209results about "Loudspeaker screens" patented technology

An image capture device includes a housing that defines a cavity and an aperture positioned within the cavity and an audio device disposed within the housing at a location of the aperture. The image capture device includes stanchions that extend outward from the cavity and a cover coupled to the stanchions. The cover is free of contact with the housing.

A seat assembly is provided. The seatback for a first seat is configured to receive an occupant in a vehicle. A headrest is coupled to the seatback and includes at least one loudspeaker and a lattice structure. At least one loudspeaker is positioned in the headrest and is configured to transmit an audio output signal from the headrest. The lattice structure includes a first section positioned proximate to the at least one loudspeaker to enable the audio output signal to pass therethrough and a second section to prevent the audio output signal from leaking to a second seat. The first section is formed at a first density and the second section is formed at a second density. The first density of the first section is less than the second density of the second section to increase an acoustic transparency of the audio output signal.

An acoustic device is provided. The acoustic device comprises a housing, a waterproof assembly, an acoustic assembly, and a sealing member. The housing includes an accommodation cavity provided with a first sound transmission hole. The waterproof assembly is within and in sealed connection with the accommodation cavity, and covers the first sound transmission hole to prevent liquid from contacting an acoustic sensor. The acoustic assembly includes the acoustic sensor, the acoustic assembly being disposed on a side of the waterproof assembly away from the first sound transmission hole and in sealed connection with the waterproof assembly, and a first gap being formed between the acoustic assembly and the accommodation cavity. The sealing member seals the first gap to fix the acoustic assembly and prevent the liquid from entering an interior space of the housing through the first gap.

Provided is a speaker, including: a diaphragm structure including first and second diaphragms, the first diaphragm is configured to push air to vibrate to generate initial sound wave, and a signal of which is modulated based on a signal within an audible sound frequency band; and a cover plate structure enclosing with the diaphragm structure to form sound-generating cavity, the cover plate structure has a sound outlet hole connecting the sound-generating cavity with outside, the initial sound wave in the sound-generating cavity is transmitted to the outside through the at least one sound outlet hole to form a sound signal, the second diaphragm and the cover plate structure generate an acoustic environmental impedance used to modulate the initial sound wave to change sound pressure of the sound signal. The speaker can modulate and output a sound signal covering the audible sound frequency band based on the acoustic environmental impedance.

Described herein is a method for manufacturing a micromechanical environmental barrier chip (500), the method comprising a step of providing a substrate (200) having a first surface (201) and an opposite second surface (202), a step of depositing a material layer (210) onto the first surface (201) of the substrate (200), the material layer (210) having a different etch characteristic than the substrate (200), a step of creating a microstructured micromechanical environmental barrier structure (220) on top of the material layer (210) by applying a microstructuring process, a step of applying an anisotropic etching process comprising at least one etching step for anisotropically etching from the second surface (202) towards the first surface (201) of the substrate (200) so as to create at least a first cavity (230) underneath the micromechanical environmental barrier structure (220), the cavity (230) extending between the second surface (202) and the material layer (210), and a step of removing the material layer (210) underneath the micromechanical environmental barrier structure (220) in order to expose the environmental barrier structure (220).

Provided is a display apparatus including a display module, a main board configured to drive the display module, and a cover coupled to a rear side of the display module such as to cover the display module and the main board. The cover includes a cover sheet formed of an extruded plastic material or an extruded composite material; and a cover frame attached to the cover sheet and configured to couple the cover sheet to the display module.

There is provided a vent assembly comprising a membrane stack, the membrane stack comprising a plurality of membranes and an air gap between adjacent membranes in the plurality of membranes, wherein each membrane in the plurality of membranes comprises a non-fluoropolymer and substantially occlude each other in the membrane stack.

The solution presented in the invention relates to a loudspeaker unit (E) for a vehicle, for example as part of a vehicle acoustic warning system, having a loudspeaker housing (1) and a loudspeaker (2) accommodated in an inner cavity (123) of the loudspeaker housing (1), wherein the loudspeaker housing (1) has a first housing wall (10) to which the loudspeaker (2) is fixed on the inner side facing the inner cavity (123). For example, the first housing wall (10) is provided to be air-permeable in order to transmit the sound generated by the loudspeaker (2) outwards into the ambient space surrounding the loudspeaker housing (1), for which purpose the first housing wall has a gas-permeable grid area (100) comprising a plurality of channels (1003) each in cross section Z-shaped or S-shaped for transmitting sound.

