Abstract: An example system is provided for playing media content with a media playback device in a vehicle The example system can obtain vehicle movement data indicative of movement of the vehicle and sound data indicative of sound in the vehicle. The example system can also determine that the vehicle movement data and the sound data are at a given level, and switch the media playback device to a low power consumption mode.

Abstract: Systems and methods for managing content of a vehicle infotainment system are presented. In one example, one or more servers may activate and deactivate hardware components and software modules for vehicle infotainment systems to scale functionality and performance of the vehicle infotainment systems. The servers may receive upgrade and downgrade requests via a plurality of sources.

Abstract: A fleet management server is configured to receive, via a wireless transceiver, driver and vehicle information from a plurality of vehicles relating to a plurality of drivers. The server computes, based on the received driver and vehicle information, occurrence rates for predetermined vehicle events and predetermined vehicle error codes that are associated with possible vehicle tampering, and then compares, based on the received driver and vehicle information, an occurrence rate for the predetermined vehicle events and predetermined vehicle error codes of a first driver to occurrence rates for the predetermined vehicle events and predetermined vehicle error codes of one or more of the other plurality of drivers.

Abstract: Some implementations involve receiving a content stream that includes audio data, determining a content type corresponding to the content stream and determining, based at least in part on the content type, a noise compensation method. Some examples involve performing the noise compensation method on the audio data to produce noise-compensated audio data, rendering the noise-compensated audio data for reproduction via a set of audio reproduction transducers of the audio environment, to produce rendered audio signals, and providing the rendered audio signals to at least some audio reproduction transducers of the audio environment.

Abstract: Method for automatably or automated tuning at least one operational parameter of an engine-order-cancellation (“EOC”) apparatus, the EOC apparatus being operable on the basis of a number of operational parameters, comprising the steps of: providing a defined tuning rule for automatably or automated tuning at least one operational parameter of an EOC apparatus, and automatably or automated tuning the at least one operational parameter of the EOC apparatus on basis of the provided tuning rule.

Abstract: The present disclosure provides a method for denoising voice data, an electronic device, and a computer readable storage medium. The present disclosure relates to the technical field of artificial intelligence, such as Internet of Vehicles, smart cockpit, smart voice, and voice recognition. A specific embodiment of the method includes: receiving an input to-be-played first piece of voice data; and invoking, in response to not detecting a synthetic voice interruption signal in a process of playing the first piece of voice data, a preset first denoising algorithm to filter out noise data except for the first piece of voice data.

Abstract: A system for capturing a user's voice, including a plurality of microphones disposed about a vehicle cabin, each of the plurality of microphones generating a microphone signal, wherein the vehicle cabin defines a plurality of seating positions; a voice-activity detector configured to detect when, at least, a user seated in a target seat of the plurality of seating positions is speaking; and an adaptive beamformer configured to receive the microphone signals from the plurality of microphones and to generate, based on the microphone signals and a noise coherence matrix, an estimate of the acoustic signal at the target seating position, according to an adaptive beamforming algorithm, wherein the noise coherence matrix ceases to be updated when, according to the voice-activity detector, the user seated in the target seating position is speaking.

Abstract: Audio content is controllably directed to or from an aircraft occupant, such as the pilot or a passenger using a microphone array of at least two transducers, positioned onboard an aircraft to pick up utterances of the aircraft occupant. An electronically steerable transducer array coupled to an onboard an aircraft audio system, such as an avionics communication system or in-flight entertainment system supplies audio content to the aircraft occupant. A signal processor coupled to the microphone array processes utterances sensed by the transducers using a time of arrival algorithm to determine an utterance originating direction. A controller circuit then supplies a pointing direction control signal to the steerable beamforming speaker array or microphone array based on the utterance originating direction to cause the steerable transducer array to direct the audio content in the direction of the sensed utterance and thereby direct the audio content to or from the aircraft occupant.

Abstract: An automobile audio system for an automobile includes an audio processing unit, a set of external microphones to record external sound and a set of internal loudspeakers to internally reproduce audio. Furthermore, the automobile audio system includes a transmission switching mechanism. The transmission switching mechanism is manually configurable between at least two manual transmission configurations including a manually activated configuration wherein the set of external microphones is communicatively coupled to the set of internal loudspeakers such that the external sound is reproducible by at least a subset of the set of internal loudspeakers and a manually deactivated configuration wherein the set of external microphones is communicatively decoupled to the set of internal loudspeakers.

