2417results about "Mouthpiece/microphone attachments" 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.

Various embodiments of an ear-wearable electronic device are disclosed. The device includes a housing having a top shell and a bottom shell, a microphone disposed within the housing, and an acoustic path disposed at least partially within the housing and extending between an acoustic port disposed at an outer surface of the housing and an outlet disposed within the housing that acoustically couples the acoustic path to an inlet of the microphone. The device further includes an acoustic filter disposed at least partially within an inner surface of the top shell and includes a neck and a resonance cavity acoustically coupled to the neck. The acoustic filter is acoustically coupled to the acoustic path via the neck. Further, the acoustic filter is configured to reduce an intensity of acoustic waves sensed by the microphone in a first frequency range.

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

The invention provides a single-microphone multi-array pickup method and system based on sound attenuation simulation, and the method comprises the steps: obtaining an original audio signal recorded by a single microphone and sound source direction information, and carrying out the sound attenuation simulation based on the sound source direction information and a preset virtual microphone array orientation parameter, calculating the included angle between the sound source direction and each virtual microphone; generating an audio intensity attenuation coefficient of each virtual microphone according to the included angle; and acting the audio intensity attenuation coefficient on the original audio signal to generate multi-channel audio data simulating the multi-microphone array. By adopting the method, the response difference of different microphone positions to the sound source can be simulated, the pickup result of the multi-microphone array is obtained, and high hardware cost and complex installation flow caused by actual deployment of a complex microphone array are avoided; and low-cost and high-diversity training data sources are provided for sound source localization, noise suppression and other models based on deep learning.

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

Systems and methods for annotating, also known as tagging, visually identifiable objects using natural language (i.e. spoken voice) are provided. More specifically, but not exclusively, this disclosure relates to systems and methods for tagging identified objects related to underground utilities and assets, and communication systems. Once tagged, data representing identified objects can be stored, transmitted, and / or mapped. In an exemplary embodiment, a utility service worker or other personnel may walk or drive around an area of interest using utility locating equipment or systems to collect data. As data is being collected, the user may visually identify utility related or other items using a laser pointer, and then use their voice to tag items of interest. A headset including a microphone may be provided for capturing the user's voice. Hardware and / or software may be provided for processing tagged items, and relating them to a specific location, and / or utility asset.

Various embodiments of an ear-wearable electronic device are disclosed. The device includes a faceplate having an outer surface and an inner surface, where the faceplate defines a cavity disposed in the inner surface of the faceplate; a microphone disposed at least partially within the cavity and including an inlet; and an acoustic path disposed within the faceplate and extending between a microphone port disposed at the outer surface of the faceplate and an outlet disposed in the cavity. The acoustic path is acoustically coupled to the inlet of the microphone via the outlet. The inlet of the microphone is disposed in the cavity or in the outlet of the acoustic path. The acoustic path is configured such that all acoustic waves propagating within the acoustic path pass directly from the acoustic path to the inlet of the microphone.

An electronic device includes a chassis, a voice receiving unit, an acoustic membrane, and a sealing mechanism. The chassis has a through hole. The sealing mechanism includes a sealing body and a sealing ring. The sealing body has an accommodation portion and a channel. One of two ends of the channel is in communication with the accommodation portion, and the other end has a first opening. The accommodation portion accommodates the voice receiving unit. The sealing ring is between the sealing body and the acoustic membrane, and has a penetration hole. The penetration hole, the through hole and the first opening correspond to each other. A ring hardness of the sealing ring is less than a body hardness of the sealing body.

The sound acquisition device comprises a sound acquisition element and further comprises a shell, a sound transmission channel is defined on the shell, the sound transmission channel comprises a first channel section and a second channel section, the first channel section and the second channel section are sequentially connected, and an included angle is formed between the first channel section and the second channel section. The sound collecting element is located in the first channel section, the second channel section is provided with a second sound inlet for external sound to enter, and the shell is further provided with a section of extending wall extending in the opening direction of the second sound inlet at the second sound inlet. The sound acquisition device has the advantages that the position of pressure fluctuation caused by airflow change can be far away from the position of the sound acquisition element due to the arrangement of the extension wall on the shell, so that airflow pressure fluctuation at the acquisition position of the sound acquisition element is effectively reduced, and the sound acquisition accuracy is improved.

The present description relates to methods and systems for a medical dictation. In one example, a stethoscope includes a first microphone positioned to capture physiological sounds of a patient, a second microphone positioned to capture ambient sounds, one or more processors, and memory storing instructions executable by the one or more processors to: during a stethoscope mode, obtain a first signal from the first microphone and a second signal from the second microphone, process the first signal to capture a physiological sound signal, including performing noise cancellation on the first signal based on the second signal, and transmit the physiological sound signal to an external computing device and / or a speaker of the stethoscope; and during a dictation mode, obtain the second signal from the second microphone, process the second signal to capture a voice signal, and transmit the voice signal to the external computing device.

