US 12,085,722 B2
Positioning method and device
Yunlong Li, Beijing (CN); Qinglin Chen, Beijing (CN); Cheng Chen, Beijing (CN); Junliang Shan, Beijing (CN); and Tao Wu, Beijing (CN)
Assigned to BEIJING ZITIAO NETWORK TECHNOLOGY CO., LTD., Beijing (CN)
Filed by Beijing Zitiao Network Technology Co., Ltd., Beijing (CN)
Filed on Sep. 27, 2023, as Appl. No. 18/475,415.
Claims priority of application No. 202211289284.1 (CN), filed on Oct. 20, 2022.
Prior Publication US 2024/0134204 A1, Apr. 25, 2024
Prior Publication US 2024/0231105 A9, Jul. 11, 2024
Int. Cl. G02B 27/01 (2006.01); G02B 27/00 (2006.01)
CPC G02B 27/0172 (2013.01) [G02B 27/0093 (2013.01); G02B 2027/0138 (2013.01); G02B 2027/0178 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A positioning method, comprising:
extracting multiple light spots from a current image frame, wherein the current image frame is an image currently collected by an extended reality device;
determining an interference light spot in the multiple light spots according to information about a historical interference light spot, and removing the interference light spot in the multiple light spots, wherein the historical interference light spot is obtained by recognizing a light spot of a historical image frame;
recognizing whether there is a light spot of a luminous light source in remaining light spots after removing the interference light spot, wherein the luminous light source is a light source set on a human-computer interaction apparatus, and the human-computer interaction apparatus is used for a user to interact with the extended reality device;
determining a current pose of the human-computer interaction apparatus according to the light spot of the luminous light source recognized in the remaining light spots.