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Searching: audio signal





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Patent # Description
US-8,107,595 Supervised paging, messaging background music and emergency voice evacuation system
The present invention generally discloses a supervised paging, messaging background music and emergency voice evacuation system. In one embodiment, the system...
US-8,107,505 Method and apparatus for generating information signal to be recorded
A compressively-encoding-resultant video signal resulting from compressively encoding a video signal, a first compressively-encoding-resultant audio signal...
US-8,107,321 Joint position-pitch estimation of acoustic sources for their tracking and separation
The invention relates to a method for localizing and tracking acoustic sources (101) in a multi-source environment, comprising the steps of recording...
US-8,106,948 Mobile terminal device, computer-readable recording medium, and computer data signal
Even if an external output device like an earphone is disconnected during outputting of reproduced recorded contents, the recorded contents can be consecutively...
US-8,106,745 Remote control signaling using audio watermarks
A system for using a watermark embedded in an audio signal to remotely control a device. Various devices such as toys, computers, and appliances, equipped with...
US-8,106,744 Remote control signaling using audio watermarks
A system for using a watermark embedded in an audio signal to remotely control a device. Various devices such as toys, computers, and appliances, equipped with...
US-8,106,282 Music accompaniment apparatus having delay control function of audio or video signal and method for controlling...
There is provided a music accompaniment apparatus that is connected to at least one external device to reproduce an audio or video signal, the music...
US-8,104,569 Speaker cabinet system
A speaker cabinet includes a first surface oriented generally along a first plane and a second surface oriented generally along a second plane. The second plane...
US-8,104,065 System to provide markers to affect rendering and navigation of content on demand
A content on demand system includes logic to deliver at least one audio and/or video stream and to insert markers in the at least one stream, the markers...
US-8,103,516 Subband coding apparatus and method of coding subband
A subband coding apparatus carries out subband coding which prevents deterioration in coding performance and improves audio quality of decoded signals. The...
US-8,103,514 Slot position coding of OTT syntax of spatial audio coding 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-8,103,513 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-8,103,369 Network system and audio signal processor
An audio network system that performs transport of audio signals among nodes by cascading a plurality of nodes each including two sets of transmission I/Fs and...
US-8,103,231 Transmission and receiver system operating on different frequency bands
A receiver can extract digital data from wireless radio frequency signal. The digital data contains at least two sets of compressed digital audio data each...
US-8,103,152 Information recording medium, and apparatus and method for recording information to information recording medium
Provided is an information recording medium which achieves high speed conversion of a signal input from external from MPEG-TS to MPEG-PS complying with DVD...
US-8,103,053 Method and apparatus for associating identifiers with content
Watermark detection in an image or the like can be optimized by exploiting the innate biases in the image to emphasize the watermark signal. The watermark...
US-8,103,033 Audio system for portable device
An audio system has an enclosure and a transducer that is mounted to the enclosure. The transducer creates a vibration of the enclosure in response to being...
US-8,103,023 Apparatus and method for acoustic beamforming
An apparatus for acoustic beamforming comprises a beamform processor (105) for generating a beamformed signal from two audio inputs. An update processor (107)...
US-8,103,021 Audio reproducing apparatus
An audio reproducing apparatus includes a power supply, an amplifier, a speaker, and a controller. The power supply is for supplying a voltage. The amplifier is...
US-8,103,020 Enhancing audio signals by nonlinear spectral operations
A system and method are disclosed for enhancing audio signals by nonlinear spectral operations. Successive portions of the audio signal are processed using a...
US-8,103,016 Network system and audio signal processor
An audio network system that performs transport of audio signals among nodes by cascading a plurality of nodes each including two sets of transmission I/Fs and...
US-8,103,015 Wire-free headset, portable media player
There are proposed wireless headphones which have at least one electroacoustic transducer for the reproduction of audio signals, a receiver for receiving...
US-8,103,009 Wired, wireless, infrared, and powerline audio entertainment systems
A method and system for communicating audio signals between an input device and an output device via a network. The output device can include loudspeakers and...
US-8,103,007 System and method of detecting speech intelligibility of audio announcement systems in noisy and reverberant spaces
A system and method to detect and remediate unacceptable levels of speech intelligibility evaluates received test audio transmitted across and received in a...
US-8,103,006 Spatial resolution of the sound field for multi-channel audio playback systems by deriving signals with high...
