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Searching: audio signal





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Patent # Description
US-9,313,575 Multifunctional LED device and multifunctional LED wireless conference system
Multifunctional LED devices and multifunctional LED wireless conference systems are provided. A multifunctional LED device includes LED light source assembly,...
US-9,313,574 Wireless digital transmission system for loudspeakers
This invention relates to a wireless digital transmission system for loudspeakers comprising: compression means for the file representing the digital audio...
US-9,313,573 Method and device for microphone selection
The present invention relates to a device, such as an audio communication device, for combining a plurality of microphone signals x.sub.n(k) into a single...
US-9,313,555 Method and system for tracking and managing playback of multimedia content
A system and method for tracking and managing playback of advertisements is disclosed. The system includes a processor configured to process the multimedia...
US-9,313,541 Broadcasting method and broadcast signal receiving apparatus
A broadcasting method and a broadcast signal receiving apparatus is provided wherein auxiliary information, such as video and audio data for supplementing...
US-9,313,441 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-9,313,359 Media content identification on mobile devices
A mobile device responds in real time to media content presented on a media device, such as a television. The mobile device captures temporal fragments of...
US-9,313,336 Systems and methods for processing audio signals captured using microphones of multiple devices
Systems, methods and apparatus for capturing at least one audio signal using a plurality of microphones that generate a plurality of representations of the at...
US-9,313,319 System and method for context aware usability management of human machine interfaces
A method includes determining by a sensor of a mobile device that a first ambient sound level represents a quiet context for the mobile device, providing a...
US-9,312,971 Apparatus and method for transmitting audio object
An apparatus and method for transmitting a plurality of audio objects using a multichannel encoder and a multichannel decoder are provided. The audio object...
US-9,312,829 System for adjusting loudness of audio signals in real time
A method of adjusting a loudness of an audio signal in real time may include receiving an electronic audio signal and dividing the audio signal into a plurality...
US-9,312,599 Low profile omni-directional planar antenna with WiFi video streaming capability through broadband network
An antenna device includes a housing defining an interior cavity, and an RF antenna situated within the housing. The RF antenna receives high definition...
US-9,311,962 Audio and/or video generation apparatus and method of generating audio and/or video signals
A camera configured to generate audio/video signals, the camera including a recording unit configured to record the audio/video signals on a recording medium, a...
US-9,311,957 Multi-channel audio signal converting device using time-varying digital filter, electronic system including the...
A multi-channel audio signal converting device using a time-varying digital filter, an electronic system including the same, and a method of converting an audio...
US-9,311,932 Adaptive pause detection in speech recognition
A method, system, and computer program product for adaptive pause detection in speech recognition are provided in the illustrative embodiments. A speech stream...
US-9,311,930 Audio based system and method for in-vehicle context classification
A method of determining contexts for a vehicle, each context corresponding to one or more events associated with the vehicle, for example that the radio is on...
US-9,311,927 Device and method for audible transient noise detection
The present invention relates to a device and a corresponding method for audible transient noise detection in an audio signal. To avoid the detection of false...
US-9,311,925 Method, apparatus and computer program for processing multi-channel signals
The invention relates to a method and an apparatus in which samples of at least a part of an audio signal of a first channel and a part of an audio signal of a...
US-9,311,924 Spectral wells for inserting watermarks in audio signals
A method to watermark an audio signal includes inserting a first symbol in a spectral well, the spectral well corresponding to at least one of a second spectral...
US-9,311,923 Adaptive audio processing based on forensic detection of media processing history
A media signal is accessed, which has been generated with one or more first processing operations. The media signal includes one or more sets of artifacts,...
US-9,311,922 Method, apparatus, and storage medium for decoding encoded audio channels
Multiple channels of audio are combined either to a monophonic composite signal or to multiple channels of audio along with related auxiliary information from...
US-9,311,919 Apparatus and method for coding and decoding multi-object audio signal with various channel
Provided are an apparatus and method for coding and decoding a multi-object audio signal. The apparatus includes a down-mixer for down-mixing the audio signals...
US-9,311,915 Context-based speech recognition
A processing system receives an audio signal encoding a portion of an utterance. The processing system receives context information associated with the...
US-9,311,914 Method and apparatus for enhanced phonetic indexing and search
The subject matter discloses a method two phase phonetic indexing and search comprising: receiving a digital representation of an audio signal; producing a...
