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Searching: audio signal





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Patent # Description
US-9,432,790 Real-time sound propagation for dynamic sources
Described herein are techniques pertaining to real-time propagation of an arbitrary audio signal in a fixed virtual environment with dynamic audio sources and...
US-9,432,785 Error correction for ultrasonic audio systems
Systems and methods for removing or reducing distortion in an ultrasonic audio system can include receiving a first audio signal, wherein the first audio signal...
US-9,432,777 Hearing device with brainwave dependent audio processing
A hearing device is adapted to be arranged on or at least partly implanted in an individual's head and comprises: an input unit providing an input audio signal;...
US-9,432,772 Methods and apparatus for porting loudspeakers to an earpiece
A hand-held electronic device includes an earpiece, a first speaker having a first primary audio output ported to the earpiece, a second speaker having a second...
US-9,432,771 Systems and methods for protecting a speaker from overexcursion
In accordance with embodiments of the present disclosure, a system may include a controller configured to be coupled to an audio speaker. The controller may be...
US-9,432,770 Method and device for localizing sound sources placed within a sound environment comprising ambient noise
A method for localizing one or more sound sources of interest placed within a sound environment comprising ambient noise by estimating the directions of arrival...
US-9,432,769 Method and system for beam selection in microphone array beamformers
Embodiments of systems and methods are described for determining which of a plurality of beamformed audio signals to select for signal processing. In some...
US-9,432,768 Beam forming for a wearable computer
A wearable computer is configured to use beamforming techniques to isolate a user's speech from extraneous audio signals occurring within a physical...
US-9,432,766 Audio processing device comprising artifact reduction
An improved scheme for identifying and removing musical noise in an audio processing device can be achieved in an audio processing device that includes an...
US-9,432,758 Electronic coaster
An electronic coaster is configured to respond to pressure and sound. The electronic coaster contains a case that includes a flexible top. The flexible top is...
US-9,432,618 Television receiver with a TV phone function
A videophone system includes a processor which selectively sets a television (TV) broadcast program viewing function mode and videophone function mode in...
US-9,432,555 System and method for AV sync correction by remote sensing
Method and system for measuring audio video synchronization. This is done by having a remote sensing station to measure and process the audio and images from a...
US-9,432,219 Voice energy collision back-off
A device may perform audio signal collision detection configured to receive first audio information from a first device and receive second audio information...
US-9,432,069 Audio mixing console
An audio mixing console can process at least one audio signal. The audio mixing console includes a main housing with a plurality of outer surfaces. The audio...
US-9,431,987 Sound synthesis with fixed partition size convolution of audio signals
A method for convolving an input signal with an impulse response function, the impulse response function being partitioned into a plurality of time segments of...
US-9,431,986 Sound processing apparatus and sound processing method
A sound processing apparatus includes an information acquisition unit which acquires control information including at least one of mode information for...
US-9,431,984 Acoustic apparatus
An acoustic apparatus includes a signal processor configured to generate an analog audio signal based on a digital audio signal. The digital audio signal...
US-9,431,982 Loudness learning and balancing system
A loudness learning and balancing system for one or more audio channels. The system learns user volume preferences from manual interventions, providing...
US-9,431,979 Method and apparatus for emulating sound
A method of emulating a sound of an audio apparatus by using a sound emulation apparatus includes obtaining k past samples (where k is a natural number that is...
US-9,431,030 Method of detecting a predetermined frequency band in an audio data signal, detection device and computer...
A method is provided for detecting a predetermined frequency band in an audio data signal which has previously been coded according to a succession of data...
US-9,431,029 Method for detecting voice section from time-space by using audio and video information and apparatus thereof
The present invention relates to a method for detecting a voice section in time-space by using audio and video information. According to an embodiment of the...
US-9,431,026 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-9,431,025 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-9,431,024 Method and apparatus for detecting noise of audio signals
A method and an apparatus for detecting noise of audio signals are provided. The method includes steps of converting an audio signal into a plurality of audio...
US-9,431,021 Device grouping for audio based interactivity
Techniques are described for grouping multiple computing devices into a device set to enable shared audio functionality, or other types of shared functionality,...
US-9,430,931 Determining user location with remote controller
An audio device may be configured to work in conjunction with a handheld remote controller to receive voice commands from a user. The audio device may have...
