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Matches 1 - 50 out of 19,718

Document Document Title
WO/2018/010367A1
Disclosed in the present embodiment is a detachable external speaker acoustic volume structure for a mobile phone, comprising a speaker acoustic volume structure configured to be assembled with a main body of a mobile phone to form an in...  
WO/2018/011912A1
The present invention is provided with: a magnetic circuit unit (2), which has a pole piece (23) that forms a gap, and a screw section (24) that is coaxial with the pole piece (23); and a vibration system unit (1), which has a voice coil...  
WO/2018/006553A1
Provided are a multi-speaker unit module and a design method thereof, and an electronic device. The module comprises a housing (1) and at least two speaker units (2a, 2b, 2c, 2d). The housing (1) has mounting positions (101a, 101b, 101c,...  
WO/2018/006544A1
Disclosed are a loudspeaker and a wearable device. The loudspeaker comprises a cylindrical thin film, a cylindrical permanent magnet and a cylindrical soft magnetic body. The cylindrical thin film is connected to the cylindrical permanen...  
WO/2018/006535A1
A passive radiator and a speaker, comprising: a diaphragm (1), a frame (2) and at least one folding ring assembly (3). The diaphragm (1) is provided at a middle portion of the frame (2), and is connected to an inner edge of the frame (2)...  
WO/2018/003394A1
A vibration driver according to the present invention is provided with: a coil; a magnet; a vibration transmission plate for transmitting vibrations between the coil and the magnet; and a support member (10) for supporting the coil, the ...  
WO/2018/004054A1
The present invention relates to a speaker unit. The speaker unit according to the present invention has a diaphragm located between a first guide member having a width narrower than a that of a first magnet and a second guide member hav...  
WO/2018/000316A1
A microphone with a display function, comprising a microphone body (1) and a microphone rod (2) connected to the microphone body (1). The microphone body (1) comprises a housing (3), a Mic (4), a PCB board (5) and a display screen (6). T...  
WO/2018/000757A1
The present invention relates to a speaker, and speaker module. The speaker comprises a housing and two electrical connection members mounted on the housing, each electrical connection member comprises a second pad portion exposed from a...  
WO/2018/004872A1
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/2017/220649A1
An example magnet assembly for a loudspeaker includes a first permanent magnet with a cuboid shape, the first magnet encompassing a central opening, and a second permanent magnet with a cuboid shape, the second magnet positioned coaxiall...  
WO/2017/219743A1
Disclosed in the present invention is a voice coil provided with multiple independent current input ends and multiple independent current output ends. The voice coil provided with multiple independent current input ends and multiple inde...  
WO/2017/219744A1
A frameless multi-series coil comprises at least two closed coils (21, 22). Each closed coil (21, 22) is provided with an input end (211, 221) and an output end (212,222). The input ends (211, 221) and the output end (212,222) of the clo...  
WO/2017/215239A1
Provided in the present invention is a speaker module, comprising a module outer shell, and a speaker unit accommodated inside the module outer shell; the speaker unit divides the cavity formed by the module outer shell into a front audi...  
WO/2017/218183A1
An electro-acoustic driver comprises a sleeve having a first end and a second end; a first wire exit opening at a first position of the sleeve; a second wire exit opening at a second position of the sleeve; a voice coil within the sleeve...  
WO/2017/215238A1
Disclosed is a loudspeaker, comprising an upper housing and a lower housing connected in a fitting way, and a vibration system received between the upper housing and the lower housing. The vibration system comprises a vibrating diaphragm...  
WO/2017/218525A1
A bobbin for an electro-acoustic driver includes an outer surface, a substantially planar surface at an end of the bobbin, and a bobbin axis that is substantially coaxial with a housing axis. The bobbin is disposable inside a housing and...  
WO/2017/218184A1
An electroacoustic transducer comprises a sleeve extending along a longitudinal axis; diaphragm coupled to the sleeve at a first end of the sleeve; a subassembly in the sleeve; and an alignment element extending from the subassembly in a...  
WO/2017/214855A1
A pneumatic single-body structure (10) comprising: a diaphragm layer (20), a first electrically-conductive structure (31), and a second electrically-conductive structure (32). The first electrically-conductive structure (31) is arranged ...  
WO/2017/216126A1
The invention relates to a broadband electrodynamic transducer (10) for headphones, said transducer (10) comprising: - a magnetic motor (11) designed to generate a magnetic field; - a coil (12) that is disposed in the air gap (13) of the...  
WO/2017/213415A1
The present invention provides a sound output apparatus comprising: a first sound output unit; a second sound output unit provided so as to be spaced at a predetermined distance from the first sound output unit; at least one opening form...  
WO/2017/213831A1
Embodiments disclosed in the present disclosure relate to vibration transducers. Such a transducer includes an electromagnet having a conductive coil. The conductive coil is configured to be driven by an electrical input signal to genera...  
WO/2017/212990A1
This electronic component (101) comprises: an insulating base (10) having a first main surface (VS1) that serves as a mounting surface; a coil (3); mounting electrodes (P1, P2) formed on the first main surface (VS1); and a projection par...  
WO/2017/210605A1
A passive cardioid acoustical system, or loudspeaker, is described which is driven with a single electrical signal and provides a useful reduction of low-frequency sound intensity in the rearward direction while producing relatively high...  
