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Searching: audio signal





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Patent # Description
US-1,033,9946 Audio decoder and method for providing a decoded audio information using an error concealment modifying a time...
An audio decoder for providing a decoded audio information on the basis of an encoded audio information. The audio decoder has an error concealment configured...
US-1,033,9941 Comfort noise addition for modeling background noise at low bit-rates
The invention provides a decoder being configured for processing an encoded audio bitstream, wherein the decoder includes: a bitstream decoder configured to...
US-1,033,9939 Audio frame loss concealment
Concealing a lost audio frame of a received audio signal by performing a sinusoidal analysis of a part of a previously received or reconstructed audio signal,...
US-1,033,4363 Audio signal processing circuit and electronic apparatus including the same
An audio signal processing circuit is disclosed. The audio signal processing circuit includes a digital signal processing part formed in a digital area, and...
US-1,033,4362 Intrinsically safe audio system management for conference rooms
Systems and methods are described for analyzing and resolving feedback caused by having multiple audio links in a conference room. An audio system may detect...
US-1,033,4351 Headset system
Apparatus and methods for headsets, such as multi-source audio amplification and ear protection devices, are provided herein. In certain configurations,...
US-1,033,4350 Identifying an acoustic signal for a user based on a feature of an aural signal
In general, the subject matter described in this disclosure can be embodied in methods, systems, and computer-readable devices. An audio processing device plays...
US-1,033,2540 Filter coefficient updating in time domain filtering
Example embodiments disclosed herein relate to filter coefficient updating in time domain filtering. A method of processing an audio signal is disclosed. The...
US-1,033,2531 Apparatus and method for decoding or encoding an audio signal using energy information values for a...
An apparatus for decoding an encoded audio signal having an encoded representation of a first set of first spectral portions and an encoded representation of...
US-1,033,2528 Method and apparatus for controlling audio frame loss concealment
In accordance with an example embodiment of the present invention, disclosed is a method and an apparatus thereof for controlling a concealment method for a...
US-1,033,2520 Enhanced speech generation
In a particular aspect, an apparatus includes an audio sensor configured to receive an input audio signal. The apparatus also includes speech generative...
US-1,033,1169 Modularized head-mounted display device, and assembly and disassembly module
Disclosed are a modularized head-mounted display device and an assembly and disassembly module. The head-mounted display device may include a display apparatus...
US-1,032,7643 Method and system for validating an alarm situation
A method for validating an alarm situation in a home includes determining by a processing unit of an alarm situation on the basis of data received from the home...
US-1,032,7090 Distance rendering method for audio signal and apparatus for outputting audio signal using same
Disclosed are a distance rendering method used for audio signal output and an audio signal output apparatus using the same. The distance rendering method...
US-1,032,6918 Head-unit and system for interactive transmission of video and audio signals
The invention relates to a device (1) for recording and transmitting image and audio data, comprising: a head mounting (1a), wherein the head mounting (1a)...
US-1,032,6869 Enabling voice control of telephone device
A system capable of connecting a device to a Public Switched Telephone Network (PSTN) using an adapter. The device may send audio data via a data network to a...
US-1,032,5614 Voice-based realtime audio attenuation
An example implementation may involve driving an audio output module of a wearable device with a first audio signal and then receiving, via at least one...
US-1,032,4536 User interface control in portable system
This document discloses a portable system comprising a physical activity monitoring device comprising: a wireless proximity detection module configured to...
US-1,032,0779 Bio leash for user authentication
Systems and methods for electronically leashing a user to a mobile device. A user is authenticated on the mobile device and initial sensor data (e.g., radio...
US-1,031,7180 Arrow nock with remotely activated audio transducer
A tracking system for locating arrows used in bow-and-arrow hunting is disclosed. The tracking system comprises a hand-held transmitter operated by a user and a...
US-1,031,1894 System and method for locating mobile noise source
In a system for locating a mobile noise source, a sound sensing device catches a sound wave of a mobile noise source within a specified area for a specified...
US-1,031,1892 Apparatus and method for encoding or decoding audio signal with intelligent gap filling in the spectral domain
An apparatus for decoding an encoded audio signal, includes a spectral domain audio decoder for generating a first decoded representation of a first set of...
US-1,031,1890 Estimation of background noise in audio signals
The invention relates to a background noise estimator and a method therein, for supporting sound activity detection in an audio signal segment. The method...
US-1,031,1889 Audio signal processing for noise reduction
A headphone, headphone system, and speech enhancing method is provided to enhance speech pick-up from the user of a headphone and includes receiving a plurality...
