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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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WO/2023/224133A1 |
A diaphragm is injection-molded using cellulose composite pellets, the cellulose composite pellets comprise at least one of a transparent cellulose material, a resin material, a light diffuser, a dispersant, and a pigment, and the transp...
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WO/2023/222607A1 |
A loudspeaker is provided comprising: a chassis, a diaphragm, a lead wire for supplying an electrical signal, a drive unit, and a stiffening element. The diaphragm is suspended from the chassis by one or more suspension elements. The dri...
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WO/2023/224082A1 |
The present invention relates to a glass vibration plate comprising a glass plate assembly, a mount portion which is fixed to the glass plate assembly and to which a vibrator for vibrating the glass plate assembly is attached, and an adh...
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WO/2023/224776A1 |
Mobile computing devices and methods for manufacturing mobile computing devices and tuning a spring mass resonator of a distributed mode loudspeaker in such devices are disclosed. A mobile computing device includes a display to which the...
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WO/2023/224049A1 |
A body structure (10) with a glass diaphragm is provided with a glass diaphragm (16) configured including a window glass (18) that closes an opening (22) in a body, a resin layer (30) attached to the peripheral edge of the vehicle-interi...
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WO/2023/217955A1 |
The present invention relates to a planar-dynamic acoustic transducer (0) having at least one magnet arrangement (1) having a plurality of magnetic poles and having at least one acoustic aperture (13) and having a diaphragm (2) having at...
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WO/2023/206642A1 |
A diaphragm (2) and an MEMS sensor (100) using the diaphragm. The diaphragm (2) is a rectangular diaphragm; the diaphragm comprises a diaphragm main body portion (21) as well as fixing portions (22) which are provided on the outside of t...
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WO/2023/210956A1 |
An acoustic output device is disclosed. The acoustic output device comprises: a speaker driver including a diaphragm for generating sound, the diaphragm being arranged at the front thereof; an enclosure which has the speaker driver arran...
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WO/2023/210103A1 |
Provided is a speaker that achieves a sound quality improvement in which vibrating body rigidity is considerably increased, rigidity with regard to non-axisymmetric mode vibration is markedly increased in particular, and a harmonic initi...
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WO/2023/203756A1 |
This display control device (100) has: a display (104); a plurality of actuators (105); an acquisition unit (110) for acquiring transfer characteristics and the like; filter units (130a, 130b) for generating a sound signal A1 and a sound...
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WO/2023/202418A1 |
Disclosed are a microphone assembly and an electronic device. The microphone assembly comprises a substrate, a diaphragm and a back plate. The diaphragm is located between the substrate and the back plate in the direction perpendicular t...
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WO/2023/204133A1 |
This glass diaphragm comprises: a glass-plate constituent body; a mount part which is fixed to the glass-plate constituent body; a connection part which is mounted to the mount part and fixed to a vibrator that vibrates the glass-plate c...
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WO/2023/204134A1 |
The present invention has a glass plate element, a mounting part that is fixed to the glass plate element, and a connection part that is mounted on the mounting part and fixed to a vibrator that makes the glass plate element vibrate. In ...
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WO/2023/205054A1 |
An electronic device, including a housing defining an opening, a speaker unit disposed within the housing and adjacent the opening, the speaker unit including an asymmetric diaphragm, and an asymmetric magnet assembly. The speaker unit c...
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WO/2023/198837A1 |
The invention relates to a construction (1) for mounting an electrodynamic transducer in the passenger compartment of a motor vehicle, the construction comprising a plate (6) having a vibrating structure, at least one electrodynamic tran...
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WO/2023/199889A1 |
This glass diaphragm comprises a glass plate assembly, a mount portion, and a connection portion. One of the mount portion and the connection portion is provided with: a first attachment portion including a tubular outer wall portion; a ...
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WO/2023/195354A1 |
This glass vibrating plate comprises: a glass plate structure component; a mounting portion which is fixed to the glass plate structure component to allow attachment of a vibrator for causing the glass plate structure component to vibrat...
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WO/2023/195784A2 |
The present invention relates to a flat plate-type vibration driver and, more particularly, to a flat plate-type vibration driver having a plurality of magnetic cores. A multi-core flat plate-type vibration driver of the present inventio...
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WO/2023/195528A1 |
The present invention has: a glass plate constituting body; and a mount part which passes through a through-hole and is fixed to the glass plate constituting body. The mount part has: a first mount part having a flange section on a first...
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WO/2023/188929A1 |
Provided are a piezoelectric film, a piezoelectric element, and an electroacoustic transducer that are capable of suppressing the occurrence of poor appearance when stored for a long time in a wound state. A piezoelectric film having a...
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WO/2023/190623A1 |
This electroacoustic converter for a vehicle comprises a main baffle which is formed in a box shape and in which a first through-hole is formed. Further, the electroacoustic converter for a vehicle comprises a vibration unit that is disp...
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WO/2023/188966A1 |
Provided are a piezoelectric film, a piezoelectric element, and an electroacoustic transducer that are capable of suppressing acoustic pressure reduction even after long-term storage. A piezoelectric film having a piezoelectric layer c...
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WO/2023/181699A1 |
Provided is an electroacoustic transducer that can obtain a high sound pressure when the electroacoustic transducer is configured by affixing a piezoelectric element to a diaphragm. This electroacoustic transducer comprises: a diaphrag...
