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WO/2020/225476A1 |
According to an example aspect of the present invention, there is provided an apparatus for an antenna, comprising, a first power amplifier and a second power amplifier and a common ground between the first power amplifier and the second...
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WO/2020/226929A1 |
Methods and apparatus for a cooling plate for solid state power amplifiers are provided herein. In some embodiments, a cooling plate of a solid state power amplifier includes a body having a rectangular shape, a first sidewall opposite a...
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WO/2020/222969A1 |
A low noise amplifier (1305) has integral noise cancellation to provide a low noise figure and operation over a frequency range of 0.5GHz - 50GHz. An amplifier amplifies an input signal as well as noise present with the amplified signal ...
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WO/2020/220347A1 |
Disclosed are an amplifier and an amplification device, which are used for reducing the gain and power consumption fluctuation of an amplifier while improving the linearity of the amplifier. The amplifier comprises: at least one first ga...
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WO/2020/223677A1 |
A virtual resistive load feedback circuit for driving a piezoelectric actuator is provided that accounts for a hysteresis error and drift within the movement of the actuator. The circuit may include a voltage divider and charge divider. ...
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WO/2020/222912A1 |
A low noise amplifier (200) for a frequency range of 40GHz - 60GHz comprises an amplifier (Q 1A, Q 1B) amplifies an input signal (V RF) as well as noise present with the amplified signal and amplified noise being out of phase and in phas...
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WO/2020/219534A1 |
The disclosed technology includes device, systems, techniques, and methods for amplifying a complex modulated signal with a broadband power amplifier. A broadband power amplifier may include an input network connected a long an input sig...
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WO/2020/215732A1 |
The embodiments of the present application provide a signal processing method, device and system. The system comprises n load modulation modules and a synthesis module. The n load modulation modules are connected in parallel, and an outp...
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WO/2020/218027A1 |
The present invention relates to a signal processing device, method, and program with which it is possible to suppress deterioration of audio characteristics. The signal processing device comprises a PWM converter that converts a PDM sig...
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WO/2020/217319A1 |
This Doherty amplifier is provided with a carrier amplifier (17) which amplifies a first signal and outputs the amplified first signal, a peak amplifier (18) which has a nonlinear output capacity, amplifies a second signal, and outputs t...
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WO/2020/214733A1 |
An RF receiver includes a low-noise amplifier (LNA) to receive and amplify RF signals, a transformer-based IQ generator circuit, one or more load resisters, one or more mixer circuit, and a downconverter. The transformer-bsed IQ generato...
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WO/2020/211978A1 |
The invention relates to electrical circuitry (100) for an analogue, complementary differential amplifier having two or more inverting and two or more non-inverting inputs, comprising: two differential input stages (110) with six termina...
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WO/2020/209421A1 |
The present invention relates to envelope tracking (ET) of an electronic device supporting 5G communication, the electronic device comprising: a signal distribution unit which divides a modulated baseband signal input from a modem, into ...
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WO/2020/206802A1 |
Disclosed are an operational amplifier and a display device. The operational amplifier (20) comprises: an amplification module (21), the amplification module (21) comprising an output end (211), the output end (211) being configured to o...
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WO/2020/210062A1 |
Methods and systems are described for generating a time-varying information signal at an output of a variable gain amplifier (VGA), sampling, using a sampler having a vertical decision threshold associated with a target signal amplitude,...
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WO/2020/203182A1 |
[Problem] To improve circuit gain. A distributed amplifier is configured from: a transmission line CPW1 for input; a transmission line CPW2 for output; an input termination resistance R1 that connects a termination of the transmission ...
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WO/2020/206246A1 |
Systems, methods, and circuitries are described for generating an envelope tracking supply voltage for a power amplifier. In one example, a method includes: generating a level select signal based on a transmit signal indicative of a base...
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WO/2020/202674A1 |
This high frequency amplifier (30) comprises: a carrier amplifier (11) for amplifying a first signal; a peak amplifier (12) for amplifying a second signal; a first matching circuit (33) connected to the output terminal of the carrier amp...
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WO/2020/203814A1 |
A bias circuit for outputting a first potential to the gate of a load-side transistor among two cascade-connected transistors during normal operation of a constant-current circuit, wherein a potential lower than the first potential is ou...
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WO/2020/204499A1 |
Disclosed is a voltage protection circuit for preventing power amplifier burnout in an electronic device. The electronic device includes a power amplifier (PA) configured to amplify a transmission signal, a switch configured to set a pat...
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WO/2020/205869A1 |
In one implementation, a circuit can include a reference pin and an operational amplifier that can include an output pin, an inverting input pin and a non-inverting input pin. The inverting input pin can be electrically coupled to the ou...
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WO/2020/200644A1 |
The invention relates to an amplifier device for sensing currents, comprising a first current path for measuring small currents of less than 100 pA, an input amplifier device (50), which is contained in the first current path and has at ...
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WO/2020/203506A1 |
This power amplifier (100 has: a first semiconductor chip (103) that has a first main surface (301) and a second main surface (302); a first field effect transistor; a first drain finger part (21), a plurality of first gate finger parts ...
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WO/2020/201834A1 |
A circuit for controlling wireless transmissions. The circuit includes a multi-input logic gate coupled to a power amplifier for wireless transmission. A first input of the logic gate is coupled to a first wireless transceiver; and a sec...
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WO/2020/204158A1 |
An amplifier circuit (1) is provided with: an input terminal (10) to which a high-frequency signal is input; an amplification transistor (20) which has a control terminal and amplifies the high-frequency signal; a bias circuit (40) which...
