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Level Shift Circuit

Level Shift Circuit-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Voltage level shifting method
November 02, 2017 - N°20170316752

A level shift circuit includes first and second nmos transistors that are coupled between a first supply terminal, and first and second output nodes, respectively, and have respective control terminals receiving input signals of a low amplitude, third and fourth pmos transistors which are coupled between a second supply terminal, and the first and second output nodes outputting signals of ...
Level shift circuit
Sii Semiconductor Corporation
September 28, 2017 - N°20170279450

Provided is a level shift circuit capable of avoiding breakdown due to level shift operation. The level shift circuit includes: a floating power supply having one end connected to an output terminal; a circuit configured to receive a voltage of the floating power supply, a voltage of a low level power supply and first and second pulse signals from a ...
Semiconductor device
Renesas Electronics Corporation
September 28, 2017 - N°20170279438

When a signal of high amplitude is outputted, a drain-to-source voltage exceeding a withstand voltage may be applied. The semiconductor device according to the present invention includes a level shift circuit that outputs a high amplitude signal from the input of a low amplitude logical signal. The level shift circuit includes a series coupling circuit, a first gate control circuit ...
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Circuit and method of a level shift network with increased flexibility
Dialog Semiconductor (uk) Limited
August 31, 2017 - N°20170250688

A circuit and method for a level shift circuit with increased flexibility is described. The level shifting circuit includes an nmos pair, a pmos pair cross-coupled to the nmos pair, an auxiliary transient response network parallel to the pmos pair configured to provide a parallel current path, and a delay network configured to provide a delay to the auxiliary transient ...
Level shift circuit, integrated circuit, and power semiconductor module
Mitsubishi Electric Corporation
August 17, 2017 - N°20170237436

A primary circuit outputs, in response to an input signal, a first signal with a first reference potential. A level shift main circuit converts the reference potential of the first signal received from the primary circuit to a second reference potential to output a second signal with the second reference potential. A secondary circuit generates an output signal with the ...
Driving circuit
Fuji Electric Co., Ltd.
August 17, 2017 - N°20170237422

Voltage surge is prevented when the output from a driver of a driving circuit performs a hard shutdown. In this manner, the elements in the driving circuit are prevented from being damaged by the voltage surge. A driving circuit includes a level shift circuit configured to convert an input signal from a preceding-stage circuit into an output signal having a ...
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Level Shift Circuit Patent Applications
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Driving circuit
Fuji Electric Co., Ltd.
July 20, 2017 - N°20170207785

A malfunction is prevented in a driving circuit. A driving circuit in which each of the set side level shift circuit and the reset side level shift circuit has an input transistor, a serial transistor unit which includes a first mos transistor and a second mos transistor which are connected in series, the first mos transistors complementarily operate to each ...
Semiconductor device
Fuji Electric Co., Ltd.
June 15, 2017 - N°20170170647

A first sense resistor is connected between a fourth terminal of a power source potential of a high-potential region and a first terminal of a ground potential. A second sense resistor is connected between a third terminal of a reference potential of the high-potential region and the first terminal. A comparator is disposed in a low-potential region and uses the ...
Half bridge driver circuits
Navitas Semiconductor, Inc.
June 08, 2017 - N°20170163258

Gan-based half bridge power conversion circuits employ control, support and logic functions that are monolithically integrated on the same devices as the power transistors. In some embodiments, a low side gan device communicates through one or more level shift circuits with a high side gan device. Both the high side and the low side devices may have one or more ...
Integrated level shifter
Navitas Semiconductor, Inc.
June 01, 2017 - N°20170155391

Gan-based half bridge power conversion circuits employ control, support and logic functions that are monolithically integrated on the same devices as the power transistors. In some embodiments a low side gan device communicates through one or more level shift circuits with a high side gan device. Both the high side and the low side devices may have one or more ...
Level shift circuit and display driver
Lapis Semiconductor Co., Ltd.
June 01, 2017 - N°20170154568

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 of which has a control terminal and first and second ...
Semiconductor device
Semiconductor Energy Laboratory Co., Ltd.
April 20, 2017 - N°20170110585

