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Searching: audio signal





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Patent # Description
US-9,036,814 Echo suppression
Method, user device and computer program product for suppressing echo. An audio signal is output from a speaker. A microphone receives an audio signal, wherein...
US-9,036,720 Systems and methods for transmitting and receiving additional data over legacy satellite digital audio radio...
Systems and methods for transmitting and receiving additional data, such as video data, over legacy satellite digital audio radio signals are provided. In...
US-9,036,666 Interface circuit for transmitting digital signals between devices
A video signal and an audio signal are TMDS transmitted from a source device to a sink device. Through a reserved line and a HPD line provided separately from a...
US-9,036,010 Transport of stereoscopic image data over a display interface
A digital display interface (40) connects a first audio-visual device (10) to a second audio-visual device (20). Stereoscopic image data is transmitter over the...
US-9,035,816 RFID transmitter for remote control
A transmitter for remote control, the transmitter includes an amplifier configured to receive a first audio signal from an electronic device and amplify the...
US-9,035,165 Control pedal and method of controlling an electronic device with the control pedal
A control pedal includes a pedal body having a foot contact surface at an upper side; at least a sensing unit arranged on the foot contact surface for detecting...
US-9,032,538 Relay apparatus, program of relay apparatus and transmitting apparatus
A relay apparatus of a video and audio transmitting/receiving system delays a time before transmitting an authentication start instruction after an...
US-9,032,472 Apparatus and method for adjusting the cognitive complexity of an audiovisual content to a viewer attention level
To allow viewer to adapt audiovisual content to their attention level, the audiovisual signal processing arrangement (104, 106), comprising an audiovisual...
US-9,032,470 Apparatus for adapting a presentation of media content according to a position of a viewing apparatus
A system that incorporates teachings of the present disclosure may include, for example, a non-transitory computer-readable storage medium having computer...
US-9,031,939 Media sequencing method to provide location-relevant entertainment
A media player application residing on a location-aware handheld device, in-vehicle navigation system, or in-airplane entertainment system responds to location...
US-9,031,852 Data compression apparatus, computer-readable storage medium having stored therein data compression program,...
A data compression/decompression apparatus, for example, acquires sampling data obtained by sampling an audio signal with a predetermined period, and converts...
US-9,031,835 Methods and arrangements for loudness and sharpness compensation in audio codecs
In a method of improving perceived loudness and sharpness of a reconstructed speech signal delimited by a predetermined bandwidth, performing the steps of...
US-9,031,677 Automatic genre-based voice prompts
An adaptive prompt system includes a plurality of audio files, each of the audio files representing a particular genre and having audible characteristics...
US-9,031,604 Method and apparatus for enabling simultaneous VoWLAN and Bluetooth audio in small form factor handheld devices
Certain aspects of a method and system for providing wireless communication may include a single integrated circuit (IC) that handles communication for at least...
US-9,031,384 Region of interest identification device, region of interest identification method, region of interest...
An interesting section identifying device for identifying an interesting section of a video file based on an audio signal included in the video file, the...
US-9,031,270 Method, a listening device and a listening system for maximizing a better ear effect
A method of processes audio signals picked up from a sound field by a microphone system of a listening device adapted for being worn at a particular one of the...
US-9,031,269 Method and device for frequency compression with selective frequency shifting
A method and device for frequency compression of audio signals to reduce the occurrence of artifacts. A component of the audio signal having a plurality of...
US-9,031,267 Loudspeaker array providing direct and indirect radiation from same set of drivers
An array loudspeaker includes a plurality of drivers arranged in an array configuration. A digital signal processor-based control system processes direct audio...
US-9,031,259 Noise reduction apparatus, audio input apparatus, wireless communication apparatus, and noise reduction method
It is determined whether or not a sound picked up by at least either a first microphone or a second microphone is a speech segment. When it is determined that...
US-9,031,252 Headphones with touch input unit, and mobile device allowing for the connection to the headphones
A headphones apparatus with a touch input unit, and a mobile device for connecting to the headphones are provided. The apparatus includes a microphone for...
US-9,031,250 Signal processing device and signal processing method
There is provided a signal processing device s including a noise cancellation process clock generation unit configured to generate a noise cancellation process...
US-9,031,247 Hearing aid fitting systems and methods using sound segments representing relevant soundscape
Disclosed herein are systems and methods enabling hearing aid fitting by a non-expert consumer. The method in one embodiment involves delivering a sequence of...
US-9,031,243 Automatic labeling and control of audio algorithms by audio recognition
Controlling a multimedia software application using high-level metadata features and symbolic object labels derived from an audio source, wherein a first-pass...
