1242 results about "Bone conduction hearing" 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 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 present disclosure provides an acoustic output device. The acoustic output device may comprise a bone conduction speaker configured to generate bone conduction acoustic waves. The acoustic output device may also comprise an air conduction speaker configured to generate air conduction acoustic waves, the air conduction speaker being independent of the bone conduction speaker. The acoustic output device may further comprise at least one housing configured to accommodate the bone conduction speaker and the air conduction speaker.

Methods and apparatus are described herein related to improving the sound quality of a bone conduction speaker. The sound quality of the bone conduction speaker is adjusted in the sound generation, sound transferring, and sound receiving of the bone conduction speaker by designing vibration generation manners and vibration transfer structures.

The invention relates to a vibrator array for generating tactile feedback and audio frequency, a method and application thereof, the vibrator array comprises an array main body part, the array main body part comprises at least two vibrators, and each vibrator can do reciprocating mechanical motion in one direction to generate vibration; each internal and external connection elastic sheet is connected with the corresponding vibrator and comprises a flat sheet body, an internal connection rib and an external connection rib; the supporting structural member is used for supporting the vibrator and the internal and external connecting elastic sheets; the signal transmission processing part is electrically connected with the vibrator; wherein the vibrator simultaneously realizes massage, vibration tactile feedback and audio playing functions through vibration, and the audio playing function is realized through two modes of air conduction and bone conduction; the integration of massage, vibration tactile feedback and audio playing functions is realized through the same vibrator unit; the vibrator array can generate clear vibration direction and directivity and provide more accurate tactile feedback.

The invention relates to an out-ear audio device comprising a bone conductor transducer (1) configured to transfer an audio signal by means of bone conduction to an ear of a user, the device comprising a housing (2) accommodating the bone conductor transducer (1), the device further comprising holding means (3) configured to releasably attach the housing (2) to the tragus of the user, wherein:the holding means (3) together with a portion (4) of the outer surface of the housing (2) of the audio device forms a substantially U-shaped structure, where the holding means (3) comprises a contact member (10, 28) formed for contact with an inner surface of the tragus that faces towards the head of the user; andwherein a contact region that is formed for contact with an outer surface of the tragus corresponding to said inner surface of the tragus is provided by a portion (4) of the housing (2), which portion (4) is in vibrational contact with the bone conduction transducer (1), such that vibrations generated by the bone conductor transducer (1) is transmitted to the contact region;where the contact member and the contact region form a gap (27) between the contact member (10, 28) and the contact region (4); andwherein the holding means (3) is displaceably or pivotally connected to the bone conductor transducer (1) either directly or via the housing (2), such that the distance between the contact member (10) and contact region (4) can be varied, andwherein the housing (2) and / or the holding means (3) is provided with biasing means, such as a spring member 5, 6, 7; 15, 18), that is configured to force the contact member (10, 28) and the contact region (4) against each other, whereby the contact member (10, 28) and the contact region (4), respectively, presses against said inner and outer surfaces of the tragus, when the audio device is provided on the tragus.

The invention discloses an intelligent blind guiding glasses system based on a multi-mode large language model. The intelligent blind guiding glasses system comprises an image acquisition module, a voice acquisition module, a large language model module, a bone conduction sound transmission module, a navigation path planning module, a central processor module and a wireless communication module, the image acquisition module is used for acquiring a three-dimensional image of a front scene and providing three-dimensional space information; the voice acquisition module is used for acquiring a voice instruction of a user; the big language model module is used for generating character answers and converting the character answers into voice according to the voice instruction of the user by utilizing a big language model; the bone conduction sound transmission module is used for receiving and playing the voice generated by the large language model module; the navigation path planning module is used for planning a navigation path according to the user position and the destination; the functions of navigation positioning, line guiding, voice prompting and the like are provided for the blind, the glasses are adopted as a carrier, carrying is convenient, voice awakening and other instructions are adopted to replace keys, operation is easy, and practicability is high.

The invention discloses a phase synchronization compensation algorithm for a bone conduction-air conduction mixed sound field of an earphone, and the algorithm comprises the steps: enabling a bone conduction vibration sensor signal # imgabs0 # and an air conduction microphone signal # imgabs1 # to pass through a wavelet packet decomposition module, obtaining a multi-resolution sub-band coefficient group # imgabs2 # and a multi-resolution sub-band coefficient group # imgabs3 #, and enabling the # imgabs4 # to be a sub-band index;

Methods and apparatus are described herein related to improving the sound quality of a bone conduction speaker. The sound quality of the bone conduction speaker is adjusted in the sound generation, sound transferring, and sound receiving of the bone conduction speaker by designing vibration generation manners and vibration transfer structures.