Abstract: A vehicle approach notifying device for notifying the approach of a vehicle by causing a loudspeaker to output a warning sound includes: a storage that stores a predetermined threshold of sound pressure; and a controller that: (i) causes a loudspeaker disposed outside a cabin of the vehicle to output the warning sound at a first sound pressure determined in accordance with a speed of the vehicle when a sound pressure of the warning sound acquired by a microphone disposed outside the vehicle is less than or equal to the predetermined threshold; and (ii) causes the loudspeaker to output the warning sound at a sound pressure lower than the first sound pressure when the sound pressure of the warning sound acquired by the microphone exceeds the predetermined threshold.

Abstract: In some implementations, an output of a first channel of an echo cancellation variable filter having an output of a first microphone output from a second speaker as an input is added to an output of a second microphone. An echo cancellation coefficient updating unit updates the filter coefficient of the first channel so that the error that is the output of a second adder is minimized. Using the output of the second channel that uses the output of a sound source device output from the first speaker as an input and shares the filter coefficient with the first channel as a reference signal, and the output of the second microphone as an error, the noise cancellation coefficient updating unit updates the filter coefficient of the noise cancellation variable filter that generates a noise-canceling sound to be output from the output of the sound source device to the second speaker.

Abstract: An audio system for installation in the tailgate of a pickup truck. A rugged, weather-resistant audio system is installed in a fold-down section of a multi-part tailgate. The system may operate independently of the sound system in the vehicle; the truck does not need to be running for the system to function. A low current draw allows the system to play for hours. The system may include a control that automatically powers off the system when the tailgate is returned to the closed position. The system may incorporate a USB port for device charging and flash memory playback, along with full Bluetooth streaming compatibility.

Abstract: An advanced acoustic awareness platform configured to classify environmental sounds. The advanced acoustic awareness platform comprises an audio signal acquisition sensor array and one or more processors programmed to augment the audio signal, extract features for the audio signal, visualize, and classify the signal using one or more labels. In at least one embodiment, the signal is classified based on transfer learning associated with a pretrained machine learning model.

Abstract: Implementations are directed to causing a computing device to transmit an audio data stream, via a communication channel, to a vehicle computing device of a vehicle. Various implementations include one or more vehicle speakers driven by the vehicle computing device to render audible output. Additionally or alternatively, various implementations include determining whether the audible output is captured by at least one microphone of a vehicle interface device within the vehicle. In many implementations, the vehicle interface device is communicatively coupled to the computing device.

Abstract: An injector diagnosis device 1 includes: an engine sound model generator 14 configured to generate a normal engine sound model and an abnormal engine sound model based on the number of cylinders of the engine and a combustion pattern of the engine; an operating sound obtainment unit 12 configured to obtain the operating sound of the engine operating with the combustion pattern; a frequency characteristics calculation unit 13 configured to calculate the frequency characteristics of the operating sound obtained by the operating sound obtainment unit 12; and an injector diagnosis unit 15 configured to diagnose whether or not the injectors have a failure based on the frequency characteristics of the operating sound which is calculated by the frequency characteristics calculation unit 13, and the normal engine sound model and the abnormal engine sound model which is generated by the engine sound model generator 14.

Abstract: In-car communication and hands-free talking with good sound quality are realized. An echo cancelation apparatus (4) is for use in a vehicle in which microphones (M1, M2) and loudspeakers (S1, S2) are disposed in acoustic regions (100, 200). A loudspeaker (S1) and a microphone (M1) are disposed in a first acoustic region (100), and a loudspeaker (S2) and a microphone (M2) are disposed in a second acoustic region (200). An acoustic signal picked up by the microphone (M1) disposed in the first acoustic region (100) is emitted from the loudspeaker (S2) disposed in the second acoustic region (200). An acoustic signal picked up by the microphone (M2) disposed in the second acoustic region (200) is emitted from the loudspeaker (S1) disposed in the first acoustic region (100). The microphone (M1) is designed to hardly collect a sound emitted from the loudspeaker (S2).

