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Matches 1 - 50 out of 50,808

Document Document Title
WO/2018/225143A1
There are provided: an amplifier (3) for amplifying a signal including a first signal and a second signal having a frequency different from that of the first signal; an input-side bias circuit (6) of which one end is connected to a signa...  
WO/2018/223622A1
Provided are a control circuit (45), a bias circuit, and a control method, wherein the control circuit is applied to the bias circuit. The bias circuit comprises a first transistor (41) and a second transistor (42). A gate of the first t...  
WO/2018/226338A1
A circuit for spatial equalization, comprising: circuit elements each comprising four variable transconductors, in each of the circuit elements: an input of a first variable transconductor (VT) is connected to an input I and an output of...  
WO/2018/226360A1
A receiver amplifier and also a receiver equalizer is provided for a three-level signaling system. The receiver amplifier includes a single current source that drives a current into node shared by three transistors arranged in parallel. ...  
WO/2018/220346A1
An audio driving circuit (200) has an amplifier module (102) in a forward signal path between an input (103) for receiving an input audio signal (SIN) and an output for outputting an audio driving signal (VOUT). A pre-distortion module (...  
WO/2018/223113A1
The exemplified disclosure presents a highly power efficient amplifier (e.g., front-end inverter and/or amplifier) that achieves significant current reuse (e.g., 6-time for a 3-stack embodiments) by stacking inverters and splitting the c...  
WO/2018/220347A1
An audio driving circuit (301) has a forward signal path between an input (103) for receiving an input audio signal (SIN) and an output (104) for outputting an output signal (SOUT) with an amplifier module (102). An error block (302) is ...  
WO/2018/219537A1
The invention relates to a method for operating a class-D amplifier (2) for an audio signal (4), which class-D amplifier contains an output stage (10) and a signal-processing unit (12) in a signal path (6), wherein a voltage (U) of at le...  
WO/2018/218851A1
A rack-mount wideband solid state power amplifier. Active power amplifier modules (1) are distributed on the upper and lower surfaces of a radiator (3); a multi-channel spatial power combiner (2) is interpenetrated in the middle of the r...  
WO/2018/219820A1
An amplifier arrangement comprises a sensor input (SI) for connecting a sensor, a first amplifier (OP1) and a second amplifier (OP2). The first amplifier (OP1) has a first amplifier output and a first and a second input, of which the fir...  
WO/2018/220353A1
This application relates to audio circuits, such as audio driving circuits, with improved audio performance. An audio arrangement (200) has an audio circuit (201) with a forward signal path between an input (102) for an input digital aud...  
WO/2018/220668A1
The present invention is provided with a distortion compensation circuit (5) that amplifies the amplitude of a differential frequency component which is a component of a frequency difference fd between a first frequency f1 and a second f...  
WO/2018/219466A1
Systems and methods are disclosed herein that provide low-complexity Digital Predistortion (DPD) for a transceiver system that uses an Advanced Antenna System (AAS) to provide analog or hybrid beamforming.  
WO/2018/222621A1
A differential input receiver comprises an input circuit (402) having first (410) and second (418) input nodes configured to receive a differential input signal; a first output circuit (419) having a first capacitor (420) coupled between...  
WO/2018/215030A1
The invention relates to a circuit containing a transimpedance amplifier for converting two input currents into two output voltages, having a first amplifier part containing a first input, to which a first input voltage is applied, and i...  
WO/2018/215741A1
A DC-DC converter and corresponding method for transitioning between a discontinuous conduction mode, DCM, and a continuous conduction mode, CCM, wherein the DC-DC converter is configured to power a signal processing system within an int...  
WO/2018/215263A1
The invention relates to a high frequency amplifier arrangement (1) comprising: a) an amplifier part (2), which has an output (100) having two output connections (101,102), b) a balun transformer (7), which has an input (105) having two ...  
WO/2018/215532A1
A modulator drive circuit, including: a first transistor having: a first output terminal connected to a first reference voltage, a second output terminal connected to a first output terminal of the modulator drive circuit, and a control ...  
WO/2018/216328A1
The present invention reduces the circuit area of an amplifier provided in a photon-counting radiation detector compared to the prior art. In the present invention, a pulse-amplification-and-measurement circuit (1) is provided with an in...  
WO/2018/212900A1
Various aspects of this disclosure describe reducing distortion of a power amplifier (202) by coupling a common mode signal (Vcm), such as determined from a voltage supply signal (Vboost) of the power amplifier (202) or output of the pow...  
WO/2018/211697A1
This sound processing device is provided with: a signal processing unit which generates a first signal in which components in an acoustic signal that fall below a first frequency are reduced and a second signal in which components in the...  
WO/2018/211085A1
Aclass-D amplifier with an amplifier input and an amplifier output, comprising: an input stage (308) with a self-oscillating pulse-width modulator (304) configured to receive an analog input signal via the amplifier input and to output a...  
WO/2018/211698A1
This sound processing device is provided with: a low-frequency reduction unit which transitions between a first state for outputting a signal in which components in an acoustic signal that fall below a first frequency are reduced and a s...  
WO/2018/213016A1
An impedance converter circuit achieves negative capacitance and/or negative inductance for radio frequency (RF) front end impedance matching for low noise amplifier (LNA) designs. The impedance converter circuit includes a first transis...  
WO/2018/211643A1
This amplifier is provided with: a plurality of transistor cells; a gate pad; a transistor chip that has a drain pad; an alignment substrate on the surface of which a metal pattern is formed; a terminal the width of which is larger than ...  