US-9,430,927 Environmental detection sound system
An environmental detection sound system includes a wireless communications unit, a system chip wirelessly communicating to an external operation device; an...
US-9,430,185 Loudness level control for audio reception and decoding equipment
The application discusses a computer implemented method and apparatus for performing audio equalization in an audio receiver device, such as an integrated...
US-9,429,980 Flexible clocking for audio sample rate converter in a USB system
A processor according to embodiments comprises an on-board sample rate converter for converting a source audio signal that is sampled at a first sampling rate...
US-9,426,614 Location and time specific mobile participation platform
A mobile participation platform enables a wireless network operator or third party to solicit response data related to a specific time and location specific...
US-9,426,600 Audio precompensation controller design with pairwise loudspeaker channel similarity
A method for determining an audio precompensation controller for an associated sound generating system comprising a total of N.gtoreq.2 loudspeakers, each...
US-9,426,599 Method and apparatus for personalized audio virtualization
A method and apparatus may be used to perform personalized audio virtualization. The apparatus may include a speaker, a headphone (over-the-ear, on-ear, or...
US-9,426,597 Method and system for playing back an audio signal
The method of playing back a multichannel audio signal via a playback device comprises a plurality of loudspeakers arranged at fixed locations of the device and...
US-9,426,596 Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue
The present research relates to controlling rendering of multi-object or multi-channel audio signals. The present research provides a method and apparatus for...
US-9,426,595 Signal processing apparatus, signal processing method, and storage medium
A signal processing apparatus includes a low-pass-filter processing unit configured to perform processing for limiting a band of an input audio signal on the...
US-9,426,592 Audio clipping detection
Methods and systems for detecting the presence and frequency of clipping in an audio signal are provided. A clipping detection algorithm detects the presence of...
US-9,426,582 Automatic real-time hearing aid fitting based on auditory evoked potentials evoked by natural sound signals
The application relates to a hearing aid comprising at least one electrode located at a surface of a housing of the hearing aid to allow said electrodes to...
US-9,426,574 Automatic audio source switching
A method for automatically switching an audio source includes the steps of receiving an audio signal from a video display device, and receiving a digital audio...
US-9,426,570 Audio processing device and method
An audio processing device includes a setting section that sets a reproduction sampling frequency F.sub.play and a recording sampling frequency F.sub.rec higher...
US-9,426,569 Audio signal bandwidth to codec bandwidth analysis and response
The bandwidth of a codec is compared with a determined bandwidth of the output signal produced by the codec. If the bandwidths match, then an audio profile of...
US-9,426,564 Audio processing device, method and program
An audio processing device including a factorization unit which factorizes frequency information obtained by performing time-frequency transformation on an...
US-9,426,562 Passive group delay beam forming
A loudspeaker array and methods for generating sound in an arc pattern. The loudspeaker array includes a plurality of loudspeakers. A delay network is included,...
US-9,426,556 Headphones with increased security and triple function with adaptable equalization
Enhanced safety headphones for listening to audio and music, wherein the wearer decides the degree of sound isolation desired, i.e. audio via bone conduction...
US-9,426,536 Systems, methods and computer readable media for instant multi-channel video content browsing in digital video...
Techniques for delivery and presentation/display of audio-visual signals over electronic communications network channels are disclosed herein. In an exemplary...
US-9,426,424 Requesting emergency services via remote control
A method and system for contacting emergency service providers may allow using a remote control (RC) at a multimedia content distribution network (MCDN) client...
US-9,426,422 Multi-display video conferencing
Disclosed are a system comprising a computer-readable storage medium storing at least one program, and a computer-implemented method for facilitating...
US-9,426,411 Method and apparatus for generating summarized information, and server for the same
The present invention relates to automatic summarization so as to recognize entire contents of multimedia data. A method of generating summarized information...
US-9,426,300 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-9,426,271 Mobile electronic device capable of switching user interfaces and method thereof
A mobile electronic device includes a storage unit, a display module, an audio speaker module, a sound receiving module and a control unit. The storage unit is...
US-9,425,747 System and method of reducing power consumption for audio playback
A system and method of improving the efficiency in the power consumption of an audio system. In essence, the technique is to adjust the power delivered from the...
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