Abstract: A vehicle loudspeaker system, including at least two microphones forming a microphone array, at least one loudspeaker configured to emit non-human sound, a processor programmed to receive incoming audio signals from the microphone array. The processor further programmed to apply beamforming to the incoming audio signals, determine whether human generated sound is detected within the audio signal, and instruct the loudspeaker to adjust the non-human sound in response to human generated sound being detected.

Abstract: An acoustic control device includes a control signal generating unit configured to perform signal processing on a sound source signal by a control filter, which is an adaptive FIR filter, to generate a control signal that controls speakers, and a control filter updating unit configured to update sequentially and adaptively the control filter in a manner that a difference between a sound pressure in a viewing area and a sound pressure in a quiet area becomes a predetermined level.

Abstract: A method, computer program product, and computing system for receiving a signal from each microphone of a plurality of microphones, thus defining a plurality of signals. One or more inter-microphone gain-based augmentations may be performed on the plurality of signals, thus defining one or more inter-microphone gain-augmented signals.

Abstract: A system for providing augmented spatialized audio in a vehicle, including a plurality of speakers disposed in a perimeter of a cabin of the vehicle; and a controller configured to receive a position signal indicative of the position of a first user's head in the vehicle and to output to a first binaural device, according to the first position signal, a first spatial audio signal, such that the first binaural device produces a first spatial acoustic signal perceived by the first user as originating from a first virtual source location within the vehicle cabin, wherein the first spatial audio signal comprises at least an upper range of a first content signal, wherein the controller is further configured to drive the plurality of speakers with a driving signal such that a first bass content of the first content signal is produced in the vehicle cabin.

Abstract: A voice-controlled electronic device that includes a device housing having a longitudinal axis bisecting opposing top and bottom surfaces and a side surface extending between the top and bottom surfaces. The device can further include one or more microphones disposed within the device housing and distributed radially around the longitudinal axis; a processor configured to execute computer instructions stored in a computer-readable memory for interacting with a user and processing voice commands received by the one or more microphones and first transducer and second transducers configured to generate sound waves within different frequency ranges.

Abstract: A sound production device includes memories, processors, a rotation speed correlation value acquisition device configured to acquire a rotation speed correlation value of a rotating body, and a speaker. A noise order sound has a characteristic in which a sound pressure of the noise order sound reaches a maximum sound pressure in a first range of the rotation speed correlation value, and the sound pressure becomes smaller than the maximum sound pressure in second ranges adjacent to both sides the first range. When the rotation speed correlation value falls within the first range, the processors do not output a dummy noise. When the rotation speed correlation value falls within either of the second ranges, the processors output the dummy noise.

Abstract: To reduce engine noise in the cabin of an aircraft a plurality of error microphones is deployed at predetermined locations within the cabin to produce error microphone response signals associated with the engine noise in the cabin. Engine vibration inputs are obtained from sensors coupled to the aircraft engines. A processor is used to code the error microphone response signals into an encoded modal response in the cabin through a coding matrix. A processor is used to apply an adaptive filter to determine a plurality of modal signals needed to cancel the encoded modal response in the cabin. A processor is used to decode the modal signals into speaker input signals through a decoding matrix. Speaker input signals are then sent to a plurality of speakers to reduce the engine noise in the cabin.

Abstract: A method includes providing a first data channel configured for a transmission of acoustic data between a first microphone and a controller, providing a second data channel configured for a transmission of acoustic data between a second microphone and the controller, and transmitting non-acoustic data generated by the first microphone via the second data channel.

Abstract: A sound signal output method of outputting sound to a plurality of areas comprises obtaining a sound signal of a sound source, receiving a setting of reproduction information indicating whether or not to output the sound signal of the above-mentioned sound source to each of the plurality of areas where the above-mentioned sound signal is to be output, and outputting the above-mentioned reproduction information and the above-mentioned sound signal, or reproducing the above-mentioned sound signal based on the above-mentioned reproduction information.

