5925results about "Loudspeakers" patented technology

An acoustic output device is provided. The acoustic output device includes a housing; a bone conduction vibrator configured to generate bone conduction sound waves and transmit the bone conduction sound waves to a cochlea through the housing to produce sound; an air conduction vibrator configured to generate air conduction sound waves, the air conduction sound waves being transmitted to an ear through sound guiding holes in the housing; and a processing module configured to provide the bone conduction vibrator and the air conduction vibrator with a first audio signal and a second audio signal, respectively, the first audio signal and the second audio signal having a frequency division point, the first audio signal and the second audio signal including components with frequencies above and below the frequency division point, respectively. The frequency division point is not less than 600 Hz.

A computer-implemented system and method for pupil-directed retinal projection in near-eye displays are disclosed. The computer-implemented system provides smart glasses with directed physical pixels that project light beams / signals directly onto a user's retina based on pupil position and size. The glasses comprise a frame, lenses with directed pixel layers, and sensors for tracking pupil movement. Each directed pixel may generate multiple virtual pixels by rapidly changing its emission angle. The glasses function as prescription lenses, virtual reality displays, and augmented reality devices without traditional optical systems. Additional features include depth sensors, cameras, and connectivity to peripheral devices. The glasses enable a seamless blend of virtual and real-world experiences, creating an immersive “Mixverse” environment. Various input methods, including gesture recognition and brain-computer interfaces, allow for intuitive control and interaction.

The invention discloses a sound production device and electronic equipment, and relates to the technical field of electroacoustic transduction, a vibrating diaphragm assembly of the sound production device comprises a first vibrating diaphragm, a second vibrating diaphragm and a vibrating plate, the first vibrating diaphragm and the second vibrating diaphragm are arranged at an interval along a first direction and are respectively connected with two ends of a voice coil along the first direction, and the vibrating plate is located at the inner side of the voice coil and is connected with the first direction. The vibrating plate has magnetic conductivity, an edge magnetic part of the magnetic circuit system is arranged between the first vibrating diaphragm and the second vibrating diaphragm and is located on the outer side of the voice coil, two center magnets of a center magnetic part are located on the two opposite sides of the vibrating plate, the two center magnets are magnetized in the first direction, and the magnetizing directions are opposite; the sounding device forms a first cavity and a second cavity on two sides of the vibrating plate, and is provided with a first sounding hole and a second sounding hole which are respectively communicated with the first cavity and the second cavity, and the two central magnets are respectively exposed in the first cavity and the second cavity. According to the sound production device, the BL value is effectively increased, the acoustic performance is improved, and the sound leakage problem of a far field can be reduced.

An auditory operating system designed to facilitate context-aware, audio-based user interactions, particularly with artificial intelligence agents or applications. An auditory operating system shell serves as the primary interface, managing and coordinating multiple specialized agents that handle specific domains like music streaming, scheduling, or home automation. Using natural language processing, the auditory operating system shell identifies the appropriate agent or application for a user's command or query and ensures task execution and context preservation across interactions. The auditory operating system shell enforces privacy and stability by controlling agents' and applications' access to data and system privileges. The auditory operating system shell also supports dynamic context management, enabling seamless handoffs between agents when user requests span multiple domains. This auditory operating system shell may reduce the need for users to memorize specific wake words or commands, as the auditory operating system shell may determine the user's intent from speech or contextual cues.

A headphone apparatus and methods of operation for bone conduction headphones with push-to-talk operation is disclosed. The headphone apparatus is capable of wireless communication and can be communicatively coupled to one or more machines. The push-to-talk feature of the headphone apparatus enables transmissions / messages from the headphone apparatus to the one or more communicatively coupled machines. The push-to-talk feature of the headphone apparatus can also enable push-to-talk operation of the one or more communicatively coupled machines. The headphone apparatus is configured to be received by a charging case. The charging case is configured to enable wireless charging and / or wired charging of the headphone. The charging case is configured to be received by a charging cradle.

