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Searching: audio signal





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Patent # Description
US-9,770,589 Electrical cochlear stimulation system and method
A system includes means for providing an input audio signal; a sound processor for generating an electric stimulation signal from the input audio signal; and a...
US-9,769,908 Audio reproduction device
Provided is an audio reproduction device including: a light source provided in the vicinity of a speaker unit; a detection unit that detects a beat of an audio...
US-9,769,589 Method of improving externalization of virtual surround sound
Aspects of the present disclosure relate to techniques for processing a source audio signal in order to localize sounds. In particular, aspects of the present...
US-9,769,588 Spatial audio enhancement apparatus
An apparatus comprising: a depth map estimator configured to determine, associated with at least one visual image, a depth map comprising at least one distance...
US-9,769,585 Positioning surround sound for virtual acoustic presence
Methods and systems for positioning audio signals on virtual soundstages. The mobile device may include one or more orientation components that are used to...
US-9,769,582 Audio source and audio sensor testing
An example method includes controlling an audio source to generate a test tone, controlling a plurality of audio sensors to sense the test tone simultaneously,...
US-9,769,569 Gaming headset with voice scrambling for private in-game conversations
An electronic device may be configurable to operate in a scrambling mode and a non-scrambling mode while processing chat audio and microphone audio for a first...
US-9,769,568 System and method for speech reinforcement
A system and method for speech reinforcement may determine the spatial location of an audio source and the spatial location of a listener. An audio signal...
US-9,769,567 Audio system and method
An audio processing system and method are described. A microphone is arranged to generate a microphone output signal responsive to an acoustic input. A speaker...
US-9,769,565 Method for processing data for the estimation of mixing parameters of audio signals, mixing method, devices,...
A method and apparatus are provided for processing data for estimating mixing parameters of at least one audio spot signal captured by a sound recording device,...
US-9,769,563 Audio enhancement via opportunistic use of microphones
An audio processing system includes a group of microphones associated with a dynamic network of microphones and a receiver. The receiver is configured to...
US-9,769,561 Rotating speaker array
A speaker system includes one or more rotating speakers (or speakers with rotating reflectors) that are synchronized in absolute angular position to another...
US-9,769,417 Metadata transfer in audio video systems
Aspects relate to transmission of metadata from a source to a sink device, and optionally through one or more intermediaries. A source device encodes metadata...
US-9,768,948 Method and apparatus for time alignment of analog and digital pathways in a digital radio receiver
A method for processing a radio signal includes producing first and second streams of audio samples; decimating the first and second streams of audio samples to...
US-9,768,853 Method and apparatus for blending an audio signal in an in-band on-channel radio system
A method for processing a digital audio broadcast signal in a radio receiver includes: receiving a digital audio broadcast signal; demodulating the digital...
US-9,768,829 Methods for processing audio signals and circuit arrangements therefor
A method for processing audio signals is provided comprising outputting an audio signal; receiving the output audio signal via a first receiving path as a first...
US-9,768,751 Audio system including multiband audio dynamics processor
An audio system includes a level controller receiving an input audio signal from an audio medium. The level controller includes a gain adjust module producing...
US-9,768,750 Audio control using auditory event detection
In some embodiments, a method for processing an audio signal in an audio processing apparatus is disclosed. The method includes receiving an audio signal and a...
US-9,768,749 Audio control using auditory event detection
In some embodiments, a method for processing an audio signal in an audio processing apparatus is disclosed. The method includes receiving an audio signal and a...
US-9,768,748 Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal
The invention relates to the measurement and control of the perceived sound loudness and/or the perceived spectral balance of an audio signal. An audio signal...
US-9,767,852 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...
US-9,767,851 Document camera, video and audio output system, and video and audio output method
A document camera includes: a camera unit which acquires a video signal; a microphone unit which acquires an audio signal; a stamp adding unit which adds a time...
US-9,767,828 Acoustic echo cancellation using visual cues
Techniques for enhancing an acoustic echo canceller based on visual cues are described herein. The techniques include changing adaptation of a filter of the...
US-9,767,820 Removal of audio noise
A system for removing noise from an audio signal is described. For example, noise caused by content playing in the background during a voice command or phone...
US-9,767,819 System for automatic speech recognition and audio entertainment
In one aspect, the present application is directed to a device for providing different levels of sound quality in an audio entertainment system. The device...
US-9,767,816 High frequency regeneration of an audio signal with phase adjustment
According to an aspect of the present invention, a method for reconstructing an audio signal having a baseband portion and a highband portion is disclosed. The...
US-9,767,815 Voice audio encoding device, voice audio decoding device, voice audio encoding method, and voice audio decoding...
