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Patent Searching and Data


Matches 1 - 50 out of 21,013

Document Document Title
WO/2021/082079A1
Provided is a loudspeaker enclosure, comprising a shell with an accommodating space and a sound production unit accommodated in the accommodating space and dividing the accommodating space into a front cavity and a rear cavity, wherein t...  
WO/2021/082126A1
The present invention relates to a speaker box comprising an upper cover plate, a lower cover plate, and a speaker unit. The speaker unit comprises a vibration diaphragm and a magnetic bowl. The vibration diaphragm is spaced apart from a...  
WO/2021/085981A1
Disclosed is a vehicle speaker including a first speaker assigned to output a low frequency band and a second speaker assigned to output a high frequency band. The first speaker and the second speaker may be installed on one surface of a...  
WO/2021/082253A1
Disclosed are a vibration diaphragm for a sound-producing device and a sound-producing device. The vibration diaphragm comprises at least one elastomer layer, wherein the elastomer layer is made of a butadiene rubber; and the butadiene r...  
WO/2021/082265A1
A sound system control method and apparatus and a readable storage medium, the control method comprising: after receiving an access signal of a sound source device, a main speaker acquires a first signal strength of the access signal (S1...  
WO/2021/082052A1
Disclosed is a microfilter, comprising a bearing member (201) and a filter membrane (102). The bearing member (201) is provided with a through cavity (205) formed therein and penetrating same in the thickness direction thereof. The filte...  
WO/2021/082252A1
Disclosed in the present invention are a diaphragm of a sound production device, and a sound production device. The material of the diaphragm is a butyl rubber membrane layer, and butyl rubber comprises a copolymer composed of isobutene ...  
WO/2021/082963A1
Provided are an electronic device and a playing control method therefor. The electronic device comprises a shell, and a loudspeaker and a proximity sensor, which are arranged inside the shell, wherein the shell is provided with a through...  
WO/2021/082247A1
Disclosed in the present invention are a vibrating diaphragm of a sound generation device and a sound generation device. The vibrating diaphragm comprises a fluorosilicone rubber film layer, the fluorosilicone rubber comprises a linear p...  
WO/2021/082243A1
Disclosed in the present invention are a vibrating diaphragm for a miniature sound generation device and a miniature sound generation device. The vibrating diaphragm is made of polyether rubber. The polyether rubber comprises at least on...  
WO/2021/087270A1
A loudspeaker system includes a line array assembly and a base for supporting the line array assembly. The line array assembly includes a plurality of electro-acoustic transducers arranged along a vertical axis and the base houses electr...  
WO/2021/077461A1
Provided in the present invention are a speaker box and a terminal device, the speaker box comprising an upper cover panel, a lower cover panel that forms an accommodating cavity with the upper cover panel, a sound-generating unit accomm...  
WO/2021/078656A1
A loudspeaker system comprising: an acoustically sealed enclosure including a front wall and a back wall; a diaphragm coupled to the front wall of the enclosure; a magnet assembly, and; a voice coil assembly including a voice coil former...  
WO/2021/077460A1
The utility model provides a loudspeaker box and a terminal device. The loudspeaker box comprises an upper cover plate, a lower cover plate forming an accommodating cavity with the upper cover plate, a sound production monomer accommodat...  
WO/2021/077459A1
Provided in the present invention are a speaker box and a terminal device, the speaker box comprising an upper cover panel, a lower cover panel that forms an accommodating space with the upper cover panel, a sound-generating unit accommo...  
WO/2021/075464A1
A curved portion descending in an arc is formed in a damper inner peripheral portion, and a corrugated portion is formed from an outer peripheral end of the curved portion to a damper outer peripheral portion, wherein the damper inner pe...  
WO/2021/073306A1
A light-emitting loudspeaker, comprising a basin-shaped frame, a vibrating diaphragm, a voice coil, a centering support pad, a folding ring, and a magnetic circuit system, and further comprising an annular light-emitting apparatus. The a...  
WO/2021/073815A1
The invention relates to a light for a motor vehicle, having a light housing which has a housing wall (12) which limits an interior space (14) of the light housing (12) to an environment (16) of the light. A loudspeaker (24) is used to e...  
WO/2021/073816A1
The invention relates to a light (10) for a motor vehicle, having a light housing (12) which has a housing wall (14) which delimits an interior space (16) of the light housing (12) to an environment (18) of the light (10), and having a l...  
WO/2021/075815A1
A flat panel type vibration driver according to an embodiment of the present invention comprises: a base frame; a vibration unit arranged inside the base frame and vibrating vertically by a magnetic circuit; and a suspension connecting t...  
WO/2021/068297A1
Provided is a sound generating device, which comprises a basin frame, and a vibration system and a magnetic circuit system provided with a magnetic gap, which are respectively fixed to the basin frame; the vibration system comprises a di...  
WO/2021/068298A1
The present invention provides a sound generating device, which comprises a basin frame, a vibration system, and a magnetic circuit system; wherein the vibration system comprises a diaphragm and a dome; the diaphragm comprises a vibratio...  
WO/2021/068623A1
Provided in the present application are a sound-producing apparatus and a terminal device, related to the technical field of electronic devices. The sound-producing apparatus mainly comprises a first magnetically permeable structure, a f...  
WO/2021/063112A1
Disclosed are a bone conduction loudspeaker, bone conduction headphones and a bone conduction hearing aid. The bone conduction loudspeaker comprises: a magnetic assembly, the magnetic assembly comprising a first magnetic member and a sec...  
WO/2021/063111A1
Disclosed is a headset. The headset comprises: a headset main body used to transfer sounds by means of vibrations; a first magnetic member installed at the headset main body; and a second magnetic member in magnetic connection with the f...  
