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Searching: audio signal





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Patent # Description
US-9,532,125 Noise cancellation microphones with shared back volume
An audio device, in at least one embodiment, includes a device package and a plurality of microphones. The device package defines a component cavity and a...
US-9,532,124 Installation structure for acoustic transducer
An installation structure for an acoustic transducer that operates in accordance with an audio signal to vibrate a vibrated body in a first direction for...
US-9,532,099 Distributed media stream synchronization control
One or more system, apparatus, method, and computer readable media is described below for wireless display synchronization of audio and video data streams...
US-9,532,014 Information processing system and method, information processing apparatus, image-capturing device and method,...
A feature extracting unit obtains sensor data from a plurality of sensors to calculate each feature. When an event determining unit determines the occurrence of...
US-9,532,006 Broadcasting variants of digital signals in a conditional access system
The invention provides a headend system, a receiver, a smartcard and a conditional access system enabling distribution of multiple variants of a part of a...
US-9,531,980 Method and apparatus for sending and receiving audio data
A method and an apparatus for sending and receiving audio data, so as to solve the problem that in the prior art, a simulating audio and video transmission...
US-9,531,921 System and method for video and secondary audio source synchronization
Disclosed herein are systems, methods, and computer-readable storage media for video and secondary audio source synchronization. A system practicing the method...
US-9,531,855 System and method of arbitrating audio source streamed by mobile applications
A system for attenuating vehicle audio for mobile application audible statements, the system comprising a vehicle computing system having one or more processors...
US-9,531,854 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-9,530,434 Reducing octave errors during pitch determination for noisy audio signals
Octave errors may be reduced during pitch determination for noisy audio signals. Pitch may be tracked over time by determining amplitudes at harmonics for...
US-9,530,427 Speech processing
A technique for enhancing speech signal captured in a noisy environment is provided. According an example embodiment, the technique comprises obtaining a...
US-9,530,424 Upsampling using oversampled SBR
An encoder (250) comprises a core encoder (252) for encoding a low frequency component of the audio signal at the signal sampling rate (fs_in) and a spectral...
US-9,530,422 Bitstream syntax for spatial voice coding
An encoding system (100) encodes a first (E1) and further (E2, E3) audio signals as a layered bitstream (B), wherein a quantizer for each frequency band of each...
US-9,530,420 Method and apparatus for allocating bits of audio signal
A method and an apparatus for allocating bits of an audio signal. The method includes dividing a frequency band of an audio signal into multiple sub-bands, and...
US-9,530,418 Image display apparatus and method of controlling the same
Provided are an image display apparatus and a method of controlling the same. The image display apparatus enabling voice recognition includes: a first voice...
US-9,530,408 Acoustic environment recognizer for optimal speech processing
A system for providing an acoustic environment recognizer for optimal speech processing is disclosed. In particular, the system may utilize metadata obtained...
US-9,530,395 Modular music synthesizer
A modular music synthesizer is implemented in a hybrid design incorporating both hardware implementation and software implementation. A plurality of...
US-9,530,298 Method and apparatus for detecting a hazard alarm signal
An apparatus and method for detecting a pattern warning signal from a hazard alarm. In one embodiment, a buffer memory is used to store filtered, digitized...
US-9,529,373 Switching regulator and control circuit and control method therefor
Disclosed are a switching regulator and a control circuit and a control method therefor. In one embodiment, by means of controlling a rectifying switch in a...
US-9,527,440 Technologies for vehicle turn blinker audio and display processing
A system and method for processing turn signal data for a vehicle. A turning signal module may activate a turn signal for the vehicle, while a turning audio...
US-9,527,439 Multi-frequency alarm for emitting narrow band noise
A multi-frequency alarm (10) generates a narrow band noise (MFA-87, -97, 102, -107) warning of a presence of a vehicle. The alarm includes noise signal...
US-9,525,956 Determining the inter-channel time difference of a multi-channel audio signal
A method and device are disclosed for determining an inter-channel time difference of a multi-channel audio signal having at least two channels. A determination...
US-9,525,954 Audio device and audio producing method
The invention relates to an audio device comprising: an audio source arranged to produce audio signals; an audio output arranged to connect at least one...
US-9,525,943 Mechanically actuated panel acoustic system
An electronic device includes an enclosure or housing panel that is used as part of an acoustic system. The panel is divided into several sub-panels. For each...
US-9,525,942 Mobile apparatus and control method thereof
A mobile apparatus and control method thereof are provided, which includes an audio data signal input unit arranged to receive an audio data signal. An audio...
