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WO/2022/105643A1 |
A sensor signal processing circuit, comprising an inverting amplifier and a transconductance amplifier, which are connected to an output end of a sensor circuit. By using a combined action of a time constant amplified by the inverting am...
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WO/2022/108463A1 |
Circuits and methods for using in parallel amplification and signal combining are described herein. A circuit uses a digitally controlled multistage cascade combiner, a digital phase and drive signal amplifier controller and a digital co...
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WO/2022/103493A1 |
A progressive envelope tracking (ET) with delay compensation includes an ET integrated circuit (IC) (ETIC) that is a progressive ETIC that switches between different driver amplifiers having different associated offset voltages based on ...
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WO/2022/103484A1 |
An envelope tracking (ET) integrated circuit (ETIC) operable across wide modulation bandwidth is disclosed. The ETIC includes at least two auxiliary voltage outputs coupled to a high-bandwidth power amplifier circuit that has a lower equ...
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WO/2022/103478A1 |
An equalizer circuit in an envelope tracking (ET) integrated circuit (ETIC) is disclosed. The ETIC (26) is configured to generate an ET voltage based on a target voltage (VTGT) for amplifying a radio frequency (RF) signal(s). Since the E...
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WO/2022/103732A1 |
A radio frequency (RF) transistor amplifier includes a package submount, a package frame comprising an electrically insulating member and one or more conductive layers on the package submount and exposing a surface thereof, a transistor ...
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WO/2022/099908A1 |
Disclosed is a high-performance millimeter-wave low-noise composite amplifier, which relates to a communication technology device. The present solution is proposed for solving problems in the existing technology, such as large off-chip i...
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WO/2022/103465A1 |
An envelope tracking (ET) radio frequency (RF) front-end circuit receives a single tracking signal (e.g., Vramp) from a baseband transceiver and generates a plurality of control signals (Vcc). The control signals are created by a multipl...
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WO/2022/103496A1 |
A power management circuit operable with multiple supply voltages is disclosed. In embodiments disclosed herein, the power management circuit includes a supply voltage circuit(s) capable of simultaneously generating multiple supply volta...
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WO/2022/103259A1 |
The present invention is related to a modular amplifier comprising; an amplifier housing, said housing provided with; an amplifier power input connection, at least one amplifier signal input connection for receiving at least one input si...
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WO/2022/095580A1 |
Disclosed are a power supply circuit, a power supply method, an audio power amplifier and an integrated circuit. The power supply circuit applied to an audio power amplifier may comprise: a measurement sub-circuit, which is used for meas...
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WO/2022/095026A1 |
An amplifying circuit (20), which is applicable to scenarios in which gain temperature drift is compensated. The amplifying circuit (20) comprises a first transistor (201), a second transistor (202), and a variable capacitance unit (203)...
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WO/2022/097831A1 |
A device for wireless communication according to the present invention comprises: a transmission-side frequency selection input matching unit which matches an input impedance and filters an input signal according to a selected frequency;...
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WO/2022/097841A1 |
A method and an apparatus for transmission and power allocation in a multi-user downlink system that compensates for distortion of a nonlinear power amplifier are provided. A transmitting apparatus in a multi-user downlink system to whic...
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WO/2022/097180A1 |
A sound reproducing device (1) is described, comprising at least a first resonance element (3) operatively connected to at least one second resonance element (5) by at least one covering element (9), the second resonance element (5) bein...
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WO/2022/091955A1 |
This power amplification circuit is provided with: a splitter which splits an input signal into a first signal and a second signal having a different phase to the first signal; a first amplifier which amplifies the first signal and outpu...
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WO/2022/088524A1 |
Disclosed in the present invention are an over-temperature power automatic adjustment method and apparatus, and a storage medium. The method comprises: obtaining a switching parameter of an over-temperature power automatic adjustment fun...
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WO/2022/093828A1 |
Methods and apparatus for implementing a power amplifier circuit assembly an uneven power splitter which feeds two power amplifiers of different amplifier classes are described. By supplying different amounts of power to different amplif...
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WO/2022/089393A1 |
Disclosed are a radio frequency differential amplification circuit and a radio frequency module. The radio frequency differential amplification circuit is characterized by comprising an input balun, an output balun, a first differential ...
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WO/2022/083497A1 |
An envelope tracking power supply circuit and an electronic device, relating to the technical field of communication devices. The envelope tracking power supply circuit comprises a multi-power-supply-stage circuit (1), a linear amplifica...
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WO/2022/084260A1 |
Apparatus and methods for compensating supply sensitive circuits for supply voltage variation are provided. In certain embodiments, an electronic system includes a power supply that outputs a supply voltage having a nominal voltage level...
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WO/2022/077956A1 |
Provided in embodiments of the present application are a power control apparatus for improving a harmonic wave, and a power amplifier and a device. The power control apparatus comprises a voltage conversion circuit and a power control ci...
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WO/2022/077758A1 |
A gate-source voltage disturbance rejection circuit based on a transconductance gain negative feedback mechanism, used for driving a driven power MOSFET (Q1). The driven power MOSFET (Q1) performs a switching operation by means of a driv...
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WO/2022/080603A1 |
The present invention relates to a 10W power amplifier for a Ka band. The power amplifier comprises: a drive amplifying unit; a mid-stage amplifying unit composed of two transistors; a final-stage amplifying unit composed of four transis...
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WO/2022/081313A1 |
An exemplary tunable circuit includes an inductor coupled to a node and a first capacitor coupled to the node. The tunable circuit also includes a variable capacitor coupled to the node, such that a total capacitance of the tunable circu...
