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Searching: audio signal





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Patent # Description
US-1,009,1575 Method and system for obtaining an audio signal
A method and system for obtaining an audio signal. In one embodiment, the method comprises receiving a first sound signal at a first microphone arranged at a...
US-1,009,1574 Method and apparatus for delivering audio signals and providing hearing protection during medical imaging
A pneumatic audio system which is compatible with use within an MRI environment is disclosed. The system has an audio transducer including a housing having a...
US-1,009,1569 Smart microphone devices, systems, apparatuses, and methods
Examples described herein relate to systems, apparatuses, and methods for a microphone device that includes a microphone configured to output sound data...
US-1,009,1568 Portable speaker assembly
A portable speaker assembly includes a first shell that may insertably receive an electronic device. The first shell is comprised of a rigid material to protect...
US-1,009,1347 Relaying device, audio communication system, and relaying method of audio signal
[Problem] To provide an audio communication system in which a relaying device is connected to communication devices via a communication network, the...
US-1,009,1343 Mobile device and method for determining its context
According to a first aspect of the present disclosure, a mobile device is provided, comprising: a motion sensor configured to detect one or more movements of...
US-1,009,0943 System and method for aligning a radio using an automated audio guide
A method and system are provided. The method includes receiving a signal strength corresponding to a long range wireless link established between a first...
US-1,009,0819 Signal processor for loudspeaker systems for enhanced perception of lower frequency output
A signal processing system for controlling a lower frequency acoustic range of an acoustic output of a loudspeaker system. The system includes an input to...
US-1,009,0817 System and method for leveling loudness variation in an audio signal
Systems and methods for leveling loudness variation in an audio signal are described. Embodiments use both a perceptual leveling algorithm and a standards-based...
US-1,009,0005 Analog voice activity detection
According to some embodiments, an analog processing portion may receive an audio signal from a microphone. The analog processing portion may then convert the...
US-1,009,0004 Signal classifying method and device, and audio encoding method and device using same
The present invention relates to an audio encoding and, more particularly, to a signal classifying method and device, and an audio encoding method and device...
US-1,009,0003 Method and apparatus for classifying an audio signal based on frequency spectrum fluctuation
An audio signal classification method and apparatus, where the method includes determining, according to voice activity of a current audio frame, whether to...
US-1,009,0000 Efficient echo cancellation using transfer function estimation
Technical solutions are described for acoustic echo cancellation. An example method includes computing, by a beamformer, a plurality of updated beamformer...
US-1,008,9999 Frequency domain noise detection of audio with tone parameter
A noise detection method and apparatus are disclosed. The noise detection method includes: obtaining a frequency-domain energy distribution parameter of a...
US-1,008,9998 Method and apparatus for processing audio signals in a multi-microphone system
An electronic device includes a plurality of microphones, each pair of microphones in the plurality of microphones being a respective distance from one another....
US-1,008,9997 Method for predicting high frequency band signal, encoding device, and decoding device
An audio signal decoding method includes: obtaining mode information of a high frequency band signal of an audio signal and indices of a low frequency band...
US-1,008,9996 Signal processing apparatus, signal processing method, and program
The present technology relates to a signal processing apparatus, a signal processing method, and a program by which, in reproducing transmitted encoded data in...
US-1,008,9993 Apparatus and method for comfort noise generation mode selection
An apparatus for encoding audio information is provided. The apparatus for encoding audio information includes a selector for selecting a comfort noise...
US-1,008,9990 Audio object separation from mixture signal using object-specific time/frequency resolutions
An audio decoder is proposed for decoding a multi-object audio signal including a downmix signal X and side information PSI. The side information includes...
US-1,008,9987 Music detection and identification
A sensor processing unit comprises a microphone and a sensor processor. The sensor processor is coupled with the microphone. The sensor processor is configured...
US-1,008,9974 Speech recognition and text-to-speech learning system
An example text-to-speech learning system performs a method for generating a pronunciation sequence conversion model. The method includes generating a first...
US-1,008,9972 Noise reduction method and apparatus, and mobile terminal
Embodiments of the present disclosure provide a noise reduction method, the method includes: obtaining an acceleration signal of a mobile terminal when an audio...
US-1,008,9845 System and method of detecting and analyzing a threat in a confined environment
A system and method of detecting and analyzing a threat in a confined environment is disclosed. An audio board detects and analyzes audio signals. A RF board...
US-1,008,9578 Automatic prediction of acoustic attributes from an audio signal
A system, method and computer product for predicting a content attribute are provided by collecting labeled media objects labeled with one or more attributes,...
US-1,008,9067 Context based identification of non-relevant verbal communications
A computer-implemented method includes identifying a first set of utterances from a plurality of utterances. The plurality of utterances is associated with a...