Abstract: A device includes a memory configured to store directivity data of one or more audio sources corresponding to one or more input audio signals. The device also includes one or more processors configured to determine one or more equalizer settings based at least in part on the directivity data. The one or more processors are also configured to generate, based on the equalizer settings, one or more output audio signals that correspond to a psychoacoustic enhanced version of the one or more input audio signals.

Abstract: A boat includes a dash positioned proximate a windshield at a first non-zero angle. A speaker is mounted under a top surface of the dash at a second non-zero angle. The speaker is positioned to direct sound emanating from the speaker through an opening in the dash and the windshield is configured to reflect the sound emanating from the speaker as reflected sound in an aft direction. The boat may also include an enclosure having a reflective surface positioned within a cavity formed between the deck and hull of the boat. A speaker, mounted within the enclosure, and the reflective surface are configured to reflect sound emanating from the speaker off of the reflective surface and through an opening of the enclosure.

Abstract: A system and method for generating a virtual soundstage in a listening environment having a compact speaker array centrally positioned in a listening environment. A listener is sitting offset from the speaker array and the virtual soundstage is generated in front of a listener. A signal processing unit is configured to receive an incoming audio signal, to process left and right channel signals of the incoming audio signal to generate a null, and to steer the null toward one ear of a listener thereby generating a virtual sound source that is offset from the center of the listening environment. Virtual sound sources are generated in front of, to the left of, and to the right of the listener.

Abstract: A method, computer program product, and computing system for receiving a signal from each microphone of a plurality of microphones, thus defining a plurality of signals. One or more inter-microphone gain-based augmentations may be performed on the plurality of signals, thus defining one or more inter-microphone gain-augmented signals.

Abstract: A loudspeaker assembly for a vehicle includes a loudspeaker mounted in the vehicle, the loudspeaker having a first side facing an interior of the vehicle and an opposed second side. The loudspeaker is configured to generate an acoustical signal having a front wave directed into the interior of the vehicle and a rear wave directed away from the interior of the vehicle. An acoustic coupler is disposed on the second side of the loudspeaker and extending toward an exterior of the vehicle, the acoustic coupler arranged to transmit the rear wave to the exterior of the vehicle such that the acoustical signal is audible in the interior of the vehicle and at the exterior of the vehicle.

Abstract: A ballistic helmet system having an integrated circuit layer electrically coupled to one or more powered devices, where the ballistic helmet is configured to operate and control the powered devices. The ballistic helmet system comprises a base layer configured to retain the circuit layer. The circuit layer comprises one or more circuit substrates, which may be formed of a flexible material capable of withstanding elevated temperatures that may result from the bonding and curing process of the helmet components.

Abstract: An audio system for a vehicle may include: an audio signal processing system arranged to process a plurality of audio channels and generate a principal signal and an accommodating signal for each of the plurality of audio channels; an array of loudspeakers including at least two pairs of loudspeakers, each of the at least two pairs of loudspeakers including a front loudspeaker and a rear loudspeaker; wherein the loudspeakers of the array are positioned such that a first line connecting acoustic centers of a front loudspeaker and a rear loudspeaker of a first pair of loudspeakers is angularly displaced relative to a second line connecting acoustic centers of a front loudspeaker and a rear loudspeaker of a second pair of loudspeakers; and wherein the audio signal processing system is arranged to provide a principal signal of a first audio channel among the plurality of audio channels to the front loudspeaker of the first pair of loudspeakers, provide an accommodating signal of the first audio channel to the rea

Abstract: A seat includes a seating portion, a backrest, two pairs of vibrators and a vibration absorbing member, and constitutes a driver's seat of a vehicle. The vibration absorbing member is arranged at a boundary portion between a first region and a second region of the seating portion, and is arranged at an intermediate portion between the pair of vibrators. The vibration absorbing member suppresses vibration of the vibrator from being propagated to the second region and vibration of the vibrator from being propagated to the first region. The vibration absorbing member is arranged at a boundary portion between a first region and a second region of the backrest, and is arranged at an intermediate portion between the pair of vibrators. The vibration absorbing member suppresses vibration of the vibrator from being propagated to the second region and vibration of the vibrator from being propagated to the first region.

