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Searching: audio signal





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Patent # Description
US-7,982,124 Wireless guitar synthesizer
A wireless guitar synthesizer for creating theremin like sounds on an unmodified electric guitar. The wireless synthesizer generally includes a portable housing...
US-7,982,122 Device and method for analyzing an audio datum
A device and a method for analyzing an audio datum is described, having a semitone analyzer which is implemented to analyze the audio datum with regard to a...
US-7,982,119 Music transcription
Methods, systems, and devices are described for automatically converting audio input signal data into musical score representation data. Embodiments of the...
US-7,982,113 Method for synchronizing at least one multimedia peripheral of a portable communication device, and...
A method and device of synchronizing at least one multimedia peripheral of a portable communication device with a synthetic audio file include storing...
US-7,979,282 Methods and apparatuses for encoding and decoding object-based audio signals
Provided are an audio encoding method and apparatus and an audio decoding method and apparatus in which audio signals can be encoded or decoded so that sound...
US-7,979,148 Audio signal processing apparatus
An audio signal encoding apparatus includes a device for compressing multiple-channel digital audio signals into compression-resultant multiple-channel signals...
US-7,979,147 Engine sound replication device
An apparatus for replicating an engine and/or exhaust sound of a predetermined vehicle includes files stored in computer-readable form in a memory library of...
US-7,979,146 System and method for automatically producing haptic events from a digital audio signal
The system and method described is directed to receiving digital audio files and automatically converting the received files into haptic events. In an...
US-7,979,135 Cochlear implant pitch intensity
A system and method are described for generating electrode stimulation signals for an implanted electrode array having multiple stimulation electrodes. An...
US-7,978,959 Memory addressing method suitable for systems having a variable speed data reproduction capability
A memory addressing method is suitable for systems performing data compression and/or expansion such as audio and/or video systems having a variable speed data...
US-7,978,875 Signal processing utilizing host carrier information
The present invention generally relates to processing audio, video and images. One claim recites a method including: obtaining media signal comprising a...
US-7,978,867 Audio signal system
An audio signal system is provided having, in one embodiment, a magnetostrictive core of varying shapes, sizes, and permeability. The core is wound with a wire,...
US-7,978,865 Audio processing apparatus
An audio processing apparatus comprising: channel determination section for determining which one of a combination of the first left audio signal and the first...
US-7,978,864 Audio signal processing system
In a mixer system including an editing device that edits a configuration of signal processing by designating a combination of a plurality of components and a...
US-7,978,862 Method and apparatus for audio signal processing
A sampled digital audio signal is displayed on a spectrogram, in terms of frequency vs. time. An unwanted noise in the signal is visible in the spectrogram and...
US-7,978,860 Playback apparatus and playback method
A playback apparatus includes a forming section which, on the basis of an audio signal to be played back, forms audio signals on a plurality of channels for...
US-7,978,853 System and computer program product for protecting audio content
Techniques for protecting information in an audio file are provided. The techniques include obtaining an audio file, detecting information beating one or more...
US-7,978,838 Conference endpoint instructing conference bridge to mute participants
Disclosed herein are methods, systems, and devices for improved audio, video, and data conferencing. The present invention provides a conferencing system...
US-7,977,563 Overdubbing device
A CPU of an overdubbing device plays back a music file recorded in a memory card of the device and outputs the file as a played-back audio signal while mixing...
US-7,976,347 Multifunctional electrical connector
An electrical receptacle is provided and includes an insulative housing defining a first receiving space and a second space in communication with the first...
US-7,975,285 Broadcast receiver and output control method thereof
According to one embodiment, a broadcast receiver is configured to receive a broadcast signal and output the broadcast signal to an external device. The...
US-7,974,845 Stuttering treatment methods and apparatus
Stuttering treatment methods and apparatus which utilize removable oral-based appliances having actuators which are attached, adhered, or otherwise embedded...
US-7,974,840 Method and apparatus for encoding/decoding MPEG-4 BSAC audio bitstream having ancillary information
A method of and an apparatus for encoding/decoding an MPEG-4 bit sliced arithmetic coding (BSAC) audio bitstream having ancillary information. A time domain...
US-7,974,839 Method, medium, and apparatus encoding scalable wideband audio signal
Provided is a method and apparatus for encoding a scalable wideband audio signal, the method including: filtering a voiced signal by performing linear...
US-7,974,838 System and method for pitch adjusting vocals
A system and method to assist a singer or other user. An audio source is processed to extract the lead vocals from the audio signal. This vocal signal is fed to...
