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Searching: audio signal





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Patent # Description
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...
US-8,098,255 Graphics processing system with enhanced memory controller
A graphics system including a custom graphics and audio processor produces exciting 2D and 3D graphics and surround sound. The system includes a graphics and...
US-8,098,184 Motorcycle communication system with radar detector, and mounting assemblies therefor
A communication system for use with a motorcycle includes a main unit that has a detector and a transmitter that transmits an alert signal upon the detection of...
US-8,098,091 Method in the compensation of unlinearities in an amplifier, and uses of the method and the amplifier
In a method and an amplifier for the compensation of unlinearities e.g. of the class D type, wherein an audio signal is pulse-width modulated, e.g. with a...
US-8,097,800 Method for controlling a digital audio source
An apparatus for signal processing, wherein a disc is placed on a turntable and is provided with a groove which can be followed by the pick-up element, and...
US-8,096,937 Adaptive cancellation system for implantable hearing instruments
The invention is directed to an implanted microphone having reduced sensitivity to vibration. In this regard, the microphone differentiates between the...
US-8,095,361 Method and device for tracking background noise in communication system
A method and a device for tracking background noise in a communication system, where the method includes: calculating a SNR of a current frame according to...
US-8,095,359 Method and apparatus for encoding and decoding an audio signal using adaptively switched temporal resolution in...
Perceptual audio codecs make use of filter banks and MDCT in order to achieve a compact representation of the audio signal, by removing redundancy and...
US-8,095,235 Method for control of humidity and auto-dispensing of pills in a pill box
A method for control of humidity and auto-dispensing of pills in a pill box includes a box having multiple rooms defined therein which are shifted to be in...
US-8,095,073 Method and apparatus for improved mobile station and hearing aid compatibility
A mobile station includes an adjustable member for increasing a separation distance between an audio signal output device and an electronic circuit to reduce...
US-8,094,994 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-8,094,861 Speaker
The present invention relates to a speaker, comprises a housing having a top housing cap and a bottom housing cabinet. The top housing cap with a plurality of...
US-8,094,859 Dipole antenna device, earphone antenna device, and wireless communication terminal device connected to the device
An earphone antenna device operable to be connected with a wireless communication terminal device includes: earphone cables, connected with earphone sections,...
US-8,094,858 Eyewear retention device
What is provided is an eyewear retention device comprising two ends, wherein each end is adapted for removable connection to an earpiece of an eyewear device;...
US-8,094,850 BTE/CIC auditory device and modular connector system therefor
An earpiece auditory device is described which includes a behind-the-ear component shaped to fit behind the ear of a user. The behind-the-ear component can also...
US-8,094,848 Automatically configuring hearing assistive device
An adjustable hearing assistive device that automatically configures to the hearing needs of a user. The adjustable hearing assistive device can be in the form...
US-8,094,847 Method for manufacturing acoustical devices and for reducing especially wind disturbances
A method for manufacturing an acoustical device, especially a hearing device. A device casing is provided with an acoustical/electrical input converter...
US-8,094,838 Voice command of audio emitting device
A method of extracting a voice command produced in an enclosed or partially enclosed environment, includes providing an impulse response signal of the enclosed...
US-8,094,837 Processing an audio input signal to produce a processed audio output signal
An audio input signal is processed to produce a processed audio output signal. An audio input signal is received as an original signal. The audio input signal...
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