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Searching: audio signal





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Patent # Description
US-8,571,378 Image capturing apparatus and recording method
When setting of marking on recording data is performed, the marking is automatically performed at a suitable position corresponding to a status during image...
US-8,571,232 Apparatus and method for a complete audio signal
The present invention relates to an apparatus and method for redeeming otherwise closed and concealed information contained in audio signals. An active circuit...
US-8,571,231 Suppressing noise in an audio signal
An electronic device for suppressing noise in an audio signal is described. The electronic device includes a processor and instructions stored in memory. The...
US-8,571,226 Automatic polarity adaptation for ambient noise cancellation
A sound reproducing device has a loudspeaker arranged to produce sound from an audio signal provided by an audio signal source. A microphone is positioned to...
US-8,571,225 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, said tweeter being part of a loudspeaker system, wherein the method includes the...
US-8,571,192 Method and apparatus for improved matching of auditory space to visual space in video teleconferencing...
A method and apparatus for enabling an improved experience by better matching of the auditory space to the visual space in video viewing applications such as...
US-8,571,039 Encoding and decoding speech signals
A method and apparatus for transmitting an audio signal over a communication channel comprising encoding the audio signal with an encoder 204 using a first...
US-8,570,368 Wireless audio transmission system, receiver, video camera and audio mixer
A wireless audio transmission system includes: a transmitter having a microphone and a modulator-transmitter transmitting a radio wave modulated by an audio...
US-8,570,184 Method and system for controlling, guiding and warning
A method for guiding, controlling or warning people, particularly for controlling and guiding people to a desired route, e.g. an emergency exit, in a dangerous...
US-8,568,291 Bone conductive devices for improving hearing
A method is described for providing sound perception in a hearing impaired patient. An externally generated electrical audio stimulation signal is received in a...
US-8,568,238 System for remote game access
A system for allowing a user to remotely access a game includes: a game console; a remote console client configured to receive a game control signal; and a...
US-8,568,162 Mountable loudspeaker assemblies and clamps
Loudspeaker clamps and assemblies are disclosed which include base and mounting clamps having respectively engageable electrical connectors, wherein the...
US-8,566,857 Method, system and program product for broadcast advertising and other broadcast content performance...
A verification system that injects a inaudible identification code into a broadcast advertisement immediately prior to its radio frequency transmission is...
US-8,566,106 Method and device for fast algebraic codebook search in speech and audio coding
A method and device for searching an algebraic codebook during encoding of a sound signal, wherein the algebraic codebook comprises a set of codevectors formed...
US-8,566,105 Apparatus and method for encoding and decoding of audio data using a rounding off unit which eliminates...
A method and apparatus for encoding audio data and a method and apparatus for decoding audio data, which can generate and decode, respectively, scalable...
US-8,566,086 System for adaptive enhancement of speech signals
A method and system for enhancing the frequency response of speech signals are provided. An average speech spectral shape estimate is calculated over time based...
US-8,566,083 Method for decoding an audio signal that has a base layer and an enhancement layer
An audio signal may have a BL and an EL, wherein the EL represents additional information for enhancing the quality of the BL audio content. Decoding of such...
US-8,566,081 Method and system providing interpreting and other services from a remote location
A method and system for providing interpreting services is disclosed. The system includes interpreting apparatus at several user sites where interpreting...
US-8,565,908 Systems, methods, and apparatus for equalization preference learning
Systems, methods, and apparatus are provided for equalization preference learning for digital audio modification. A method for listener calibration of an audio...
US-8,565,907 Audio mixing device and method
An audio mixing device and method are provided. The audio mixing device includes an analog to digital converter (ADC), a converting module, a mixing module, and...
US-8,565,842 Mobile wireless communications device having improved RF immunity of audio transducers to electromagnetic...
A mobile wireless communications device includes a housing and circuit board carried by the housing and having radio frequency (RF) circuitry and a processor...
US-8,565,725 Secure control system for opening locking devices by encrypted acoustic accreditations
The invention relates to a system implements a mobile phone (20) available to a user (18) authorized to open a lock (22). A remote management site (10) includes...
US-8,565,702 Audio hole suppression method and apparatus for a two-way radio
A channel scanning technique and apparatus provides audio hole suppression in two-way radio communications. Upon detecting the absence of a carrier signal on a...
US-8,565,466 Auditory canal earphone
There is provided an auditory canal earphone comprising a housing (120) for receiving an electroacoustic transducer and a sound guide unit (130) on the housing...
