5136 results about "Audiology" patented technology

A system, including: an ear worn device configured to provide audio to a user's ear; a switch configured to receive physical contact from the user and, in response, alter an activation state of the switch; and a case configured to receive the ear worn device when not in use, wherein the case includes an electromagnet configured to magnetically attract the ear worn device, wherein changing the activation state of the switch causes the electromagnet to reduce attraction to the ear worn device to allow the user to more easily remove the ear worn device from the case.

The invention relates to the technical field of electroencephalogram signal processing, in particular to an ontology brain wave audio auditory perception synchronous feedback method, device and system and electronic equipment. The method comprises the following steps: receiving electroencephalogram signals of a collected user on line from electroencephalogram collection equipment through an upper computer, obtaining electroencephalogram signals of a specified frequency band from the electroencephalogram signals, and extracting corresponding electroencephalogram characteristics; according to the electroencephalogram features or preset rhythm parameters, the electroencephalogram signals of the specified frequency band are segmented into a plurality of electroencephalogram segments, a plurality of audio expressions corresponding to the electroencephalogram segments are generated, and feature parameters of the audio expressions are determined according to the electroencephalogram features of the corresponding electroencephalogram segments; generating brain wave audio representation data according to the audio representation corresponding to the electroencephalogram signals of the one or more designated frequency bands, and obtaining brain wave audio according to the brain wave audio representation data. Therefore, the physiological suitability of nerve regulation and control and the artistic expressivity of audio generation are met at the same time, and organic unification of nerve regulation and control and audio generation is achieved.

An example wearable device for placement relative to an ear includes a housing; a first extending structure; a second extending structure, the first and second extending structures are separated by an adjustable distance; a carriage coupled to the second extending structure and being at least partially disposed within the housing, the carriage being configured to move longitudinally along the housing and an adjustment mechanism configured to impart a force to cause longitudinal movement of the carriage to adjust the adjustable distance.

In aspects of ending active noise cancellation based on a detected audio source, a mobile device implements an audio playback manager that detects a headset employing active noise cancellation (ANC) of audio in communication with a mobile device in an environment of the mobile device. The audio playback manager receives a selection of at least one audio source that triggers adjustment of the ANC and detects sound originating from the at least one audio source that triggers adjustment of the ANC. Based on detecting the sound originating from the at least one audio source, the audio playback manager adjusts the ANC.

The invention relates to the field of biological medicine, and discloses a method and system for analyzing cough sound by using disease characteristics to diagnose respiratory diseases, and the method comprises the steps: deploying a six-microphone annular array to achieve the precise positioning and triggering of a sound source; self-adaptive spectral subtraction and Wiener filtering cascade are adopted to enhance the audio; segmenting a cough segment based on energy envelope; fusing the Mel-cepstrum, the linear prediction residual error, the harmonic energy ratio and the transient zero-crossing rate to construct a pathological feature matrix; extracting local, medium-range and global time sequence features through a three-branch parallel convolutional network; inputting a disease specific classifier to discriminate asthma, pneumonia and laryngitis respectively, and applying a feature decoupling regular term to improve interpretability. The system correspondingly realizes the modularized processing flow. According to the method, the cough sound collection quality and the disease subtype recognition accuracy in a complex environment are improved, meanwhile, the thermodynamic diagram is output to assist clinical decision making, and the diagnosis credibility and practicability are enhanced.

A work machine includes a lower traveling body; an upper slewing body slewably mounted on the lower traveling body; an external microphone configured to collect sound around a work machine; an internal speaker configured to output sound to an operator of the work machine; an information transmission device configured to enable a worker around the work machine to recognize whether or not a voice of the worker has reached the operator of the work machine; and a processor, and a memory storing instructions that cause the processor to execute a process. The process includes collecting, by the external microphone, sound around the work machine; outputting, by the internal speaker, the sound to the operator of the work machine; and enabling, by the information transmission device, the worker around the work machine to recognize whether or not a voice of the worker has reached the operator of the work machine.

Methods and apparatuses are described for modulating multiple integrated neural networks to alter composite sensory processes, such as audition or hearing. These methods and apparatuses may be used for therapeutic and non-therapeutic uses, including enhancing entertainment and communication, by providing a cranio-cervical tuning apparatus worn in or around the outer ear or auricle. These methods and apparatuses may include functional neurosensory bias for neurosensory scrambling neuromodulation to influence composite or multi-modal sensory processes.

