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WO/2021/115127A1 |
The present application proposes a data acquisition method, a data acquisition apparatus, a data acquisition device and a storage medium. The data acquisition method comprises: acquiring a first storage flag, the first storage flag being...
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WO/2021/117222A1 |
This Doherty amplifier (10) is configured such that: when both of a carrier amplifier (18) and a peak amplifier (19) are to be saturated, the ratio Z3/Z2 of the characteristic impedance Z3 of a second transmission line (13) to the charac...
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WO/2021/119575A1 |
A logarithmic amplifier (200) includes a logarithmic current preamplifier circuit (202) and logarithmic amplifier circuit (204). The logarithmic current preamplifier circuit (202) includes an inverting input terminal (206A), an output te...
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WO/2021/118030A1 |
The present invention relates to a low power comparator that is useful in fields, such as that of the Internet of Things, for which the importance of power conversion efficiency is increasing, the low power comparator comprising: an inpu...
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WO/2021/117375A1 |
An amplifying circuit (100) comprises: a first amplifier (10) disposed between an input terminal (t1) and an output terminal (t2); and a second amplifier (20) connected in parallel with the first amplifier (10) between the input terminal...
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WO/2021/113112A1 |
A bias structure includes a reference voltage node connected to gate structures of a first NMOS transistor and a second NMOS transistor, a bias voltage node comprising a bias voltage, and a first op amp having a first input connected to ...
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WO/2021/110114A1 |
The present disclosure provides a method of linearization for a non-linear system, comprising: a group of steps comprising: inputting (302) an input signal to the non-linear system; obtaining (304) an output signal from the non-linear sy...
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WO/2021/113113A1 |
A data transmitter includes: a plurality of parallel driver slices, a first slice of the plurality of parallel driver slices having a first signal generator circuit with a first transistor coupled to a data signal and in series with a se...
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WO/2021/113028A1 |
A single integrated circuit (9) may include a signal path configured to generate an output signal (V OUT) from an input signal (V IN), wherein the signal path includes an amplifier (16) configured to drive the output signal (V OUT). a di...
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WO/2021/113417A1 |
Enhanced operational amplifier trim circuitry and techniques are presented herein. In one implementation, a circuit (100) includes a reference circuit (130) configured to produce a set of reference voltages (131-132), and a digital-to-an...
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WO/2021/113880A1 |
A radio frequency (RF) power amplifier is provided. In one aspect, the RF power amplifier includes a driver stage amplifier circuit, first and second power amplifier output stage circuits that each include a first and second array of bip...
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WO/2021/104960A1 |
A switched-capacitor amplifier comprises a comparator (110), sample and amplification capacitors (120, 130) and a controller (140) to control charge and discharge current sources (135, 136) in dependence on an output signal of the compar...
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WO/2021/102656A1 |
An amplification circuit comprises an amplifier (11) and a current follower (12). An input terminal of the current follower (12) serves as an input terminal of the amplification circuit, an output terminal of the current follower (12) is...
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WO/2021/102916A1 |
Provided in the embodiments of the present application is a radio frequency receiver, relating to the technical field of electronics, and used for realizing precise gain adjustment of the radio frequency receiver. The radio frequency rec...
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WO/2021/104119A1 |
Disclosed are a digital audio power amplifier and a power amplifier loop. The power amplifier loop comprises an operational amplifier U1, a capacitor C1, a power amplifier output stage, a resistor R1, a resistor R2 and a noise control un...
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WO/2021/101973A1 |
Various aspects provide for a digitally programmable analog duty-cycle correction circuit. For example, a system includes a duty-cycle correction circuit and a duty-cycle distortion detector circuit. The duty-cycle correction circuit adj...
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WO/2021/102477A2 |
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for a programmable input impedance circuit for a radio frequency (RF) low noise amplifier (LNA) including a high impedance mode circuit and a...
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WO/2021/101908A1 |
Various methods and circuital arrangements for reducing a turn ON time of a cascode amplifier are presented. According to one aspect, a configurable switching arrangement coupled to a cascode transistor of the amplifier shorts a gate of ...
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WO/2021/101371A1 |
The present invention is in the field of booster stage circuit for a power amplifier, and an external supply voltage power amplifier comprising said booster stage circuit, such as for amplifying an electronic signal to a speaker system. ...
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WO/2021/102475A1 |
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for radio frequency (RF) low noise amplifier (LNA) circuit configured to receive an input RF signal from an RF input source and provide an am...
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WO/2021/102476A1 |
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for a tunable radio frequency (RF) low noise amplifier (LNA) circuit including an amplifier circuit, where the amplifier circuit is configure...
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WO/2021/093223A1 |
Provided are a polar modulation circuit and a modulation method therefor. Two methods, delaying N clock periods by means of a digital clock of a digital portion and adjusting a filter group delay by means of an analog portion are combine...
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WO/2021/097495A2 |
A radio frequency (RF) power amplifier including a driver amplifier circuit, a power amplifier circuit, an inter-stage impedance matching network connecting an output of the driver amplifier circuit to a first input of the power amplifie...
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WO/2021/093467A1 |
The present application provides a current detection circuit, chip, and current detection method used for speaker protection; by means of a current detection module, power tube current mirroring technology is used to perform sampling of ...
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WO/2021/097096A1 |
Apparatus and associated methods relate to maintaining a total current (Itotal) of a switch cell (310) in a digital-to-analog converter at a controllable operating point by adjusting shunt current control signals (SCCS1, SCCS2) applied t...
