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Searching: audio signal





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Patent # Description
US-8,639,368 Method and an apparatus for processing an audio signal
An apparatus for processing an audio signal and method thereof are disclosed. The method comprises receiving a downmix signal, object information indicating...
US-8,639,359 Electrical nerve stimulation with broad band low frequency filter
A system and method of generating electrode stimulation signals for an implanted multi-channel electrode array of a cochlear implant includes processing an...
US-8,639,300 Method and apparatus for maintaining transmit audio in a half duplex system
A method for maintaining transmit audio quality under harsh environmental conditions, the method includes receiving audio signals into a microphone of a...
US-8,639,094 System and method for remote control of live TV capability for TV screens
A system for remote control of live TV capability for TV screens, the system comprising satellite feeds (2003) broadcasting means (2002, 2004), a set top box...
US-8,639,092 Audio copy protection system
An apparatus for applying an anti-copy protection signal for use with switchable head recorders, such as Video Hi-Fi recorders, is described. A high frequency...
US-8,639,084 Recording medium containing supplementary service information for audio/video contents, and method and...
The present invention relates to method and apparatus of providing supplementary service information for A/V contents written in a recording medium. This method...
US-8,638,962 Method to reduce feedback in hearing aids
Disclosed is a method of reducing feedback in a hearing aid adapted to be worn by a user, the method comprising the step of: receiving an audio input signal in...
US-8,638,961 Hearing aid algorithms
The invention relates to a method of operating an audio processing device. The invention further relates to an audio processing device, to a software program...
US-8,638,960 Hearing aid with improved localization
A BTE hearing aid includes a BTE hearing aid housing, at least one BTE sound input transducer, a processor configured to generate a hearing loss compensated...
US-8,638,954 Audio signal processing apparatus and speaker apparatus
An audio signal processing apparatus includes: a first filtering unit which outputs an audio signal while attenuating frequency components except for preset...
US-8,638,953 Systems and methods for generating phantom bass
In many audio playback systems, frequencies below a given cut off frequency are suppressed either due to speaker constraints or safety constraints. For example,...
US-8,638,951 Electronic apparatus for generating modified wideband audio signals based on two or more wideband microphone...
At least two microphones generate wideband electrical audio signals in response to incoming sound waves, and the wideband audio signals are filtered to generate...
US-8,638,948 Multi-channel audio signal processing
The invention relates to multi-channel audio signal processing, in particular to a method of processing a multi-channel audio signal and to a signal processing...
US-8,638,947 Angle-dependent operating device or method for generating a pseudo-stereophonic audio signal
An angle-dependent operating device and method for obtaining a pseudo-stereophonic audio signals, such as through the parameterization of a fictitious opening...
US-8,638,945 Apparatus and method for encoding/decoding signal
An encoding method and apparatus and a decoding method and apparatus are provided. The decoding method includes skipping extension information included in an...
US-8,638,918 Source selection for conference bridges
The present invention provides an audio source selection process for a conference bridge. The conference bridge receives multiple audio sources and selects at...
US-8,638,219 Device and methods of providing radio data system information alerts
Devices and methods of generating an alert comprise receiving a broadcast radio transmission at a communication device, wherein the broadcast radio transmission...
US-8,637,757 Systems and methods for the creation and playback of animated, interpretive, musical notation and audio...
A music application guides a user with some musical experience through the steps of creating and editing a musical enhancement file that enhances and plays in...
US-RE44,737 Three-dimensional position calibration of audio sensors and actuators on a distributed computing platform
A first computing device transmitting a wireless signal to a second and third computing devices, the signal requesting an actuator of the second computing...
US-RE44,729 Apparatus and method for processing audio signals recorded on a medium
This invention relates to a karaoke CD format and a device for controlling audio signals utilizing the karaoke CD format which provides a user with selective...
US-8,635,655 Input switching apparatus and input switching method of audio/video signal, and audio/video system
An input switching apparatus includes a plurality of AV signal input units; a communication unit that communicates with another AV device; an input selection...
US-8,635,077 Apparatus and method for expanding/compressing audio signal
In an audio signal expanding/compressing apparatus adapted to expand or compress, in a time domain, a plurality of channels of audio signals by using similar...
US-8,635,065 Apparatus and method for automatic extraction of important events in audio signals
The present invention discloses an apparatus for automatic extraction of important events in audio signals comprising: signal input means for supplying audio...
US-8,634,946 Apparatus and method for calculating a fingerprint of an audio signal, apparatus and method for synchronizing...
For calculating a fingerprint of an audio signal, the audio signal is divided into subsequent blocks of samples. For the subsequent blocks, one fingerprint...
