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Matches 1 - 50 out of 19,967

Document Document Title
WO/2018/220054A1
The invention relates to an acoustic chamber having: - a box structure (3) forming a first edge (24) defining an opening (26), - at least one loudspeaker having at least one diaphragm (50) that is configured to emit sound waves and exten...  
WO/2018/220066A1
Electrodynamic loudspeaker including: - a chassis; - a magnetic circuit defining at least one air gap; - an assembly that is movable with respect to the chassis in translation along an axis (D) of the loudspeaker, the assembly including ...  
WO/2018/214209A1
Disclosed are a method for winding a voice coil (20a, 20b, 20c, 20d, 20e, 20f), and a vibration assembly and a sounder with the vibration assembly. The method for winding the voice coil (20a, 20b, 20c, 20d, 20e, 20f) comprises the follow...  
WO/2018/214714A1
Disclosed in the present invention are an electro-acoustic transducer (100), and electronic device (200). The electro-acoustic transducer (100) comprises a housing (10), an electro-acoustic component (20), and a vibration element (30). T...  
WO/2018/214280A1
The present invention relates to a speaker module, and electronic apparatus. The speaker module comprises a housing (100), a speaker drive unit (200), at least one porous material frame (700), and sound absorbing particles (600). The spe...  
WO/2018/214785A1
Disclosed are a vibrating diaphragm and a miniature sound generator provided with the vibrating diaphragm, relating to the technical field of electroacoustic products. The vibrating diaphragm comprises a central portion, an edge portion ...  
WO/2018/209814A1
A sound generating device module and an electronic product. The sound generating mechanism module comprises: a module housing (1), having an inner cavity (11) and an accommodating cavity (12) and being configured to allow air to flow bet...  
WO/2018/206858A1
This filing makes it possible to actuate the entangled fundamental principle of the wave quantum world that corrects the particle world in a linear fashion throughout the particle world. This entanglement also makes it possible to verify...  
WO/2018/205440A1
The present invention relates to the technical field of electroacoustic products, and provides a miniature sound generator, comprising a shell (10), and a vibration system and a magnetic circuit system which are received in the shell (10...  
WO/2018/205353A1
A linear movement bistable electromagnetic switch, comprising a coil (1), a magnetic rotor (2) movably disposed in an inner hole of the coil (1), a housing (3) which wraps an outer side surface of the coil (1), and an insulating layer (4...  
WO/2018/196132A1
Provided are a loudspeaker module and an electronic device. The loudspeaker module comprises a module housing (100) and a loudspeaker unit (200), wherein the loudspeaker unit (200) is accommodated in the module housing (100), and a vibra...  
WO/2018/196133A1
Disclosed are a housing for a loudspeaker module, a loudspeaker module and an electronic apparatus. A positioning corner (12) and a retaining wall (13) are arranged on the housing, the positioning corner (12) and the retaining wall (13) ...  
WO/2018/196155A1
Provided is a loudspeaker module, relating to the technical field of electro-acoustic products, and comprising a housing and a loudspeaker unit (30) accommodated in the housing, wherein a heat-conducting sheet (50) is adhered to the posi...  
WO/2018/195835A1
A broadband ultrathin sound wave diffusion structure, comprising a plurality of sound wave diffusion units (1), wherein each sound wave diffusion unit (1) comprises at least one sound wave propagation section (3), and, according to requi...  
WO/2018/196147A1
The present invention relates to the technical field of electronic products, and particularly to a horn assembly (1), an electronic device and a method for mounting the horn assembly (1) in the electronic device. A vibration diaphragm (1...  
WO/2018/189422A1
The invention relates to a device for producing sound and vibration (10) for a user to hear and feel via surface contact, which comprises a damper mass plate (15) and an inertial actuator (16) attached thereto, which inertial actuator (1...  
WO/2018/186732A1
The present invention is a tweeter speaker (10) with special curved stainless steel mesh wire netting (50) on the front end surface (40) of the speaker to facilitate nesting of swiftlets, and to produce higher quality nests. It is design...  
WO/2018/180937A1
[Problem] To provide a speaker which efficiently transmits kinetic energy converted from electric energy of a sound signal without suppressing vibration of a curved diaphragm, enables both a person with impaired hearing and a person with...  
WO/2018/176660A1
A hybrid loudspeaker monomer and a loudspeaker module The monomer comprises a moving-coil sound production unit and a moving-iron sound production unit; the moving-coil sound production unit comprises a vibration system and a first magne...  
WO/2018/183898A1
An omni-directional acoustic deflector includes an acoustically reflective body having a substantially conical outer surface, and an inner surface opposite the outer surface. The inner surface defines a region that is configured to be co...  
WO/2018/176665A1
Disclosed is a composite ceramic sound=absorbing member (1) and a sound production device module. The composite ceramic sound-absorbing member (1) comprises a composite ceramic sound-absorbing material (10) ,wherein the composite ceramic...  
WO/2018/177035A1
Disclosed in the present invention is a loudspeaker, comprising a vibration system which comprises an elastic plate. According to the loudspeaker in the present invention, the linear range is expanded, and the design of each anchoring el...  
WO/2018/176635A1
Disclosed are an injection moulding method for a product (500) with an elastic connection sheet (100'), and a loudspeaker and an electronic apparatus. The method comprises: providing a blank (100) for the elastic connection sheet (100'),...  
WO/2018/183162A1
In various embodiments, vibro-acoustic transducer arrangements in accordance herewith are optimized for sensing and transducing acoustic phenomena occurring within a patient's body, and manifesting themselves at the skin surface with fre...  