US-1,031,1886 Resampling output signals of QMF based audio codecs
An apparatus for processing an audio signal includes a configurable first audio signal processor for processing the audio signal in accordance with different...
US-1,031,1885 Method and apparatus for recovering lost frames
A method for recovering a lost frame in a received audio signal includes: obtaining an initial high-frequency band signal of a current lost frame in the...
US-1,031,1884 Advanced quantizer
The present document relates an audio encoding and decoding system (referred to as an audio codec system). In particular, the present document relates to a...
US-1,031,1883 Transient detection with hangover indicator for encoding an audio signal
A transient detector (100) analyzes (110) a given frame n of the input audio signal to determine, based on audio signal characteristics of the given frame n, a...
US-1,031,1881 Determining the inter-channel time difference of a multi-channel audio signal
Disclosed methods and apparatuses determine an inter-channel time difference of a multi-channel audio signal by determining a set of local maxima of a...
US-1,031,1880 System for perceived enhancement and restoration of compressed audio signals
A system for processing compressed audio includes a signal enhancer module configured to generate one or more signal treatments. The one or more signal...
US-1,031,1879 Audio signal coding apparatus, audio signal decoding apparatus, audio signal coding method, and audio signal...
An audio signal coding apparatus includes a time-frequency transformer that outputs sub-band spectra from an input signal; a sub-band energy quantizer; a...
US-1,031,1876 Server side hotwording
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for detecting hotwords using a server. One of the methods...
US-1,031,1874 Methods and systems for voice-based programming of a voice-controlled device
A method for voice-based programming of a voice-controlled device includes executing, by a voice-controlled device, an application for recognizing spoken...
US-1,031,0079 Presence detection using wireless signals confirmed with ultrasound and/or audio
A method includes receiving, by a first wireless device, first data indicative of channel properties of a first communication link between the first wireless...
US-1,030,7087 System for training spatial cognition, memory and spatiomotor coordination through drawing
A method for improving subject's spatial cognition and spatial memory includes presenting spatial information to the person through non-visual means,...
US-1,030,6396 Collaborative personalization of head-related transfer function
An improved methodology for binaural rendering of audio signals that are perceived by a user to originate from a real-world spatial location is disclosed....
US-1,030,6393 Method and device for rendering an audio soundfield representation
The invention discloses rendering sound field signals, such as Higher-Order Ambisonics (HOA), for arbitrary loudspeaker setups, where the rendering results in...
US-1,030,6392 Content-adaptive surround sound virtualization
Example embodiments disclosed herein relate to content-adaptive surround sound virtualization. A method of virtualizing surround sound is disclosed. The method...
US-1,030,6390 Audio processing apparatus for processing audio and audio processing method
A level detection unit detects a level of an audio signal. A level control unit controls the level of the audio signal according to a gain. A gain control unit...
US-1,030,6389 Head wearable acoustic system with noise canceling microphone geometry apparatuses and methods
Systems and methods are described to extract desired audio from an apparatus that is worn on a user's head. The apparatus includes a head wearable device. A...
US-1,030,6388 Modular headrest-based audio system
An automobile audio system includes a signal processor configured to receive and process audio signals from a source and provide processed audio signals to an...
US-1,030,6387 Audio connector and circuitry
A device (10) for connection to an audio accessory (20) comprising: a jack socket (14) for connection to a jack plug (25) of the audio accessory (20), a ground...
US-1,030,6366 Audio system, audio device, and audio signal playback method
Provided is an audio device, including: at least one processor; and at least one memory device that stores a plurality of instructions, which when executed by...
US-1,030,6365 Playback device pairing
Technology for grouping, consolidating, and pairing individual playback devices with network capability (players) to stimulate a multi-channel listening...
US-1,030,6363 Dynamic master assignment in distributed wireless audio system for thermal and power mitigation
A method for operating a distributed wireless audio system including several loudspeaker cabinets all of which can communicate with each other as part of a...
US-1,030,6358 Sound system
A calculation unit for a sound system includes an input terminal, a processor and an output terminal. The input terminal has the purpose to receive an audio...
US-1,030,6355 Orientation free handsfree device
Methods, apparatuses, and computer program products are provided to indicate or automatically configure headphone channel orientation based on a physical...
US-1,030,6351 Portable sound device
A portable sound device includes: a main body having an audio output unit holder; an audio output unit detachably mountable in the audio output unit holder and...
US-1,030,6347 Audio reproduction device
Provided is a sound reproduction device including: speakers; light emitting elements provided to a part of each of the speakers, or in a vicinity of each of the...
US-1,030,6332 Use of audio signals to provide interactive content to end users via smart devices
Various arrangements for providing interactive content to viewers of television programming are presented. A television service provider system may supplement...
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