US-8,634,945 Device for generating sound messages with integrated defect detection
In an audio device for generating sound messages MSGi, a detection of defects is carried out by the digital superposition, on the samples of audio sequences to...
US-8,634,582 Hearing aid with an elongate member
A hearing aid includes a housing for accommodation of a signal processor for processing an audio signal into a processed audio signal compensating a hearing...
US-8,634,577 Audio decoder
An audio decoder (100) comprising: effect means, decoding means, and rendering means. The effect means (500) generate modified down-mix audio signals from...
US-8,634,572 Method and apparatus for ambient sound therapy user interface and control system
Method and apparatus comprising a method of recording natural sounds with a matched microphone array, recording the signal on a high resolution recording device...
US-8,634,568 Efficient filter for artificial ambience
A circuit, method, and system for producing artificial ambience effect for an input audio signal, mono, stereo, or surround. The ambience effect enhances...
US-8,634,565 Audio signal processing apparatus, audio signal processing method, and program
An audio signal processing apparatus includes a tapping detection unit to which an audio signal picked up by a microphone is input and that detects a tapping...
US-8,634,478 Linear time code receiver
An Linear Time Code (LTC) receiver for receiving and decoding a LTC frame of the type used in connection with film and television and accompanying audio...
US-8,634,278 Talking watch device
A talking watch device for helping a user learn time comprising a base having a clock face; a quartz oscillator assembly; a digital counter operatively...
US-8,634,275 Audio processing device
In an audio processing device, a target sound emphasizer generates a target sound emphasized component by emphasizing a target sound component contained in a...
US-8,634,030 Streaming of digital data to a portable device
The present invention achieves wireless delivery of media streams to portable devices for providing media information related to a show or attraction for the...
US-8,633,959 Video telephony apparatus and signal transmitting/receiving method for mobile terminal
A video telephony apparatus and signal transmitting/receiving method for a mobile terminal are disclosed. The video telephony apparatus includes: a radio...
US-8,633,829 Camera security system
A camera security system for securely detecting, recording and alerting the authorities of an attempted intrusion into a safe or other secure storage device....
US-8,633,815 System for detecting and identifying traffic law violators and issuing citations
A system for automatically monitoring traffic, identifying vehicles traveling in violation of predetermined regulations and for automatically and immediately...
US-8,633,370 Circuits to process music digitally with high fidelity
The present invention provides a complementary bifurcated circuit to process and optimize music digitally with high fidelity yet with wireless elements. In a...
US-8,633,368 Systems and methods for the creation and playback of animated, interpretive, musical notation and audio...
A music application guides a user with some musical experience through the steps of creating and editing a musical enhancement file that enhances and plays in...
US-8,631,433 Image display apparatus and method for operating the same
An image display apparatus and a method for operating the image display apparatus are provided. The method receives a broadcast signal, generates a thumbnail...
US-8,631,327 Balancing loudspeakers for multiple display users
A method consistent with the present invention involves displaying a window on a computer monitor; at one or more programmed processors, determining a position...
US-8,630,864 Method for switching rate and bandwidth scalable audio decoding rate
A method of bitrate switching on decoding an audio signal coded by a audio coding system, said decoding comprising a post-processing step depending on the...
US-8,630,863 Method and apparatus for encoding and decoding audio/speech signal
Provided is a method of encoding an audio/speech signal, the method including determining a variable length of a frame, that is, a processing unit of an input...
US-8,630,862 Audio signal encoder/decoder for use in low delay applications, selectively providing aliasing cancellation...
An audio signal encoder includes a transform-domain path which obtains spectral coefficients and noise-shaping information on the basis of a portion of the...
US-8,630,861 Mixed lossless audio compression
A mixed lossless audio compression has application to a unified lossy and lossless audio compression scheme that combines lossy and lossless audio compression...
US-8,630,848 Audio signal transient detection
Provided are, among other things, systems, methods and techniques for detecting whether a transient exists within an audio signal. According to one...
US-8,630,727 Closed loop analog signal processor ("CLASP") system
A system, device, and method for recording audio with the character and sonic benefits of a genuine analog recording is disclosed. More specifically, an...
US-8,630,685 Method and apparatus for providing sidetone feedback notification to a user of a communication device with...
A communication device including multiple microphones is provided. The communication device includes at least two microphones. The communication device further...
US-8,630,431 Beamforming in hearing aids
A hearing aid system includes a first microphone and a second microphone for provision of electrical input signals, a beamformer for provision of a first audio...
US-8,630,427 Telecommunications terminal and method of operation of the terminal
A telecommunications terminal (100) includes an input audio transducer (111), a receiver (101) for receiving an electrical signal representing a transmitted...
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