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Searching: audio signal





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Patent # Description
US-8,855,795 Multiple output audio system
The invention provides a multiple audio output system comprising a second input buffer storing a second data stream output from a demodulation unit or a...
US-8,855,353 Headset loop antenna for audio devices
The present invention relates to a headset device, an audio device and methods of receiving a radio signal via the headset device, wherein the headset device...
US-8,855,348 Telecoil in a detachable direct audio input accessory
Disclosed herein, among other things, are methods and apparatus for providing a hearing assistance device with a detachable telecoil. One aspect of the present...
US-8,855,344 Dynamic noise reduction in auditory prosthesis systems
An exemplary method includes a sound processing subsystem 1) dividing an audio signal presented to an auditory prosthesis patient into a plurality of signals...
US-8,855,335 Distortion suppression in high-level capable audio amplification circuit
The present invention relates to an audio amplification circuit comprising a first preamplifier for receipt of an audio input signal and a second preamplifier...
US-8,855,331 Audio analysis apparatus
An audio analysis apparatus includes the following components. A strap has an end portion connected to a main body and is used to hang the main body from a...
US-8,855,328 Earpiece and a method for playing a stereo and a mono signal
An earpiece for providing an audio signal to two ears of a user, includes an audio interface for providing the audio signal, a bone conduction speaker coupled...
US-8,855,322 Loudness maximization with constrained loudspeaker excursion
An original loudness level of an audio signal is maintained for a mobile device while maintaining sound quality as good as possible and protecting the...
US-8,855,321 Method for processing audio signal and broadcasting output apparatus using the same
An audio signal processing method and a broadcasting output apparatus using the audio signal processing method are provided. The audio signal processing method...
US-8,855,320 Apparatus for determining a spatial output multi-channel audio signal
An apparatus for determining a spatial output multi-channel audio signal based on an input audio signal and an input parameter. The apparatus includes a...
US-8,855,319 Audio signal processing apparatus and audio signal processing method
An audio signal processing apparatus and an audio signal processing method are provide. The audio signal processing apparatus comprises: a plurality of...
US-8,855,303 Cryptography using a symmetric frequency-based encryption algorithm
Systems and method for implementing an encryption technique by combining matrix mathematics, audio frequencies, and symmetric key. Data encryption/decryption...
US-8,855,295 Acoustic echo cancellation using blind source separation
Techniques for utilizing blind source separation as a front-end to an acoustic echo canceller are described herein. The techniques include removing a first...
US-8,855,286 Audio conference device
An audio conference device receives and emits sounds to perform transmission/reception of audio signals via communications. The device has a speaker array with...
US-8,855,054 Two-way radio based unified communications system
A system for establishing two-way calls between a radio and a phone system is provided. The system comprises at least one control station for exchanging...
US-8,854,985 System and method for using ultrasonic communication
A system for wireless communication using ultrasonic signals that includes a transmission module, which receives input signals from a wireless device, modifies...
US-8,854,927 Watch capable of playing sound
A watch capable of playing sound includes a main body and a sound playing body. The main body includes an interface unit, a signal amplification unit, a control...
US-8,854,545 Television functionality on a chip
A television on a chip (TVOC) system that provides a cost effective approach for providing television functionality on a single integrated circuit chip is...
US-8,853,516 Audio analysis apparatus
In an audio analysis apparatus, a component acquirer acquires a component matrix composed of an array of component values, columns of the component matrix...
US-8,851,992 Music player for video game consoles and electronic devices operable in sleep or power-saving modes
A game cartridge with a game program configured to cause a computer to implement a jukebox or music playing method. The method includes displaying a listing of...
US-8,850,590 Systems and methods for using transport stream splicing for programming information security
Apparatus and methods for indicating the identity of a device for receiving and retransmitting programming information. The device, which may be a set-top box...
US-8,850,317 Web browser audio controls
One or more audio controls are presented in a browser application to allow a user to adjust one or more audio signals (e.g., mute, adjust volume) provided by...
US-8,850,084 Data processing systems for audio signals and methods of operating same
A data processing system includes an audio processor with a main memory for storing data, first and second buffers for temporarily storing the data to...
US-8,849,678 Method, medium, and apparatus encoding and/or decoding multichannel audio signals
A method, medium, and apparatus encoding and/or decoding a multichannel audio signal. The method includes detecting the type of spatial extension data included...
US-8,849,677 Coding apparatus, coding method, decoding apparatus, decoding method, and program
A coding apparatus includes a generation unit configured to generate first coding information used for first coding of a first audio signal and second coding...
