control program therefor patent thumbnailnew patent Video recording apparatus, control method therefor, and storage medium storing control program therefor
A video recording apparatus that is capable of reducing generation of error in a time code due to an auto-power-off function. A setting unit sets a count method by which a time code given to a video image is counted by selecting from among a plurality of count methods including a free run mode in which the time code is counted regardless of whether a video image is recording.
Canon Kabushiki Kaisha


new patent

Mini remote multi-control unit

A mini remote multi control unit is disclosed. The mini remote multi control unit features a controlled device located at a distance and capable of detecting the malfunctioning controlled device, resetting and restoring it to its original state.

new patent

Drawing apparatus, drawing method, and drawing program

A drawing apparatus includes a first control unit and a second control unit. The first control unit receives a plurality of image data including a subject from a plurality of cameras, and outputs data obtained from coordinate conversion performed by referring to lut data.
Socionext Inc.

new patent

Imaging apparatus and capture assist mark usage control method

Multiple capture assist marks (markers for capture assistance) to be synthesized with video captured by a camera unit 10 is generated by an osd unit 20 through the control of a control unit 100. These capture assist marks are synthesized with the video from the camera unit 10 by synthesis means and displayed.
Sony Corporation

new patent

Image sensing device

An image sensing device includes a control unit, an image capturing unit, a sensing unit, a port and an alarm unit. The image capturing unit is connected to the control unit for capturing a user's image, and the control unit generates image data according to the image.

new patent

Information processing apparatus, information processing method, and medium using an action state of a user

There is provided an information processing apparatus including an action recognition unit configured to recognize an action state of a user based on a measurement result obtained by a sensor carried by the user, an image processing unit configured to perform a process regarding an amount of information on an image photographed by a photographing unit based on an action state of the user recognized by the action recognition unit during photographing by the photographing unit carried by the user, and a transmission control unit configured to cause the image processed by the image processing unit to be transmitted to an image processing device used to perform image recognition.. .
Sony Corporation

new patent

Imaging device and focusing control method

A phase difference af processing unit (19) compares subject images between a region r1 and a region rj (j=2 to m) in an af area (53), and determines a phase difference detection pixel (52a, 52b) as a detection signal addition target with respect to a phase difference detection pixel (52a, 52b) in the region r1 among phase difference detection pixels (52a, 52b) in the region rj. Further, the phase difference af processing unit (19) adds up detection signals with respect to the phase difference detection pixels (52a, 52b) in the region r1 and the phase difference detection pixels (52a, 52b) which are addition targets, and generates a defocus amount (df1) from a result of a correlation operation using detection signals after addition.
Fujifilm Corporation

new patent

Imaging device and focusing control method

A phase difference af processing unit (19) calculates, through an operation using a detection signal group sa of phase difference detection pixels (52a) in an af area (53), a detection signal group sb of phase difference detection pixels (52b), and a detection signal group sn of g pixels 51 in a row between a row including the phase difference detection pixels (52a) and a row including the phase difference detection pixels (52b), a third correlation value corresponding to a value obtained by adding up a first correlation value between the detection signal group sa and the detection signal group sn and a second correlation value between the detection signal group sb and the detection signal group sn, and generates a defocus amount df1 from the third correlation value. A system control unit (11) drives a focus lens based on the defocus amount df1..
Fujifilm Corporation

new patent

Image capturing apparatus and control image sensor

An image capturing apparatus comprising: an image sensor that has a plurality of photoelectric conversion portions corresponding to each of a plurality of microlenses arranged in two-dimensions, and outputs an image signal corresponding to a quantity of incident light; a detection unit configured to detect a moving direction of a subject; a determination unit configured to, in a case where the subject is moving in a main scanning direction, determine to perform divided readout in every predetermined number of rows, and to perform added readout in the rows except for the every predetermined number of rows; and a control unit configured to control the image sensor by switching between the divided readout and the added readout in units of rows based on the determination result.. .
Canon Kabushiki Kaisha

