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Searching: audio signal





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Patent # Description
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...
US-8,094,835 Signal processing apparatus
A signal processing apparatus includes first and second extracting units extracting frequency components having a first frequency band and a second frequency...
US-8,094,831 Supplemental audio output box
An audio system for a motor vehicle is provided, including an audio head unit that generates an audio signal. One or more external speakers are provided that...
US-8,094,827 Sound reproducing apparatus and sound reproducing system
The present invention provides a sound reproducing system and a sound reproducing apparatus that can provide a high realistic sensation to a user, without...
US-8,094,040 Methods and apparatus for electronically detecting siren sounds for controlling traffic control lights for...
A siren sensor for detecting siren sounds emitted from emergency vehicles and electronic processing circuits for detecting and identifying the siren sounds...
US-8,093,951 Pulse-width modulated (PWM) audio power amplifier having output signal magnitude controlled pulse voltage and...
An audio switching power amplifier having an output pulse voltage selected in conformity with an indication of the output signal amplitude provides lower...
US-8,093,841 System and method for faster response time in stereo/mono detection
An audio receiver may include a mono/stereo detector that causes the audio receiver to output either a monophonic or a stereophonic signal based on a difference...
US-8,093,482 Detection and processing of signals in stringed instruments
An embodiment of the present invention is directed to a method and system for electronic sensing of string instrument input. The method includes receiving a...
US-8,091,280 Arms full vehicle closure activation apparatus and method
A vehicle is provided having a sensor for detecting a vehicle occupant's presence, and another sensor for detecting an owner's response with respect to...
US-8,091,104 Method and apparatus for storing broadcast program
A method and apparatus for storing a broadcast program are provided. The apparatus includes: a signal processing unit which generates an audio/video (A/V) file,...
US-8,090,884 Apparatus and method for interfacing between A/V system and portable device
An interface apparatus and method for transmission and reception of a control signal and a digital stream between an audio/video (A/V) system and a digital data...
US-8,090,587 Method and apparatus for encoding/decoding multi-channel audio signal
Methods of encoding and decoding a multi-channel audio signal and apparatuses for encoding and decoding a multi-channel audio signal are provided. The method of...
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