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Matches 1 - 50 out of 1,362

Document Document Title
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...  
WO/2018/155867A1
The present invention suggests a piezoelectric vibration apparatus and an electronic device comprising the same, the piezoelectric vibration apparatus comprising: a support member; a vibration board provided on the support member; and a ...  
WO/2018/148485A1
In accordance with one aspect, a diaphragm for an acoustic receiver is provided that includes a frame, a paddle flexibly coupled to the frame, and a gap between a portion of the paddle and the frame. The diaphragm further includes siloxa...  
WO/2018/131435A1
According to the present invention, a vibration plate 11 and a vibration support sheet 12 that supports the vibration plate 11 are provided in an opening part 6 of a frame fixed inside a case. The vibration support sheet 12 has a vibrati...  
WO/2018/117370A1
The present invention relates to a speaker. A speaker according to the present invention comprises: a pair of permanent magnets arranged on open opposite sides of a solenoid coil having a rectangular box shape; and a first setting case a...  
WO/2018/106999A1
An acoustic receiver diaphragm includes a frame with an opening extending therethrough. A paddle is disposed in the opening, and a gap extends between portions of the paddle and the frame. A hinge connects the paddle to the frame. The hi...  
WO/2018/091889A1
The present invention provides for an electroacoustic driver for use within an explosion proof loudspeaker or sounder and comprising a housing enclosing a coil of an electromagnet, the coil operatively coupled to an electromagnet core, a...  
WO/2018/079113A1
According to the present invention, an armature 32has a fixed part 32a, an extending part 32b, a bent part 32c, and a movable part 32d. The moveable part 32d of the armature 32 is inserted into a coil 27 to face magnets 24, 25, and the f...  
WO/2018/075442A1
A pre-distorted electrical excitation signal is generated for an acoustic transducer having an armature and a non-linear transfer characteristic by applying an electrical input signal (x) representative of a desired acoustic output to a ...  
WO/2018/034016A1
[Problem] To provide a sound generation device having an armature inserted in a coil and facing a magnet, wherein a yoke is optimized, whereby it is possible to stabilize the acoustic pressure level at high frequencies. [Solution] A soun...  
WO/2018/034015A1
[Problem] To provide: a sound generation device whereby a coil can be easily and securely fixed to a yoke, in a drive mechanism; and a production method therefor. [Solution] A first yoke 21 and a second yoke 22 are combined and a first m...  
WO/2018/030264A1
A linear actuator 1 that has: a mobile body 6; a fixed body 2 that comprises a case 3 in which the mobile body 6 is housed; and a magnetic drive mechanism 10 that drives the mobile body 6 in an axial line L direction. A sound emission ho...  
WO/2018/022209A1
Methods and devices are provided for a wireless microphone network whereby robustness for reception of audio information transmitted by one or more wireless microphones is enhanced. The system incorporates a dual stage network approach f...  
WO/2018/019963A1
A balanced armature driver assembly comprises a first balanced armature driver having an armature surrounded by a coil, said first balanced armature driver having two taps for connecting respective end points (12,14) of said coil to an i...  
WO/2018/014431A1
An hybrid Bluetooth earphone comprises an ear case (1), a Bluetooth receiver (2) and a frequency divider (3). A first acoustic chamber (11) and a second acoustic chamber (12) which are independent from each other are arranged in the ear ...  
WO/2017/212696A1
[Problem] To provide a sound-producing device capable of preventing a bonding agent by which a vibration support sheet is bonded to a frame from becoming attached to a joint part when a lower case and an upper case are combined. [Solutio...  
WO/2017/212697A1
[Problem] To provide a method for producing a sound-generating device which makes it possible to position a vibrating plate, a frame and a vibration support sheet with a high degree of accuracy and adhere the same to one another, and to ...  
WO/2017/212698A1
[Problem] To provide a sound-generating device capable of accurately eliminating an atmospheric pressure difference between a sound generation space and a neighboring space which are demarcated so as to sandwich a vibrating plate therebe...  
WO/2017/199226A1
A transparent ultrasonic emitter includes a first transparent conductive layer; a second transparent conductive layer; and a plurality of transparent spacers disposed between the first and second transparent layers conductive of the ultr...  
WO/2017/195433A1
[Problem] To provide a sound producing device capable of preventing an armature from becoming attached to a magnet even when the armature touches the magnet by application of external vibration. [Solution] An armature 32 is vibrated by a...  
WO/2017/183790A1
Disclosed are a noise blocking earset and a method for manufacturing same. A noise blocking earset, according to the present invention, can have a driver unit, having a back hole formed thereon, and a case having the driver unit embedded...  
WO/2017/168903A1
Provided is an earhole open-type sound reproducing device with which it is possible to obtain satisfactory sound quality across a wide bandwidth while employing bone conduction. A first equalizer 303 removes a high-frequency component wh...  
WO/2017/158583A1
A haptic transducer comprising a magnetic plate, a plurality of coils each separately couplable to a signal generator such that axis of each coil is perpendicular to the plate and all coils are on a common side of the plate, and signals ...  

Matches 1 - 50 out of 1,362