The present application provides a rotating mechanism and headphones. The rotating mechanism includes a mounting frame, a first connecting member, a rotating assembly, and a second connecting member. The first connecting member is connected to the mounting frame, and the first connecting member is also used to connect to the ear shell, so that the mounting frame is fixedly connected to the ear shell. The rotating assembly is passed through the mounting frame and is rotatably connected to the mounting frame. The rotating assembly is fixedly connected to the microphone rod. The second connecting member is connected to the rotating assembly, and the second connecting member is also used to connect to the microphone rod, so that the rotating assembly is fixedly connected to the microphone rod. Because the contact between the rotating assembly and the mounting frame is metal-to-plastic contact, the wear of the rotating assembly and the mounting frame is suppressed, thereby suppressing the problem of the microphone rod jamming and friction noise during rotation, and at the same time suppressing the problem of powder shedding on the mounting frame, thereby suppressing the problem of powder shedding on the headphones.

A paper jam indication detection device detects an indication that a paper jam will occur in a paper feed device. The paper jam indication detection device includes: a sound collector that collects a friction sound produced by friction between a plurality of sheets of paper when the paper is fed from a holder holding the plurality of sheets of the paper; an indication detector that detects an indication that a paper jam will occur in the paper feed device based on a decrease in the friction sound collected by the sound collector; and a signal outputter that, when the indication is detected by the indication detector, outputs, to the paper feed device, a signal for stopping the paper from being fed from the holder.

A wearing assembly and an earphone are provided. The wearing assembly includes an elastic metal wire, a lead assembly, an insert member, and a wrapping assembly. The insert member is fixed to an end of the elastic metal wire and includes an insert body. The wrapping assembly includes a body wrapping portion wrapping a periphery of the elastic metal wire and the lead assembly, the lead assembly has an exposed portion that is exposed from the body wrapping portion and extends to the insert body; and at least one of the insert body and the wrap assembly further wraps a periphery of the exposed portion. The above solution uses at least one of the insert body or the wrap assembly to wrap the periphery of the exposed portion to improve a mounting yield of the wearing assembly.

The invention provides electronic equipment and a pickup device, the electronic equipment is provided with an appearance surface, the appearance surface is provided with a first pickup port and a plurality of second pickup ports distributed at intervals, and each second pickup port and the first pickup port are arranged at intervals; a microphone, a first sound channel and a plurality of second sound channels are arranged in the electronic equipment, the first sound channel is communicated with the first pickup port and a first cavity of the microphone, the second sound channels are communicated with the second pickup ports in a one-to-one correspondence mode, and the second sound channels are communicated with a second cavity of the microphone. And the first cavity of the microphone and the second cavity of the microphone are respectively positioned on two sides of a vibrating diaphragm of the microphone. A plurality of pickup vectors can be formed between the plurality of second pickup ports and the first pickup port. A vector obtained by adding the plurality of pickup vectors is consistent with the sensitivity direction of the microphone. The microphone of the electronic equipment can better receive sound from the sensitivity direction of the microphone, and the microphone can realize directional pickup.

The invention provides a multi-microphone real-time communication audio system, a control method and a wireless microphone. The audio system comprises a first microphone, a second microphone, a terminal and a monitoring device. The wireless transceiving module of the first microphone receives the real-time audio signal of the second microphone in a time-sharing transceiving manner, and sends the real-time audio signal of the first microphone to the second microphone; the wireless transceiving module of the first microphone receives a control signal of the terminal in a time-sharing transceiving manner, and sends a real-time audio signal of the first microphone to the terminal; the wireless transceiving module of the second microphone receives another control signal of the terminal in a time-sharing transceiving manner, and sends a real-time audio signal of the second microphone to the terminal; the monitoring device monitors the real-time audio signals of the first microphone and / or the second microphone in real time. According to the audio system, the wire demand in the live broadcast scene can be reduced, and the environment of the live broadcast scene is optimized.

The invention discloses a directional pickup method for a microphone. The microphone comprises a left microphone core, a middle microphone core and a right microphone core. Wherein the middle microphone core is located on the central axis of the microphone, and the left microphone core and the right microphone core are symmetrically distributed on the left side and the right side of the middle microphone core; sound of a sound source is synchronously collected through a left microphone core, a middle microphone core and a right microphone core of the microphone, and three paths of sound signals are obtained; respectively filtering the three paths of sound signals to obtain left, middle and right microphone core signals; calculating an included angle between a connecting line of a sound source and the middle microphone core and the central axis of the microphone based on the time difference and the distance difference of the sound reaching the left, middle and right microphone cores to obtain a sound source direction; based on the left microphone core signal, the middle microphone core signal, the right microphone core signal and the sound source direction, through time delay compensation and gain adjustment, the sound signal in the target direction is enhanced, the sound signal in the non-target direction is suppressed, the final output signal is obtained, and the directionality and the sound quality of pickup are improved.

