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WO/2024/096169A1 |
Disclosed are a power amplification device which can provide high amplification efficiency even at low input power. The power amplification device disclosed herein comprises: a plurality of power amplifiers that are connected in parallel...
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WO/2024/095758A1 |
An amplification system (1) comprises: a DC-DC converter (11) with which SPT is possible and which is configured to output a power supply voltage Vcc1; a DC-DC converter (12) that is configured to output a power supply voltage Vcc2; powe...
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WO/2024/093987A1 |
Disclosed in the present application is a radio-frequency power amplifier. A first power amplification circuit is connected to a first winding, and a second power amplification circuit is connected to a second winding; a first end of a t...
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WO/2024/097130A1 |
An example apparatus includes: a differential amplifier (220) including: an inverting input (-) coupled to a first input (208) via a first resistor (216); a non-inverting input (+) coupled to a second input (204) via a second resistor (2...
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WO/2024/092499A1 |
Provided in the embodiments of the present application are an output network of a Doherty amplifier, the output network comprising: a combined node; a primary output network, which is connected between an output end of a primary amplifie...
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WO/2024/092492A1 |
Embodiments of the present application provide an output network for a Doherty amplifier. The output network comprises a combined node, a primary output network, an auxiliary output network, and a combined matching network. The primary o...
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WO/2024/087023A1 |
The embodiments of the present application apply to the technical field of wireless communication transmission. Provided are a signal adjustment circuit, a signal adjustment method, a signal processing circuit, and a transmitting device....
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WO/2024/087850A1 |
A differential power amplifier circuit (100) and a radio frequency chip. The differential power amplifier circuit comprises: a signal input end (1), an input matching circuit (2), a drive-stage power unit (3), a power differential unit (...
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WO/2024/087846A1 |
A differential power amplification circuit (100) and a radio frequency chip. The differential power amplification circuit (100) comprises: a signal input end (1), an input matching circuit (2), a driving-stage power unit (3), a power dif...
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WO/2024/087849A1 |
The present utility model provides a radio frequency receiving module and a radio frequency chip. The radio frequency receiving module comprises a signal receiving end, a multi-channel radio frequency switch, a filter, a low-noise amplif...
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WO/2024/091379A1 |
Digital pre-distorter (DPD) coefficients can be used to compensate for non-linearity of a power amplifier (PA). A system can receive a defined waveform from transmit hardware. The system can transmit an output waveform with a defined mod...
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WO/2024/082559A1 |
Disclosed in the present application are a duty-cycle signal processing circuit and method, and an audio signal processing device. The duty-cycle signal processing circuit comprises: an amplitude measurement device and an operation unit,...
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WO/2024/082745A1 |
The present invention relates to the technical field of photoelectric detection, and in particular to a CTIA readout circuit adapted to a two-dimensional photoconductive detector. According to the present invention, the photoconductive d...
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WO/2024/082822A1 |
The present invention belongs to the technical field of wireless communication, and particularly relates to a method for determining the electric length of an auxiliary power amplifier compensation line in a Doherty architecture. The met...
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WO/2024/086478A1 |
Amplifiers with temperature-adaptive gain and peaking gain control are described. In one example, a temperature-adaptive amplifier includes an amplifier, a temperature sense circuit, and a peaking control level shifter to bias shift the ...
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WO/2024/086060A1 |
A symmetrical common gate direct current bias network for stacked field effect transmitter distributed high-power amplifier (400), related apparatus, and related method are provided. An apparatus includes a plurality of amplifier stages ...
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WO/2024/082820A1 |
The present invention provides a low-noise amplifier and a radio-frequency chip. The low-noise amplifier comprises an input matching network circuit, a first capacitor, a first transistor, a second transistor, an output matching network ...
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WO/2024/082862A1 |
An audio amplification circuit (1), a board card, and an electronic device. The circuit (1) comprises: a boost module (11) and an audio amplifier (12), wherein the audio amplifier (12) comprises a preceding-stage module (121) and a post-...
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WO/2024/082823A1 |
The present invention belongs to the technical field of wireless communications, and particularly relates to a method for determining the electrical length of a compensation line for a main power amplifier in a Doherty architecture. The ...
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WO/2024/083108A1 |
The present application provides an electronic device and a manufacturing method therefor. The electronic device comprises a substrate, a first nitride semiconductor layer, a second nitride semiconductor layer, a first conductive structu...
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WO/2024/085154A1 |
This detection circuit includes: a comparison unit to which a signal outputted from an output terminal of a predetermined amplifier, and a reference voltage are inputted, and which outputs, from an output terminal, a first output signal ...
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WO/2024/080122A1 |
An amplification circuit (1) comprises: a power source voltage terminal (130) that receives a power source voltage V1; a power source voltage terminal (140) that receives a power source voltage V2 having a different voltage level than th...
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WO/2024/078155A1 |
A radio frequency low noise amplifier circuit (100) and a radio frequency chip. The circuit comprises: successively connected, a signal input end (1), an input matching circuit (2), an amplification circuit (3), an output matching circui...
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WO/2024/080724A1 |
An electronic device according to one embodiment may comprise: an amplifier circuit for amplifying a signal of a specific frequency band; an over voltage protection (OVP) circuit for reducing voltage applied to the amplifier, if the volt...
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WO/2024/080490A1 |
A Doherty power amplifier of a wireless communication system is provided. The Doherty power amplifier may comprise: a first stage including a first power amplifier and a second power amplifier; a second stage including a third power ampl...
