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.

Date of Patent:
Feb. 25, 2020

Filed:

Mar. 17, 2017
Applicants:

Boe Technology Group Co., Ltd., Beijing, CN;

Beijing Boe Display Technology Group Co., Ltd., Beijing, CN;

Inventors:

Pengyu Qi, Beijing, CN;

Dong Wang, Beijing, CN;

Jian Hou, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 11/14 (2006.01); G01B 11/26 (2006.01); B65G 47/24 (2006.01);
U.S. Cl.
CPC ...
G01B 11/26 (2013.01); B65G 47/24 (2013.01); B65G 2201/02 (2013.01); B65G 2811/0626 (2013.01);
Abstract

The present application proposes an improved position sensor, a conveying device comprising the same and a method for position correction by using the same. The position sensor includes at least two light emitters, a light receiver array and a pedestal, the pedestal having a central plane and at least two sloping surfaces tilting towards a center of the pedestal at opposite edges, the at least two light emitters being arranged on the at least two sloping surfaces respectively, and the light receiver array being arranged on the central plane of the pedestal.


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