	US 12,108,238 B2
	Information processing device, control method, and non-transitory computer-readable medium
Toshikazu Maruyama, Tokyo (JP); Shizuko Kanegae, Tokyo (JP); Izumi Endo, Tokyo (JP); Kazunari Someya, Tokyo (JP); Goh Shibata, Tokyo (JP); and Kiyoshi Morisaki, Tokyo (JP)
Assigned to NEC CORPORATION, Tokyo (JP)
Appl. No. 17/781,624
Filed by NEC Corporation, Tokyo (JP)
PCT Filed Dec. 3, 2020, PCT No. PCT/JP2020/044988 § 371(c)(1), (2) Date Jun. 1, 2022, PCT Pub. No. WO2021/112161, PCT Pub. Date Jun. 10, 2021.
Claims priority of application No. 2019-219107 (JP), filed on Dec. 3, 2019.
Prior Publication US 2023/0059119 A1, Feb. 23, 2023
Int. Cl. H04S 7/00 (2006.01); G06F 3/16 (2006.01)

CPC H04S 7/303 (2013.01) [G06F 3/16 (2013.01); H04S 7/40 (2013.01)]

8 Claims

7. A control method performed by a computer and comprising:

estimating a line-of-sight direction of each of a plurality of users, based on a captured image of the plurality of users;

acquiring first position information indicating position information of each of the plurality of users and direction information of each of the plurality of users, the direction information including a face direction of each of the plurality of users and the line-of-sight direction of each of the plurality of users;

acquiring second position information indicating position information of a predetermined object, by estimating a position where the line-of-sight direction of each of the plurality of users intersect with one another, the estimated position being the second position information;

generating, based on the first position information, the second position information, and the direction information, sound information in which a sound image is localized on the predetermined object, the sound information being related to the predetermined object; and

executing control to output the generated sound information to each of the plurality of users according to whether the predetermined object exists in the face direction, based on the first position information, the face direction, and the second position information.