491 results about "Bone conduction hearing" patented technology

The invention provides a bone conduction speech enhancement method based on a double-flow self-attention fusion network. The bone conduction speech enhancement method comprises the following steps: acquiring and preprocessing a bone conduction speech signal to be processed; a double-flow self-attention fusion network is constructed, the double-flow self-attention fusion network comprises a double-flow encoder, a cross-modal feature fusion module, a multi-scale decoder and a waveform reconstruction module which are connected in sequence, the double-flow self-attention fusion network is trained, a trained model is obtained, and the performance of the model under different conditions is evaluated. According to the method, a double-flow structure is used for processing time domain information and frequency domain information respectively, a self-attention mechanism is introduced, so that the model can capture a long-distance dependency relationship in each mode, and the feature quality is improved. According to the invention, the time-frequency information can be better integrated through the cross-modal feature fusion module. According to the invention, the multi-scale loss function supervises the output of different levels of the decoder, so that the network can learn effective spectrogram representation at different resolutions, and a finer spectrum structure can be recovered.

The invention relates to a speech recognition method for a tactical AR helmet, and the method comprises the steps: collecting a first audio signal through a near-field pickup disposed near the mouth and nose of a wearer, and collecting a second audio signal through an environment pickup disposed at the outer side of the helmet or away from the mouth and nose; synchronously acquiring a third signal sounding with the wearer, wherein the third signal is at least one of helmet inner side contact type micro vibration, bone conduction vibration pickup or helmet inner sound pressure change; calculating a near-field difference indicator based on the first audio signal and the second audio signal, the near-field difference indicator comprising at least one of an energy difference or an energy ratio; determining sound production starting and ending moments from the first audio signal and the third signal, and calculating a time sequence synchronization index; and when the near-field difference index satisfies a preset near-field condition and the time sequence synchronization index satisfies a preset synchronization condition, determining that the voice is sent by the helmet wearer and a corresponding voice segment is output for subsequent identification, otherwise, shielding the voice segment.

The invention discloses an intelligent exoskeleton bone auxiliary conduction hearing aid system capable of being remotely controlled and having an electroencephalogram control function, and relates to the technical field of intelligent rehabilitation robots and hearing aid devices. The wearable mechanical part comprises a flexible actuator, an elastic fabric base material, an inertial measurement unit IMU, a plantar pressure sensor array, a surface myoelectricity EMG sensor and an electroencephalogram EEG sensor. And the information processing communication part comprises a central controller, a bone conduction hearing aid module, a multi-mode sensor, an embedded SoC, a DSP / AI accelerator, a 4G / 5G / Wi-Fi module and a power management unit. The flexible exoskeleton walking aid system and the bone conduction hearing aid module are integrated, the electroencephalogram EEG sensor is additionally arranged to achieve the electroencephalogram control function, and cooperation of the three functions of movement assistance, auditory perception and neural intention recognition is achieved. A user can directly control the exoskeleton action mode through electroencephalogram signals, meanwhile, intelligent assistance of lower limb joints is obtained in the walking process, and environment sounds and voice prompts are clearly received in a bone conduction mode. According to the system, the perception ability, the control flexibility and the social participation degree of old people or rehabilitation patients who are inconvenient to move and accompanied with hearing impairment in a complex environment are remarkably improved, and more natural and convenient man-machine interaction experience is provided for users.

The invention discloses a dynamic sleep memory intervention method and system based on an ultrathin eyeshade, the system comprises an ultrathin eyeshade body and a cloud platform, and the eyeshade integrates electroencephalogram acquisition, memory content playing, master control and communication modules. The electroencephalogram acquisition module adopts an eight-channel super-soft spandex conductive electrode and a noise reduction unit combining adaptive notch filtering with wavelet threshold filtering; the memory playing module is a hemispherical dome miniature bone conduction loudspeaker, and silent leakage outside 30cm is realized; a dynamic sleep memory dry prediction algorithm is built in the main control module, and playing parameters can be adjusted according to delta wave intensity; the cloud stores personalized memory content and intervention records, and push content can be intelligently updated. The method comprises the steps of equipment starting initialization, electroencephalogram collection and noise reduction, deep sleep recognition, dynamic playing and data encryption synchronous closing, the problems that existing equipment is heavy and intervention is rigid are solved, non-inductive wearing, accurate intervention and privacy protection are achieved, and the method is suitable for sleep memory consolidation.