Provided are a sound-generating device and an electronic terminal. The sound-generating device includes an annular housing, a lower cover fixed to a side of the housing, an upper cover extending inward from the other side of the housing and enclosing to form a sound-generating hole, and a sound-generating unit supported on and fixed to a side of the upper cover close to the lower cover and located in the housing. The sound-generating unit, the housing, and the lower cover jointly enclose a rear cavity, and a sound-generating side of the sound-generating unit directly faces the sound-generating hole. The sound-generating device further comprises an annular first silicone rubber member injection-molded into the housing, the first silicone rubber member seals and surrounds a peripheral side of the sound-generating unit, and the first silicone rubber member abuts against inner sides of both the upper cover and the housing to seal the rear cavity.

The present disclosure relates to fabric-covered electronic devices. An electronic device, such as a voice-controlled speaker device, can have a housing characterized by a vertical longitudinal axis. A flexible substrate, such as a flexible mesh substrate having component support regions coupled by flexible sections, can be wrapped around the housing and the vertical axis. The housing can include a surface region having compound curvature. The flexible substrate can conform to the region having compound curvature. A fabric spacer layer can be interposed between the flexible substrate and the housing. Electronic components, such as input-output devices, can be mounted to the component support regions. A display can be formed from an array of light-emitting devices mounted on respective component support regions. Light from the light-emitting devices can pass through the fabric spacer layer toward the housing and exit away from the housing. An outer fabric layer can cover the mesh.

A fabric assembly for an electronic device includes multiple fabric layers joined together at select locations. The fabric layers each include multiple indentations, or de-bosses. The fabric layers can be combined, or bonded, together at one or more respective indentations. As an example, the indentations can be bonded together through a welding operation, including radio frequency welding. When the fabric assembly is integrated with an electronic device, the fabric assembly permits passage of soundwaves therethrough. The indentations can be equally or unequally spaced throughout each fabric layer. When unequally spaced, the fabric assembly can be positioned over a component of an electronic device such that the locations with few or no indentations are positioned at a location corresponding to the component, thus allowing access to the component.

Provided is a waterproof assembly for a sound transmission hole of an acoustic device. The waterproof assembly includes a waterproof membrane, a buffer member, and a support member. The waterproof membrane is configured to allow air molecules to pass through and block water molecules from passing through. The buffer member includes an adhesive surface. The adhesive surface is adhesive so as to adhere the waterproof assembly to a target surface after being subjected to an external pressure. The support member is located between the waterproof membrane and the buffer member, and configured to reduce a degree of wrinkling of the waterproof membrane when the waterproof assembly is assembled. By providing the support member and the buffer member, the waterproof membrane is less prone to wrinkling and deformation during assembly into the acoustic device, thereby maintaining excellent acoustic performance and waterproof effect.

Baffle, featuring: - a plate-shaped support structure (2) made of a material that is at least partially air-permeable and at least partially sound-absorbing, which has a first surface (2a), a second surface (2b) facing away from the first surface (2a), a thickness, and a recess (2c), - a frame structure (3) to which the support structure (2) is attached, - a layer (5) applied over the entire surface of the first surface (2a) of the support structure (2), which is at least partially sound-transparent and which in particular forms a projection surface for projecting an image or which is an imaging layer for displaying an image, and - a sound-generating transducer (4) arranged in the recess (2c) behind the layer (5), which is able to radiate the sound through the layer (5).

An assembly includes an acoustic device. The acoustic device can include a polyethylene membrane. The polyethylene membrane can have first direction and a second direction, the second direction being orthogonal to the first direction. The polyethylene membrane can have a surface area per volume of at least 39×106 / m. The polyethylene membrane can have a geometric mean tensile modulus of 250 to 750 MPa. The polyethylene membrane can have a maximum tensile modulus in the first direction of 440 to 915 MPa. The polyethylene membrane can have a maximum tensile modulus in the second direction of 275 to 515 MPa. The polyethylene membrane can be an expanded polyethylene membrane.