Abstract: An audio control system for a vehicle includes a processor, a non-volatile memory module having stored therein instructions for controlling one or more vehicle audio components, a sensor operable to detect a change in vehicle configuration, and a control module operable to adjust a vehicle audio component based on the change in vehicle configuration according to instructions stored in the non-volatile memory module.

Abstract: An audio device for a vehicle includes a loudspeaker system having a plurality of loudspeakers, which are arranged spatially such that they enable a three-dimensional listening experience in a vehicle interior. The audio device also includes a control unit which is coupled to the loudspeaker system and which is configured to control at least one loudspeaker of the loudspeaker system in order to reproduce a position-specific warning signal which is linked to a specific position. For reproducing the position-specific warning signal, the control unit controls only the loudspeaker or those loudspeakers of the loudspeaker system which is/are closest to the specific position.

Abstract: Systems and methods for controlling audio output in a telematics system are provided. In on method a telematics device determines that a parameter has exceeded a first threshold and sends an automatic volume control trigger message to an audio output device. The telematics device determines that a second parameter has exceeded a second threshold and sends an alert message to the audio output device. The audio output device performs an automatic volume control procedure then plays back and audible alert message.

Abstract: A roof structure of a motor vehicle includes an outer sheet and a headliner below the outer sheet. A telematics control unit (TCU) is disposed in an insulated space of the roof structure. The TCU is configured to provide Wi-Fi within a passenger space of the vehicle above an electrically non-conductive grille extending across an opening in the headliner. The grille permits airflow between the insulated space and a passenger space below the headliner to cool the TCU, without interfering with Wi-Fi signals from the TCU.

Abstract: A system and method for quieting unwanted sound. As a non-limiting example, various aspects of this disclosure provide a system and method, for example implemented in a premises-based or home audio system, for quieting unwanted sound at a particular location.

Abstract: The invention discloses a sound box structure including a speaker unit and a sound box housing. The speaker unit is embedded and fixed in an installation recess of the sound box housing. The sound box housing has a first side and a second side opposite to the first side, and the height of the sound box housing on the first side is greater than the height of the sound box housing on the second side. The height of the sound box housing gradually decreases from the first side to the second side. The width of the sound box housing between the first side and the second side is less than or equal to the width of the speaker unit.

Abstract: To provide a mechanism for selectively taking an external sound from an appropriate sound source into an internal space of a moving object. An information processing apparatus including an acquisition unit configured to acquire an audio signal from a sound source existing outside a moving object, a generation unit configured to generate an audio signal from a target sound source at a distance from the moving object, the distance being a distance according to a speed of the moving object, of the sound sources, on the basis of the audio signal acquired by the acquisition unit, and an output control unit configured to output the audio signal generated by the generation unit toward an internal space of the moving object.

Abstract: A vibrating panel assembly configured to radiate sound into a passenger compartment of a vehicle having a support structure is provided. The assembly includes a substrate panel having front and back surfaces. The panel includes an inner portion, an outer boundary portion formed on the perimeter of the panel and an intermediate portion between the inner portion and the outer boundary portion. The vibrating panel has a frequency distribution of modes in a range of audible frequencies. The panel is configured to be attached to the support structure. An electroacoustic vibrator is mounted on the inner portion at the back surface at a predetermined location and is configured to vibrate the panel over the range of audible frequencies in response to an electrical signal. The intermediate portion is configured to increase modal density of the panel.

Abstract: Examples described herein involve configuring a playback device based on distortion, such as that caused by a barrier. One implementation may involve causing the playback device to play audio content according to an existing playback configuration, determining an existing frequency response of the playback device in a given system, and determining whether a difference between the existing frequency response of the playback device in the given system and a predetermined frequency response for the playback device is greater than a predetermined distortion threshold. If it is determined that the difference between the existing frequency response of the playback device and the predetermined frequency response for the playback device is greater than the predetermined distortion threshold, then the existing playback configuration of the playback device is changed to an updated playback configuration of the playback device and the playback device plays audio content according to the updated playback configuration.

