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Searching: audio signal





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Patent # Description
US-9,305,556 Apparatus and method for encoding and decoding multi-channel audio signal
Disclosed is an apparatus for encoding and decoding a multi-channel audio signal. The apparatus for encoding the multi-channel audio signal groups channels of a...
US-9,305,550 Dialogue detector and correction
An apparatus and method for tracking dialogue and other sound signals in film, television or other systems with multiple channel sound is described. One or more...
US-9,305,537 Signal processing apparatus concealing impulse noise by autoregressive modeling
A signal processing apparatus (100) comprising a noise detector (102) configured to: receive a stream of information representative of a stream of audio signal...
US-9,305,458 Proximity-detection systems and methods
When two or more devices are near each other, they are likely to hear the same ambient sounds. To detect such proximity, each device captures a short digital...
US-9,305,442 Apparatus, systems and methods for signal localization and differentiation
Apparatus, systems, and methods for providing transmission and localized reception of audio, visual, and tactile signaling are taught for a myriad of useful...
US-9,305,317 Systems and methods for collecting and transmitting telematics data from a mobile device
A method of analyzing audio signals, such as for a drive monitoring system, includes recording an audio signal from a mobile device, the audio signal including...
US-9,304,988 System and method for performing automatic audio production using semantic data
There is described a computer implemented method for performing automatic audio production, comprising: receiving an audio signal to be processed; receiving...
US-9,304,010 Methods, apparatuses, and computer program products for providing broadband audio signals associated with...
Methods, apparatuses, and computer program products are herein provided for providing broadband audio signal navigation instructions. A method may include...
US-9,302,617 Portable sign
Included is a lightweight portable sign which can be used in one aspect to protect stalled or broken down vehicles with passengers still on board, to prevent...
US-9,302,584 Drowsy driver prevention systems and methods
A user device may be used to prevent a driver of a vehicle from driving while drowsy. The user device may create a driver profile for the driver and collect...
US-9,301,719 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-9,301,330 Method for mobile radio communication and communication device
A method for mobile radio communication between a communication partner device and a mobile communication device includes conducting a communication, at least...
US-9,301,077 Context-based audio tuning
A system and method is provided for selecting an audio tuning profile to apply to audio signals to generate a sound field acoustically optimized at least at one...
US-9,301,074 Display unit
A display unit includes: a display section having a plurality of light-emitting devices arranged in a straight line; a driving section supplying a display...
US-9,301,072 Transducer with motion control
An audio system comprises an electro-acoustic transducer (1) with transducer connections (12, 13) to receive an audio signal (AS) in the audio frequency range...
US-9,301,071 Reducing audio distortion in an audio system
An audio system comprises an audio driver configured to receive a target audio signal and a feedback signal and to generate an adjusted audio signal responsive...
US-9,301,070 Signature matching of corrupted audio signal
Devices and methods that match audio signatures to programming content stored in a remote database are disclosed. In one aspect of an embodiment, audio that...
US-9,301,059 Bone conduction hearing aid system
A bone conduction hearing aid system with right and left ear microphone arrangements; right and left ear ambient sound signal processing units, right and left...
US-9,301,049 Noise-reducing directional microphone array
In one embodiment, a directional microphone array having (at least) two microphones generates forward and backward cardioid signals from two (e.g.,...
US-9,301,047 Loudspeaker audio accessory for a communication device
A loudspeaker audio accessory provides and non-cable interface to a portable radio. The accessory can operate in conjunction with the radio or as a standalone...
US-9,301,045 Audio I O headset plug and plug detection circuitry
A single prong, multiple signal conducting plug and plug detection circuitry is provided. The plug may be electrically coupled to a stereo headset including a...
US-9,301,042 Electro-acoustic transducer
An electro-acoustic transducer includes a needle electrode, an opposite electrode, a discharge region between the needle electrode and the opposite electrode, a...
US-9,301,034 Magnetic suspension transducer
A method for operating an acoustic transducer is provided. The acoustic transducer includes a moving element and a fixed element, wherein the moving element is...
US-9,301,032 Stethoscope chestpiece usable with a portable electronic device and related methods
An electronic stethoscope chestpiece includes a chestpiece housing having an interior space including a cavity extending from a radially enlarged open end to a...
US-9,301,031 Modular speaker system, components of a modular speaker system, and methods of using the same
A multi-speaker audio system is configured to provide flexible use of speakers in any number of different environments. The multi-speaker system may include a...
US-9,301,007 Methods and apparatus to monitor audio/visual content from various sources
Methods and apparatus to monitor audio/visual content from various sources are disclosed. Example methods disclosed herein to monitor a media presentation...
