41 results about "Auditory system" patented technology

The invention relates to the technical field of biology, in particular to a construction method of an Elmod3 gene mutation mouse model. Based on clinical data of hereditary deafness family patients, ELMOD3c.512Agt is found; g abnormal mutation can cause delayed progressive sensorineural deafness of a patient. According to the invention, a molecular marker with Elmod3c.512Agt is constructed; the G point mutation mouse model is consistent with the mutation site of a patient, and after the mouse is born, the disease progresses under the normal feeding environment and the natural growth rule, so that the experiment conditions of the disease research of the model mouse are closer to the real disease development of family patients, and a researcher can deeply research how the ELMOD3 gene mutation causes deafness. And a foundation is laid for functional research and subsequent gene therapy research of the ELMOD3 in an inner ear auditory system.

Methods of classifying and using acoustic filters for active noise control in hearing systems, such as headphones. The acoustic filters are determined and stored in a memory in the hearing system, making it therefore possible to quickly and efficiently select and use a certain filter in order to improve filter performance and filter stability in the hearing system.

A hearing device includes input transducers providing a transducer input, the input transducers comprising a first input transducer for provision of a first transducer input signal, wherein the transducer input is based on the first transducer input signal; a processor configured to provide an electrical output signal based on the transducer input; and a receiver to provide an audio output signal based on the electrical output signal; wherein the processor is configured to process the transducer input for provision of a first input and a second input; apply a neural network to the second input for provision of a second output that is a prediction of future noise; provide a noise estimate based on the second output; and subtract the noise estimate from a magnitude of the first input for provision of a first output, wherein the electrical output signal is based on the first output.

The embodiment of the application discloses a kind of bridge artificial neuron unit composition's bionic hearing positioning system based on memristor circuit, it is related to neural morphic computing and artificial intelligence hardware field.In the present application: bridge artificial neuron unit includes the first memristor analog circuit connected with first capacitor and first load resistance, and the second memristor analog circuit connected with second capacitor and second load resistance, which are connected by first bridge capacitor, and coupled with external circuit by second bridge capacitor.The unit can simulate the pulse emission and refractory behavior of biological neuron.A plurality of the unit can be connected in series to build a one-way pulse propagation chain, forming a pulse propagation network.Based on the network, a coincidence detector can detect the small time difference of multiple input signals and be applied to a bionic hearing system to achieve sound source positioning.The present application has simple structure, high degree of modularity, and can realize high-reliability analog pulse propagation and high-precision coincidence detection.

The invention discloses an equipment network distribution method and an equipment network distribution system. Specifically, a second device can send a detection sound wave signal with a signal frequency in a range of 18-22kHz after accessing a network, a first device carries out validity detection on the detection sound wave signal after obtaining the detection sound wave signal sent by the second device, and automatically obtains distribution network information from the second device after passing the validity detection. And executing network distribution operation based on the network distribution information. In the whole process, a user can realize automatic network distribution of the second equipment without operating on the first equipment and the second equipment, so that the problem of low network distribution success rate caused by complicated operation of a traditional network distribution mode is solved, and the network distribution success rate is effectively improved. The frequency range of the detected sound wave signals is limited in the range of 18-22 kHz, on the basis of achieving accurate equipment detection, the human ear sensitive frequency interval can be avoided, the influence of the detected sound wave signals on the auditory system of a user is avoided, and non-inductive network distribution is achieved.

A computer-implemented method of testing processing speed, including presenting a first set of instructions to a subject, administering a first test, based on the first set of instructions, to the subject, presenting a second set of instructions to the subject, administering a second test, based on the second set of instructions, to the subject, calculating results of at least one of the first test and the second test, and displaying the results on a graphic user interface (GUI).

An illustrative system is configured to perform a process comprising: directing stimulation to be applied to a recipient of a bilateral hearing system that includes a first cochlear implant associated with a first ear of the recipient and a second cochlear implant associated with a second ear of the recipient; and causing the first cochlear implant and the second cochlear implant to simultaneously record, during an acquisition time window, one or more evoked responses within the recipient that are elicited by the stimulation.

A personal acoustic device with passive noise blocking or noise attenuation characteristics for use in high noise environments or for acoustic isolation from an external environment allowing for continuous sound blocking without any power or additional infrastructure. Passive systems have limited ways to fail versus active systems such as active noise cancellation with their complexity that can fail unexpectedly or are unavailable when power is absent. The device comprises an outer cup with an inner cup connected by one or more elements for at least one of locating, retaining and limiting motion of the inner cup with respect to the outer cup, wherein the inner cup fits over a user's car.

