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:
Sep. 29, 2020
Filed:
Apr. 29, 2019
Boe Technology Group Co., Ltd., Beijing, CN;
Zicheng Huang, Beijing, CN;
Liang Li, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
An Opening/Closing door reminding device and an Opening/Closing door reminding method are provided, the Opening/Closing door reminding device includes: a light guiding element, a photosensitive element and a processing element, wherein the light guiding element is secured on a door frame, the photosensitive element and the processing element are both secured on a door panel, and the light guiding element and the photosensitive element are kept in contact with each other, wherein the light guiding element is configured to guide light emitted by a light source to the photosensitive element; the photosensitive element is configured to generate an electrical signal according to the light guided by the light guiding element, and provide the generated electrical signal to the processing element; the processing element is configured to determine an Opening/Closing state of the door according to the received electrical signal, and send out a corresponding reminding signal according to the Opening/Closing state of the door.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile