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Searching: audio signal





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Patent # Description
US-9,756,440 Maintaining spatial stability utilizing common gain coefficient
In a system and method for maintaining the spatial stability of a sound field a background noise estimate may be estimated for each of a first signal and a...
US-9,756,438 Proximity discovery using audio signals
Various technologies pertaining to computing data that is indicative of a location of a client computing device are described herein. A client computing device...
US-9,756,437 System and method for transmitting environmental acoustical information in digital audio signals
Disclosed are systems and methods for enhancing playback of an audio signal to approximate the listening experience at a recording site. A test signal is...
US-9,756,425 Baseball-style cap with amplified stereo speakers
An embodiment of a baseball-style cap and stereo combination having a crown, a brim/bill, a sweatband, and one or more speakers concealed within the brim/bill...
US-9,756,421 Audio refocusing methods and electronic devices utilizing the same
An audio refocusing method includes receiving an indication signal indicating which sound source in a recorded signal has to be refocused on; determining a...
US-9,756,399 Remote engagement system
A remote engagement system for a live event includes at least one output device located at the live event for providing an audio and/or visual output to people...
US-9,756,388 Method and system for a media processor
A system that incorporates teachings of the present disclosure may include, for example, a presentation device having a controller that performs operations...
US-9,756,367 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-9,756,187 Automatic call muting and apparatus using sound localization
A mobile telephone device (10) comprises a microphone (20) and one or more spaced audio sensors (12) to sense the position and/or voice characteristics of one...
US-9,756,160 Protective sleeve
The present application discloses a protective sleeve, which used for mobile terminals (2), includes a shell (1) and a luminous component (10) provided on the...
US-9,756,159 Handphone
A handphone is configured to receive a first audio signal of a telecommunication conversation from a telecommunication device and send a second audio signal of...
US-9,749,822 Electronic device and its wireless network connection method
A wireless network connection method for an electronic device is provided, in which a first signal is transmitted to additional electronic device and is...
US-9,749,764 Apparatus and method for inhibiting portable electronic devices
This accessory is apparatus capable of implementing a method that can affect one or more features of a portable electronic device when brought into a vehicle...
US-9,749,732 Method and apparatus for earphone sound effect compensation and an earphone
The present invention discloses a method and an apparatus for earphone sound effect compensation and an earphone. The method of the present invention comprises:...
US-9,749,474 Matching reverberation in teleconferencing environments
A system and method of matching reverberation in teleconferencing environments. When the two ends of a conversation are in environments with differing...
US-9,748,915 Electronic device with threshold based compression and related devices and methods
An electronic device may include a speaker, and audio circuitry coupled to the speaker. The audio circuitry may generate digitized samples of an audio waveform...
US-9,748,914 Transforming audio content for subjective fidelity
A method or apparatus for delivering audio programming such as music to listeners may include identifying, capturing and applying a listener's audio perception...
US-9,748,913 Apparatus and method for transmitting/receiving voice signal through headset
An apparatus and method are disclosed, which separates ambient noise from a voice signal in a Bluetooth headset with dual microphones, switches the connection...
US-9,748,910 Instrument interconnect system
An instrument interconnect system that interfaces an instrument, such as a guitar or a bass, to an audio-receiving device, such as an amplifier, effect box, or...
US-9,747,927 System and method for 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...
US-9,747,920 Adaptive beamforming to create reference channels
An echo cancellation system that performs audio beamforming to separate audio input into multiple directions and determines a target signal and a reference...
US-9,747,918 Dynamically adapted pitch correction based on audio input
Systems and methods for adjusting pitch of an audio signal include detecting input notes in the audio signal, mapping the input notes to corresponding output...
US-9,747,917 Position directed acoustic array and beamforming methods
Methods and systems are provided for receiving desired sounds. The system includes a position sensor configured to determine an occupant position of an occupant...
US-9,747,909 System and method for reducing temporal artifacts for transient signals in a decorrelator circuit
Embodiments are directed to a method for processing an input audio signal, comprising: splitting the input audio signal into at least two components, in which...
US-9,747,908 Device and method for bandwidth extension for audio signals
An audio signal decoding apparatus is provided that includes a receiver that receives an encoded information, a memory, and a processor that demultiplexes...
US-9,747,906 Determining media device activation based on frequency response analysis
Methods, apparatus, systems and articles of manufacture (e.g., physical storage media) to determine media device activation based on frequency response analysis...