A speaker system may include a pressure vessel, an active acoustic radiator, a sound channel, and a vent. The pressure vessel may be disposed outside the vehicle housing. The pressure vessel may be configured to maintain a controlled environment different from an environment external to both the pressure vessel and the vehicle enclosure. An active acoustic radiator may be disposed within the pressure vessel and may radiate acoustic emissions external to the vehicle enclosure. The active acoustic radiator includes a magnetic circuit, a movable diaphragm, and a voice coil. A sound channel may fluidly connect the interior of the pressure vessel with the interior of the vehicle enclosure. The sound channel may radiate an acoustic emission into an interior of the vehicle enclosure, the acoustic emission being substantially in-phase with an acoustic emission generated outside the vehicle by the active acoustic radiator within a range of operating frequencies. The vent may connect an interior of the pressure vessel to an environment external to both the pressure vessel and the vehicle enclosure. The resulting system provides efficient sound generation inside and outside the vehicle without efficiency or sound fidelity impairment of existing systems.

Earphone characterized in that the earphone comprises: a housing component equipped with a receiving chamber and a sound outlet opening connecting the receiving chamber to the outside environment; and an air conduction loudspeaker comprising a magnetic circuit component, a voice coil and a diaphragm, wherein the magnetic circuit component comprises a cover with an open end, wherein the diaphragm covers the open end of the cover, the voice coil is connected to the diaphragm, and the diaphragm is located on a side of the cover facing away from the sound outlet opening.

This electronic device comprises: a first support member; a second support member; a printed circuit board disposed on the first support member; a speaker disposed on the first support member; an electronic component disposed on the printed circuit board; a shield can including a first portion that surrounds the speaker and a second portion that extends from the first portion toward the electronic component, surrounds the electronic component, and includes a first opening; and a first sealing member surrounding an edge of the first opening. A first space between the first portion and the speaker is connected to a second space between the second portion and the printed circuit board for a resonance space.

To provide a loudspeaker system that efficiently generates sound both inside and outside the vehicle without compromising efficiency or sound fidelity. [Solution] The loudspeaker system 300 includes a pressure vessel 301, an active acoustic radiator 304, an acoustic channel, and a vent. The pressure vessel 301 maintains a controlled environment different from the environment outside both the pressure vessel 301 and the vehicle housing 302. The active acoustic radiator 304 is disposed inside the pressure vessel 301 and radiates acoustic emissions to the outside of the vehicle housing 302. The active acoustic radiator 304 comprises a magnetic circuit 306, a movable diaphragm 308, and a voice coil. The acoustic channel fluidly connects the inside of the pressure vessel 301 to the inside of the vehicle housing 302 and radiates acoustic emissions into the inside of the vehicle housing 302 that are substantially in phase with the acoustic emissions generated outside the vehicle housing 302 by the active acoustic radiator 304 within the operating frequency range.

[Task] To provide a speaker device capable of diffusing an inaudible range sound output from a speaker and improving directional characteristics of the inaudible range sound.[Solution] Provided is a speaker device including a speaker that outputs an audible range sound and an inaudible range sound, and a diffusion member that is provided on a sound emission surface of the speaker and diffuses the inaudible range sound output from the speaker, in which the diffusion member is a member that propagates the audible range sound and the inaudible range sound inside.

This application discloses a control method and an electronic device. The electronic device generates vibration when performing at least one function. The electronic device includes an acceleration sensor and a feedback circuit. The acceleration sensor is configured to output acceleration data, and the feedback circuit is configured to collect and feed back data related to the vibration. The electronic device obtains, based on a variation of a magnitude of the obtained acceleration data and interference data, a variation obtained after data processing, and performs action recognition. The electronic device performs a corresponding function based on a recognition result, or controls a second electronic device to perform a corresponding function. In this application, time consumption for searching for and locating a corresponding button can be shortened, and operation flexibility can be improved. In addition, when performing a function, the electronic device can accurately recognize another function to be used by the user, and eliminate interference between two or more functions.

Ear-worn hearing device, comprising: a grommet configured to be worn on the user's auricle or at least partially in the user's ear canal, wherein the grommet includes a passage extending to an opening of the grommet; a loudspeaker comprising a sound outlet acoustically connected to the opening of the grommet via a loudspeaker sound path; a carrier comprising a section that can be inserted into the passage of the nozzle; a microphone that is connected to the carrier and acoustically coupled to the opening of the grommet via a microphone sound path; the microphone is positioned in the opening of the grommet when the interface section of the carrier is inserted into the opening.

