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Matches 1 - 50 out of 1,403

Document Document Title
WO/2021/061055A1
The invention generally relates a transducer apparatus in a device to obtain high signal-to-noise-ratio signals including speech in a noisy environment by a non-acoustic transducer or sensor adapted in two ways. One, adapted to sense fre...  
WO/2021/053883A1
According to the present invention, a diaphragm 15 is disposed on a yoke 3. A recess 19 is formed in the upper surface of the diaphragm 15. A first metal plate 17 is disposed in the recess 19. A permanent magnet 23 is disposed on the app...  
WO/2021/040920A1
An actuator module includes a baseplate extending in a plane, a voice coil connected to the baseplate, and a magnet assembly. The actuator module also includes a rigid frame attached to the baseplate, the rigid frame comprising four stub...  
WO/2021/019195A1
An actuator module includes a base plate extending in a plane, a voice coil connected to the base plate, and a magnet assembly that includes a back side facing the base plate and a front side facing away from the base plate. The magnet a...  
WO/2021/021483A1
An all-terrain or utility vehicle includes an audio system having at least one speaker. The at least one speaker may be positioned at a forward portion of the operator area and may be supported by a body panel. More particularly, the bod...  
WO/2021/003795A1
Disclosed is a magnetic potential transducer, comprising a fixed component and a moving component (C). The fixed component comprises at least one magnetostatic field generation apparatus (a), wherein the magnetostatic field generation ap...  
WO/2020/259299A1
Disclosed is a mobile terminal, comprising: a first terminal portion provided with a first sound output hole; and a second terminal portion provided with a second sound output hole and a receiver, the second terminal portion being capabl...  
WO/2020/237711A1
The present utility model provides a vibration transmission plate comprising a plate body. The plate body comprises an outer ring plate, n wave-shaped plates connected to an inner side of the outer ring plate, a middle ring plate connect...  
WO/2020/173551A1
A magnet actuator (1) comprising a first housing arrangement (2) comprising a first housing (2a), a first balancing magnet (2b), and a first coil (2c) partially surrounding the first balancing magnet (2b), a second housing arrangement (3...  
WO/2020/176147A1
A distributed mode loudspeaker (DML) includes a flat panel extending in a panel plane. The DML also includes a rigid, elongate member displaced from the flat panel and extending parallel to the panel plane, the elongate member being mech...  
WO/2020/164696A1
A magnet actuator (1) comprising a first housing arrangement (2) comprising a first housing (2a), a first balancing magnet (2b), a first coil (2c) partially surrounding the first balancing magnet (2b), and a first suspension means (2d), ...  
WO/2020/128897A3
A bone conduction device is configured to classify received sound signals (sounds) into one or more sound categories/classes (i.e., determine the input signal type). The bone conduction device is configured to dynamically set a maximum f...  
WO/2020/129021A1
An apparatus, including an implantable portion of a transcutaneous bone conduction device and a pedestal attached to the implantable portion, the pedestal configured to be implanted into a skull bone of a recipient. In an exemplary embod...  
WO/2020/107400A1
The present application relates to the technical field of loudspeakers, and provides a receiver and a hearing aid with the receiver. The receiver comprises an upper shell, a lower shell, an armature, a first permanent magnet, a second pe...  
WO/2020/103757A1
The present disclosure relates to a sound production module (20) and an electronic device (100). The sound production module (20) comprises a vibrating diaphragm (23), a moving iron unit (22), a voice guide tube (24), and an earphone soc...  
WO/2020/096356A1
The present invention relates to the structure of a magnetic circuit of a bone conduction vibration transducer capable of maximizing driving force. The purpose of the present invention is to divide a winding into two and separate and pla...  
WO/2020/096134A1
The present invention relates to a speaker unit. The objective of the present invention is to provide a technique for appropriately controlling a distortion phenomenon of sound signal reproduction by reducing a variation in impedance. A ...  
WO/2020/086444A1
An acoustic device and method generates an acoustic signal by applying an excitation signal to a first coil disposed about an armature of an acoustic receiver. A second coil magnetically coupled to the first coil generates an electrical ...  
WO/2020/030239A1
A printed wiring board (1) for use in an electronic device (10), the printed wiring board comprising at least one integrated circuit (15) and a voice coil (3), the voice coil (3) being formed integrally with the printed wiring board (1)....  
WO/2020/001787A1
A magnet actuator (1) for use in an electronic device (2) comprising a coil (3), a magnet (4), a first housing (5), and a second housing (6), the coil (3) being at least partially located within, and fixed to, the first housing (5), the ...  
WO/2019/238204A1
A magnet actuator (1) for use in an electronic device, comprising a first magnet arrangement (2), a second magnet arrangement (3), comprising a first magnet (3a) and a second magnet (3b), and a coil (4) arranged between the first magnet ...  
WO/2019/218494A1
The embodiments of the present application relate to the field of telephone receivers, and provide a moving iron receiver, comprising: a shell, which comprises an upper shell and a lower shell, which upper shell and lower shell are snap-...  
WO/2019/205490A1
The embodiments of the present application relate to the field of receivers. Provided is a moving iron receiver. The moving iron receiver comprises a motor assembly and a housing, the motor assembly being accommodated inside the housing....  
WO/2019/208400A1
Provided are an electro-mechanical converter and the like in which tilting with respect to a central axis of an armature is suppressed, and which is suitable for achieving performance improvement and size reduction. The electro-mechanica...  
WO/2019/196138A1
Embodiments of the present application relate to the field of receivers, and provide an armature and a receiver comprising the armature. The armature comprises: a yoke, the yoke comprising a base portion and two support portions extendin...  
