Abstract: This invention provides a speaker cabinet, and the aforementioned speaker cabinet includes a containment space within; multiple reinforcing rib connectors pass through the space between the two faces on the inside of the aforementioned containment space with the largest area; when these two faces start moving towards or away from each other, the reinforcing rib connectors provide resistance in the opposite direction of the movement; the aforementioned cabinet and reinforcing rib connectors are created in one piece via extrusion blow moulding. The invention provides a speaker cabinet, where the total capacity of the cabinet can remain unchanged during use, and the cabinet is very light-weight, and the inner walls of the cavity are also very thin. Completely fulfils sound quality and portability requirements.

Abstract: An acoustic transducer is configured to perform an acoustic transformation. The acoustic transducer is disposed within a wearable sound device or to be disposed within the wearable sound device. The acoustic transducer includes at least one anchor structure, a film structure and an actuator. The film structure is disposed within a first layer and anchored by the anchor structure disposed within a second layer. The actuator is disposed on the film structure, and the actuator is configured to actuate the film structure to form a vent temporarily. The film structure partitions a space into a first volume to be connected to an ear canal of a wearable sound device user and a second volume to be connected to an ambient of the wearable sound device. The ear canal and the ambient are to be connected via the vent temporarily opened when the film structure is actuated.

Abstract: A speaker includes a front cover, a coil, a frame, a magnet, a magnetic diaphragm, and a voice coil. The coil is located on an inner side of the front cover, the magnetic diaphragm is located between the coil and the voice coil, a periphery of the magnetic diaphragm is adhered to one side of the frame, the magnet is located on the other side of the frame, and the one side and the other side of the frame are two opposite sides of the frame. The voice coil is configured to drive the magnetic diaphragm to vibrate.

Abstract: A MEMS transducer includes a first and a second differential MEMS sensor device. The first differential MEMS sensor device includes a first and a second electrode structure for providing a first differential output signal, and a third electrode structure between the first and second electrode structure. The second differential MEMS sensor device includes a first and second electrode structure for providing a second differential output signal, and a third electrode structure between the first and second electrode structure. A biasing circuit provides the third electrode structure of the first differential MEMS sensor device with a first biasing voltage and provides the third electrode structure of the second differential MEMS sensor device with a second biasing voltage. A read-out circuitry combines the first and second differential output signal in an anti-parallel manner.

Abstract: Provided is a bracket for a speaker, the bracket being capable of ensuring the strength when the speaker is attached by using an attachment plate, and also enhancing the workability in folding of the attachment plate when the speaker is attached without using the attachment plate; the present invention includes: a frame-shaped support portion which supports a speaker; and a mounting member which is used for attaching the speaker supported by the support portion to the outside and is provided in the support portion, wherein a plurality of grooves having different extension directions are continuously formed on a base part of the mounting member, the base part connecting the mounting member and the support.

Abstract: The present application discloses a sound-output device, a vibration speaker configured to generate a bone-conducted sound wave; and an air-conducted speaker configured to generate an air-conducted sound wave. The vibration speaker is coupled to the air-conducted speaker through a mechanical structure; and the bone-conducted sound wave is input to the air-conducted speaker at least in part as an input signal.

Abstract: An in-ear earphone includes a face shell for mounting an earphone cable and a bottom shell provided with an ear cap, and the face shell and the bottom shell are detachably fixed to each other. A loudspeaker and an air valve are arranged at the bottom shell, and the bottom shell is further provided with a sound transmission channel. One end of the sound transmission channel is in communication with an inner ear canal located at a side where the ear cap is located, and another end of the sound transmission channel is connected to a sealing plug formed by the air valve and the loudspeaker. One end of the air valve is connected to the sound transmission channel, and another end of the air valve is connected to an outer ear canal, to control the communication between the sound transmission channel and the outer ear canal.

Abstract: An acoustic transducer is disposed within a wearable sound device or to be disposed within the wearable sound device. The acoustic transducer includes a first anchor structure and a first flap. The first flap includes a first end and a second end. The first end is anchored by the first anchor structure, and the second end is configured to perform a first up-and-down movement to form a vent temporarily. The first flap partitions a space into a first volume to be connected to an ear canal and a second volume to be connected to an ambient of the wearable sound device. The ear canal and the ambient are connected via the vent temporarily opened.

Abstract: A low-frequency loudspeaker is provided comprising an enclosure having a front, a back and a sidewall. An audio speaker is mounted in an opening in the front of the enclosure. The audio speaker has a diaphragm for producing front sound waves that are transmitted outwardly from the diaphragm and back sound waves that are transmitted into the enclosure from the diaphragm. A spiral waveguide is positioned within the enclosure. The spiral waveguide has a first end proximal to the speaker diaphragm for receiving the back sound waves and extends outwardly therefrom in a spiral pattern to a second end that forms a low-frequency terminus exit port opening in the sidewall.

Abstract: An earpiece including an earbud. The earbud includes a stem having a proximal end and a distal end, a speaker disposed inside the stem at the distal end, and a sleeve disposed inside the stem. The earpiece also includes a housing connected to the proximal end of the stem. The housing contains firmware configured to communicate electronically with the speaker and to communicate wirelessly with an external device. The housing also contains curved partial sleeves. Each of the curved partial sleeves is adjacent an inner surface of a wall of the housing.

