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:
Aug. 01, 2023
Filed:
Mar. 04, 2021
Wuhan Tianma Micro-electronics Co., Ltd., Wuhan, CN;
Wuhan Tianma Microelectronics Co., Ltd. Shanghai Branch, Shanghai, CN;
WUHAN TIANMA MICRO-ELECTRONICS CO., LTD., Wuhan, CN;
WUHAN TIANMA MICROELECTRONICS CO., LTD. SHANGHAI BRANCH, Shanghai, CN;
Abstract
A display panel, a crack detection method and a display device are provided. The display panel includes a substrate, a signal wiring disposed over the substrate, and a test wiring insulated from the signal wiring and disposed on a side of the signal wiring facing away from the substrate. An orthographic projection of the test wiring on the substrate overlaps an orthographic projection of the signal wiring on the substrate. The display panel also includes a first test terminal disposed over the substrate and electrically connected with an end of the test wiring, and a second test terminal disposed over the substrate and electrically connected with another end of the test wiring.