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Searching: audio signal





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Patent # Description
US-7,792,304 Multichannel spectral mapping audio apparatus and method
A method and circuit for deriving a set of multichannel audio signals from a conventional monaural or stereo audio signal uses an auxiliary multichannel spectral...
US-7,792,293 Method and apparatus for modifying a subsequently generated control command in a content control system
In record or content control management systems, various selected reference, record control, copy protection or control information signals, or other signifiers,...
US-7,792,281 Delay estimation and audio signal identification using perceptually matched spectral evolution
A signal identification method comprises receiving an incoming signal having incoming frames; receiving an outgoing signal having outgoing frames; extracting...
US-7,792,152 Scheme for transmitting video and audio data of variable formats over a serial link of a fixed data rate
A flexible framing format and implementation scheme for transmitting uncompressed video data selected from a group of various video formats, audio data and...
US-7,792,062 System and method for supporting conferencing capabilities over packet-switched networks
An IP telephone which supports a voice conference call with a plurality of other IP telephones over a packet-switched network is disclosed. The IP telephone...
US-7,791,551 Wireless audio signal receiver device for a hearing instrument
A receiver device for receiving audio signals from a remote source has a magnetic loop antenna for receiving radio frequency signals carrying audio signals, a...
US-7,791,471 Item locator system utilizing item and location bar codes
An item location system uses voice activation and responsiveness to identify location(s) of item(s) sought by a user. The system may include a continuous speech...
US-7,791,427 Systems and methods to minimize startup transients in class D amplifiers
Systems and methods for minimizing startup transients in digital audio controllers that may result in audible artifacts in the output of an audio amplification...
US-7,789,800 Methods and systems for controlling an exercise apparatus using a USB compatible portable remote device
A portable system retrieves one or more exercise programs from a remote communication system that provides motivational content for a user exercising upon an...
US-7,788,815 Prism pole with direct readout
A prism pole has a tubular housing having an open top, a flange at the open top, a bottom portion for contacting ground soil, a height-adjustable rod insertable...
US-7,788,545 Broadcast receiving device
A broadcast receiving device includes a card slot, a fan, a temperature sensor, a memory component and a control unit. The card slot accepts an IC card. The fan...
US-7,788,412 Display system and method
A display system and method are disclosed. The system comprises a data transmitting apparatus built in a computer and a data receiving apparatus connected to a...
US-7,788,107 Method for decoding an audio signal
The invention relates to a method for decoding an audio signal, to allow an audio signal to be compressed and transferred more efficiently. The inventive method...
US-7,788,095 Method and apparatus for fast search in call-center monitoring
A method and apparatus for indexing one or more audio signals using a speech to text engine and a phoneme detection engine, and generating a combined lattice...
US-7,788,090 Combined audio coding minimizing perceptual distortion
An audio encoder in which two or more preferably different encoders cooperate to generate a joint encoded audio signal. Encoding parameters of the two or more...
US-7,787,975 Restoring audio signals
Methods, systems, and apparatus, including computer program products, for restoring audio signals. A data sequence of samples representing an audio signal is...
US-7,787,957 Auto-referencing mixed-mode phase locked loop for audio playback applications
Audio streaming is made available throughout the signal processing path of the speech processor of a cochlear implant or other audio signal processor. Audio...
US-7,787,956 Generation of electrical stimuli for application to a cochlea
A method for processing sound signals to generate electrical stimuli for an auditory prosthesis electrode array including a plurality of electrodes, the method...
US-7,787,822 FM-jam device and kit
An FM-Jam device features a sonic character transformation module in combination with an FM transmitter module. The sonic character transformation module...
US-7,787,639 Circuit for suppressing audio noise
A circuit for suppressing audio noise having a common node electrically connected to an output terminal of a preamplifier and an input terminal of a...
US-7,787,638 Method for reproducing natural or modified spatial impression in multichannel listening
The invention concerns a method for reproducing spatial impression of existing spaces in multichannel or binaural listening. It consists of following...
US-7,787,634 Musical distortion circuits
Musical distortion circuits are presented, typically for use with electric guitars, other electronic musical instruments or other sources of audio signals. In...
US-7,787,632 Support of a multichannel audio extension
The invention relates to methods and units supporting a multichannel audio extension. In order to allow an efficient extension requiring a low computational...
US-7,787,631 Parametric coding of spatial audio with cues based on transmitted channels
A binaural cue coding scheme in which cue codes are derived from the transmitted audio signal. In one embodiment, an encoder downmixes C input channels to...
US-7,787,605 Conference bridge which decodes and responds to control information embedded in audio information
Disclosed herein are methods, systems, and devices for improved audio, video, and data conferencing. The present invention provides a conferencing system...