There is provided a vent assembly unit for use in an electronic housing, the vent assembly unit comprising an enclosing element and a vent assembly, the vent assembly comprising a first permeable layer, a substantially impermeable acoustic membrane, a second permeable layer, and an acoustic transducer; the first permeable layer positioned on a first side of the substantially impermeable acoustic membrane and the second permeable layer positioned on a second side of the substantially impermeable acoustic membrane; an acoustic volume is defined between the substantially impermeable acoustic membrane, the second permeable layer and the acoustic transducer; wherein the vent assembly unit is configured to be installed over an aperture in an enclosed container such that the enclosing element isolates the vent assembly from the internal volume of the enclosed container and a contained volume is defined between the vent assembly and the enclosing element, the vent assembly being configured during use such that an air pathway is provided from external of the enclosed container to the acoustic volume through the first permeable layer, through the contained volume and through the second permeable layer to the acoustic volume.

Embodiments herein relate to ear-wearable devices. In an embodiment, an ear-wearable device is included having a housing is included having an aperture end; and an ear canal end defining an acoustic outlet; a receiver within the housing; an acoustic tube between the receiver and the acoustic outlet; a foreign material barrier disposed over a portion of the acoustic tube; and a tip portion disposed at the ear canal end, wherein the tip portion is configured to move between a first position and a second position; wherein a movement of the tip portion from the first position to the second position is configured to move foreign material in a direction away from the acoustic tube. Other embodiments are also included herein.

A helmet speaker system includes a helmet shell (102) with a helmet impact liner (104) inside the helmet shell. A hole (110) is formed in the helmet impact liner (104), the hole penetrating through the helmet impact liner (104). A speaker (130) is fixed in the hole (110). A space (108) formed between the helmet impact liner (104) and the interior sidewall of the helmet shell (102) is directly acoustically connected to a rear portion of the speaker (130) fixed in the hole (110). The speaker is configured to use the space to produce improved sound, particularly with respect to low frequency sound.

Audio equipment (20) comprising: - a printed circuit board (23) on which at least one electronic component (24) is mounted; - a loudspeaker (27); - a shielding cover (31) arranged to protect the electronic component, the shielding cover having an outer face (32) positioned opposite the diaphragm (43) of the loudspeaker (27); the outer face (32) comprising at least one curved surface (37) extending from a central portion (38) of the outer face (32) to a contour (39) of the outer face, the shielding cover (31) being thus arranged to diffract acoustic waves produced by the loudspeaker diaphragm during operation so as to reduce unwanted vibrations of the printed circuit board (23) and the shielding cover. Figure 6

A communications system for a restaurant includes multiple field communications units, a portable communications device, and processing circuitry. The field communications units include a speaker and a microphone. The portable communications device is transportable by an order taker of the restaurant. The processing circuitry obtains a user input to transition the portable communications device between multiple different channels. The multiple different channels correspond to one of the multiple field communications units. The processing circuitry transitions the portable communications device to one of the multiple different channels according to the user input. The processing circuitry facilitates end-to-end bi-directional audio communication between the order taker and a customer by operating the portable communications device and the one of the multiple field communications units to exchange audio data over the one of the multiple different channels.

The present disclosure discloses a headphone, and the headphone comprises a speaker assembly and a wearing assembly. The speaker assembly includes a bone conduction speaker. The bone conduction speaker includes a core housing, a first vibration transmitting plate, a transducer, a vibration plate, and a lead wire. The first vibration transmitting plate includes an inner ring fixing portion, an outer ring fixing portion, and at least two elastic connecting portions. The at least two elastic connecting portions are connected between the inner ring fixing portion and the outer ring fixing portion, the inner ring fixing portion is connected to the transducer, the outer ring fixing portion is connected to the core housing, so that the transducer is suspended in the core housing, and the vibration plate is connected to the transducer. The lead wire is connected to the transducer and includes a first lead portion extending from the inner ring fixing portion to the outer ring fixing portion. A dimension of the first vibration transmitting plate along a long axis direction is larger than a dimension of the first vibration transmitting plate along a short axis direction, and an angle between the first lead portion and the long axis direction is less than an angle between the first lead portion and the short axis direction. In this way, the structural stability of the speaker assembly can be enhanced.