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Searching: audio signal





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Patent # Description
US-9,299,359 Method and an apparatus for voice quality enhancement (VQE) for detection of VQE in a receiving signal using a...
A voice quality enhancement (VQE) detector for a network element receiving an audio signal from a previous network element of a network, wherein said voice...
US-9,299,358 Method and apparatus for voice modification during a call
A method for voice modification during a telephone call comprising receiving a source audio signal associated with at least one participant, wherein the source...
US-9,299,355 FM stereo radio receiver by using parametric stereo
The invention relates to an apparatus (1) for improving a stereo audio signal of an FM stereo radio receiver (10). It is suggested to employ components of a...
US-9,299,354 Audio encoding device and audio encoding method
An audio encoding device includes a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor...
US-9,299,352 Method and apparatus for generating side information bitstream of multi-object audio signal
Provided is a method and apparatus for generating a side information bitstream of a multi-object audio signal. The apparatus for generating a side information...
US-9,299,346 Speech recognition platforms
A speech recognition platform configured to receive an audio signal that includes speech from a user and perform automatic speech recognition (ASR) on the audio...
US-9,299,344 Apparatus and method to classify sound to detect speech
Audio frames are classified as either speech, non-transient background noise, or transient noise events. Probabilities of speech or transient noise event, or...
US-9,299,333 System for adaptive audio signal shaping for improved playback in a noisy environment
Provided is a system for adaptively enhancing an end-user's perceived quality, or quality of experience (QoE), of speech and other audio under ambient noise...
US-9,298,819 Method and control unit for determining an identification code for an audio data packet
A method for determining an identification code for an audio data packet. The method includes receiving an audio data stream and a temporally audio metadata...
US-9,294,863 Acoustic device, augmented reality acoustic device, acoustic system, acoustic processing method, and recording...
An acoustic device includes: a memory; and a processor coupled to the memory. The processor executes a process including: first determining, based on a state of...
US-9,294,862 Method and apparatus for processing audio signals using motion of a sound source, reverberation property, or...
Methods and apparatuses for encoding and decoding an audio signal are provided, a method of encoding an audio signal including: receiving the audio signal...
US-9,294,861 Audio signal processing device
A postprocessor mixes audio signals for an LSch and an RSch indicating virtual surround sounds generated by a virtual surround processing unit with audio...
US-9,294,860 Identifying directions of acoustically reflective surfaces
An audio device may be configured to produce output audio and to also capture input audio for speech recognition. Beamforming may be used to produce directional...
US-9,294,859 Apparatus with adaptive audio adjustment based on surface proximity, surface type and motion
A method includes detecting a surface in proximity to a mobile device using sensor data and determining an acoustic reflectivity or acoustic absorptivity of the...
US-9,294,858 Controlling acoustic echo cancellation while handling a wireless microphone
An audio system has a base station, a speaker and one or more wireless microphones. The audio system operates to receive audio information from both a far-end...
US-9,294,856 Method and device for personalized hearing
An electronic audio device for use with at least one earpiece, the earpiece having a microphone and a speaker located therein includes circuitry coupled to the...
US-9,294,855 Apparatus and method for processing audio signal
An audio signal processing apparatus and method for processing an audio signal are provided. The audio signal processing apparatus includes a signal detector...
US-9,294,854 Information processor, audio processor, audio processing system and program
An audio processor acquires processed sound data, which is obtained by processing original sound data according to a content of processing defined such that...
US-9,294,848 Adaptation of a classification of an audio signal in a hearing aid
A method determines the classification of an audio signal in dependence on a comparison of two difference sums of audio features over time periods of different...
US-9,294,839 Augmentation of a beamforming microphone array with non-beamforming microphones
Embodiments of the present disclosure include an apparatus (116) configured to perform beamforming on multiple audio input signals. The apparatus (116) includes...
US-9,294,837 Vehicular active vibrational noise control apparatus
A vehicular active vibrational noise control apparatus includes an amplitude limiter for limiting the amplitude of a canceling signal based on a signal level of...
US-9,294,836 Systems and methods for adaptive noise cancellation including secondary path estimate monitoring
In accordance with methods and systems of the present disclosure, a processing circuit may implement at least one of: a feedback filter having a response that...
US-9,294,835 Image capturing apparatus, signal processing apparatus and method
A signal processing apparatus reduces noise by generating an interpolated signal for a noise-containing period using audio signals in periods before and after...
US-9,294,834 Method and apparatus for reducing noise in voices of mobile terminal
The present invention discloses a method and an apparatus for reducing noise in voices of a mobile terminal and relates to the field of communications...
US-9,294,598 Switch circuit
A signal line from a common terminal, which allows the insertion of a terminal of a cable for transmitting high-frequency signals or the insertion of a terminal...