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WO/2022/073615A1 |
A method, apparatus, and a computer-readable storage medium are provided for compensating UE power amplifier distortion at a base station receiver. In an example implementation, the method may include a network node receiving a plurality...
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WO/2022/073509A1 |
A wideband low power active isolator that may operate with a low voltage supply and provide improved linearity and insertion loss is described. The active isolator includes parallel connected common gate amplifier and common drain amplif...
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WO/2022/076362A1 |
This application is directed to methods and devices for an efficient power amplification system. An electronic device (200) includes a first and a second power amplifier (210-1, 210-2) that are coupled to a quadrature combiner (220), a t...
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WO/2022/075315A1 |
An amplifier equipped with: an amplification circuit 10, the properties of which change according to thermal history; and a bias circuit 20 which is equipped with an element for undergoing a thermal history corresponding to the thermal h...
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WO/2022/072758A1 |
A distributed active, power combining amplifier including at least one main amplifier having a first main portion and a second main portion, at least one peaking amplifier having a first peaking portion and a second peaking portion, and ...
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WO/2022/071837A1 |
Method and device(s) (120; 300; 800; 1000) for performing digital predistortion, "DPD", on multiple digital input signals (301-1..301-B; 401-1..401-B; 801-1..801-B) to be transmitted in different frequency bands (750), respectively, of a...
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WO/2022/069122A1 |
A circuit arrangement (10) is provided which comprises an array of stages (11) for photon counting current to voltage conversion. Each stage (11) comprises a tunable operational transconductance amplifier (12) and a feedback network (16)...
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WO/2022/069456A1 |
In one embodiment a shaper circuit comprises a first amplifier (20) comprising an input (21) and an output (22), the input (21) being configured to receive an input signal (Iin), which comprises one or more current pulses, a feedback com...
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WO/2022/067205A1 |
A stacked amplifier circuit (600) includes an input stage (610) having first and second input ports respectively defined by inputs of first and second transistors. A transformer arrangement (630) includes first and second primary winding...
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WO/2022/065017A1 |
A high-frequency module (1A) comprises a module substrate (91) having a main surface (91a), a first circuit component and second circuit component positioned on the main surface (91a), and a metal shield plate (70) positioned on the main...
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WO/2022/067203A1 |
An amplifier circuit (200) including a first amplifier having a first amplifier input and a first amplifier output and a transformer (214) including a first transformer component (214A) having a first primary winding (212A) in series wit...
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WO/2022/065012A1 |
A high-frequency circuit (1) is provided with a power amplifier (11) for communication band A, and a power amplifier (12) for communication band B, wherein: transmission in communication band A, transmission in communication band B, and ...
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WO/2022/067208A1 |
A method of operating an amplifier circuit (300) having a transformer (314) arranged so as to establish a magnetically coupled feedback loop between and output of an amplifier and an input of the amplifier. The method includes providing ...
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WO/2022/067201A1 |
An amplifier circuit (100) includes an amplifier (102) and a transformer having a primary winding (112) in series with an amplifier output (106) and a secondary winding (108) coupled to an amplifier input (104). The primary winding (112)...
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WO/2022/067202A1 |
An amplifier circuit (100') includes an amplifier (1021) having an amplifier input and an amplifier output. A transformer disposed to provide a signal for driving a load includes a primary winding (Lout) in series with the amplifier outp...
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WO/2022/058778A1 |
A Doherty power amplifier and a method therefor are disclosed. According to one aspect, a Doherty power amplifier includes an input having a first signal path and a second signal path. The first signal path receives a first input signal ...
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WO/2022/056610A1 |
The present invention relates generally to the field of electret capsule, and more particularly to a circuit configuration of an impedance converter integrated in an electret capsule such as for use in condenser microphones. The electret...
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WO/2022/058061A1 |
Disclosed is an apparatus comprising means for transmitting a first signal via at least a first switch, a first amplifier, a second switch and a power amplifier, wherein an output of the second switch is connected to a power amplifier pa...
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WO/2022/061215A1 |
Methods and apparatuses for controlling impedance in intermediate nodes of a stacked FET amplifier are presented. According to one aspect, a series-connected resistive and capacitive network coupled to a gate of a cascode FET transistor ...
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WO/2022/058011A1 |
An amplifier circuit (100A) includes a first cascode circuit (102A) and a second cascode circuit (102B). The first cascode circuit (102A) includes a first input transistor (104) and a first output transistor (106). The second cascode cir...
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WO/2022/058643A1 |
A network element of a cable television (CATV) network, comprising an input for upstream signal transmission; one or more diplex filters (210, 212, 214) connectable to said input, the diplex filters (210, 212, 214) comprising bandpass fi...
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WO/2022/056150A1 |
Circuit and methods using a single low-noise amplifier (LNA) to provide amplification for a wide band of RF frequencies while maintaining high gain and a low noise factor. Embodiments include an amplifier circuit including an input signa...
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WO/2022/054936A1 |
A power amplification circuit that comprises: a distributor that divides input signals into a first signal and a second signal; a first carrier amplifier that amplifies the first signal and outputs same as a first amplified signal; a fir...
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WO/2022/054771A1 |
A current control circuit (20) for controlling a bias current (Ibpa) supplied to an amplification transistor (11) which amplifies a high frequency signal is provided with: a node (N1); a constant current source circuit (30) which supplie...
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WO/2022/054192A1 |
The purpose of the present invention is to minimize the rise settling time and the fall settling time in an amplifier circuit. An amplifier circuit is provided with: a first transistor of a first conductivity type, the first transistor h...
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