Abstract: The present disclosure relates to a high-pitched loudspeaker, which widens the starting frequency of the high-pitched loudspeaker, and the high-pitched loudspeaker has a smoother intermediate frequency curve and less distortion. A high-pitched loudspeaker comprises a magnetic circuit system, a voice coil, and a diaphragm connected to the voice coil, wherein a first cavity is formed between the magnetic circuit system and the voice coil and the diaphragm, the high-pitched loudspeaker further comprises a back cover, the magnetic circuit system is arranged between the diaphragm and the back cover, and a second cavity is formed between the back cover and the magnetic circuit system, a through-hole is opened on the magnetic circuit system which communicates the first cavity and the second cavity to constitute an air gap cavity of the high-pitched loudspeaker.

Abstract: In accordance with the present disclosure a hearing instrument is provided. The hearing instrument comprises a wireless communication unit for wireless communication, a speaker interconnected with the wireless communication unit and being configured to provide an output audio signal, a battery configured to supply power to the hearing instrument, a filter circuit interconnecting the battery and a power management circuit of the hearing instrument, the wireless communication unit being interconnected with the battery, the battery being configured for emission and reception of an electromagnetic field having an RF wavelength. The filter circuit is configured to de-couple the battery and the power management circuit at frequencies above 3 MHz and configured to connect the battery to the power management circuit at frequencies below 300 kHz.

Abstract: Provided is a speaker box, which includes a first damping member fixed to the housing and covering the sound outlet, and a second damping member fixed in the receiving space and fixed to the housing. The second damping member, the base and/or the cover define an extension cavity in communication with the front acoustic cavity. When the speaker produces sound, the extension cavity stabilizes frequency response variation caused by variation in the dynamic height of the air space. When the diaphragm of the speaker is at the lowest and highest positions of the air space, the variation in the final acoustic frequency response of the speaker box is always small, and the final acoustic frequency response of the speaker is also small. Thus, the intermodulation distortion of speakers in mobile devices or other thin devices can be reduced, and a sound quality of the speaker box can be improved.

Abstract: Various embodiments of a hearing device and a system of using such device are disclosed. The hearing device includes a housing, electronic components disposed within the housing, and an earpiece adapted to be disposed in an ear canal of the ear of the wearer. The device also includes a sensor adapted to be in contact with a portion of the ear of the wearer, where the sensor is further adapted to detect a physiological characteristic of the wearer and generate a sensor signal based on the physiological characteristic that is received by a controller of the electronic components disposed within the housing; and a cable that operatively connects the sensor to the earpiece, where the cable is biased to maintain contact between the sensor and the portion of the ear of the wearer when the earpiece is disposed in the ear canal of the wearer.

Abstract: 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 through hole which corresponds to the magnetic conductive yoke and penetrates through inner and outer surfaces of the module housing is provided, near the magnetic conductive yoke, on the module housing, and the magnetic conductive yoke extends into the through hole; and an assembly gap is provided between the magnetic conductive yoke and a hole wall of the through hole. The loudspeaker module further comprises a sealing member, wherein a part of the sealing member is adhered to the outer surface of the housing, and the other part is adhered to a bottom surface of the magnetic conductive yoke so as to seal the assembly gap.

Abstract: Disclosed is an ear tip. An ear tip according to an exemplary embodiment of the present disclosure is mounted on one side of an earphone and configured to be inserted into a wearer's external auditory canal to stably fix a position of the earphone. According to the present disclosure, it is possible to provide the ear tip including a structure easily and physically removable from a mold without the aid of a separate chemical substance even though a material having high adhesiveness is applied in a manufacturing process.

Abstract: A ceiling tile loudspeaker includes an acoustic enclosure that defines an acoustic cavity. An electro-acoustic transducer is supported by the enclosure such that a first radiating surface of the electro-acoustic transducer radiates acoustic energy into the acoustic cavity and a second radiating surface of the electro-acoustic transducer radiates acoustic energy outward away from the acoustic enclosure. A first baffle is disposed within the acoustic cavity. The loudspeaker also includes a plurality of partitions, which, together with the first baffle, defines a plurality of ports that acoustically couple the acoustic cavity to an exterior of the enclosure. Each of the plurality of ports includes a first open end, a second open end, and a central axis extending therebetween. The ports are arranged such that their central axes lie in a plane that is substantially perpendicular to a motion axis of the electro-acoustic transducer.

Abstract: Aspects of the subject technology relate to low noise microphone assemblies for electronic devices. A microphone assembly may include components for sensing sound, mounted on a substrate, under a cover disposed on the substrate. The components may receive sound through an opening in the substrate. The microphone assembly may include an interposer on the substrate. The interposer includes one or more contacts on a surface that is spatially separated from the surface of the substrate, in a direction perpendicular to the surface of the substrate. A first side of the substrate may be mounted to an inner surface of a housing of the electronic device. The components, the cover, and the interposer may be mounted to an opposing second side of the substrate. A flexible printed circuit may be coupled to the contacts on the surface of the interposer, and mechanically attached to a surface of the cover.

Abstract: A microphone assembly includes an acoustic transducer having a back plate and a diaphragm, such that a surface of the back plate includes a plurality of holes. At least a portion of the plurality of holes are arranged in a non-uniform pattern. The non-uniform pattern includes holes of varying sizes spaced apart from neighboring holes by varying distances. The microphone assembly further includes an audio signal electrical circuit configured to receive an acoustic signal from the acoustic transducer.

Abstract: The present invention is in the field of an intra ear canal hearing aid, a pair of said hearing aids and use of said hearing aids. Such a hearing aid is designed to improve or support hearing. It typically relates to an electroacoustic device that is capable of transforming sound, thereby reducing noise and typically amplifying certain parts of the audio frequency spectrum. In addition such as hearing aid may improve directional perception of sound.