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WO/2024/080574A1 |
An impedance calibration device according to an embodiment of the present disclosure comprises: a target driver module including a pull-up resistor circuit and a pull-down resistor circuit; a resistance measurement module for measuring e...
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WO/2024/065630A1 |
Provided in the present application are a phase shift system, a chip and a radar sensor. The phase shift system comprises at least two cascaded transmission-line phase shift units, wherein each transmission-line phase shift unit is contr...
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WO/2024/063927A1 |
Methods and devices to reduce glitches in phase shifters implementing high isolation switches are disclosed. Such glitches occur at the output of the phase shifters when transitioning from one phase shift to another. The disclosed method...
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WO/2024/051837A1 |
A calibration circuit (20) for a phase shifter (10), a calibration method, a phase-shifting circuit, a radio-frequency transmitting circuit, a radio-frequency receiving circuit, a radar sensor, and an electronic device. The calibration c...
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WO/2024/049788A1 |
Described embodiments include a circuit (500) for filtering electromagnetic interference (EMI) that includes an electrically conductive housing (108) enclosing the circuit, a first power terminal (102) providing a first signal (IN+), and...
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WO/2024/049809A1 |
A bidirectional phase shifter (200) includes a differential quadrature hybrid coupler (206), a switch network (207), and a differential reflection type phase shifter (RTFS) (204). The differential quadrature hybrid coupler (206) includes...
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WO/2024/038637A1 |
This digital phase shifter comprises: a plurality of digital phase shift circuit groups in which a plurality of digital phase shift circuits are cascade connected; and one or more bend-type connection parts connecting two of the digital ...
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WO/2024/039610A1 |
A radio-frequency (RF) push-pull amplifier circuit that includes: a first transistor; a transformer; and a first matching circuit comprising at least one capacitor and at least one inductor, in which an input of the first matching circui...
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WO/2024/024397A1 |
This damper comprises: a substrate; a metal component; a first surface-mounted component disposed on one surface of the substrate; a second surface-mounted component disposed on the other surface of the substrate; and a one-surface-side ...
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WO/2024/018888A1 |
An N tap resistor network circuit (11) is provided with a plurality of first resistors and a plurality of first taps, and generates a control voltage having one of a plurality of predetermined voltage values by selecting one among the pl...
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WO/2024/013834A1 |
A filter circuit (1) comprises: a magnetic core (10) that has a hollow hole into which a conductor wire can be inserted; a winding wire (11, 12) that is wound around the magnetic core through the hollow hole in the magnetic core; and a v...
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WO/2024/013883A1 |
In the present invention, a phase adjustment circuit comprises: a sine wave output unit (16) that outputs two sine wave signals with a fixed phase difference; multiplication units (5, 6) that output signals derived by multiplying the amp...
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WO/2023/228227A1 |
This variable attenuator comprises: n attenuation resistance circuits (11-1n) and m adjustment resistance circuits (21-2m), which are connected in parallel to a signal line (3, 3a, 3b). The n attenuation resistance circuits (11-1n) are o...
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WO/2023/226150A1 |
The present application provides an RC low-pass filter and a method for fast establishment of a filter. The RC low-pass filter comprises: an at least first-order RC low-pass filter and at least one charge transfer unit, the at least firs...
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WO/2023/210152A1 |
An aspect of the present invention relates to a signal transmission device that performs differential transmission, the signal transmission device comprising: an information processing circuit that performs processing of various informat...
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WO/2023/205811A1 |
A 4 frequency-shift keying (4FSK) transceiver is provided. The 4FSK transceiver includes both a 4FSK transmitter and a 4FSK receiver. The 4FSK transmitter includes a voltage-controlled oscillator (VCO) and two data links coupled to the V...
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WO/2023/205150A1 |
A synchronization module is configured to generate a synchronization signal for transmission to at least one of a power generator and/or at least one match network, wherein the synchronization signal is formed with pulses having varying ...
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WO/2023/183487A1 |
Obtaining a bias control signal at a current source and responsively generating a fixed current, receiving a differential voltage input signal at corresponding differential input nodes of a plurality of differential amplifier stages conn...
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WO/2023/181449A1 |
A digital phase-shift circuit according to the present invention is provided with: a signal line extending in a prescribed direction; a first inner line disposed on one side of the signal line in a separated manner; a second inner line d...
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WO/2023/182510A1 |
This electronic circuit includes: a variable amplitude control circuit that controls the amplitude of a first high-frequency signal, which is a single end signal, on the basis of a control signal that changes continuously, and outputs a ...
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WO/2023/168971A1 |
The present invention provides a calibration and tuning method for an on-chip differential active RC filter, relates to an analog integrated circuit, and solves the technical problems of area waste caused by the fact that an RC array is ...
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WO/2023/151544A1 |
The present application relates to the technical field of electronic circuits and provides a filter circuit. The filter circuit comprises a second-order filter, a filter signal source and a common-mode voltage source; one end of the filt...
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WO/2023/153001A1 |
In the present invention, a connection unit comprises: a first connection line that connects a signal line of a first digital phase-shift circuit and a signal line of a second digital phase-shift circuit; a second connection line that co...
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WO/2023/146927A1 |
In certain examples, methods and circuit-based apparatuses involve or are directed to a transducer to be operated via at least one resonance frequency of the transducer, and to a tunable circuitry (e.g., negative capacitance control and/...
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WO/2023/141701A1 |
An all-analog natural language processing system is provided. Analog audio input is processed directly by an all-analog signal pathway wherein the audio activity detection, voice activity detection, feature extraction and neural network ...
