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Audio Signals patents

      

This page is updated frequently with new Audio Signals-related patent applications.




 Apparatus and  detecting and driving headphones differentially in mobile applications patent thumbnailApparatus and detecting and driving headphones differentially in mobile applications
An apparatus and method is disclosed for achieving improved sound quality from mobile ‘hifi’ playback devices by driving compatible headphones in ‘balanced’ or ‘differential’ mode via standard size headphone connectors on the device, while retaining full compliance with legacy jack connections and conventional headphones. When a headphone is connected, a smartphone may determine whether the headphone is one capable of accepting balanced audio signals, or one that uses a conventional 3-pole jack or a 4-pole ctia or omtp jack.
Ess Technology, Inc.


 Apparatus and  driving headphones differentially in mobile applications patent thumbnailApparatus and driving headphones differentially in mobile applications
An apparatus and method is disclosed for achieving improved sound quality from mobile ‘hifi’ playback devices by driving compatible headphones in ‘balanced’ or ‘differential’ mode via standard size headphone connectors on the device, while retaining full compliance with legacy jack connections and conventional headphones. When a headphone is connected, a smartphone may determine whether the headphone is one capable of accepting balanced audio signals, or one that uses a conventional 3-pole jack or a 4-pole ctia or omtp jack.
Ess Technology, Inc.


 Processing audio signals patent thumbnailProcessing audio signals
An audio processing circuit comprises an analyzer circuit that includes a plurality of energy detector units, and an equalizer circuit that includes a plurality of equalization filters. The equalizer circuit is coupled with the analyzer circuit.
Marvell World Trade Ltd.


 Audio mixer patent thumbnailAudio mixer
An audio mixer for mixing audio signals from a plurality of participants, including audio signals of different sample rates; the audio mixer comprising: a plurality of mixing arrangements, each mixing arrangement for a given one of said sample rates; each mixing arrangement comprising: a pre-mixer configured to mix audio signals having the given sample rate; one or more resamplers, each resampler configured to convert pre-mixed audio signals from other mixing arrangements into a signal of the given sample rate; and a post-mixer configured to mix the output of the pre-mixer with the output of each resampler to produce an output at the given sample rate; the audio mixer further comprising a subtractor configured to subtract the participant's input audio signal from the post-mixed output.. .
Acano (uk) Limited


 Digital encapsulation of audio signals patent thumbnailDigital encapsulation of audio signals
Encoding and decoding systems are described for the provision of high quality digital representations of audio signals with particular attention to the correct perceptual rendering of fast transients at modest sample rates. This is achieved by optimising downsampling and upsampling filters to minimise the length of the impulse response while adequately attenuating alias products that have been found perceptually harmful..
Reinet S.a.r.l.


 Magnetic emissive use of preloaded  payment card account numbers patent thumbnailMagnetic emissive use of preloaded payment card account numbers
A thin-client access card has a card body with partial or fully emissive magnetic data tracks. An emissive element is disposed in the card body under the location of the legacy magnetic data tracks.
Fitbit, Inc.


 Analog/digital audio converter and a method thereof patent thumbnailAnalog/digital audio converter and a method thereof
An analog/digital audio converting apparatus enables listening to both digital and analog audio signals received from a digital receiving apparatus and analog audio signals input from an external source using the same receiver by providing a formatter capable of converting the analog audio signal into a digital audio signal with the digital broadcasting receiving apparatus.. .
Samsung Electronics Co., Ltd.


 Case for powered oral care implement and system incorporating the same patent thumbnailCase for powered oral care implement and system incorporating the same
A case for a powered oral care implement and a powered oral care implement and case system. In one aspect, the case may include a housing having a base portion and a cover portion coupled thereto.
Omron Healthcare Co., Ltd


 Conversion from object-based audio to hoa patent thumbnailConversion from object-based audio to hoa
A device obtains an object-based representation of an audio signal of an audio object. The audio signal corresponds to a time interval.
Qualcomm Incorporated


 System and  synchronizing a video signal and an audio stream in a cellular smartphone patent thumbnailSystem and synchronizing a video signal and an audio stream in a cellular smartphone
A system and method of enhancing the quality of the sound in a cellular smartphone used at a live event. A video signal is captured from a live event in a smartphone camera of a cellular smartphone to create a video clip.