US-8,565,464 Audio conference apparatus
In an audio signal transmission/reception device that receives and emits sounds so as to perform transmission and reception of audio signals via communications,...
US-8,565,459 Signal processing using spatial filter
A device and method processing microphone signals from at least two microphones is presented. A first beamformer processes the signals from the microphones and...
US-8,565,458 Media player and adapter for providing audio data to hearing aid
A media player includes a processor configured to receive media content from a content source and to process the media content produce an audio signal. The...
US-8,565,455 Multiple display systems with enhanced acoustics experience
A method and a system are described providing multiple display systems with an enhanced acoustics experience. A source audio signal having a plurality of source...
US-8,565,451 Audio signal output device
Under the control of a controller, a DSP supplies audio signals received from a switch circuit to a main zone DAC, subjects the audio signals received from the...
US-8,565,449 System and method for digital signal processing
The present invention provides for methods and systems for digitally processing an audio signal. In various embodiments, a method comprises receiving a profile...
US-8,565,448 Dynamic bass equalization with modified Sallen-Key high pass filter
A dynamic bass equalization circuit has an amplitude dependent gain that is dependent upon the audio electrical signal amplitude and a dynamically adjusted...
US-8,565,445 Combining audio signals based on ranges of phase difference
A signal processing unit is provided. The signal processing unit includes an orthogonal transforming part including at least two sound input parts receiving...
US-8,565,444 Detecting stereo and mono headset devices
The present invention includes apparatuses and methods comprising a means for detecting the presence of speakers and microphones coupled to a portable...
US-8,565,440 Processing audio input signals
A method of producing a plurality of broadband response files derived from empirical testing on at least one human subject, for convolving with an audio input...
US-8,565,415 Gain and spectral shape adjustment in audio signal processing
A signal processing system enhances communication. When an audio signal is detected, an echo component of the detected audio signal may be estimated. A near...
US-8,565,299 Method and apparatus for processing audio/video bit-stream
A method for processing an audio/video bit-stream includes the steps of receiving an input bit-stream, detecting whether the input bit-stream has a startcode...
US-8,565,127 Voice-activity detection based on far-end and near-end statistics
Methods and apparatus of managing a communication system, wherein a decision regarding a level of activity at a first end is made based at least in part on the...
US-8,565,042 System and method for reducing data reception error in acoustic communication in audible frequency range, and...
Provided is a data reception error reduction system and method in acoustic communication in audible frequency range, and an apparatus applied thereto. The data...
US-8,564,434 Baby monitoring systems
There is provided a baby monitoring system comprising a baby unit and a parent unit, the baby unit being for use in the vicinity of a baby or child, the baby...
US-8,564,421 Method and apparatus for generating an audio notification file
A method and apparatus for generating an audio notification file for a computing device are provided. A first audio file associated with a first mental state is...
US-8,560,913 Data embedding system
A data hiding system is described for hiding data within an audio signal. The system can be used for watermarking, data communications, audience surveying etc....
US-8,560,753 Method and apparatus for remote input/output in a computer system
A method and system for providing computer input/output (I/O) functionality within a remote computing environment. The system comprises a host audio controller...
US-8,560,725 Audio signal processor and network system
In the case where an audio network system that performs transport of audio signals between a plurality of processors is constructed such that the plurality of...
US-8,560,705 System and method employing an agile network protocol for secure communications using secure domain names
A client device comprises: (a) a memory, (b) an application program, and (c) a signal processing configuration. The memory is configured and arranged to...
US-8,560,330 Energy envelope perceptual correction for high band coding
In accordance with an embodiment, A method of encoding an audio bitstream at an encoder includes encoding an original low band signal at the encoder by using a...
US-8,560,309 Remote conferencing center
Certain embodiments disclosed herein relate to systems and methods for recording audio and video. In particular, in one embodiment, a method of recording audio...
US-8,560,307 Systems, methods, and apparatus for context suppression using receivers
Configurations disclosed herein include systems, methods and apparatus that may be applied in a voice communications and/or storage application to remove,...
US-8,560,304 Method and apparatus for encoding and decoding high frequency band
Provided is a method and apparatus for encoding or decoding a signal corresponding to a high frequency band in an audio signal. The method and apparatus for...
US-8,560,303 Apparatus and method for visualization of multichannel audio signals
Provided are an apparatus and method for visualizing multichannel audio signals. The apparatus includes a spatial audio decoding unit for receiving a downmix...
US-8,560,261 Data cable powered sensor fixture
A sensor fixture can be affixed within a wall and powered using the same cable along which data signals are transmitted. A data cable is attached to the...
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