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Searching: audio signal





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Patent # Description
US-8,185,403 Method and apparatus for encoding and decoding an audio signal
A method and apparatus for encoding and decoding an audio signal are provided. The present invention includes receiving an audio signal including a downmix...
US-8,185,381 Unified filter bank for performing signal conversions
A unified filter bank for performing signal conversions may include an interface that receives signal conversion commands in relation to multiple types of...
US-8,185,222 Wireless audio adapter
An adapter for receiving a wireless digital signal that includes an audio signal and audio metadata concerning the audio signal from a portable electronic...
US-8,185,079 Frequency estimation immune to FM clicks
An apparatus for reducing audio clicks in frequency modulated radio system includes a receiver for receiving a frequency modulated (FM) signal, and a processor...
US-8,185,042 Apparatus and method of improving sound quality of FM radio in portable terminal
Provided are an apparatus and a method of improving the sound quality of an FM radio signal in a portable terminal. The apparatus includes: an FM radio module...
US-8,184,849 Error processing of steganographic message signals
A form of error processing is used to decode steganographic messages embedded in image and audio signals in the presence of distortion, which tends to introduce...
US-8,184,836 Audio apparatus
An audio apparatus inputs audio signals oriented toward a plurality of positions to speakers which output sound toward the respective positions with narrow...
US-8,184,834 Controller and user interface for dialogue enhancement techniques
A plural-channel audio signal (e.g., a stereo audio) is processed to modify a gain (e.g., a volume level or loudness) of an estimated dialogue signal (e.g.,...
US-8,184,833 Electrostatic speaker arrangement for a mobile device
A speaker is integrally formed with a multi-layered printed circuit board. The printed circuit board includes a flexible membrane layer with a conductive...
US-8,184,831 Audio playing systems
An audio playing system is provided comprising a first processing module, a second processing module, a control module, an output module, and a displaying...
US-8,184,830 Audio amplifier with simplified electrical isolation
A power amplifier that can provide electrical isolation between an input signal and an amplified output signal avoids isolation between the amplifier output and...
US-8,184,825 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-8,184,823 Headphone device, sound reproduction system, and sound reproduction method
Disclosed herein is a headphone device, including: a sound pickup section configured to pick up an external sound; a directivity setting section configured to...
US-8,184,822 ANR signal processing topology
An ANR circuit, possibly of a personal ANR device, incorporates an signal processing topology to support the provision of feedback-based ANR, feedforward-based...
US-8,184,817 Multi-channel acoustic signal processing device
Provided is a multi-channel acoustic signal processing device by which loads of arithmetic operations are reduced. The multi-channel acoustic signal processing...
US-8,184,816 Systems and methods for detecting wind noise using multiple audio sources
A method for detecting wind noise is described. At least two audio signals are received. The at least two audio signals are filtered to reduce higher...
US-8,184,814 Audio signal processing method and system
The invention makes use of impulse responses of the performance venue to process a recording or other signal so as to emulate that recording having being...
US-8,184,791 Method and system for compensating audio signals during a communication session
An approach is provided for compensating audio signals during a communication session by receiving audio signals from parties to the communication session,...
US-8,184,790 Notification of dropped audio in a teleconference call
A method enables a participant in a conference call to monitor, as he is speaking, whether his speech is getting through to the other participants. A...
US-8,184,695 Digital broadcasting transmitter, turbo stream processing method thereof, and digital broadcasting system...
A digital broadcasting transmitter, a turbo stream processing method thereof, and a digital broadcasting system having the same. The digital broadcasting...
US-8,184,660 Transparent methods for altering the video decoder frame-rate in a fixed-frame-rate audio-video multiplex structure
An apparatus comprising a first circuit and a second circuit. The first circuit may be configured to generate a multiplexed signal at a fixed frame-rate in...
US-8,184,657 Reliable audio-video transmission system using multi-media diversity
A system and method for switching data packet traffic distribution across diverse transmission medium according to detected quality of service characteristics...
US-8,184,210 Digital Radio Frequency (RF) Modulator
A digital radio frequency (RF) modulator provides modulation for base-band TV signals. The RF modulator provides direct conversion of digital base-band audio...
US-8,184,201 Method and apparatus for automatic audio standard detection in terrestrial broadcast signals employing...
A method and apparatus for automatic audio standard detection in terrestrial broadcast signals is disclosed. In one embodiment, a method of detecting automatic...
US-8,184,180 Spatially synchronized audio and video capture
An audio/video (A/V) capture device and method that capture audio and video in a spatially synchronized manner. In one implementation, the device and method...