A system is provided.SOLUTION: The system includes a sound recognition means for collecting a sound datum, a communication means for transmitting the sound datum to a server, a sound recognition engine means for converting the sound datum into a text in the server, a generation AI means for summarizing a sound recognition result, a speech synthesis means for converting the summarized text datum into the sound datum, and a bone-conduction means for transmitting the sound datum to a wearer by bone-conduction.SELECTED DRAWING: Figure 1

The utility model discloses a bone conduction hearing aid which comprises a host, one end of the host is fixedly connected with a supporting column, the top end of the supporting column is fixedly connected with a connecting sleeve, one end of the host is fixedly connected with an adjusting mechanism, the connecting sleeve is sleeved on the end portion of a spectacle frame, and the bone conduction hearing aid is limited and fixed through the spectacle frame. The main machine and the spectacle frame cannot clamp and extrude each other, the ear pain problem is avoided, meanwhile, the bone conduction sound transmission device can be smoothly attached to the skull or the facial bone through the downward concave part, normal work of the bone conduction sound transmission device is guaranteed, and the sound transmission efficiency is improved. The position of the bone conduction sound conducting device in the vertical direction can be adjusted through the connecting column, meanwhile, the position of the bone conduction sound conducting device in the horizontal direction can be adjusted under the action of the rotating shaft, the bone conduction sound conducting device can be adjusted to the proper position through the two different adjusting modes, and therefore the use requirements of different patients are met; the use by different patients is convenient.

1. The name of the design product: bone conduction Bluetooth earphone (X52). 2. The use of the design product: earphone for connecting electronic and digital products. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

1. Name of the product in this design: White Noise Bone Conduction Sleep Aid Music Box (SMB-16). 2. Purpose of this product design: Utilizing bone conduction technology, sound is transmitted and amplified through vibrations to the user's bones, thereby achieving a sleep-aiding effect. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. The name of the design product: bone conduction sleep Bluetooth sound. 2. The use of the design product: for playing audio and monitoring sleep quality, etc. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

1. Name of the product in this design: Audio (bone conduction). 2. Purpose of this design: an audio device for playing audio and video images. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

1. The name of the design product: earphone (bone conduction). 2. The use of the design product: for audio playing. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

This disclosure provides an apparatus for outputting audio signals. The apparatus may include a bone conduction unit configured to generate a bone conduction acoustic waveform. The apparatus may also include an air-tympanic conduction unit configured to generate an air-tympanic conduction acoustic waveform; the bone conduction acoustic waveform and the air-tympanic conduction acoustic waveform may represent the same audio signal. The apparatus may include a phase difference between the bone conduction acoustic waveform and the air-tympanic conduction acoustic waveform that may be less than a threshold. The apparatus may include a housing configured to accommodate at least a portion of the bone conduction unit and the air-tympanic conduction unit.

1. Name of the product in this design: Bone Conduction Swimming Headphones (DF350). 2. Purpose of this design: for enjoying music and listening to audio. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The application discloses a bone conduction speech coding method, a coding and decoding method, a device, a medium and equipment, and belongs to the technical field of audio coding and decoding. The coding method comprises the following steps: updating a bandwidth detection parameter table in advance; updating a time domain noise shaping coding coefficient table in advance; in an LC3 audio coding process, the bone conduction speech is coded by using the updated bandwidth detection parameter table and the updated time domain noise shaping coding coefficient table, and a noise level estimation process of the bone conduction speech is performed on a bone conduction speech frequency band, so that the coding of the bone conduction speech is completed. The bandwidth detection parameter table and the time domain noise shaping coding coefficient table in the LC3 encoder are updated, so that when the LC3 encoder codes the bone conduction speech, the low-frequency part of the bone conduction speech can be recognized and corresponding coding processing can be performed, the coding of the bone conduction speech is realized, and the application range of the LC3 audio coding and decoding device is widened.