A gesture recognition system for recognising gestures from input data and outputting gesture events may control a computing system. The gesture recognition system may include a plurality of devices, including one or more peripheral devices and a central device. Each peripheral device may include a set of one or more sensors for sensing one or more parameters of a set of parameters; a communication module configured to communicate with another device of the plurality of devices; and a processor. The processor is configured to process the sensor data using a rules engine and output a gesture event. The central device may include a central communication module for communicating with the one or more peripheral devices and a central processor configured, in dependence on processing one or both of (i) at least a subset of the sensor data and (ii) data relating to the gesture, to output a further gesture event.

An ultrasound transducer assembly is connectable to an ultrasound system and comprises one or more ultrasound transducer elements supported by a cap. The ultrasound transducer elements are operable to direct ultrasound energy toward brain tissue of a subject and / or to receive echo ultrasound energy when the ultrasound transducer assembly is mounted on the head of the subject. Some embodiments include a fillable jacket coupled to the inner surface of the cap and in acoustic contact with the one or more transducer elements.

In aspects of ending audio playback based on a trigger word, a mobile device implements an audio playback manager that detects a headset in communication with a mobile device, the headset causing active noise cancellation (ANC) and outputting audio playback communicated from the mobile device. The audio playback manager detects a trigger word that is audible in an environment of the mobile device. In response to detecting the trigger word, the audio playback manager ends the audio playback and adjusts the ANC of the headset.

An audio device comprising, an interface, one or more first output transducers, one or more input transducers, and a processor. The audio device is configured to emit a first ultrasound signal, receive a first reflection indicative of the first ultrasound signal, process the first reflection to determine movement, and in response to movement being determined, adjust one or more audio processing parameters of the audio device.

The present disclosure relates to an earphone (100), including: a shell assembly (10), configured to form an accommodation space (101) and extending along a first direction (X) and a second direction (Y), the second direction (Y) is orthogonal to the first direction (X); an ear hook (2) connected to the shell assembly (10), wherein when the earphone (100) is in a wearing state, at least a portion of the ear hook (2) is located at a rear side of an ear of a user, and the shell assembly (10) is stacked on a front side of the ear of the user along the second direction (Y); and a loudspeaker (13) and a battery (14) spaced apart from each other along the first direction (X) and accommodated in the accommodation space (101).

An audio upmixing method and an audio apparatus are disclosed. The method comprises: performing feature extraction on a stereophonic audio signal to obtain a stereophonic audio feature; and extracting channel audio signals and right channel audio signals from the stereophonic audio feature based on audio output channels. The audio output channels are independent of each other, and each audio output channel is configured to output the corresponding left channel audio signal or the corresponding right channel audio signal. The method further comprises fusing the left channel audio signal and the right channel audio signal corresponding to a target channel to obtain first audio signals of a plurality of target channels. Each target channel corresponds to two audio output channels. The method further comprises outputting an audio upmixing signal of a target format based on the first audio signals. The target format corresponds to the plurality of target channels.

The invention discloses a multi-mode perception collaboration and real-time synchronization system, which breaks through the limitation of vision / hearing in the prior art, covers vision, hearing, smell and movement, and realizes more accurate cooperation through a perception layer, a control layer and an execution layer. According to the invention, an immersive experience space full of shock and reality can be created, synchronous output of visual, auditory, tactile and olfactory signals is realized by means of high-precision equipment, and a series of cross-sensory signal superposition schemes are designed on the basis of response characteristics of human physiology and psychology to various sensory stimuli. Therefore, the overall perception of the experiencer to the space atmosphere is enhanced. Meanwhile, through weight distribution and conflict resolution, the system can flexibly adjust the sensing mode according to the environment and the user state. The multi-device cooperation error can be controlled at millisecond level and millimeter level, and the natural fusion of virtuality and reality is realized.

The invention discloses a portable swallowing function screening system based on multiple modes. The portable swallowing function screening system comprises a signal acquisition device, a data processing device and an interactive display device which are connected in sequence, the signal acquisition device is used for acquiring a laryngeal pressure signal, a laryngeal acoustic vibration signal and a swallowing acoustic wave signal of a patient; the data processing device is used for performing feature extraction and feature fusion according to the throat pressure signal, the throat sound vibration signal and the swallowing sound wave signal to obtain a multi-modal fusion feature, and calculating a swallowing disorder risk probability through a preset deep learning model according to the multi-modal fusion feature; the interactive display device is used for judging the swallowing function according to the swallowing disorder risk probability and displaying the screening result of the swallowing function according to the judgment result.

