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Searching: audio signal





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Patent # Description
US-8,712,781 System and method for customized prompting
A method for providing an audible prompt to a user within a vehicle. The method includes retrieving one or more data files from a memory device. The data files...
US-8,712,771 Automated difference recognition between speaking sounds and music
The present invention relates to means and methods of automated difference recognition between speech and music signals in voice communication systems, devices,...
US-8,712,562 Audio and music data transmission medium and transmission protocol
A transmission medium and protocol is provided for bi-directional communication between an audio system and a peripheral device. The transmission medium...
US-8,712,365 System for the secure management of digitally controlled locks, operating by means of crypto acoustic credentials
The invention relates to a system that makes use of a mobile telephone (22) to which a user authorized to open a lock (28) has access. According to the...
US-8,712,362 Method and system of extending battery life of a wireless microphone unit
A method of extending battery life of a wireless microphone unit includes muting the wireless microphone unit responsive to a mute signal from a base station...
US-8,712,354 Radio transmitter and radio receiver with channel condition assessment
FM radio transmitter is being widely used in portable devices as a convenient way to output audio contents to ubiquitously available FM radio receivers in cars...
US-8,712,221 Video recording and playing apparatus and its control method
A video recording and playing apparatus for recording and playing a broadcast program. The apparatus comprises a recording unit to record broadcast programs on...
US-8,712,077 Methods and apparatus for processing audio signals
Various methods and apparatus for processing audio signals are disclosed herein. The assembly may be attached, adhered, or otherwise embedded into or upon a...
US-8,712,076 Post-processing including median filtering of noise suppression gains
A method of post-processing raw banded gains for applying to an audio signal, an apparatus to generate banded post-processed gains, and a tangible...
US-8,712,075 Spatially pre-processed target-to-jammer ratio weighted filter and method thereof
The present invention provides a spatially pre-processed target-to-jammer ratio weighted filter and a method thereof, which uses two microphones to receive...
US-8,712,072 Multi-wired antenna for mobile apparatus
The present invention is directed to mobile devices. More specifically, embodiments of the present invention provide one or more antennas embedded into headsets...
US-8,712,069 Selection of system parameters based on non-acoustic sensor information
An audio processing system processes an audio signal that may come from one or more microphones. The audio processing system may use information from one or...
US-8,712,067 System and method of improving audio signals for the hearing impaired
A system and method for using an audiogram and audio filters to provide improved audio characteristics for hearing impaired listeners by equalizing the received...
US-8,712,066 Audio signal clip detection
Methods and apparatus for audio signal clip detection are disclosed. The clip detectors may receive audio signals, from which peak reference signals, indicative...
US-8,712,064 Signal processing device, signal processing method and program
There is provided a signal processing device including: an audio signal acquisition portion that acquires audio signals; an external signal acquisition portion...
US-8,712,063 Synchronization of sound generated in binaural hearing system
The binaural hearing system comprises a first hearing device and a second hearing device, each comprising an output transducer for converting audio signals into...
US-8,712,062 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-8,712,061 Phase-amplitude 3-D stereo encoder and decoder
A two-channel phase-amplitude stereo encoding and decoding scheme enabling flexible and spatially accurate interactive 3-D audio reproduction via standard...
US-8,712,060 Method and an apparatus for processing an audio signal
A method and apparatus for processing an audio signal is disclosed. Herein, the method includes receiving a downmix information having at least two independent...
US-8,712,058 Apparatus and method for encoding/decoding signal
An encoding method and apparatus and a decoding method and apparatus are provided. The decoding method includes extracting an arbitrary down-mix signal and...
US-8,712,043 Secure provisioning of a portable device using a representation of a key
A portable device initially accesses a secure server and requests a certificate. The secure server generates a random key and encodes the generated key to...
US-8,712,018 Testing apparatus and testing method for telephone apparatus
A testing apparatus and a testing method for a telephone apparatus are disclosed. The testing apparatus includes an audio generator, an audio signal processor,...
US-8,711,837 Methods, apparatus, and systems for facilitating control communications between disparate devices
An access node for facilitating communications between disparate devices is disclosed. The access node includes an access communication device (ACD) interface...
US-8,711,736 Audio processing in a multi-participant conference
A first computing device distributes audio signals to several computing devices of participants in a communication session. In some embodiments, the first...
US-8,711,283 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-8,711,282 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-8,711,281 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-8,710,922 Method and apparatus for filter-less class D audio amplifier EMI reduction
An audio system includes a speaker and a class D amplifier with a class-D PWM (pulse width modulation) modulator configured for generating first and second PWM...
