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Matches 501 - 550 out of 40,111

Document Document Title
WO/2022/270537A1
Provided is a power amplifier of which gain can be adjusted according to a power mode. This power amplification circuit 10 comprises: a distributor 104 which distributes an input signal RFin into a signal RF1 and a signal RF2, and output...  
WO/2022/268590A1
Systems, methods, apparatuses, and computer program products for network- assisted signaling for uplink digital pre-distortion (DPD). A gNB may use an uplink reference signal (RS) to measure a user equipment's (UE's) power amplifier (PA)...  
WO/2022/269513A1
A transmitter device 102, 202, 802, 1002, 1102 comprises a single-ended to differential converter 208, 808, 1008 configured to convert a single-ended analogue audio input signal 210, 810, 1010 into a differential pair of analogue audio i...  
WO/2022/262991A1
Systems and methods for multiband linearization using kernel regression are provided. In some embodiments, a method includes, for each band of the multiband transmitter: transforming a group of input signals from one or more bands into a...  
WO/2022/266009A1
An application specific integrated circuit (ASIC) can drive semiconductor devices, such as, radio frequency amplifiers, switches, etc. The ASIC can include a supply and reference voltage generation circuit, a digital core, a clock genera...  
WO/2022/264716A1
Provided is a high voltage amplifier that allows shoot-through currents to be held stably without individual adjustment. A high voltage amplifier comprising: an input circuit for amplifying an input signal; a positive-side level shift ...  
WO/2022/265963A1
A two-stage differential amplifier (300) includes a first amplifier stage (304P, 306P) receiving a differential input voltage (VINP, VINM) and presenting first and second intermediate outputs (V1P, VIM). The amplifier further includes a ...  
WO/2022/263047A1
A system comprising a transimpedance amplifier (TIA) circuit, the TIA circuit comprising a primary transimpedance circuit stage for connection to an optical sensor. The primary transimpedance circuit stage comprises: a first and second c...  
WO/2022/265844A1
Methods and devices for reducing DC current consumption of a multi-stage LNA amplifier. According to one aspect, first and second amplification stages are stacked to provide a common conduction path of a DC current. The first stage inclu...  
WO/2022/258491A1
A self-oscillating amplifier system comprising at least two integrator stages connected to receive an input signal and provide a reference signal, acomparator configured to provide a modulation signal based on the reference 5signal and a...  
WO/2022/257246A1
A logic operation circuit, a differential amplification circuit, and an electronic device. The logic operation circuit (200) comprises at least one differential logic operation circuit (100). The differential logic operation circuit (100...  
WO/2022/260889A1
A modulated RF carrier produced at the output of the polar transmitter's switch-mode power amplifier (SMPA) is conveyed to an output filter network comprising a harmonic low-pass filter (LPF) connected in parallel with an absorptive high...  
WO/2022/259114A1
An integrator having an offset evaluation circuit and a collected charge reduction circuitry and method for using the integrator. The integrator includes an amplifier, operable to amplify an input signal, an integration capacitor for col...  
WO/2022/259892A1
An amplification circuit (10) comprises: amplifiers (11-13); transformers (21, 22); and a transmission line (31). One end (211a) of an input side coil (211) is connected to an output terminal (11b) of the amplifier (11). The other end (2...  
WO/2022/256416A1
A distribution amplifier for a communication device such as a gateway is provided. The distribution amplifier can receive an input signal and provide multiple output signals. The distribution amplifier can have a transmission line that r...  
WO/2022/255538A1
The present invention relates to a multi-band Doherty amplifier using a Schiffman phase shifter and, more particularly, to a multi-band Doherty amplifier using a Schiffman phase shifter, wherein the Schiffman phase shifter is applied to ...  
WO/2022/255389A1
A high frequency module (1) comprises a module substrate (60), a carrier amplifier (11) and a peak amplifier (12), a transformer (20), and a phase adjusting circuit (35). The carrier amplifier (11) and the peak amplifier (12) are include...  
WO/2022/252025A1
A configurable active electrode having offset voltage suppression. The configurable active electrode comprises an external signal input end, a common mode voltage input end, a circuit output end, a direct-current offset voltage suppressi...  
WO/2022/254875A1
This high-frequency circuit (1) comprises carrier amplifiers (11, 12), peak amplifiers (13, 14), transformers (21 and 22), a signal output terminal (200) to which a first end of an output-side coil (212) is connected, an LC series circui...  
WO/2022/254174A1
Circuitry comprising: a capacitor; first circuitry; and second circuitry, wherein the circuitry is operable to couple the capacitor to the first circuitry when the first circuitry is active, and to couple the capacitor to the second circ...  
WO/2022/252875A1
A power amplifier, a signal processing method, a transmitter, and a base station device. The power amplifier comprises: a main path power amplification module (130, 230), configured to perform power amplification on a main path input sig...  
WO/2022/253161A1
Disclosed in the present application are a push-pull power amplification system and a radio frequency front-end module, the push-pull power amplification system comprising a push-pull power amplification circuit, a post-stage synthesis b...  
WO/2022/254995A1
An amplification circuit configured to generate an error voltage corresponding to a difference between a subject voltage and a reference voltage, the amplification circuit comprising: a first differential input pair including a first tra...  
WO/2022/256180A1
An amplifier system configured to receive a differential pulse-width modulation input signal and generate and generate a single-ended output signal as a function of the differential pulse-width modulation input signal, may include a plur...  
WO/2022/255388A1
A high frequency circuit (1) is provided with a carrier amplifier (11), a peak amplifier (12), a transformer (20), and an impedance conversion circuit (30). One end of an input-side coil (201) is connected to an output terminal of the ca...  