Systems and methods for mutual authentication of electronic devices

Embodiments are provided for mutually authenticating a pair of electronic devices. According to certain aspects, the electronic devices may connect to each other via an out-of-band communication channel.
Google Inc.

Video synchronization based on audio

A content reproduction screen displays a plurality of content items. A video reproduction processing section reproduces substantially simultaneously videos of a plurality of content items on a screen.
Yamaha Corporation

Quantization of spatial vectors

A device for processing audio data obtains data representing quantized versions of a set of one or more spatial vectors. Each respective spatial vector of the set of spatial vectors corresponds to a respective audio signal of the set of audio signals.
Qualcomm Incorporated

Connector mating assurance system and method

A connector mating assurance system includes a user-worn sensor unit configured to be worn on or near a user's hand. The sensor unit has an audible sensor configured to be located in a vicinity of a mating zone for electrical connectors.
Tyco Electronics Corporation

Connector mating assurance system and method

A connector mating assurance system includes an audible sensor configured to be located in a vicinity of a mating zone for electrical connectors. The audible sensor is configured to detect an audible sound when the electrical connectors are mated.
Tyco Electronics Corporation

Diving devices configured to make and/or to emit distinct noises and associated methods for the use of the diving devices

A set of diving devices and methods of using the same in, for example, a water-based game, are provided. The devices comprise two or more diving devices, each being configured to be tossed into a body of water and upon entry to cause a water entry noise that is distinct from water entry noises corresponding to each of the other diving devices in the set of diving devices.

Noise index detection system and corresponding methods and systems

An electronic device (200) includes a user interface (205), a communication circuit (206), and an audio capture device (212) to receive ambient audio signals from an environment about the electronic device. A voice control interface engine (214) is operable with the audio capture device to process signals received from the audio capture device to identify at least some speech from the ambient audio signals.
Motorola Mobility Llc

Home theater speaker system and hub

A wireless speaker system is disclosed that includes a hub that is in wireless communication with a plurality of speakers. Each of the speakers includes a speaker selector module operable to allow a user to select a slot to place each of the speakers in.
Klipsch Group, Inc.

Method and system for audio processing of dialog, music, effect and height objects

Various exemplary embodiments relate to a method and apparatus for processing object-based audio signals to influence the reproduction of the audio signals. The apparatus may include an object-based audio decoder and an object post-processor.
Dts, Inc.

Webpage navigation utilizing audio commands

As provided herein, an audio signal (e.g., a user's spoken statement “check email”) may be received from the user of a client device accessing a webpage (e.g., a webmail webpage) utilizing a browser. The webpage may be parsed, analyzed, and/or mapped to identify one or more elements on the webpage (e.g., a send/receive email user interface element).
Yahoo!, Inc.

Collision avoidance using auditory data augmented with map data

A controller for an autonomous vehicle receives audio signals from one or more microphones and identifies sounds. The controller further identifies an estimated location of the sound origin and the type of sound, i.e.
Ford Global Technologies, Llc

Audio apparatus and audio providing method thereof

An audio apparatus and an audio providing method thereof are provided. The audio providing method includes receiving an audio signal including a plurality of channels, applying an audio signal having a channel, from among the plurality of channels, giving a sense of elevation to a filter to generate a plurality of virtual audio signals to be respectively output to a plurality of speakers, applying a combination gain value and a delay value to the plurality of virtual audio signals so that the plurality of virtual audio signals respectively output through the plurality of speakers form a sound field having a plane wave, and respectively outputting the plurality of virtual audio signals, to which the combination gain value and the delay value are applied, through the plurality of speakers.
Samsung Electronics Co., Ltd.

Wired, wireless, infrared and powerline audio entertainment systems

A method and system for communicating audio signals between an input device and an output device via a network. The output device can include loudspeakers and headphones.
Apple Inc.

