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Searching: audio signal





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Patent # Description
US-8,284,960 User adjustable volume control that accommodates hearing
A method for processing audio signals optimizes the listening experience for hearing impaired listeners, as well as non-hearing impaired listeners, without...
US-8,284,959 Method and an apparatus for processing an audio signal
An apparatus for controlling a volume of an audio signal and method thereof are disclosed, by which a volume of an input signal can be controlled by using a...
US-8,284,958 Increased dynamic range microphone
Disclosed herein are apparatus, method, and computer program product whereby a device receives an acoustic signal, where the acoustic signal has a variable...
US-8,284,957 Method and apparatus for stereo enhancement of an audio system
A processing apparatus which is suitable for signal communication with a system having at least one of an input module and an output module. The processing...
US-8,284,956 Method and system for enhancing bass effect in audio signals
The quality of music output from audio systems is improved by simulating the effect of low frequency signals in the human ear. This thus allows listeners to...
US-8,284,955 System and method for digital signal processing
The present invention provides methods and systems for digitally processing audio signals. Some embodiments receive an audio signal and converting it to a...
US-8,284,954 BTSC encoder
The disclosed BTSC encoder includes a left high pass filter means for receiving a digital left channel audio signal and for digitally high pass filtering the...
US-8,284,951 Enhanced audio recording for smart pen computing systems
In a pen-based computing system, a pair of microphones captures audio concurrently with a smart pen device capturing handwriting gestures. The audio captured by...
US-8,284,950 Vehicle remote control interface for controlling multiple electronic devices
An interface device for interconnecting fixed controls of a vehicle to electronic devices. The interface device is capable of receiving control signals from...
US-8,284,946 Binaural decoder to output spatial stereo sound and a decoding method thereof
A binaural decoder for an MPEG surround stream, which decodes an MPEG surround stream into a stereo 3D signal, and a decoding method thereof. The method...
US-8,284,713 Wireless audio systems and related methods
Systems and methods are provided to facilitate the distribution of audio signals over wireless networks. In one implementation, an audio system includes a head...
US-8,284,323 Video audio processing device and standby and return method thereof
In a video audio processing device, a signal processing block (11, 12) includes an instruction memory (111, 121) and performs signal processing in accordance...
US-8,284,310 Delay matching in audio/video systems
An audio/video system comprises an audio signal processing path having an audio path delay and a video signal processing path having a video path delay. The...
US-8,284,086 Device and method for the transmission and reception of high fidelity audio using a single wire
An audio device (200) includes a first and second ICs (210) and (250) and a substrate (205). The first IC includes a sigma-delta, A/D converter (218) operable...
US-8,284,042 System and method of vehicle passenger detection for rear seating rows
A system for detecting a passenger in a rear seating row of a vehicle and alerting an occupant of a vehicle when a passenger safety device in a rear row is not...
US-8,283,547 Scheme for providing audio effects for a musical instrument and for controlling images with same
A method for use with a musical instrument includes receiving a signal representative of a sound produced by the musical instrument, receiving a selection of an...
US-8,281,998 Apparatus and method for commercial transactions using a communication device
An apparatus for effecting commercial transactions with a server using a transaction card via a communication device is provided. The apparatus includes a...
US-8,281,137 Method and apparatus for determining whether or not a reference pattern is present in a received and possibly...
Many watermarking systems make use of correlation for calculating a detection metric, which means that several reference patterns are generated at encoder side...
US-8,280,744 Audio decoder, audio object encoder, method for decoding a multi-audio-object signal, multi-audio-object...
An audio decoder for decoding a multi-audio-object signal having an audio signal of a first type and an audio signal of a second type encoded therein is...
US-8,280,743 Channel reconfiguration with side information
During production, at least one audio signal is processed in order to derive instructions for channel reconfiguring it. The at least one audio signal and the...
US-8,280,730 Method and apparatus of increasing speech intelligibility in noisy environments
A method (400, 600, 700) and apparatus (220) for enhancing the intelligibility of speech emitted into a noisy environment. After filtering (408) ambient noise...
US-8,280,540 Multimedia playing system and time-counting method applied thereto
A multimedia playing system includes an audio outputting device and a multimedia player. The audio outputting device includes a connecting plug and a distance...
US-8,280,538 System, medium, and method of encoding/decoding multi-channel audio signals
An system, method, and method of encoding/decoding a multi-channel audio signal, including a decoding level generation unit producing decoding-level information...
US-8,280,449 Audio usage detection
An audio handling device comprising: a source of audio data; a microphone; a loudspeaker; a transmitter for transmitting audio data; modification means for...
US-8,280,340 Clock generation for integrated radio frequency receivers
Systems of clock generation for integrated radio frequency receiver. In an integrated radio frequency receiver, a mixer is often used to down convert the...