new patent

Image processing apparatus, image processing method, and storage medium

An image processing apparatus includes a first selection unit configured to select an adjustment color, a print control unit configured to cause a printer to print a chart including a patch corresponding to the adjustment color selected and patches corresponding to respective neighboring colors of the adjustment color, a second selection unit configured to select a target color from the colors corresponding to the respective patches on the chart, a generation unit configured to generate a color conversion table to he used for converting a color to be printed by the printer, by using the adjustment color selected and the target color selected, and a determination unit configured to determine an arrangement of the patches to be included in the chart to be printed by the printer, based on a color value of the adjustment color selected.. .
Canon Kabushiki Kaisha

new patent

Communication apparatus, control method, and program

A communication apparatus includes a connection unit, a storage unit, first and second processing units, and a control unit. The storage unit operates in one of a first state where a memory keeping process to keep information stored in the storage unit is executed in response to accepting an outside instruction, and a second state in which the memory keeping process is executed without accepting an outside instruction.
Canon Kabushiki Kaisha

new patent

Communication device wirelessly communicating with external device, control communication device, and storage medium

A communication device includes an image capturing unit, a detection unit that continuously determines presence of an external device based on a image acquired by the image capturing unit, a first wireless communication unit that performs wireless communication, and a control unit that performs control so that processing for establishing wireless communication with the external device is started if the external device is detected by the detection unit, where the wireless communication with the external device is disconnected if the external device is not detected the wireless communication with the external device remains connected if the external device is detected again.. .
Canon Kabushiki Kaisha

new patent

Information processing apparatus, controlling the same and non-transitory computer readable medium

An information processing apparatus comprises: a receiving unit that receives a change of a parameter included in media characteristic information; a holding control unit that causes, from media characteristic information held by a storage, the parameter for which the change is received to be held as custom media characteristic information; an updating unit that performs an update of the media characteristic information held by the storage in accordance with new media characteristic information; and a decision unit that decides, if an update of the custom media characteristic information is to be performed by using the new media characteristic information, whether to hold, or to update without holding, the parameter for which the change is received, based on a difference in configuration between the custom media characteristic information held by the storage and the new media characteristic information.. .
Canon Kabushiki Kaisha

new patent

Data communication in an electronic device

An electronic device and a method for data communication with such an electronic device. The electronic device combines, on the one hand, a near field communication (nfc) interface, including an antenna and a circuit for generating a modulated electromagnetic wave, and on the other hand a user interface including a touch-sensitive display configured to present an object relating to a communication action executable by means of the nfc interface.
Sony Mobile Communications Ab

new patent

Upload management system, controlling upload management system, and storage medium

An upload management system for managing data upload from a client to a storage system includes an acquisition unit, a determination unit, and a control unit. The acquisition unit acquires information about data already uploaded by the client from the storage system in response to a request from the client which performs the data upload.
Canon Kabushiki Kaisha

new patent

Method for extending bridge domain of overlay sdn network

Provided are method for extending a bridge domain of a first overlay sdn network to a second overlay sdn network using a repeater, the method comprising registering a relay switch of repeater as a switch included in first overlay sdn network and second overlay sdn network; generating a tunnel which connects relay switch with switches included in first overlay sdn network; generating a tunnel which connects the relay switch with switches included in second overlay sdn network; receiving route information for being connected to a virtual machine (vm) belonging to first overlay sdn network, from a first sdn control unit of first overlay sdn network; converting route information; and transmitting converted route information to second sdn control unit.. .
Samsung Sds Co., Ltd.

