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Matches 1 - 50 out of 52,421

Document Document Title
WO/2021/005633A1
An outphasing amplifier (2) is configured such that in a case where the total power of the power of a first signal to be amplified by a first transistor (13) and the power of a second signal to be amplified by a second transistor (14) is...  
WO/2021/006782A1
There is provided a power amplifier arrangement for amplifying an input power signal to an output power signal. The power amplifier arrangement comprises a main amplifier having an input and an output. The power amplifier arrangement com...  
WO/2021/005679A1
Provided is a distributed amplifier equipped with: a transmission line (CPW10) having an input end to which an input signal (Vin) is inputted; a transmission line (CPW20) which outputs an output signal (Vout) from an output end: an input...  
WO/2021/006816A1
A computer sound card includes a power supply noise isolation circuit for reducing ground plane noise generated during application of heavy electrical loads to the power supply, such as loads presented by computer GPUs. The power supply ...  
WO/2021/005555A1
The circuit (C) for downlink/uplink operational mode switching in a TDD wireless communication system comprises a field-effect transistor (RF FET) operatively connected to a power amplifier (PA) on the downlink path (DL) of a RF front-en...  
WO/2021/003004A1
A power amplifier (10) having: a plurality of N amplifier modules, where N is an integer greater than one; an M:N power splitter having M inputs, where M is an integer less than N, and N outputs, each one of the N outputs being coupled t...  
WO/2020/261039A1
Provided is a semiconductor device withi minimized increase in circuit area and less power consumption. The semiconductor device has a high-frequency amplification circuit, an envelope detection circuit, and power supply circuit. The pow...  
WO/2020/259800A1
The present disclosure relates to a gain stage for an amplifier and to the amplifier. The amplifier may be a broad-band amplifier, trans-impedance amplifier and/or driver amplifier. The gain stage includes a differential input transcondu...  
WO/2020/258396A1
Disclosed is a trimming circuit of a differential amplifier (10), wherein an output end of the differential amplifier (10) is coupled to a first input end of the differential amplifier (10) by means of a first voltage-dividing resistor (...  
WO/2020/259804A1
The present disclosure relates to an amplifier for converting a differential input signal to a single ended output signal. In particular, the present disclosure relates to an amplifier with a reduced intrinsic time constant of said conve...  
WO/2020/260012A1
An apparatus includes a differential current-to-voltage conversion circuit that includes an input sampling stage circuit, a differential integration and DC signal cancellation stage circuit, and an amplification and accumulator stage cir...  
WO/2020/259803A1
The present disclosure relates to the field of amplifier circuits (driver amplifiers) for electro-optical modulators, in particular for amplifying an electrical signal for driving electro-optical modulators, an amplifier circuit (101) is...  
WO/2020/260753A1
In accordance with an example embodiment, a preamplifier circuit is provided, the preamplifier circuit comprising an amplifier arranged in a first current path between an input node and an output node of the preamplifier circuit; a feedb...  
WO/2020/263134A1
A power amplifier comprises a number n of power cells Ai, a number n of output transmission lines TL1i for combining output powers from the power cells, and a number n of impedance transformation network ITNi, where i=1,…n. The number ...  
WO/2020/256554A1
The present application relates to an amplifier. It further relates to an amplifier comprising the same. The present application particularly relates to radio-frequency, 'RF', amplifiers. For example, the operational frequency of the amp...  
WO/2020/257392A1
A dual integrator system (200) comprises two integrators (220A-B), an output stage (270), and a switching network (240 A-D). The first and second integrators receive a differential Hall sensor signal (205, 210) and a reference voltage (2...  
WO/2020/251877A1
A circuit includes a first transconductance stage (504) having an output. The circuit further includes an output transconductance stage (408), and a first source-degenerated transistor (M3A, RDA) having a first control input and first an...  
WO/2020/252234A1
A power amplifier comprising a GaN-based high electron mobility transistor (HEMT) device, wherein a power added efficiency (PAE) of the power amplifier is greater than 32% at P1DB during operation of the power amplifier between 26.5 GHz ...  
WO/2020/251652A1
Embodiments are described for modules, multi-stage systems, and related methods for radio frequency (RF) power amplifiers with reduced size and weight requirements. Fluid cooling is incorporated directly into the power amplifier (PA) mod...  