The invention relates to the technical field of medical data processing, in particular to a data analysis and processing system based on clinical hearing detection, and aims to solve the problems that dynamic characteristics of auditory nerve response cannot be systematically described, high-dimensional multi-modal feature vectors cannot be constructed, and the data analysis and processing efficiency is low in the prior art. A stable and reliable input basis cannot be provided for intelligent classification, anomaly detection and individualized analysis, and the sensitivity and specificity of hearing state recognition are reduced; the multi-dimensional hearing feature extraction module fuses time domain, frequency domain and non-linear complexity analysis methods, systematically depicts dynamic features of auditory nerve response, constructs a high-dimensional multi-modal feature vector by integrating three-dimensional features, remarkably improves sensitivity and specificity of hearing state recognition, and improves the accuracy of hearing state recognition. The feature representation method provides a stable and reliable input basis for subsequent intelligent classification, anomaly detection and individualized analysis.

The invention discloses a sign language recognition glasses device, system and method, and belongs to the technical field of intelligent equipment, and the sign language recognition glasses device comprises a glasses frame which is used for supporting all components of the device; the camera is arranged on the front side of the glasses frame and is used for capturing hand actions in real time to generate image information; the data processing module is embedded in the glasses frame, electrically connected to the camera and used for processing the image information and executing sign language recognition; the main control unit is arranged on an ear rod of the glasses frame, is electrically connected to the data processing module and is used for coordinating the operation of each component; the display module is arranged at the positions of the lenses of the glasses frame, electrically connected to the main control unit and used for displaying character information obtained after sign language recognition, communication between hearing-impaired people and common people is not limited by specific places any more, and instantaneity and convenience of communication are greatly improved.

The disclosed systems and methods provide systems and methods for rhythm recognition and the analysis of ECG signals.

Wake-word processing by a wearable electronic device could be carried out when the device is worn by a user and is in a device sleep state, the device including a linear microphone array having at least two microphones vertically spaced from each other, and the device also including a processor. And the example method could involve (i) the at least two microphones of the linear microphone array receiving an audio waveform representing a wake-word utterance, (ii) the processor making a determination, based at least on an angle of arrival of the audio waveform at the at least two microphones of the linear microphone array and / or an energy level of the audio waveform received at the at least two microphones of the linear array, of whether to accept the wake-word utterance or rather to reject the wake-word utterance, and (iii) the processor controlling operation of the device based on the determination.

The present invention relates to an EEG analysis method and apparatus for diagnosing depression, and the method includes the steps of: generating sounds so that repetitive acoustic stimuli may be transferred to a subject; acquiring EEG signals measured from the subject in synchronization with the acoustic stimuli; calculating P300 latency using the acquired EEG signals; and providing depression diagnosis information for the subject on the basis of the calculated P300 latency.

Disclosed are systems, methods, and devices, that overcome timing and self-expression limitations experienced by vocalists when using prerecorded vocal backing tracks to enhance live performances. The disclosed system, devices, and methods, dynamically synchronizes prerecorded vocal backing tracks with a live vocal stream by extracting vocal elements, such as phonemes, vector embeddings, or vocal audio spectra, from the live vocal performance in real-time. These extracted vocal elements are matched against corresponding timestamped vocal elements previously derived from the prerecorded vocal backing track, enabling precise real-time adjustment and alignment of the backing track timing to the live performance. Additionally, the system enhances expressive performance by identifying prosody factors, such as pitch, vibrato, accent, stress, dynamics, and level, in the live vocal performance, and dynamically adjusting corresponding prerecorded prosody factors within predefined ranges. This maintains naturalness and spontaneity in the vocalist's live performance, overcoming traditional limitations associated with prerecorded vocal backing tracks.

A terminal device for executing a Korean reading program, according to an embodiment of the present invention, comprises: a word search and identification unit that provides a word search and identification interface that supports a field-specific category and a translated word of a word of interest specified by a user from among English words belonging to the field-specific category and supports the translated word to be flickered and displayed, or a color of the translated word to vary within a rectangular border; a phoneme combination unit that interworks with the word search and identification unit, and provides a phoneme combination interface that supports information regarding a combination step (order) of phonemes for syllables of the translated word and pronunciation information and phonetic symbols regarding the phonemes and syllables, so as to be output; and a combination exercise unit that generates syllables by combining phoneme key information input via an interface provided by the phoneme combination unit, and combines the generated syllable information into a word.

The invention discloses a child mouth breathing monitoring method, device and equipment and a medium, and the method comprises the steps that a non-contact sensor group is used for synchronously collecting multi-mode physiological data of a target child in the sleep period, and the multi-mode physiological data at least comprises a face thermal imaging video stream, a thoracic and abdominal micro-motion signal and an environment audio signal; the multi-modal physiological data is processed, multi-modal features related to respiration are extracted respectively, and the multi-modal features comprise thermodynamic change features of mouth and nose areas extracted based on a face thermal imaging video stream, respiratory effort waveforms extracted based on thoracic and abdominal micro-motion signals, and the respiratory effort waveforms extracted based on the thoracic and abdominal micro-motion signals; extracting a sound source spatial position and a spectrum feature of breathing sound based on the environment audio signal; inputting the multi-modal features into a pre-trained mouth breathing recognition model, and outputting a judgment result of the functional mouth breathing event of the target child within a specific time period; and generating a mouth breathing monitoring report of the target child based on the judgment result.