US-8,708,575 Active optical connector using audio port
An active optical connector using an audio port includes a plug insertable into a jack having an optical transceiver module. A conductor is mounted on the plug....
US-8,707,785 On-board ultrasonic frequency spectrum and image generation
A portable apparatus for determining testing the condition of a machine or device using ultrasonic signals with an array of ultrasonic sensors for receiving an...
US-8,707,373 Method and system for providing digital video distribution
An approach is provided for distributing multi-media information from a satellite broadcast system. A hub receives a signal from the satellite broadcast system,...
US-8,707,362 Data broadcast receiver and method for gathering data broadcasting application
A data broadcast receiver includes a broadcast signal receiving unit receiving broadcast signals corresponding to a selected channel, a signal separating unit...
US-8,706,508 Audio decoding apparatus and audio decoding method performing weighted addition on signals
An audio decoding apparatus and method are provided. The audio decoding apparatus includes a spectrum converting part configured to divide the first frequency...
US-8,706,507 Arbitrary shaping of temporal noise envelope without side-information utilizing unchanged quantization
In a first aspect, arbitrary shaping of the temporal envelope of noise is provided in spectral domain coding systems without the need of side-information. In...
US-8,706,496 Audio signal transforming by utilizing a computational cost function
A sequence is received of time domain digital audio samples representing sound (e.g., a sound generated by a human voice or a musical instrument). The time...
US-8,706,480 Audio encoder for encoding an audio signal having an impulse-like portion and stationary portion, encoding...
An audio encoder for encoding an audio signal includes an impulse extractor for extracting an impulse-like portion from the audio signal. This impulse-like...
US-8,706,278 Non-bussed vehicle amplifier diagnostics
Non-bussed amplifier diagnostics are implemented for a vehicle. The vehicle includes an amplifier that includes a computer processor and a memory unit...
US-8,706,274 Information processing apparatus, information processing method, and program
An information processing apparatus is provided which includes a metadata extraction unit for analyzing an audio signal in which a plurality of instrument...
US-8,706,273 Apparatus and method for conveying audio signals from an input locus to an output locus
An apparatus for conveying audio signals from an input locus to an output locus remote from the input locus includes: (a) a multi-pin unit configured for...
US-8,706,272 Adaptive encoding and compression of audio broadcast data
Various techniques for adaptively encoding and compressing audio broadcast data to create a digital representation of the broadcast for storage on an electronic...
US-8,706,248 Directional sound processing in a cochlear implant
A cochlear implant implementing a directional sound processing system is provided. Specifically, the cochlear implants implementing the present invention...
US-8,706,247 Remote audio processor module for auditory prosthesis systems
An exemplary auditory prosthesis system includes an auditory prosthesis configured to be implanted within a head of a patient and to apply electrical...
US-8,706,246 Fully implantable cochlear implant systems including optional external components and methods for using the same
An exemplary cochlear implant system includes an external module configured to be positioned external to and worn by a patient, the external module having an...
US-8,706,038 Wireless earphone for use in Bluetooth piconets
An audio device includes a Bluetooth receiver, a Bluetooth transmitter, a speaker and a housing. The Bluetooth receiver is capable of wirelessly receiving...
US-8,705,941 Apparatus and method of processing information and program
The present invention relates to an information processing apparatus, an information processing method, and a program which are capable of rapidly and...
US-8,705,791 Method and system for utilizing GPS information to secure digital media
A device such as a set-top-box, digital TV, DVD player, multi-media player, cellular telephone or digital cinema player that may handle data such as multimedia...
US-8,705,784 Acoustic in-ear detection for earpiece
An apparatus comprising an earpiece and a signal processor is disclosed. The earpiece is suitable to be applied at an auditory opening of a user's ear. The...
US-8,705,781 Optimal spatial filtering in the presence of wind in a hearing prosthesis
The present application discloses methods, systems, and hearing prostheses for reducing wind noise and/or thermal noise in an audio signal transmitted to the...
US-8,705,780 Audio apparatus, audio signal transmission method, and audio system
An audio apparatus, an audio signal transmission method, and an audio system are provided. The audio signal transmission method includes: wirelessly receiving...
US-8,705,779 Surround sound virtualization apparatus and method
A surround sound virtualization apparatus and method. The surround sound virtualization apparatus may include an audio decoder to perform head-related transfer...
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