The invention discloses a sound production device, a sound production module and electronic equipment, and relates to the technical field of electroacoustic transduction, a vibration plate of a vibration system of the sound production device comprises a first plate part and a second plate part which are located on different horizontal planes, the top of a voice coil is connected with the first plate part, and the second plate part is located on the inner side of the voice coil; a center magnetic part of the magnetic circuit system comprises a first center magnet and a second center magnet which are located on the two opposite sides of the second plate part, the first center magnet is close to the top of the voice coil, and the second center magnet is close to the bottom of the voice coil. The first center magnet and the second center magnet are magnetized in the first direction and are opposite in magnetizing direction, and the magnetic energy product of the first center magnet is larger than that of the second center magnet. According to the sound production device, the thinning design can be realized, the BL value is effectively improved, the magnetic lines are distributed more uniformly, the BLx curve is flatter, and thus the distortion is reduced.

A loudspeaker apparatus includes a circuit housing configured to accommodate a circuit component or a battery; an ear hook; a housing of an earphone core configured to accommodate the earphone core; and a housing protector at least partially covering a periphery of the circuit housing and the ear hook. A first end of the ear hook is connected to the circuit housing. The earphone core is driven by the circuit component or the battery to vibrate to generate sound. The housing of the earphone core is connected to a second end of the ear hook away from the circuit housing through a hinge component. The hinge component is capable of rotating to change a position of the housing of the earphone core relative to the ear hook.

The present invention provides a coaxial speaker including a fixing member, a magnetic circuit system, a voice coil, a first vibration system connected with the voice coil, and a second vibration system connected with the voice coil and arranged surrounding the first vibration system. The second vibration system locates coaxially with the first vibration system. The first vibration system includes a first diaphragm and a first support connecting the first diaphragm and the voice coil. The second vibration system includes a second diaphragm and a second support connecting the second diaphragm and the voice coil. The first diaphragm is used for generating treble sound. The second diaphragm is used for generating bass sound. Bass sound and treble sound form a full-range speaker, providing high-quality sound. Moreover, the assembly process is simplified by sharing voice coil, which improves assembly efficiency and reduces costs.

A device capable of using image data for purposes of determining a location of a user and audio beam selection to isolate audio in the direction of the user. The beamforming / beam-steering may occur after determining the user's location in order to conserve computing resources that would otherwise have been spent determining beams for non-desired directions. The beamformed audio may be used for speech processing, a communication session involving the device, or other purposes.

The present disclosure relates to a speaker device. The speaker device may include an ear hook, a core housing for accommodating an earphone core, and a circuit housing for accommodating a control circuit or a battery. The ear hook may include a first plug end and a second plug end. The ear hook may be surrounded by a protective sleeve which may be made of an elastic waterproof material. The ear hook may be elastic, and a position of the core housing relative to the ear hook may be changed according to an elastic deformation of the ear hook, thereby the core housing may fit a user in front of or behind an ear of the user. The circuit housing may be fixed to the second plug end. The control circuit or the battery may drive the earphone core to vibrate to generate a sound.

A controller configured to control a sound producing module includes a volume controlling unit configured to determine a demodulation amplitude and a modulation amplitude corresponding to a target volume. The sound producing module comprises a driving circuit and an air-pulse generating device. The driving circuit generates a demodulation driving signal according to the demodulation amplitude and generates a modulation driving signal according to the modulation amplitude, so as to drive the air-pulse generating device. The air-pulse generating device produces sound via generating a plurality of air pulses at an ultrasonic pulse rate.

A method of making an acoustic sensor includes forming or providing a mold having one or more grooves extending in a direction of the length of the mold to a distal end of the mold. The method also includes forming or depositing a structure having one or more piezoelectric layers over the top surface of the mold to define a beam with a proximal portion and a distal portion, the distal portion having a corrugated section including one or more grooves that correspond to the one or more grooves of the mold. The method also includes forming or applying an electrode to the proximal portion of the structure and releasing the structure from the mold to form one or more cantilever beams. The corrugated section inhibits bending of the corrugated section along the length of the distal portion of the structure when the acoustic sensor is subjected to sound pressure.

