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WO/2024/075617A1 |
Provided is a vehicle-external sound reproducing device that reproduces vehicle-external sounds that satisfy the requirements of AVAS agreement rules and that further have added values. This vehicle-external sound reproducing device co...
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WO/2024/076043A1 |
This electronic device may comprise at least one processor, a microphone, a speaker, and a motor. The at least one processor may identify a control signal for operating the motor. The at least one processor may identify the strength of a...
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WO/2024/073298A1 |
Suspension systems for loudspeakers are disclosed. A loudspeaker can include a frame, a diaphragm flexibly attached to the frame, and a motor for driving the diaphragm. The motor can include a magnetic element and a voice coil. The louds...
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WO/2024/070656A1 |
This glass diaphragm equipped with a vibrator has a glass plate structure, and first and second vibrators that are attached to the glass plate structure, the glass diaphragm satisfying the expression 3≤|F1(0)−F2(0)|≤100 [Hz], where...
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WO/2024/070584A1 |
Provided is a glass diaphragm module that achieves a reduction in noise generation. A glass diaphragm module (10) comprises: a glass diaphragm (11) including a glass sheet composite (12) and a vibrator (14) attached to the glass sheet ...
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WO/2024/060006A1 |
The present application mainly relates to an earphone and a transducer thereof. The transducer comprises a first magnetizer, a coil, and a magnet assembly. The orthographic projection of the coil on a reference plane perpendicular to a f...
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WO/2024/062469A1 |
An apparatus for automated stacking and bonding of acoustic stack components includes: a tray for storage of stack components, lower jigs, and upper jigs; a first station comprising a plasma dispenser for application of plasma to an uppe...
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WO/2024/057821A1 |
This display device comprises: a display unit including a liquid crystal panel; a vibrator that is attached to the reverse side of the front surface of the liquid crystal panel and that is driven so as to vibrate the liquid crystal panel...
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WO/2024/058783A1 |
The present invention relates to a fixed-fixed membrane for a microelectromechanical system (MEMS) microphone. In one embodiment, a MEMS acoustic sensor includes a substrate; a membrane situated parallel to the substrate; and at least on...
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WO/2024/057893A1 |
Provided are a glass vibration plate and an exciter-equipped glass vibration plate wherein an exciter can be stably fixed to a glass plate structure having a curved surface. This glass vibration plate 11 comprises: a glass plate struct...
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WO/2024/057596A1 |
This electroacoustic transducer (100) comprises a magnetic circuit (110), a coil (120), an oscillation plate (130), a frame (140), and an edge (150). The edge (150) includes: an up-roll portion (151) which curves to protrude toward a fro...
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WO/2024/052117A1 |
A bass loudspeaker system (10) including: a housing (100); a first diaphragm (210) and a second diaphragm (220); a first drive unit (310) and a second drive unit (320), each drive unit including a stationary part attached to the housing ...
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WO/2024/039265A1 |
The invention relates to acoustics. An electrodynamic transducer comprises a frame having attached thereto two pairs of jaws which are adjustably positionable and fastenable along the longitudinal axis of the frame, a magnet system arran...
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WO/2024/033635A1 |
There is provided a magnetic structure for an air motion transformer (AMT) electroacoustic transducer comprising a diaphragm assembly (7), wherein the magnetic structure comprises at least one magnet (6) positioned at least partially wit...
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WO/2024/031826A1 |
The present invention provides a loudspeaker, comprising: a basket; and a vibration system and a magnetic circuit system, which are fixed to the basket, wherein the vibration system comprises a diaphragm and a voice coil, which drives th...
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WO/2024/035093A1 |
The present invention relates to a coil plate and a flat plate-type speaker. In the coil plate of the present invention, PCB coils are pattern printed in a track form on both surfaces, copper coils wound in a track form are bonded to bot...
