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Searching: audio signal





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Patent # Description
US-8,730,852 Eliminating false audio associated with VoIP communications
Embodiments are directed to eliminating false audio using an egress gateway in a communications network. At least one false audio packet is received by an...
US-8,730,295 Audio processing for video conferencing
Methods, systems, and computer program products for enhancing transmitted audio signals for a video conference call are disclosed. Facial recognition technology...
US-8,730,009 Smart card and mobile communication device comprising the smart card
There provided an exemplary smart card. The exemplary smart card comprises a microphone for capturing an audio signal. The exemplary smart card also comprises...
US-8,727,991 Probabilistic segmental model for doppler ultrasound heart rate monitoring
A heart rate of a subject is determined using a probabilistic segmental model. Reflections of ultrasound signals from the subject, for instance, are down...
US-8,725,838 Content sharing
Content can be shared between devices by transmitting an encoded signal that indicates, to each capable device within range, instructions for accessing the...
US-8,725,832 System and method for creating and posting media lists for purposes of subsequent playback
A method and apparatus for creating and posting media is provided. For example, the invention allows a user to quickly create, signal process, encode, and...
US-8,725,829 Method and system for identifying sound signals
A method and system is described which allows users to identify (pre-recorded) sounds such as music, radio broadcast, commercials, and other audio signals in...
US-8,725,519 Audio encoding and decoding apparatus and method thereof
Provided are audio encoding and decoding apparatuses capable of recovering a high-quality audio signal at a low bit rate. The audio encoding method includes:...
US-8,725,506 Speech audio processing
A speech processing engine is provided that in some embodiments, employs Kalman filtering with a particular speaker's glottal information to clean up an audio...
US-8,725,503 Forward time-domain aliasing cancellation with application in weighted or original signal domain
The present invention relates to methods and devices for forward time-domain aliasing cancellation in a coded signal transmitted from a coder to a decoder....
US-8,725,501 Audio decoding device and compensation frame generation method
There is disclosed an audio decoding device capable of improving audio quality of a decoded signal by considering the energy change of a past signal in eracure...
US-8,725,280 Audio output device
Provided is an audio output device capable of preventing noises and improving the S/N ratio even if no audio signal is inputted in the middle of the input of...
US-8,725,279 Method and an apparatus for processing an audio signal
A method and apparatus for processing an audio signal is disclosed. Herein, the method includes receiving a downmix information having at least one independent...
US-8,725,278 Sound playing system
A sound playing system is disclosed. The sound playing system is used for playing sound from a portable media carrier and a personal computer, including a...
US-8,725,195 Broadcast reception mobile terminal
There is provided a broadcast reception mobile terminal capable of improving both electric power saving and user-friendliness. A CPU (209) detects that the lid...
US-8,725,125 Systems and methods for controlling audio playback on portable devices with vehicle equipment
Systems and methods are provided for playing media assets in a vehicle. A signal indicating the existence of a voice call is detected in a vehicle. It is...
US-8,725,064 System and method for providing event spectators with audio/video signals pertaining to remote events
A system and method for providing content for access by a portable device at an event are provided. The system includes an interface to receive signals from a...
US-8,724,827 System and method for directionally radiating sound
An audio system for a vehicle has at least one source of audio signals. At least one array of speaker elements is located at each seat position that radiates...
US-8,724,826 Apparatus and method for outputting an audio signal in a portable terminal
An apparatus and a method for outputting an audio signal in a portable terminal are provided. The portable terminal for outputting an audio signal includes an...
US-8,724,821 Sound field controller
A sound field controller includes: a sound field generation section which generates an effect sound signal for giving a sound field effect sound to an audio...
US-8,724,820 Method of reproducing audio signals and playback apparatus therefor
A method of reproducing audio signals includes the steps of supplying a predetermined audio signal to a speaker array to synthesize surface wavefronts and...
US-8,724,798 System and method for acoustic echo cancellation using spectral decomposition
A method and apparatus for canceling an echo in audio communication is disclosed. The method comprises receiving an audio signal from a network and subsequently...
US-8,724,339 Compact media player
An electronic device such as a media player is formed from electrical components such as integrated circuits, buttons, and a battery. Electrical input-output...
US-8,723,691 Pedestrian safety system
Techniques are generally described related to a pedestrian safety system. One example pedestrian safety system may include a sound collector configured to...
US-8,723,665 Audio buffering in two-way voice alarm systems
An alarm system includes an alarm panel that signals sensed alarm conditions at a premises to a monitoring server over a packet switched data network. The alarm...
