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Searching: audio signal





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Patent # Description
US-1,012,9627 Wireless digital audio music system
A wireless digital audio system includes a portable audio source with a digital audio transmitter operatively coupled thereto and an audio receiver operatively...
US-1,012,9626 Case including speaker for outputting sound using earphones
Provided is a case including a speaker for outputting sound using earphones, the case including a master earphone for receiving an audio signal from an external...
US-1,012,9605 Method and apparatus for reducing and restoring the effectiveness of a commercial skip system
A method and apparatus is disclosed which reduces or removes the effectiveness of commercial skip systems such as presently found in VCRs, PVRs, etc. which are...
US-1,012,9498 Methods for transmitting audio and video signals and transmission system thereof
Transmitting audio and video signals, can include: detecting if the state of a video control signal has changed, where a video signal includes the video control...
US-1,012,9408 Residual echo detection based on non-causality
Methods and systems detect residual echo in an audio signal in a non-causal manner. A non-causal residual echo detector allows accurate detection of any...
US-1,012,9392 Systems and methods for detecting inmate to inmate conference calls
A system for detecting inmate to inmate conference calls in a correctional facility is disclosed herein. The system includes a database and a conference call...
US-1,012,8930 Fully flexible multi-tuner front end architecture for a receiver
In an example, a method includes: in a first mode, causing a first tuner of an entertainment system to receive and process a first RF signal from a first...
US-1,012,8893 Method and system for planar, multi-function, multi-power sourced, long battery life radio communication appliance
A multifunction electronic key is provided with at least one wireless communication interface that can function as an access control key to unlock an electronic...
US-1,012,8809 Intelligent method and apparatus for spectral expansion of an input signal
A method, and a corresponding apparatus, for processing an input signal comprise filtering the input signal to separate a passband frequency component of the...
US-1,012,8806 Method of controlling an audio amplifier unit and audio amplifier unit
A method for controlling an audio amplifier unit having an audio input, an amplifier, a volume regulation unit and an audio output. An audio signal is received...
US-1,012,8803 Systems and methods for predictive switching in audio amplifiers
An audio amplifier circuit for providing an output signal to an audio transducer may include a power amplifier and a control circuit. The power amplifier may...
US-1,012,7925 Parallel signal processing system and method
A system and method for processing a plurality of channels, for example audio channels, in parallel is provided. For example, a plurality of telephony channels...
US-1,012,7921 Adaptive correction of loudspeaker using recurrent neural network
An audio system is described that corrects for linear and nonlinear distortions. The system can include a physical loudspeaker system responsive to an audio...
US-1,012,7919 Determining noise and sound power level differences between primary and reference channels
A method for estimating a noise power level difference (NPLD) between a primary microphone and a reference microphone of an audio device includes obtaining...
US-1,012,7918 Methods for reconstructing an audio signal
A system configured to reconstruct audio signals. The system may identify missing audio samples due to packet loss or detect distortion caused by audio clipping...
US-1,012,7916 Method and apparatus for enhancing alveolar trill
A method and apparatus for enhancing audio processing between a transmit radio (230) and a receive radio (240) are provided. Digitized audio frames (202) are...
US-1,012,7915 Managing silence in audio signal identification
An audio identification system determines whether a portion of a sample of an audio signal includes silence and generates a test audio fingerprint for the audio...
US-1,012,7912 Orientation based microphone selection apparatus
An apparatus comprising: an input configured to receive from at least two microphones at least two audio signals; at least two processor instances configured to...
US-1,012,7899 System and method to interface and control multiple musical instrument effects modules and pedals on a common...
A system and method for interfacing and controlling multiple musical instrument effects modules and pedals on a common platform. The system includes: a system...
US-1,012,7484 Audible barcode system
A system using a mobile Internet device with ability to scan a barcode in which a uniform resource locator (URL) is placed, and plays a transmitted audio signal...
US-1,012,3732 Apparatus and method for measuring biologic parameters
Support structures for positioning sensors on a physiologic tunnel for measuring physical, chemical and biological parameters of the body and to produce an...
US-1,012,3183 Voice messaging method and mobile terminal supporting voice messaging in mobile messenger service
A mobile terminal supporting a voice messaging method includes a microphone for capturing sound waves and converting the sound waves into an audio signal, a...
US-1,012,3147 Enhanced audio effect realization for virtual reality
Methods and apparatuses pertaining to enhanced audio effect realization for virtual reality may involve receiving data in a virtual reality setting. The data...
US-1,012,3145 Simulating acoustic output at a location corresponding to source position data
Systems and methods of simulating acoustic output at a location corresponding to source position data are disclosed. A particular method includes receiving an...