Adjiustable securing mechanism

Securing mechanisms for space access devices, such as an audio signal transmitting device, include a plurality of outwardly projecting members that are configured to transition from a relaxed state to a securing state when the space access device is inserted into an internal space or opening that has an inside diameter smaller than an outside diameter of the outwardly projecting members in the relaxed state. The outwardly projecting members securely engage a surface of the internals space, conform to the shape and size of the internal space, and modulate at least one of the attenuation and frequency of audio signals and/or differentially acoustically impede audio signals transmitted through the securing mechanism and/or internal space and the space access device, without fully occluding the internal space..
Eargo, Inc

Audio event detection for automatic plenoptic video refocusing

A plenoptic camera and associated method is provided. The camera has an array of sensors for generating digital images.
Thomson Licensing

Audio signal processing device, audio signal processing method, and recording medium storing a program

An audio signal processing device that includes: a processor configured to execute a procedure, the procedure comprising: detecting a speech segment of an audio signal; suppressing noise in the audio signal; and adjusting an amount of suppression of noise such that the amount of suppression during a specific period, which starts from a position based on a terminal end of the detected speech segment and is a period shorter than a period spanning from the terminal end of the detected speech segment to a starting end of a next speech segment, becomes greater than in other segments, and a memory configured to store audio signals before and after noise suppression and the amount of suppression before and after adjustment.. .
Fujitsu Limited

System and actuating controlled stimulation of a patient in a confined medical position

A system and method for actuating controlled stimulation of a patient in a confined medical position helps sooth and entertain a patient receiving medical treatment while resting on a support member, like a dental chair. The system provides a support member, and integrates at least one air actuated animated member, such as a mobile or figurine, proximal to the support member, to enable animated motion by the animated member through pressurized air.

Hifi audio tube amplifier

A casing unit is provided that includes a cylindrical peripheral wall portion of quartz or glass, a cover of metal, and a fixing unit configured to fix the casing unit in or to a housing of a hi-fi tube amplifier. Also provided is a hi-fi audio tube amplifier that includes a plurality of tubes configured to amplify audio signals, and a plurality of the afore-mentioned casing units.
Sennheiser Electronic Gmbh & Co. Kg

Wireless speaker system

A wireless speaker system may include a primary speaker including a first transceiver and a second transceiver and programmed to receive audio data from a mobile device at the first transceiver, and at least one secondary speaker including a receiver and programmed to receive a wireless signal including the audio data from the primary speaker at the receiver, each speaker configured to transmit audio signals consistently there between based on the received audio data.. .
Harman International Industries, Inc.

Audio signal processing apparatus

The disclosure is based on the finding that acoustic near-field transfer functions indicating acoustic near-field propagation channels between loudspeakers and ears of a listener can be employed to pre-process audio signals. Therefore, acoustic near-field distortions of the audio signals can be mitigated.
Huawei Technologies Co., Ltd.

Determining and using room-optimized transfer functions

A device for determining room-optimized transfer functions for a listening room serving for room-optimized post-processing of audio signals in spatial production, is configured to analyze room acoustics of the listening room and to determine, based on the analysis of the room acoustics, the room-optimized transfer functions for the listening room where the spatial reproduction by means of a binaural close-range sound transducer is to take place. The spatial reproduction of the audio signals by means of the binaural close-range sound transducer may then be emulated using known head-related transfer functions und using the room-optimized transfer functions, wherein a room to be synthesized may be emulated based on the head-related transfer functions, and wherein the listening room may be emulated based on the room-optimized transfer functions..
Technische Universitaet Ilmenau

Systems and methods for managing, analyzing, and providing visualizations of multi-party dialogs

Systems and methods are provided for managing and analyzing multi-party dialogs (e.g., call) between communication devices. A digital connection is established with each of a plurality of communication devices.
Cogito Corporation

Mixing digital audio

A method of mixing digital audio uses a plurality of mixing buses. Each mixing bus receives at least one input digital audio signal via a respective input.
Red Lion 49 Limited

Method and processing audio signals

A method and apparatus for processing audio signals in an entertainment system from at least one audio source modify audio signals during playback by the entertainment system for adjustment to a psychoacoustic loudness set value, wherein this modification is performed in each case on the basis of an average psychoacoustic loudness maximum determined over a predefined time interval for the audio source concerned.. .
Ford Global Technologies, Llc

Systems and methods for detecting audio mismatches between digital media files

Systems and methods determine, identify and/or detect one or more audio mismatches between at least two digital media files by providing a group of digital media files to a computer system as input files. Each digital media file comprises digital audio and digital video signals previously recorded at a same performance by a same artist, and the digital media files are previously synchronized with respect to each other and aligned on a timeline of the same performance and provide a first multi-angle digital video of the same performance.
Evergig Music S.a.s.u.