US-7,974,837 Audio encoding apparatus, audio decoding apparatus, and audio encoded information transmitting apparatus
The encoding apparatus includes an MDCT unit which transforms an inputted audio signal into a frequency parameter, for every predetermined time-frequency...
US-7,974,717 Customizing soundtracks
A system and method for replacing all or part of the original audio of a digital program with other audio enables a user to customize a digital program...
US-7,974,716 Preprogrammed hearing assistance device with program selection based on patient usage
A programmable apparatus improves perception of sound by a person. In one embodiment, the apparatus includes a processor, digital-to-analog converter, audio...
US-7,974,715 Audio/video transcription system
A computer based digital transcription system employs audio and video inputs of a court proceeding, and stores the digital signals in a memory in the form of...
US-7,974,713 Temporal and spatial shaping of multi-channel audio signals
A selected channel of a multi-channel signal represented by frames composed from sampling values having a high time resolution is provided that can be encoded...
US-7,974,582 Mobile wireless communications device having improved RF immunity of audio transducers to electromagnetic...
A mobile wireless communications device includes a housing and circuit board carried by the housing and having radio frequency (RF) circuitry and a processor...
US-7,974,439 Embedding hidden auxiliary information in media
Methods and apparatus for steganographically embedding information in media signals (e.g., audio and video) are provided. One claim recites a method of enabling...
US-7,974,425 Sound system and method of sound reproduction
A sound reproduction system comprises a left and right speakers located in close proximity, and a sound processor which provides audio signals to the pair of...
US-7,974,424 Speaker array system
A speaker array system for outputting, with a simplified construction, sounds audible with a nearly uniform sound volume within an arbitrarily set area. The...
US-7,974,421 Audio signal processing method and related device
An audio signal processing method includes: controlling the volume of a digital audio signal according to a latest value of an adaptive gain value which is...
US-7,974,420 Mixed audio separation apparatus
A mixed audio separation system (100) which separates a specific audio from among a mixed audio (S100) includes a local frequency information generation unit...
US-7,974,419 Pop sound prevention module and speaker apparatus thereof
A pop sound prevention module and a speaker apparatus thereof are provided. The pop sound prevention module is used for preventing the speaker apparatus...
US-7,974,417 Multi-channel bass management
A multi-channel audio system including first combining circuitry, for combining a first spectral band of a first plurality channels to provide a first bass...
US-7,974,411 Method for protecting audio content
Techniques for protecting information in an audio file are provided. The techniques include obtaining an audio file, detecting information bearing one or more...
US-7,974,287 Method and apparatus for processing an audio signal
A method for processing an audio signal, comprising the steps of extracting an ancillary signal for generating the audio signal, an extension signal included in...
US-7,974,255 Method and apparatus for multi-stream transmission with time and frequency diversity in an orthogonal frequency...
A method and apparatus increase the time and frequency diversity of a multi-stream signal in a DAB system. A plurality of audio streams are divided into four...
US-7,974,251 Wireless networks for vehicles
A system for a vehicle including a first user interface to generate a first command to receive audio/video data from a server in the vehicle, a first wireless...
US-7,973,857 Teleconference group formation using context information
Teleconferencing and, in particular, distributed teleconferencing may use methods and systems for location grouping to reduce feedback and other audio...
US-7,973,598 Audio power amplifier and a pre-amplifier thereof
An audio power amplifier includes a pre-amplifier, an error amplifier, a comparator, a bridge circuit, and a feedback circuit, in which the gain of the...
US-7,973,512 Mobile telephone charger with promotional audio output
A mobile telephone charger capable of reproducing a promotional audio tune is provided comprising a housing, a power input connector attached to the housing for...
US-7,971,108 Modem-assisted bit error concealment for audio communications systems
Systems and methods are described for managing bit errors present in a series of encoded bits representative of a portion of an audio signal, wherein the series...
US-7,970,604 System and method for switching between a first filter and a second filter for a received audio signal
System, method and computer-readable medium are disclosed for using filters signal processing. The system includes a module that receives information regarding...
US-7,970,564 Enhancement techniques for blind source separation (BSS)
This disclosure describes signal processing techniques that can improve the performance of blind source separation (BSS) techniques. In particular, the...
US-7,970,391 Managing availability status in a communications network
A system and a method are disclosed for a presence engine and a method of operating a presence engine for encoding or decoding availability status into a signal...
US-7,970,342 Digital music player accessory with digital communication capability
An accessory for a digital music player establishes bidirectional communications between the digital music player and a remote receiver. The bidirectional...
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