US-1,008,9066 Electronic apparatus and audio output apparatus composing audio output system, and control method thereof
An electronic apparatus of an audio output system is provided. The electronic apparatus includes: a first communicator configured to transmit a first radio...
US-1,008,9064 Audio systems and related devices and methods
An audio playback device includes a housing, an electroacoustic driver, and a wireless receiver capable of receiving first and second signals from respective...
US-1,008,9063 Multimedia device for processing spatialized audio based on movement
In a particular aspect, a multimedia device includes one or more sensors configured to generate first sensor data and second sensor data. The first sensor data...
US-1,008,5108 Method for visualizing the directional sound activity of a multichannel audio signal
A method for visualizing a directional sound activity of a multichannel audio signal, wherein the multichannel audio signal comprises time-dependent input audio...
US-1,008,5104 Renderer controlled spatial upmix
An audio decoder device for decoding a compressed input audio signal having at least one core decoder having one or more processors for generating a processor...
US-1,008,5101 Systems and methods for determining microphone position
A method for determining a relative position of a microphone may include capturing speech audio from a user's mouth with the microphone so that the microphone...
US-1,008,5100 Electronic device charging via an audio jack
An electronic device may comprise audio processing circuitry and a first connector having a first contact and a second contact. In a first mode of operation,...
US-1,008,5086 Resonance damping for audio transducer systems
An apparatus comprising: an audio transducer configured to at least one of: generate sound upon receiving an audio signal provided by the apparatus; and convert...
US-1,008,5083 Wireless headset carrying case with digital audio output port
A case for a portable wireless listening device (e.g., a pair of wireless earbuds) is configured to house a pair of wireless earbuds and charge the earbuds when...
US-1,008,4991 Communication apparatus and method for receiving an inbound videophone call notice while displaying digital...
A videophone system includes a processor which selectively sets a television (TV) broadcast program viewing function mode and videophone function mode in...
US-1,008,4704 Apparatus, systems and methods for packet based transmission of multiple data signals
Apparatus, systems and methods for receiving one or more input signals and providing output signals in various video, audio, data and mixed formats are...
US-1,008,4560 Wireless sound transmission system and method
A method for providing sound to at least one user, in which audio signals are captured and transformed into audio data that is transmitted to at least one...
US-1,008,4554 System and method for testing a radio frequency transceiver by controlling test flow via an induced interrupt
System and method for controlling test flow of a radio frequency (RF) signal transceiver device under test (DUT) by inducing an interrupt via an internal signal...
US-1,008,4475 Low bit rate signal coder and decoder
An improved mixed oscillator-and-external excitation model and methods for estimating the model parameters, for evaluating model quality, and for combining it...
US-1,008,3706 Harmonicity-dependent controlling of a harmonic filter tool
The coding efficiency of an audio codec using a controllable--switchable or even adjustable--harmonic filter tool is improved by performing the ...
US-1,008,3705 Discrimination and attenuation of pre echoes in a digital audio signal
A method for discriminating and attenuating pre-echo in a digital audio signal and generated from transform coding. The method includes the following acts in...
US-1,008,3703 Frequency domain pitch period based encoding and decoding in accordance with magnitude and amplitude criteria
A frequency-domain sample interval corresponding to a time-domain pitch period L corresponding to a time-domain pitch period code of an audio signal in a given...
US-1,008,3702 Enhancing perception of frequency-lowered speech
Among other things, a sound processing device system is disclosed to assist a hearing-impaired human listener recognize speech sounds or phonemes. The device...
US-1,008,3687 Method and apparatus for identifying acoustic background environments based on time and speed to enhance...
Disclosed are systems, methods, and computer readable media for identifying an acoustic environment of a caller. The method embodiment comprises analyzing...
US-1,008,3682 Content data generating device, content data generating method, sound signal generating device and sound signal...
A content data generating device includes a first storage configured to store content data including at least either video information or audio information, a...
US-1,008,3679 Device for controlling at least one audio or video signal with the display of information, corresponding...
The invention has for object a device for controlling (2) at least one audio or video signal comprising: means for controlling mounted mobile in rotation...
US-1,008,3598 Alert system for MRI technologist and caregiver
An alert system for providing the capability for a care giver or technologist in a medical procedure room such as the magnet room of an MRI installation to send...
US-1,008,3558 Security and public safety application for a mobile device with audio/video analytics and access control...
An access control system utilizes authorized users' mobile electronic devices for transmitting biometric identifiers in combination with using an access card,...
US-1,008,3101 Computer status diagnosis chip and computer status diagnosis system including the same
A computer status diagnosis chip and a computer status diagnosis system including the same are provided. The chip is connected with the computer chip set and...
US-1,008,3001 Audio signal processor
An audio signal processor generating an analog audio signal with directional characteristic from at least two 1-bit audio signals of digital microphones...
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