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Searching: audio signal





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Patent # Description
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...
US-9,288,568 Headphone system for earbud speakers
The present invention relates to a personal headphone device, system and method configured to combine a headphone and earbud into one acoustical product. The...
US-9,288,564 Integrated audio-visual systems
Integrated audio-visual systems are provided. Such integrated audio-visual systems are capable of reproducing sound frequencies without compromising visual...
US-9,288,560 Branched acoustic device
An acoustic device configured for use with an audio source. The acoustic device includes a stem portion and multiple branches forming a cavity for passage of an...
US-9,288,453 Method and device for lossy encoding data and corresponding device for reconstructing data
The invention proposes modification of quantized coefficients for signalling of a post-processing method. Therefore, it is proposed a method for lossy...
US-9,288,370 Imaging apparatus and audio processing apparatus
An audio signal acquired by an audio acquisition unit during a predetermined period from when a drive signal has been output is analyzed, and a noise reduction...
US-9,286,943 Enhancing karaoke systems utilizing audience sentiment feedback and audio watermarking
A digital audio/video (A/V) content can be selected from a data store within a computing device. The content can include a vocal free recording and a...
US-9,286,913 Atmosphere expression word selection system, atmosphere expression word selection method, and program
Disclosed is an information display system provided with: a signal analyzing unit which analyzes the audio signals obtained from a predetermined location and...
US-9,286,908 Method and system for noise reduction
A method for noise reduction is provided including: beamforming audio signals sampled by a microphone array to get a signal with an enhanced target voice and a...
US-9,286,900 Method and system for handling the processing of bluetooth data during multi-path multi-rate audio processing
An audio codec in a baseband processor may be utilized for mixing audio signals received at a plurality of data sampling rates. The mixed audio signals may be...
US-9,286,897 Speech recognizer with multi-directional decoding
In an automatic speech recognition (ASR) processing system, ASR processing may be configured to process speech based on multiple channels of audio received from...
US-9,286,879 Localization of a wireless user equipment (UE) device based on out-of-hearing band audio signatures for ranging
A scheme for localizing a wireless user equipment (UE) device's relative position with respect to a spatial configuration based on audio signatures received via...
US-9,286,382 Method and system for simultaneous playback of audio tracks from a plurality of digital devices
A method for simultaneous playback of audio tracks from digital transceiver devices, which are adapted to define a communication network. The digital devices...
US-9,285,587 Window-oriented displays for travel user interfaces
Vehicular travel may be facilitated by user interfaces presenting travel information. Such user interfaces often involve visual displays positioned peripherally...
US-9,282,419 Audio processing method and audio processing apparatus
An audio processing method and an audio processing apparatus are described. A mono-channel audio signal is transformed into a plurality of first subband...
US-9,282,418 Cognitive loudspeaker system
A cognitive loudspeaker system including a control station that communicates wirelessly and bi-directionally with a plurality of sound production stations. The...
US-9,282,417 Spatial sound reproduction
An apparatus for spatial sound reproduction comprises a receiver (101) for receiving a multi-channel audio signal. An analyzer (107) determines a spatial...
US-9,282,416 Wireless system for hearing communication devices providing wireless stereo reception modes
The present subject matter relates to the wireless stereo reception of first and second audio information by wireless hearing communication devices. One type of...
US-9,282,411 Beamforming in hearing aids
A hearing aid system includes a first microphone and a second microphone for provision of electrical input signals, a beamformer for provision of a first audio...
US-9,282,408 Processing method and processing apparatus for stereo audio output enhancement
A processing method and processing apparatus suitable for stereo audio output enhancement. The processing apparatus can include an input portion configurable to...
US-9,282,406 Digital microphone with frequency booster
A digital microphone, the microphone includes a microelectromechanical (MEMS) component and a frequency boost component. The MEMS component is configured to...
US-9,282,402 Audio system with integrated power, audio signal and control distribution
A control and distribution system provides electrical power distribution, audio signal distribution, and control signal distribution to one or more audio...
US-9,282,396 Wireless digital audio music system
A wireless digital audio system includes a portable audio source with a digital audio transmitter operatively coupled thereto and an audio receiver operatively...
US-9,282,279 Quality enhancement in multimedia capturing
A method for controlling capturing of multimedia content, the method comprising: capturing multimedia content by an apparatus, said multimedia content...
US-9,282,229 Audio processing apparatus, audio processing method and imaging apparatus
A processor combines a first predicted signal generated based on an audio signal in an interval preceding a noise detection interval, and a second predicted...
US-9,281,794 System and method for digital signal processing
The present invention provides for methods and systems for digitally processing an audio signal and setting a peak signal threshold to a level that is...
US-9,281,793 Systems, methods, and apparatus for generating an audio signal based on color values of an image
Systems, apparatus, methods, and articles of manufacture provide for determining tones and/or volumes based on color information associated with an image file....
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