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Searching: audio signal





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Patent # Description
US-9,645,648 Audio computer system for interacting within a virtual reality environment
A computer system comprising a headset configured to sit on top of a user's head. The headset includes a microphone and a headset haptic device. The headset is...
US-9,643,007 Utilization of different loudness encoding schemes in cochlear implant systems
An exemplary sound processor included in a cochlear implant system associated with a patient may 1) identify a loudness level of an audio signal presented to...
US-9,641,157 Method and device for filtering during a change in an ARMA filter
A method and device are provided for filtering digital audio signals using at least one ARMA filter, particularly during a filter change. The method includes...
US-RE46,388 Audio coding/decoding method and apparatus using excess quantization information
There is provided an audio coding device which appropriately sets the quantization bit number by a small calculation amount in each stage when coding an input...
US-9,635,469 Automatic real-time hearing aid fitting based on auditory evoked potentials
A hearing aid includes at least one electrode located at a surface of a housing of the hearing aid to allow the electrodes to contact the skin of a user during...
US-9,635,466 Parametric in-ear impedance matching device
An ultrasonic audio transducer system includes an ultrasonic speaker. The ultrasonic speaker may be an electrostatic emitter, a piezoelectric emitter (single...
US-9,634,739 Wireless communication system and method thereof
The present invention relates to a wireless communication system and a method thereof. The wireless communication system comprises a signal encoding module for...
US-9,633,673 Accurate forward SNR estimation based on MMSE speech probability presence
Acoustic noise in an audio signal is reduced by calculating a speech probability presence (SPP) factor using minimum mean square error (MMSE). The SPP factor,...
US-9,633,663 Apparatus, method and computer program for avoiding clipping artefacts
An audio encoding apparatus includes an encoder for encoding a time segment of an input audio signal to be encoded to obtain a corresponding encoded signal...
US-9,633,661 Speech-responsive portable speaker
A portable music device may operate in response to user speech. In situations in which the music device is operating primarily from battery power, a...
US-9,633,646 Oversight control of an adaptive noise canceler in a personal audio device
A personal audio device, such as a wireless telephone, includes an adaptive noise canceling (ANC) circuit that adaptively generates an anti-noise signal from a...
US-9,632,747 Tracking recitation of text
For tracking a recitation of text, a method is disclosed that includes displaying, by use of a processor, a segment of text, receiving an audio signal, and...
US-9,632,586 Audio driver user interface
A method for an audio driver user interface comprising: capturing at least two audio signals (1 1, 14, 101); determining a trajectory of an audio source from...
US-9,628,913 Support stand and wireless speaker system for tablet computing device
A combination support stand and speaker system is provided for supporting a portable electronic device, such as a tablet computing device, a smart phone, or a...
US-9,628,912 Audio filters utilizing sine functions
A method of digitally filtering an audio signal using an adjusted audio filter. The adjusted audio filter is represented by an impulse response including a...
US-9,626,986 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-9,626,845 Providing information to a user through somatosensory feedback
A hearing device may provide hearing-to-touch sensory substitution as a therapeutic approach to deafness. Through use of signal processing on received signals,...
US-9,621,976 Glasses apparatus for watching display image
A glasses apparatus which works in conjunction with a display apparatus which operates in a multi-view mode to combine and output a plurality of contents. The...
US-9,620,148 Systems, vehicles, and methods for limiting speech-based access to an audio metadata database
Systems, vehicles, and methods for limiting speech-based access to an audio metadata database are described herein. Audio metadata databases described herein...
US-9,620,145 Context-dependent state tying using a neural network
The technology described herein can be embodied in a method that includes receiving an audio signal encoding a portion of an utterance, and providing, to a...
US-9,619,980 Systems and methods for generating haptic effects associated with audio signals
Systems and methods for generating haptic effects associated with audio signals are disclosed. One disclosed system for outputting haptic effects includes a...
US-9,619,201 Eyewear with detachable adjustable electronics module
A detachable adjustable electronics module may be removably or permanently connected to eyewear. The module may include electronics for processing audio and/or...
US-9,615,800 Evidence based interactive monitoring device and method
A method for issuing an alert which includes the following steps:--carry out an R analysis on two or more physiological variable inputs;--carry out an N...
US-9,615,191 Audio signal processing method for out-of-phase attenuation of shared enclosure volume loudspeaker systems and...
An audio signal processing apparatus configured to process a plurality of audio signals of a shared-volume stereo system is provided. The audio signal...
US-9,615,188 Sound stage controller for a near-field speaker-based audio system
Signals in an automobile audio system having at least two near-field speakers located close to an intended position of a listener's head are adjusted such that...