US-9,301,006 Method and system for providing additional information on broadcasting content
The present invention relates to a method and a system for providing additional information on broadcast content, and particularly, to a method and a system for...
US-9,301,002 Method for transmitting plurality of asynchronous digital signals
The present invention relates to a method for transmitting a plurality of asynchronous signals, which includes: transmitting to a plurality of audio...
US-9,300,994 Methods and systems for viewing dynamically customized audio-visual content
Systems and methods for viewing dynamically customized audio-visual content are described. In some implementations, a process may include providing at least one...
US-9,300,924 Electronic handheld audio/video receiver and listening/viewing device
A handheld device in an audio and video system including a system for receiving and processing video and/or audio signals, a system for displaying a virtual...
US-9,300,791 Controlled-environment facility resident communication detection
Systems and methods insert a modulated signal into audio of a controlled-environment facility resident's side of a call, such as by a controlled-environment...
US-9,300,705 Methods and systems for interfacing heterogeneous endpoints and web-based media sources in a video conference
Described herein are methods and systems for interfacing heterogeneous endpoints and web-based media sources in a video conference. Interfacing heterogeneous...
US-9,300,694 Audio signal quality measurement in mobile device
Technologies are generally described for a method for measuring a quality of an audio signal in a mobile device. In some examples, the mobile device includes a...
US-9,300,263 Apparatus and method pertaining to volume control
An apparatus comprises a volume-control user interface, a transmitter, an audio amplifier (having a corresponding amplification range), and a control circuit...
US-9,300,262 Audio processing application for windows
An audio enhancement technique comprises an audio source. The audio source is split into at least two branches and each of the branches is processed by a filter...
US-9,299,386 Systems and methods for providing access to resources through enhanced audio signals
Systems and methods are provided for using a hidden audio signal. In one exemplary embodiment, the method includes registering, at a central database, one or...
US-9,299,364 Audio content fingerprinting based on two-dimensional constant Q-factor transform representation and robust...
Content identification methods for consumer devices determine robust audio fingerprints that are resilient to audio distortions. One method generates signatures...
US-9,299,363 Time warp contour calculator, audio signal encoder, encoded audio signal representation, methods and computer...
A time warp contour calculator for use in an audio signal decoder receives an encoded warp ratio information, derives a sequence of warp ratio values from the...
US-9,299,362 Audio signal processing device
An audio signal processing device 100 includes a period detecting unit 102 for detecting the fundamental period of an input audio signal 101; a square wave...
US-9,299,359 Method and an apparatus for voice quality enhancement (VQE) for detection of VQE in a receiving signal using a...
A voice quality enhancement (VQE) detector for a network element receiving an audio signal from a previous network element of a network, wherein said voice...
US-9,299,358 Method and apparatus for voice modification during a call
A method for voice modification during a telephone call comprising receiving a source audio signal associated with at least one participant, wherein the source...
US-9,299,355 FM stereo radio receiver by using parametric stereo
The invention relates to an apparatus (1) for improving a stereo audio signal of an FM stereo radio receiver (10). It is suggested to employ components of a...
US-9,299,354 Audio encoding device and audio encoding method
An audio encoding device includes a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor...
US-9,299,352 Method and apparatus for generating side information bitstream of multi-object audio signal
Provided is a method and apparatus for generating a side information bitstream of a multi-object audio signal. The apparatus for generating a side information...
US-9,299,346 Speech recognition platforms
A speech recognition platform configured to receive an audio signal that includes speech from a user and perform automatic speech recognition (ASR) on the audio...
US-9,299,344 Apparatus and method to classify sound to detect speech
Audio frames are classified as either speech, non-transient background noise, or transient noise events. Probabilities of speech or transient noise event, or...
US-9,299,333 System for adaptive audio signal shaping for improved playback in a noisy environment
Provided is a system for adaptively enhancing an end-user's perceived quality, or quality of experience (QoE), of speech and other audio under ambient noise...
US-9,298,819 Method and control unit for determining an identification code for an audio data packet
A method for determining an identification code for an audio data packet. The method includes receiving an audio data stream and a temporally audio metadata...
US-9,294,863 Acoustic device, augmented reality acoustic device, acoustic system, acoustic processing method, and recording...
An acoustic device includes: a memory; and a processor coupled to the memory. The processor executes a process including: first determining, based on a state of...
US-9,294,862 Method and apparatus for processing audio signals using motion of a sound source, reverberation property, or...
Methods and apparatuses for encoding and decoding an audio signal are provided, a method of encoding an audio signal including: receiving the audio signal...
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