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Searching: audio signal





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Patent # Description
US-9,996,503 Signal processing method and device
A method for processing an audio signal, including: sound is converted to an analog audio input signal and converted into a digital audio signal; a windowed...
US-9,996,316 Mediation of wakeword response for multiple devices
Devices, systems, and methods provide synchronization of multiple voice-controlled devices to establish priority of one of the devices to respond to an acoustic...
US-9,996,314 Audio control apparatus and headset system for integrating personal electronic devices
An audio control apparatus particularly suited for an active outdoor type of person integrates multiple electronic devices. Audio source devices can include a...
US-9,996,080 Collision avoidance using auditory data
A controller for an autonomous vehicle receives audio signals from one or more microphones. The audio signals are input to a machine learning model that...
US-9,995,828 Generating acoustic quiet zone by noise injection techniques
A quiet zone generation technique for acoustic/audio signals is proposed for mitigation of selected noise or interferences over limited areas in free space by...
US-9,994,316 Unmanned aerial vehicle sensor synchronization
Described are methods and apparatuses for synchronizing two or more sensors of an UAV. In the implementations described, a synchronization event is performed...
US-9,992,674 Automated device access
A method of unlocking a locked device includes receiving a device identifier over a wireless communication protocol, determining if the device identifier is...
US-9,992,603 Method, system and apparatus for measuring head size using a magnetic sensor mounted on a personal audio...
A magnetic sensor mounted on a headband of the personal audio delivery device may output a sensor signal indicative of an interaction between a magnetic field...
US-9,992,599 Method, device, encoder apparatus, decoder apparatus and audio system
Method for processing a stereo signal includes encoding an N-channel audio signal in a stereo signal (Lo, Ro) and spatial parameters (wl, wr), processing the...
US-9,992,597 Validation of audio calibration using multi-dimensional motion check
Examples described herein involve validating motion of a microphone during calibration of a playback device. An example implementation involves a control device...
US-9,992,596 High displacement acoustic transducer systems
Acoustic transducer systems are described herein and in particular, acoustic transducer systems involving high displacement are described. An example acoustic...
US-9,992,595 Acoustic change detection
A loudspeaker cabinet has a number of pairs of microphones, each pair includes the same internal microphone and a different external microphone. For each pair...
US-9,992,591 Arranging an audio signal based on the number of loudspeakers
An apparatus including: a router configured to route a first audio signal to a local loudspeaker apparatus; and a switch configured to route at least one...
US-9,992,580 Signal to noise ratio using decentralized dynamic laser microphones
A communication system includes a processor and a computer readable medium, coupled with the processor, comprising instructions that program the processor to:...
US-9,992,573 Phase inversion filter for correcting low frequency phase distortion in a loudspeaker system
A filter for correcting phase distortion produced at low frequencies in a loudspeaker system is created by inverting the phase response of the determined...
US-9,992,571 Speaker protection from overexcursion
In accordance with embodiments of the present disclosure, a controller configured to be coupled to an audio transducer, may be further configured to receive an...
US-9,992,568 Method and apparatus for audio playback
In accordance with an example embodiment of the present invention, an apparatus is disclosed. The apparatus includes at least one earpiece, at least one...
US-9,992,566 Wireless joint and wireless microphone having same
A wireless joint includes a converter, a radio frequency (RF) device, and a connector. The converter realizes a conversion between an audio signal and a...
US-9,992,541 Media processing apparatus and controlling method thereof
A media processing apparatus is provided. The media processing apparatus includes an interface unit which is connected to each of a plurality of terminal...
US-9,992,532 Hand-held electronic apparatus, audio video broadcasting apparatus and broadcasting method thereof
An audio and video broadcasting apparatus includes a plurality of sound signal capturing devices, an image capturing device, a controller, and a speaker. The...
US-9,992,527 Video display apparatus and operating method thereof
An operating method of a video display device is provided. The method according to one embodiment includes receiving a broadcasting signal through a tuner;...
US-9,992,491 Method and apparatus for encoding and decoding haptic information in multi-media files
A method for encoding haptic information inside a multi-media file having content includes changing a portion of the content in the multi-media file, and adding...
US-9,992,488 Method and system for region-based monitoring of video assets
A method and system for monitoring video assets provided by a multimedia content distribution network (MCDN) includes an expert test monitoring platform (ETMP)...
US-9,992,444 System and method for preventing unauthorized recording, retransmission and misuse of audio and video
In some embodiments, a method includes receiving, at a device, digital audio content to be converted by a digital-to-analog converter to produce analog audio...
