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Searching: audio signal





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Patent # Description
US-7,802,284 Method for transmitting and receiving audio in Mosaic EPG service
Disclosed is a method for transmitting and receiving audio in a Mosaic electronic program guide (EPG) service. A digital broadcast transmitting side mixes stereo...
US-7,801,943 Cataloging audio content
A method, apparatus, and signal-bearing medium that monitors users' audio choices within a network and presents a sorted list of the most recent or most frequent...
US-7,801,732 Audio codec system and audio signal encoding method using the same
An audio codec system and an encoding method using the same are provided. According to the method, encoding and decoding processes are repeatedly performed so as...
US-7,801,559 Methods and apparatus for baseband digital spectrum translation (BDST)
A method for transmitting and receiving digitally modulated wireless signals using an analog FM transceiver is provided. The analog FM transceiver has a transmit...
US-7,801,319 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-7,801,317 Apparatus and method of reproducing wide stereo sound
An apparatus and a method of reproducing a wide stereo sound by widening a stereo sound output by an audio reproducing apparatus using only two closely disposed...
US-7,801,315 Method and device for driving a directional speaker
A directional speaker that vibrates a diaphragm to send sound waves includes reproducing signal generation means 10 for outputting a reproducing audible signal;...
US-7,801,314 Audio signal processing apparatus
In an audio signal encoding apparatus, a first audio signal and a second audio signal are added into an addition-result signal. The first audio signal is...
US-7,801,313 Method and apparatus for reproducing audio signal
An audio signal is supplied to a loudspeaker array to perform wavefront synthesis. A virtual sound source is produced at an infinite distance using wavefront...
US-7,801,312 Audio signal processing circuit
An audio signal processing circuit for an audio reproduction apparatus at least having sound source located substantially at left and right sides to a listener,...
US-7,801,311 Radio receiver with stereo decoder and method for use therewith
A stereo decoder includes a first digital filter for producing a first filtered composite audio signal and a second digital filter for producing a second...
US-7,800,484 Car safety device
A vehicle safety device has a cabin unit which includes a cabin unit housing holding a keypad, a speaker, a cpu, and a transmitter. The speaker provides an audio...
US-7,800,435 Audio filter using a diode connected MOSFET
A diode connected P-type CMOS transistor is operated in the sub-threshold area and, with a bypass capacitor, operates as a low pass audio filter. The equivalent...
US-7,799,986 Stringed instrument for connection to a computer to implement DSP modeling
Disclosed is a stringed instrument that includes a plurality of strings and a pickup to which each of the plurality of strings is respectively coupled that is...
US-7,797,718 Control system and user interface for network of input devices
Apparatus, methods, and systems for centrally and uniformly controlling the operation of a variety of devices, such as communication, consumer electronic,...
US-7,797,711 Graphical user interface for a device having multiple input and output nodes
A graphical user interface (GUI) is described. The GUI includes first GUI elements that provide a visual representation of the nodes of an audio/video device. In...
US-7,797,317 Information recording apparatus and method, and information recording system
In recording information, meta data defined in SMPTE 298M and 335M, buried in video and audio material signals to be recorded to a magnetic tape (30) are...
US-7,797,162 Audio encoding device and audio encoding method
There is provided an audio encoding device capable of generating an appropriate monaural signal from a stereo signal while suppressing the lowering of encoding...
US-7,797,156 Speech analyzing system with adaptive noise codebook
Presented herein are systems and methods for generating an adaptive noise codebook for use with electronic speech systems. The noise codebook includes a...
US-7,797,155 System and method for measurement of perceivable quantization noise in perceptual audio coders
A technique for computing perceptual noise in an audio signal that is computationally efficient. In one example embodiment, the technique includes computing...
US-7,797,065 Automute detection in digital audio amplifiers
A digital audio processor for a digital audio receiver having an improved automute sequence is disclosed. The digital audio processor includes automute detection...
US-7,797,051 Method, device and computer program for generating a control signal for a cochlear implant, based on an audio...
A method of generating a control signal for a cochlear implant based on an audio signal includes calculating first information on an activity pattern over time...
