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Searching: audio signal





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Patent # Description
US-7,868,711 Arrangement for pulse-width modulating an input signal
An arrangement for pulse-width modulating an analog or digital input signal is provided. The non-linear distortion generated in the pulse-width modulator is...
US-7,868,704 Broadband integrated television tuner
A broadband integrated television receiver for receiving a standard antenna or cable input and outputting an analog composite video signal and composite audio...
US-7,868,240 Signal processing apparatus and signal processing method, program, and recording medium
A signal processing apparatus is disclosed which processes an audio signal. The signal processing apparatus includes a detection section which detects a first...
US-7,867,140 Device for conditioning balance and motor co-ordination
A device for conditioning the balance and motor co-ordination of a user (2) comprises a system (3) for acquisition of information relative to the kinematics of...
US-7,867,103 Systems and devices for controlled putting
A putting system with a putter substrate and modules that detachably couple to the putter substrate to form a putter head is disclosed. The modules detect,...
US-7,867,088 Interactive game system using game data encoded within a video signal
An interactive game system includes a specially prepared DVD game disk with video images such as of a game show, and game data and instructions encoded within...
US-7,867,055 Sounding toy
In order to provide a never boring toy which moves to the singing voice or accompaniment music and which people can enjoy karaoke, the present invention provides...
US-7,866,896 Electrical to optical and optical to electrical connector system
A connector module for interfacing electrical or optical connectors to electrical systems such as an audio/visual signal processing board. The module includes a...
US-7,865,737 Digital mixer
The present invention is directed to a digital mixer that selectively provides audio signal processing functions to a user depending on the authority granted to...
US-7,865,370 Content filtering for a digital audio signal
According to some embodiments, content filtering is provided for a digital audio signal.
US-7,865,368 System and methods for recognizing sound and music signals in high noise and distortion
A method for recognizing an audio sample locates an audio file that most closely matches the audio sample from a database indexing a large set of original...
US-7,865,360 Audio device
An audio device for modifying the voice transmitted during a telephone call particularly suitable for a mobile telephone system receives from the user of the...
US-7,865,282 Methods of managing communications for an in-vehicle telematics system
A method of managing communications for an in-vehicle telematics system includes substantially simultaneously receiving requests for communicating first and...
US-7,865,258 Wireless digital audio system
A wireless digital audio system includes a portable audio source with a digital audio transmitter operatively coupled thereto and an audio receiver operatively...
US-7,865,255 Audio buffering system and method of buffering audio in a multimedia receiver
An audio buffering system in a multimedia receiver includes an audio interface coupled to an incoming audio signal for generating a digital audio signal having...
US-7,865,139 Method and system for relaying signals from a magneto-inductive system through a voice-band system
A system and method for relaying signals from a magneto-inductive system, which are normally used to communicate between magneto-inductive units using...
US-7,865,137 Music distribution system for mobile audio player devices
The present invention discloses a method for distributing music to members of a music sharing group. In one aspect, the method can include identifying a mobile...
US-7,864,975 Active crossover for use with multi-driver in-ear monitors
A headset with an active crossover network is provided. The headset is coupled to an audio source using either a wired connection or a wireless connection. The...
US-7,864,971 System and method for determining directionality of sound detected by a hearing aid
This invention relates to a system (200) for determining directionality of a sound. The system (200) comprises a first audio device (202) placed on one side of a...
US-7,864,968 Auditory front end customization
A method and system for implementing an acoustical front end customization are disclosed. The customization is implemented to optimize the sound level for each...
US-7,864,967 Sound quality correction apparatus, sound quality correction method and program for sound quality correction
According to one embodiment, various feature parameters are calculated for distinguishing between a speech and music and between music and background sound for...
US-7,864,966 Multichannel spectral mapping audio apparatus and method
A method and circuit for deriving a set of multichannel audio signals from a conventional monaural or stereo audio signal uses an auxiliary multichannel spectral...
US-7,864,965 Multichannel spectral mapping audio apparatus and method
A method and circuit for deriving a set of multichannel audio signals from a conventional monaural or stereo audio signal uses an auxiliary multichannel spectral...
US-7,864,964 Multichannel spectral mapping audio apparatus and method
A method and circuit for deriving a set of multichannel audio signals from a conventional monaural or stereo audio signal uses an auxiliary multichannel spectral...
US-7,864,963 Effect imparting apparatus for controlling two-dimensional sound image localization
Multi-channel audio signals arranged to achieve original two-dimensional sound image localization are input, and the audio signal of each channel, included in...