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WO/2023/182088A1 |
A display device (100) comprises: a display unit including a flat panel that displays images; an output unit that is disposed on the back side of the flat panel and outputs sound by driving a plurality of vibration exciters that vibrate ...
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WO/2023/182068A1 |
A display device (100) comprises: a display unit that includes a flat panel for displaying a video; and an output unit that uses driving of a plurality of excitation apparatuses and two left/right cone-shaped speakers to output audio, sa...
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WO/2023/182067A1 |
A display device (100) comprising: a display unit which includes a flat panel for displaying video; and an output unit which is arranged on a rear surface of the flat panel and outputs sound by driving a plurality of exciters for vibrati...
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WO/2023/176190A1 |
A light-emitting device (3) according to the present disclosure comprises a substrate (10), a frame (20), and an actuator (30). The substrate (10) has a plurality of light-emitting elements (11) disposed side by side on a first surface (...
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WO/2023/173579A1 |
One or more embodiments of the present specification relate to a loudspeaker. The loudspeaker comprises: a drive assembly, which generates vibrations on the basis of an electrical signal; and a vibration assembly, which vibrates by recei...
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WO/2023/166892A1 |
Provided is an electroacoustic transducer formed by sticking a piezoelectric element to a vibration plate, wherein even when the vibration plate is flexible, it is possible to obtain a high sound pressure. This electroacoustic transducer...
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WO/2023/166875A1 |
Provided is a manufacturing method for a speaker diaphragm, a speaker diaphragm, and a speaker whereby, even when a hole is opened, insulation properties can be ensured, and rigidity can also be ensured. The method for manufacturing a sp...
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WO/2023/166654A1 |
Provided is a speaker device by which the occurrence of unusual sounds due to a coupler vibration plate coming into contact with a drive vibration plate can be suppressed, and sound quality can be improved. This speaker device (1) comp...
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WO/2023/160974A1 |
The invention relates to a loud speaker and a method, wherein the loudspeaker (100) comprises a rolled actuator (101) having a wound film composite (102), wherein the film composite comprises a first layer and a second layer, each having...
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WO/2023/162345A1 |
Provided are: a detection switch capable of detecting when a sound is made at all times without requiring standby power; and a sound detection system which uses the same. Provided is a detection switch equipped with a vibrating body whic...
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WO/2023/159989A1 |
Disclosed in the present invention are a sound emitting apparatus and an electronic device, wherein, the sound emitting apparatus comprises: a housing; a vibration system arranged on the housing, wherein the vibration system comprises a ...
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WO/2023/162304A1 |
A speaker device (1) according to the present invention comprises: an edge (12) that is provided around a vibration plate (11) and that vibrates the vibration plate (11) in a sound emitting direction; a frame (13) that is provided around...
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WO/2023/161469A1 |
One aspect of the invention relates to a MEMS converter which comprises a vibratable membrane for generating or receiving pressure waves in a vertical emission direction. The vibratable membrane is held by a support and has vertical sect...
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WO/2023/162865A1 |
This vibration device with an exciter is provided with: a glass plate for vehicles that is attached to a vehicle door and that rises and lowers; at least one exciter that, if the glass plate for vehicles is divided into a first region an...
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WO/2023/157668A1 |
This sound output device (40) comprises a member (11) being vibrated that outputs a sound to a space, a vibration mechanism (12) that vibrates the member (11) being vibrated, and a transmission member (15) that transmits the vibration of...
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WO/2023/150109A1 |
An apparatus for generating acoustic waves in an aquatic environment through the use of linear motors mounted on a frame is disclosed herein. The linear motors can reciprocate at a first frequency which is transmitted through a transmiss...
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WO/2023/146036A1 |
The present invention relates to a human body stimulation system providing vibrations using acoustic pressure and bone conduction sound using photoacoustic sound. More specifically, the present invention relates to a human body stimulati...
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WO/2023/134840A1 |
According to an example embodiment, an apparatus (130) for reproducing sound and vibration is provided, the apparatus (130) comprising: a sound and vibration transmission assembly (131 ) comprising a board (132) and a padding (133) coupl...
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WO/2023/134841A1 |
According to an example embodiment, an apparatus (130) for reproducing sound and vibration is provided, the apparatus (130) comprising: a sound and vibration transmission assembly (131 ) comprising a board (132) and a padding (133) coupl...
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WO/2023/114630A1 |
An acoustic device including a first and a second passive radiator structure is provided. The first passive radiator structure includes a passive diaphragm mechanically coupled to a first enclosure member via a first flexible suspension ...
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WO/2023/105871A1 |
This electroacoustic converter 2 comprises a casing 20, a partition member 30 disposed inside the casing 20, a first electroacoustic conversion unit 100, and a second electroacoustic conversion unit 200. The first electroacoustic convers...
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WO/2023/101158A1 |
A display device comprises: a display panel; a housing comprising a first frame comprising a plate supporting one surface of the display panel, and a second frame extending in a direction a display region of the display panel faces, from...
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WO/2023/092847A1 |
A vibration exciter having an elastic support, comprising a cavity cover (1) and a vibration base (5). One side of the cavity cover (1) is provided with a PCB assembly plate (8), and a PCB is provided in the PCB assembly plate (8). An ex...
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