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2024
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G/S
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Audio amplifiers; Audio and visual headsets for use in playing video games; Audio circuit boards;... |
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G/S
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Valves for controlling and regulating the flow of gases or liquids not being parts of plumbing, h... |
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G/S
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Audio amplifiers; audio and visual headsets for use in playing video games; audio circuit boards;... |
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Invention
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Sound producing package and covering structure.
A sound producing package includes a substrate, ... |
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Invention
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Driving circuit producing dsb-sc modulation signal. A driving circuit comprises a first capacitor... |
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Invention
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Venting device, manufacturing method of venting device, venting method and device. A venting devi... |
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Invention
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Air-pulse generating device, wearable sound device, fanless blower, and airflow producing method.... |
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Invention
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Sound suppression apparatus, sound suppression system and wearable sound device. The sound suppre... |
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Invention
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Device and method of equalizing low frequency roll off for wearable sound device. A wearable soun... |
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2023
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Invention
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Demodulation signal generator for air pulse generator.
A demodulation signal generator, coupled ... |
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Invention
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Venting device and venting method thereof. A venting device includes a first flap, which is confi... |
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Invention
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Cantilever structure with intermediate substrate connection.
A cantilever structure includes an ... |
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Invention
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Sound producing cell. A sound producing cell includes a membrane and an actuating layer. The memb... |
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Invention
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Speaker system, spreading structure and headphone. A speaker system includes a first acoustic tra... |
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Invention
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Driving circuit and wearable sound device thereof. A driving circuit, configured to drive a venti... |
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Invention
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Package structure, apparatus and forming methods thereof.
A package structure includes a cover a... |
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Invention
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Method of table learning with reduced learning rate applied in driving circuit and driving circui... |
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Invention
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Acoustic device and holder flattening frequency response. An acoustic device includes a first sou... |
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Invention
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Acoustic package structure and covering structure. An acoustic package structure includes a subst... |
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Invention
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Acoustic impedance measuring system and acoustic impedance measuring method. An acoustic impedanc... |
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Invention
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Air-pulse generating device. An air-pulse generating device includes a film structure. The film s... |
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Invention
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Air-pulse generating device with efficient propagation.
An air-pulse generating device includes ... |
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Invention
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Air-pulse generating device with common mode and differential mode movement. An air-pulse generat... |
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Invention
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Air-pulse generating device producing asymmetric air pulses.
An air-pulse generating device incl... |
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Invention
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Wearable sound device. A wearable sound device includes a venting device including a film structu... |
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Invention
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Feedback control system achieving high performance via density modulation. A feedback control sys... |
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Invention
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Two-tier feedback control system and related method. The present invention discloses a feedback c... |
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Invention
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Sound producing cell, acoustic transducer and manufacturing method of sound producing cell.
A so... |
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Invention
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Venting device. A venting device is disposed within a wearable sound device or to be disposed wit... |
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Invention
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Sar adc and related method. A successive approximation register (SAR) analog-to-digital converter... |
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2022
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Invention
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Method of reducing conduction loss and switching loss applied in driving circuit and driving circ... |
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Invention
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Method applied in driving circuit and driving circuit using the same. A method is applied in a pu... |
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Invention
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Sound producing cell and manufacturing method thereof. A sound producing cell includes a membrane... |
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Invention
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Sound producing cell and manufacturing method thereof. A cell includes a membrane and an actuatin... |
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Invention
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Manufacturing method of device.
A manufacturing method for a device includes: providing a wafer ... |
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Invention
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Device, package structure and manufacturing method of device. A package structure includes a firs... |
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Invention
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Linearity compensation method and related acoustic system. A linearity compensation method for a ... |
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2021
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Invention
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Air-pulse generating device and sound producing method thereof. An air-pulse generating device in... |
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Invention
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Sdm encoder and related signal processing system. A signal density modulation (SDM) encoder inclu... |
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Invention
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Crossover circuit. A crossover circuit, disposed within a sound producing device including a firs... |
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Invention
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Filter and method with multiplication operation approximation capability. A filter is disclosed. ... |
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Invention
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Driving circuit with energy recycle capability and method thereof. A method, applied in a driving... |
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Invention
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Nonlinear digital-to-analog converter. A digital-to-analog converter (DAC) includes a plurality o... |
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Invention
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Testing apparatus and testing method thereof. A testing apparatus including a testing platform, a... |
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Invention
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Driving circuit with energy recycle capability. A bidirectional charging and discharging circuit ... |
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Invention
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Acoustic transducer, wearable sound device and manufacturing method of acoustic transducer. An ac... |
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Invention
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Sound producing package structure including sound producing membranes actuated toward cavity cent... |
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2020
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Invention
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Acoustic testing method and acoustic testing system thereof. An acoustic testing method includes ... |
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Invention
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Sound producing package structure and method for packaging sound producing package structure. A s... |