WO/2022/250952A1
A circuit may include a two-stage feedforward compensated operational transconductance integrated amplifier, and the amplifier may include input and output terminals, a signal path between the input and output terminals, the signal path ...  
WO/2022/249955A1
Provided is a transmission circuit that appropriately controls output power according to the impedance variation of a load. A transmission circuit 10 comprises: a transistor 1031 that is supplied with a bias current IB1, and that amplifi...  
WO/2022/250248A1
A PFM/PWM dual mode buck converter device according to an embodiment comprises: a DC-DC buck converter unit for performing a VPWM operation mode or an adaptive on-time PFM operation mode according to on-time control with respect to a hig...  
WO/2022/249556A1
An amplifier circuit of the present disclosure comprises: an input terminal; an output terminal; one or more transistors disposed on the path connecting the input terminal and the output terminal; an amplitude detection circuit that can ...  
WO/2022/247302A1
Disclosed in the present application are a control device and method for a power amplifier, and a magnetic suspension system. The power amplifier comprises an upper diode and a lower diode. The upper diode comprises more than one switchi...  
WO/2022/251782A1
A packaged semiconductor die may include a package terminal array comprising a plurality of terminals, wherein a spacing between the plurality of terminals of the ball grid array is less than 0.5 mm. First and second high-voltage circuit...  
WO/2022/249380A1
This Doherty amplifier (100) is configured so as to comprise a carrier amplifier (4) that amplifies a first high-frequency signal having respectively a first higher harmonic wave and a second higher harmonic wave, a peak amplifier (7) th...  
WO/2022/245518A1
An aspect includes an apparatus including a first amplifier; a first field effect transistor (FET) including a first source coupled to an output of the first amplifier, and a first drain for coupling to a first load; and a first gate dri...  
WO/2022/241627A1
A feed forward amplification circuit, an audio amplifier, and an audio playing apparatus, which relate to the field of feed forward amplification circuits. The amplification circuit comprises: a main amplifier circuit, an adder circuit, ...  
WO/2022/241347A1
An apparatus is disclosed for gain stabilization. In an example aspect, the apparatus includes an amplifier and a gain-stabilization circuit. The amplifier has a gain that is based on a bias voltage and an amplification control signal. T...  
WO/2022/240043A1
According to various embodiments, an electronic apparatus comprises: a communication processor; a radio frequency integrated circuit (RFIC) which receives an input of a signal output from the communication processor and modulates the sig...  
WO/2022/237567A1
The embodiments of the present application relate to the technical field of electronics, and disclosed are a power amplifier and a communication base station. In some embodiments of the present application, the power amplifier comprises ...  
WO/2022/234122A1
A signal processing device (200) comprises a transconductance amplifier circuit portion (202) to produce an output current (lout) dependent on an input voltage (Vin), and a transimpedance amplifier circuit portion (204) to produce an out...  
WO/2022/235535A1
A semiconductor device package includes a plurality of input leads and an output lead, a plurality of transistor amplifier dies having inputs respectively coupled to the plurality of input leads, and a combination circuit configured to c...  
WO/2022/234038A1
A circuit portion (1) for generating an output reference voltage (VZERO, VUPPER, VLOWER) comprises a self-cascode circuit portion, a follower circuit portion, and a reference resistor (R1). The self-cascode circuit portion generates a fi...  
WO/2022/235704A1
A system for adjusting various parameters of an active electronic component based on sensed characteristics of the active electronic component and/or characteristics of the input or output power.  
WO/2022/234244A1
The present disclosure relates to circuitry for driving a load. The circuitry comprises: primary driver circuitry coupled to a primary signal path and operable to drive the load with a playback signal in a first mode of operation of the ...  
WO/2022/227023A1
The present application relates to the field of communications. Disclosed are a power supply circuit for a power amplifier (PA) and a communication device, for use in improving the conversion efficiency of a power supply circuit of a PA....  
WO/2022/229046A1
Disclosed is a method comprising selecting (401), by a base station, a power amplifier distortion model from a set of power amplifier distortion models, wherein the power amplifier distortion model comprises a pre-trained machine learnin...  
WO/2022/229682A1
A method and a transmitter providing magnitude and phase adjustment for high output power radio frequency (RF) power amplifier (PA) combining are provided. According to one aspect, a method includes making adjustments to the magnitude an...  
WO/2022/227168A1
A driving circuit and a corresponding data driving method, and a display panel. The driving circuit (100) comprises an electrical module (10) and an electrical sub-module (20). When an input voltage and an output voltage of the electrica...  
WO/2022/231208A1
According to various embodiments, an electronic device comprises: at least one communication processor that outputs one or more baseband signals associated with one or more physical channels, respectively; an RFIC that outputs one or mor...  
WO/2022/226935A1
The present disclosure relates to a circuit, comprising an amplifier. The amplifier comprises an amplifier transistor and a clipper. The power amplifier transistor comprises a control terminal, a first terminal and a second terminal. The...  
WO/2022/232474A1
Equalizing an input signal according to a receiver equalizer peaking circuit having a capacitor FET (CFET) providing a capacitive value and a resistor FET (RFET) providing a resistive value, generating a capacitor control voltage at a ga...  
WO/2022/231891A1
Methods and systems for a multi gain LNA architecture achieving minimum phase discontinuity between all the different active and passive gain modes that uses different LNA configurations and settings for single and multi-stage LNAs by a ...  

Matches 501 - 550 out of 40,111