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Searching: audio signal





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Patent # Description
US-8,340,570 Using radio frequency tuning to control a portable audio device
A method for controlling a portable audio device using radio frequency tuning is provided. A radio signal transmitter device communicatively coupled to the...
US-8,340,529 HDMI TMDS optical signal transmission using PAM technique
An HDMI interconnect arrangement is presented that performs a pulse-amplitude modulation (PAM) conversion of the TMDS audio/video signals in order to...
US-8,340,335 Hearing device with semipermanent canal receiver module
A modular canal hearing device having a speaker module placed in the bony region for extended wear while a main module is removably inserted in the ...
US-8,340,331 Communication system
A system for assisting a hearing impaired user is presented. The system includes a transmitter to transmit data representing audio intended to be heard by a...
US-8,340,330 Audio apparatus for wirelessly transmitting audio signal, audio system, and audio signal transmission method...
An audio apparatus includes a main unit to extract audio signals for at least two channels from a multichannel audio signal; and a transmitter to wirelessly...
US-8,340,325 Method and an apparatus for decoding an audio signal
A method for processing an audio signal, comprising: receiving a downmix signal, an object information, and a mix information; generating a multi-channel...
US-8,340,322 Acoustic processing device
An acoustic processing device includes an input section to which audio signals of a plurality of channels respectively including in-phase components are input,...
US-8,340,319 Playback device, playback method and playback system
A playback device includes: a playback portion that plays back content and outputs at least an audio signal; an acquisition portion that acquires an external...
US-8,340,317 Stereo audio-signal processing system
An audio processing system is provided for controlling the acoustics of a loudspeaker-room system. The loudspeaker-room system having a listening room and...
US-8,340,314 Audio system for a passenger aircraft and method for controlling same
An audio system for an aircraft passenger cabin and a method for controlling such an audio system for providing passengers with information programs, in which...
US-8,340,313 Wireless digital transmission of low frequency effects and surround channels for surround sound system
A subwoofer is equipped with a wireless receiver to receive signals containing information for a Low Frequency Effects (LFE) channel and information for both...
US-8,340,312 Differential mode noise cancellation with active real-time control for microphone-speaker combinations used in...
An audio host device has an electrical interface having a speaker contact, a microphone contact, and a reference contact. The reference contact is shared by a...
US-8,340,311 Voice amplification system for signal calling during the play of a sports competition
A system that allows the teammates of an individual (such as a quarterback on a football team) to hear signals being called by that individual during the course...
US-8,340,310 Diaphonic acoustic transduction coupler and ear bud
The disclosed methods and devices incorporate a novel expandable bubble portion which provides superior fidelity to a listener while minimizing listener...
US-8,340,308 Method and apparatus for automatic noise compensation used with audio reproduction equipment
A method and an apparatus for automatic noise compensation used with audio reproduction equipment are provided. The method comprises: (a) collecting a plurality...
US-8,340,307 Passive sound pressure level limiter
A passive sound pressure level (SPL) limiter is provided that can be used with audio sources of varying drive levels and headsets, earbuds, etc. of varying...
US-8,340,305 Audio encoding method and device
Audio encoding method and device comprising the transmission, in addition to the data representing a frequency-limited signal, of information relating to a...
US-8,340,302 Parametric representation of spatial audio
In summary, this application describes a psycho-acoustically motivated, parametric description of the spatial attributes of multichannel audio signals. This...
US-8,340,269 Method, device, and system for processing multi-channel audio signals
A method for processing multi-channel audio signals includes receiving L channel audio signals from participating conference terminals, decoding the L channel...
US-8,340,138 Interface circuit
A video signal and an audio signal are TMDS transmitted from a source device to a sink device. Through a reserved line and a HPD line provided separately from a...
US-8,340,078 System for concealing missing audio waveforms
In one embodiment, a method can include: (i) establishing an internet protocol (IP) connection; (ii) forming a buffered version of a plurality of voice frame...
US-8,339,522 Liquid crystal panel, plasma display panel, and wide-screen liquid crystal television
There is provided a liquid crystal television and a plasma television that can adapt to various destinations and are resistant to noise in view of the...
US-8,339,371 User interface device for controlling an audio visual system
A user interface device for controlling an audio visual system. In one embodiment, a device for interfacing with an audio/visual system includes a sensor mat...
US-8,336,771 Payment card terminal dongle for communications devices
A dangle, which plugs into the audio/earpiece jack of host devices, allows them to accept payment cards as a point of sale (POS) terminal. It contains a...
US-8,336,769 Banking system operated responsive to data read from data bearing records
A banking system includes automated banking machines that operate responsive to data read from data bearing records. Transactions may also be carried out...