US-9,031,242 Simulated surround sound hearing aid fitting system
This application relates to a system for fitting a hearing aid by testing the hearing aid patient with a three-dimensional sound field having one or more...
US-9,030,608 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-9,030,523 Flow-control based switched group video chat and real-time interactive broadcast
Real-time interactive broadcast sessions for client devices include: for each client device in the interactive broadcast session, configuring downstream video...
US-9,030,319 Digital electronic system for automatic shut off and turn on of electrical and gas operated appliances
A digital electronic system used for receiving an audio alarm from a smoke detector, a carbon monoxide detector and like detectors. The system amplifies and...
US-9,030,317 Cocktail-ring with self-defense alarm
A cocktail-ring with self-defense alarm that allows a person in distress to trigger a loud audio alarm from the cocktail-ring. The cocktail-ring comprises a...
US-9,030,261 Two mode power converter for audio amplifiers
A power converter with positive and negative supply rail outputs for feeding a single ended class D amplifier, the converter comprising a transformer...
US-9,029,676 Musical score device that identifies and displays a musical score from emitted sound and a method thereof
A reproduction apparatus (2) collects sounds on which spread codes are superimposed with a microphone (20) to calculate correlation values between the collected...
US-9,026,684 Supervision of I2S digiital audio bus
An approach for supervision of I2S bus audio paths employing a signal derived from a word clock signal of the I2S bus.
US-9,026,440 Method for identifying speech and music components of a sound signal
The present invention relates to means and methods of automated difference recognition between speech and music signals in voice communication systems, devices,...
US-9,026,236 Audio signal processing apparatus, audio coding apparatus, and audio decoding apparatus
To provide an audio signal processing apparatus which can perform, with low operation amount, audio signal processing that is either time stretch and/or...
US-9,026,183 System and method for making a call via speakerphone in a mobile device
A system and method for making a call in a speakerphone mode in a mobile device including a number of loudspeakers are provided. The system includes a sensor...
US-9,026,072 Transmission and receiver system operating on different frequency bands
A receiver can extract digital data from wireless radio frequency signal. The digital data contains at least two sets of compressed digital audio data each...
US-9,026,034 Automatic detection of broadcast programming
According to one aspect, embodiments of the invention provide a method for the detection of broadcast programming, the method comprising acts of receiving audio...
US-9,025,799 Sound reproducing device
A sound reproducing device includes: a plug section configured to receive input of L-channel and R-channel audio signals; an L-channel housing section including...
US-9,025,793 Audio signal processing circuit
A selector selects an analog audio signal input to one input port from among analog audio signals input to multiple input ports according to an instruction from...
US-9,025,791 Pop-up noise reduction in a device
A device implementing a scheme for reduction of pop-up noise is disclosed. The device comprises an audio sub-system (100) having an integrator (112) for...
US-9,025,785 Audio recording device and imaging device
An audio recording device comprises an audio input unit, a detect unit, and a control unit. The audio input unit includes a connection unit and an audio receive...
US-9,025,780 Method and system for determining a perceived quality of an audio system
The invention relates to a method for determining a quality indicator representing a perceived quality of an output signal of an audio device with respect to a...
US-9,025,778 Method and apparatus for encoding and decoding noise signal
Provided is a method and apparatus for encoding/decoding an audio signal. Sections which are not used to output noise components near important spectral...
US-9,025,777 Audio signal decoder, audio signal encoder, encoded multi-channel audio signal representation, methods and...
An audio signal decoder for providing a decoded multi-channel audio signal representation on the basis of an encoded multi-channel audio signal representation...
US-9,025,776 Decorrelating audio signals for stereophonic and surround sound using coded and maximum-length-class sequences
Methods and systems for processing an audio signal are provided. The method includes generating a pseudorandom sequence and generating at least one reciprocal...
US-9,025,775 Apparatus and method for adjusting spatial cue information of a multichannel audio signal
An apparatus for enhancing a multichannel audio signal comprising at least two channels configured to: estimate a value representing a direction of arrival...
US-9,025,773 Undetectable combining of nonaligned concurrent signals
The approach shown provides for an efficient implementation of time response, level response and frequency response alignment between two audio sources such as...
US-9,025,735 Emergency communications system
A communications terminal facilitates signaling emergency alerts and monitoring. The terminal is operative in response to user input to generate emergency...
US-9,025,415 Audio source localization
An audio source localization apparatus receives signals from a microphone array (101), and a reference processor (105) generates at least three reference beams...
US-9,025,081 Time lag determination between audio channels
A system comprises logic adapted to concurrently provide an electrical signal to each of a plurality of audio channels. An acoustic sensor is coupled to the...
US-9,024,994 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...
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