US-9,294,532 Performing an action on a social networking system based on a content identifier embedded in provided content
A content source provides metadata associated with content, such as an audio signal or video data, to a social networking system. The metadata identifies...
US-9,294,206 Method of controlling a wireless audio signal
A method of controlling a wireless audio signal in order to avoid frequency interference between a display apparatus with a multi-view function and glasses with...
US-9,294,060 Bandwidth extender
An apparatus for extending the bandwidth of an audio signal, the apparatus being configured to: generate an excitation signal from an audio signal, wherein in...
US-9,294,052 Personal computer to output audio in a non-operative state
According to one embodiment, an electronic apparatus includes a terminal, an amplifier, a speaker, a power supply circuit and a first controller. The terminal...
US-9,293,231 Audio/Video cable
An audio/video cable includes an insulated layer including a copper conductor for transmitting audio/video signals and an insulation layer formed on a periphery...
US-9,293,151 Speech signal enhancement using visual information
Visual information is used to alter or set an operating parameter of an audio signal processor, other than a beamformer. A digital camera captures visual...
US-9,293,150 Smoothening the information density of spoken words in an audio signal
A portion of an audio signal is identified corresponding to a spoken word and its phonemes. A set of alternate spoken words satisfying phonetic similarity...
US-9,293,149 Time warp activation signal provider, audio signal encoder, method for providing a time warp activation signal,...
An audio encoder has a window function controller, a windower, a time warper with a final quality check functionality, a time/frequency converter, a TNS stage...
US-9,293,147 Selective voice transmission during telephone calls
Embodiments of the disclosure relate to selective voice transmission and include receiving an identification of one or more authorized speakers for a telephone...
US-9,293,146 Intensity stereo coding in advanced audio coding
A system and method for selectively applying Intensity Stereo coding to an audio signal is described. The system and method make decisions on whether to apply...
US-9,293,145 Device and method for postprocessing a decoded multi-channel audio signal or a decoded stereo signal
According to the invention, a device (101, 101') for postprocessing at least one channel signal of a plurality of channel signals of a multi-channel signal is...
US-9,293,144 Method and apparatus for controlling audio frame loss concealment
Methods and related apparatuses control concealment for a lost audio frame of a received audio signal. A method for a decoder of concealing a lost audio frame...
US-9,293,143 Bandwidth extension mode selection
A device includes a decoder that includes an extractor, a predictor, a selector, and a switch. The extractor is configured to extract a first plurality of...
US-9,293,128 Active noise control with compensation for acoustic leak in personal listening devices
An acoustic noise cancellation (ANC) process is performed during in-the-field use of a personal listening audio device, using a control filter to produce...
US-9,291,697 Systems, methods, and apparatus for spatially directive filtering
Systems, methods, and apparatus are described for applying, based on angles of arrival of source components relative to the axes of different microphone pairs,...
US-9,290,190 Systems and methods for determining whether a transportation track is occupied
A method for determining whether a defined section of a transportation track is occupied is described. The method includes inducing an audio frequency (AF)...
US-9,289,090 Cooktop appliances with intelligent response to cooktop audio
Cooktop appliances and methods of operation for intelligent response to cooktop audio are provided. One example cooktop appliance includes microphones for...
US-9,288,604 Downmixing control
An apparatus including an audio mixer configured to mix at least two audio channels of an audio signal; and a sensor configured to sense motion and/or...
US-9,288,601 Broad sound loudspeaker system
A sound system processor for converting left and right channel signals from an audio source into composite left and right signals and employing a mid-side...
US-9,288,599 Audio scene mapping apparatus
An apparatus comprising: a receiver configured to receive at least one audio signal from a recording apparatus; the receiver further configured to receive at...
US-9,288,590 Hearing device and method of low power operation thereof
A hearing device, an acoustic apparatus and a sound processing method thereof are provided. The method includes detecting audio signals, determining whether the...
US-9,288,579 Method for dynamically adjusting gain of parametric equalizer according to input signal, dynamic parametric...
The present invention relates to a method for dynamically adjusting a gain of parametric equalizer according to an input signal, a dynamic parametric equalizer...
US-9,288,578 Method and apparatus for canceling acoustic echo, and method for updating adaptive filter coefficient by the...
An apparatus for canceling an acoustic echo signal caused by a far-end talker signal is provided. The apparatus for canceling an acoustic echo signal includes:...
US-9,288,577 Preserving phase shift in spatial filtering
For preserving phase shift in spatial filtering is disclosed, an electronic device includes a microphone array. A filtering module spatially filters a plurality...
US-9,288,570 Assisting conversation while listening to audio
A portable system for enhancing communication between users in proximity to each other while listening to a common audio source includes headsets with an...
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