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Level Shift patents



      
           
This page is updated frequently with new Level Shift-related patent applications. Subscribe to the Level Shift RSS feed to automatically get the update: related Level RSS feeds. RSS updates for this page: Level Shift RSS RSS


Dual path level shifter

Peregrine Semiconductor

Dual path level shifter

Date/App# patent app List of recent Level Shift-related patents
03/26/15
20150086221
 Self biased dual mode differential cmos tia for 400g fiber optic links patent thumbnailnew patent Self biased dual mode differential cmos tia for 400g fiber optic links
A transimpedance amplifier (tia) device. The device includes a photodiode coupled to a differential tia with a first and second tia, which is followed by a level shifting/differential amplifier (ls/da).
Inphi Corporation
03/26/15
20150084682
 Dual path level shifter patent thumbnailnew patent Dual path level shifter
Dual path level shifter methods and devices are described. The described level shifter devices can comprise voltage-to-current and current-to-voltage converters..
Peregrine Semiconductor Corporation
03/26/15
20150084678
 Phase locked loop circuit patent thumbnailnew patent Phase locked loop circuit
A phase locked loop (pll) circuit is provided. The pll includes a voltage controlled oscillator (vco) for outputting an oscillation signal of a frequency corresponding to an inputted voltage, a frequency divider for dividing the oscillation signal and output a frequency-divided signal, a phase comparator for comparing a phase of the frequency-divided signal and the phase of an input signal from the outside and output a first phase comparison signal and a second phase comparison signal which have different polarities, a differential amplifier circuit for outputting a control voltage based on a voltage difference between the first phase comparison signal and the second phase comparison signal to the vco, a level shift circuit for outputting a level-shifted signal which is made by shifting a direct current level of the second phase comparison signal, and an amplifier circuit for outputting an amplified signal which is an amplified level-shifted signal..
Nihon Dempa Kogyo Co., Ltd.
03/19/15
20150078096
 Level shift circuit and semiconductor device patent thumbnailLevel shift circuit and semiconductor device
A level shift circuit includes: a latch circuit (q5, q6, q7, q8) including first (q5, q7) and second (q6, q8) inverter circuits; a first input mos transistor (q1) operating in accordance with an input signal; a second input mos transistor (q2) operating in accordance with an inversion signal of the input signal; and a current-voltage control mos transistor (q9). The latch circuit (q5, q6, q7, q8) outputs a voltage having been converted from the input voltage in level.
Renesas Electronics Corporation
03/19/15
20150077168
 Level shifting circuit patent thumbnailLevel shifting circuit
A level shifter shifts the level of an input signal from a second voltage domain to a first voltage domain. To accommodate different input signal levels (e.g., including sub-threshold input signal levels) that may arise due to changes in the supply voltage for the second voltage domain, current for a latch circuit of the level shifter is limited based on the supply voltage for the second voltage domain.
Pacesetter, Inc.
03/19/15
20150077060
 Equalization device for assembled battery patent thumbnailEqualization device for assembled battery
In an equalization device for equalizing voltages of battery cells connected in series, each battery cell is provided with an equalization switch and a level shift section. The level shift section includes at least one level shift circuit.
Denso Corporation
03/12/15
20150071013
 Semiconductor device having level shift circuit patent thumbnailSemiconductor device having level shift circuit
A semiconductor device includes: two level shift circuits having substantially the same circuit configuration; an input circuit that supplies complementary input signals to the level shift circuits, respectively; and an output circuit that converts complementary output signals output from the level shift circuits into in-phase signals and then short-circuits the in-phase signals. According to the present invention, the two level shift circuits having substantially the same circuit configuration are used, and the complementary output signals output from the level shift circuits are converted into in-phase signals before short-circuited.
Ps4 Luxco S.a.r.l.
03/12/15
20150070070
 Multiple voltage input buffer and related method patent thumbnailMultiple voltage input buffer and related method
A device includes a first level shifter, a switch, and a control circuit. The first level shifter is electrically connected to a pad.
Taiwan Semiconductor Manufacturing Company, Ltd.
03/12/15
20150070069
 Level shifter with built-in logic function for reduced delay patent thumbnailLevel shifter with built-in logic function for reduced delay
A method and circuit for implementing a level shifter with built-in-logic function for reduced delay. The circuit including at least one set of inputs from a first power supply domain.
International Business Machines Corporation
03/05/15
20150067209
 Method and circuit for detecting usb 3.0 lfps signal patent thumbnailMethod and circuit for detecting usb 3.0 lfps signal
A system and method for efficient detection of low frequency periodic signaling (lfps) input signals. A receiver receives two input differential signals that are lfps input signals.
Advanced Micro Devices, Inc.
03/05/15
20150061746