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WO/2024/070736A1 |
An amplification circuit (1), which receives a plurality of discrete power supply voltages, comprises: a carrier amplifier (12); a peak amplifier (22); a synthesizing circuit (40) that synthesizes a high frequency signal output from the ...
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WO/2024/070030A1 |
A voltage generation circuit comprising: a voltage input terminal; a voltage output terminal; a first resistive element connected by a first terminal to the voltage input terminal; a second resistive element connected by a third terminal...
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WO/2024/067147A1 |
Provided in the embodiments of the present disclosure is a power amplifier, comprising: a coupler and a harmonic generation network, the coupler being connected to the harmonic generation network, wherein the coupler is configured to cou...
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WO/2024/067226A1 |
A balanced radio frequency power amplifier, a front-end module, and a corresponding electronic device. The balanced radio frequency power amplifier comprises a driving-stage power unit (101, 201), an inter-stage power divider (102, 202),...
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WO/2024/065725A1 |
Embodiments described herein relate to methods and apparatuses for performing digital predistortion, DPD, to provide a transmit signal, x(n) wherein the transmit signal, x(n), is for deriving one or more amplifier signals, xm(n), for dri...
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WO/2024/070748A1 |
This tracker circuit (1A) comprises: a switched capacitor circuit (20) that is configured to generate a plurality of discrete voltages on the basis of a first input voltage; an output switch circuit (31) that is configured to selectively...
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WO/2024/069368A1 |
A system includes an inverter including: a first galvanic isolator separating a low voltage area from a high voltage area, the first galvanic isolator having a first galvanic isolator output path; a second galvanic isolator having a seco...
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WO/2024/068001A1 |
Embodiment of the invention relate to power splitter (100) comprising a first separation block (110) comprising an input (102) and a first output (104), the first separation block (110) being configured to receive an input signal (V in )...
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WO/2024/066098A1 |
Embodiments described herein relate to methods and apparatuses for performing digital predistortion, DPD, to provide a transmit signal, z(n) wherein the transmit signal, z(n), is for deriving one or more amplifier signals, zm(n), for dri...
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WO/2024/071797A1 |
Provided are: an electronic device having an operation for enabling efficiency of current consumption by a power amplifier (PA); and a control method therefor. The electronic device, according to one embodiment, may comprise a first PA m...
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WO/2024/070747A1 |
This tracker module (7) comprises: a substrate (390) on which a switch included in a pre-regulator circuit (310) configured to convert input voltage to regulated voltage is disposed and a separate module substrate (90); a switched capaci...
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WO/2024/066713A1 |
Disclosed in embodiments of the present invention is a multi-band gain-adjustable low noise amplifier, comprising a signal input end, an input matching network, a plurality of common-source amplification units, a negative gain attenuatio...
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WO/2024/070746A1 |
A tracker circuit (1A), which is connected to a pre-regulator circuit (11) configured to convert an input voltage to an adjusted voltage, comprises: a switched capacitor circuit (20) configured to generate a plurality of discrete voltage...
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WO/2024/062775A1 |
An amplification circuit (40) comprises: power amplifiers (21 and 22); trackers (11 and 12) that can output variable power supply voltages; a switch (31) that is connected between the output terminal of the tracker (11) and the output te...
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WO/2024/064551A1 |
A near-field communication (NFC) antenna system comprising an antenna, a plurality of chips, and an antenna matching network connected on one side to the plurality of chips and on another side to the antenna. Wherein only one of the plur...
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WO/2024/064604A1 |
Examples include audio playback devices having power supply circuitry that is configured to condition power received over, for example, an Ethernet or USB connection, to provide steady power to an output device such as a speaker, and met...
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WO/2024/063006A1 |
A tracker circuit (1A) comprises: an output switch circuit (30) that is configured to selectively output at least one of a plurality of discrete voltages to a power amplifier (2A); a voltage supply path (P41) that connects the output swi...
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WO/2024/063509A1 |
According to one embodiment, provided is an RF circuit comprising: a power amplifier; a switching circuit for electrically connecting the power amplifier to a first switch if the output voltage of the power amplifier does not exceed the ...
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WO/2024/063948A1 |
Current-accelerated voltage transition in a wireless communication circuit is disclosed. The wireless communication circuit includes a power management integrated circuit (PMIC) configured to generate a voltage, such as an average power ...
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WO/2024/064593A1 |
Aspects described herein include devices and methods for an envelope tracking power supply. In some aspects, the envelope tracking power supply includes an envelope signal input port, an output power port, an input interface circuit coup...
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WO/2024/064592A1 |
Aspects described herein include devices and methods for generating a supply voltage for a power amplifier. One aspect is an apparatus including a first amplifier and a second amplifier having a control input, where the control input of ...
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WO/2024/064512A1 |
Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a first wireless communication device (WCD) may receive an indication of an error parameter associated with communications that use di...
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WO/2024/060832A1 |
A radio frequency power amplifier (100), a radio frequency chip, and a wireless communication apparatus. The radio frequency power amplifier (100) comprises a first power amplifier (1), a second power amplifier (2), a third power amplifi...
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WO/2024/063007A1 |
A tracker circuit (1A) comprises an output switch circuit (30) that is configured to selectively output at least one of a plurality of discrete voltages to power amplifiers (2A and 2B). The power amplifier (2A) is configured to amplify a...
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WO/2024/055632A1 |
Disclosed in the present invention is a load-modulated balanced amplifier based on a variable cross-coupled pair, comprising an adaptive bias circuit, a first balanced end amplifier module, a second balanced end amplifier module, a contr...
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