WO/2020/172688A3
The disclosure relates to technology for signal strength detection. An apparatus for detecting signal strength is disclosed. The apparatus comprises a differential sensor stage having an input and an output, a differential reference stag...  
WO/2020/250846A1
This optical reception device receives a burst optical signal, and is provided with: a light receiving element which receives the optical signal; an amplifier which receives and amplifies a current based on an input current from the ligh...  
WO/2020/244878A1
An amplifier, e.g., a low-noise amplifier, includes a field-effect transistor having a one-dimensional channel. This channel includes a semiconductor material for conducting electrons along a main direction of the channel. This direction...  
WO/2020/246029A1
A Doherty amplifier (100) is provided with: amplifiers (8, 9) that include a main amplifier (8) and an auxiliary amplifier (9); output circuits (10, 13) for increasing a back-off amount that include a first output circuit (10) provided b...  
WO/2020/246864A1
According to an embodiment of the disclosure, provided is an apparatus comprising a DC voltage source configured to output a DC supply voltage; and an amplifier comprising at least one DC/DC convertor operated by the DC voltage source, w...  
WO/2020/241586A1
Provided is an amplifier device comprising a semiconductor chip, a package, a first feedback circuit, and a second feedback circuit. The package comprises a metal base, an insulating lateral wall, an input lead, and an output lead. The i...  
WO/2020/240311A1
Provided is a semiconductor device having low power consumption. In a cascode circuit comprising a first transistor provided on a low power supply potential side and a second transistor provided on a high power supply potential side, the...  
WO/2020/243023A1
Some embodiments include a resonant converter klystron driver. A resonant converter klystron driver, for example, may include an input power supply; a full -bridge circuit coupled with the input power supply; a resonant circuit coupled w...  
WO/2020/240339A1
Provided is a communication device with a wide range of potentials of signals which can be transmitted and received. This communication device has an amplifier circuit comprising first to fourth transistors, first to fourth bias transist...  
WO/2020/243606A1
A DC coupled amplifier includes a pre-driver, and amplifier and a bias control circuit. The pre-driver is configured to receive one or more input signals and amplify the one or more input signals to create one or more pre- amplified sign...  
WO/2020/242886A1
In a Doherty amplifier (30), outputs of first or main (18a) and second or peak (18b) transistors are connected by a combined impedance inverter and harmonic termination circuit (36). The harmonic termination circuit (40) incorporates a p...  
WO/2020/233384A1
Disclosed is a wide-voltage transimpedance amplifier. The solution is applicable to the field of low-voltage radio-frequency receivers and other low-voltage and wide-voltage analog circuits and realizes current-to-voltage conversion. The...  
WO/2020/235465A1
Provided is a reliable semiconductor device provided with a current mirror circuit, wherein variation of mirror ratios for the current mirror circuit can be reduced, and temporal change in pair characteristics of elements can be suppressed.  
WO/2020/236585A1
In integrating RF power amplifier circuits on a package, at least one bias voltage is coupled to at least one amplifier circuit on the package via two or more pins/connectors. In particular, at least one of a gate and drain bias voltage ...  
WO/2020/232207A1
Techniques for implementing an internal optical communication link in a power amplifier system are disclosed. In one embodiment, the techniques may be realized as a power amplifier system that includes a panel, an optical link, and a con...  
WO/2020/229193A1
An amplifier includes input transconductors that receive an input signal, the input signal having a voltage swing. A supply side current mirror generates a gate voltage as a function of input signal voltage and current sources that provi...  
WO/2020/121016A3
Class-D amplifier includes first/second independent output stages receiving first/second power supply voltages for driving a load during first/second operating modes selected based on output power level. Bypass switches disconnect/connec...  
WO/2020/225893A1
A TIA circuit according to the invention generates a reset signal by itself. According to an embodiment of the invention, a transimpedance amplifier for converting a current signal to a voltage signal is characterized by comprising: a tr...  
WO/2020/225892A1
In the present invention, a reset signal is generated only by a TIA circuit. One embodiment of the present invention is a transimpedance amplifier that converts a current signal into a voltage signal and that is characterized by being pr...  
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...  
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...  
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 ...  
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...  
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. ...  
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...  
WO/2020/184963A3
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...  
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...  
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...  
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...  
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...  
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...  

Matches 1 - 50 out of 52,421