The invention discloses an emotion regulator and an emotion regulation system thereof, and relates to the technical field of emotion regulation, the emotion regulator comprises a bottom plate, a protection cover is fixedly connected to the top of the bottom plate, an isolation door is slidably connected to the surface of the protection cover, and when a user enters the protection cover, a camera module sends an internal picture of the protection cover to an expression capture module; the expression capturing module recognizes the expression of a user and sends the expression to the control chip, the control chip controls the multi-color LED light bar to adjust the color temperature and the brightness and stimulate the vision of the user, and the control chip controls the displayer and the loudspeaker to be turned on, play pictures and sounds, stimulate the hearing and adjust the emotion of the user. The connecting frame is driven to rotate through the electric push rod, the backrest is driven to rotate through rotation of the connecting frame, the angle of the backrest is adjusted, a user lies on the cushion, the angle of the backrest is adjusted according to needs, the comfort of the user is improved, emotion adjustment of the user is facilitated, and the physical and psychological health of the user is improved.

An equine audio system for modulating sound input to a horse comprises anatomically-shaped earbuds with speakers configured to fit securely in the horse's ears. A digital audio processor receives an input audio signal, applies signal processing to generate an output audio signal optimized for an equine auditory system, and transmits the output audio signal to the speakers. The signal processing includes noise cancellation, frequency equalization to emphasize frequencies within the equine hearing range, and dynamic range compression. The earbuds attenuate ambient noise and may include acoustically optimized sound tubes. The system may further include a wireless receiver, a remote control device, an accelerometer for motion-based audio adjustment, and sudden loud noise detection and gradual attenuation capabilities.

This disclosure relates to stimulation control. This document presents techniques for controlling stimulation provided by an implantable device. Stimulation control can be performed at an external device and can utilize machine learning (e.g., artificial intelligence (AI)). The techniques provide a cochlear implant stimulation strategy that utilizes computational models of the healthy hearing system and the implanted hearing system to more closely simulate natural acoustic hearing.

The invention relates to the technical field of wireless audio, and provides a multi-device wireless audio synchronization and sound field expansion method and system. Ultrahigh synchronization precision: through hierarchical clock synchronization and audio feedback calibration, the audio synchronization precision among multiple devices is improved to be within 500 microseconds from 10-50 milliseconds of a traditional scheme, and is far beyond a perception threshold of a human auditory system for synchronization differences; self-adaptive sound field expansion: through a virtual positioning technology, a user can intuitively configure a multi-device space layout, and a system automatically calculates sound channel allocation, delay compensation and frequency equalization parameters to realize immersive sound field experience; a double-link redundancy transmission and dynamic path switching strategy is adopted, and stable connection and synchronization quality are kept in a complex wireless environment.

The utility model relates to the technical field of agricultural planting, in particular to a bird repelling device for agricultural planting, which comprises a shell, and the top of the shell is fixedly connected with an intelligent bird repelling player; a swing assembly is arranged in an inner cavity of the shell. The swing assembly comprises a servo motor fixedly connected with the inner wall of the shell, and an output shaft of the servo motor is fixedly connected with a driving belt wheel. The intelligent bird repelling device has the advantages of being good in bird repelling effect and adjustable in height, in the actual using process, the intelligent bird repelling player is used for recording and playing sounds such as cat barks, barks, eagle barks and firecracker sounds which birds fear, the sounds directly act on auditory systems of the birds to initiate escape instincts of the birds, and the birds can be prevented from escaping through continuous changes and circulation of the sounds. The repelling effect is enhanced; under the action of the swinging assembly, the swinging plate is driven to regularly swing up and down, and the dynamic change visually forms strong deterrence to the birds and forces the birds to be away from each other.

The present invention relates to a hearing system having an eardrum component for positioning on a user's eardrum and an ear canal component for positioning in the user's ear canal, the ear canal component and the eardrum component being connected to one another for the transfer of energy and / or information in such configuration that the ear canal component can be removed from the ear canal without the eardrum component also being removed.

In embodiments of the invention, the present invention is directed to a contact hearing system including: a transmit circuit including a transmit coil positioned in an ear tip, THE transmit circuit having a first bandpass characteristic, wherein the transmit circuit is tuned such that a center of the first bandpass characteristic is set at a first frequency; and a receive circuit including a receive coil positioned on a contact hearing device, the receive circuit having a second bandpass characteristic, wherein the receive circuit is tuned such that a center of the second bandpass characteristic differs from the center of the first bandpass characteristic.

Presented herein are techniques for controlling stimulation provided by an implantable device. Stimulation control may be performed at an external device, and machine learning (e.g., artificial intelligence (AI)) may be used. The techniques provide a cochlear implant stimulation strategy that utilizes computational models of a healthy hearing system and an implanted hearing system to more closely simulate natural acoustic hearing.

