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Searching: audio signal





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Patent # Description
US-9,401,996 Synchronizing audio signal sampling in a wireless, digital audio conferencing system
A digital audio conferencing system has a fixed base station that is in communication with a far end (R.E.) system over a communication network. The base...
US-9,401,816 Protection ring in an automotive network
A system and method to provide a protection ring in an Audio Visual Bridging (AVB) network is provided. The method includes the steps of monitoring a first...
US-9,401,730 Two way radio and peripheral devices
A two way radio includes a first push to talk button and a second push to talk button. The first push to talk button is configured to cause transmission of a...
US-9,401,686 Volume control assembly
A volume control assembly includes a housing that may be positioned proximate an external electronic device. A processor is coupled to the housing. A loud...
US-9,401,685 Systems and methods for adjusting automatic gain control
Automatic gain control systems disclosed herein can incorporate a confidence metric that can estimate the accuracy of gain adjustments calculated by an...
US-9,401,154 Systems and methods for recognizing sound and music signals in high noise and distortion
A method for recognizing an audio sample locates an audio file that closely matches the audio sample from a database indexing a large set of original...
US-9,401,153 Multi-mode audio recognition and auxiliary data encoding and decoding
Audio signal processing enhances audio watermark embedding and detecting processes. Audio signal processes include audio classification and adapting watermark...
US-9,401,152 System for maintaining reversible dynamic range control information associated with parametric audio coders
On the basis of a bitstream (P), an n-channel audio signal (X) is reconstructed by deriving an m-channel core signal (Y) and multichannel coding parameters...
US-9,401,151 Parametric encoder for encoding a multi-channel audio signal
The invention relates to a parametric audio encoder, comprising a parameter generator, the parameter generator being configured to determine a first set of...
US-9,401,150 Systems and methods to detect lost audio frames from a continuous audio signal
A method to detect audio frame losses over a link to a device under test (DUT), such as a User Equipment (UE), includes preparing an input sequence, combining...
US-9,401,149 Image display apparatus and method of controlling the same
Provided are an image display apparatus and a method of controlling the same. The image display apparatus enabling voice recognition includes: a first voice...
US-9,401,144 Voice gestures
A voice gesture is determined from characteristics of an audio signal based on sound uttered by a user. The voice gesture may represent a command or parameters...
US-9,401,140 Unsupervised acoustic model training
An unsupervised acoustic modeling service for speech recognition is disclosed. A computing device may be present in a listening zone, such as a household or...
US-9,400,630 Systems and methods for enhanced speech recognition interface on mobile device
Certain implementations of the disclosed technology include systems and methods for an enhanced speech recognition interface. According to an example...
US-9,398,856 Thermal imaging system
Support structures for positioning sensors on a physiologic tunnel for measuring physical, chemical and biological parameters of the body and to produce an...
US-9,398,790 Personal recording necklace and pendant system
A discreet personal recording necklace and pendant system for recording an audio signal for playback is suspended around a neck of a user. The system features a...
US-RE46,082 Method and apparatus for low bit rate encoding and decoding
An apparatus and method of low bit rate encoding and reproducing. The method includes transforming input audio signals in a time domain into spectral signals in...
US-9,398,670 Remotely controlled holiday lighting and sound system
A remotely controlled holiday lighting and sound system provides a remotely controlled and decorated control module that integrates into a holiday symbol, such...
US-9,398,620 Simultaneous voice and audio traffic between two devices on a wireless personal-area network
A wireless personal-area network (PAN) communication system includes a first device configured to simultaneously transmit a digitized stereo audio signal to and...
US-9,398,394 System and method for stereo field enhancement in two-channel audio systems
The present invention provides methods and systems for digitally processing audio signals in two-channel audio systems and/or applications. In particular, the...
US-9,398,391 Stereo widening over arbitrarily-configured loudspeakers
A system and method are disclosed for effective and simple stereo widening over arbitrarily-configured speakers and its real-time implementation. According to...
US-9,398,388 Method and circuit for testing an audio high-frequency loudspeaker being part of a loudspeaker system
The present invention relates to a method and a circuit for testing a tweeter. The tweeter is part of a loudspeaker system. The method includes the steps of:...
US-9,398,382 Auditory prosthesis stimulation rate as a multiple of intrinsic oscillation
A method is described for generating electrical stimulation signals for stimulation contacts in an auditory implant system. Characteristic feature periods are...
US-9,398,381 Hearing instrument
An audio system includes a headset and a portable computing device. The headset includes a first speaker and a first microphone, a second speaker, a second...
US-9,398,374 Systems and methods for nonlinear echo cancellation
In accordance with embodiments of the present disclosure, an audio processing circuit for use in an audio device may perform non-linear acoustic echo...