The invention discloses a sound production unit and head-mounted sound production equipment, and relates to the technical field of sound production devices, and a bone conduction sound production device of the sound production unit comprises a bone conduction support, a bone conduction magnetic circuit assembly, at least one coil and two elastic sheets; the two elastic sheets are arranged at intervals in the vibration direction A of the bone conduction sound production device, the two elastic sheets are arranged in a central symmetry mode, and each elastic sheet comprises an outer frame body connected with the bone conduction support, an inner frame body connected with the bone conduction magnetic circuit assembly and two elastic arms connected between the outer frame body and the inner frame body; the two elastic arms are arranged in a central symmetry mode. Each elastic arm is provided with an inner connecting part connected with the inner frame body, the projections of the inner connecting parts of the two elastic pieces on a plane perpendicular to the vibration direction A in the vibration direction are not completely overlapped, the stress stability of the bone conduction magnetic circuit assembly is guaranteed, and rolling vibration of the bone conduction magnetic circuit assembly can be reduced or even prevented.

The application discloses a hearing aid health analysis method based on physiological signal monitoring function, comprising the following steps: collecting physiological signal data of a user in real time through a multi-modal biological sensor array integrated in 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 an electroencephalogram signal, a galvanic skin response signal and a temporal artery pulse signal; the physiological signal data is subjected to motion artifact elimination processing through an adaptive filtering algorithm; a preprocessed physiological signal is subjected to feature extraction through an embedded health analysis engine, and a composite health feature vector comprising a sympathetic nerve activity index, a cognitive load metric and a cardiovascular function index is generated; a health risk assessment report is dynamically generated based on the association between the composite health feature vector and a preset hearing scene; and a graded health alarm signal is output through a bone conduction vibration unit and an audio synthesis module of the hearing aid body.

A method includes removably attaching an earbud to a pair of glasses worn by a person. The pair of glasses includes a first speaker configured to deliver sound externally through air or through bone conduction to an ear of the person. The earbud includes a second speaker configured to deliver sound into an ear canal of the person when the earbud is placed in the ear canal. The method further includes establishing a wireless connection between the pair of glasses and the earbud, and detecting a position of the earbud relative to the pair of glasses. The method further includes, when the earbud is detached from the pair of glasses, deactivating the first speaker in the pair of glasses, and activating the second speaker after the earbud is detached from the pair of glasses.

The present invention relates to a device for preventing, alleviating or treating degenerative brain diseases by inducing brain wave synchronization through acoustic vibration tactile stimulation and bone conduction music, and a method thereof. More specifically, the present invention relates to a wearable device which is worn on the head of a wearer, stimulates the brain by providing Vibroussis composed of 40 Hz vibration and sound to the forehead lobe and the temporal lobe of the wearer, and recovers the gamma oscillation of the brain to normal by increasing the cerebral blood flow. Therefore, the device and the method thereof can prevent, relieve or treat degenerative brain diseases (such as mild cognitive impairment or early Alzheimer's disease (dementia)).

The system according to the embodiment aims to eliminate inconveniences in daily life caused by hearing impairments or hearing loss. According to an embodiment, the system includes a collection unit, an analysis unit, and a transmission unit. The collection unit collects ambient sound. The analysis unit analyzes the sound collected by the collection unit. The transmission unit transmits the sound analyzed by the analysis unit to the inner ear using bone conduction technology.

1. The name of the design product: bone conduction Bluetooth earphone (B24-C). 2. The use of the design product: earphone for connecting electronic and digital products. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: reference drawing in use.

The application provides a Bluetooth hearing aid and belongs to the technical field of hearing aids. The hearing aid comprises a hearing aid body and a hollow framework. The hearing aid body is provided with two groups and is connected with two ends of the hollow framework respectively. The hearing aid body comprises a main body shell one. An in-ear sound collecting device is fixedly installed on an inner wall of one end of the main body shell one. A bone conduction sound collecting device is arranged in the other end of the main body shell one. The end wall of the hollow framework is clamped with the top clamping hole of the main body shell one. A PCB integrated board is fixedly installed on the inner wall of the middle part of the main body shell one. The in-ear sound collecting device and the bone conduction sound collecting device are integrated. The sound collecting mode is flexibly switched by cooperating with a central control module, a double-mode Bluetooth hearing aid module and an APP input module. The pull wire assembly, the constant torque spring and the wire clamping mechanism are arranged to realize the wearing length adjustment and the automatic winding of the wire, so as to solve the problems of single sound collecting mode, unadjustable wearing length and easy winding and knotting of the wire of the existing hearing aid.