A logarithmic amplifier includes programmable gain amplifiers each having a different gain, wherein an input of each of the programmable gain amplifiers is coupled to an input of the logarithmic amplifier; and a summing circuit having inputs coupled to a corresponding output of each of the programmable gain amplifiers and an output coupled to an output of the logarithmic amplifier, wherein the summing circuit generates a logarithmic transfer function having piecewise linear segments.

The invention discloses a tumble detection method, wearable equipment and a storage medium, relates to the technical field of tumble detection, and discloses a tumble detection method applied to the wearable equipment, the wearable equipment comprises an acceleration sensor and at least one other sensor except the acceleration sensor, the tumble detection method comprises the following steps: acquiring acceleration data acquired by an acceleration sensor based on a time sequence; if the acceleration data accord with the free falling acceleration performance in the first time period and accord with the impact rebound acceleration performance in the second time period, it is judged that a falling impact event is detected; in response to the falling impact event, obtaining a falling detection result determined based on detection data collected by other sensors; and if the tumble detection result is that the tumble event exists, triggering a tumble event response process. On the basis, when falling impact is detected, detection and identification are carried out based on other sensor parameters, so that the falling detection accuracy of impact caused by falling is improved.

The air-pulse generating device comprises a film structure, operating at an ultrasonic operating frequency, and a resonant chamber, formed on a side of the film structure. A resonance is formed within the resonance chamber. Due to the resonant chamber, the APG device has a peak on a frequency response of an acoustic property of the APG device at the ultrasonic operating frequency.

The invention relates to the technical field of earphone noise reduction processing, and discloses a motorcycle riding earphone noise reduction method combining different noise reduction algorithms, comprising the following steps: acquiring an original audio signal, and distributing the original audio signal to each processing module; a preprocessing signal is generated, voice activity information is determined, and environmental noise energy information is calculated; according to the environmental noise energy or the auxiliary information, adaptively adjusting a high-low noise energy threshold value; the original signals are input into the traditional and AI noise reduction module in parallel to generate two paths of noise reduction signals; based on the environment noise, the voice information and the threshold value, performing weighted fusion to generate an output signal; and carrying out equalization and compression processing on the output signal, and driving the loudspeaker to output. According to the invention, comprehensive judgment on environmental noise energy information, voice activity information and riding speed is introduced, an output signal of a traditional noise reduction module is set to be zero in a high-speed voice-free environment, and AI noise reduction is combined, so that tone quality distortion of a traditional noise reduction algorithm in a noise environment is effectively avoided.

The invention discloses a sound production device, a sound production module and electronic equipment, and relates to the technical field of electroacoustic transduction, and the sound production device comprises a first sound production monomer and a second sound production monomer which are arranged side by side along a first direction, the vibrating plates of the first sound production monomer and the second sound production monomer comprise first plate parts and second plate parts which are located on different horizontal planes in the second direction, the first plate parts are connected with the top of the voice coil and the vibrating diaphragm respectively, and the outer peripheries of the second plate parts abut against the inner peripheral wall of the voice coil; the central magnetic parts of the first sound production single body and the second sound production single body comprise a first central magnet and a second central magnet which are positioned on two opposite sides of the second plate part; the first central magnet and the second central magnet are magnetized along a second direction and are opposite in magnetizing direction; the sound production device further comprises a first magnet yoke and a second magnet yoke which are oppositely arranged in the second direction, and the outer edges of the first magnet yoke and the second magnet yoke are connected in a welded mode. According to the sound production device, the BL value is improved, and distortion is reduced.

The invention discloses a sound production device and electronic equipment, and relates to the technical field of electroacoustic transduction, a vibrating diaphragm assembly of a vibrating system of the sound production device comprises a first vibrating diaphragm, a second vibrating diaphragm and a vibrating plate, the first vibrating diaphragm and the second vibrating diaphragm are arranged at an interval along a first direction and are respectively connected with two ends of a voice coil along the first direction, and the vibrating plate is located at the inner side of the voice coil and is connected with the first direction. An edge magnetic part of the magnetic circuit system is arranged between the first vibrating diaphragm and the second vibrating diaphragm and located on the outer side of the voice coil, two center magnets of a center magnetic part are located on the two sides of the vibrating plate in the first direction, the two center magnets are magnetized in the first direction, and the magnetizing directions are opposite; the sounding device forms a first cavity and a second cavity on two sides of the vibrating plate, and is provided with a first sounding hole and a second sounding hole which are respectively communicated with the first cavity and the second cavity, and the two central magnets are respectively exposed in the first cavity and the second cavity. According to the sound production device, the BL value is effectively increased, the acoustic performance is improved, and the sound leakage problem of a far field can be reduced.