US-9,398,372 Operation device, reproduction system, operation method of operation device and program
The DJ controller 10 has a load operation member 82 that loads audio signals to each channel, a synchronization button 84 that realizes a beat synchronization...
US-9,398,367 Suspending noise cancellation using keyword spotting
Aspects of the disclosure provide suspension of noise cancellation at a noise-cancelling device using keyword spotting. In one aspect, a predetermined word or...
US-9,398,366 Handset and headset
Thus there is provided an earphone or headset comprising a housing, an internal microphone, an external microphone and a signal processing unit. The signal...
US-9,398,363 Neckband-type earphone
[Problem] The purpose of the present invention is to provide a neckband-type earphone that can be worn for a long time without subjecting the wearer to...
US-9,398,361 Headset system with user-configurable function button
A headset providing audio input and output for a mobile device includes a microphone and speaker. An RF transceiver performs wireless communication with the...
US-9,398,360 Audio extension module
Provided is an audio extension module including: a body that is configured to include a first cover that is covered with an image display device and a second...
US-9,398,341 Apparatus and method for processing an interactive service
A method of processing an interactive service and an apparatus thereof are disclosed. The present invention includes receiving uncompressed audio content or...
US-9,398,294 Audio or video encoder, audio or video decoder and related methods for processing multi-channel audio or video...
An encoder/decoder is based on a combination of two audio or video channels to obtain a first combination signal as a mid-signal and a residual signal derivable...
US-9,398,160 Method and communication terminal for providing VoIP
The invention relates to a method for providing Voice over IP (VoIP) in a communication system with a number of terminals operating with VoIP, between which a...
US-9,398,129 T-coil enhanced smartphone
A smart phone incorporating a T-coil unit is described. Selection between the output of the induction coil(s) of the unit and the analog output of the radio...
US-9,398,091 Methods for transporting digital media
A networked system is provided for transporting digital media packets, such as audio and video. The network includes network devices interconnected to send and...
US-9,397,771 Method and apparatus for encoding and decoding successive frames of an ambisonics representation of a 2- or...
Representations of spatial audio scenes using higher-order Ambisonics HOA technology typically require a large number of coefficients per time instant. This...
US-9,397,770 System and method for providing information lookup while buffering received content on a radio system
A system is disclosed for providing supplemental information to a user receiving a broadcast of audio information. A radio system is used for wirelessly...
US-9,397,683 Reduced digital audio sampling rates in digital audio processing chain
Reduced digital audio sampling rates are described in a digital audio processing chain. In one embodiment, an audio signal is received. A convolution operation...
US-9,397,630 Directional based audio response to an external environment emergency signal
An audio signal attenuation system and method for detecting an audio emergency warning signal (or alarm) in a vehicle in which an audio signal is being played....
US-9,397,629 System and method for digital signal processing
The present invention provides methods and systems for digital processing of an input audio signal. Specifically, the present invention includes a high pass...
US-9,396,762 Systems and methods for networked media synchronization
This disclosure illustrates systems and methods for generating synchronized audio output signals. The synchronization may be performed based on an audio...
US-9,396,740 Systems and methods for estimating pitch in audio signals based on symmetry characteristics independent of...
Pitch in audio signals may be estimated based on symmetry characteristics independent of harmonic amplitudes. A magnitude spectrum of an audio signal may be...
US-9,396,736 Audio encoder and decoder with multiple coding modes
In one embodiment, an audio decoder for decoding an audio bitstream is disclosed. The decoder includes a first decoding module adapted to operate in a first...
US-9,396,732 Hierarchical deccorelation of multichannel audio
Provided are methods, systems, and apparatus for hierarchical decorrelation of multichannel audio. A hierarchical decorrelation algorithm is designed to adapt...
US-9,396,731 Sound acquisition via the extraction of geometrical information from direction of arrival estimates
An apparatus for generating an audio output signal to simulate a recording of a virtual microphone at a configurable virtual position in an environment includes...
US-9,396,720 Electro-acoustic audio reverberation device
Disclosed is an audio reverberation apparatus. The audio reverberation apparatus interacts with or may include a mechanical or acoustic reverberation element....
US-9,396,714 Gravimeter-based musical-instrument swell, expression, or crescendo pedal
There is provided a swell or expression pedal for controlling swell shades of a pipe organ swell box or pipe chamber, audio level of a virtual pipe organ, or...
US-9,396,628 Electronic whistle sensor
An improved all electronic sensor to detect when a whistle emits an audio signal. The electronic sensor activates an additional function such as a light, or...
US-9,396,625 Alarm circuit
An alarm circuit includes an audio chip, a basic input and output system (BIOS), a platform controller hub (PCH), and a speaker unit. The audio chip is...
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