A communications headset includes one or more directional speakers mounted in left and right temple housings positioned near a wearer's ears, with acoustic channels within the temple housings configured to direct sound waves toward the ear canals. The temple housings form an open-ear configuration, allowing external noises to reach the ears unobstructed. Each directional speaker is acoustically coupled to a contoured channel that delivers focused audio to the wearer's ear with minimal sound wave leakage. An in-ear speaker, magnetically secured and tethered to the temple housing, provides optional noise-isolated listening. A user-controlled selection switch allows a wearer to toggle between open-ear and in-ear modes. The headset also includes a boom microphone, volume controls, and USB charging and communication ports.

In an aspect of the present disclosure, a controllable mist system (100) for microphone and a method (200) thereof are disclosed. The system (100) includes a storage tank (102) that is connected to a receiver (106) of the microphone (150) and has a centrifugal pump (not shown) to trigger and provide controlled water supply from the storage tank (102) after a pre-defined time interval to a nozzle jet (104) to disperse water in the form of mist in controlled bursts. The system (100) provides a customized nozzle jet (104) to control various parameters for mist dispersal before dispersal of misting, during session of misting and post dispersal to provide periodic misting to fulfil hydration and environmental cooling required for the speaker while lecture.

A system, product and method comprising: capturing, by two or more microphones of a separate device physically separate from a hearable device of a user, a noisy audio signal from an environment of the user, wherein a plurality of people is present in the environment, the hearable device is used for providing audio output to the user; processing the noisy audio signal, thereby obtaining an enhanced audio signal, said processing comprises applying speech separation on the noisy audio signal to obtain a separate speech segment of a person of the plurality of people, wherein the speech separation utilizes an acoustic fingerprint of the person for extracting the separate speech segment of the person; and outputting the enhanced audio signal to the user via the at least one hearable device.

The utility model relates to the technical field of telecommunication, and particularly discloses an anti-howling microphone, which comprises a capacitance microphone core, a sound pickup hole is arranged on the top surface of the capacitance microphone core, and an air hole is arranged on the bottom surface of the capacitance microphone core; the microphone core bracket comprises a microphone core fixing part used for installing the capacitance microphone core and a sound wave diffusion part located under the capacitance microphone core; wherein the sound wave diffusion part is of a conical structure which is gradually narrowed towards the capacitance microphone core. The anti-howling microphone provided by the utility model can effectively solve the problem that howling is easily caused when a capacitive microphone core is used for pickup.

A first electrical signal is received from a first cardioid microphone capsule of a microphone assembly. The first cardioid microphone capsule is oriented to face in a first direction. A second electrical signal is received from a second cardioid microphone capsule of the microphone assembly. The second microphone capsule is oriented to face in a second direction that is opposite the first direction. A polar pattern is formed for the microphone assembly by converting the first electrical signal into a first audio signal and converting the second electrical signal into a second audio signal. A first weight is applied to the first audio signal and a second weight is applied to the second audio signal. The polar pattern is generated for the microphone assembly by summing the first audio signal and the second audio signal.

The invention is suitable for the technical field of intelligent equipment, and provides a hearing loss risk assessment method and system, intelligent equipment and a storage medium, and the method comprises the steps: a near-ear wearable device collects an audio signal through a configured acoustic sensor, carries out the sound source classification marking of the audio signal based on a current working mode, and carries out the sound source classification marking of the audio signal; and according to a set time interval or a trigger condition, counting a signal intensity mean value of each sound source type audio signal, sending a sound source classification mark and the counted signal intensity mean value to a cloud server corresponding to the user, and indicating the cloud server to carry out hearing loss risk assessment on the user according to the sound source classification mark and the counted signal intensity mean value. The hearing loss risk assessment method and device can effectively improve the convenience, accuracy and universality of hearing loss risk assessment.

Embodiments of this disclosure provide a device operation method and apparatus, and an electronic device. In the device operation method, after obtaining a vibration signal collected by a bone conduction microphone connected to the electronic device, the electronic device extracts a vibration signal feature of the vibration signal, and then compares the extracted vibration signal feature with a control feature stored in the electronic device. When a comparison result is that the extracted vibration signal feature matches the control feature, the electronic device performs an operation corresponding to the control feature. The vibration signal collected by the bone conduction microphone may be a bone conduction audio signal, and the bone conduction audio signal is skin vibration triggered when a nasal cavity and / or a throat of a user who uses the electronic device make / makes a specific sound.