The invention provides an earphone, head-mounted equipment and an earphone signal processing method, and belongs to the technical field of earphones. The present disclosure provides an earphone having a first bone conduction microphone (2) and a second bone conduction microphone (3). In the wearing state, the first bone conduction microphone (2) is attached to the head, and therefore first vibration signals collected by the first bone conduction microphone (2) mainly comprise human voice signals and environmental noise signals. The second bone conduction microphone (3) is connected with the clamp (1) of the earphone through the first flexible connection structure (4), and the second bone conduction microphone (3) is separated from the head in the wearing state, so that second vibration signals collected by the second bone conduction microphone (3) mainly comprise environmental noise signals. Thus, the controller in the earphone can perform noise reduction processing on the first vibration signal based on the second vibration signal, the environmental noise signal in the first vibration signal can be effectively reduced, and the call quality of a user is improved.

Systems and techniques are provided for processing audio data. For example, a process can include determining audio context information corresponding to a multi-band bone conduction microphone (BCM), wherein the audio context information is indicative of at least one of noise information or voice information. A process can include generating a control signal indicative of a resonance configuration for one or more resonators of a plurality of resonators included in the multi-band BCM, wherein the resonance configuration is based on the audio context information and corresponds to one or more frequency response adjustments. A process can include transmitting the control signal to the multi-band BCM, wherein the control signal is configured to cause the multi-band BCM to generate a BCM output signal using the resonance configuration.

The embodiment of the invention provides an acoustic device and a signal processing method, a bone conduction sounding assembly of the acoustic device generates a first time delay when converting a first driving signal into a bone conduction sound wave, and an air conduction sounding assembly generates a second time delay when converting a second driving signal into an air conduction sound wave. The absolute value of the difference between the second time delay and the first time delay is larger than 100 microseconds, the signal processing circuit obtains an audio signal during operation, generates a first driving signal based on a first component of the audio signal and sends the first driving signal to the bone conduction sounding assembly, and generates a second driving signal based on a second component of the audio signal and sends the second driving signal to the air conduction sounding assembly, one of the first driving signal and the second driving signal is transmitted in a delayed manner relative to the other, so that the time difference between the generation time of the bone-guided sound wave and the generation time of the air-guided sound wave at at least partial frequency is less than or equal to 100 microseconds. According to the scheme, the problem of partial sound can be avoided.

The invention relates to the technical field of earphone noise reduction, and discloses a bone conduction earphone intelligent noise reduction method and system based on multi-mode interactive fusion, and the method comprises the steps: collecting a multi-mode signal when a user uses a bone conduction earphone, carrying out the motion artifact elimination of the multi-mode signal, and obtaining a pure multi-mode signal; identifying a vocal cord vibration fundamental frequency and a formant of the pure multi-mode signal to perform noise fusion characterization processing on the bone conduction earphone to obtain a noise characterization matrix, and identifying a noise type of the bone conduction earphone by using the noise characterization matrix; analyzing a physiological fatigue index of the user, constructing noise reduction parameters of the bone conduction earphone based on the physiological fatigue index and the noise type, and constructing a noise reduction propagation link of the bone conduction earphone; and carrying out anti-howling adaptive filtering on the noise reduction propagation link by using the noise representation matrix to obtain a reverse sound wave, and carrying out noise reduction on the bone conduction earphone to obtain a noise reduction audio. According to the invention, the bone conduction earphone wearing experience of the user can be improved.

The invention provides a bone conduction earphone. The bone conduction earphone comprises an earphone body, a hanger, a first microphone, a second microphone and a controller, the first microphone and the second microphone are bone conduction microphones, the hanger is connected with the earphone body, the first microphone is connected with the hanger, and the first microphone is used for fitting the cheekbone area of a wearer; the second microphone is arranged on the earphone body, and a gap is formed between the second microphone and the wearer; the first microphone and the second microphone are electrically connected with the controller; the first microphone is used for collecting human voice of a wearer, converting the human voice into a first signal and transmitting the first signal to the controller, the second microphone is used for collecting environment sound, converting the environment sound into a second signal and transmitting the second signal to the controller, and the controller is used for shielding the second signal and transmitting the first signal. The bone conduction microphone and the bone conduction earphone provided by the invention have a good noise reduction effect.

The invention discloses a noise reduction method and device, equipment, a storage medium and a program product, and relates to the technical field of audio processing, and the method comprises the steps: collecting a bone conduction signal and at least two paths of environment air conduction signals of an earphone wearer through an earphone, based on the bone conduction signal, performing first noise reduction processing on a target air conduction signal of a target direction determined based on the at least two paths of environment air conduction signals to remove a first air conduction component of a relatively low frequency band of an earphone wearer, and obtaining an initial noise-reduced signal; and performing second noise reduction processing on the initial noise-reduced signal based on the bone conduction signal, the at least two paths of environmental air conduction signals and the phase difference of the at least two paths of environmental air conduction signals, so as to remove a second air conduction signal of a higher frequency band of the earphone wearer, and obtain a target noise-reduced signal. According to the method and the device, the noise generated by the earphone wearer in the audio recorded by the earphone is effectively removed.