US-9,615,187 Audio signal verification for video/audio production equipment
Audio signal verification methods and apparatus for video/audio production equipment are disclosed. An audio signal and a video signal are input into production...
US-9,615,185 Dynamic sound adjustment
Among other things, one or more non-transitory machine-readable media storing instructions are described. The stored instructions are executable by one or more...
US-9,615,180 Sound processor apparatus with dual-mode earhook interface assembly
An exemplary sound processor apparatus includes 1) an earhook interface assembly that includes a plurality of contacts and that is configured to interchangeably...
US-9,615,175 Method of frequency assignment of a wireless radio transmission system and a wireless radio audio transmission...
There is provided a method of frequency assignment of wireless radio audio transmission systems having a plurality of wireless transmitters and at least one...
US-9,615,170 Approach for partially preserving music in the presence of intelligible speech
An audio processing system for a listening device includes an input device, a voice activity detector and a ratio-based attenuator. The input device is...
US-9,615,169 Digital communication system for loudspeakers
A communication system for communicating with at least one loudspeaker is described where the loudspeaker is connected to audio equipment over standard two-wire...
US-9,615,167 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 an unbalanced manner....
US-9,615,160 Earphone system with retractable cables
The earphone system with retractable cables includes a Y-shaped housing including a first earphone, a first cable winding take-up reel, a first cable connected...
US-9,615,055 Method, apparatus and system for incorporating voice or video communication into a television or compatible...
Voice or video communication is incorporated into a television or compatible audio capable visual display by routing a television signal through a communication...
US-9,614,970 Telephone conferencing apparatus
A telephone conferencing apparatus is disclosed. The apparatus utilizes Bluetooth or similar wireless data exchange technology to connect a mobile telephone to...
US-9,614,965 Electronic device and method for transmitting voice messages
A method of transmitting voice messages using a first electronic device includes receiving a phone number of a second electronic device using an input device of...
US-9,614,881 Methods and apparatus to monitor a media presentation
Methods and apparatus to monitor a media presentation are disclosed. An example apparatus includes a housing defining a sleeve dimensioned to receive a...
US-9,614,489 Sound producing system and audio amplifying method thereof
The invention provides one sound producing system including a speaker, a driving circuit and an audio controller. The speaker is used for producing an audible...
US-9,614,488 Information processing apparatus, method for processing information, and program
An information processing apparatus includes an audio processing unit that performs a predetermined process for an input audio signal, and a power saving...
US-9,614,486 Adaptive gain control
A gain control system is responsive to a user gain setting and to an effective signal level to calculate and adaptively vary an output gain to avoid output...
US-9,614,437 Switching regulator and control circuit and control method therefor
Disclosed are a switching regulator and a control circuit and a control method therefor. In one embodiment, a switching control signal with decreasing on time...
US-9,613,634 Control of acoustic echo canceller adaptive filter for speech enhancement
A method for cancelling/reducing acoustic echoes in speech/audio signal enhancement processing comprises using a received reference signal to excite an adaptive...
US-9,613,630 Apparatus for processing a signal and method thereof for determining an LPC coding degree based on reduction of...
An apparatus for processing a signal and method thereof are disclosed. The present invention includes receiving coding mode information indicating a speech...
US-9,613,628 Audio decoder for wind and microphone noise reduction in a microphone array system
An audio system encodes and decodes audio captured by a microphone array system in the presence of wind noise. The encoder encodes the audio signal in a way...
US-9,613,626 Audio device for recognizing key phrases and method thereof
An audio device and a method thereof are provided. The method is adopted by an audio device to detect a voice, wherein the audio device is coupled to a host...
US-9,613,622 Conversation management in a personal audio device
A personal audio device that detects speech provides for improved interaction with others. When speech is detected in a microphone output signal of a microphone...
US-9,613,615 Noise cancellation system, headset and electronic device
The present invention relates to a noise cancellation system, a headset and an electronic device. The noise cancellation system may include a loudspeaker, a...
US-9,613,611 Method and apparatus for noise cancellation in a wireless mobile device using an external headset
A method, system, and apparatus for noise cancelation is disclosed herein, which may be used in a wireless unit (WU) and a headset removably connected to the...
US-9,613,504 Hand carried alerting sound generator device
A method and device for generating alerting sounds and broadcasting the same into the interior of a building so that an occupant can be made aware of the...
US-9,613,351 Apparatus and method for commercial transactions using a communication device
An apparatus for effecting commercial transactions with a server using a transaction card via a communication device is provided. The apparatus includes a...
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