new patent

Hybrid intra-vehicle communication network

Technical solutions are described for facilitating intra-vehicle wireless communication among a plurality of electronic control units. An example method includes determining, by a first electronic control unit in a vehicle, a wait-time for a message, which is to be transmitted to a second electronic control unit in the vehicle via a wireless channel.
Gm Global Technology Operations Llc

new patent

Optical network controller and optical network control method

It is difficult to improve the wavelength-band utilization rate of an optical network as a whole while operating the optical network stably; and therefore, an optical network controller according to an exemplary aspect of the present invention includes optical wavelength region setting means for setting a wavelength region in an optical transmission line between a plurality of optical nodes composing an optical network using wavelength division multiplexing system dividing the wavelength region into consecutive regions of a first wavelength region and a second wavelength region; optical path setting means for setting a first optical path in the first wavelength region and a second optical path in the second wavelength region, the second optical path differing from the first optical path in a route; and control unit for instructing the plurality of optical nodes on a central wavelength and a usable band of signal light for the optical node to transmit based on a setting by the optical path setting means.. .
Nec Corporation

new patent

Radio communication device and response signal spreading method

A radio communication device capable of randomizing both inter-cell interference and intra-cell interference. In this device, a spreading section primarily spreads a response signal in a zap sequence set by a control unit.
Panasonic Intellectual Property Corporation Of America

new patent

Information delivery system

An information delivery system includes a storage unit configured to store a plurality of pieces of information to be delivered to a plurality of respective intended delivery regions, a first sound-wave emitter configured to emit the pieces of information for the respective intended delivery regions toward the plurality of intended delivery regions in a form of inaudible sound waves, and a control unit configured to cause the first sound-wave emitter to emit the pieces of information stored in the storage unit.. .

new patent

Multi-functional smart led systems with visible light communication and ip-based radiofrequency connectivity

A communications device includes: a light-emitting diode (led) or led array; an internet protocol (ip)-based radiofrequency (rf) wireless unit, configured to transmit and receive data over a rf wireless communications network; a visible light communication (vlc) unit, configured to drive the led or led array and modulate light generated by the led or led array with data; a control unit, connected to the ip-based rf wireless unit and the vlc unit, configured to facilitate communications between the vlc unit and ip-based rf wireless unit.. .
The Hong Kong University Of Science And Technology

new patent

Phase locked loop circuit control device and control phase locked loop circuit

A phase locked loop circuit control device includes: a phase locked loop circuit configured to generate a clock signal; and a control unit configured to, when being instructed to change a frequency of the clock signal from a current frequency to a target frequency, control the phase locked loop circuit to make the frequency change stepwise from the current frequency to the target frequency, in which the control unit changes the frequency of the clock signal by a first change amount in a first frequency range out of the range of the current frequency to the target frequency, and changes the frequency of the clock signal by a second change amount in a second frequency range out of the range of the current frequency to the target frequency.. .
Fujitsu Limited

new patent

Digitally controlled oscillator and electronic device including the same

Provided are a digitally controlled oscillator and an electronic device including the digitally controlled oscillator. The digitally controlled oscillator includes a digital control unit and a power control oscillation unit.
Samsung Electronics Co., Ltd.

new patent

Latch and frequency divider

A latch and a frequency divider are provided. The latch includes: a first logic unit coupled between a power supply and a ground wire, wherein the first logic unit includes a first input terminal and a first output terminal; a second logic unit having a structure symmetrical to that of the first logic unit, wherein the second logic unit includes a second input terminal and a second output terminal; and a first feedforward control unit adapted for cutting off a first current path, wherein the first feedforward control unit includes a first clock signal input terminal adapted for receiving a first clock signal, a third output terminal coupled to the first output terminal, and at least two feedforward control terminals, at least one of which is coupled to the first input terminal or the second input terminal.
Spreadtrum Communications (shanghai) Co., Ltd.

new patent

Matching unit and matching method

A matching unit includes a directional coupler for detecting a travelling wave and a reflected wave; a matching circuit including a first variable capacitance capacitor, a second variable capacitance capacitor and an inductance; and a control unit for controlling vc1 and vc2 of the first and the second variable capacitance capacitor by calculating a reflection coefficient based on the travelling wave and the reflected wave. When a distance between the calculated reflection coefficient and a circle described by a trace of the reflection coefficient which passes through a matching point on a smith chart is greater than a predetermined value, the control unit changes vc2 of the second variable capacitance capacitor and the calculated reflection coefficient to make the distance within the predetermined value.
Hitachi Kokusai Electric Inc.