WO/2021/063113A1
Disclosed in the present invention are a bone conduction loudspeaker, a bone conduction earphone, and a bone conduction hearing aid. The bone conduction loudspeaker comprises: a magnetic assembly; a voice coil; an elastic assembly which ...  
WO/2021/058012A1
Disclosed are a conductive membrane for a sound generation device and a sound generation device. The conductive membrane comprises a conductive layer and substrate layers located on two sides of the conductive layer. The conductive membr...  
WO/2021/056292A1
The present invention relates to a loudspeaker device. The loudspeaker device comprises a housing, and a magnetic circuit system and a vibration system disposed in the housing. The vibration system comprises a drive coil capable of produ...  
WO/2021/056898A1
Disclosed are a centring disk and a sound production device, the centring disk comprising a first fixing part and a third fixing part that are used for being connected and fixed to an acoustic component, wherein the first fixing part is ...  
WO/2021/056900A1
Disclosed is a sound production device, comprising a housing, and a vibration system and a magnetic circuit system installed on the housing, wherein the vibration system comprises a diaphragm assembly and a voice coil assembly fixedly co...  
WO/2021/058011A1
Disclosed are a conductive film for a sound production device and a sound production device. The conductive film comprises a conductive layer and substrate layers located on two sides of the conductive layer, and the conductive film comp...  
WO/2021/056862A1
Disclosed is an acoustic device, comprising a sound production unit and a first housing. The sound production unit comprises a vibrating diaphragm. A first closed cavity is enclosed by the first housing and the vibrating diaphragm. The f...  
WO/2021/058009A1
Disclosed in the present invention are a conductive film for a sound production device and the sound production device, comprising a conductive layer, and a first base material layer and a second base material located at two sides of the...  
WO/2021/058006A1
Disclosed in the present invention are a conductive film for a sound production device and the sound production device. The conductive film comprises a conductive layer and base material layers located at two sides of the conductive laye...  
WO/2021/056294A1
The present invention relates to a horn apparatus. The horn apparatus comprises a housing, and a magnetic circuit system and a vibration system that are provided in the housing. The vibration system comprises a planar driving coil that m...  
WO/2021/056293A1
The present invention relates to a horn device. The horn device comprises a housing, and a magnetic circuit system and a vibration system arranged in the housing, wherein the vibration system comprises a drive coil capable of generating ...  
WO/2021/058008A1
Disclosed are a conductive film for a sound production apparatus, and a sound production apparatus. The conductive film comprises a conductive layer, and a first substrate layer and a second substrate layer located on two sides of the co...  
WO/2021/058013A1
Disclosed in the present invention are a conductive film for a sound producing device, and a sound producing device. The conductive film comprises a conductive layer and base material layers on both sides of the conductive layer; the con...  
WO/2021/056899A1
Disclosed is a sound generation device, comprising a housing, a magnetic circuit system and a vibration system being mounted on the housing. The vibration system is conducted with an external circuit by means of a signal access terminal ...  
WO/2021/060520A1
An electroacoustic converter 1 comprises: a coil 12 that is wound in a cylindrical shape; a vibration plate 10 that is connected to the coil 12; a magnet 20 that is disposed coaxially with the coil 12; an annular pole piece 21 that is co...  
WO/2021/052110A1
The embodiments in the present application relate to the technical field of media, and provided therein are a method and device for improving the sound quality of a speaker, which can effectively improve the sound quality of a speaker. T...  
WO/2021/052303A1
Embodiments of the present application provide a sound producing device and an electronic equipment. The electronic equipment may comprise mobile or fixed terminals having a speaker function, such as a mobile phone, a tablet computer, a ...  
WO/2021/052196A1
The present application provides an exciter, a screen assembly and an electronic device. The exciter comprises a support member, a transparent diaphragm, a magnetic member, and a coil, the transparent diaphragm being fixed to the support...  
WO/2021/052243A1
Embodiments of the present application provide a speaker and a terminal. The speaker comprises a housing having an accommodation space and a sound producing unit fixed in the accommodation space. The sound producing unit has a vibration ...  
WO/2021/052046A1
Disclosed is an acoustic output device, comprising: an acoustic driver comprising a vibrating diaphragm and a magnetic circuit structure, with the side of the vibrating diaphragm that faces away from the magnetic circuit structure formin...  
WO/2021/054295A1
[Problem] To provide a higher performance and higher quality curved diaphragm speaker system that has sufficient performance for both hearing-impaired and hearing people. [Solution] A speaker unit 10 according to the present invention is...  
WO/2021/054707A1
A moving coil for a flat panel speaker, according to an embodiment of the present invention, comprises a PCB coil and a metal coil. A single or a plurality of PCB coil plates are formed in a single or multiple layers. The PCB coil is pri...  
WO/2021/054708A1
A flat speaker according to one embodiment of the present invention comprises: a voice coil plate; a vibration plate for generating sound according to the vertical vibration of the voice coil plate; a damper coming in contact with the lo...  
WO/2021/051835A1
The present disclosure discloses a mobile terminal and sound output control method thereof, the mobile terminal includes a housing, the first side surface of the housing is provided with a first sound outlet hole, the second side surface...  
WO/2021/013307A4
The invention is based on an electrodynamic loudspeaker (2) that has an enclosure (1) and at least one single loudspeaker (3). The at least one single loudspeaker (3) consists of a loudspeaker basket (7), a magnet (12) attached thereto w...  

Matches 1 - 50 out of 21,013