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Searching: audio signal





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Patent # Description
US-8,515,092 Interactive toy for audio output
An interactive toy for audio output is provided having a speaker contained within a housing, connected to an electrical signal defining an audio output to be...
US-8,515,091 Forwarding an audio signal in an immersive audio conference system
A conference bridge of a conference system having a plurality of conference stations, the bridge comprising: reception means for receiving dual-channel audio...
US-8,515,087 Apparatus for processing an audio signal and method thereof
A method of processing an audio signal is disclosed. The present invention includes receiving, by an audio processing apparatus, an input signal; estimating...
US-8,515,084 Passive sound pressure level limiter with balancing circuit
A passive sound pressure level (SPL) limiter is provided that can be used with audio sources of varying drive levels and headphones or earphones of varying...
US-8,515,083 Methods for improved performance of prediction based multi-channel reconstruction
For a multi-channel reconstruction of audio signals based on at least one base channel, an energy measure is used for compensating energy losses due to an...
US-8,515,082 Method of and a device for generating 3D sound
A device for processing audio data includes a summation unit configured to receive a number of audio input signals for generating a summation signal, a filter...
US-8,515,052 Parallel signal processing system and method
A system and method for processing a plurality of channels, for example audio channels, in parallel is provided. For example, a plurality of telephony channels...
US-8,515,041 Audio conference feedback system and method
An audio conference of three or more communication devices is set up. An audio stream of at least one of the communication devices is identified as having an...
US-8,514,946 Video MP3 system with apparatus and method for generating and restoring reduced video data
A video MP3 system including an audio/video (AV) decoder which further comprises a video decoder for restoring a moving picture signal in a MP3 player for...
US-8,514,929 Combined audio/video/USB device
A combined audio video device includes inputs for receiving an audio video signal from a source. The device includes in one enclosure audio and video processor...
US-8,514,896 Device to synchronize audio and video pulses in a receiver
The present invention relates to a device able to receive packets circulating in a packet-switching network. The packets include information on a...
US-8,514,844 System, method and apparatus for providing simulated stutter dial tone from an IP end point device
An embodiment of a method for providing a simulated stutter dial tone includes receiving a new voicemail notification message at a packet-based telephony...
US-8,514,753 Data format and data transfer
A signal format that can be accessed, as a file, by the computer on which it is stored is provided with a plurality of concatenated content packages. The...
US-8,514,666 Electronic device with time update function and time update method
An electronic device with time update function includes a radio module, a clock module, an audio input port, a storage module, and a processing module. The...
US-8,514,300 Imaging apparatus for reducing driving noise
An imaging apparatus including a driving portion configured to move an optical system for acquiring an image of an object collects ambient sound to acquire an...
US-8,514,017 Variable gain amplifier and audio device
A variable gain amplifier, to amplify an audio input signal to output an audio output signal at an adjustable gain, includes an operational amplifier having an...
US-8,511,546 Banking system operated responsive to data read from data bearing records
A system includes automated banking machines that operate responsive to data read from data bearing records. Transactions can be carried out through...
US-8,510,798 Authentication in an audio/visual system having multiple signaling paths
A method and structure for authentication in a system having devices capable of communicating via multiple signal paths. Authentication is carried out between...
US-8,510,768 Media usage monitoring and measurement system and method
Media monitoring and measurement systems and methods are disclosed. Some embodiments of the present invention provide a media measurement system and method that...
US-8,510,361 Variable exponent averaging detector and dynamic range controller
The VEA Detector and Dynamic Range Controller of the invention more accurately measure constant or non-constant, periodic or aperiodic, signals and the use of...
US-8,510,121 Multiple description audio coding and decoding method, apparatus, and system
Embodiments of the present invention provide a multiple description audio coding and decoding method, apparatus, and system. The audio coding method includes:...
US-8,510,120 Apparatus and method of processing an audio signal, utilizing unique offsets associated with coded-coefficients
In one embodiment, the method includes receiving an audio signal including a prediction residual of a block of digital audio data and coded coefficient values....
US-8,510,119 Apparatus and method of processing an audio signal, utilizing unique offsets associated with coded-coefficients
In one embodiment, the method includes receiving an audio signal including a prediction residual of a block of digital audio data and coded coefficient values....
US-8,510,106 Method of eliminating background noise and a device using the same
The present invention provides a method of eliminating background noise and a device using the same. The method of eliminating background noise comprises the...
US-8,510,103 System and method for voice recognition
Systems and methods are operable to associate each of a plurality of stored audio patterns with at least one of a plurality of digital tokens, identify a user...
