The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 25, 2022
Filed:
Nov. 26, 2018
Beijing Boe Optoelectronics Technology Co., Ltd., Beijing, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Xuebing Zhang, Beijing, CN;
Chenru Wang, Beijing, CN;
Ruijun Dong, Beijing, CN;
Yali Liu, Beijing, CN;
Hao Zhang, Beijing, CN;
Lili Chen, Beijing, CN;
BEIJING BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
Embodiments of the disclosure relate to an eye tracking device and a virtual reality imaging apparatus. The eye tracking device includes an electromagnetic radiation source configured to emit electromagnetic radiation toward an eye, a lens having a first side surface facing the eye and a second side surface opposite the first side surface, a first reflective film on the first side surface of the lens for reflecting the electromagnetic radiation, a second reflective film on the second side surface of the lens for reflecting the electromagnetic radiation, and an imaging means configured to receive the electromagnetic radiation from the eye, wherein the first reflective film and the second reflective film are positioned to direct the electromagnetic radiation from the eye to the imaging means.