A computer-implemented method of testing processing speed, including presenting a first set of instructions to a subject, administering a first test, based on the first set of instructions, to the subject, presenting a second set of instructions to the subject, administering a second test, based on the second set of instructions, to the subject, calculating results of at least one of the first test and the second test, and displaying the results on a graphic user interface (GUI).

A method for operating a binaural hearing system having first and second hearing instruments includes using respective electroacoustic first and second input transducers of the first and second hearing instruments to generate first and second input signals from ambient sound. The first and second input signals are used to ascertain respective first and second instantaneous gain parameters. A first parameter of an automatic gain control for the first input signal and / or a second parameter of an automatic gain control for the second input signal is / are adjusted so that the adjustment results in a difference between the first and second instantaneous gain parameters being decreased. Signal processing for the first or second input signal using the thus adjusted first or second parameter of the automatic gain control is performed in the first or second hearing instrument. A binaural hearing system is also provided.

A hearing system includes at least one hearing aid. The hearing system is configured to detect a situation likely to invoke a positive listening experience and in response hereto prompting the hearing system user to report whether a positive listening experience has been encountered.

The application discloses a subcutaneous speech enhancement method based on SATF estimation and stream matching, which constructs a simulation adaptive framework containing SATF estimation and stream matching noise simulation double branches, performs normalized cross-correlation pre-alignment on a subcutaneous speech pair and executes an STFT transformation, constructs an SATF library through STFT domain least square estimation and frequency smoothing, and synthesizes band-pass channel colored simulation speech based on the SATF library and dynamic noise; scene-related structured residual noise is generated by combining stream matching, simulation speech and structured residual noise are fused to obtain final simulation noisy speech, and the final simulation noisy speech is paired with clean speech to generate aligned simulation training speech pairs, and a pre-training speech enhancement model is adaptively trained by using the training speech pairs. The application can effectively alleviate the problems of subcutaneous speech data scarcity and alignment deviation, improve speech enhancement effect, and adapt to applications of full-implantable cochlear implants and other implantable hearing systems.

The invention relates to a hearing detection system and method based on a hearing state and a hearing threshold, and belongs to the technical field of hearing system detection, and the system comprises a collection and transmission module which is used for transmitting a stimulation signal and collecting an auditory meatus signal. And the fine structure detection mechanism comprises a DPOAEs fine structure detection module and an SFOAEs fine structure detection module which are respectively used for extracting DPOAEs fine structure information and SFOAEs fine structure information of otoacoustic emission from the auditory meatus signal. The hearing detection analysis and prediction mechanism comprises a hearing threshold detection module and a hearing state screening module which are respectively used for acquiring DPOAEs fine structure information and SFOAEs fine structure information of multiple frequency points and multiple test intensities through the fine structure detection mechanism, constructing an input feature matrix, and screening the hearing threshold detection module and the hearing state screening module; and calling a pre-trained deep learning model to predict hearing thresholds and hearing screening under different frequencies according to the input feature matrix.

The present invention relates to a polypeptide that induces ribbon synapse formation in the inner ear or increases the number of ribbon synapses in the inner ear, or improves the function of ribbon synapses. The present invention also relates to a polypeptide having the ability to promote neurite outgrowth or increase branch points of spiral ganglion neurons. A pharmaceutical composition comprising a polypeptide, a nucleic acid molecule encoding the polypeptide, a vector comprising the nucleic acid molecule, recombinant viral particles comprising the vector and a capsid protein, a cell comprising the vector, a cell transformed with the vector, or a combination thereof, of the present invention, prevents or ameliorates damage to or abnormality of the auditory system or the equilibrium system (vestibular system), and thus can be effectively used as a therapeutic agent for inner ear diseases.

A computing system comprises an auditory system exposed to an environment. The auditory system comprises a microphone that receives sonic waveforms and outputs audio signals. A baffle structure comprising multiple paths for every arriving sonic waveform is located between the microphone and the environment. The baffle structure is configured to, based at least on an angle of arrival for a sonic waveform, induce frequency dependent amplitude differences and phase differences for the sonic waveform over a range of frequencies. A processing system is communicatively coupled to the microphone. The processing system is configured to receive audio signals from the microphone representing the sonic waveform, to identify a source of the sonic waveform based at least on the received audio signals, and to output an estimated angle of arrival for the sonic waveform based at least on amplitudes and phases of the received audio signals and characteristics of the baffle structure.