US-8,723,605 Efficient power amplifier
A dynamic power supply for N amplifiers includes first and second power boost circuits which temporarily boost the positive or negative power supply rail,...
US-8,721,562 Apparatus and method for measuring biologic parameters
Support structures for positioning sensors on a physiologic tunnel for measuring physical, chemical and biological parameters of the body and to produce an...
US-RE44,897 Process of low sampling rate digital encoding of audio signals
In a method for coding an audio signal digitized at a low sampling rate to obtain time domain audio samples. A frequency domain representation of the time...
US-8,719,877 Wireless audio transmission of information between seats in a mobile platform using magnetic resonance energy
A system and method for communicating audio or video information using inductive magnetic coupling between first and second adjacent seats on a mobile platform....
US-8,719,874 System and method of streaming audio from a common video device
The present invention discloses a system and method for rendering an audio signal over a wireless communication device where the video signal associated with...
US-8,719,437 Enabling streaming to a media player without native streaming support
A method for enabling streaming to a media player without native streaming support is disclosed. Step (A) of the method may author a media file based on a...
US-8,719,040 Signal processing apparatus, signal processing method, and computer program
A signal processing apparatus may include a decoder that decodes a compressed audio stream encoded by a predetermined codec, a signal processing unit that...
US-8,719,013 Pre-processing and encoding of audio signals transmitted over a communication network to a subscriber terminal
A method of pre-processing an audio signal transmitted to a user terminal via a communication network and an apparatus using the method are provided. The method...
US-8,719,012 Methods and apparatus for coding digital audio signals using a filtered quantizing noise
The invention concerns an encoder for an input audio signal (S(z)) comprising a combination module combining the input audio signal with an intermediate...
US-8,718,806 Slave mode transmit with zero delay for audio interface
An apparatus includes a first unit and a second functional units operating in a master-slave configuration. The first and second functional units operate as a...
US-8,718,804 System and method for correcting for lost data in a digital audio signal
In an embodiment, a method of receiving a digital audio signal, using a processor, includes correcting the digital audio signal from lost data. Correcting...
US-8,718,797 System and method for establishing communication channels between on-board unit of vehicle and plurality of nodes
A method includes establishing communication channels between an on-board unit (OBU) of a vehicle and a plurality of nodes, tagging each of a plurality of data...
US-8,718,729 Electronic device protection system
A system for protecting an electronic device. The system includes a pocket, where the pocket is configured to receive an electronic device capable of receiving...
US-8,718,668 Device and method for tracking an accessed location of a network
A device comprises an analog signal port, a data packet port, and a control processor comprising circuitry to convert analog audio signals into the data packets...
US-8,718,562 Processing audio signals
A method of processing an audio signal transmitted from a remote transmitter and received at a local receiver of an acoustic system, includes at the receiver...
US-8,718,305 Method and device for background mitigation
Methods for audio processing suitable for use with an earpiece are provided. A method includes delivering audio to an ear canal, measuring a residual background...
US-8,718,304 Hearing instrument configured for wireless communication in bursts and a method of supplying power to such
A hearing instrument configured to receive power from an energy source, the energy having an output voltage, the hearing instrument includes an ...
US-8,718,302 Mixing of in-the-ear microphone and outside-the-ear microphone signals to enhance spatial perception
This document provides a hearing assistance device for playing processed sound inside a wearer's ear canal, the hearing assistance device comprising a first...
US-8,718,299 Audio control device and audio output device
An audio output device includes two digital microphone units that, upon receiving sound, convert the sound to PDM digital audio signals in which a state is...
US-8,718,298 NVH dependent parallel compression processing for automotive audio systems
A method is provided for controlling a dynamic range of audio reproduction in an interior of a vehicle. An input audio signal is received by an audio processor....
US-8,718,297 Parametric transducer and related methods
An ultrasonic audio speaker includes an emitter and a driver. The emitter can include a first layer having a conductive surface; a second layer having a...
US-8,718,294 Audio connectors with wavelength-division-multiplexing capabilities
Electronic devices are provided that communicate over cables and other communications paths that include optical and electrical paths. A cable may include wires...
US-8,718,290 Adaptive noise reduction using level cues
An audio device having two pairs of microphones for noise suppression. Primary and secondary microphones of the three microphones may be positioned closely...
US-8,718,287 Method and system for controlling a maximum signal level output to headphones coupled to a wireless device
A method for controlling a maximum signal level output to headphones of a wireless device is provided. The method includes: determining an impedance of the...
US-8,718,286 Audio connection testing system
A testing system tests an audio connection between an audio source and a loudspeaker. The system includes a loudspeaker that converts a reference signal into a...
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