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WO/2022/044123A1 |
According to the present invention, a gate current detector (8) detects a gate current flowing between a driver (80) and a control electrode of a power semiconductor element (1). A gate charge amount calculator (9) calculates a gate char...
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WO/2022/047206A1 |
A substrate (202) that includes an encapsulation layer (203), a first acoustic resonator (205), a second acoustic resonator (207), at least one first dielectric layer (240), a plurality of first interconnects (244), at least one second d...
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WO/2022/044949A1 |
This piezoelectric vibration device comprises: a piezoelectric vibration plate having first and second excitation electrodes on the two main surfaces and first and second metal films respectively connected to the first and second excitat...
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WO/2022/045087A1 |
Provided is an elastic wave device that suppresses degradation of resonance characteristics. The elastic wave device is provided with a piezoelectric layer and a pair of electrodes. In a cross section including a first direction and a se...
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WO/2022/046339A1 |
An apparatus is disclosed that implements a phase-locked loop (PLL) that uses multiple error determiners as part of a feedback loop. In an example aspect, an apparatus for generating a frequency includes a PLL. The PLL includes a loop fi...
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WO/2022/044869A1 |
Provided is an elastic wave device that is able to increase element capacity, and that is capable of spurious suppression.　This elastic wave device 10 of the present invention comprises: a piezoelectric layer 16 that has a first main s...
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WO/2022/045377A1 |
Disclosed are a method by which a terminal and a base station transmit/receive signals in a wireless communication system, and an apparatus for supporting same. According to one embodiment applicable to the present disclosure, a method b...
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WO/2022/044571A1 |
Provided is an oven-controlled crystal oscillator featuring a short operation stabilization time and low power consumption.　Oven-controlled crystal oscillators 1 to 1H according to the present invention include: a crystal oscillation e...
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WO/2022/044810A1 |
Provided is a composite elastic wave filter device that can expand the attenuation amount of the low frequency side in an elastic wave filter having a frequency range with a high passband, and that can improve isolation characteristics.ã...
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WO/2022/045378A1 |
The present specification provides a method for estimating a quantum bit error rate (QBER) for key information, performed by a device in a quantum cryptography communication system, the method and device being characterized by: receiving...
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WO/2022/041187A1 |
Methods, systems, and devices for wireless communications are described. A transmitting device may use a fountain code to encode a set of source symbols for transmission. The transmitting device may encode the set of source symbols to ob...
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WO/2022/042114A1 |
Disclosed in the present invention is a dual-frequency low-noise amplifier circuit, comprising: an input impedance matching circuit, a radio-frequency signal amplifying circuit and an output impedance matching circuit. An input end of th...
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WO/2022/044809A1 |
This imaging device comprises: light-receiving pixels; a reference signal generation unit; a first amplification unit that is connected to a first power source node and a second power source node, performs a comparison operation on the b...
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WO/2022/042172A1 |
An attenuator and a differential voltage probe. The attenuator comprises a positive attenuation circuit (10) and a negative attenuation circuit (20) which are symmetrical to each other, a first compensation unit (30) and a third compensa...
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WO/2022/043413A1 |
The invention relates to a transmitter device for contactlessly transferring electrical energy (EE) by means of inductive coupling or by means of capacitive coupling to one or more receiver module(s) (2) which each have a field-receiving...
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WO/2022/044588A1 |
There is provided an analog-to-digital converter circuit including: a first converter circuit generating a first digital code by performing analog-to-digital conversion on the basis of an input voltage; a second converter circuit generat...
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WO/2022/041973A1 |
Provided are a transmission circuit, an interface circuit and a memory. The transmission circuit comprises: an upper-layer clock pad (101), which is used for transmitting a clock signal; M upper-layer data pads (102), which are used for ...
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WO/2022/047406A1 |
An acoustic resonator is fabricated by bonding a first piezoelectric plate to a substrate and spans locations for a first and second cavity in the substrate. A top surface of the first piezoelectric plate is planarized to a first thickne...
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WO/2022/044397A1 |
Provided are a resonance device, a collective board, and a resonance device manufacturing method with which it is possible to suppress propagation of noise through a holding portion.　A resonance device 1 is provided with: a MEMS board ...
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WO/2022/041632A1 |
Disclosed are a detection circuit, a chip, and an electronic device, which relate to the technical field of signal processing, and are conducive to reducing the calculation steps, improving the calculation efficiency and reducing the pow...
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WO/2022/044655A1 |
A high-frequency module according to the present invention is provided with: a structured body (1); a filter element (2) arranged on the structured body (1); and a switch element (3) and an impedance element (4) connected to the switch e...
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WO/2022/044580A1 |
A high frequency circuit (1a) comprises: an antenna terminal (101); a filter (10) the passband of which is variable; and a surface-mounted type of first impedance element connected between the antenna terminal (101) and the filter (10), ...
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WO/2022/043406A1 |
An oscillator circuit comprises a first integrator unit (100) to charge a first capacitor (110) at a first integration node (121), a second integrator unit (200) to charge a second capacitor (210) at a second integration node (221), a ch...
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WO/2022/042756A1 |
Disclosed in the present invention is a crystal filter element, comprising: multiple bulk resonators, a first input end point, a second input end point, a first output end point, and a second output end point. The multiple bulk resonator...
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WO/2022/041582A1 |
A drive circuit, comprising: a target waveform conversion part, configured to convert target waveform information into a current or voltage signal, and output the converted current or voltage signal to a first sampling circuit and a seco...