Output apparatus, output driver, and level shifting system


An output driver for driving a pad includes a pull-up circuit and a pull-down circuit. The pull-up circuit includes first, second and third first-type transistors.
Mstar Semiconductor, Inc.
02/26/15
20150054564

Level shifter utilizing a capacitive isolation barrier


According to an exemplary implementation, a level shifter includes a low voltage circuit and a high voltage circuit. The low voltage circuit is configured to provide a differential signal to the high voltage circuit through a capacitive isolation barrier.
International Rectifier Corporation
02/26/15
20150054563

Communication between voltage domains


An integrated circuit 6 including a first voltage domain 4 incorporates real time clock circuitry 12 that communicates via communication circuitry 18 with processing circuitry 16 contained within a second voltage domain. The communication circuitry 18 includes first parallel-to-serial conversion circuitry 24 located within the first voltage domain 4, level shifting circuitry 32 for passing serial signals between the voltage domains and second parallel-to-serial circuitry 26 located in the second voltage domain..
Arm Limited
02/26/15
20150054562

Level shifter with static precharge circuit


A level shifter includes a static precharge circuit. During a precharge phase, two nodes of the level shifter are precharged to a voltage at or near a reference voltage.
Freescale Semiconductor, Inc.
02/19/15
20150049077

Level shift circuit with automatic timing control of charging transistors, and driver circuit having the same


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 high amplitude, respectively, a fifth pmos transistor which is coupled between a gate of the third pmos transistor and the second output node, and has a gate coupled to the first output node, a sixth pmos transistor which is coupled between a gate of the fourth pmos transistor and the first output node, and has a gate coupled to the second output node, and first and second load elements which are coupled between the second supply terminal and the gates of the third and fourth pmos transistors, respectively.. .
Renesas Electronics Corporation
02/12/15
20150042396

Level shifter


A level shifter includes high breakdown voltage first and second pmos transistors, high breakdown voltage first and second depression nmos transistors having gates respectively supplied with first and second control signals, low breakdown voltage first and second nmos transistors having gates respectively supplied with third and fourth control signals, and a timing control unit that generates the first control signal and the third control signal different from the first control signal corresponding to an inverted signal of an input signal, and generates the second control signal and the fourth control signal different from the second control signal corresponding to a non-inverted signal of the input signal.. .
Renesas Electronics Corporation
02/12/15
20150042395

Source driver and method to reduce peak current therein


A source driver and a method to reduce peak current of the source driver are provided. The source driver includes a latch circuit, a level shifter and a digital-to-analog converter (dac) circuit.
Novatek Microelectronics Corp.
02/12/15
20150042393

Level shifter


A level shifter includes an input stage circuit, a latch circuit and a transient speed-up circuit. The input stage circuit receives an input signal.
Richtek Technology Corp
02/12/15
20150042232

Level shifter circuit, scanning circuit, display device and electronic equipment


A level shifter circuit, wherein a first and a second transistor circuit are connected serially, a third and a fourth transistor circuit are connected serially; a first input voltage is applied to the second transistor circuit and a second input voltage is applied to the fourth transistor circuit; an input terminal of the first transistor circuit is connected to an output terminal of the third and the fourth transistor circuits, and an input terminal of the third transistor circuit is connected to an output terminal of the first and the second transistor circuits; two transistor circuits of at least one side of two transistor circuits of a first fixed power source side and two transistor circuits of a second fixed power source side are configured of double gate transistors; and the level shifter circuit has a switch element for applying a voltage to a common connection node.. .
Sony Corporation
02/12/15
20150041807

Semiconductor device and electronic appliance


The amplitude voltage of a signal input to a level shifter can be increased and then output by the level shifter circuit. Specifically, the amplitude voltage of the signal input to the level shifter can be increased to be output.
Semiconductor Energy Laboratory Co., Ltd.
02/05/15
20150036252

Semiconductor driving device and semiconductor device


A semiconductor driving device includes a negative surge detection circuit and a level shifter circuit. The negative surge detection circuit detects whether the negative surge occurs at a connection point between a p-side sw element and n-side sw element.
Mitsubishi Electric Corporation
02/05/15
20150035565

Communication circuit apparatus and transceiver having the same


A communication circuit apparatus includes: multiple level shift circuits, each of which receives an input signal corresponding to a respective communication bus; an activation comparator for generating an activation signal when the input signal is input into one of the level shift circuits, and a level of the input signal exceeds a predetermined threshold; multiple input current voltage conversion circuits, each of which is arranged together with a respective level shift circuit, converts the input signal to a voltage signal, and outputs the voltage signal as an identification signal; and an identification circuit for identifying one of the communication busses based on the identification signal, which is output from one of the input current voltage conversion circuits. The one of the communication busses corresponds to the one of the level shift circuits, in which the input signal is input..
Denso Corporation
02/05/15
20150035563

