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Searching: audio signal





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Patent # Description
US-8,442,596 Hearing assistive system with low power interface
A communications interface provides for communications between a wireless communication device and a hearing assistive device. The communications interface...
US-8,442,425 Satellite receiver performance enhancements
Long time interleaver and listenable audio performance enhancements for a satellite receiver are presented. One enhancement includes comparing a correlation and...
US-8,442,264 Control signals in streaming audio or video indicating a watermark
Methods and apparatuses for searching for a control signal in streaming video or streaming audio that indicates the presence of a watermark in the streaming...
US-8,442,262 Method and system to process a digital image
A method and an apparatus to process a digital image is provided. The method may comprise receiving host image data, receiving audio data and embedding the...
US-8,442,251 Adaptive feedback cancellation based on inserted and/or intrinsic characteristics and matched retrieval
An audio processing system processing an input sound to an output sound includes: an input transducer for converting input sound to an electric input signal and...
US-8,442,250 Hearing aid and method for controlling signal processing in a hearing aid
A hearing aid includes a signal path for receiving at least one audio input signal and an autocorrelation index (ACI) estimator (4). The ACI includes a...
US-8,442,249 Human body sound transmission apparatus and method for minimizing signal loss
A human body sound transmission apparatus and method for minimizing a signal loss are disclosed. The human body sound transmission apparatus includes: an audio...
US-8,442,246 Hearing aid device and hearing aid method
A hearing aid device includes a plurality of microphones which converts picked sound to audio signals, an inter-signal phase difference calculation unit which...
US-8,442,241 Audio signal processing for separating multiple source signals from at least one source signal
An audio signal processing device is provided whereby, from two systems of audio signals in which audio signals of multiple audio sources are included, the...
US-8,442,240 Sound processing apparatus, sound processing method, and sound processing program
A sound processing apparatus includes a power spectrum operation unit obtaining a power spectrum of an audio signal, an envelope component removal unit removing...
US-8,442,239 Audio system with balance setting based on information addresses
An audio system for a vehicle that includes a system for allowing an occupant of the vehicle to adjust a balance setting of each audio source (116). The audio...
US-8,442,237 Apparatus and method of reproducing virtual sound of two channels
A stereo sound generation apparatus and method of reproducing multi-channel sound input signals through two-channel speakers. The stereo sound generation...
US-8,442,198 Distributed multi-party conferencing system
Techniques for multi-party conferencing are provided. A plurality of audio streams is received from a plurality of conference-enabled devices associated with a...
US-8,442,019 Method and apparatus for avoiding wireless audio signal transmission interferences
In one aspect, in general, the invention features a method including a second wireless system determining a frequency of active operation of a first wireless...
US-8,441,576 Receiving device, delay-information transmitting method in receiving device, audio output device, and...
A television receiver computes a delay time of an image displayed on the television receiver with respect to an audio signal transmitted from the television...
US-8,439,818 Sleep inducing apparatus and electronic device using the same
An apparatus for inducing sleep includes an audio generator, a signal generator, and a signal processor. The audio generator generates audio signals. The signal...
US-8,439,757 Interactive entertainment devices interchangeably arrangable in adjacent manner
An entertainment device is configured to receive a limited range wireless signal from at least one other entertainment device when adjacently arranged in close...
US-8,438,999 Systems and methods for animal containment, training, and tracking
Systems for containing, training, and tracking pets utilize electronic pet tags or collars, including IR reception and two-way RF communication. An aimable IR...
US-D682,294 Display screen with graphical user interface
US-D682,293 Display screen with graphical user interface
US-8,438,237 Sharing of access to a storage device
A method and system for sharing access to a storage device. Two processing devices are connected to a storage device interface. The processing devices are...
US-8,438,036 Asynchronous sampling rate converter for audio applications
In recent years, it has become commonplace for portable devices to generate analog audio signals from numerous sources, meaning that the codecs employed in...
US-8,438,030 Automated distortion classification
A method of and system for automated distortion classification. The method includes steps of (a) receiving audio including a user speech signal and at least...
US-8,438,019 Classification of audio signals
An encoder comprising an input for inputting frames of an audio signal in a frequency band, at least a first excitation block for performing a first excitation...
US-8,438,017 Method and apparatus for encoding/decoding audio signal using adaptive LPC coefficient interpolation
Provided are a method and apparatus for encoding or decoding an audio signal by adaptively interpolating a linear predictive coding (LPC) coefficient. In the...