This invention discloses a method and apparatus for classifying and determining the target of intake order noise based on a harmonic signal generator. The method includes dividing in-vehicle noise into in-vehicle intake order noise and in-vehicle background noise caused by other factors, and acquiring the in-vehicle background noise; calculating the characteristic loudness of the corresponding in-vehicle background noise under various driving conditions, and classifying the target of intake order noise based on the characteristic loudness of the in-vehicle background noise; simulating intake order noise at the intake through a harmonic signal generator so that the frequency and amplitude of the intake order noise transmitted into the vehicle are the same as the frequency and amplitude of the corresponding target intake order noise at each level; acquiring the simulated intake order noise, and classifying the target of intake order noise based on the simulated intake order noise. This invention achieves the separation of in-vehicle intake order noise from other background noise, the setting of target of in-vehicle intake order noise based on human auditory system perception, and the decomposition of in-vehicle intake order noise into intake order noise based on quantitative active sound generation.

A computing system comprises an auditory system exposed to an environment. The auditory system comprises a microphone that receives sonic waveforms and outputs audio signals. A baffle structure comprising multiple paths for every arriving sonic waveform is located between the microphone and the environment. The baffle structure is configured to, based at least on an angle of arrival for a sonic waveform, induce frequency dependent amplitude differences and phase differences for the sonic waveform over a range of frequencies. A processing system is communicatively coupled to the microphone. The processing system is configured to receive audio signals from the microphone representing the sonic waveform, to identify a source of the sonic waveform based at least on the received audio signals, and to output an estimated angle of arrival for the sonic waveform based at least on amplitudes and phases of the received audio signals and characteristics of the baffle structure.

This invention relates to the field of novel pharmaceutical uses, disclosing the application of methyl jasmonate in the preparation of drugs for delaying age-related hearing loss. This invention is the first to clearly discover that methyl jasmonate can significantly improve the auditory function of aged mice, significantly enhance the pure tone hearing threshold and speech recognition ability of aged mice, effectively protect the structural integrity of the cochlea, reduce apoptosis of cochlear hair cells and spiral ganglion cells, inhibit the inflammatory response and oxidative stress damage of the auditory system, and delay the degenerative process of the auditory system from a pathological perspective, which has important clinical translational potential and market value.

The application discloses a kind of brain-computer interface auditory space attention detection system driven by auditory system, including: signal acquisition module, signal processing module and integration module;The signal acquisition module is used to collect electroencephalogram and the electroencephalogram is preprocessed, obtains electroencephalogram discrimination window;The signal processing module is used to decode the electroencephalogram discrimination window, obtains time characteristic and spatial characteristic;The integration module is used to integrate the time characteristic and the spatial characteristic, obtains attention detection result.The application can simulate the information coding mechanism of human auditory pathway to sound signal and the information processing mechanism of left and right brain cortex to coded information, solve the weak explainability and poor real-time of current auditory attention detection model, so as to realize low delay, short decision window under high recognition accuracy, provide effective method for developing cognitive hearing aid based on brain-computer interface.

The utility model relates to a kind of bionic decoy with noise device, including frog body, the two sides of the frog body are connected with the frog leg of movable structure, the inner chamber of the frog body is provided with bait groove, the inner chamber of the bait groove is filled with bait, the opening of the bait groove is fixedly connected with mesh plate, the utility model relates to the technical field of decoy.It is a kind of bionic decoy with noise device, composite sound wave fish attracting: double mode sound emitting system can produce 80-1200Hz wide frequency sound wave, wherein 800Hz high frequency band effectively stimulates predatory fish auditory system, low-frequency vibration wave propagation distance is improved by 40%, intelligent bait control: the micro-control release system formed by mesh plate and closure plate, bait slow-release is realized by 0.5mm aperture array, cooperate the elastic sealing structure of rubber pad, ensure continuous fog.

Ammonia oxidizing microorganism preparations for delivery to the visual and auditory systems, kits including ammonia oxidizing preparations for delivery to the visual and auditory systems, and devices for administering ammonia oxidizing preparations to the visual and auditory systems are provided. Methods of introducing ammonia oxidizing microorganisms to the eye are provided. Methods of introducing ammonia oxidizing microorganisms to the ear are provided. Methods of treating disorders, including eye disorders, ear disorders, and inflammatory disorders, with ammonia oxidizing microorganism preparations are provided.

The invention describes a method for measuring a person's pulse using a hearing system, which comprises at least one first hearing instrument (1) with an electroacoustic first input transducer (22), wherein a first bone-sound signal (24) is received at one ear of the person by the first input transducer (22), thereby generating a first input signal (26), and a pulse frequency (fp) is determined based on the amplitude profile of the first input signal (26). The invention further describes a corresponding hearing system configured for pulse measurement according to the method.