US-8,280,087 Delivering fundamental frequency and amplitude envelope cues to enhance speech understanding
Systems, apparatus, and techniques are described to perform operations including receiving speech that includes audio signals from a talker. A fundamental...
US-8,280,083 Positioning of speakers in a 3D audio conference
A method, implemented by electronic data processing resources, for audio conference between conference participants via their respective terminals, the...
US-8,280,074 Audio signal processing apparatus
An audio signal processing apparatus for outputting an input digital audio signal as a positive phase PWM signal and a negative phase PWM signal. The resolution...
US-8,280,070 Arrangement and method for communicating audio and DC signals
An arrangement includes an input, a modulation circuit, an isolation circuit, a demodulator circuit, a detector circuit and at least two outputs. The input is...
US-8,279,784 Wireless HD AV packet format
An audio/video (AV) processor is coupled to a media access controller (MAC) to generate a composite packet having an optimized format for carrying audio, video,...
US-8,279,309 Image capturing device with signal sampling
An image capture device includes a first clock generating unit that generates a first clock for sampling a video signal using a first crystal oscillator, a...
US-8,279,260 System and method for a conference server architecture for low delay and distributed conferencing applications
Systems and methods for conducting a multi-endpoint video signal conference are provided. Conferencing endpoints are linked by pairs of a reliable and a less...
US-8,279,176 Mouse with improved input mechanisms using touch sensors
A mouse having improved input methods and mechanisms is disclosed. The mouse is configured with touch sensing areas capable of generating input signals. The...
US-8,277,221 Talking plush novelty toy and interactive story book for teaching a reader desired behavioral patterns to...
A portable talking toy having an audio signal producer is provided with an educational book, which contains indiciums noted on at least one of the pages that...
US-8,275,626 Apparatus and a method for decoding an encoded audio signal
An apparatus for decoding an encoded audio signal having first and second portions encoded in accordance with first and second encoding algorithms, ...
US-8,275,625 Adaptive variable bit rate audio encoding
A method and apparatus for producing a variable bit rate audio signal is disclosed. An audio signal is encoded into a plurality of encoded audio signals at...
US-8,275,610 Dialogue enhancement techniques
A plural-channel audio signal (e.g., a stereo audio) is processed to modify a gain (e.g., a volume or loudness) of a speech component signal (e.g., dialogue...
US-8,275,477 Method and apparatus for distortion of audio signals and emulation of vacuum tube amplifiers
A method for digitally processing audio signals to emulate the effects of vacuum tube amplifiers and preamplifiers, musical instrument amplification systems,...
US-8,275,476 Apparatus and method of encoding and decoding audio signals
In one embodiment, the method includes receiving an audio signal having configuration information and at least one channel, and reading an indicator from the...
US-8,275,475 Method and system for estimating frequency and amplitude change of spectral peaks
Methods, digital systems, and computer readable media are provided for estimating change of amplitude and frequency in a digital audio signal by transforming a...
US-8,275,473 Data recording and reproducing apparatus, method of recording and reproducing data, and program therefor
A data recording and reproducing apparatus is adapted to receive audio data created by encoding an original sound signal and to decode the audio data into the...
US-8,275,315 System and method for transmitting data over an audio communication link
The present invention relates to a system and method that allows a user to transfer digital data to and from a mobile device between two or more communication...
US-8,275,307 Vehicle audio integrator
An audio integrator monitors the outputs of a plurality of audio sources, and a controller prioritizes the audio sources. An active audio detection circuit...
US-8,275,160 Delay time calculation apparatus, delay time calculation method, and storage medium storing program therefor
A delay time calculation apparatus that enables all of speaker units constituting a speaker array to contribute to the formation of a combined wavefront...
US-8,275,154 Apparatus for processing an audio signal and method thereof
An apparatus for processing an audio signal and method thereof are disclosed, by which a local dynamic range of an audio signal can be adaptively normalized as...
US-8,275,153 System and method for generating an audio gain control signal
Embodiments of a system and method of controlling the loudness of an audio signal are disclosed. The method includes determining a long term loudness level for...
US-8,275,152 Dynamic bass boost filter
Bass frequencies of audio can be dynamically boosted using various techniques and tools. The described techniques and tools can be applied separately or in...
US-8,275,151 Speakerphone using adaptive phase rotation
An improved speakerphone for a cellular telephone, portable telephone handset, or the like. In one embodiment, a receiver provides an audio signal, and a first...
US-8,275,150 Apparatus for processing an audio signal and method thereof
An apparatus for processing an audio signal and method thereof are disclosed, by which a local dynamic range of an audio signal can be adaptively normalized as...
US-8,275,148 Audio processing apparatus and method
An audio processing apparatus is provided, comprising: a main microphone for receiving sounds from a source and noises from non-source sources and generating a...
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