US-9,747,905 Method and apparatus for decoding an audio signal
An apparatus for decoding an audio signal and method thereof are disclosed. The present invention includes receiving the audio signal and spatial information,...
US-9,747,899 Detecting self-generated wake expressions
A speech-based audio device may be configured to detect a user-uttered wake expression and to respond by interpreting subsequent words or phrases as commands....
US-9,747,889 Reverberant sound adding apparatus, reverberant sound adding method, and reverberant sound adding program
A reverberant sound adding apparatus includes a noise generator configured to generate a noise, an impulse noise generator configured to generate an impulse...
US-9,747,888 Reverberator and method for reverberating an audio signal
A reverberator for reverberating an audio signal includes a feedback delay loop processor for delaying at least two frequency subband signals representing the...
US-9,747,886 Method for cancelling noise of audio signal and electronic device thereof
An apparatus and method for cancelling a noise of an audio signal in an electronic device are provided. The electronic device includes a communication module...
US-9,747,878 System, method and computer program product for generating musical notes via a user interface touch pad
A music generating system enables a user to generate independent and sequential musical melodies, having reduced latency periods, without playing an electronic...
US-9,747,332 Audio playlist system and method
Information about desired songs is collected on a portable memory device in communication with a radio tuner. The radio tuner may receive signals from a...
US-9,747,068 Audio processing based upon camera selection
A method including generating respective audio signals from microphones of an apparatus; determining which camera(s) of a plurality of cameras of the apparatus...
US-9,745,160 Paper conveying apparatus, jam detection method, and computer program
Provided is a paper transporting device and the like capable of suppressing errors in determining jam occurrences. A paper transporting device has: a transport...
US-9,743,183 Complex exponential modulated filter bank for high frequency reconstruction or parametric stereo
An apparatus and method are disclosed for filtering an audio signal are disclosed. The apparatus includes an analysis filter bank, a high frequency...
US-9,742,780 Audio based discovery and connection to a service controller
Techniques for automatically connecting to a service controller are described herein. In one example, a service controller device includes a processor and a...
US-9,741,362 Subband block based harmonic transposition
The present document relates to audio source coding systems which make use of a harmonic transposition method for high frequency reconstruction (HFR), as well...
US-9,741,360 Speech enhancement for target speakers
A method of speech enhancement for target speakers is presented. A blind source separation (BSS) module is used to separate a plurality of microphone recorded...
US-9,741,359 Hybrid audio delivery system and method therefor
Methods and systems to produce audio output signals from audio input signals. In one embodiment, a first portion of the audio input signals can be...
US-9,741,358 Method and system for interference suppression using blind source separation
A method of interference suppression is provided that includes receiving a first audio signal from a first audio capture device and a second audio signal from a...
US-9,741,357 Very short pitch detection and coding
System and method embodiments are provided for very short pitch detection and coding for speech or audio signals. The system and method include detecting...
US-9,741,356 Coding apparatus, decoding apparatus, and methods
A coding apparatus normalizes a low-frequency spectrum included in each of sub-bands obtained from dividing a low band part, using a largest amplitude value...
US-9,741,355 System and method for narrow bandwidth digital signal processing
The present invention provides methods and systems for narrow bandwidth digital processing of an input audio signal. Particularly, the present invention...
US-9,741,352 Method and apparatus for processing an audio signal
The present invention relates to a method for processing an audio signal, comprising: a step of performing a frequency conversion process on an audio signal to...
US-9,741,351 Adaptive quantization noise filtering of decoded audio data
A method including steps of decoding an encoded audio signal indicative of encoded audio content (e.g., audio content captured during a teleconference) to...
US-9,741,350 Systems and methods of performing gain control
A particular method includes determining, based on an inter-line spectral pair (LSP) spacing corresponding to an audio signal, that the audio signal includes a...
US-9,741,349 Audio coding method and apparatus
An audio signal is coded, where a frequency spectrum of the audio signal is divided into first and second regions. Spectral peaks in the first region are...
US-9,741,345 Method for segmenting videos and audios into clips using speaker recognition
A method for segmenting video and audio into clips using speaker recognition is provided to segment audio according to speaker audio, and to make audio clips...
US-9,741,334 Active noise cancellation in audio output device
An audio output device controls the application of active noise cancellation (ANC) levels based on a current status of the device. The audio output device...
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