EYEBALL TRACKING APPARATUS AND METHOD, DISPLAY APPARATUS, DEVICE, AND MEDIUM

WIPO Patent Application WO/2024/041312

A1

An eyeball tracking apparatus and method, a display apparatus, a device, and a medium. The eyeball tracking apparatus comprises: a distance measurement unit (10), a light-emitting unit (20), a light detection unit (30), and a processing unit (40), wherein the distance measurement unit (10) is used for measuring a first distance from an eyeball (a) to a target object (b); the light-emitting unit (20) is used for irradiating a target eyebox area of the target object (b) using infrared light; the light detection unit (30) comprises a plurality of sub-units (30a), which are arranged in an array, each sub-unit (30a) comprising a plurality of receivers (31), which are arranged in an array, and the plurality of receivers (31) being used for receiving infrared light reflected by the eyeball (a); and the processing unit (40) is used for controlling a first receiver in the sub-unit (30a) to receive the infrared light reflected by the eyeball (a), and determining the position of the eyeball (a) according to the intensity of the infrared light received by the first receiver, the first receiver being a receiver corresponding to the first distance.

WANG CHENRU (CN)
ZHANG HAO (CN)
CHEN LILI (CN)
DONG RUIJUN (CN)
WU YULONG (CN)
HAN NA (CN)
BAI JIARONG (CN)
HUANG HAITAO (CN)
MIAO AODI (CN)

PCT/CN2023/110036

February 29, 2024

July 28, 2023

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BOE TECHNOLOGY GROUP CO LTD (CN)
BEIJING BOE DISPLAY TECH CO (CN)

G02B27/01; G02B27/00; G06F3/01; G02B30/26

CN115755377A	2023-03-07
CN111766702A	2020-10-13
CN112558751A	2021-03-26
JPH02126211A	1990-05-15
US20190377191A1	2019-12-12
US20210395039A1	2021-12-23

BEIJING SAN GAO YONG XIN INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)

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