US 12,437,617 B2
Method and apparatus for frame-accurate haptics interchange file format
Iraj Sodagar, Los Angeles, CA (US)
Assigned to TENCENT AMERICA LLC, Palo Alto, CA (US)
Filed by TENCENT AMERICA LLC, Palo Alto, CA (US)
Filed on Jan. 5, 2024, as Appl. No. 18/405,941.
Claims priority of provisional application 63/437,615, filed on Jan. 6, 2023.
Prior Publication US 2024/0233498 A1, Jul. 11, 2024
Int. Cl. G08B 6/00 (2006.01); H04L 67/02 (2022.01)
CPC G08B 6/00 (2013.01) [H04L 67/02 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method of signaling a haptic java script object notation (JSON) interchange file format (HJIF) file, the method comprising:
processing the HJIF file into a binary file format for distribution in a bitstream,
wherein the HJIF file comprises a plurality of haptic channels,
wherein each haptic channel from the plurality of haptic channels includes a channel description that comprises a relative position parameter that specifies a relative position of a keyframe included in the data and a haptic position parameter of a haptic effect,
wherein the relative position parameter and the haptic position parameter are specified in accordance with a scale, and
wherein the haptic effect and keyframe of each channel are synchronized with video or audio included in the bitstream based on the scale.