Invention Grant
- Patent Title: Method and apparatus for screen related adaptation of a Higher-Order Ambisonics audio signal
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Application No.: US17558581Application Date: 2021-12-21
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Publication No.: US11570566B2Publication Date: 2023-01-31
- Inventor: Peter Jax , Johannes Boehm , William Redmann
- Applicant: DOLBY LABORATORIES LICENSING CORPORATION
- Applicant Address: US CA San Francisco
- Assignee: DOLBY LABORATORIES LICENSING CORPORATION
- Current Assignee: DOLBY LABORATORIES LICENSING CORPORATION
- Current Assignee Address: US CA San Francisco
- Priority: EP12305271 20120306
- Main IPC: H04S7/00
- IPC: H04S7/00 ; H04R5/00 ; G10L19/008

Abstract:
A method for generating loudspeaker signals associated with a target screen size is disclosed. The method includes receiving a bit stream containing encoded higher order ambisonics signals, the encoded higher order ambisonics signals describing a sound field associated with a production screen size. The method further includes decoding the encoded higher order ambisonics signals to obtain a first set of decoded higher order ambisonics signals representing dominant components of the sound field and a second set of decoded higher order ambisonics signals representing ambient components of the sound field. The method also includes combining the first set of decoded higher order ambisonics signals and the second set of decoded higher order ambisonics signals to produce a combined set of decoded higher order ambisonics signals.
Public/Granted literature
- US20220116727A1 METHOD AND APPARATUS FOR SCREEN RELATED ADAPTATION OF A HIGHER-ORDER AMBISONICS AUDIO SIGNAL Public/Granted day:2022-04-14
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