High speed level shifter with amplitude servo loop


A high speed level shifter interfaces a high speed dac to the digital information that the dac processes. The level shifter may convert cmos level digital representations to, for example, cml level digital representations for processing by the dac.
Broadcom Corporation
01/29/15
20150033044

Methods and circuits for dynamically scaling dram power and performance


A memory system supports high-performance and low-power modes. The memory system includes a memory core and a core interface.
Rambus Inc.
01/29/15
20150027383

Device to avoid attacks from electro-sensitive animals


A system for protecting user's body from the attacks of electro-sensitive animals is provided. The system includes a frequency generator, a modulator, a controller, a level shifter, plurality of electrodes and a power source to provide power to the controller.
R2z Innovations, Inc.
01/22/15
20150023109

Nonvolatile semiconductor memory device


A nonvolatile semiconductor memory device comprises a memory cell array, a staircase voltage generator, and a decode and level shift circuit. The memory cell array comprises a plurality of memory cells and a plurality of bit lines coupled to the plurality of memory cells.
Elite Semiconductor Memory Technology Inc.
01/22/15
20150023082

Semiconductor device and power conversion device using the same


In a semiconductor device such as a three-phase one-chip gate driver ic, hvnmoss configuring two set and reset level shift circuits are disposed on non-opposed surfaces, and it is thereby possible to reduce the amount of electrons flowing into drains of hvnmoss of another phase due to a negative voltage surge. Also, distances from an opposed surface on the opposite side to the respective drains of the hvnmoss configuring the two set and reset level shift circuits are made equal to or more than 150 μm, and it is thereby possible to prevent a malfunction of a high side driver circuit of another phase to which no negative surge is applied..
Fuji Electric Co., Ltd.
01/22/15
20150022170

Driver and driving control power converter


A driver and a driving control method for a power converter are provided. The driver includes a level shift circuit, a negative voltage generator and a first pmos transistor.
Upi Semiconductor Corp.
01/08/15
20150009751

Methods and systems to selectively boost an operating voltage of, and controls to an 8t bit-cell array and/or other logic blocks


Methods and systems to provide a multi-vcc environment, such as to selectively boost an operating voltage of a logic block and/or provide a level-shifted control to the logic block. A multi-vcc environment may be implemented to isolate a vmin-limiting logic block from a single-vcc environment, such as to reduce vmin and/or improve energy efficiency in the single-vcc environment.
01/08/15
20150009179

Touch detection method and touch detection apparatus having built up linearity


A touch detection apparatus includes a sensor pad to output a signal based on a touch state in response to an alternating voltage in a floating state after being charged, an operational amplifier including a first input connected to an output of the sensor pad and a second input to receive the alternating voltage, a level shift detection unit to detect a touch signal based on a difference between a voltage variation at an output end of the operational amplifier caused by the alternating voltage and a voltage variation at the output end of the operational amplifier caused by occurrence of a touch, and a switching unit including a first switch to control an electric potential between a first input and the output end of the operational amplifier and a second switch to connect or not the sensor pad and the first input of the operational amplifier.. .
Crucialtec Co., Ltd.
01/01/15
20150002207

Voltage level shift circuit for multiple voltage integrated circuits


A voltage level shift circuit comprises a first pair of transistors and a second pair of transistors. A first transistor of the second pair of transistors is coupled with an input signal terminal.
Taiwan Semiconductor Manufacturing Company, Ltd.
01/01/15
20150002206

Semiconductor device having level shift circuit


Disclosed herein is a device includes; a level conversion circuit coupled to first and third power supply lines, receiving a first signal and an inverted signal of the first signal each having an amplitude between first and second potentials, and output ting a second signal having an amplitude between first and third potentials; a delay circuit coupled to the first and second power supply lines, and output ting a third signal delayed from the first signal; and an output circuit including first and second transistors coupled in series between the first and third power supply lines, the first transistor having a control electrode supplied with the second signal, and the second transistor having a control electrode supplied with the third signal.. .
Micron Technology, Inc.


Popular terms: [SEARCH]

Level Shift topics: Level Shift, Level Shifter, Semiconductor, Level Shift Circuit, Transistors, Semiconductor Substrate, Voltage Level Shift, Level Shifter Circuit, Shifter Circuit, Modulation, Adverse Effect, Protection Circuit, Schmitt Trigger, Transimpedance Amplifier, Optical Fiber

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