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Digital Audio

Digital Audio-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Method and apparatus for automatic audio alignment in a hybrid radio system
Ibiquity Digital Corporation
June 15, 2017 - N°20170169832

A method of processing a digital radio broadcast signal includes: (a) determining a plurality of current correlation sample values representative of a time delay between samples in an analog audio sample stream and samples in a digital audio sample stream; (b) determining a current inversion status; (c) updating a delay history and an inversion status history; (d) checking the current ...
Audio processing device
Ibiquity Digital Corporation
June 08, 2017 - N°20170164134

A dsp 5 performs low-pass filter processing that extracts low frequency component from a digital audio signal, high-pass filter processing that extracts high frequency component from the digital audio signal, delay processing that delays the low frequency component of the digital audio signal that is extracted by the low-pass filter processing, and composition processing that composes the low frequency component of ...
Method and device for receiving a broadcast service comprising switching between digital audio broadcasting (dab) ...
Bayerische Motoren Werke Aktiengesellschaft
June 08, 2017 - N°20170163362

A method for broadcast service following for a vehicle includes a first step of continuously, or in given time intervals, estimating a signal quality and/or signal availability of the dab service and/or the cellular network based broadcast service in a route section the vehicle is expected to reach in a given time span. The method also includes a ...
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Electronic image creating, image editing and simplified audio/video editing device, movie production method starting ...
Bayerische Motoren Werke Aktiengesellschaft
May 18, 2017 - N°20170140797

An audio/video editing electronic device comprising: at least visual and manual user interface means configured for allowing the interaction with said user; a data processing unit, configured for executing a computer program aimed to the creation of videos from audio tracks; means of access to a plurality of digital images; means of access to at least one digital audio ...
Bone-conduction sound transmission device and method
Boe Technology Group Co., Ltd.
May 04, 2017 - N°20170127183

Embodiments of the invention disclose a bone-conduction sound transmission device and method. The device comprises a signal output module for providing a digital audio signal, a signal conversion and emission module for converting the digital audio signal into a vibration signal and emitting the vibration signal, a signal detection module, for detecting the vibration signal for at least one position ...
Multi-band noise reduction system and methodology for digital audio signals
Retune Dsp Aps
May 04, 2017 - N°20170125033

The present invention relates to a multi-band noise reduction system for digital audio signals producing a noise reduced digital audio output signal from a digital audio signal. The digital audio signal comprises a target signal and a noise signal, i. E. A noisy digital audio signal. The multi-band noise reduction system operates on a plurality of sub-band signals derived from ...
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Digital Audio Patent Applications
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Determining a representative audio album image
Microsoft Technology Licensing, Llc
April 27, 2017 - N°20170115951

In one embodiment, a digital audio player may select an album art file to represent an audio album from multiple possible art files. The digital audio player may store an audio album organized by a content provider compiling multiple audio tracks from multiple audio sources. The digital audio player may check a track art file set associated with the multiple ...
Interactive television program guide with selectable languages
Rovi Guides, Inc.
April 20, 2017 - N°20170111704

An interactive television program guide is provided. The interactive television program guide provides a user with the opportunity to select a language for playing television programming and displaying program guide text. Television program audio in the desired language may be obtained from a sap or digital audio track and played in the selected language. Television related information in the desired ...
Analog/digital audio converter and a method thereof
Samsung Electronics Co., Ltd.
April 20, 2017 - N°20170109129

An analog/digital audio converting apparatus enables listening to both digital and analog audio signals received from a digital receiving apparatus and analog audio signals input from an external source using the same receiver by providing a formatter capable of converting the analog audio signal into a digital audio signal with the digital broadcasting receiving apparatus.
Method and apparatus for defeating computer-generated, telemarketing, and robo-calls to phones
Samsung Electronics Co., Ltd.
April 06, 2017 - N°20170099388

A system for defeating computer-generated, telemarketing, and robo calls is provided. An originating switch receives a call from a calling party and determines a call route to a called party. The call is received at a destination switch and the profile of the called party is assessed. If the called party is not a subscriber to the system, the call ...
Systems and methods for searching, comparing and/or matching digital audio files
Evergig Music S.a.s.u.
April 06, 2017 - N°20170097992