Reconstructing audio signals with multiple decorrelation techniques

A method performed in an audio decoder for decoding m encoded audio channels representing n audio channels is disclosed. The method includes receiving a bitstream containing the m encoded audio channels and a set of spatial parameters, decoding the m encoded audio channels, and extracting the set of spatial parameters from the bitstream.
Dolby Laboratories Licensing Corporation

User specified keyword spotting using long short term memory neural network feature extractor

Methods, systems, and apparatus, including computer programs encoded on computer storage media, for recognizing keywords using a long short term memory neural network. One of the methods includes receiving, by a device for each of multiple variable length enrollment audio signals, a respective plurality of enrollment feature vectors that represent features of the respective variable length enrollment audio signal, processing each of the plurality of enrollment feature vectors using a long short term memory (lstm) neural network to generate a respective enrollment lstm output vector for each enrollment feature vector, and generating, for the respective variable length enrollment audio signal, a template fixed length representation for use in determining whether another audio signal encodes another spoken utterance of the enrollment phrase by combining at most a quantity k of the enrollment lstm output vectors for the enrollment audio signal..
Google Inc.

Home appliance control system and control method thereof

A home appliance control system is provided. The home appliance control system includes a portable device and a home appliance device.
Nuvoton Technology Corporation

Thermal and audio controlled valve and showerhead assembly

A valve for use with a showerhead assembly includes a housing having a threaded inlet for connecting to a water source and a distally located front face with nozzles. The nozzles are connected to the threaded inlet by a central conduit which is closeable by an electronically controlled valve.
Fan Fi International, Inc.

Stereo and filter control for multi-speaker device

A portable electronic device includes at least four speakers spaced apart from one another. An audio processor attenuates a high frequency portion of a left audio signal and a right audio signal to provide a processed left audio signal and a processed right audio signal.
Apple Inc.

System and enhancing virtual audio height perception

An audio processing system for enhancing a user's virtual audio height perception, comprising: a rebalancing module for receiving audio signals from a source, the audio signals including a low layer signal representing sounds for transmission directly towards a user, and a height signal representing sounds for transmission towards the user by reflecting off a predetermined location above the user; the rebalancing module for comparing the height signal and the lower layer signal, and adjusting an amplitude of the height signal based on said comparison; the low layer signal being transmitted to one or more speakers of a first speaker arrangement for transmitting sound represented by the lower layer signal directly towards the user; and the adjusted height signal being transmitted to one or more speakers of a second speaker arrangement for transmitting sound represented by the height signal towards the user by reflecting off the predetermined location above the user.. .
Gibson Innovations Belgium N.v.

Self-fitting of a hearing device

Disclosed herein are systems and methods enabling hearing aid fitting by a non-expert consumer at home. The method in one embodiment involves delivering a sequence of test audio signals corresponding to natural sound segments to a non-acoustic input of a programmable hearing device in-situ, while allowing the consumer to adjust fitting parameters based perceptual assessment of hearing device output.
Ihear Medical, Inc.

Wirelessly capable sports mouthguard for communication

A mouthguard configured to receive wireless audio signals and transmit these audio signals to a user via bone conduction may include one or more wireless antenna, a controller, a power storage device, an external power and/or data port, and one or more bone conduction speakers. The mouthguard is inserted in the user's mouth to protect against dental injuries as well as to enable communication between the user and a remote audio source.

Flexible multi-channel wireless audio receiver system

A flexible multi-channel diversity wireless audio receiver system for routing, processing, and combining multiple radio frequency (rf) signals containing audio signals received on respective antennas is provided. The wireless audio receiver system provides flexible routing of multiple rf signals in different selectable modes, and low latency uninterrupted reception of signals in harsh rf environments by combining multiple rf signals to maximize signal-to-noise ratio.
Shure Acquisition Holdings, Inc.

