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Searching: audio signal





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Patent # Description
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...
US-9,395,789 Broadcast reception mobile terminal
There is provided a broadcast reception mobile terminal capable of improving both electric power saving and user-friendliness includes a broadcast reception...
US-9,395,350 Gem tester
A gem tester for testing a gem under test and a kit including a horizontal recharging stand are disclosed. In one embodiment of the gem tester, an elongated...
US-9,395,277 Self-adjusting audio detection of medium jam
A method of indicating a medium misfeed along a medium transport path comprising one or more rollers for conveying the medium along the medium transport path; a...
US-9,394,138 Method and system for dampening noise or vibration using a motor
A system for active control of noise and/or vibration includes an electric machine; at least one sensor for sensing at least one of noise and vibration in the...
US-9,393,699 Methods and systems for wireless control of a robotic device
Methods and systems for wireless control of robotic devices are described herein. As one example of implementing wireless control of a robot, a computing device...
US-9,393,689 Robot cleaning system and method for charging the same
A robot cleaning system includes a robot cleaner comprising a sensor for receiving a specific signal sound, a rechargeable battery, and a control unit; and a...
US-9,393,490 Simulation based on audio signals
Embodiments of the present invention disclose an apparatus, a method, and a computer program product for coordinating sensations of sound and gas flow based on...
US-9,393,413 Feedback gating of an energy signal for neural stimulation
A system and method are described for generating electrode stimulation signals for electrode contacts in a cochlear implant electrode array. An input audio...
US-9,393,412 Multi-channel object-oriented audio bitstream processor for cochlear implants
An audio-cochlear implant processor device for a hearing impaired listener is described. An input signal decoder decodes an audio input data signal into a...
US-9,392,390 Method of applying a combined or hybrid sound-field control strategy
A method of applying a combined control strategy for the reproduction of multichannel audio signals in two or more sound zones, the method comprising deriving a...
US-9,392,386 Audio signal adjustment for mobile phone based public addressing system
Systems are described for managing audio in a public addressing (PA) system, the system comprising a host configured to generate an adjustment request; and a...
US-9,392,384 Integrated speech processor headpiece
An integrated headpiece for a cochlear implant system includes a microphone for outputting an audio signal; signal processing electronics for processing the...
US-9,392,382 Magnet arrangement for bone conduction hearing implant
An implantable magnetic transducer arrangement is described for a hearing implant in a recipient patient. An implant housing hermetically encapsulates an...
US-9,392,364 Virtual microphone for adaptive noise cancellation in personal audio devices
A processing circuit may implement an adaptive filter having a response that generates an anti-noise signal from a reference microphone signal, one or more...
US-9,392,363 Audio scene mapping apparatus
An apparatus comprising: at least one processor and at least one memory including computer code for one or more programs, the at least one memory and the...
US-9,392,359 Variable directivity electret condenser microphone
Provided is a variable directivity electret condenser microphone that can simplify a circuit configuration, and outputs an audio signal in a balanced manner,...
US-9,392,355 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-9,392,344 Audio/video identification watermarking
The invention is directed to marking audio/video (A/V) signals for use in tracing content to a source. An ID controller captures an A/V synchronization...
US-9,392,224 Multipoint connection apparatus and communication system
A multipoint connection apparatus (200) includes a video/audio-signal receiving unit (201) that receives video/audio signals from video/audio terminals (100); a...
US-9,391,726 Wireless satellite digital audio radio service (SDARS) head unit with portable subscription and cell phone...
A system and method for automated activation of a radio, or content receiver, used to receive subscription radio services such as XM or Sirius radio. A wireless...
US-9,391,580 Ambient audio injection
An exemplary system comprises a device including a memory with an audio injection application installed thereon. The application comprises an equalizer module...
US-9,391,579 Dynamic compensation of audio signals for improved perceived spectral imbalances
An input audio signal is equalized to form an output audio signal on the basis of an intended listening sound pressure level, the output capabilities of a...
US-9,391,576 Enhancement of dynamic range of audio signal path
In accordance with embodiments of the present disclosure, an apparatus for providing an output signal to an audio transducer may include an analog signal path...
US-9,391,575 Adaptive loudness control
Loudness control is performed by estimating the energy and loudness of an audio signal. Loudness of the audio signal is determined by decomposing the audio...
US-9,390,729 Method and apparatus for performing voice activity detection
A voice activity detection (VAD) apparatus configured to provide a voice activity detection decision for an input audio signal. The VAD apparatus includes a...
US-9,390,727 Detecting distorted audio signals based on audio fingerprinting
An audio identification system generates a probe audio fingerprint of an audio signal and determines amount of pitch shifting in the audio signal based on...
US-9,390,725 Systems and methods for noise reduction using speech recognition and speech synthesis
The present disclosure describes a system (100) for reducing background noise from a speech audio signal generated by a user. The system (100) includes a user...
US-9,390,723 Efficient dereverberation in networked audio systems
Features are disclosed for performing efficient dereverberation of speech signals captured with single- and multi-channel sensors in networked audio systems....
US-9,390,718 Audio signal restoration device and audio signal restoration method
A sound source generating unit 101 generates from a narrowband audio signal not passing through noise suppression a sound source signal including a fine...
US-9,390,717 Encoding device and method, decoding device and method, and program
The present technology relates to an encoding device and method, a decoding device and method, and a program that enable audio of a high audio quality to be...
US-9,390,713 Systems and methods for filtering sound in a defined space
Methods and systems are provided for filtering sound. A position sensor determines positions of a plurality of occupants in a defined space. Multiple...
US-9,390,612 Using audio signals in personal emergency response systems
A personal emergency response (PER) device may include an audio sensor that is used to enhance the operation of the PER device. The audio sensor may obtain...
US-9,390,167 System and methods for continuous audio matching
The present invention relates to the continuous monitoring of an audio signal and identification of audio items within an audio signal. The technology disclosed...
US-9,389,829 Spatial user interface for audio system
A system, apparatus, and method for generating a spatial user interface for an application, system or device. The user interface includes a means of...
US-9,389,828 Method for processing on mobile device audio signals of remotely executed applications
A method and computer program product for running a remote desktop application on a mobile device without audio interference from the other desktop...
US-9,389,308 Proximity detection via audio
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for detecting ambient audio, generating audio data based on...
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