US-9,992,095 Communication apparatus, method for controlling communication apparatus, and storage medium
A communication apparatus that includes a buffer, an acquisition unit, a packet processing unit, and a control unit performs packet communication of image data...
US-9,991,862 Audio system equalizing
Processes and devices for equalizing an audio system that is adapted to use a loudspeaker to transduce test audio signals into test sounds. The processes and...
US-9,991,852 System and method for close-down pop reduction
A close-down pop reduction system and a method for close-down pop reduction in an audio amplifier assembly are disclosed. The switching power conversion system...
US-9,990,956 Recording apparatus
In a recording system comprising a plurality of recording apparatuses connected in cascade to increase the number of audio channels, a desired audio signal can...
US-9,990,935 System aspects of an audio codec
The present document relates to the design of anti-aliasing and/or anti-imaging filters for resamplers using rational resampling factors. In particular, the...
US-9,990,932 Processing in the encoded domain of an audio signal encoded by ADPCM coding
A method for processing an encoded audio signal in a binary stream by MICDA predictive coding. The method includes the following steps: determining a signal...
US-9,990,930 Audio signal encoding and decoding based on human auditory perception eigenfunction model in Hilbert space
A computer numerical processing method for encoding and decoding audio information for use in conjunction with human hearing is described. The method comprises...
US-9,990,928 Audio watermarking via phase modification
An audio watermarking system conveys information using an audio channel by modulating an audio signal to produce a modulated signal by embedding additional...
US-9,990,927 Method and apparatus for encoding and decoding 3-dimensional audio signal
A method of encoding a multi-channel 3-dimensional (3D) audio signal mixed with a multi-channel 3D object signal is provided. The method includes: obtaining a...
US-9,990,922 Hotword detection on multiple devices
Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for hotword detection on multiple devices are disclosed. In...
US-9,990,914 System and method for dynamically interacting with a mobile communication device by series of similar...
Audio presentations of a media content delivered onto a device are interrupted using commands not otherwise known to or programmed in to a messaging application...
US-9,990,778 Notification system for virtual reality devices
A notification system for virtual reality devices that includes a message indicator device, an audiovisual (A/V) signal source connected to the message...
US-9,989,560 Interference detector for patient monitor
A system is disclosed for detecting and calculating the level of ambient and/or environmental noise, such as electromagnetic interference generated by electric...
US-9,986,365 Audio signal processing method and device
The present invention relates to a method and an apparatus for processing an audio signal, and more particularly, to a method and an apparatus for processing an...
US-9,986,362 Information processing method and electronic device
The present disclosure provides an information processing method and an electronic device. The method comprises: obtaining an audio signal in an output signal;...
US-9,986,361 Audio apparatus and audio providing method thereof
An audio apparatus and an audio providing method thereof are provided. The audio providing method includes receiving an audio signal including a plurality of...
US-9,986,358 Sound apparatus, television receiver, speaker device, audio signal adjustment method, and recording medium
To prevent the measurement of the position of a speaker from not being performed in a case where the position of the speaker is changed, and prevent the...
US-9,986,357 Fitting background ambiance to sound objects
Embodiments of these teachings concern integrating a sound object audio file such as an audio object recorded by a lavalier microphone to a spatial audio...
US-9,986,356 Audio surround processing system
An audio surround processing system receives an audio source signal having at least two audio channels and generates a number of additional surround sound...
US-9,986,338 Reflected sound rendering using downward firing drivers
Embodiments are directed to speakers and circuits that reflect sound off a wall surface (114) to a listening location at a distance from a speaker. The...
US-9,986,335 Sound-modulating device
A sound-modulating device used in a confined space is provided. The sound-modulating device includes an event detector and an audio module in communication with...
US-9,986,334 Bone-conduction sound transmission device and method
Embodiments of the invention disclose a bone-conduction sound transmission device and method. The device comprises a signal output module for providing a...
US-9,986,331 Method and apparatus for selecting main microphone
A terminal monitors a working state parameter of a main microphone arranged on the terminal; judges whether the working state parameter satisfies a preset rule;...
US-9,986,282 Content recognition and synchronization using local caching
Supplemental network services are synchronized with a program using the program's audio signal. A synchronization method employs local caching of portions of a...
US-9,986,101 System, method, and computer program product for connecting or coupling analog audio communications systems...
An automated telecommunications system includes a first system operable to receive PSTN compatible audio frequency signals, to decode and interpret said...
US-9,986,082 Interface device and method between electronic device and external device using ear jack of the electronic device
An interface device and method between an electronic device and an external device using an ear jack of a smart device are disclosed in order to implement an...
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