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WO/2024/034762A1 |
The present invention relates to a sound screen for a projector, comprising: a screen plate modified to increase a surface roughness of a front side; a back plate formed on a rear side of the screen plate; and an excitation device formed...
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WO/2024/034931A1 |
An electronic apparatus comprises: a housing; and an audio input device disposed inside the housing. The audio input device comprises: a substrate including a through hole through which sound waves pass, and a seating groove; a side wall...
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WO/2024/030682A1 |
This invention provides a planar voice coil system for a loudspeaker motor that can have improved manufacturing simplicity. The voice coil may be etched on a polycarbonate board ("PCB") where the planar voice coil is etched onto the PCB ...
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WO/2024/029308A1 |
This electroacoustic converter comprises: a diaphragm 16 that includes a main dome 22 disposed at the center and a sub-dome 24 that annularly surrounds the main dome; a support portion that fixedly supports an outer periphery 25 of the s...
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WO/2024/024599A1 |
A glass vibration plate (10) comprises: a glass plate constituent (12); a mount (14) fixed to the main surface on one side of the glass plate constituent (12); and a connection part (16) which is provided on a side of the mount (14) oppo...
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WO/2024/019100A1 |
A glass diaphragm (10) comprises a glass sheet structure (12), a mounting unit (14), and a conductive layer (22). The mounting unit (14) includes a base part (16) fixed to the glass sheet structure (12) through an electric releasable adh...
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WO/2024/017782A1 |
The present invention relates to a miniature receiver for a hearing device, said miniature receiver comprising an oblong housing, a sound output port arranged in the oblong housing, a hinged diaphragm arranged within the oblong housing a...
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WO/2024/010298A1 |
A speaker module according to an embodiment comprises: a speaker housing including a first speaker housing which forms at least a first side of the speaker module and a second speaker housing which forms at least a second side of the spe...
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WO/2024/009658A1 |
Provided is an electroacoustic transducer which is formed by disposing a plurality of vibrators in a vibration plate, and in which sound pressure reduction in a high tone range can be suppressed and power consumption can be reduced. The ...
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WO/2024/007509A1 |
Disclosed in the present invention are a dual-diaphragm sound receiver and an electronic device. The dual-diaphragm sound receiver comprises a housing assembly, a first diaphragm assembly, a second diaphragm assembly, an armature and an ...
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WO/2024/009774A1 |
The present invention addresses the problem of providing an image display device that uses a vibrator to vibrate a display panel and output a voice, the image display device being viewable with sufficient sound pressure up to a high soun...
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WO/2024/001246A1 |
Disclosed in the present invention are a dome and a diaphragm assembly for a sound-producing apparatus, a sound-producing apparatus, and an electronic device. The dome comprises an organic aerogel matrix and a reinforcing material disper...
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WO/2024/000665A1 |
The present invention belongs to the technical field of acoustoelectric devices, and particularly relates to a loudspeaker. The loudspeaker of the present invention comprises a vibrating diaphragm assembly, a first damper, a frame, at le...
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WO/2024/002441A1 |
The invention relates to an acoustic assembly (10) for a vehicle interior (14), comprising a trim part (12) , which covers a part of the vehicle structure (18) from the vehicle interior (14) and has a first surface (16) facing the vehicl...
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WO/2024/006738A1 |
The present application discloses systems and methods for developing acoustic and touch interfaces using one or more structural vibration sensors affixed to a surface. The method utilizes the resonant properties of the structure and mach...
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WO/2024/003028A1 |
A bass loudspeaker including: a frame; a diaphragm suspended from the frame by a first suspension element and a second suspension element; the first suspension element is attached to the frame at a first landing surface on the frame; the...
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WO/2024/004825A1 |
This glass diaphragm comprises: a glass sheet structure; and a mounting unit fixed to the glass sheet structure. The mounting unit includes an attachment part for attaching a connection part to which vibration is transmitted by means of ...
