US 12,236,538 B2
Viewing terminal, viewing method, viewing system, and program
Nobuo Kawakami, Tokyo (JP); and Shinnosuke Iwaki, Tokyo (JP)
Assigned to Dwango Co., Ltd., Tokyo (JP)
Appl. No. 17/791,486
Filed by DWANGO Co., Ltd., Tokyo (JP)
PCT Filed Feb. 3, 2021, PCT No. PCT/JP2021/003944
§ 371(c)(1), (2) Date Jul. 7, 2022,
PCT Pub. No. WO2021/157616, PCT Pub. Date Aug. 12, 2021.
Claims priority of application No. 2020-019368 (JP), filed on Feb. 7, 2020.
Prior Publication US 2023/0043422 A1, Feb. 9, 2023
Int. Cl. G06T 19/00 (2011.01); G06F 3/01 (2006.01); G06T 13/40 (2011.01); G09B 5/14 (2006.01); H04N 21/235 (2011.01); H04N 21/44 (2011.01)
CPC G06T 19/006 (2013.01) [G06F 3/011 (2013.01); G06T 13/40 (2013.01); G09B 5/14 (2013.01); H04N 21/235 (2013.01); H04N 21/44 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A viewing terminal, comprising a processor configured to:
cause a display device to display a virtual space according to virtual space information, the virtual space including a virtual object representing a real object in a real space, the real object within reach of a student in the real space, the student viewing a class given in the virtual space;
receive a video image capturing the real space including at least the real object;
extract a part of the real object from the video image;
cause the display device to display a part of the virtual object that corresponds to the extracted part of the real object; and
perform image composition for fitting the video image of the extracted part of the real object onto the corresponding part of the virtual object in the virtual space such that the video image of the extracted part is projected on the corresponding part of the virtual object.