MUMBAI, India, Aug. 1 -- Intellectual Property India has published a patent application (202348040857 A) filed by Dolby Laboratories Licensing Corporation; and Dolby International AB, San Francisco, on June 15, 2023, for 'methods and devices for generating or decoding a bitstream comprising immersive audio signals.'
Inventor(s) include Bruhn, Stefan; and Torres, Juan Felix.
The application for the patent was published on Aug. 1, under issue no. 31/2025.
According to the abstract released by the Intellectual Property India: "The present document describes a method (500) for generating a bitstream (101), 5 wherein the bitstream (101) comprises a sequence of superframes (400) for a sequence of frames of an immersive audio signal (111). The method (500) comprises, repeatedly for the sequence of superframes (400), inserting (501) coded audio data (206) for one or more frames of one or more downmix channel signals (203) derived from the immersive audio signal (111), into data fields (411, 421, 10 412, 422) of a superframe (400); and inserting (502) metadata (202, 205) for reconstructing one or more frames of the immersive audio signal (111) from the coded audio data (206), into a metadata field (403) of the superframe (400)."
The patent application was internationally filed on July 02, 2019, under International application No.PCT/US2019/040271.
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