WO/2018/213799A1
A circuit can include a first current source, a second current source, and a differential inverter amplifier electrically coupled between the first current source and the second current source. The differential inverter amplifier can inc...  
WO/2018/212857A1
An amplifier circuit includes an amplifier and a voltage boost circuit configured to provide a variable supply voltage to the amplifier, the variable supply voltage continuously proportional to an audio input signal, the variable supply ...  
WO/2018/206438A1
An analog-to-digital converter (10) comprises a first and a second sampling capacitor (24, 25), a first integrator (26), a first and a second input switch (31, 32) coupling a first input terminal (11) and a common mode terminal (39) to a...  
WO/2018/208885A1
A resonant cavity combined solid-state amplifier system including a resonant cavity having at least one output port coupled to a high-power transmission line. A plurality of high-power transistors are each configured to generate a variab...  
WO/2018/204172A1
A current feed-back instrumentation amplifier (CFIA) comprises a differential pair (M1a, M1b) with degeneration for amplifying small differential voltages in the presence of large common-mode voltages. The CFIA includes input and feedbac...  
WO/2018/204169A1
A current feed-back instrumentation amplifier (CFIA) comprises a differential pair (M1a, M1b) with degeneration for amplifying small differential voltages in the presence of large common-mode voltages. The CFIA includes input and feedbac...  
WO/2018/204512A1
Input impedance biasing may be improved with an ultra-high-input-impedance biasing circuit having low temperature variation. The impedance biasing circuit may include a first transistor coupled to a first power supply and a second transi...  
WO/2018/203968A1
A configurable radio frequency system. The system includes: a plurality of radio frequency cells connected in a cascade. Each of the radio frequency cells includes an input switch connected to an input of the radio frequency system, an o...  
WO/2018/200934A1
In accordance with embodiments of the present disclosure, a method for power supply rejection for an amplifier may include generating a correction signal by multiplying a quantity indicative of a power supply voltage of the amplifier by ...  
WO/2018/197918A1
Apparatus and methods for an improved-efficiency Doherty amplifier are described. The Doherty amplifier may include a two-stage peaking amplifier that transitions from an "off" state to an "on" state later and more rapidly than a single-...  
WO/2018/197917A1
Apparatus and methods for an inverted Doherty amplifier operating at gigahertz frequencies are described. RF fractional bandwidth and signal bandwidth may be increased over a conventional Doherty amplifier configuration when impedance- m...  
WO/2018/198249A1
An amplitude-limiting amplifier (4) is provided with: a matching circuit (41) for achieving impedance matching with a transmission line (5) in which a signal is transmitted; a first amplification circuit (42) disposed following the match...  
WO/2018/197016A1
An amplifier comprising an amplifying device (110) and a bias circuit (120) for providing a bias voltage for the amplifying device (110). The bias circuit (120) is configured to provide the bias voltage in dependence of an output signal ...  
WO/2018/200523A1
An apparatus may include a delta-sigma modulator for quantization noise shaping of a digital signal, a digital-to-analog converter configured to generate an analog signal from the digital signal, and an amplifier configured to amplify th...  
WO/2018/197694A1
The invention relates to a signal amplifier circuit for amplifying a signal, particularly an audio amplifier circuit, comprising: at least one first amplifier transistor (Q1) and at least one second amplifier transistor (Q2), wherein sai...  
WO/2018/197096A1
The invention relates to a device (100) for controlling a self-conducting n-channel output stage field effect transistor (V1), comprising a control signal input (110), a control signal output (120) for connection to a gate electrode (V1G...  
WO/2018/197919A1
Apparatus and methods for an inverted Doherty amplifier operating at gigahertz frequencies are described. RF fractional bandwidth and signal bandwidth may be increased over a conventional Doherty amplifier configuration when impedance-ma...  
WO/2018/200513A1
An apparatus for generating an output signal, may comprise a signal path having an analog signal path portion having an analog magnitude droop, a digital signal path portion having a digital magnitude droop, a digital-to-analog converter...  
WO/2018/191967A1
Embodiments of the present disclosure relate to a radio frequency (RF) power amplifier (PA) and a corresponding method, device and computer readable storage medium. In example embodiments, an envelope control circuit is arranged in a mod...  
WO/2018/193804A1
An amplified high-frequency signal from a pre-amp (10) is divided by a semi-coaxial high-frequency cavity power divider (30). A plurality of high-frequency signals obtained by means of the dividing are inputted into a post-amp (40), each...  
WO/2018/194970A1
A method for offset calibration may include decoupling a modulator input of a first path from a first stage output, coupling a second path output to the modulator input, applying a common-mode voltage to a second path input, receiving a ...  
WO/2018/194231A1
The present invention relates to a differential mode converting device and a measuring device using the same, and can comprise: a target resistor for measuring a resistance value; an input mode converting unit, which receives, in a singl...  
WO/2018/193746A1
A radar system (1) is provided with: a transmitting unit (8) which transmits to a target T a radar wave corresponding to a gradually increasing/gradually decreasing chirp frequency; and a frequency converting unit (18) which subjects a r...  
WO/2018/188719A1
An integrated transformer arrangement for combining output signals of multiple differential power amplifiers to a single-ended load. The integrated transformer arrangement comprises a first transformer branch comprising an inductor loop....  
WO/2018/191119A2
An amplifier may include a final output stage switchable among a plurality of modes comprising a mode which is enabled by coupling an output driver to an output of the final output stage and a preconditioning circuit coupled to the outpu...  

Matches 1 - 50 out of 50,808