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Patent Searching and Data


Matches 1 - 50 out of 1,345

Document Document Title
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 ...  
WO/2017/158582A1
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 ...  
WO/2017/146323A1
A hybrid type dynamic speaker is disclosed. According to the present invention, two or more nozzle holes are formed in a mounting portion of a frame provided with a full-range generating speaker, and each nozzle hole is equipped with bal...  
WO/2017/125976A1
[Problem] To provide: an acoustic transducer device which is a balanced armature type capable of improving acoustic pressure without involving upsizing; and a sound output apparatus. [Solution] A projection-type display device according ...  
WO/2017/126040A1
[Problem] To provide a sound production device which enables easier assembling work and high-accuracy setting of relative positions of an armature and a diaphragm, and which eliminates the need for positioning work. [Solution] A flexible...  
WO/2017/118878A1
An electro-acoustic transducer including a housing having an interior volume with first and second interior volume portions and a sound aperture that extends to the first interior volume, a diaphragm located between the first and second ...  
WO/2017/116023A1
Disclosed is a noise shielding earset having an acoustic filter. The noise shielding earset having an acoustic filter according to the present invention comprises: a driver unit for generating sound; and an acoustic filter for covering a...  
WO/2017/116021A1
An earset having a hollow channel is disclosed. The earset having a hollow channel according to the present invention may comprise: a case; a speaker embedded in the case; a tube separated from an output space of speaker sound on the fro...  
WO/2017/115521A1
[Problem] To provide a method of manufacturing a sound generating device with which warping of an armature which activates a vibrating plate can me minimized. [Solution] An armature 32 is caused to vibrate by means of a magnetic field ge...  
WO/2017/103666A1
A transcutaneous bone conduction device includes magnets secured to housing of an external portion of the device. The magnets can be disposed within the housing, or secured to an external surface thereof. The magnets are disposed about a...  
WO/2017/105851A1
A microphone includes a base with a port extending therethrough, and a microelectromechanical system (MEMS) device coupled to the base. The MEMS device includes a diaphragm, a back plate, and a substrate. The substrate forms a back-hole....  
WO/2017/083626A1
An acoustic receiver assembly includes a housing with a receiver structure, e.g. a moving armature loudspeaker, configured to convert an electrical signal into sound energy that emanates through a channel of a sound tube coupled to the h...  

Matches 1 - 50 out of 1,345