Provided are a voice audio encoding device, voice audio decoding device, voice audio encoding method, and voice audio decoding method that efficiently perform...
US-9,767,814 Signal processing apparatus and method, and program
A method, system, and computer program product for processing an encoded audio signal is described. In one exemplary embodiment, the system receives an encoded...
US-9,767,813 Method and device for decoding an audio soundfield representation for audio playback
Soundfield signals such as e.g. Ambisonics carry a representation of a desired sound field. The Ambisonics format is based on spherical harmonic decomposition...
US-9,767,812 System and method for increasing transmission bandwidth efficiency ("EBT2")
Systems and methods for increasing transmission bandwidth efficiency by the analysis and synthesis of the ultimate components of transmitted content are...
US-9,767,811 Device and method for postprocessing a decoded multi-channel audio signal or a decoded stereo signal
According to the invention, a device for post-processing at least one channel signal of a plurality of channel signals of a multi-channel signal is described,...
US-9,767,809 Method and compressor for compressing audio dynamics
A method of compressing the audio dynamics of an audio signal. The method includes a step of acquiring an audio signal; a step of selecting a first instant of...
US-9,767,798 Low power detection of a voice control activation phrase
Methods of low power detection of an activation phrase are described. A microphone system comprises dedicated hardware logic for detecting a pre-defined...
US-9,767,778 Systems for combining inputs from electronic musical instruments and devices
An apparatus for combining input signals produced by a plurality of electric musical devices includes a plurality of audio buses and a plurality of segments....
US-9,767,618 Adaptive ambisonic binaural rendering
A user equipment (UE) includes a memory element and a processor. The memory element is configured to store a plurality of head-related transfer functions. The...
US-9,767,266 Methods and systems for biometric-based user authentication by voice
Disclosed herein are system, method, and computer program product embodiments for authentication of users of electronic devices by voice biometrics. An...
US-9,766,851 Multi-terminal synchronous display method, display apparatus and display apparatus cascading system
A multi-terminal synchronous display method, a display apparatus and a display apparatus cascading system are provided. The method includes receiving an audio...
US-9,766,481 Closed loop audio processing for bone conduction transducer
An example method may be performed by a wearable computing device (WCD) that includes a bone conduction transducer (BCT). The method includes providing, to the...
US-9,763,626 Acoustic spirometer system
Embodiments of the present invention are directed a system using a microphone and a mobile computer device comprising a transducer through which a user is to...
US-9,763,058 Method and system of personalized broadcast service on public transportation
A method for implementing broadcast service and a broadcast service system are provided. The information transmitted may be personalized for a user of a public...
US-9,763,017 Hearing instrument with T-coil
A hearing instrument is provided that has a T-coil antenna (14) for picking up an inductively transmitted base-band audio signal, an audio signal processing...
US-9,763,006 Noise reduction in a microphone using vowel detection
In an approach for reducing feedback in a device, wherein a first audio signal is received by a device. A processor determines that an intensity value of the...
US-9,763,004 Systems and methods for audio conferencing
Systems and methods for enabling an audio conference are provided. In one aspect, a system includes a transmitting device which receives audio signals...
US-9,763,003 Automotive constant signal-to-noise ratio system for enhanced situation awareness
Audio systems for a vehicle and methods for increasing auditory situation awareness in a vehicle are provided. An audio system includes at least one ambient...
US-9,762,999 Modal based architecture for controlling the directivity of loudspeaker arrays
A directivity pattern generator for producing sound patterns using a modal architecture is described. The directivity pattern generator may include a beam...
US-9,762,988 Microphone
A microphone is provided that ensures the electrical connection between a unit case and an audio-signal output circuit board. The microphone includes a unit...
US-9,762,963 Method and apparatus for controlling play of an audio signal
Apparatus and methods conforming to the present invention comprise a method of controlling playback of an audio signal through analysis of a corresponding close...
US-9,762,742 Robust acoustic echo cancellation for loosely paired devices based on semi-blind multichannel demixing
A method for echo cancellation in multichannel audio signals includes receiving a plurality of time-domain signals, including multichannel audio signals and at...
US-9,762,741 Robust DTMF detection in an unreliable voice-over-IP (VoIP) environment
A method to discriminate a signal as a DTMF digit is operative in a service provider having a VoIP-based media server. The media server accepts both in-band...
US-9,762,740 Preventing double digit detection caused by in-band dual-tone multi-frequency signaling
A T2P (TDM to packet) delay buffer is provided. The delay buffer can prevent double digit detections caused by in-band DTMF leak when out-of-band DTMF is used....
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