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Title:
CODING METHOD, CODING DEVICE AND CODING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/124860
Kind Code:
A1
Abstract:
A coding method, a coding device and a coding system. Said method comprises: when a substrate (1) is transferred to an exposure machine (2), adjusting the substrate, so as to align an exposure alignment mark (11) on the substrate with the exposure machine; controlling the exposure machine to form a coding area (12) on the adjusted substrate; when the substrate having the coding area formed thereon is transferred to a coding machine (3), adjusting the substrate, so as to align the exposure alignment mark on the substrate with the coding machine; and controlling the coding machine to form an identification code (13) on the coding area of the adjusted substrate.

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Inventors:
WANG WEI (CN)
Application Number:
PCT/CN2019/080810
Publication Date:
June 25, 2020
Filing Date:
April 01, 2019
Export Citation:
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Assignee:
WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO LTD (CN)
International Classes:
G03F9/00
Foreign References:
CN103935138A2014-07-23
CN205220075U2016-05-11
CN103472614A2013-12-25
JP2000238447A2000-09-05
CN106019814A2016-10-12
JP2003217462A2003-07-31
CN105093812A2015-11-25
CN109471336A2019-03-15
Attorney, Agent or Firm:
ESSEN PATENT & TRADEMARK AGENCY (CN)
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