US-9,525,939 Overheat protector and protection methodology for electrodynamic loudspeakers
The present invention relates in one aspect to a voice coil temperature protector for electrodynamic loudspeakers. The voice coil temperature protector...
US-9,525,938 User voice location estimation for adjusting portable device beamforming settings
An audio device may use the audio detected at two opposite facing, front and rear omnidirectional microphones to determine the angular directional location of a...
US-9,525,937 Circuit for suppressing audio output noise and audio output circuit
A circuit for suppressing audio output noise and an audio output circuit are provided. The circuit for suppressing audio output noise includes: a detecting...
US-9,525,936 Wireless earbud communications using magnetic induction
Disclosed are systems and devices for transmission of an audio signal. In some embodiments, the system may include a wearable computing device, a first audio...
US-9,525,845 Near-end indication that the end of speech is received by the far end in an audio or video conference
Embodiments of client device and method for audio or video conferencing are described. An embodiment includes an offset detecting unit, a configuring unit, an...
US-9,525,561 System and method for sharing information
A novel mechanism is disclosed by which a sender can direct information such as an audiovisual signal to a particular recipient's audiovisual display device,...
US-9,525,552 Audio device and method for adding watermark data to audio signals
An audio device and method for adding a watermark data to digital signals which represent audio generates a digital signature by applying a hash calculation on...
US-9,525,458 Wireless audio transmission system, particularly a wireless microphone system
There is provided a wireless audio transmission system, in particular a wireless microphone system, for wireless audio transmission. The system has at least one...
US-9,525,425 Asynchronous sample rate converter
An asynchronous sample rate converter and method for converting an input signal to a resampled output signal is disclosed. An efficient and cost-effective...
US-9,525,392 System and method for dynamically adapting playback device volume on an electronic device
Method of dynamically adapting playback volume on electronic device starts with processor receiving first user input and first portion of audio content. First...
US-9,525,388 On-chip resistor divider compensation with a 2Vrms input
A new compensation system for an audio input reduces noise by matching feedback ratios in the positive and negative paths. A variable resistance network allows...
US-9,525,387 Amplifier docking audio system for vehicle
An amplifier docking audio system for a vehicle includes a docking space in an audio body, a docking connector disposed on a printed circuit board of the audio...
US-9,524,729 System and method for noise estimation with music detection
In a system and method for noise estimation with music detection described herein provides for generating a music classification for music content in an audio...
US-9,524,726 Audio signal decoder, audio signal encoder, method for decoding an audio signal, method for encoding an audio...
An audio signal decoder includes a context-based spectral value decoder configured to decode a codeword describing one or more spectral values or at least a...
US-9,524,723 Information processing apparatus and control method
An information processing apparatus detects a coding method of an audio signal to be reproduced as a target coding method, selects one of a first control and a...
US-9,524,720 Systems and methods of blind bandwidth extension
Systems and methods of performing blind bandwidth extension are disclosed. In an embodiment, a method includes determining, based on a set of low-band...
US-9,524,712 Adaptive filtering for wired speaker amplifiers
Adaptive filtering is described for use with amplifiers for any wired speaker. In one example, an apparatus includes an audio cable to provide an analog audio...
US-9,524,707 Programmable musical instrument pedalboard
In one embodiment, a programmable pedalboard for a musical instrument is provided. The pedalboard includes a docking station for receiving a removable portable...
US-9,524,706 Displaying content in relation to music reproduction by means of information processing apparatus independent...
A music reproduction apparatus includes a reproduction section for reproducing user-selected music piece data, a generation section for generating control...
US-9,524,654 Modifying a person's eating and activity habits
A system for managing the food intake of a person comprises means for collecting information about food consumed by the subject, and means for providing...
US-9,524,625 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-9,524,385 Using an audio channel for authenticating a device
Systems, methods, and other embodiments associated with using an audio link for authentication services are described. According to one embodiment, an apparatus...
US-9,523,585 Systems and methods for handling application notifications
Certain implementations of the disclosed technology may include systems and method for handling application notifications. According to an example...
US-9,522,681 System and method for restricting audio transmission based on driver status
In at least one embodiment, a method and a apparatus for restricting audio transmission in a vehicle is provided. The apparatus comprises a control module. The...
US-9,521,502 Method for determining a stereo signal
A method for determining an output stereo signal comprising determining a first differential signal and determining a second differential signal; determining a...
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