Two speaker units are arranged on the right side from the center of a seat; two speaker units are arranged on the left side from the center of the seat; one of the two speaker units arranged on the right side is arranged at a position closer to the right ear of a user seated on the seat as compared with the other one of the two speaker units arranged on the right side; one of the two speaker units arranged on the left side is arranged at a position closer to the left ear of the user seated on the seat as compared with the other one of the two speaker units arranged on the left side; acoustic signals obtained on the basis of a reproduction target are emitted from the two speaker units arranged on the right side to be opposite in phase to each other; the acoustic signals obtained on the basis of the reproduction target are emitted from the two speaker units arranged on the left side to be opposite in phase to each other; and the acoustic signals are emitted from two speaker units arranged on the positions closer to the ears not to be opposite in phase to each other.

Methods and apparatus are described for evaluating dubbing of media content. Phonemes in dubbed audio are extracted and mapped to visemes. Lip poses in video frames of the media content corresponding to the phonemes of the dubbed audio are compared to the visemes determined from the dubbed audio. A notification may be generated based on the comparison that indicates synchronization of the dubbed audio to lip poses of the video.

A heart rate detection earphone and an earphone device are provided. The heart rate detection earphone includes an earphone housing and an earphone functional component. The earphone housing includes an ear hook part, a connection part, and an earphone part. One end of the connection part is connected to the ear hook part, and the other end of the connection part is connected to the earphone part. The earphone functional component includes an earphone circuit board, an earphone battery module, an earphone speaker module, and a heart rate detection module. The earphone battery module is electrically connected to the earphone circuit board. The earphone speaker module is fixedly provided on the earphone part. The heart rate detection module is provided on the earphone part and electrically connected to the earphone circuit board. The heart rate detection earphone has more diverse functions and meets special needs of users.

The invention discloses an ear wearable device and a head-mounted intelligent device, the ear wearable device is used for being worn on the auricle of a human body, the ear wearable device comprises a first body, a second body, a bending part and an audio device, the bending part is correspondingly located at the upper position of the auricle of the human body, and the audio device is arranged on the first body. The first body is connected to the first end, located on the front side of the auricle of the human body, of the bending part, the second body is connected to the second end, located on the rear side of the auricle of the human body, of the bending part, a first cavity is formed in the second body, the audio device is arranged in the first cavity, an audio output port is formed in the first body, and the audio output port is connected with the first body. The audio output port is communicated with the first cavity. According to the invention, the wearing comfort of the intelligent glasses can be improved, and the method is applied to head-mounted intelligent equipment such as the intelligent glasses.

The utility model relates to the field of medical instruments, in particular to an auxiliary sleep device with a sound wave hypnosis function, which comprises a base, a support block, a seat, a backrest, a headrest, an electric push rod and the like, the upper side of the middle of the base is connected with the support block, the upper side of the support block is connected with the seat, the left part of the seat is rotatably connected with the backrest, and the upper side of the backrest is connected with the headrest. The left part of the backrest is rotationally connected with an electric push rod. The window shade is put down by pushing the connecting frame to move and then reversely pulling the pull bead chain, and then sound waves are sent out by the ultrasonic sleep aiding device for hypnosis to assist sleep, so that the sound waves can be used for hypnosis of a user to assist sleep, relax the brain and accelerate falling asleep, and meanwhile, the window shade can be used for shading. A user is in a dark environment, light stimulation is avoided, the sleep quality is improved, and use is convenient.

The invention discloses a sleep assistance composite audio generation method and system based on multi-frequency brain waves and a medium, and belongs to the technical field of digital audio processing, and the technical scheme is characterized by comprising the following steps: S1, collecting a brain wave signal of a user in real time through a brain wave monitoring module; s2, dynamically selecting a target frequency band combination according to the sleep stage and setting an amplitude change rule; s4, pink noise with the frequency spectrum range of 20-200 Hz is injected into the composite audio, the energy proportion of the pink noise is 5%-15%, and the amplitude is dynamically adjusted according to the environmental sound pressure level SPLenv. The method has the effect that the limitation of traditional sleep assisting audio is solved through the technologies of multi-frequency brain wave synchronization, personalized customization, dynamic adjustment, diversified audio combination and the like.