WO/2019/196134A1
The embodiment of the present application relates to the field of telephone receiver, and provides a housing and a telephone receiver comprising the same. The housing includes: a first plate body, being in the shape of a flat plate; a se...  
WO/2019/196105A1
Disclosed is a moving-iron structure (100), relating to the technical field of loudspeakers. The moving-iron structure (100) comprises: a housing (10) provided with an air passage (14), a first through hole (111), a second through hole (...  
WO/2019/184152A1
The present application relates to the technical field of receivers, and provides a diaphragm and a receiver. The diaphragm comprises: a vibration sheet, a main portion of the vibration sheet protruding toward the top surface of the vibr...  
WO/2019/184199A1
An armature structure (100), relating to the technical field of armature structures. The armature structure (100) comprises: an armature body (20), comprising a fixing portion (21) and a conducting portion (22), the fixing portion (21) b...  
WO/2019/173470A1
Hearing aid devices, methods of manufacture, methods of use, and kits are provided. In certain aspects, the hearing aid devices comprise an apparatus having a transducer and a retention structure comprising a shape profile corresponding ...  
WO/2019/157443A1
Apparatus and methods are described herein that provide a vibratory device that can apply a vibratory signal to a portion of a head of a user such that the vibratory signal can be conducted via bone to a vestibular system of the user and...  
WO/2019/125673A1
An apparatus includes a frame and a surround element that couples a diaphragm to the frame such that the diaphragm is movable in a reciprocating manner relative to the frame. The surround element includes a half-roll element having a con...  
WO/2019/098181A1
This sound production device comprises: a vibration plate; an armature made of a magnetic material; a pair of magnets that face each other, sandwiching the armature, and form a prescribed gap therebetween; a yoke that supports the pair o...  
WO/2019/094515A1
A sound processing method and an interactive device are provided. The method includes determining a sound source position of a sound object relative to an interactive device based on a real-time image of the sound object; and performing ...  
WO/2019/081805A1
There is provided an arrangement for generating vibration according to an electrical input signal, the arrangement comprising: a first permanent magnet arrangement comprising a first permanent magnet; a frame comprising magnetic material...  
WO/2019/082330A1
[Problem] To provide a microphone for an earphone, for which reduction in device size is realized, energy loss is reduced, and signal conversion efficiency is improved as a result of suppression of scattering transmission of transmission...  
WO/2019/080789A1
The present invention relates to a vibrating diaphragm speaker and earphones capable of producing three dimensional stereo sound effects, for solving the technical problem of existing designs being insufficiently rational. The vibrating ...  
WO/2019/082167A1
A bone conduction device, including a transducer and a housing, wherein the housing is directly flexibly connected to the transducer at a dynamic component of the bone conduction device and directly flexibly connected to a static compone...  
WO/2019/062857A1
Disclosed in embodiments of the present invention are a motor manufacturing method and a motor assembly. The method comprises: manufacturing a first motor assembly, the first motor assembly comprising a tape and a plurality of magnetic y...  
WO/2019/062859A1
Disclosed in embodiments of the present application is a receiver, comprising: a lower housing; a moving-iron unit disposed in the lower housing; a connecting rod with one end connected to the moving-iron unit; a diaphragm comprising a s...  
WO/2019/056933A1
A framework coil, a moving-iron receiver and a moving-iron loudspeaker. The coil comprises: an iron core (10); a framework (20) connected to the iron core (10); a wire wound on the framework (20); a first conductive terminal (40-1); and ...  
WO/2019/053990A1
[Problem] To further ensure suppression of sound leakage to an external environment. [Solution] A bone conduction acoustic transmission apparatus according to the present invention is provided with: a first magnetic body that is implante...  
WO/2019/014510A3
An acoustic receiver includes a first receiver subassembly having bottom housing plate with at least a portion of a motor fastened thereto, and a second receiver subassembly having a closed-ended housing wall with at least one open end t...  
WO/2019/053714A1
The disclosed technology relates to speaker drivers and micro-drivers, and more particularly to speaker drivers that include a woofer and a tweeter driven by a first and a second magnetic circuit, respectively, both magnetic circuits sha...  
WO/2019/049846A1
Provided is a sound production device which, as a sound production device enabling easy and accurate coil alignment and having improved ease of assembly, is provided with: a diaphragm; an armature that is formed from a magnetic material;...  
WO/2019/014510A2
An acoustic receiver includes a first receiver subassembly having bottom housing plate with at least a portion of a motor fastened thereto, and a second receiver subassembly having a closed-ended housing wall with at least one open end t...  
WO/2018/236140A1
The present invention relates to a hybrid speaker wherein a dynamic low-volume sound speaker and an electro-magnetic high-volume sound speaker are coaxially coupled to each other by a housing; the electro-magnetic high-volume sound speak...  
WO/2018/186062A1
Headphones provided with sound-radiating units supported by temples that eyeglass units provided with a display unit and/or a lens have and inserted into the cavum conchae of a user's ears.  
WO/2018/170946A1
Disclosed is a moving magnet loudspeaker, relating to the technical field of electroacoustic products, and comprising an enclosure, wherein the enclosure houses a diaphragm and a voice coil arranged parallel to the diaphragm under the di...  
WO/2018/160243A1
A bone conduction transducer includes a yoke having a pair of arms, a layer of high permeability steel on a surface of the yoke between the arms, a metal coil, a metallic post that extends into a center portion of the metal coil, a diaph...  

Matches 1 - 50 out of 1,403