The present application relates to the field of medical informatics, and provides a tooth abnormal vibration signal detection system, comprising: an arc-shaped base body; a plurality of arc-shaped base body vibration sensors embedded in the arc-shaped base body, each arc-shaped base body vibration sensor corresponding to one of two sides of a predetermined implant implantation position of a user and being adjacent to a tooth, for real-time sensing of an external mechanical vibration signal acting on the arc-shaped base body and the two sides of the tooth; a bone conduction vibration sensor for sensing a bone conduction vibration signal conducted to the predetermined implant screw base through the jaw bone of the user; and a signal processing module for receiving the external mechanical vibration signal and the bone conduction vibration signal respectively, performing frequency domain conversion, calculating the similarity of first and second frequency spectrum characteristics, and outputting a same frequency judgment result. The present application improves the real-time detection accuracy of implant nail and tooth root collision, and improves the implant success rate and safety.

The application provides a kind of adaptive human-computer interaction method and system based on multi-modal perception, it is related to human-computer interaction technical field, acquires the multi-modal original perception information flow that user obtains in mixed reality space through depth vision, bone conduction and flexible tactile sensor, respectively to its penetration depth calculation, voiceless speech decoding and mechanical response matching processing are handled, obtain interactive penetration depth sequence, internal speech instruction coding sequence and virtual tactile feedback expected intensity sequence.Multiple modal intention conflict detector detects cross-modal intention conflict, generates intention conflict representation vector, finally generates interactive mode smooth switching instruction according to the intention conflict representation vector, triggers mixed reality space interaction paradigm conversion, realizes the adaptive conversion of interaction paradigm in mixed reality space, effectively solves the problem of multi-modal interaction intention conflict processing difficulty in traditional method, greatly improves the accuracy, fluency and naturalness of human-computer interaction.

To provide a speaker assembly with superior acoustic performance. [Solution] The speaker assembly 3 includes a housing assembly, a bone conduction speaker 40, and an air conduction speaker 50. The housing assembly includes a main housing 31 for forming a housing space 300 with one end open. The bone conduction speaker includes a core housing 41 and a transducer device. The core housing is rotatably supported by the main housing and a portion of it is located within the housing space. The core housing is provided with a mounting space 410, the volume of which is smaller than the volume of the housing space. The transducer device is installed within the mounting space. The core housing is provided with a sound guide hole 4106 that communicates with the mounting space.

A speaker assembly is provided. The speaker assembly includes a housing assembly including a main housing, an air conduction speaker disposed within the main housing, and a bone conduction speaker rotatably supported on the main housing and being capable of rotating relative to the main housing along a preset rotation axis. A vibration direction of the air conduction speaker is parallel to the preset rotation axis, and a vibration direction of the bone conduction speaker is perpendicular to the preset rotation axis.

Earbud core of a bone conduction loudspeaker, characterized in that the earbud core of a bone conduction loudspeaker comprises: a magnetic circuit arrangement, a vibration arrangement, an external conductor and a support, wherein the vibration arrangement comprises a coil and an internal guide conductor, wherein the external conductor can transmit audio current to the coil for the vibration arrangement, wherein an end of the external conductor is connected to the internal guide conductor of the earphone core, wherein the support has a cable trough, wherein the external conductor and / or the internal conductor are at least partially arranged in the cable trough, wherein the internal guide conductor and the external guide conductor are welded together, and wherein the weld point is located in the cable trough.

The invention discloses a sound production unit and head-mounted sound production equipment, and relates to the technical field of sound production devices, the sound production unit is in contact with human face skin when worn, and the sound production unit comprises a bone conduction sound production device and an air conduction sound production device which are independently arranged; the bone conduction sound production device and the air conduction sound production device can be independently controlled to produce sound, and the minimum value of the difference value between the working frequency band of the bone conduction sound production device and the low-frequency resonance point of the bone conduction sound production device is larger than or equal to 20 Hz. The sound production unit can utilize respective sound production characteristics of the bone conduction sound production device and the air conduction sound production device, so that the sound listening effect is improved, relatively strong vibration generated by vibration near a low-frequency resonance point of the bone conduction sound production device is reduced, and the use experience is improved.