US-9,311,637 Apparatus and method for commercial transactions using a communication device
An apparatus for effecting commercial transactions with a server using a transaction card via a communication device is provided. The apparatus includes a...
US-9,307,562 Radio repeater system
A system and/or method for facilitating wireless communication in an area where it is difficult to transmit and receive signals may use a preexisting wired...
US-9,307,340 Audio system equalization for portable media playback devices
A method, an apparatus, a system, and instructions stored in a non-transitory computer-readable medium to instruct a processing system to carry out the method....
US-9,307,339 Display apparatus and method for providing stereophonic sound service
Embodiments disclose a display apparatus including a controller configured to detect a vocalized position in the video frame; and an audio processor configured...
US-9,307,338 Upmixing method and system for multichannel audio reproduction
An audio signal enhancing device, and a corresponding method of enhancing stereophonic signals, is provided which generates an enhanced signal with improved...
US-9,307,337 Systems and methods for interactive broadcast content
Devices and methods for scoring viewer's interactions with content broadcast on a presentation device by processing at least one audio signal received by a...
US-9,307,336 Electronic device and audio output circuit therein
An audio output circuit applied in an electronic device includes a filter capacitor and a transistor. A base of the transistor is connected to an audio...
US-9,307,332 Method for dynamic suppression of surrounding acoustic noise when listening to electrical inputs
A listening instrument includes a) a microphone unit for picking up an input sound from the current acoustic environment of the user and converting it to an...
US-9,307,329 Control device for induction loop system
There is provided a control device (220) for an induction loop system configured to: generate a calibration signal (202) having a known amplitude and frequency;...
US-9,307,323 System and method for bass enhancement
A system and method for enhancing the real and/or perceived bass band of an audio signal is disclosed. A computationally simple yet effective bass band...
US-9,307,321 Speaker distortion reduction
Methods and systems specifically designed to reduce loudspeaker distortion by reducing voice coil excursion are provided. An input audio signal is processed...
US-9,307,320 Feedback suppression using phase enhanced frequency estimation
A feedback suppression system for reducing acoustic feedback may include a controller configured to buffer a series of incoming digital sample signals to...
US-9,307,318 Audio processor circuits for acoustic echo cancellation and method therefor
In one form, an audio processor circuit includes a first digital signal processing circuit, a second digital signal processing circuit, and an interleaver. The...
US-9,307,316 Electronic device and method for sensing headset type by audio signal
In a device including a headset jack having an external microphone contact, and an external microphone signal path connected to the external microphone contact,...
US-9,307,315 Waterproof audio and storage system
A portable and waterproof audio reproduction device is provided, comprising a case having a base and a lid defining an internal volume, and further including a...
US-9,307,280 Broadcast receiving device and method for receiving broadcast thereof
A broadcast receiving device and a method for receiving a broadcast thereof are provided. The broadcast receiving device includes a channel receiving unit which...
US-9,307,198 Oral and video proceedings collection and transcription device
A system that enables remote participation in a live proceeding includes a first computer configured to transmit and receive audio and video data with a second...
US-9,307,180 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-9,307,091 Method and apparatus for the secure storage of audio signals
In one embodiment, a method, system and apparatus for recording audio is provided so that the recording can be authenticated. The system may be implemented as a...
US-9,307,075 Method and system for determining environmental characteristics of a called communication device
A first communication device receives a communication from a second communication device. The communication could be part of the signaling used to establish a...
US-9,307,074 Information transmission device and system
A computer implemented method includes making a phone call from a sender to a receiver and providing a non-audio identifier to the receiver in a phone call...
US-9,306,689 System and method for engaging a person in the presence of ambient audio
A computerized method for engaging a user of a mobile computer system, The mobile computer system may be connectible to a server over a wide area network. An...
US-9,306,685 Audio processing system
An audio processing apparatus is configured to process audio signals from a plurality of sources. The audio processing apparatus may include a digital interface...
US-9,306,525 Combined dynamic processing and speaker protection for minimum distortion audio playback loudness enhancement
Apparatuses, methods, computer readable mediums, and systems are described for combined dynamic processing and speaker protection for minimizing distortion in...
US-9,306,524 Audio signal loudness determination and modification in the frequency domain
Methods of, apparatuses for, and non-transitory computer readable media having instructions thereon that when executed cause carrying out methods of determining...
US-9,306,523 Methods and circuits to reduce pop noise in an audio device
A class D amplifier receives and amplifies a differential analog signal which is then differentially integrated. Two pulse width modulators generate pulse...
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