The present invention provides a speaker includes a frame, a vibration system fixed with the frame, a magnetic circuit system driving the vibration system to vibrate and sound, a flexible circuit board and an electrical connector. The vibration system includes a diaphragm and a voice coil driving the diaphragm to vibrate. The flexible circuit board is fixed on a side of the diaphragm distal to the voice coil. The flexible circuit board covers and is fixed with the diaphragm. The electrical connector passes through the diaphragm to electrically connect the flexible circuit board and the voice coil. In present invention, the flexible circuit board does not occupy a space of the magnetic circuit system, and the acoustic performance of the speaker is good.

The invention discloses a sound production device, a sound production module and electronic equipment, and relates to the technical field of electroacoustic transduction, a vibration plate of a vibration system of the sound production device comprises a first plate part, a second plate part and a third plate part which are integrally arranged, the first plate part and the second plate part are located on different horizontal planes, the top of a voice coil is connected with the first plate part, and the top of the voice coil is connected with the third plate part. The third plate part is connected with the inner circumferential wall of the voice coil in an attached mode, the two ends, in the first direction, of the third plate part are connected with the first plate part and the second plate part respectively, and a center magnetic part of the magnetic circuit system comprises a first center magnet and a second center magnet which are located on the two opposite sides of the second plate part. The sides, facing the vibrating diaphragm assembly, of the first center magnet and the second center magnet are both exposed in the inner cavity of the sound production device, and the first center magnet and the second center magnet are magnetized in the first direction and are opposite in magnetizing direction. According to the sound production device, the thinning design can be realized, the BL value is effectively improved, the magnetic lines are distributed more uniformly, the BLx curve is flatter, and thus the distortion is reduced.

To provide headphones with an improved noise canceling function and the like.Headphones include a headband, a housing, an ear pad attached to the housing, a hanger that supports the housing, and a slider that connects the hanger to an end portion of the headband. The headphones further include a microphone arranged at a place of the housing outside a movable range of the hanger. The housing includes a case that covers a movable range of the hanger. The hanger and the microphone are arranged in the same space formed in the housing on an outer peripheral side of the hanger.

The invention provides a sound field optimization method and device of a multichannel loudspeaker array, equipment and a medium, and relates to the technical field of acoustics, to-be-played audio signals are respectively input to each phase compensation filter for phase compensation filtering, and a plurality of phase-compensated audio signals are obtained; the phase compensation filter is determined according to the phase compensation value of the loudspeaker; respectively inputting each phase-compensated audio signal into a corresponding loudspeaker so as to control the multi-channel loudspeaker array to produce sound; acquiring sound field response data in the target area; and when the difference between the sound field response data and the target sound field data does not meet the set sound effect requirement, dynamically adjusting the phase compensation value of the loudspeaker, and repeating the step of phase compensation filtering until the difference between the obtained sound field response data and the target sound field data meets the set sound effect requirement. According to the invention, through a dynamic adjustment mechanism and a closed-loop optimization process, precise regulation and control of the sound field of the loudspeaker array are realized, and the sound effect quality in the target area is significantly improved.

An example MR headset is provided. The example MR headset comprises (i) a set of imaging sensors and (ii) a set of floodlight-emitting diodes (flood LEDs), the sets of imaging sensors and flood LEDs disposed along a front-facing portion of the MR headset. The MR headset includes one or more processors configured to, while the MR headset is being caused to present MR content, and in accordance with a determination that imaging data obtained from the set of imaging sensors has an insufficient level of detail to identify hand gestures, cause illumination, using one or more flood LEDs of the set of flood LEDs, of a volume of physical space that includes the hand of the user.

