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Matches 1 - 50 out of 20,190

Document Document Title
WO/2019/156487A1
An electronic device according to various embodiments of the present invention may comprise: a housing including a front plate, a rear plate oriented in a direction opposite to the front plate, and a side member for surrounding a space b...  
WO/2019/157325A1
The present invention relates generally to audio speakers, and systems and methods for making audio speakers. More specifically, the present invention relates to reliable precision audio speaker coil assemblies, and systems and methods f...  
WO/2019/153916A1
Disclosed is a loudspeaker module, comprising a housing. A loudspeaker body is accommodated in the housing. The loudspeaker body divides the inner cavity of the module into a front cavity and a rear cavity. A leakage hole is formed at th...  
WO/2019/156398A1
The present invention relates to a flat speaker and, more specifically, to a flat speaker which enables the realization of a high-quality and high-capacity speaker by maximizing the number of turns of a coil and decreasing unnecessary co...  
WO/2019/148426A1
Disclosed is a metal damper loudspeaker, comprising a planar paper-cone (1), a basket (2), a voice coil (3), a piece of voice absorption cotton (4), an iron sheet (5), a magnet (6), a U-shaped piece of iron (7) and two metal dampers (8),...  
WO/2019/148452A1
The present application discloses a speaker assembly and an electronic device. The speaker assembly is used in the electronic device. The speaker assembly comprises: a speaker excitation system, comprising a speaker magnetic circuit stru...  
WO/2019/148834A1
The present utility model belongs to the technical field of circuit boards, and discloses a bendable circuit board microspeaker, comprising a bracket, a front end board, a pad, a voice coil lead, a positioning post, a rear end board, a b...  
WO/2019/144539A1
Provided is a speaker mounting structure, comprising: a housing, with a lateral face of the housing being provided with a sound-out hole; a mounting groove provided inside the housing, the sound-out hole being in communication with the m...  
WO/2019/143150A1
One embodiment provides a vented box loudspeaker system comprising a speaker driver and a controller configured to receive a source signal for reproduction via the driver, determine a target displacement of the driver and a target sound ...  
WO/2019/137191A1
An embodiment of the present invention provides a sounder, comprising a housing, a vibration system, and a magnetic circuit system; a first end of the housing accommodates and fixes the vibration system and the magnetic circuit system se...  
WO/2019/137047A1
Disclosed are a display panel and a display device including the display panel. The display panel comprises a display panel main body, a magnet structure and a driving diaphragm. The driving diaphragm is located on the display panel main...  
WO/2019/137192A1
Provided in the embodiments of the present invention is a sound-emitting apparatus. The present sound-emitting apparatus comprises a shell, a sound-emitting unit being arranged in the shell, a sealed rear cavity being formed between the ...  
WO/2019/134162A1
Disclosed is a magnetic circuit component (102, 3100, 3200, 3300, 3400, 3500, 3600, 3700, 4100, 4200, 4300, 4400, 4500, 4600, 4700, 4800, 4900, 5100, 5200, 5300, 5400, 5500, 5600, 600, 700, 800, 900, 1000, 1100, 1200, 1300) of a bone con...  
WO/2019/134387A1
The present application relates to a magnetic circuit assembly for a bone conduction speaker. The magnetic circuit assembly generates a first magnetic field. The magnetic circuit assembly comprises a first magnetic element, and the first...  
WO/2019/134434A1
The present utility model relates to a miniature speaker, comprising a miniature speaker body; said miniature speaker body has at least one pair of leads that lead out from the interior of the miniature speaker and extend outward; the mi...  
WO/2019/128424A1
Disclosed is a loudspeaker module, comprising a module housing formed with an accommodation cavity, and a loudspeaker unit accommodated in the accommodation cavity, wherein the loudspeaker unit comprises a magnetic conductive yoke; a thr...  
WO/2019/128436A1
The present utility model relates to a sounding device module, comprising a module case and a diaphragm. The module case has an accommodating cavity therein, the diaphragm is fixed in the accommodating cavity, the diaphragm has an upward...  
WO/2019/130530A1
[Problem] The present invention addresses the problem of reproducing high-quality sounds especially in a low-sound range by means of a loudspeaker device. [Solution] A supporting frame 25, a drive magnet 17, and a pole piece 19 are house...  
WO/2019/128440A1
Disclosed in the utility model are a diaphragm and a sound generator comprising the same. The diaphragm comprises a fastening portion fastened to an outer casing of a sound generator, a surround portion integrated with the fastening port...  
WO/2019/128439A1
The present utility model relates to a magnetic conductive plate carrier tape and a sounding device module. The magnetic conductive plate carrier tape comprises a carrier tape handle and a magnetic conductive plate; the carrier tape hand...  
WO/2019/128425A1
Disclosed is an electroacoustic device, comprising: a magnetic conductive member, which is provided with an installation surface; and a magnet, which is bonded and fixed to the installation surface by means of an adhesive, wherein an air...  
WO/2019/128423A1
Provided in an embodiment of the present invention are a loudspeaker diaphragm and a loudspeaker. The loudspeaker diaphragm comprises: a center portion, bending ring portion, and fixing portion successively connected from the inside to t...  
WO/2019/119649A1
Provided are a structure and method for reinforcing a loudspeaker diaphragm, and a loudspeaker. The structure for reinforcing a loudspeaker diaphragm comprises a diaphragm and aerogel, the aerogel being adhered to a surface of the diaphr...  