US-8,509,931 Progressive encoding of audio
The present disclosure includes processing a signal to generate a first sub-set of data, transmitting the first sub-set of data for generation of a...
US-8,509,882 Heart monitoring system usable with a smartphone or computer
A personal monitoring device has a sensor assembly configured to sense physiological signals upon contact with a user's skin. The sensor assembly produces...
US-8,509,694 Techniques for facilitating communication between a portable media device and an accessory using multiple...
Techniques for facilitating communication between a portable media device (PMD) and an accessory via multiple communication paths. In one set of embodiments, an...
US-8,509,693 Method and system for audio routing in a vehicle mounted communication system
A system and method for routing audio for a vehicle mounted communication system includes activating (210) a (Push-To-Talk) PTT button associated with a...
US-8,509,692 System and method for real-time wireless transmission of digital audio signal and control data
Disclosed is a system and method for the real-time wireless transmission of a digital audio signal and control data. A transmitter may be coupled to an audio...
US-8,509,591 Transmission apparatus, reception apparatus, and transmission method
According to one embodiment, a transmission apparatus includes a transmission module, a controller, a signal transmission module, and a selection module. The...
US-8,509,464 Multi-channel audio enhancement system
A method for processing audio signals can include applying at least one front perspective filter to each of left and right front audio signals to yield filtered...
US-8,509,463 Multi-mode sound reproduction system and a corresponding method thereof
There is provided a multi-mode sound reproduction system for reproduction of both stereophonic signals and multi-channel audio signals. The system includes a...
US-8,509,456 Level adjusting circuit
A circuit configured to adjust the level of an audio signal includes filters each of which is configured to receive an audio signal, and to pass a band set for...
US-8,509,454 Focusing on a portion of an audio scene for an audio signal
Aspects of the invention provide methods, computer-readable media, and apparatuses for spatially manipulating sound that is played back to a listener over a set...
US-8,509,452 Noise reduction apparatus and audio reproduction apparatus
A noise reduction apparatus includes: a speaker with a speaker unit held by holding means to make it possible to mix sounds emitted from front and rear of a...
US-8,509,450 Dynamic audibility enhancement
A method of enhancing an audio signal includes the steps of: a) receiving a primary audio input signal, b) receiving a detected audio signal which comprises: A)...
US-8,509,421 Method and device for checking a subscriber line
In a method for checking a subscriber line with a first and a second electrical line, wherein each line is connected to an encoder/decoder via a subscriber line...
US-8,509,212 Method and system of recovering lost mobile devices
An approach is provided for remotely controlling and/or tracking mobile devices. A request is received to track a mobile device. A control signal is generated,...
US-8,508,575 Television system, television set and method for operating a television system
A television system, comprising: a television set including a display and an input adapted to receive a television signal and a video conferencing signal,...
US-8,508,574 Web based conference server and method
A video conference server in a digital data network that includes at least one audio port and at least one video port, a memory unit, an audio processing unit,...
US-8,508,357 Methods and apparatus to encode and decode audio for shopper location and advertisement presentation tracking
Methods and apparatus to encode and decode audio for shopper location and advertisement presentation tracking are disclosed. A method for tracking a shopper...
US-8,508,300 Circuit for thermal protection in audio power amplifier and method thereof
The present invention relates to audio amplifier and a method for protecting the audio amplifier. The audio amplifier includes a pre-amp circuit, an output...
US-8,507,781 Rhythm recognition from an audio signal
A guitar delay engine such as a multi-tap delay pedal or other rhythm engine such as a vocal multi-tap delay pedal, a drum machine, or any other device that...
US-8,506,455 Exercise mat with integrated audio
In an embodiment, the invention provides an exercise mat, which may be of flexible polymer foam material and which includes one or more speakers integrated...
US-8,505,054 System, device, and method for distributing audio signals for an audio/video presentation
The audio portion of an A/V signal is sent to one or more mobile devices and the video portion of the A/V signal is sent to one or more separate display devices...
US-8,504,738 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-8,504,377 Method and an apparatus for processing a signal using length-adjusted window
A method of processing a signal is disclosed. The present invention includes receiving at least one of a first signal and a second signal, obtaining mode...
US-8,504,376 Methods and apparatuses for encoding and decoding object-based audio signals
An audio encoding method and apparatus and an audio decoding method and apparatus are provided. The audio signal decoding method includes extracting a downmix...
US-8,504,181 Audio signal loudness measurement and modification in the MDCT domain
Processing an audio signal represented by the Modified Discrete Cosine Transform (MDCT) of a time-sampled real signal is disclosed in which the loudness of the...
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