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WO/2019/205629A1 |
An amplification circuit and a rectifying antenna. The amplification circuit comprises: a first rectifying circuit (20), which is configured to output a first direct current signal according to an alternating current signal; a second rec...
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WO/2019/208122A1 |
An amplifier circuit comprising: a first amplifying circuit that includes a chopper circuit and amplifies first differential signals input to a first input terminal and a second input terminal, thereby outputting second differential sign...
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WO/2019/209604A1 |
According to one embodiment, a transmit/receive (T/R) switch includes a transmit switch, between a transmit port and an antenna port, a receive switch, between a receive port and the antenna port, a transmit inductor, coupled in parallel...
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WO/2019/207878A1 |
An objective of the present invention is to provide a starting circuit with which a reduced area and lowered power consumption can both be achieved with a more desirable configuration. Provided is a starting circuit (100) comprising: an ...
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WO/2019/209724A1 |
An output driver (600) with programmable single-ended and differential outputs includes a first switch (Ml), a first output attenuator, and a programmable attenuator. The first switch (Ml) is coupled in a shunt configuration to a first p...
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WO/2019/206881A1 |
The amplifier load current cancellation in a current integrator comprises applying an input current (Ιin) to an operational transconductance amplifier provided with an integration capacitor (Cint) for current integration, leading an out...
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WO/2019/207476A1 |
The invention relates to a system and a method of baseband linearisation (2) for a class G radiofrequency power amplifier (3), said linearisation system (2) comprising a module for selecting the amplifier power supply voltage (11), a dig...
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WO/2019/206550A1 |
An inverter circuit arrangement that connects an IO-link master with a slave comprises an AB class transistor circuit (Qnc2, Qpc2) of which the currents are replicated by a current mirror (Qpo1, Qno1, Qpo2, Qno2) to a terminal of the sla...
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WO/2019/207098A1 |
A microwave amplifier having a load network which provides more efficient amplification of a low power microwave frequency signal. The amplifier comprises a transistor and a load network coupled to the transistor output to shape a wavefo...
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WO/2019/207980A1 |
First switches (S1-S4) are respectively connected between multiple input terminals (IN1-IN4) and an inverting input of an operational amplifier (OP1). Second switches (S5-S8) and feedback resistors (Rf1-Rf4) are respectively sequentially...
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WO/2019/204014A1 |
Single controller automatic calibrating circuits for reducing or canceling offset voltages in operational amplifiers (op-amps) in an instrumentation amplifier are disclosed. An automatic calibrating op-amp system is provided that include...
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WO/2019/203887A1 |
A system may include a digital pulse width modulator subsystem, a first path coupled to an output of the digital pulse width modulator subsystem, a second path coupled to the output of the digital pulse width modulator subsystem and conf...
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WO/2019/202631A1 |
The present invention relates to a high-frequency power amplifier in which mainly an amplification GaN chip and a GaAs chip on which a pre-match circuit for the amplification GaN chip is formed are connected by wires on the same metal pl...
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WO/2019/200532A1 |
Radio frequency power amplifier with harmonic control circuit as well as method for manufacturing the same are disclosed. According to an embodiment, a radio frequency power amplifier includes: a planar dielectric substrate (60), a first...
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WO/2019/197897A1 |
A system including an optical engine. In some embodiments, the system includes an integrated circuit in a first-level package, and the system includes the optical engine, in the first-level package, and the optical engine includes an ele...
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WO/2019/196065A1 |
The present application provides an operational amplifier, characterized by comprising a first amplification stage, configured to generate a plurality of first output voltages according to a plurality of input voltages; a second amplific...
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WO/2019/199116A1 |
An amplifier according to one embodiment of the present invention comprises: an amplification circuit including an input circuit to which an input signal is applied, and outputting an output signal obtained by amplifying the input signal...
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WO/2019/193909A1 |
The present invention is provided with: a saturation determination part (1401) for determining, upon reading a voltage value of a differential signal after converted by an ADC (12), whether or not the output of the ADC (12) is saturated;...
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WO/2019/193336A1 |
Embodiments described herein relate to methods and apparatus for outputting a haptic signal to a haptic transducer. A method for triggering a haptic signal being output to a haptic transducer comprises receiving an audio signal for outpu...
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WO/2019/192735A1 |
The present invention provides a distributed amplifier, e.g. for use in an optical transmitter or for radar applications. The distributed amplifier of the invention has an improved output matching component compared to a conventional dis...
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WO/2019/193789A1 |
The purpose of the present invention is to improve signal quality in a circuit that amplifies an analogue signal and performs sampling. An input signal is inputted to one end of an input-side resistor. An operational amplifier amplifies ...
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WO/2019/194992A1 |
A system and method are provided for extending range of devices in a legacy wireless network. Generally, the method involves providing in a transmitter of the system a frame having a first field including a number of preamble segments an...
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WO/2019/189602A1 |
Provided is a track and hold circuit that can lower power consumption while preserving the broadband unchanged (without narrowing the bandwidth) in a differential amplifier circuit. A track and hold circuit 1 comprising a differential am...
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WO/2019/190526A1 |
An apparatus can include tracking circuitry coupled to a current source and configured to generate a reference voltage signal based on a reference current signal from the current source. The apparatus can include voltage regulator circui...
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WO/2019/186229A1 |
A method and transmitter for a Doherty power amplifier are provided. According to one aspect, a radio transmitter includes, for each carrier frequency, a filter, a main path and a peak path. The filter suppresses signals outside the sele...