US-1,012,3144 Audio signal processing apparatus and method for filtering an audio signal
The disclosure relates to an audio signal processing apparatus comprising a determiner being configured to determine a filter matrix C on the basis of an...
US-1,012,3143 Correction for speaker monitoring
Errors in measurements of a resistor to monitor current through a speaker may be corrected to improve the accuracy, performance, or quality of other signals...
US-1,012,3135 Method and hearing device for transmitting an audio signal from a transmitter to a receiver
A method transmits an audio signal from a transmitter to a receiver and a hearing device, particularly a hearing aid, contains a communication facility which is...
US-1,012,3132 Stimulation strategy for an auditory device comprising an electrode array
According to an embodiment, an auditory device for generating an electrode stimulation signal is disclosed. The device includes a filter bank configured to...
US-1,012,3126 MEMS-based audio speaker system using single sideband modulation
Techniques described herein generally include methods and systems related to a MEMS-based audio speaker system configured with multiple speaker devices to...
US-1,012,3120 Method and apparatus for providing 3D sound for surround sound configurations
A system for listening to binaural audio through a plurality of speakers having at least two pair of speakers, incorporating applying at least two Crosstalk...
US-1,012,3118 Limiter for bass enhancement
A dry audio signal may be received. An envelope of the dry audio signal may be compared to a threshold of the playback device to determine a dry excess. A...
US-1,012,3117 Input impedance biasing
Input impedance biasing may be improved with an ultra-high-input-impedance biasing circuit having low temperature variation. The impedance biasing circuit may...
US-1,012,3115 Method, system and circuits for headset crosstalk reduction
A device for removing crosstalk includes a jack to form an electrical connection with a plug, and an audio unit to provide a left audio channel and a right...
US-1,012,3114 Brownout response
Brownout management for an audio amplification system. An audio amplification system includes audio volume control circuitry, audio sample interpolation...
US-1,012,3113 Selective audio source enhancement
A selective audio source enhancement system includes a processor and a memory, and a pre-processing unit configured to receive audio data including a target...
US-1,012,3106 Multifunctional headphone cable
A multifunctional headphone cable includes: a connecting line, two ends thereof respectively having an audio connection portion configured with a noise...
US-1,012,3079 Method and apparatus for transmitting/receiving broadcast signal in hybrid broadcasting system
A receiver for processing a broadcast signal in a hybrid broadcasting system combining a broadcast network and a broadband network, according to one embodiment...
US-1,012,2956 Beam forming for microphones on separate faces of a camera
A camera system capable of capturing images of an event in a dynamic environment includes two microphones configured to capture stereo audio of the event. The...
US-1,012,2904 Drain mechanism for camera controller
A camera controller is configured to control a camera through voice commands. The camera controller includes drain mechanisms that allow the camera controller...
US-1,012,2865 Telephone ring indicator
An incoming call indicator for a telephone is structured to detect light emitted from a light source that is already present on the telephone, and that is...
US-1,012,2330 Apparatus, method, system and computer program for amplifying an audio signal
The present disclosure relates to an apparatus, method, system and computer program for amplifying an audio signal derived from an audio signal pickup device,...
US-1,012,1491 Intelligent volume control interface
The invention relates to a method, comprising receiving a first audio signal during an application execution in an apparatus, determining a volume level of a...
US-1,012,1489 Method, device, and non-transitory computer readable storage medium for processing audio signal
A processing method includes acquiring an audio signal, magnifying one or more first portions of the audio signal in response to one or more magnitudes of the...
US-1,012,1486 Audio signal classification and coding
The invention relates to a codec and a signal classifier and methods therein for signal classification and selection of a coding mode based on audio signal...
US-1,012,1484 Method and apparatus for decoding speech/audio bitstream
A method and an apparatus for decoding a speech/audio bitstream are disclosed, where the method for decoding a speech/audio bitstream includes determining...
US-1,012,1482 Apparatus and method for encoding and decoding of integrated speech and audio utilizing a band expander with a...
Provided are an apparatus and a method for integrally encoding and decoding a speech signal and an audio signal. The encoding apparatus may include: an input...
US-1,012,1479 Audio encoder and decoder for interleaved waveform coding
There is provided methods and apparatuses for decoding and encoding of audio signals. In particular, a method for decoding includes receiving a waveform-coded...
US-1,012,1465 Providing content on multiple devices
Techniques for receiving a voice command from a user and, in response, providing audible content to the user via a first device and providing visual content for...
US-1,012,0646 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-1,012,0640 Audio system with parental maximum volume control
A user interface (104) of an audio system (100) enables adjustment of a volume level of an audio signal being reproduced on at least a portion of the audio...
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