Estimation of background noise in audio signals

Background noise estimators and methods are disclosed for estimating background noise in an audio signal. Some methods include obtaining at least one parameter associated with an audio signal segment, such as a frame or part of a frame, based on a first linear prediction gain, calculated as a quotient between a residual signal from a 0th-order linear prediction and a residual signal from a 2nd-order linear prediction for the audio signal segment.
Telefonaktiebolaget Lm Ericsson (publ)

Audio output balancing

Systems and method are provided herein for balancing of outputs from playback devices playing audio content in synchrony. In one embodiment, the balancing of outputs may involve receiving a first audio signal to be played by a first playback device according to a first crossover frequency, determining a limiting result by applying a limiting function associated with a second playback device to a second audio signal to be played by the second playback device according to a second crossover frequency, and based on the first limiting result, configuring the first playback device to play the first audio signal according to a third crossover frequency.
Sonos, Inc.

System and directionally radiating sound

An audio system for a vehicle has at least one source of audio signals. A respective directional loudspeaker array is mounted at each seat position and coupled to the at least one source.
Bose Corporation

Signal processing apparatus and method

A signal processing apparatus is provided. The apparatus includes an obtaining unit configured to obtain direction sounds in respective directivity directions from audio signals picked up by a plurality of sound pickup units, and a control unit configured to control, in accordance with a frequency of the direction sounds obtained by the obtaining unit, a directivity direction count indicating the number of directivity directions corresponding to the direction sounds obtained by the obtaining unit..
Canon Kabushiki Kaisha

Audio signal transmission system and data processing enhancing data accuracy of the same

An audio signal transmission system includes a first device and a second device. The first device transmits audio signals to the second device for the second device to receive and process.
Red Sunrise Co., Ltd.

Audio signal transmission system with enhanced audio signal recognition and data processing the same

An audio signal transmission system includes a first device and a second device. The first device transmits audio signals to the second device for the second device to process the audio signals and recognize data in the audio signals.
Red Sunrise Co., Ltd.

System and multifaceted singing analysis

A system for multifaceted singing analysis for retrieval of songs or music including singing voices having some relationship in latent semantics with a singing voice included in one particular song or music. A topic analyzing processor uses a topic model to analyze a plurality of vocal symbolic time series obtained for a plurality of musical audio signals.
National Institute Of Advanced Industrial Science And Technology

Systems and methods for removing reverberation from audio signals

Disclosed herein are systems and methods for removing reverberation from signals. The systems and methods can be applicable to audio signals, for example, to voice, musical instrument sounds, and the like.
The University Of Rochester

Method and encoding multi-channel hoa audio signals for noise reduction, and decoding multi-channel hoa audio signals for noise reduction

A method for encoding multi-channel hoa audio signals for noise reduction comprises steps of decorrelating the channels using an inverse adaptive dsht, the inverse adaptive dsht comprising a rotation operation and an inverse dsht, with the rotation operation rotating the spatial sampling grid of the idsht, perceptually encoding each of the decorrelated channels, encoding rotation information, the rotation information comprising parameters defining said rotation operation, and transmitting or storing the perceptually encoded audio channels and the encoded rotation information.. .
Dolby International Ab

Electronic device and cancelling noise using plurality of microphones

An electronic device for cancelling noise using a plurality of microphones is provided. The electronic device includes a plurality of microphones configured to obtain audio signals; a beamformer configured to provide, through a speaker, at least two audio signals selected on a basis of at least one of user information, external environment information, and information on an application executed the electronic device, among the obtained audio signals; and noise canceller configured to cancel at least some of the other audio signals determined on the basis of at least some of the selected audio signals, among the obtained audio signals..
Samsung Electronics Co., Ltd.



Audio Signals topics:
  • Audio Signals
  • Signal Processing
  • Multimedia
  • Ip Address
  • Ip Multimedia Subsystem
  • Multimedia Device
  • Feedback Signal
  • Formatting
  • Audio Signal Processing
  • Electronic Device
  • Cell Phone
  • Instruments
  • Control Bus
  • Electrical Signal


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    This listing is a sample listing of patent applications related to Audio Signals for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Audio Signals with additional patents listed. Browse our RSS directory or Search for other possible listings.


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