new patent

System for automatic adjustment of audio volume during occupant communication and process thereof

An audio volume control system that automatically reduces a volume the audio system when a person is speaking. The system includes an audio system with an acoustic speaker that is operable to detect sound waves in the interior space and transmit sound wave signals corresponding to the detected sound waves.
Toyota Motor Engineering & Manufacturing North America, Inc.

new patent

Self-contained large scale computing platform

A massively parallel computer system (mpcs) includes a multitude of tiles each adapted to include one or more processing/memory units, power generation unit, and associated circuitry. The tiles are formed in an array of thin, light-weight material that may be foldable and/or collapsible to enable the packaging and folding of the mpcs into a small amount of volume for launch into space.
California Institute Of Technology

new patent

System of controlling induction electric motor

In some embodiments, a system of controlling an induction electric motor, includes a command voltage output unit for generating a command voltage for operating an inverter according to a command speed and outputting the generated command voltage to the inverter; a control unit for controlling the command voltage output unit such that the command voltage output to the inverter is compared with an operation limiting voltage and the command voltage is corrected to fall within the operation limiting voltage; and the inverter for controlling the induction electric motor depending on the corrected command voltage. Thus, it is possible to precisely control the induction electric motor even in a high speed operation region by regulating the magnitude of the command voltage applied to the induction electric motor by means of dynamic modulation strategies without the magnetic flux controller..
Lsis Co., Ltd.

new patent

Apparatus for controlling rotary electric machine

In an apparatus, a first control unit performs current-feedback control, and a second control unit performs torque-feedback control. The torque-feedback control samples values of each output current at phases.
Denso Corporation

new patent

Electric power convertion apparatus and operating the same

Some embodiments include an electric power conversion apparatus, which may include a transformer, a first converter connected to a primary side of the transformer, a second converter connected to a secondary side of the transformer, a first capacitor connected to the first converter, a second capacitor connected to the second converter, and a control unit for controlling the first converter and the second converter, wherein the control unit may determine operation ranges with respect to a plurality of modulation methods, may determine a modulation method including an output electric power value of the electric power conversion apparatus among the operation ranges of the plurality of modulation methods, and may output control signals of the first converter and the second converter based on the determined modulation method, wherein the control signals correspond to an instruction value.. .
Lsis Co., Ltd.

new patent

Multilevel multistate voltage regulator

A voltage regulator provides a regulated output voltage [108] from an input voltage [100] using control unit [106] to control a switched capacitor circuit [102] to periodically produce different output voltage levels vx followed by a low pass filter [104] to give a regulated output voltage. Phase interleaving is used where the phases of different voltage levels are interleaved allowing for increased effective switching frequency and reduced switching losses.
The American University In Cairo

new patent

Protective circuit

Embodiments of the present disclosure provide a protective circuit to be used in a digital output module, the digital output module comprises a first voltage source and at least an output terminal. The protective circuit comprises: a first sampling unit for sampling a first voltage relevant to the output current from the first voltage source, a first comparing unit for comparing the sampled first voltage with a first reference voltage, a control unit for generating a current regulating signal based on a result from the first comparing unit, and a current regulating unit for regulating the output current from the first voltage source based on the current regulating signal.
Abb Schweiz Ag

new patent

Wireless power receiving apparatus

A control circuit is employed for controlling a wireless power receiving apparatus that receives an electric power signal from a wireless power transmission apparatus. An electric power detection unit detects the received electric power prx received by the wireless power receiving apparatus.
Rohm Co., Ltd.

