Invention Application
- Patent Title: LAYERED CODING OF AUDIO WITH DISCRETE OBJECTS
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Application No.: US16584706Application Date: 2019-09-26
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Publication No.: US20210098004A1Publication Date: 2021-04-01
- Inventor: Dipanjan Sen , Frank Baumgarte , Juha O. Merimaa
- Applicant: Apple Inc.
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Main IPC: G10L19/008
- IPC: G10L19/008 ; H04S7/00 ; H04S3/00

Abstract:
A first layer of data having a first set of Ambisonic audio components can be decoded where the first set of Ambisonic audio components is generated based on ambience and one or more object-based audio signals. A second layer of data is decoded having at least one of the one or more object-based audio signals. One of the object-based audio signals is subtracted from the first set of Ambisonic audio components. The resulting Ambisonic audio components are rendered to generate a first set of audio channels. The one or more object-based audio signals are spatially rendered to generate a second set of audio channels. Other aspects are described and claimed.
Public/Granted literature
- US11430451B2 Layered coding of audio with discrete objects Public/Granted day:2022-08-30
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