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Matches 601 - 650 out of 51,674

Document Document Title
WO/2017/145285A1
Conventional distortion compensation circuits pose a problem in which power consumption by the A/D converter increases when the transmission signal bandwidth increases. The distortion compensation circuit according to the present inventi...  
WO/2017/141025A1
This invention relates to switching amplifiers and switching power converters with bipolar outputs. A new circuit configuration is disclosed which is neither 'single ended' nor 'bridged'. This introduces a new category of amplifiers and ...  
WO/2017/140087A1
Provided is an amplification circuit, containing a reference voltage generation circuit, a common mode voltage conversion circuit, a common mode negative feedback circuit and an amplification sub-circuit, wherein the reference voltage ge...  
WO/2017/142695A1
A radio-frequency (RF) generator is provided that produces a controlled overshoot. One embodiment includes a RF power amplifier and a direct-current (DC) power supply that includes a primary DC power supply, an auxiliary DC power supply,...  
WO/2017/118872A3
Techniques and devices for differential signal repeating are described. A differential signal repeating method may include receiving an input differential signal pair including first and second input signals received at first and second ...  
WO/2017/139808A1
In described examples, an amplifier system (10) includes an input stage (12) configured to receive an input pulse signal and to generate a reference voltage pulse based on the input pulse signal. The amplifier system (10) also includes a...  
WO/2017/136123A1
A sense amplifier (SA) and a method for operating the SA are provided. The SA includes a first differential pair of transistors configured to receive a first differential input, a second differential pair of transistors configured to rec...  
WO/2017/133776A1
A power amplifier includes a two-dimensional matrix of NxM active cells formed by stacking main terminals of multiple active cells in series. The stacks are coupled in parallel to form the two-dimensional matrix. The power amplifier incl...  
WO/2017/132292A1
Methods and systems are described for receiving, at an input differential branch pair, a set of input signals, and responsively generating a first differential current, receiving, at an input of an offset voltage branch pair, an offset v...  
WO/2017/129396A1
An amplifier circuit (AC) for amplifying an output signal (OS) of a capacitive sensor (M) comprises a first input terminal (AIN) to receive the output signal (OS) of the capacitive sensor (M) and a second input terminal (BIN) to receive ...  
WO/2017/131933A1
A circuit (550) includes a first transistor (534) comprising a gate, a source, and a drain, and an inductor (535) coupled between the gate and the source of the first transistor (534), wherein the source is further coupled to a current s...  
WO/2017/132594A2
A continuous time Class-D modulator with an embedded programmable logic device in a forward path. The FPGA is configured to provide synchronization control by deriving a synchronization clock for the modulator and monitoring a 1-bit PWM ...  
WO/2017/127132A1
A switching power stage for producing a load voltage at a load output of the switching power stage, wherein the load output comprises a first load terminal having a first load voltage and a second load terminal having a second load volta...  
WO/2017/127353A1
A switching power stage for producing a load voltage may include a first processing path having a first output, a second processing path having a second output, a first plurality of switches comprising at least a first switch coupled bet...  
WO/2017/124815A1
The invention provides a coupling network, a power amplifier device, and a communication terminal. The coupling network comprises at least four ports and a nonreciprocal coupler matching circuit, wherein at least one port is an impedance...  
WO/2017/124576A1
A transconductance amplifier based on a self-biased cascode structure comprises: a self-biased cascode input-stage structure, formed by PMOS input transistors M1, M2, M3 and M4; a self-biased cascode first-stage load structure, formed by...  
WO/2017/124094A1
An area efficient amplifier that amplifies a continuous-time continuous-amplitude signal and converts it to a discrete-time discrete-amplitude signal. The amplifier includes a first oscillator having an input and a plurality of N outputs...  
WO/2017/123393A1
This disclosure provides systems, methods, and apparatus for a radio frequency transceiver. The transceiver includes a modulator for modulating a data signal onto one or more carrier signals to generate a modulated signal and a power amp...  
WO/2017/121955A1
The invention relates to an excitation circuit (14) for a resolver, comprising two inverting amplifiers (30-A, 30-B) connected in series; each of the two inverting amplifiers has an output (32-A, 32-B), and each output is intended for co...  
WO/2017/122610A1
This photoelectric converter converts an optical signal into an electric signal and amplifies the electric signal, and is provided with: a photoelectric conversion element which converts the optical signal into an electric signal and out...  
WO/2017/121455A1
A composite power amplifier system (100) is described. The composite power amplifier system comprises an input node (102) configured to receive an input signal, an output node (104) configured to output an output signal, and at least a f...  
WO/2017/122271A1
A high-frequency amplifier is provided with: a harmonic supply circuit (3) that blocks passage of a fundamental included in an RF signal amplified by a preceding-stage transistor (1) and supplies a harmonic included in the RF signal to a...  
WO/2017/110555A1
Provided is a current source circuit which is capable of supplying a reference current that is stable with respect to power supply voltage fluctuations. This current source circuit is provided with: first and second transistors having em...  
WO/2017/109829A1
The present invention is provided with: a light receiving element (1) which converts an inputted optical signal A into a current signal B and outputs the current signal; an inverter-type TIA (2) which, using a first field effect transist...  
WO/2017/108083A1
A MEMS capacitive sensor ( MCS) comprises a capacitor (CMEMS) comprising a backplate (BP) and a membrane (M), wherein the capacitor (CMEMS) is arranged on a substrate (B). The capacitive sensor ( MCS) comprises an output terminal (MOUT) ...  