US-7,864,962 System and method of routing audio signals to multiple speakers
A method and system for utilizing multiple speakers in a portable electronic device is disclosed. The method includes receiving an input at a user interface of a...
US-7,864,938 Speakerphone transmitting URL information to a remote device
Disclosed herein are methods, systems, and devices for improved audio, video, and data conferencing. The present invention provides a conferencing system...
US-7,864,928 Infrared communication receiver
In order to adjust and decrease an acoustic pressure of a speaker driven based on an audio signal, an infrared communication receiver includes: a receiving...
US-7,864,843 Method and apparatus to encode and/or decode signal using bandwidth extension technology
A method and apparatus to perform bandwidth extension encoding and decoding encodes and/or decodes a high frequency signal using an excitation signal for a low...
US-7,864,753 Electronic loop provisioning methods and systems
Certain exemplary embodiments provide a method, comprising: receiving, at a subscriber interface line card, an analog signal from a POTS subscriber loop circuit;...
US-7,864,717 Modem for communicating data over a voice channel of a communications system
A modem used for communicating data. The modem may include a packet generator and modulator. The modulator may include an electronic device configured to select...
US-7,864,210 System and methods for video conferencing
A system for generating video images and corresponding audio of multiple parties engaged in a video conference is provided. The system includes multiple voice...
US-7,864,209 Audio processing in a multi-participant conference
Some embodiments provide an architecture for establishing multi-participant audio conferences over a computer network. This architecture has a central...
US-7,864,071 Emergency vehicle traffic signal preemption system
An emergency vehicle traffic light preemption system for preemption of traffic lights at an intersection to allow safe passage of emergency vehicles. The system...
US-7,864,030 Safety system for trucks
A system for encouraging the use of a load stabilizer in a cargo carrying vehicle comprising a storage device which has a detector, the detector being adapted to...
US-7,863,512 Signal processing device, signal processing method, and program
There is provided a signal processing device for processing an audio signal, the signal processing device including: an onset time detection unit for detecting...
US-7,862,776 Interactive security screening system
An interactive security screening system includes a main housing, a contact pad provided on the main housing and a sample sheet positioned upon the contact pad....
US-7,862,478 System and methods for controlling the operation of one or more exercise devices and providing motivational...
The present invention is directed to systems and methods for providing exercise devices with motivational programming. The programming includes motivational...
US-7,862,194 Baseball-style cap with amplified stereo speakers
An embodiment of a baseball style cap and stereo combination having a crown, a brim/bill, a sweatband, and two amplified stereo speakers concealed within the...
US-7,861,008 Media management and routing within an electronic device
A method and apparatus for intelligently routing and managing audio signals within an electronic device is disclosed. The routing is responsive to a set of...
US-7,860,722 System and method for keyword detection in a controlled-environment facility using a hybrid application
A method for keyword detection in a controlled-environment facility comprises capturing a conversation within the controlled-environment facility and executing a...
US-7,860,721 Audio encoding device, decoding device, and method capable of flexibly adjusting the optimal trade-off between...
Provided are an audio encoding device and an audio decoding device, by which optimal trade-off between code rates and sound quality can be flexibly adjusted. A...
US-7,860,709 Audio encoding with different coding frame lengths
The invention relates to a method for supporting an encoding of an audio signal, wherein at least one section of the audio signal is to be encoded with a coding...
US-7,860,619 Automotive scan tool with enhanced audio, video and voice recognition functionality
A diagnostic tool for a vehicle, includes a signal translator communicating with the vehicle in at least one protocol, an input unit for inputting information, a...
US-7,860,479 FM receiver
An FM receiver that is suitable for reducing a transmission bandwidth W.sub.F of a bandpass filter to remove adjacent-channel interference, and increasing...
US-7,860,460 Wireless signal loss detection
An apparatus included a receiver for receiving an audio file signal, a decoder for demodulating the audio file signal; and a processor for polling the decoder...
US-7,860,458 Audio transmitting apparatus and mobile communication terminal
An audio transmitting apparatus connectable to an audio playing apparatus via a short distance wireless communication network includes: a transmission buffer...
US-7,859,597 Audio/video entertainment system and method
The preferred embodiment of the present invention provides a system and method for programming and/or charging one or more audio/video devices such that the...
US-7,859,533 Data processing apparatus and parameter generating apparatus applied to surround system
Calculation is performed for sound paths 112-1, 114-1 along which sounds emitted from a sound emitting point 104 in an acoustic space 102 are reflected and...
US-7,859,406 Alarm system audio interface tamper and state detection
An alarm system comprises: an audio interface comprising: a microphone; a state sensor for sensing a state at the audio interface; a signal generator for...
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