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WO/2024/000773A1 |
The present invention provides a MEMS microphone, comprising a substrate having a back cavity and a capacitor system provided on the substrate. The capacitor system comprises a back plate and a vibrating diaphragm provided opposite to th...
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WO/2023/246573A1 |
Disclosed in the present invention are a sound production module and an electronic device. The disclosed sound production module comprises a housing, a first diaphragm, a second diaphragm, and a driving mechanism; the first diaphragm, th...
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WO/2023/245806A1 |
Provided in the present utility model is an MEMS loudspeaker, comprising a substrate defining a cavity and provided with openings at two ends, a cantilever extending from one end of the substrate to the cavity and at least partially susp...
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WO/2023/246179A1 |
The present invention relates to the technical field of acoustic products. Disclosed are a diaphragm for a miniature sound generation device and a miniature sound generation device. The diaphragm comprises a rubber film layer formed by m...
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WO/2023/247017A1 |
A vibratory system comprising a vibratory panel (1) and one or more actuators (7), each actuator (7) being configured to receive a signal and to drive the vibratory panel (1) based on the signal. The vibratory panel (1) has a front surfa...
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WO/2023/250136A2 |
A tunable shielding component, comprising: a first portion of MXene; a second portion of MXene; and a separator disposed between the first portion of MXene and the second portion of MXene, the separator having an electrolyte disposed the...
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WO/2023/247473A1 |
The invention relates to a method for producing a MEMS converter for interaction with a volume flow of a fluid. For this purpose, a shaping component for forming a vibration-capable membrane with an actuator layer in the form of a meande...
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WO/2023/243643A1 |
Provided is a glass diaphragm comprising: a glass sheet composite; a mount portion which is fixed to the glass sheet composite and to which a vibrator for vibrating the glass sheet composite is attached; and an adherend which opposes a f...
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WO/2023/237397A1 |
The invention preferably relates to a process for producing a MEMS transducer comprising a membrane and a carrier, wherein the membrane has a meandering structure comprising vertical and horizontal sections. This comprises initially prov...
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WO/2023/237817A1 |
The object of the invention is a waterproof loudspeaker arrangement (1) comprising a vibrospeaker (4), whereby the vibrospeaker (4) comprises at least a battery, an operating pushbutton (12) and mmeeaannss for forming a wireless telecomm...
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WO/2023/238617A1 |
This tweeter diaphragm is constituted by a high-elasticity sheet having an anisotropy. In a vibration profile that is measured by use of a laser Doppler vibration meter in a frequency band the range of which is between 20 Hz and 40 kHz i...
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WO/2023/230914A1 |
Provided in the present disclosure are a display panel and a display apparatus. The display panel comprises at least two first display units, wherein each first display unit comprises at least one first display sub-unit, and each first d...
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WO/2023/232808A1 |
The present disclosure relates to a loudspeaker transducer comprising a diaphragm (112), a frame (120), an inner suspensions element (118) and an outer suspension element (110). The diaphragm (112) comprises a portion turning inwards (10...
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WO/2023/226021A1 |
Embodiments of the present disclosure provide an ultrasonic transducer and a manufacturing method therefor, and an electronic device. The ultrasonic transducer comprises: an array substrate provided with a groove, a bottom electrode, and...
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WO/2023/225697A1 |
A description is given of an electroacoustic transducer (1), in particular bending wave transducer, having at least a bending-resistant acoustic diaphragm (2) and a structure-borne noise transducer (3) that excites the acoustic diaphragm...
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WO/2023/228826A1 |
A vibration device comprising: a glass plate structure that comprises at least one glass plate; a vibration output unit that is affixed to the glass plate structure and that vibrates the glass plate structure in accordance with a signal ...
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WO/2023/224081A1 |
The present invention relates to a glass diaphragm that includes a glass plate element, a mounting part that is fixed to the glass plate element, a connection part that is mounted on the mounting part and fixed to a vibrator that makes t...
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