A semiconductor device or the like capable of preventing malfunction of a driver circuit is provided. In a driver circuit for driving a power device used for current supply, a transistor including an oxide semiconductor is used as a transistor in a circuit (specifically, for example, a level shift circuit) requiring a high withstand voltage. In addition, a transistor (for ...
Level shift circuit, semiconductor device, and battery supervisory apparatus
Kabushiki Kaisha Toshiba
April 13, 2017 - N°20170104489

According to one embodiment, a level shift circuit includes a first transistor, a second transistor, third transistor, fourth transistor, fifth transistor, sixth transistor, seventh transistor and eighth transistor. The level shift circuit also includes a first capacitance element, a second capacitance element, third capacitance element and fourth capacitance element. The first through eighth transistors have a first conductivity type. The ...
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Level Shift Circuit Patent Applications
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Display driving circuit and display device including the same
Samsung Electronics Co., Ltd.
April 13, 2017 - N°20170103699

A display driving circuit comprising a level shift circuit, the level shift circuit including a level shift device configured to receive a source power applied thereto, and to generate an output signal by amplifying an input signal; a power switching circuit configured to provide any one of first to third selection powers as the source power to the level shift ...
Electronic circuit and semiconductor device
Hitachi, Ltd.
February 16, 2017 - N°20170047921

An electronic circuit includes a first level shift circuit, a second level shift circuit, an internal circuit, a high voltage circuit, first and second transistors, and first and second protective circuits. The first and second protective circuits perform control the first and second transistors so as to make them non-conductive when at least one of a plurality of types of ...
Level shift circuit
Fuji Electric Co., Ltd.
January 19, 2017 - N°20170019106

The present invention provides a level-shift circuit that can suppress the malfunction caused by the noise due to the on/off of a level-shift transistor and the dv/dt noise due to external noise. The present invention provides a level-shift circuit for transmitting a signal from a primary potential side to a secondary potential side, comprising: a first serial circuit ...
Level shift circuit
Denso Corporation
January 19, 2017 - N°20170019090

An input part is supplied with a low voltage from a low voltage power supply line. A level shift part and an output part are supplied with a high voltage from a high voltage power supply line. An input terminal is pulled up by a resistor and connected to the level shift part through a buffer circuit and an inverter ...
Optical reception circuit
Panasonic Intellectual Property Management Co., Lt
December 01, 2016 - N°20160352433

An optical reception circuit includes a first photodetector, a first transimpedance amplifier, a level shift circuit, a second photodetector, a second transimpedance amplifier, a peak hold circuit, and a comparator. The first transimpedance amplifier converts a first light current from the first photodetector to a first voltage. The level shift circuit generates a signal voltage from the first voltage. The ...
Pulsed level shift and inverter circuits for gan devices
Navitas Semiconductor Inc.
November 17, 2016 - N°20160336926

Gan-based half bridge power conversion circuits employ control, support and logic functions that are monolithically integrated on the same devices as the power transistors. In some embodiments a low side gan device communicates through one or more level shift circuits with a high side gan device. Various embodiments of level shift circuits and their inventive aspects are disclosed.
Level shift circuit and level shift method for goa structure liquid crystal panel
Shenzhen China Star Optoelectronics Technology Co. Ltd.
November 17, 2016 - N°20160335968

The present invention provides a level shift circuit and a level shift method for a goa structure liquid crystal panel. The level shift chip (20) comprises a time delay calculation register module (201) and a start signal line (30) and an inter-integrated circuit bus (40) are employed to communicatively couple the sequence controller (10) and the level shift chip (20). The sequence controller (10) performs initialization assignment (...
Amplifying circuit
Tokyo University Of Science Foundation
November 10, 2016 - N°20160329881

An amplifying circuit according to an embodiment includes a sample and hold circuit, an operational amplifier, a feedback capacitance, and a level shift circuit. The sample and hold circuit includes a sampling capacitance to sample an analog input signal in a sampling phase. The operational amplifier amplifies and outputs the analog input signal held by the sampling capacitance in the ...
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