WO/2017/112443A1
Off-chip distributed drain biasing increases output power and efficiency for high power distributed amplifier MMICs. An off-chip bias circuit has a common input for receiving DC bias current and a plurality of parallel-connected bias cho...  
WO/2017/110102A1
To provide an operation amplifier that maintains a voltage gain even when an input voltage is reduced. An operation amplifier of the present invention is provided with: a first amplifier circuit, which amplifies a voltage difference betw...  
WO/2017/110556A1
The purpose of the present invention is to enable the amounts of currents output on the source side and the sink side of a power amplifier to be easily adjusted. An amplifier is provided with: an amplification circuit for amplifying an i...  
WO/2017/111888A1
Envelope-tracking control techniques are disclosed for highly-efficient radio frequency (RF) power amplifiers. In some cases, a III-V semiconductor material (e.g., GaN or other group III material-nitride (III-N) compounds) MOSFET includi...  
WO/2017/107140A1
A method and device for controlling a power amplifier, and a power amplifier control system, suitable to be used in a power amplifier system comprising an envelope control circuit and a Doherty power amplifier circuit. The method compris...  
WO/2017/112209A1
A linear low noise amplifier is disclosed. In at least one exemplary embodiment, the linear low noise amplifier may include a first metal oxide semiconductor field effect transistor (MOSFET) configured to operate in a triode mode coupled...  
WO/2017/104070A1
A spiral inductor (2) is formed on a semiconductor substrate (5). A wiring line (3) is connected to an inner end portion (2a-1) of the spiral inductor (2), and is led out to the outside of the spiral inductor (2). In a resistor (4), one ...  
WO/2017/102017A1
An amplifier apparatus (332) comprises a main linear amplifier sub-circuit (402) having a main driving signal input terminal (331) and a main amplifier output terminal (406). The apparatus also comprises an auxiliary linear amplifier sub...  
WO/2017/104454A1
This high frequency module (1) is provided with: a mounting substrate (10); and an inductor (121) which is arranged between an input terminal (RFin) and an output terminal (RFout) and is provided on the mounting substrate (10). The induc...  
WO/2017/105213A1
A method and apparatus for a dual-feedback, amplifier limiter for providing a conditioned radio-frequency signal. The dual-feedback, amplifier limiter includes an input that receives a radio-frequency signal and a stacked amplifier inclu...  
WO/2017/102572A1
An impedance measurement circuit (22) for determining a sense current of a guard-sense capacitive sensor (20) operated in loading mode, includes a periodic signal voltage source (38) for providing a periodic measurement voltage, a sense ...  
WO/2017/105544A1
Noise introduced in an output signal of a pulse-width modulator (PWM) may be reduced by changing the time duration that a switch is driving the output node. Because the power supplies coupled to the switches are the source of noise in th...  
WO/2017/103558A1
A radio frequency receiver device comprises: a receiver input arranged to receive signals having one or more frequency components within a frequency spectrum; a filter having a filter output impedance; and an amplifier comprising: an amp...  
WO/2017/102493A1
A Digital power amplifier (13) to drive an RFID antenna (10) with a substantial sinusoidal output current (I) which digital power amplifier (13) comprises: an integrated circuit (IC2) with a first transmission output pin (15) and a secon...  
WO/2017/105759A1
A wideband amplifier circuit such as a transimpedance amplifier achieves improved amplifier and/or system performance, such as a reduced input impedance. The transimpedance amplifier may use a complementary common gate stage that receive...  
WO/2017/104814A1
[Problem] To obtain a balun transformer that is compact and has good electrical characteristics, and an amplifier, frequency multiplier, or other electronic device using the same. [Solution] Provided is a design method for a balun transf...  
WO/2017/105732A1
An amplifier (400) includes an amplifier circuit (410) comprising a switch (416), the switch (416) configured to provide an output signal responsive to an input signal (415), the output signal comprising a first output signal at a fundam...  
WO/2017/098578A1
The present invention employs a multi-finger transistor in which source fingers (201)-(206) and drain fingers (301)-(305) are alternately arranged with gate fingers (101)-(110) disposed therebetween. Lines (10, 20) for causing phase rota...  
WO/2017/100008A1
A speed-up circuit connectible to a capacitive load to reduce charging time thereof from a pulsed current source connected there includes a first circuit node connectible to the capacitive load. An operational amplifier circuit is connec...  
WO/2017/083052A3
A voltage gain amplifier (VGA) configured to have reduced supply noise. The VGA includes first resistor, first FET, and a first current-source coupled between first and second voltage rails. The VGA includes second resistor, second FET, ...  
WO/2017/100471A1
A power detector with a detection signal input connectible to a source of a radio frequency signal and a detected power level output has a differential amplifier detector circuit with an input connected to the detection signal input and ...  
WO/2017/097260A1
An error amplification apparatus and a drive circuit comprising the error amplification apparatus. In the error amplification apparatus, a pulse generation circuit generates a first pulse and a second pulse according to an output voltage...  
WO/2017/097885A1
A power amplifier (10) with adjustable voltage standing wave ratio is described which comprises an amplifier unit (16), a coupler (18) configured to obtain an incident power and a coupled reflected power, and a power control unit (20). T...  
WO/2017/098580A1
According to the present invention, a first stabilizing circuit (7a) is provided between a first transistor (5a) and a first output matching circuit (10a) at the first stage, and a second stabilizing circuit (7b) is provided between a se...  
WO/2017/099965A1
A radio frequency low noise amplifier circuit with a receive signal input, a receive signal output, and a voltage source include a low noise amplifier and a coupled inductor circuit with a primary inductive chain connected to the output ...  

Matches 601 - 650 out of 51,674