US-7,786,796 Audio amplifier
An audio amplifier including a differential mode integrator, a first comparator, a second comparator, a logic circuit and a driving unit is provided. The...
US-7,784,935 Eyewear with removable audio system
Eyewear includes a left temple and a right temple. Each of the temples has a cavity sized to receive an audio device such as a BlueTooth transceiver configured...
US-7,784,583 Deep insertion vented earpiece system
A deep insertion vented earpiece system is described including resilient earpieces shaped to a wearer's ear canal for a conformal fit. A receptacle is provided...
US-RE41,608 System and method to acquire audio data packets for recording and analysis
A signal monitoring apparatus and method involving devices for monitoring signals representing communications traffic, devices for identifying at least one...
US-7,783,495 Method and apparatus for encoding and decoding multi-channel audio signal using virtual source location information
Provided is a method and apparatus for encoding/decoding a multi-channel audio signal. The apparatus for encoding a multi-channel audio signal includes a frame...
US-7,783,494 Time slot position coding
Spatial information associated with an audio signal is encoded into a bitstream, which can be transmitted to a decoder or recorded to a storage media. The...
US-7,783,493 Slot position coding of syntax of spatial audio application
Spatial information associated with an audio signal is encoded into a bitstream, which can be transmitted to a decoder or recorded to a storage media. The...
US-7,783,489 Audio identification system and method
A method and system for direct audio capture and identification of the captured audio. A user may then be offered the opportunity to purchase recordings directly...
US-7,783,480 Audio encoding apparatus, audio decoding apparatus, communication apparatus and audio encoding method
An audio encoding apparatus and the like are disclosed which can improve the sound quality of encoded audio signals even in a case of scalable CELP encoding the...
US-7,783,298 GPS-microphone for communication system
A GPS-microphone, which is adapted for incorporating a communication system, includes a speaker-microphone set, a radio frequency transmitter communicatively...
US-7,783,153 Method and apparatus for reproducing multimedia data
A method and apparatus for reproducing multimedia data. The method and apparatus for reproducing multimedia data receives externally-provided multimedia data,...
US-7,783,063 Digital linking of multiple microphone systems
Systems and methods for digitally linking multiple microphones and managing microphone signals are provided. Embodiments provide for digitally linking of...
US-7,783,062 Automatic audio distortion control method and apparatus
Disclosed is an automatic audio distortion control method and apparatus, wherein the automatic audio distortion control apparatus comprises an amplifier (6) and...
US-7,783,052 Multichannel spectral mapping audio apparatus and method
A method and circuit for deriving a set of multichannel audio signals from a conventional monaural or stereo audio signal uses an auxiliary multichannel spectral...
US-7,783,051 Method and an apparatus for decoding an audio signal
A method for processing an audio signal, comprising: receiving a downmix signal, an object information, and a mix information; generating a multi-channel...
US-7,783,050 Method and an apparatus for decoding an audio signal
A method for processing an audio signal, comprising: receiving a downmix signal and a downmix processing information; and, processing the downmix signal using a...
US-7,783,049 Method and an apparatus for decoding an audio signal
A method for processing an audio signal, comprising: receiving a downmix signal in time domain; if the downmix signal corresponds to a mono signal, bypassing the...
US-7,783,048 Method and an apparatus for decoding an audio signal
A method for processing an audio signal, comprising: receiving a downmix signal, an object information, and a mix information; generating a downmix processing...
US-7,783,014 Decryption and decompression based audio system
A sending device exchanges handshake signals with a receiving device prior to the delivery of compressed digital audio data. The sending and receiving devices...
US-7,782,826 Radio gateway system and method for interfacing a radio system and an IP network
A radio gateway system and method for interfacing one or more radio systems and a packet network. The system comprises a plurality of gateways, each gateway...
US-7,782,494 Communication device
When a facsimile device detects an audio signal via a CNG signal detection unit while detecting an OFF signal in a CNG signal during a telephone conversation,...
US-7,782,373 Apparatus and method for displaying pictures in a mobile terminal
A method for generating a combined signal in a mobile terminal equipped with a camera that captures image signals. A captured image signal is coded into a still...
US-7,782,181 Telematic parametric speed metering system
Embodiments of the present invention provide systems, articles of manufacture and methods for a telematic parametric speed metering system. In one embodiment, a...
US-7,782,129 System and method to reduce audio artifacts from an audio signal by reducing the order of the control loop
A system is provided for use in an audio signal processor to reduce the order of the loop to remove sound artifacts from an audio signal that includes an input...
US-7,782,117 Constant switch Vgs circuit for minimizing rflatness and improving audio performance
A MOSFET switch is disclosed that is driven on by a circuit that provides a constant gate to source voltage, Vgs, that is independent of the input voltage, the...
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