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WO/2022/041154A1 |
Embodiments of the present application relate to the technical field of circuits. Disclosed is a hold time margin detection circuit, mitigating the problem in the prior art of poor precision in detection for a hold time margin in a chip....
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WO/2022/044456A1 |
This high-frequency module (1A) comprises: electric power amplifiers (11, 12, and 13) arranged on the principal surface (91a) of a module substrate (91); a transmission filter (61T) that allows passage of the transmission signal of a com...
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WO/2022/041625A1 |
Disclosed are a driving circuit and a household appliance, wherein the driving circuit (100) comprises: a signal processing circuit (110) which is configured to process an input signal to obtain an intermediate signal; a first output cir...
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WO/2022/041286A1 |
Disclosed in the present application are a Doherty power amplifier, a printed circuit board, and a base station. The Doherty power amplifier comprises: a power amplifier unit, comprising a first power amplifier and a second power amplifi...
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WO/2022/045307A1 |
Between a piezoelectric layer and a support, a cavity which overlaps an IDT electrode in a see-through plan view is formed. An intersection region in which first electrode fingers overlap second electrode fingers has a central region and...
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WO/2021/013574A9 |
An electro acoustic filter component with improved acoustic and/or electro acoustic performance is provided. The component comprises a piezoelectric material (PM) the sides of which are plane and preferably free from chipping defects. Th...
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WO/2022/044532A1 |
A high-frequency module (1) comprises: a module substrate (91) having main surfaces (91a) and (91b) that face each other; a plurality of high-frequency components positioned on the main surface (91a) and/or the main surface (91b); a resi...
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WO/2022/046304A1 |
A memory system (10) is provided. The memory system (10) includes a memory system (22) and a data bus (24) electrically coupled to the memory system (22). The memory system (10) further includes one or more memory devices (12, 14, 16) co...
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WO/2022/045106A1 |
A differential amplification circuit (110) generates a first current (I1) and a second current (I2) that have a current difference that is the result of amplifying the voltage difference between an input voltage (Vin) and a reference vol...
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WO/2022/041907A1 |
Provided is a digital isolator, comprising a signal input module, an isolating capacitor module and a common-mode transient immunity module, wherein the isolating capacitor module is connected to the signal input module and the common-mo...
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WO/2022/046392A1 |
A package (200) that includes an integrated device (201), an integrated passive device (203) and a void (215). The integrated device (201) is configured as a filter. The integrated device (201) includes a substrate (210) comprising a pie...
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WO/2022/044298A1 |
In this switching element drive method executed in a switching element drive device comprising a plurality of switching elements and a drive circuit that drives the plurality of switching elements, the temperatures of the plurality of sw...
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WO/2022/045279A1 |
This power amplification circuit comprises, on a single semiconductor substrate: a distributor for dividing an input signal into a first signal and a second signal which is different in phase from the first signal; a first amplifier that...
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WO/2022/044360A1 |
The present invention provides a thermostatic bath-type crystal oscillator which has a short operation stabilizing time and consumes less power.　This thermostatic bath-type crystal oscillator comprises a crystal oscillating element (10...
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WO/2022/042463A1 |
The present invention relates to the technical field of filters, and relates in particular to a method for optimising the out-of-band suppression of a filter, and a filter, a multiplexer, and a communication device. In the present method...
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WO/2022/046832A1 |
A digital-to-analog converter that outputs an analog value representing a digital value includes a decoding stage and an interpolation stage. The decoding stage defines upper and lower bounds and the interpolation stage outputs an interp...
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WO/2022/046301A1 |
A method, computer program, and computer system is provided for point cloud coding. The method includes receiving, from a bitstream, data corresponding to a point cloud; reconstructing, based on the data, a first attribute value of a fir...
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WO/2022/046440A1 |
Methods, systems, and devices for techniques for error detection and correction in a memory system are described. A host device may perform an error detection procedure on data received from the memory device, in addition to one or more ...
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WO/2022/042215A1 |
Disclosed by embodiments of the present application are a data transmission method and an apparatus, used, during a passive transmission process, for dynamically determining a set of codebooks corresponding to each sub-block, thereby red...
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WO/2022/046338A1 |
An apparatus is disclosed for phase-shifting signals with a compensation circuit. In example implementations, an apparatus for phase-shifting signals includes a phase shifter having a first port and a second port. The phase shifter also ...
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WO/2022/040991A1 |
Disclosed is a preparation method for a Bragg acoustic wave reflective layer structure, comprising preparing, on a substrate, each reflective layer group formed by sequentially stacking a first dielectric layer and a second dielectric la...
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WO/2022/044524A1 |
The present invention pertains to: a first band, for FDD, constituted by a first downlink operation band and a first uplink operation band; and a second band, for FDD, constituted by a second downlink operation band and a second uplink o...
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WO/2022/045088A1 |
Provided is an elastic wave device that suppresses degradation of resonance characteristics. The elastic wave device is provided with a piezoelectric layer and a plurality of electrodes including at least a pair of electrodes facing each...
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WO/2022/041277A1 |
A phase-locked loop (10) and a radio frequency transceiver, which relate to the field of wireless communications, and are used for reducing noise from a divider (35) and a charge pump (32), and reducing phase noise from the phase-locked ...
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WO/2022/042464A1 |
The present invention relates to the technical field of filters, and relates in particular to a temperature compensating filter optimization method, a temperature compensating filter, a multiplexer, and a communication device. In the pre...
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