WO/2018/170941A1
Disclosed is a moving magnet-type loudspeaker, relating to the technical field of electro-acoustic products, and comprises a housing, wherein the housing accommodates a vibrating diaphragm and a vibrator arranged in parallel with the vib...  
WO/2018/174582A1
A sound output device according to an embodiment of the present invention comprises: a cover unit that has an inner space which accommodates a module unit for sound output by means of bone conduction; and a adjustment unit that is mounte...  
WO/2018/171053A1
A vibration system in a sound unit and a sound device, comprising a lead extension line (3) electrically connected to a voice coil lead. The lead extension line (3) extends from a position thereof that is electrically connected to the vo...  
WO/2018/171066A1
The present utility model relates to the technical field of electroacoustic products. Disclosed is a speaker module comprising a housing and a speaker unit accommodated within the housing. The speaker unit divides a cavity of the entire ...  
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/2018/171440A1
The invention relates to a single-cavity sandwich-type automobile subwoofer, comprising a bass box, and a bass speaker and a bass radiator group which are mounted in the bass box. The number of the bass speaker is at least one and the ba...  
WO/2018/170939A1
Disclosed is a moving magnet-type loudspeaker, comprising a housing (12a; 10b), which housing (10a; 10b) accommodates a vibrating diaphragm and a vibrator arranged in parallel with the vibrating diaphragm, with the vibrator comprising a ...  
WO/2018/170944A1
Disclosed are an integrated magnet and voice coil assembly and a moving magnet-type loudspeaker provided with the assembly, wherein the magnet and voice coil assembly comprises a voice coil provided with a central hole and a bonded magne...  
WO/2018/170945A1
Disclosed is a moving magnet loudspeaker, comprising an enclosure (12; 10), wherein a diaphragm and a vibrator are provided in the enclosure (12; 10), the vibrator comprises a voice coil (34), and a driving magnet (24) is fixed at one si...  
WO/2018/170938A1
Disclosed is a moving magnet-type loudspeaker, comprising a housing, a vibrating diaphragm and a vibrator arranged in parallel with the vibrating diaphragm being housed in the housing, wherein the vibrator comprises a voice coil; a drive...  
WO/2018/172944A1
A hinge system having at least three hinge joints, consisting each of a hinge element and an associated contact member. The contact surface of the hinge element of each hinge joint moves relative to the contact surface of the associated ...  
WO/2018/170940A1
Disclosed are a sound-generating device and an electronic apparatus, the sound-generating device comprising a housing and a vibrating system, with the vibrating system comprising a vibrating flat plate (6), wherein the vibrating flat pla...  
WO/2018/167538A1
The invention relates to audio transducer technology, including audio tuning systems to be utilised in personal audio devices, such as headphone, earphones, mobile phones and the like. The audio tuning system optimises the frequency resp...  
WO/2018/166268A1
The present disclosure provides a loudspeaker, a loudspeaker device and a mobile terminal. The loudspeaker includes: a frame having an outer circumferential side wall, an inner circumferential side wall arranged opposite to the outer cir...  
WO/2018/167386A1
The present invention relates to a one-piece device for a powered speaker enclosure. According to the invention, the powered speaker enclosure comprises in particular: two central loudspeakers intended to reproduce low frequencies, one l...  
WO/2018/165280A1
A loudspeaker and method of operating a loudspeaker are provided. The loudspeaker has a motor assembly with at least one planar coil. First and second magnets are magnetized in a magnetized direction perpendicular to a direction of coil ...  
WO/2018/161492A1
Disclosed in the present utility model is a speaker module, relating to the technical field of electro-acoustic products. The speaker module comprises: a housing, the housing being accommodated with a speaker unit, the speaker unit divid...  
WO/2018/161475A1
A speaker unit, a speaker, a terminal and a speaker control method. A speaker unit comprises a frame, a magnet, a vibrating diaphragm, a first coil, and a second coil assembly, wherein the second coil assembly comprises at least one seco...  
WO/2018/161241A1
The present invention relates to a dual top plate miniature speaker, comprising a diaphragm and a voice coil connected to a lower part of the diaphragm, and further comprising an annular bracket having a U-shaped cross section, a first t...  
WO/2018/159457A1
Provided is a mounting substrate having suppressed occurrence of bonding defects in mounted electrodes. The mounting substrate comprises a resin layer and a first conductor having a surface that comes in contact with the resin layer. The...  
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/2018/159455A1
Provided is an electric element whereby difference in characteristics between electric elements is suppressed. The electric element comprises: a substrate including resin layer and a first conductor having a surface coming in contact wit...  
WO/2018/157274A1
The present invention relates to a manufacturing method for a diamond-like carbon diaphragm, comprising the steps of: placing a base material in the air, the base material being a high polymer material; a step of depositing a composite d...  
WO/2018/157715A1
A method and an apparatus for removing dust in a sound outlet hole of a loudspeaker and a terminal device are disclosed. The method includes reading a prestored audio frequency for removing dust; and playing the audio file for removing d...  
WO/2018/157668A1
A sound-producing vibration two-in-one exciter applicable to a touch screen, comprising a touch screen. The exciter further comprises a basin frame and a magnetic shell fixedly connected to the basin frame; the magnetic shell is provided...  
WO/2018/149093A1
Disclosed are a sound production device module and an electronic product. The sound production device module comprises a single sound production device, a module shell and a flexible circuit board; the single sound production device is p...  

Matches 1 - 50 out of 19,967