The invention belongs to the technical field of pickup, and discloses a dynamic pickup method and system based on a microphone array. The method comprises the following steps: acquiring set pickup area information, wherein the pickup area information comprises a pickup area in a conference environment; the method comprises the following steps: receiving at least one original pickup signal of a conference environment, and obtaining audio characteristics of each original pickup signal; based on the audio characteristics of the original pickup signals, determining a target pickup signal with an effective voice signal from the original pickup signals so as to determine a target sound source direction to be picked up; when the target sound source direction is in a pickup area, at least one alternative wave beam is controlled to point to the target sound source direction to pick up the target pickup signal, and the alternative wave beam refers to a pickup wave beam of a microphone array switched to a standby state when no effective voice signal is detected within a preset duration. The state of the pickup wave beam can be dynamically switched, and the sound source tracking accuracy and the pickup sound quality can be improved.

The invention relates to a debris flow early warning system and method based on Transform fusion sound and image, the system comprises a front end acquisition module, an edge calculation module and a remote alarm module, the system can synchronously acquire visible light image and environment sound information of a monitoring area, and uploads the acquired data to a cloud server in real time through a communication module; the cloud model is based on a Transform structure, carries out deep fusion analysis on sound and image features, and combines synthetic data and a data enhancement strategy, thereby effectively improving the recognition precision of the model for weak symptoms before debris flow occurrence and the overall generalization ability of the system. The system can be widely applied to debris flow high-incidence areas, meets the actual requirements of high-frequency monitoring, intelligent identification and rapid early warning of geological disasters in a complex environment, solves the problems of single mode, low identification precision, difficult arrangement and the like of an existing system, and improves the intelligent level and response efficiency of the geological disaster monitoring system.

A set of audio headphones operatively coupled to an information handling system includes a digital signal processor (DSP), a headphone power management unit (PMU) to provide power to the DSP, a first ear cup with a first speaker and a second ear cup with a second speaker operatively coupled to each other via a headband, and a mouth privacy cover operatively coupled to the first ear cup at a first end of the mouth privacy cover and operatively coupled to the second ear cup at a second end of the mouth privacy cover, the mouth privacy cover having a microphone built into the mouth privacy cover and operatively coupled to the DSP via a cover receiver with electrical contacts formed on the mouth privacy cover and interfacing with ear cup contact pads formed on at least one of the first ear cup and second ear cup.

The utility model discloses a wireless microphone packaging lining loading structure convenient to fold and form, which comprises a bottom plate, a first limiting beam and a second limiting beam, and the first limiting beam and the second limiting beam are folded and formed at two ends of the bottom plate along a folding line. A containing groove used for containing an emitter and a receiver is defined between the first limiting beam and the second limiting beam, and one end of the containing groove is provided with a fixing groove used for being connected with a connecting terminal on the receiver in a clamping mode on the first limiting beam. According to the design scheme provided by the utility model, the paper packaging box body is formed by folding, the paper packaging box body can be put into a production line to be folded and formed by packaging personnel in an initial state formed by one-time bonding, the structure is simple, the production is convenient, the packaging and production are convenient, and the production efficiency of the wireless microphone can be improved.

The invention discloses a microphone device and method capable of locating a sound source and a digital human device.The device comprises a plurality of basic units and a signal processing module, and each basic unit is composed of pickup microphones annularly and evenly arranged at intervals and an infrared laser distance measuring sensor located in the center; the plurality of basic units are arranged to form a ranging microphone array matrix. The signal processing module synchronously collects a sound signal of the pickup microphone and a distance signal of the infrared laser distance measuring sensor, and firstly processes the sound signal based on a TDOA algorithm to obtain a two-dimensional plane coordinate of a sound source; and positioning a corresponding basic unit according to the two-dimensional plane coordinate, calling a distance signal of an infrared laser distance measuring sensor in the unit, calculating a vertical distance between the sound source and the array matrix in combination with the two-dimensional coordinate, and finally determining a three-dimensional coordinate of the sound source. According to the invention, high-precision sound source three-dimensional positioning is realized.

A microphone assembly having a particle filtration system. The microphone filtration system may include an outer support structure, at least one filtration layer, an inner support structure, and a sleeve. The microphone filtration system is configured to seal a transducer chamber of the microphone assembly from the outside environment, and trap particles that may buildup and corrode a transducer housed by the transducer chamber. The at least one filtration layer of the particle filtration system provides a Minimum Efficient Reporting Value (MERV) rating greater than or equal to 13 while minimizing attenuation and distortion of the soundwaves entering the transducer chamber.