The invention discloses an artificial cochlea self-sound restoration method and an artificial cochlea sound processor. The artificial cochlea self-sound restoration method comprises the following steps: dividing digital signals acquired by a bone conduction microphone and an air conduction microphone into signal frames; converting the signal frame from an initial time domain signal to an initial frequency domain signal; judging whether the microphone signal is self sound or not; when the signals collected by the bone conduction microphone and the air conduction microphone are self-sound, after the frequency domain signal frame of the bone conduction microphone and the frequency domain signal frame of the air conduction microphone are superposed, a new frequency domain signal is converted into a new time domain signal, and a signal frame after self-sound restoration is obtained; the sound of an implanter is collected from two channels of air conduction and bone conduction and is mixed and output, so that the accuracy of sound collection is improved.

1. The name of this design product: Sports bone conduction headphones (X500). 2. The purpose of this design product: as a headphone audio playback device. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention provides an equipment detection method and device, an upper computer and a system, and the method comprises the steps: playing a noise signal through a loudspeaker under the condition that a bone conduction sensor of wearable equipment collects a heart sound signal of a wearer; determining an environmental noise signal according to a noise signal collected by a microphone at the wearable device; according to the heart sound signals collected by the bone conduction sensor, the interference degree of the environment noise signals on the wearable device is determined.

The present description relates to an acoustic output device, comprising: a housing; a bone conduction vibrator, which is used for generating bone-conducted sound waves, the bone-conducted sound waves being transmitted to the cochlea by means of the housing to generate sound; an air conduction vibrator, which is used for generating air-conducted sound waves, the air-conducted sound waves being transmitted to the ear of a user by means of sound guide holes in the housing; and a processing circuit, which is configured to provide a first audio signal for the bone conduction vibrator, and provide a second audio signal for the air conduction vibrator, wherein the processing circuit is further configured to adjust a low-frequency component in the first audio signal or adjust a high-frequency component in the second audio signal. The low-frequency component in the first audio signal or the high-frequency component in the second audio signal are adjusted by means of the processing circuit, such that the ratio of bone-conducted components to air-conducted components in the output of the acoustic output device is variable, so as to adjust high and low frequency output effects of the acoustic output device. Thus, the acoustic output device is suitable for different scenarios, thereby enhancing the use experience of the acoustic output device.

The invention discloses a fully-implanted artificial cochlea system and a noise reduction method thereof.The fully-implanted artificial cochlea system comprises an implant and a fully-implanted microphone, the fully-implanted microphone comprises a shell, a PCBA board, a first sound sensor and a bone conduction sensor are arranged in the shell, the first sound sensor is connected with the PCBA board and used for receiving a first external sound signal and transmitting the first external sound signal to the PCBA board, and the bone conduction sensor is connected with the implant. The bone conduction sensor is also connected with the PCBA board and is used for collecting an in-vivo noise signal and transmitting the in-vivo noise signal to the PCBA board; the PCBA board is used for receiving the first external sound signal and the in-vivo noise signal, and at least performing noise reduction on the first external sound signal and then outputting the first external sound signal; the implant or the fully-implanted microphone is connected with a second sound sensor, the second sound sensor is connected with the PCBA, the second sound sensor receives a second external sound signal and transmits the second external sound signal to the PCBA board, and the PCBA board receives the second external sound signal, at least carries out noise reduction on the second external sound signal and then outputs the second external sound signal; according to the system, the wearing comfort of a user is effectively improved, the efficient noise reduction performance is met, and the hearing requirement of a user patient can be met.

The present disclosure is of a bone conduction microphone. The bone conduction microphone comprises of a laminated structure and a base structure. The laminated structure is formed by a vibration unit and an acoustic transducer unit. The base structure is configured to load the laminated structure. At least one side of the laminated structure is physically connected to the base structure. The base structure vibrates based on an external vibration signal, the vibration unit deforms in response to the vibration of the base structure, and the acoustic transducer unit generates an electrical signal based on the deformation of the vibration unit. A resonant frequency of the bone conduction microphone is within a range of 2.5 kHz-4.5 KHz.

According to the non-intrusive audio health conditioning system and conditioning method, various detection data of a user before conditioning are detected through an HRV intelligent detection module, a user conditioning scheme is formulated, and the conditioning scheme is integrated to an audio signal generator; the audio signal generator can recommend and generate an audio conditioning scheme most suitable for a current user according to user information, the audio conditioning scheme is output to the audio adjusting module, and after the audio conditioning scheme is set, the audio adjusting module converts audio signals through the audio conversion module and transmits the audio signals to the bone conduction module; auditory perception and tactile stimulation are realized through mechanical vibration of the bone conduction module, so that conditioning of single and composite audio information of a human body is realized, and the physical and mental state of the human body is improved. In the audio information conditioning process, a user can carry the bone conduction module to move freely within the wireless signal transmission range, daily life, work and study are not affected, the degree of freedom is higher, and use is more convenient.