A loudspeaker system and method can measure a specific user's hearing and implement compensatory or corrective processing to address the user's hearing deficiencies. The user's hearing acuity may be determined by (i) headphone techniques in which frequency-based hearing thresholds are determined; (ii) a loudspeaker system set up as intended for use in an acoustic space to emit tonal stimuli; or (iii) inducing, acquiring, and interpreting otoacoustic emissions. Once the hearing profile is determined, appropriate signal processing parameters can be used to generate a corrected audio output signal adjustment. The administered hearing test results can include a plurality of hearing loudness threshold levels at respective test frequencies. The hearing correction system's corrected audio output can be generated from corrected loudness values at selected correction frequency sub-bands.

An audio processing method implemented by an electronic device includes entering a multi-channel video recording mode, detecting a shooting operation of a user, simultaneously recording, after detecting the shooting operation, a first video image and a second video image using a first camera and a second camera, and recording audio of a plurality of sound channels, where the audio includes panoramic audio, first audio corresponding to the first video image, and second audio corresponding to the second video image. The electronic device further records the first audio based on a feature value such as a zoom magnification corresponding to the first display area.

The present disclosure provides a core module and an earphone. The core module comprises a housing, a battery assembly, and a driving assembly. The housing is provided with a first accommodation space and a second accommodation space. The battery assembly is accommodated in the first accommodation space along a first preset assembly direction. The driving assembly is accommodated in the second accommodation space along a second preset assembly direction. The first preset assembly direction and the second preset assembly direction are provided at an acute angle. A first limiting portion is disposed in the first accommodation space. A projection of the first limiting portion on a cross section perpendicular to the first preset assembly direction does not overlap with a projection of the battery assembly on the cross section perpendicular to the first preset assembly direction. The first limiting portion is configured to limit a position of the battery assembly.

The present disclosure discloses a loudspeaker apparatus. The loudspeaker apparatus may include a support connection member configured to contact with a user's head. The loudspeaker apparatus may include at least one loudspeaker assembly. The loudspeaker assembly may include an earphone core and a core housing configured to accommodate the earphone core. The core housing may be fixedly connected to the support connection member. At least one button module may be arranged on the core housing. The interior of the core housing may further include at least two microphones, and the at least two microphones may be arranged at a position different from a user's mouth. The loudspeaker apparatus may further include a control circuit or a battery accommodated in the support connection member. The control circuit or the battery may drive the earphone core to vibrate to generate sound.

A loudspeaker assembly and a headphone are provided. The headphone includes a housing assembly, a bone-conduction core module, and an air-conduction core module, and an accommodation space. The bone-conduction core module is provided in the accommodation space and vibrates in a first vibration direction, the air-conduction core module is provided in the accommodation space, and the bone-conduction core module and the air-conduction core module are arranged along the first vibration direction and face each other. In the above manner, the present disclosure reduces the influence of the air-conduction core module on the vibration effect of the bone-conduction core module, increases the sound volume, and improves the bone-conduction effect of the loudspeaker assembly, thereby improving the sound quality effect of the loudspeaker assembly.

The invention relates to the field of aviation voice signal processing, and discloses a voice recognition compensation pilot earphone hearing protection method and system, and the method comprises the following steps: collecting multi-modal data, and separating a sound source through tensor decomposition; inferring a pilot state by using a dynamic network; performing context recognition and semantic evaluation on the attention target voice; and finally, dynamically modulating the sound field based on deep reinforcement learning, enhancing the voice in a personalized manner, and outputting after noise suppression. The system comprises a multi-mode perception data acquisition module, a sound source decoupling module, a pilot state inference module, a voice processing and semantic evaluation module and a sound field modulation and output module. According to the invention, high-fidelity speech extraction is realized through multi-modal perception and tensor decomposition; evaluating priority key information in combination with attention and semantics; and deep reinforcement learning and model prediction control are adopted to dynamically optimize the sound field, so that the voice recognition accuracy and the pilot information acquisition efficiency are improved.