Abstract: Methods, computer-readable media, systems, and/or apparatuses are provided for providing offer and insight generation functions. User input requesting an offer or insight may be received and an image of a photographic identification of a user may be requested. The image of the photographic identification may be captured and stored. A self-captured image of the user may be captured (e.g., via an image capture device of the computing device) and compared to an image of a user from the photographic identification. Responsive to determining that the images match, displaying an instruction to capture a vehicle identification number. The vehicle identification number may be captured. Data, including location data, may be extracted and an archive including the extracted data may be generated and the data may be transmitted to an entity computing system for processing. The entity computing system may evaluate the data and generate one or more insights and/or outputs.

Abstract: A method for controlling at least one locking element of a vehicle is disclosed. A mobile identification transmitter is detected at a position in a certain access region around the vehicle. Furthermore, a user signal is output to a user carrying the mobile identification transmitter after the mobile identification transmitter has stayed at the position for a first predetermined duration. In addition, the at least one locking element is unlocked/opened after the mobile identification transmitter further stays at the position for a second predetermined duration after the user signal is output. For the targeted control of the automatic unlocking or opening of the vehicle door, the process of unlocking or opening is terminated if a termination signal from the user is detected within the second predetermined duration.

Abstract: A driving sound library provides driving sounds classified in various themes to a user by analyzing frequency characteristics and temporal characteristics of sound sources classified into categories and determining a chord corresponding to each sound source based on the frequency characteristics and the time characteristics. Modulated sound sources in which each sound source is modulated are generated by applying a chord corresponding to each sound source. The driving sound sources are generated using the sound sources and the modulated sound sources as input data. Pitches of the driving sound sources are then changed based on the driving sound sources and engine sound orders corresponding to an engine RPM of a preset range. Scores for each theme for the driving sounds are generated.

Abstract: Provided is a sound pickup loudspeaker apparatus which suppresses the influence of feedback produced when adding a speaker while also reducing a sense of unnaturalness in a sound image. The sound pickup loudspeaker apparatus collects a target sound emitted from a first seat in the vehicle, plays back the collected target sound to a listener seated in a second seat in the vehicle from a second sound amplifying device disposed in a direction different from the first seat from the perspective of the listener, and furthermore plays back the collected target sound to the listener from a first sound amplifying device disposed in the same direction as the first seat from the perspective of the listener.

Abstract: Techniques for determining information associated with sounds detected in an environment based on audio data are discussed herein. Audio sensors of a vehicle may determine audio data associated with sounds from the environment. Sounds may be caused by objects in the environment such as emergency vehicles, construction zones, non-emergency vehicles, humans, audio speakers, nature, etc. A model may determine a classification of the audio data and/or a probability value representing a likelihood that sound in the audio data is associated with the classification. A direction of arrival may be determined based on receiving classification values from multiple audio sensors of the vehicle, and other actions can be performed or the vehicle can be controlled based on the direction of arrival.

Abstract: A computer-implemented method for determining whether the noise floor of a sensor is deviated from an expected value, comprising the steps of: receiving a sensor signal from a sensor; determining a plurality of power spectral densities from a plurality of successive frames of samples of the sensor signal, each of the plurality of power spectral densities being determined from a respective frame of the plurality of successive frames, each power spectral density being comprised of a plurality of frequency bins, each frequency bin being associated with a power of the respective frame at the frequency of the respective frequency bin, wherein each successive frame of the plurality of successive frames differs by at least one sample; identifying a minimum power of the plurality of power spectral densities; and determining whether the minimum power exceeds a threshold value.

Abstract: Techniques are disclosed to use existing vehicle speakers alone or in conjunction with other sensors (e.g. SRS sensors and/or microphones) that may already be implemented as part of the vehicle to identify acoustic signatures. Suitable low-cost and widely available hardware components (e.g., relays) may be used to modify the vehicle's existing speakers for a bi-directional mode of operation. Moreover, the vehicle's existing of audio amplifiers may be used to amplify signals collected by the speakers when operating in “reverse,” and process these collected signals to determine vehicle state information.

Abstract: A modular sound modulation system that may be incorporated into a wearable harness for use beneath a costume or clothing. The system includes a sound modulation unit having an amplifier and programmable sound modulation controller. Power is provided via a wired remote power supply. Speakers are disposed at key locations to cause modulated sound to appear to come from the head of the costume. A high-fidelity microphone captured vocalizations from the wearer. The system may further include a transmitted to broadcast or store a recording of the modulated sound.