Systems and/or computer-implemented methods search, compare and/or match digital audio files, wherein the systems and/or methods provide a group of digital audio tracks to a computer system, wherein the group is provided to the computer system as input files or stored in a database associated with the computer system, wherein the group comprises a first digital audio ...
Personalized audio introduction and summary of result sets for users
Yahoo! Inc.
March 30, 2017 - N°20170090858

Disclosed are methods and apparatus for providing digital audio data including an introduction to and/or summary of a set of content items is provided. In one embodiment, a set of content items may be identified for presentation to a user. One or more personas associated with the user may be identified. Digital audio data pertaining to the set of ...
Handheld portable high fidelity music playback with streaming and wifi routing ability
Yahoo! Inc.
March 23, 2017 - N°20170085991

A circuit design for a portable audio data processing and high fidelity playback device having a multi-core digital signal micro-processor, embedded with a set of digital audio codecs for encoding and decoding 24 bit audio data in any current format, being mounted onto said pcb board. A set of differential operational audio amplifiers is powered independently with a dual power supply ...
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Digital Audio Patent Applications
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Mixing digital audio
Red Lion 49 Limited
March 16, 2017 - N°20170078034

A method of mixing digital audio uses a plurality of mixing buses. Each mixing bus receives at least one input digital audio signal via a respective input. A sample value (801-805) of each input digital audio signal is stored in shared last level cache in the cpu. Then, for each unique input to the mixing buses in turn, the sample ...
Systems and methods for matching two or more digital multimedia files
Evergig Music S.a.s.u.
March 16, 2017 - N°20170076754

Systems and computer-implemented methods match two digital videos previously recorded at a same event. The systems and methods provide a group of digital videos to a computer system, wherein each digital video comprises digital audio and digital video signals previously recorded at the same event, wherein the digital videos are previously recorded by different digital mobile devices and are previously ...
Systems and methods for detecting audio mismatches between digital media files
Evergig Music S.a.s.u.
March 16, 2017 - N°20170076753

Systems and methods determine, identify and/or detect one or more audio mismatches between at least two digital media files by providing a group of digital media files to a computer system as input files. Each digital media file comprises digital audio and digital video signals previously recorded at a same performance by a same artist, and the digital media ...
Digital map of a physical location based on a user's field of interest and a ...
International Business Machines Corporation
March 16, 2017 - N°20170075646

A computer-implemented method, system, and/or computer program product generates a digital map of a physical location based on a user's field of interest and local sounds. One or more processors receive a user's field of interest from a computing device used by a user. The processor(s) map the user's field of interest to a specific sound pattern, and ...
Methods and apparatus to facilitate local time-based digital audio measurement
The Nielsen Company (us), Llc
March 09, 2017 - N°20170070304

Example methods, apparatus, systems and articles of manufacture to facilitate local time-based digital audio measurement are disclosed. Example methods disclosed herein include a hello ping may be received from a media player. The media player may be associated with a location based on the hello ping. The media player may be associated with a time offset based on the location. ...
Visual focus assistance for operating an audio control surface
Avid Technology, Inc.
March 09, 2017 - N°20170068504

Large numbers of similar-looking or identical physical controls on an audio control surface can make it difficult for operators to rapidly locate desired controls. Highlighting of selected controls focuses the operator's visual attention on controls the operator is manipulating, or has just manipulated and is likely to manipulate again. Controls peripheral to or otherwise related to manipulated controls may also ...
Apparatus and method for sound stage enhancement
Ambidio, Inc.
March 02, 2017 - N°20170064481

A non-transitory computer readable storage medium with instructions executable by a processor identify a center component, a side component and an ambient component within right and left channels of a digital audio input signal. A spatial ratio is determined from the center component and side component. The digital audio input signal is adjusted based upon the spatial ratio to form ...
Music reproducing device
Ambidio, Inc.
March 02, 2017 - N°20170064455

A dap 1 comprises a dac 7 that d/a-converts lr 2 channels digital audio data into lr 2 channels analog audio data, an amplification circuit 9 that amplifies the lr 2 channels analog audio data that the dac 7 d/a-converts, a dac 8 that d/a-converts the lr 2 channels digital audio data into the lr 2 channels analog audio data, and an amplification circuit 10 that amplifies inverted ...
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