US-8,180,632 Method for limiting adaptive excitation gain in an audio decoder
Decoder for an audio signal coded by a coder including a long-term prediction filter wherein the decoder comprises: a block (211) for detecting transmission...
US-8,180,631 Apparatus and method of processing an audio signal, utilizing a unique offset associated with each...
In one embodiment of the method, a block of digital audio data is stored in a buffer, and a set of parcor values are calculated for the block of digital audio...
US-8,180,470 Systems and methods for fine alignment of analog and digital signal pathways
Methods and systems lor temporally aligning audio samples of digital and analog portions ol a radio broadcast signal involve receiving a radio broadcast signal...
US-8,180,277 Smartphone for interactive radio
A mobile device (31) capable of processing radio broadcast signals (36) is described. Broadcast radio signals (36) are received by said mobile device (31) and...
US-8,180,197 Method and apparatus for recording/reproducing digital video signal or audio signal, and optical disk apparatus
A disk-like recording medium recording/reproducing method or apparatus for performing a data recording operation and a data reproducing operation to the...
US-8,180,090 Headset with exchangeable speaker
An earpiece speaker system including an earpiece body through which an audio signal is provided, the earpiece body having a speaker mount surface, and a...
US-8,180,081 System and method for eliminating feedback and noise in a hearing device
This invention relates to a system (100) and method for synthesizing an audio input signal of a hearing device. The system (100) comprises a microphone unit...
US-8,180,078 Systems and methods employing multiple individual wireless earbuds for a common audio source
Multiple individual wireless earbuds provide audio from a common audio source. A user may thereby enjoy audio in both ears while also benefiting from an...
US-8,180,072 Electronic volume device
Amplifiers amplify input first audio signals according to volume values set beforehand. Via output terminals, the amplifiers output second audio signals to...
US-8,180,070 Howling suppressing apparatus
A howling suppressing apparatus includes: a detecting unit configured to detect howling of input audio signals; a plurality of filters configured to apply a...
US-8,180,067 System for selectively extracting components of an audio input signal
An apparatus for selectively extracting components of an input signal comprises a plurality of microphones for detecting an audio signal in a plurality of...
US-8,180,066 Method and system for transmitting audio signals
A system and method of transmitting audio signals. Frequency modulated carrier signals that each have an audio signal are mixed. The mixed signal is converted...
US-8,180,064 System and method for providing voice equalization
Systems and methods for providing voice equalization are provided. In exemplary embodiments, acoustic signals are received from both a near-end and a far-end...
US-8,180,063 Audio signal processing system for live music performance
A method for generating and/or performing music in real time includes receiving one or more audio signals, receiving one or more virtual instrument trigger...
US-8,180,062 Spatial sound zooming
Aspects of the invention provide methods, computer-readable media, and apparatuses for digital processing of acoustic signals to create a reproduction of a...
US-8,180,061 Concept for bridging the gap between parametric multi-channel audio coding and matrixed-surround multi-channel...
The purpose of the invention is to bridge the gap between parametric multi-channel audio coding and matrixed-surround multi-channel coding by gradually...
US-8,179,977 Method of apparatus for processing a signal
The present invention relates to a method and apparatus for processing a signal. An object of the present invention devised to solve the problem lies on a...
US-8,179,476 Systems and methods for synchronizing audio and video data signals
Systems and method for synchronizing audio and video signals are described. The audio and video signals are tagged in an encoder. The tagged signals are...
US-8,179,252 Tornado alarm system
A severe weather alarm configured for actuation by the occurrence of a single type of weather phenomena is disclosed. In one embodiment an alarm includes a...
US-8,179,235 Tactile interface for mobile devices
A tactile input to a system having a speaker located in an enclosure with an audio port can be detected by generating a sound wave in response to a signal and...
US-8,178,770 Information processing apparatus, sound analysis method, and program
An information processing apparatus is provided which includes a beat analysis unit for detecting positions of beats included in an audio signal, a structure...
US-8,177,126 Banking system operated responsive to data read from data bearing records
An exemplary system includes an automated banking machine (322) which is operable to conduct transactions including cash dispensing for users responsive to...
US-RE43,394 Apparatus for connecting TV and computer
An apparatus for connecting a computer and a TV is disclosed. The apparatus according to the present invention includes a TV coding unit for encoding various...
US-8,175,888 Enhanced layered gain factor balancing within a multiple-channel audio coding system
During operation a multiple channel audio input signal is received and coded to generate a coded audio signal. A balance factor having balance factor components...
US-8,175,874 Personalized voice activity detection
A method of transferring a real-time audio signal transmission, including: registering voice patterns (or other characteristics) of on more users to be used to...
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