The invention discloses a sound output device. The sound output device comprises a vibration loudspeaker, an air conduction loudspeaker and a signal processing module, the signal processing module comprises a bone conduction signal processing circuit and an air conduction signal processing circuit, the vibration loudspeaker comprises a first vibration assembly, and the first vibration assembly is electrically connected with the bone conduction signal processing circuit to receive a bone conduction control signal; the air conduction loudspeaker comprises a shell and a second vibration assembly, and the second vibration assembly is electrically connected with the air conduction signal processing circuit to receive the air conduction control signal and generate air conduction sound waves based on the air conduction control signal. The first vibration assembly comprises a vibration plate connected with the shell and used for generating bone conduction sound waves, and the second vibration assembly comprises a vibration diaphragm connected with the shell and used for generating air conduction sound waves. By means of the mode, the sound listening effect and the sound leakage problem of a traditional sound output device can be improved, and therefore the user experience is enhanced.

The invention discloses a bone conduction loudspeaker and an earphone. The bone conduction loudspeaker comprises a panel and a driving device, the panel is in transmission connection with the driving device; the whole or part of the panel is used for being in contact with or abutting against the body of a user so as to conduct sound; the area, used for making contact with or abutting against the body of a user, of the panel is provided with a normal. The axis of the driving device is not parallel to the normal; the driving device comprises a coil and a magnetic circuit system, and the axis of the driving device is perpendicular to the radial plane of the coil and / or the radial plane of the magnetic circuit system.

The invention discloses a cross-medium wearable audio transmission system and a transmission method thereof, which are suitable for audio communication scenes in an air and water body junction environment such as a natatorium. The system comprises a shore transmitting terminal and an underwater receiving earphone, and adopts a blue-green light wave band as a transmission carrier to realize cross-medium wireless transmission of audio signals. The transmitting terminal comprises an audio preprocessing module, a modulation and driving module and a coarse-fine composite light beam alignment module; the receiving earphone comprises an optical receiving module, a posture sensing and aligning module, a signal processing module and a bone conduction audio output unit. According to the system, through a dynamic attitude compensation and light beam alignment mechanism, the audio transmission rate greater than or equal to 1Mbps in a 10-meter range is realized, the error rate is less than or equal to 1 * 10 <-6 >, and the transmission delay is less than 50ms. The method has the advantages of high communication quality, strong anti-interference capability, good wearable performance and the like, and is suitable for scenes of underwater training, voice guidance, immersive audio playing and the like.

1. The name of this design product: Sports bone conduction headphones (K08). 2. The purpose of this design product: as a headphone audio playback device. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

1. The name of this design product: Swimming bone conduction earphones (X23). 2. Purpose of this design product: audio playback. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention discloses a hearing aid health analysis method based on a physiological signal monitoring function. The method comprises the following steps: collecting physiological signal data of a user in real time through a multi-mode biosensor array integrated on a hearing aid body; the hearing aid body comprises a digital signal processor and a wireless communication module; the physiological signal data at least comprises a brain wave signal, a skin electric response signal and a temporal artery pulse signal; performing motion artifact elimination processing on the physiological signal data through an adaptive filtering algorithm; performing feature extraction on the preprocessed physiological signal by using an embedded health analysis engine to generate a composite health feature vector containing a sympathetic nerve activity index, cognitive load measurement and a cardiovascular function index; and dynamically generating a health risk assessment report based on an association relationship between the composite health feature vector and a preset hearing scene, the bone conduction vibration unit and the audio synthesis module of the hearing aid body output graded health alarm signals.

The invention relates to the field of translation glasses, in particular to a real-time glasses system and device based on neural network machine translation. The technical problem to be solved by the invention is to provide accurate voice acquisition and visual text positioning to ensure translation coherence in a complex scene. The neural network machine translation-based real-time glasses system and device can realize real-time response, multi-language mixed processing and privacy security. The invention discloses a real-time glasses system and device based on neural network machine translation. The real-time glasses system comprises a beam forming microphone array, a micro transparent display screen, a bone conduction loudspeaker, a front camera, an AI processor, an end-to-end neural network processing assembly line, a dynamic context caching module, a user sight tracking module, a privacy protection module and a user interaction module. According to the invention, accurate voice acquisition and visual text positioning are achieved, and translation coherence in a complex scene is ensured; and the effects of real-time response, multi-language mixed processing and privacy security are realized.