US 12,086,312 B2
Apparatus and method of controlling light source in eye tracking using glint
Joonyoung Song, Suwon-si (KR); Doukyoung Song, Suwon-si (KR); and Jina Jeon, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Dec. 12, 2022, as Appl. No. 18/079,403.
Application 18/079,403 is a continuation of application No. PCT/KR2022/014724, filed on Sep. 30, 2022.
Claims priority of application No. 10-2021-0182950 (KR), filed on Dec. 20, 2021; and application No. 10-2022-0009759 (KR), filed on Jan. 24, 2022.
Prior Publication US 2023/0195223 A1, Jun. 22, 2023
Int. Cl. G06F 3/01 (2006.01); H04B 10/50 (2013.01); H04N 5/30 (2006.01); H04N 25/40 (2023.01)
CPC G06F 3/013 (2013.01) [H04B 10/50 (2013.01); H04N 5/30 (2013.01); H04N 25/41 (2023.01)] 20 Claims
OG exemplary drawing
 
1. An electronic device, comprising:
a plurality of light sources configured to generate a glint in each of right and left eyes;
a first camera configured to output, to a first light driver, a first control signal to control odd-numbered light sources of the plurality of light sources according to a pattern;
a second camera configured to output, to a second light driver, a second control signal to control even-numbered light sources of the plurality of light sources according to the pattern;
the first light driver configured to control the odd-numbered light sources according to the first control signal;
the second light driver configured to control the even-numbered light sources according to the second control signal; and
a processor configured to:
transmit, to the first camera and the second camera, an activation signal to instruct the first and second cameras to operate according to the pattern, and
transmit, to the first light driver and the second light driver, a control command to instruct the first and second light drivers to operate according to the first control signal and the second control signal, respectively.