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WO/2020/201298A1 |
The present disclosure relates to a radio frequency power amplifier system (200) comprising a first (114) and a second input port (121). The radio frequency power amplifier system (200) comprises a main amplifier (101 ) having an input (...
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WO/2020/205398A1 |
Systems, methods, and circuitries are described for performing envelope tracking based on amplifier efficiency. In one example, a method for generating a tracking supply voltage for a power amplifier is described. The method includes: ge...
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WO/2020/204912A1 |
A semiconductor device includes at least one RF power amplifier (RFPA) and a voltage supply adjustment network coupled with the RFPA for providing an internal supply voltage to the RFPA based on an applied input voltage. The voltage supp...
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WO/2020/202532A1 |
This power amplifier is provided with: a plurality of amplification elements; a tournament-type circuit that has a plurality of transmission lines in a tournament shape and is connected to the plurality of amplification elements; and a p...
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WO/2020/192917A1 |
The present relates to a Radio Frequency (RF) front end for wireless communications, in particular for use in a Half Duplex, Full Duplex and/or Frequency Division Duplex transceiver. The RF front end of the invention is especially based ...
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WO/2020/195752A1 |
An electronic circuit (8) for a micro-electro-mechanical system gyroscope (7) is disclosed. The electronic circuit (8) includes a current buffer (1), a transimpedance amplifier (2) coupled with the current buffer (1), and a plurality of ...
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WO/2020/197664A1 |
An example test system includes power amplifier circuitry to force voltage or current to a test channel and one or more processing devices configured to control the power amplifier circuitry to comply with a compliance curve. The complia...
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WO/2020/197852A1 |
A power amplifier includes a semiconductor die having a main amplifier and a peaking amplifier. The main amplifier includes at least one first transistor, and the peaking amplifier includes at least one second transistor that is differen...
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WO/2020/197633A1 |
A radio frequency digital-to-analog converter (RFDAC) circuit includes an RFDAC array circuit including an array of cells arranged into a plurality of segments. Each segment of the plurality of segments is configured to process input dat...
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WO/2020/195886A1 |
Provided is a directly modulated laser (DML) driver capable of improving the band of electrical-to-optical (EO) response characteristics, while suppressing a group delay at or around a relaxation oscillation frequency of a laser diode (L...
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WO/2020/194441A1 |
This high frequency semiconductor amplifier comprises: a transistor having a gate electrode, a source electrode, and a drain electrode formed on a semiconductor substrate; a matching circuit for fundamental wave matching on the input sid...
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WO/2020/191606A1 |
A push-pull drive circuit, being connected to an input interface by means of a base electrode (a1) of a first driver (401). An emitter electrode (a3) of the first driver (401) is connected to an output interface. A current collector (a2)...
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WO/2020/186333A1 |
Ultra-Wideband (UWB) wireless technology transmits digital data as modulated coded impulses over a very wide frequency spectrum with very low power over a short distance. To support extended operation, particularly with battery power sou...
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WO/2020/187960A1 |
A digitally controlled oscillator (100), a synthesizer module (200), a synthesizer (300), and a method for producing an electrical audio signal are presented. The oscillator (100) comprises a digital processing unit (10) configured to ge...
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WO/2020/191137A1 |
In an asymmetric Doherty amplifier circuit (36), one or more shunt reactive components are added to at least one side of an impedance inverter (38) connecting the amplifier outputs, to reduce a capacitance imbalance between the two ampli...
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WO/2020/188649A1 |
This amplifier circuit includes a first transistor of a first conductivity type, a second transistor of a second conductivity type different from the first conductivity type, a third transistor that is an electric field effect transistor...
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WO/2020/191054A1 |
Provided is a transversal radio frequency filter circuit having a low noise amplifier connected along an input signal path, a first power divider connected between the low noise amplifier and four single taps, and an output path connecte...
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WO/2020/191276A1 |
An amplifier circuit may include an isolated amplifier circuit, disposed on a high voltage side of the amplifier circuit, and arranged to generate an isolated output signal. The amplifier circuit may include a first optocoupler circuit, ...
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WO/2020/183657A1 |
The present invention provides an amplifier equipped with a first transistor 1 to which a signal input terminal is connected, a second transistor 2 to which a signal output terminal is connected, wiring 14 connecting the first transistor...
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WO/2020/185780A1 |
An apparatus has a Radio Frequency (RF) signal generator to produce RF signals phase shifted relative to one another in accordance with RF frequency waveform parameters. Amplifier chains process the RF signals to produce channels of ampl...
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WO/2020/183808A1 |
A solid-state image capturing element is provided with a comparator which compares a reference signal with a pixel signal, wherein the image quality of image data is enhanced. According to the present invention, a voltage dividing circ...
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WO/2020/184075A1 |
This switched-capacitor amplifier comprises a sampling capacitor (Cs), a first switch (S1), a differential amplifier (2), a reference power source (3), a second switch (S2), a third switch (S3), and a control unit (4) that performs ON an...
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WO/2020/184963A2 |
The present invention relates to an event processing circuit and an event amplifier using event-based signal representation. An event amplifier according to an embodiment of the present invention comprises an event integrator and an even...
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WO/2020/177081A1 |
Disclosed is a trans-impedance amplifier with a direct-current drift elimination function and an automatic gain control function. The trans-impedance amplifier comprises an amplifier, a trans-impedance feedback loop, and a direct-current...
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WO/2020/179042A1 |
A high-frequency semiconductor device according to the present invention comprises: a semiconductor element which has an input terminal to which high-frequency power is input, an output terminal connected to an external load, and an outp...
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