Patent ID: 11956485
Assignee: SONY GROUP CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 0:
1. A transmission device comprising:
transmission circuitry configured to transmit a broadcast stream, the broadcast stream including an MPEG-H audio stream; and
processing circuitry configured to insert metadata into MPEG-H Audio Stream (MHAS) packets of a predetermined type in the MPEG-H audio stream,
wherein the metadata includes:
user interface information that is displayed in a graphical user interface (GUI) that is configured to change an aspect of playback of content to a user according to a user interaction with the GUI, and
information on user selection with respect to the content, and

wherein the predetermined type in the MPEG-H audio stream is a type of packet that includes object encoded data in a payload of the packet.