US-7,796,947 Display system and FM signal transferring method thereof
Provided is a display system for transmitting FM signals to an external audio system having an FM reception function. The display system includes: a tuner for...
US-7,796,770 Hearing aid with frequency channels
The invention regards a method for sound processing in an audio device wherein an audio signal is provided and the audio signal is frequency shaped according to...
US-7,796,769 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-7,796,766 Audio center channel phantomizer
The invention relates to a method of processing an input signal into a phantomized signal, including adding at least one attenuated delayed signal to the input...
US-7,796,765 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-7,796,583 Packet handler for high-speed data networks
An improved packet handler for VoIP cable modems and other high-speed digital devices includes a direct communication link via hardware among internal processing...
US-7,796,565 Mixed voice and spread spectrum data signaling with multiplexing multiple users with CDMA
Systems, methods, and devices for mixed voice and spread spectrum data signaling with spread spectrum data hiding with CDMA (Code Division Multiple Access) for...
US-7,796,195 Circuit for eliminating abnormal sound
A circuit for eliminating abnormal sound includes a video/audio processor, a D/A converter, a front-stage mute circuit, a changing delay device, a front-stage...
US-7,795,969 Digital amplifier
Recently, the use of class D audio amplifiers has become more and more widespread. In contrast to the generally employed class A-B linear amplification...
US-7,795,962 Method and apparatus to correct an error in a switching power amplifier
An error correction method and apparatus to enhance performance of a switching power amplifier through digital feedback of an audio pulse width modulation (PWM)...
US-RE41,702 Automatic headset hookswitch
A headset storage device includes a headset cradle, a switch and a manual override device. The headset cradle has two positions: a first position when the...
US-7,793,327 Terminal device and method for using different services offered via a telecommunications network
A terminal device for using different services offered via a telecommunications network includes at lest one receiving device for image and sound information, at...
US-7,792,820 System for intelligent consumer earcons
A system for implementing intelligent consumer earcons, includes: one or more communication devices for carrying out conversations between users and for playing...
US-7,792,696 Method and apparatus for allowing a broadcast to remotely control a computer
The present invention disclosed and claimed herein comprises a system and method for launching an advertisement on a computer having an audio input interface and...
US-7,792,681 Time-scale modification of data-compressed audio information
A data-compressed audio waveform is temporally modified without requiring complete decompression of the audio signal. Packets of compressed audio data are first...
US-7,792,679 Optimized multiple coding method
The invention relates to the compression coding of digital signals such as multimedia signals (audio or video), and more particularly a method for multiple...
US-7,792,675 System and method for automatic merging of multiple time-stamped transcriptions
A system for automatically merging multiple time-stamped transcriptions is provided. The system includes a transcription server for receiving a signal having...
US-7,792,668 Slot position coding for non-guided spatial audio 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-7,792,524 iPort controller
A multi-zone audio system is provided that is portable to a handheld audio device at a plurality of locations. The system includes a multi-zone audio system...
US-7,792,511 Security system with dynamic range enhancement for FM demodulation
A system and method for communicating between a base and a remote device in a security system. The base receives an audio signal from a telephone network via a...
US-7,792,498 Apparatus for and method of automatic radio link establishment
A novel and useful mechanism for automatically establishing a radio link between a communications device and a commercially available FM radio receiver, thereby...
US-7,792,416 Encoding apparatus of audio signal, audio disc and disc reproducing apparatus
DVD-video data and DVD-audio data are recorded in a DVD-Avd disc. The DVD-audio data is composed of an audio manager having an audio manager information, an...
US-7,792,311 Method and apparatus for automatically enabling subwoofer channel audio based on detection of subwoofer device
Techniques for processing input signals in accordance with an output configuration are disclosed. According to one aspect of the techniques, a module implemented...
US-7,792,310 Method and apparatus for automatically setting speaker mode in audio/video system
A method and apparatus for automatically determining a characteristic of a speaker and automatically setting a speaker mode in an audio/video system. The method...
US-7,792,308 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-7,792,307 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-7,792,306 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-7,792,305 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...
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