Audio signals that represent a sound field with increased spatial resolution are obtained by deriving signals that represent the sound field with high-order...
US-8,103,005 Primary-ambient decomposition of stereo audio signals using a complex similarity index
An audio signal is processed to derive primary and ambient components of the signal. The signal is first transformed to generate frequency-domain subband...
US-8,102,984 Speakerphone and conference bridge which receive and provide participant monitoring information
Disclosed herein are methods, systems, and devices for improved audio, video, and data conferencing. The present invention provides a conferencing system...
US-8,102,959 Digital audio processing system and method
A digital audio processing system includes an input to receive a phase component of a signal. The digital audio processing system includes symbol recognition...
US-8,102,836 Synchronization of a split audio, video, or other data stream with separate sinks
Methods, systems, and apparatuses for synchronizing one or more output/sink devices are described. In each sink device, a communication packet is received from...
US-RE43,132 Volume control for audio signals
A motion picture soundtrack reproduction system has a center front soundtrack channel and a plurality of other soundtrack channels. A volume control adjusts the...
US-8,099,751 Apparatus and method for displaying digital multimedia broadcasting service
An apparatus and method for displaying a digital multimedia broadcasting (DMB) service, which is capable of always displaying a dynamic label service (DLS) of a...
US-8,099,403 Content identification and management in content distribution networks
Peer-to-peer file sharing and uploading of content to content server systems is increasing in popularity on the Internet. Content signals can be edited and...
US-8,099,330 System and method for soliciting and receiving merchandise orders
A rider signal is transmitted over programming signal. The rider signal is stored in a rider buffer and includes merchandise ordering data. When a user wishes...
US-8,099,293 Audio signal processing
An audio system for processing two channels of audio input to provide more than two output channels. The input may be conventional stereo material or compressed...
US-8,099,276 Sound quality control device and sound quality control method
According to one embodiment, a sound quality control device includes: a time domain analysis module configured to perform a time-domain analysis on an...
US-8,099,183 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-8,099,142 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-8,099,128 Portable electronic device providing gaming functions
A portable electronic device includes a keypad, a memory system, and an audio effect system. The memory system includes a video game application and an audio...
US-8,098,875 Headrest surround channel electroacoustical transducing
An audio system including a first audio source, including a surround channel signal, coupled to an electroacoustical transducer mounted in the back of a seat...
US-8,098,867 Attachable external acoustic chamber for a mobile device
An external acoustic chamber (220) for attachment to a mobile device (200) is provided. The external acoustic chamber (220) optimizes the audio performance of...
US-8,098,857 Hearing aid having an audio signal generator and method
The invention relates to a hearing aid having a sound receiver and a sound generator. The hearing aid also has an audio signal unit that is functionally linked...
US-8,098,855 Flexible electret actuators and methods of manufacturing the same
A flexible actuator comprises a thin film and at least one first enclosure with at least one first bendable element coupled to the first enclosure. The thin...
US-8,098,851 User interface for network audio mixers
Briefly, in accordance with one or more embodiments, a first mixer connects to a network and if a second mixer is detected on the network, the first mixer...
US-8,098,844 Dual-microphone spatial noise suppression
Spatial noise suppression for audio signals involves generating a ratio of powers of difference and sum signals of audio signals from two microphones and then...
US-8,098,835 Method and apparatus to enhance low frequency component of audio signal by calculating fundamental frequency of...
A method and apparatus to enhance a low frequency component of an audio signal, by computing a fundamental frequency of an input audio signal using the input...
US-8,098,833 System and method for dynamic modification of speech intelligibility scoring
A system and method to detect and measure remediated speech intelligibility by evaluating received test audio transmitted across and received in a space or...
US-8,098,830 Method and apparatus for reducing noise in an audio signal
A technique for reducing inherent noise in a real time digital audio wireless system. The technique allows for low power stereo analog to digital and digital to...
US-8,098,813 Communication system
In an embodiment, a method for removing an echo component is a first signal received at an audio input device includes outputting a second signal from an audio...
US-8,098,610 Multiplexing and demultiplexing radio channels
In one embodiment, a method and apparatus of multiplexing and demultiplexing radio channels includes receiving data through at least one multicast media channel...
US-8,098,338 Liquid crystal television including a left speaker and a right speaker for outputting audio based on an audio...
An audio signal is transmitted to a sensor substrate D through a cable 60c connecting the lower end of an analog substrate A arranged on the rear face of the...
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