US-8,438,012 Method and apparatus for adaptive sub-band allocation of spectral coefficients
An apparatus and method for adaptive sub-band allocation of spectral coefficients are disclosed. The sizes of sub-bands are determined according to the...
US-8,437,868 Method for coding and decoding the wideness of a sound source in an audio scene
A parametric description describing the wideness of a non-point sound source is generated and linked with the audio signal of said sound source. A presentation...
US-8,437,812 Headset with auxiliary input(s) for cell phone and/or other devices
An active-noise-reduction (ANR) headset includes at least one auxiliary connection to an output of at least one device, such as a personal communications,...
US-8,437,715 Multi-carrier-based testing
A device under test (DUT) may be connected to test equipment. The test equipment may include a multi-carrier signal generator and a host computer. The signal...
US-8,437,602 Information processing apparatus and program
An information processing apparatus is provided that includes a control unit to execute an operating system and selectively output a first video signal or both...
US-8,437,600 Television broadcast receiving/recording device
Disclosed is a television broadcast receiving/recording device that receives a digital broadcast signal or an analogue broadcast signal, and outputs and records...
US-8,437,485 Method and device for improved sound field rendering accuracy within a preferred listening area
A method and a device for sound field reproduction from a first audio input signal uses a plurality of loudspeakers for synthesizing a sound field within a...
US-8,437,484 Switching circuit and electronic device using the same
An electronic device includes an audio power amplifier used to output a left and a right channel audio signal, an earphone jack assembly, and a switching...
US-8,437,483 Active snubber for improving stability of headphone amplifiers
Audio amplifiers, particularly those employed with headphones, use snubbers to suppress or snub signals within a particular frequency range. Conventional...
US-8,437,482 Method, apparatus and computer program for calculating and adjusting the perceived loudness of an audio signal
One or a combination of two or more specific loudness model functions selected from a group of two or more of such functions are employed in calculating the...
US-8,437,481 Adapter for connecting accessories to an electronic device
Users with headsets may share an electronic device such as a portable computer or handheld device. The electronic device may have a connector such as an audio...
US-8,437,480 Adaptive loudness levelling for digital audio signals
A time-domain method of adaptively levelling the loudness of a digital audio signal is proposed. It selects a proper frequency weighting curve to relate the...
US-8,437,479 Calibrated digital headset and audiometric test methods therewith
A digital headset system for use in audiometric testing. The headset system includes a stored calibration reference relating the exact frequency and volume...
US-8,437,478 Systems and methods for improved over-current clipping
Systems and methods for implementing over-current protection include reducing a clip level while an over-current condition is being detected. Once the...
US-8,436,943 System and method for automated audio visual system control
A system and method are provided for automating control of a plurality of video displays coupled to a plurality of video sources through a switchable network....
US-8,436,939 AV delay measurement and correction via signature curves
Embodiments of the present invention provide systems and methods for non-invasive, "in-service" AV delay detection and correction. These systems and methods do...
US-8,436,938 Device and method for receiving data transmitted by means of an asynchronous data transmission technique
A device is described for receiving data transmitted using asynchronous data transmission technology, in particular audio and video data, which receives a clock...
US-8,436,901 Field monitoring system using a mobile terminal and method thereof
A field monitoring system using a mobile terminal includes at least one mobile terminal which transmits situation information including video information, audio...
US-8,436,683 High efficiency audio amplifier
An audio amplifier circuit is described which comprises an operational amplifier. The operational amplifier receives an audio input signal and provides an...
US-8,434,122 Device for broadcasting audio and video data
The invention relates to a device for delivering audio and video data. In such a device, the audio/video data travel together and are compressed along with the...
US-8,433,584 Multi-channel audio decoding method and apparatus therefor
Provided is a multi-channel audio decoding method and apparatus therefor, the method involving decoding filter bank coefficients of a plurality of bands from a...
US-8,433,583 Audio decoding
An audio decoder comprises a receiver (801) for receiving input data comprising an N-channel signal corresponding to a down-mixed signal of an M-channel audio...
US-8,433,582 Method and apparatus for estimating high-band energy in a bandwidth extension system
A method (100) includes receiving (101) an input digital audio signal comprising a narrow-band signal. The input digital audio signal is processed (102) to...
US-8,433,581 Audio encoding device and audio encoding method
There is provided an audio encoding device capable of effectively encoding stereo audio in audio encoding having monaural-stereo scalable configuration. In this...
US-8,433,575 Augmenting an audio signal via extraction of musical features and obtaining of media fragments
A system and method is described in which a multimedia story is rendered to a consumer in dependence on features extracted from an audio signal representing for...
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