new patent

Electronic device and electronic-device control method

A diode is provided in a first supply route for the electric power from an ac adaptor, rectifies the current from the ac adaptor and, at the output side thereof, is connected to a second supply route for the electric power from an ac adaptor. A detecting unit is connected to the input side of the diode in the first supply route and, based on the voltage that is input from the first supply route, detects whether the ac adaptor is connected.
Fujitsu Limited

new patent

Voltage difference correction device and voltage difference correction method

A voltage difference correction device including: a determination which selects at least one of a first correction unit and a second correction unit based on a magnitude of a voltage difference outputted by a voltage difference detection unit that detects a voltage difference among a plurality of cells in a power storage system at a predetermined time interval; and a control unit that drives the first correction unit or the second correction unit selected by the determination unit and controls such that the voltage difference is reduced.. .
Nec Corporation

new patent

Electronic apparatus, power supply control device, and power supply system

An electronic apparatus includes: a battery that is charged with power supplied from a power supply adaptor; a load unit that is arranged on a supply path through which power is supplied from the power supply adaptor and the battery; and a power supply control unit that detects a load of the load unit and output a control signal which causes the power supply adaptor to change an output voltage based on the load.. .
Fujitsu Limited

new patent

Charging control device

A charging control device that executes charge control appropriately without reducing effects of charge control, and is configured to include a charged state calculation unit configured to calculate remaining capacity of battery that can be charged and discharged, based on signal from a sensor to detect state of the battery; an accumulated charge and discharge calculation unit configured to calculate an accumulated amount of charge and discharge of the battery after activation of the battery, based on the signal from the sensor; an execution determination unit configured, in a case where remaining capacity calculated by charged state calculation unit is less than first threshold, to determine whether to execute charge control to recover remaining capacity of the battery, based on accumulated amount calculated by accumulated charge and discharge calculation unit; and charge control unit configured to execute charge control following determination result by execution determination unit.. .
Toyota Jidosha Kabushiki Kaisha

new patent

Electronic device and motherboard

An electronic device includes a motherboard and a display. The motherboard includes a south bridge chip, a leak-proof circuit, and a connector.
Hon Hai Precision Industry Co., Ltd.

new patent

Ball forming device, wire-bonding apparatus, and ball formation method

A ball forming device 50 for forming a ball 43 at a tip of a wire 42 by producing discharge between a torch electrode 48 and the tip of the wire 42, the device includes: a current supply unit 54 configured to supply a ball-forming current between the torch electrode 48 and the tip of the wire 42; and a current control unit 57 configured to control the current supply unit 54, so that a signal of the ball-forming current for a predetermined period includes a first period in which the signal takes a predetermined current value and a second period including a triangle wave. With this, it is possible to provide a ball forming device, a wire-bonding apparatus, and a ball formation method that are capable of suppressing formation of deformed balls..
Shinkawa Ltd.

new patent

Wire bonding apparatus and manufacturing semiconductor device

A wire bonding apparatus includes: a bonding tool 40 into and through a wire 42 passes; a control unit 80 that performs a movement process of the bonding tool 40 for cutting the wire 42 after forming a wire loop 90 between first and second bonding points of a bonding target 100; and a monitoring unit 70 that supplies a predetermined electric signal between the wire 42 through the bonding tool 40 and the bonding target 100, and monitors whether the wire 42 is cut or not based on an output of the supplied electric signal. The control unit 80 continues the movement process of the bonding tool 40 while the wire 42 is determined not to be cut, and stops the movement process of the bonding tool 40 when the wire 42 is determined to be cut, based on a monitoring result from the monitoring unit 70.
Shinkawa Ltd.

new patent

Electronic equipment, control program, and control method

Electronic equipment, includes: a power reception unit that receives electric power supplied from another electronic equipment to be connected; a proximity detection unit that detects proximity of the other electronic equipment; a detection unit that applies prescribed voltage to the power reception unit and detects an adhesion state of a conductive foreign substance in the power reception unit, when proximity of the other electronic equipment is detected; and a control unit that limits electric power supply through the power reception unit in accordance with the adhesion state of the conductive foreign substance in the power reception unit.. .
Fujitsu Limited

new patent

Winding device and winding method

A winding device includes a nozzle holding mechanism for holding a plurality of nozzles in substantially parallel with each other, a nozzle rotation driving mechanism for rotating the nozzle holding mechanism about a rotation axis being substantially parallel with the plurality of nozzles, a spool supporting mechanism for supporting a plurality of spools in substantially parallel with each other, a spool rotation driving mechanism for rotating the spool supporting mechanism about a rotation axis being substantially parallel with the plurality of spools and being coaxially with or substantially parallel with the rotation axis of the nozzle holding mechanism, and a control unit for controlling the spool rotation driving mechanism in such a manner as to rotate the spool supporting mechanism in synchronism with rotation of the nozzle holding mechanism.. .
Nittoku Engineering Co., Ltd.