US-RE43,872 Headset for use with a communication and/or multimedia device
A headset is proposed for use with a communication and/or multimedia device, said headset comprising an interface for receiving input data, a processing unit...
US-8,336,106 Method to control the access to conditional access audio/video content
The present invention aims at solving the financial revenue loss due to the presence of digital video recorders that allow skipping the commercial breaks. The...
US-8,335,684 Interchangeable noise feedback coding and code excited linear prediction encoders
A system and method for encoding and decoding speech signals that includes a specially-designed Code Excited Linear Prediction (CELP) encoder and a vector...
US-8,335,579 Restoring corrupted audio signals
A method of restoring a corrupted audio signal includes the steps of inputting the corrupted audio signal in a first channel, inputting one or more further...
US-8,335,576 Methods and apparatus for bridging an audio controller
The present invention enables the transparent bridging of an audio controller over a network between a host PC and a remote user interface system by providing a...
US-8,335,526 Location and time specific mobile participation platform
A mobile participation platform enables a wireless network operator or third party to solicit response data related to a specific time and location specific...
US-8,335,504 Methods, devices and computer readable media for providing quality of service indicators
Provided are exemplary embodiments including a methods, software and devices for providing Quality of Service ("QoS") information the user of a mobile...
US-8,335,496 Playing local device information over a telephone connection
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for playing local device information over a telephone...
US-8,335,469 Communications system
An underwater communications system is provided that transmits electromagnetic and/or magnetic signals to a remote receiver. The transmitter includes a data...
US-8,335,330 Methods and devices for audio upmixing
At least one exemplary embodiment is directed to a new spatial audio enhancing system including a novel Adaptive Sound Upmixing System (ASUS). In some specific...
US-8,335,328 Programmable integrated microphone interface circuit
An integrated circuit for providing programmable microphone interface includes an input terminal for receiving an input signal and an output terminal for...
US-8,335,327 Audio signal amplifier for karaoke player
A configurable amplifier circuit for a karaoke player is described. In one embodiment, a karaoke player includes: a DVD/CD reader port for coupling to a DVD/CD...
US-8,335,325 Audio signal processing apparatus mixing plurality of input audio signals
An audio signal processing apparatus comprises input channels, a mix bus, a volume level controller, a path disconnector that connects or disconnects a path...
US-8,335,324 Method and apparatus for automatic volume adjustment
The invention provides an apparatus capable of automatic volume adjustment. In one embodiment, the apparatus comprises a speaker, an array microphone located in...
US-8,335,322 Mute control circuit and electronic device using same
An electronic device includes an amplifier, an output unit, a processing unit, and a mute control circuit. The amplifier is for amplifying audio signals and...
US-8,335,321 Audio signal processing apparatus, audio signal processing method and imaging apparatus
An audio signal processing apparatus generates an audio signal having an omni-directivity in the whole circumferential direction, generates an audio signal...
US-8,335,320 Audio apparatus
An audio apparatus includes: a connector that supports a multipolar plug including a plurality of plug terminals, the connector having a plurality of connector...
US-8,335,308 Method, system, and apparatus for attenuating dual-tone multiple frequency confirmation tones in a telephone set
A method, system, and apparatus for attenuating a dialing confirmation tone includes receiving an enable signal from a tactile user input device, generating at...
US-8,335,301 Video on hold for VoIP system
A system for placing a telephone call on hold and presenting video to the user that has been placed on hold comprises video on hold arbiter that either is a...
US-8,334,891 Multipoint conference video switching
A method includes receiving a plurality of audio signals, wherein the audio signals each include a plurality of packets containing voice data associated with...
US-8,333,609 Connector, multi-channel audio system, electronic apparatus, and cable for connection
A plurality of audio signal output terminals corresponding to individual channels of an audio-signal output apparatus are respectively disposed in ...
US-8,333,260 Deep insertion vented earpiece system
A deep insertion vented earpiece system is described including resilient earpieces shaped to a wearer's ear canal for a conformal fit. A receptacle is provided...
US-8,332,954 Methods for embedding data in digital audio data
The present invention provides a method of embedding watermarking data in an audio signal which includes the steps of incorporating watermarking information...
US-8,332,216 System and method for low power stereo perceptual audio coding using adaptive masking threshold
A method for stereo audio perceptual encoding of an input signal includes masking threshold estimation and bit allocation. The masking threshold estimation and...
US-8,331,890 Duty-to-voltage amplifier, FM receiver and method for amplifying a peak of a multiplexed signal
A FM receiver comprises an IF filter, a demodulator and a decoder. The IF filter generates an RSSI and a FM modulated signal in response to a FM signal. The...
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