WO/2017/206065A1
An improved structure of a planar diaphragm monomer, comprising: a thin membrane layer (10), a first coil (31), a second coil (32), a third coil (33) and a fourth coil (34). The first coil (31) is provided on a first side (111) on a firs...  
WO/2017/206733A1
Disclosed is a mounting assembly for use in a mobile terminal. The mobile terminal comprises a main frame mounted with a mainboard thereon. The mounting assembly comprises a bracket mounted with at least one of a loudspeaker and a vibrat...  
WO/2017/209451A1
The present invention relates to a speaker apparatus for reproducing a sound from an electrical signal and, more specifically, to a voice coil speaker apparatus capable of reproducing a high-fidelity sound over a wide frequency band.  
WO/2017/202143A1
A sound generating assembly and display device. The sound generating assembly comprises a sound generating component (10), a back plate (20), and at least one elastic component (30). The elastic component (30) comprises a first snap-fit ...  
WO/2017/203485A1
A button sound processor, including an RF coil, such as an inductance coil, and a sound processing apparatus and a magnet, which can be a permanent magnet, wherein the button sound processor has a skin interface side configured to interf...  
WO/2017/199929A1
A plate speaker provided with a flat diaphragm in which is formed a wiring pattern constituting part of a magnetic circuit, wherein the thickness of the diaphragm is differentiated for each area.  
WO/2017/197895A1
Disclosed in the present invention are a sound absorbing assembly for a speaker module, and a speaker module. The sound absorbing assembly comprises a supporting housing, an accommodating groove is disposed in the supporting housing, and...  
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/2017/198274A1
An audio transducer with a diaphragm having a curved shape and with an electrical conductor disposed on a surface on or integrated with the diagphragm, e.g. a diaphragm made of a thin and self-supporting foil, e.g. being dome shaped. The...  
WO/2017/200154A1
The present invention relates to a slim type speaker. The slim type speaker, in which vibrating spaces of a diaphragm and a voice coil are separated, is not affected by the height (thickness) of a magnetic circuit, and thus can reduce th...  
WO/2017/197742A1
A method and device for audio processing, comprising the steps of: switching between a speaker mode and a microphone mode; when entering the speaker mode, controlling an acoustic-electric two-way transducer to receive an electric signal ...  
WO/2017/193447A1
Published are a loudspeaker and an electronic device configured with the loudspeaker. The loudspeaker comprises: a housing and a voice diaphragm (2) arranged within the housing. The loudspeaker further comprises a first coil (3) and a se...  
WO/2017/194784A1
A technique for joint production of vibration and sound is provided. According to an example embodiment, the technique is provided by an apparatus comprising means for jointly producing vibration and sound to reproduce an input audio sig...  
WO/2017/191226A1
The present invention relates to a membrane plate structure for generating sound waves, the membrane plate structure comprises a vibrating element for generating sound waves and a membrane plate which is coupleable to the vibrating eleme...  
WO/2017/190515A1
Disclosed is a speaker module, comprising a module housing and a speaker unit accommodated within the module housing. The speaker unit partitions a module cavity encircled by the module housing into two cavities, namely a front acoustic ...  
WO/2017/190512A1
Disclosed is a sound-absorbing component, comprising a housing and sound-absorbing particles filled in the housing. An antistatic material is added to the materials from which the housing is made, or the antistatic material is coated on ...  
WO/2017/183098A1
[Problem] To provide a speaker device and a speaker device sound quality improvement method whereby the occurrence of eddy current during a voice coil operation can be suppressed, thereby improving the sound quality. [Solution] A speaker...  
WO/2017/183370A1
A good output state of sound is secured without incurring a steep increase in cost. The present invention is provided with: a vibration plate; a magnetic circuit; a bobbin to which the inner peripheral part of the vibration plate is atta...  
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/2017/177380A1
A vehicle-mounted microphone module. The vehicle-mounted microphone module comprises: a housing (1); a connector (8) provided on one end in the housing (1); a preamplifier circuit board (2) connected to the connector (8), and used for am...  
WO/2017/173506A1
Headphone with at least one earphone speaker driver (4) for reproducing the sound emanating from an audio signal (19) from an audio source, characterized in that it is also provided with an at least one so-called "medium surface exciter"...  
WO/2017/173600A1
A moving-coil speaker comprises: a magnetic path unit (1); an annular frame (3) connected to exterior of the magnetic path unit (1) and used to carry a membrane (2); and a PCB (4) installed on the frame (3) and used to solder thereon a c...  
WO/2017/166375A1
Disclosed are a voice coil and a miniature loudspeaker provided with the voice coil, which relate to the technical field of electro-acoustic products. The voice coil is formed by winding a voice coil wire. The number of wound layers of t...  
WO/2017/166702A1
Embodiments of the present invention relate to the technical field of fitness equipment. Disclosed is a treadmill, which can provide a stereophonic effect. The treadmill comprises a treadmill body and a stereophonic system configured on ...  
WO/2017/171756A1
A portable transceiver unit includes: a microphone to receive spoken voice commands from a user; a wireless transceiver to wirelessly communicate with a host computer; and an indicator to indicate a state of a personal assistant applicat...  
WO/2017/161748A1
Disclosed is a user terminal which uses an audio output structure consisting of a loudspeaker and a receiver. The user terminal comprises: a receiver sound outlet hole provided on a first side of the user terminal, and a receiver leaking...  

Matches 1 - 50 out of 19,718