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WO/2019/190480A1 |
A digital to analog converter (DAC) can include a current mode DAC to receive an OC word from digital logic indicating an amount of current to add to or remove from sources of respective transistors of an amplifier and generate a current...
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WO/2019/190543A1 |
A radio-frequency (RF) amplifier circuit facilites carrier-aggregation (CA) operation in a wireless communication network. A first amplifier subcircuit is coupled to an input node, and a second amplifier subcircuit is coupled to the inpu...
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WO/2019/148095A9 |
A static-neutralization system includes a plurality of alternating current (AC) static bars that is coupled to a common, high-voltage power supply. The power supply includes a transformer that steps up AC mains electricity to deliver hig...
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WO/2019/190694A1 |
Disclosed herein are integrated circuit (IC) packages, antenna boards, antenna modules, and communication devices (e.g., for millimeter wave communications). For example, in some embodiments, an antenna module may include: a logic die; a...
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WO/2019/185677A1 |
The invention relates to a detector circuit (8) for the galvanically isolated transmission of digital signals. The aim of the invention is to provide a more robust and less fault-susceptible detector circuit. The detector circuit (8) acc...
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WO/2019/187262A1 |
A digital transmitter includes baseband interfaces to generate digital baseband signals with baseband frequencies, digital-upconverting stages to upconvert the baseband frequencies to first radio frequencies having a predetermined freque...
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WO/2019/186881A1 |
Provided is a monolithic microwave integrated circuit having mounted thereon a matching circuit that comprises: a high frequency connection terminal (4) for being connected from a transistor that amplifies high frequency; and a high freq...
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WO/2019/190515A1 |
Systems, methods, and circuitries are disclosed to determine parameters for predistortion circuitry in a transceiver including a transmit chain and a receive chain. In one example, a method includes providing a training signal to a power...
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WO/2019/183194A1 |
A bi-directional amplifier (BDA) comprises a first pair of amplifier transistors and a second pair of amplifier transistors, wherein the first pair of amplifier transistors are cross-coupled with the second pair of amplifier transistors,...
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WO/2019/180520A1 |
The invention relates to a method for automatically adjusting a multiple-input-port and multiple-output-port tuning unit. The invention also relates to an apparatus for radio communication using this method. An apparatus for radio commun...
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WO/2019/180091A1 |
A transimpedance amplifier (100) for converting a current between its two input terminals (132, 134) to a voltage over its two output terminals (112, 114) comprising a high-speed level shifter (140) configured for creating a difference i...
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WO/2019/176185A1 |
This high-frequency amplifier includes an amplification circuit unit, an output terminal, and a branching filter. The amplification circuit unit includes a fundamental wave matching circuit and a harmonic processing circuit. The branchin...
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WO/2019/177806A1 |
A predictive brownout prevention system may be configured to prevent brownout of an audio output signal. Particularly, the brownout prevention system may be configured to receive information indicative of adaptive estimates of power supp...
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WO/2019/176052A1 |
This integrated circuit (50) is provided with: an amplifier (1) which amplifies a current signal from an external light receiving element (9) and converts the amplified current signal to a voltage signal; and a low-pass filter (10) which...
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WO/2019/176015A1 |
This amplifier is configured as follows: a first capacitor (10) resonates at a secondary harmonic frequency included in a signal output from an amplification element (3); and a circuit that includes a second transmission line (6), the fi...
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WO/2019/177487A1 |
The invention relates to the field of radio technology, more specifically to low-frequency vacuum tube amplifiers. An amplifier comprises a preliminary cascade (1), a driver cascade (2) and an output cascade (3), filament circuits (4), a...
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WO/2019/173985A1 |
The present invention relates to a circuit for increasing the output direct-current level of a transimpedance amplification stage in a TIA. The circuit comprises a transimpedance amplification stage, a differential amplification stage, a...
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WO/2019/169567A1 |
A low-voltage high-speed programmable equalization circuit, comprising a gain boosting amplifier stage (1), a CML differential amplifier stage (2) and an emitter follower (3), wherein an input end of the gain boosting amplifier stage (1)...
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WO/2019/172233A1 |
The purpose of the present invention is to provide: a cooling structure with which it is possible to maintain an appropriate positional relationship between a cooling pipe and a heat-generating body and to provide sufficient cooling even...
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WO/2019/172283A1 |
A high-frequency circuit (1) is provided with an amplifier (10), a matching circuit (20) connected to the output side of the amplifier (10), and a power divider (30) connected to the output side of the matching circuit (20). The power di...
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WO/2019/171686A1 |
Provided is an amplification circuit, wherein a deterioration in image quality due to a gain variation is suppressed. This amplification circuit is provided with an amplification transistor, a cascode transistor, and a control circuit. T...
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WO/2019/171059A1 |
An electronic apparatus is described. The apparatus includes a circuit element configured to output a signal comprising a modulated frequency component. The apparatus also includes a filter arrangement comprising first, second and third ...
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WO/2019/172168A1 |
Power consumption is reduced in the present invention by connecting the power supplies of amplifiers for a plurality of channels in cascade to a single power supply voltage. This amplifier circuit 10 comprises a first channel amplifier i...
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WO/2019/173679A1 |
A balanced amplifier (28) can utilize a common mode choke (31) to suppress even harmonics in the signals of the balanced amplifier (28). The common mode choke (31) can be coupled between cascaded balanced amplifier pairs (34, 35, 36, 37)...
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WO/2019/169592A1 |
A radio frequency power amplifier circuit (20) and an output power switch control circuit (10) and control method therefor. The output power switch control circuit (10) comprises: a first voltage boosting auxiliary circuit (11), coupled ...
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