new patent

Semiconductor memory device and test operation method thereof

A semiconductor memory device includes: a word line driving unit suitable for performing activation operations for a plurality of normal word lines and a plurality of redundancy word lines in response to test addresses; and a test control unit suitable for controlling a number of activations of each of the plural normal and redundancy word lines to be equal based on repair information corresponding to a repair target word line among the plural normal word lines during a test operation.. .
Sk Hynix Inc.

new patent

Memory device and memory system having the same

A memory device includes a memory cell array, an intensively accessed row detection circuit, and a refresh control circuit. The memory cell array includes a plurality of memory cell rows.
Samsung Electronics Co., Ltd.

new patent

Switching power supply circuit, liquid crystal driving device, and liquid crystal display device

A switching power supply circuit includes a switching output unit that generates an output voltage from an input voltage using an output transistor, a switching control unit that controls on and off of the output transistor so that the output voltage or a feedback voltage in proportion to the output voltage agrees with a predetermined reference voltage, and one of an interrupt unit and a reference voltage setting unit. The interrupt unit forcibly turns off the output transistor during a period while the output voltage or the feedback voltage is higher than a threshold value voltage that is higher than the reference voltage in response to a periodic load change.
Rohm Co., Ltd.

new patent

Pixel driving circuit, pixel driving method and display apparatus

The present disclosure provides a pixel driving circuit, a pixel driving method and a display apparatus. The pixel driving circuit includes a pre-charging control unit, a storage capacitor, a driving transistor and a threshold compensation unit.
Hefei Xinsheng Optoelectronics Technology Co., Ltd

new patent

Pixel driving circuit and driving the same

The present disclosure provides a pixel driving circuit and a method for driving the same. The pixel driving circuit comprises: a data signal input unit configured to provide a data voltage; a light emitting unit configured to emit light and display; a light emitting control unit configured to control the light emission of the light emitting unit at a pixel driving display phase; a reference voltage providing unit configured to provide a reference voltage; a driving unit configured to receive the reference voltage provided by the reference voltage providing unit and drive the light emitting unit via the light emitting control unit at the pixel driving display phase; and a threshold voltage compensating unit configured to receive the data voltage via the data signal input unit at an initialization phase, and to store the data voltage and the threshold voltage of the driving unit at an threshold voltage compensating phase, such that the voltage provided to the gate of the driving unit at the pixel driving display phase is able to compensate the threshold voltage of the driving unit and accurately control the driving current of the driving unit..
Chengdu Boe Optoelectronics Technology Co., Ltd.

new patent

Gate driving circuit, gate driving method, and display apparatus

The present disclosure provides a gate driving circuit, a gate driving method, and a display apparatus. The gate driving circuit comprises a driving control unit and a gate signal generation unit, wherein the driving control unit is configured to generate a driving control signal corresponding to a respective display pattern, and the gate signal generation unit is connected to the driving control unit and is configured to generate a multi-order gate voltage in response to the driving control signal generated by the driving control unit, wherein duration of a low order voltage included in the generated multi-order gate voltage corresponds to the respective display pattern.
Beijing Boe Display Technology Co., Ltd.

new patent

Abnormality reporting system and electric tool, and communication terminal

A technique capable of immediately reporting to an operator an occurrence of abnormality in an electric tool is provided. A communication terminal 100 includes a communication-terminal-side control unit that determines whether abnormality has occurred in any of electric tools 10, 200, 300, and 400 based on information acquired from the electric tools 10, 200, 300, and 400 via wireless communication.
Hitachi Koki Co., Ltd.





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