WO/2019/121072A1
A loudspeaker including a diaphragm having a front surface facing in a forward direction for producing sound to be radiated outwardly from the loudspeaker in the forward direction and a back surface facing in a backward direction that is...  
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/2019/121213A1
Bass reflex type loudspeaker enclosure comprising a cabinet (6), a loudspeaker (7) and a first vent (10). The acoustic loudspeaker enclosure further comprises a second vent (11) and an internal heat sink (12) which is located inside the ...  
WO/2019/122942A1
A spatial sound modulator can comprise an array of controllable unit cells, each has a dimension of roughly half the wavelength of the target frequency. The spatial sound modulator can communicate with at least one feedback to achieve me...  
WO/2019/121266A1
A dipole loudspeaker for producing sound at bass frequencies. The dipole loudspeaker includes: a diaphragm having a first radiating surface and a second radiating surface, wherein the first radiating surface and the second radiating surf...  
WO/2019/117706A1
A speaker device (1) having a frame (2), two opposite directed diaphragms (3, 3'), and two speaker drivers, each having at least one magnetic driver (10, 10') for driving the two opposite directed diaphragms (3, 3') in operation. A speak...  
WO/2019/113211A1
Systems and methods for reducing wind noise in an electronic hearing protector are provided. The electronic hearing protector includes a housing and a windscreen. The housing includes a cut-out portion having at least one acoustic inlet....  
WO/2019/111558A1
This vibration system has: a diaphragm; and an edge that is disposed around the diaphragm. The vibration system is configured such that the diaphragm has a first region and a second region which have shapes asymmetrical to each other, th...  
WO/2019/109416A1
The present invention relates to a sound emission device module and an electronic apparatus. The sound emission device module comprises a module housing. The module housing has an accommodation cavity therein. A through hole is arranged ...  
WO/2019/105137A1
Disclosed are a sound generation apparatus assembly and module. The sound generation apparatus assembly comprises a magnetic circuit assembly and a vibration assembly, wherein the magnetic circuit assembly comprises a magnet yoke and a c...  
WO/2019/105136A1
An electronic device, comprising: a housing (1), and an assembly that is disposed within the housing (1); the assembly comprises a sound-producing device module (4) that is provided with a vibration film; a gap is provided between the ho...  
WO/2019/104898A1
A planar diaphragm horn, comprising a diaphragm assembly (100), a magnet assembly (200) and a frequency modulation assembly (300). The magnet assembly (200), the diaphragm assembly (100) and the frequency modulation assembly (300) are st...  
WO/2019/105220A1
Disclosed in the present application is an electroacoustic assembly, which is fixed onto a circuit board and which comprises: a loudspeaker monomer, comprising a bottom plate, an inner frame and a vibrating diaphragm, wherein the inner f...  
WO/2019/102860A1
The present invention enables a reduction in harmonic distortion in a speaker unit comprising a diaphragm the rigidity of which varies according to the direction from the center to the outer circumference thereof. Provided is a speaker u...  
WO/2019/100879A1
Disclosed are a conductive diaphragm, a loudspeaker, and a method for manufacturing the conductive diaphragm. The conductive diaphragm comprises a bent annular portion, a fixing portion and a central portion, and a conductive layer, a po...  
WO/2019/101161A1
Disclosed in the present invention is a sound producing device, comprising a housing having a hollow cavity; a first sound producing membrane mounted on the housing and separating the hollow cavity as a first cavity and a second cavity; ...  
WO/2019/098487A1
The present invention relates to a hybrid speaker, having a high-frequency tweeter and a low-frequency woofer formed on the same axis, for improving sound quality by separately emitting a high-frequency sound generated by the high-freque...  
WO/2019/095510A1
Disclosed is a sound-emitting device. The sound-emitting device comprises: a magnetic circuit system with a magnetic gap formed therein; a vibration component comprising an annular support portion, a vibrating diaphragm, and a voice coil...  
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/2019/087375A1
[Problem] To enable high quality sound reproduction, particularly at low audio frequencies, in a speaker device. [Solution] According to the present invention, a driving magnet 17 is fixed inside a yoke frame 15 having a flange part 15b,...  
WO/2019/087847A1
This speaker device (1) is provided with: a frame having an annular first circumferential part (12) joined to a magnetic circuit structure (10) that forms a magnetic circuit, an annular second circumferential part (13) provided closer to...  
WO/2019/086357A1
A loudspeaker device comprises first and second diaphragms (12, 14) arranged co-axially in an opposed relation to each other to cancel mechanical vibrations. Each diaphragm has multiple voice coils, with the voice coils of the first and ...  
WO/2019/084724A1
A loudspeaker and a cone thereof. The cone comprises a basically loudspeaker-shaped first diaphragm (10) and a first circular reinforcing rib (20). The first diaphragm (10) comprises a plurality of V-shaped notches (120) having a gradual...  
WO/2019/088668A1
An electronic device according to an embodiment may comprise: a speaker; an amplifier connected to the speaker through a first electrical path; and at least one processor electrically connected to the amplifier, wherein the at least one ...  
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/2019/078481A1
A speaker is disclosed. The speaker disclosed herein comprises: a magnetic circuit device provided to generate a magnetic force; a voice coil provided to vibrate by means of the magnetic circuit device; and a damper for guiding the motio...  
WO/2019/077925A1
A speaker (100) is equipped with: a magnetic circuit (110) that is provided with a magnetic gap (111); a voice coil body (120) disposed in a state of being inserted into the magnetic gap (111); a diaphragm (130), to which the voice coil ...  

Matches 1 - 50 out of 20,190