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WO/2021/093822A1 |
A radio frequency power amplifier, a chip, and a communication terminal. The radio frequency power amplifier comprises a power amplifier circuit (5), an output matching circuit (2), a power measurement circuit (3), and a bias comparison ...
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WO/2021/089174A1 |
The invention relates to a method for controlling a driver circuit. The method comprises operating an amplifier for providing an output signal, for example an electronic signal for driving or controlling a load, for example a voltage or ...
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WO/2021/089168A1 |
A burst mode receiver for a passive optical network includes a high gain circuitry portion having a plurality of cascaded amplifiers. The high gain circuitry portion also includes a plurality of high gain switches. The burst mode receive...
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WO/2021/092103A1 |
An example apparatus includes: a first voltage source (280), a first amplifier (220) having a noninverting input adapted to be coupled to a photodiode (210) anode and coupled to the first voltage source, an inverting input adapted to be ...
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WO/2021/084291A1 |
Efficiency improvements for multi-stage power amplifiers are described. In one example, a power amplifier includes a driver amplifier formed on a first semiconductor die using a first semiconductor fabrication process, an output amplifie...
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WO/2021/086238A1 |
There is provided mechanisms for enabling linearization of a non-linear electronic device. A method is performed by a linearizer device. The method comprises receiving an input signal destined to be input to the non-linear electronic dev...
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WO/2021/084536A1 |
A power amplifier with improved stability, gain, flatness and return loss and reduced the size, which comprises a two-stage power amplifier in balanced cascode topology that consists of a first common-source stage feeding into a first co...
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WO/2021/084809A1 |
The present invention eliminates complicated control of voltage levels in an operational amplifier. This operational amplifier comprises a first amplifier circuit and a second amplifier circuit. The first amplifier circuit outputs a curr...
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WO/2021/086113A1 |
Disclosed are an amplifier of a terahertz band, a method for designing same, and a radiator with same. According to one embodiment disclosed herein, the amplifier of a terahertz band comprises: a transistor; an input transmission line co...
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WO/2021/077463A1 |
The present invention provides a pre-amplification circuit, comprising a first amplifier and a second amplifier serially connected in sequence, the output terminal of the second amplifier being connected to a circuit output terminal, and...
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WO/2021/078960A1 |
The present invention relates to a sigma-delta analogue-to-digital converter. The sigma-delta analogue-to-digital converter has a transconductance stage having a first, second and third connection. A capacitor is parallel-connected to th...
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WO/2021/077594A1 |
A power amplifier and an electronic device. The power amplifier comprises: a power amplification circuit and a linearity compensation circuit, wherein the linearity compensation circuit is connected between a bias circuit of the power am...
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WO/2021/076278A1 |
In certain aspects, an amplifier (605) includes a first transistor (415) including a gate, a drain, and a source, wherein the gate of the first transistor (415) is coupled to a first input (412) of the amplifier (605). The amplifier (605...
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WO/2021/074737A1 |
According to the present invention, an amplifier is formed in a wiring layer. A semiconductor device according to the present invention comprises a second layer on a first layer, with a metal oxide being interposed therebetween. The firs...
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WO/2021/075064A1 |
This switching module has mounted, on a substrate thereof, a MOSFET and a driver circuit for applying drive voltage to a gate electrode of the MOSFET. In the switching module according to the present invention, the driver circuit is elec...
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WO/2021/069281A1 |
The present invention relates to an electronic system (1) comprising: • a plurality of sub blocks, each one being required to be supplied with a different power supply output voltage (VDD1, VDD2,..), • a differential amplifier (3) ha...
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WO/2021/070245A1 |
According to the present invention, an operational amplifier (100) operates with the entire voltage range of supplied first and second voltages (VDD, GND) as an input/output range. An active load (330) is configured with a first conducti...
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WO/2021/069858A1 |
This application relates to circuitry for monitoring for instability of an amplifier. The amplifier (100) has a first signal path between an amplifier input (IN N ) and an amplifier output (V OUT ) and a feedback path from the output to ...
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WO/2021/069071A1 |
The invention relates to an electrical circuit in the form of a transimpedance amplifier stage, and to a method for operating this circuit. The invention furthermore relates to a circuit containing at least one signal amplifier that has ...
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WO/2021/070246A1 |
According to the present invention, an operational amplifier (100) operates with the entire voltage range of supplied first and second voltages (VDD, GND) as an input/output range. An active load (330) is configured with a first conducti...
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WO/2021/069064A1 |
The disclosure relates to a driver amplifier circuit. The driver amplifier circuit includes a non-linear differential amplifier and a non-linear resistor connected across output terminals of the differential amplifier. The non-linear res...
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WO/2021/064892A1 |
A Doherty amplifier according to the present invention is provided with: an input terminal; a branching part which is connected to the input terminal; a first input transmission line which has one end thereof connected to the branching p...
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WO/2021/066061A1 |
This class-D amplifier is equipped with: a gain control unit that amplifies an inputted audio signal in accordance with a compensation gain to generate an input signal Vin; and a pulse width modulator that generates, in a first input ran...
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WO/2021/067028A1 |
Gallium nitride based RF transistor amplifiers include a semiconductor structure having a gallium nitride based channel layer and a gallium nitride based barrier layer thereon, and are configured to operate at a specific direct current d...
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WO/2021/063874A1 |
A differential delta-sigma-modulator has an integrator (49) including a pair of single-ended amplifiers (46, 47). The differential delta-sigma-modulator comprises a sample clock (50) driving a first switchable capacitor configuration (31...
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