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WO/2023/141108A1 |
Apparatus and associated methods relate to a low-noise wideband active phase shifter. The low-noise wideband active phase shifter includes first and second transconductance cells (14,16), a fixed LC series network (18L1,18L2,18C) and a t...
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WO/2023/140208A1 |
[Problem] To provide an active filter device capable of improving attenuation characteristics of a common mode noise filter in a high frequency region without using a common mode transformer and without largely increasing volume and weig...
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WO/2023/137781A1 |
The present disclosure provides an analog equalizer. The analog equalizer comprises a first input module, a second input module, and an output module. The first input module comprises a first input unit and a first output unit, the first...
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WO/2023/140209A1 |
[Problem] To provide an active filter device that can effectively reduce common-mode noise and differential-mode noise, and that can serve to optimize the filtering characteristics. [Solution] The present invention comprises an inverting...
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WO/2023/137215A1 |
This disclosure describes systems, methods, and apparatuses for a two-stage solid state match having a load side and a source side; a first coarse stage and a second precision stage, wherein the first coarse stage is coupled between the ...
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WO/2023/137226A1 |
This disclosure describes systems, methods, and apparatuses for a power system comprising a generator connected to a solid-state match network and a synchronization module connected to the generator and the solid-state match network, whe...
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WO/2023/117872A1 |
One or more systems, devices and/or methods of use provided herein relate to a baseband filter that can be used in a current-mode end-to-end signal path. The current-mode end-to-end signal path can include a digital to analog converter (...
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WO/2023/116291A1 |
Provided in the present invention is a vector synthesis structure for a phase shifter. The vector synthesis structure comprises a first vector synthesis branch and a second vector synthesis branch. The first vector synthesis branch compr...
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WO/2023/112249A1 |
This phase adjustment circuit comprises: a clock generation unit (1) that generates a sinusoidal differential clock signal; a variable amplifier (2) to which the differential clock signal outputted from the clock generation unit (1) is i...
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WO/2023/112250A1 |
A phase adjustment circuit comprising: a clock generation unit (1) that generates a sinusoidal clock signal; buffer units (2, 3) that use the signal output by the clock generation unit (1) as input; a delay unit (4) that delays the signa...
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WO/2023/111431A1 |
The invention relates to a method for measuring a current digitally recombining a low-frequency current signal IBF from a low-frequency current sensor and at least one high-frequency current signal IHF+offset from a high-frequency curren...
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WO/2023/105687A1 |
The purpose of the present invention is to provide a noise filter that can achieve high reliability. A noise filter (10) comprises: a noise detection section (12) that detects common mode noise (CN) which flows through an electrical pa...
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WO/2023/102702A1 |
Embodiments of the present application disclose a signal acquisition circuit. The signal acquisition circuit comprises a differential amplifier, a first electrode, a second electrode, a first negative capacitance circuit, and a second ne...
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WO/2023/100225A1 |
A single-phase differential conversion circuit (10) according to the present invention includes a differential amplifier (11) including a positive phase circuit (111) that processes a positive phase signal and a negative phase circuit (1...
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WO/2023/098642A1 |
An impedance matching circuit and a GNSS module. The circuit comprises: a first end is connected to a collector electrode of a first triode by means of a first inductor and a first resistor, which are connected in series, and is connecte...
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WO/2023/100283A1 |
A filter circuit (1) includes: a filter unit (8), which has transistors (12) and capacitors (13) connected to a signal line (6) and forming paths of N phases and in which the transistors (12), to which clock signals of N phases are appli...
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WO/2023/080241A1 |
A current control part 10 of this phase interpolation circuit 1 comprises M slice circuits 60B0 to 60BM-1 having a common configuration. The slice circuits 60Bm each comprise a selector 61, a PMOS transistor 62, an NMOS transistor 63, a ...
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WO/2023/073984A1 |
The purpose of the present invention is to provide a common-mode filter that can be more reduced in size than a conventional common-mode filter. A common-mode filter (100) is connected to power lines (4, 5) between an object (3) to be ...
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WO/2023/060549A1 |
A impedance matching circuit (100) is connected between the signal source (200) and the complex load (300) and comprises a resistive circuit (110) that is modulated by a modulation signal (Vmod) thereby modulating the resistive circuit (...
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WO/2023/056533A1 |
Devices and methods suited to upgrade of coaxial distribution networks with active taps comprising gain correction filtering, gain characteristic measurement, means of providing telemetry, means of bypassing failed taps and methods of ta...
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WO/2023/044847A1 |
The present disclosure relates to the technical field of communications, and provides a phase shifter and a method for using same, and an antenna system. The present disclosure provides a phase shifter, comprising: a control module, a di...
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WO/2023/046109A1 |
Embodiments of the present application provide a phase shifter and a phase shifting method. The phase shifter comprises: a quadrature signal generator and an adder. An output end of the quadrature signal generator is connected to an inpu...
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WO/2023/046103A1 |
An amplifier assembly and a phase shift method. The amplifier assembly comprises an orthogonal signal generator (201), an adder (202) and an amplification circuit (203), wherein an output end of the orthogonal signal generator (201) is c...
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WO/2023/045541A1 |
Provided in the present utility model is an active phase shifter. The active phase shifter comprises an input balun (1), an orthogonal generator (2), a vector synthesizer (3), a primary buffer (4) and an output balun (5), wherein the vec...
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WO/2023/049618A1 |
Wireless signal processing may be improved by using a configurable baseband filter (BBF) in the receive path of a transceiver. A configurable BBF may accommodate processing of different wireless signals in a single integrated circuit (IC...
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