US-8,849,667 Method and apparatus for speech recognition
A computer-implemented method, apparatus and computer program product. The computer-implemented method performed by a computerized device, comprising:...
US-8,849,663 Systems and methods for segmenting and/or classifying an audio signal from transformed audio information
A system and method may be provided to segment and/or classify an audio signal from transformed audio information. Transformed audio information representing a...
US-8,849,433 Audio dynamics processing using a reset
An audio dynamics processor or processing method that uses a reset mechanism or process in order to adapt quickly to content changes in the audio signal. A...
US-8,849,379 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-8,849,185 Hybrid audio delivery system and method therefor
Methods and systems to produce audio output signals from audio input signals. In one embodiment, a first portion of the audio input signals can be...
US-8,849,184 Methods and apparatus for supporting sharing of content between mobile communications devices and home based...
Methods and apparatus for allowing a telephone user to share captured audio and/or video with a set top box user are described. Methods and apparatus can be...
US-8,848,952 Audio reproduction apparatus
An audio reproduction apparatus includes: a delay equalizer (301), a delay equalizer (303), a level adjuster (314), and a level adjuster (317). The delay...
US-8,848,945 Audio amplifier with closed-loop power
The present technology relates generally to a closed-loop power stage and audio amplifier circuits comprising the same. The present technology further provides...
US-8,848,941 Information processing apparatus, information processing method, and program
There is provided an information processing apparatus including microphones, a parameter setting unit, and an audio signal processing unit. At least one pair of...
US-8,848,936 Speaker damage prevention in adaptive noise-canceling personal audio devices
A personal audio device, such as a wireless telephone, includes noise canceling circuit that adaptively generates an anti-noise signal from a reference...
US-8,848,934 Controlling audio signals
Method, user terminal and computer program product for controlling audio signals at the user device during a communication session between the user device and a...
US-8,848,932 Proximity sensing for user detection and automatic volume regulation with sensor interruption override
A mobile device includes at least one speaker and an audio subsystem for providing an audio signal to the at least one speaker for playback by the at least one...
US-8,848,928 Automatic measurement of audio presence and level by direct processing of an MPEG data stream
Automatic measurements are made of audio presence and level in an audio signal by direct processing of an MPEG data stream representing the audio signal,...
US-8,848,926 Apparatus and method for restoring multi-channel audio signal using HE-AAC decoder and MPEG surround decoder
Provided is a method for controlling synchronizing downmix signals and MPEG surround side information signals by controlling a delay according to the kind of...
US-8,848,925 Method, apparatus and computer program product for audio coding
The invention relates to a method and an apparatus in which samples of at least a part of an audio signal of a first channel and a part of an audio signal of a...
US-8,848,881 Method and apparatus for telephonically accessing and navigating the internet
A method for accessing and browsing the interne through the use of a telephone and the associated DTMF signals is disclosed. The preferred embodiment provides a...
US-8,848,825 Echo cancellation in wireless inband signaling modem
An inband signaling modem receives digital user data for transmission to a remote location, via wireless and land line telecommunication networks. The modem...
US-8,848,025 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-8,847,779 Speaker enclosure design for efficiently generating an audible alert signal
Various inventive features are disclosed for efficiently generating regulation-compliant audible alerts, including but not limited to 520 Hz square wave...
US-8,847,682 Attenuating noise and cross-talk in an audio system by offsetting outputs in phase
An amplifier may include two or more pulse-width modulators (PWMs) controlling respective sets of switches to produce an amplified version of a source signal....
US-8,847,056 Vocal processing with accompaniment music input
Systems, including methods and apparatus, for generating audio effects based on accompaniment audio produced by live or pre-recorded accompaniment instruments,...
US-8,843,642 Gesturing to select and configure device communication
Described is a technology by which a gesture made with a source device (e.g., a cellular telephone), such as a throwing or pointing motion, is used to...
US-8,843,458 Method and arrangement for automatically searching information sources accessible through a data network
A method for automatically searching at least one information source accessible through a data network for contents that satisfy predefined criteria, which...
US-8,843,380 Method and apparatus for encoding residual signals and method and apparatus for decoding residual signals
Encoding and decoding of residual signals are provided. In a method of encoding a residual signal of an audio signal, the residual signal is divided into a...
US-8,843,364 Language informed source separation
Methods and systems for non-negative hidden Markov modeling of signals are described. For example, techniques disclosed herein may be applied to signals emitted...
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