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:
Jul. 15, 2025
Filed:
Apr. 28, 2022
Boe Technology Group Co., Ltd., Beijing, CN;
Zhaohui Meng, Beijing, CN;
Lin Cong, Beijing, CN;
Yilin Feng, Beijing, CN;
Xin Duan, Beijing, CN;
Ying Zhou, Beijing, CN;
BOE TECHNOLOGY GROUP CO., LTD., Beijing, CN;
Abstract
Mini-diode lamp board and light-emitting device are provided. The board includes a substrate, luminance signal lines arranged in a first direction and extending in a second direction, and control signal lines arranged in the second direction and extending in the first direction. The board has sub-regions each including a drive chip and a LED lamp group; drive chips corresponding to a row of sub-regions arranged in the first direction are electrically connected to the same control signal line; drive chips corresponding to a column of sub-regions arranged in the second direction are electrically connected to the same luminance signal line; and the drive chip obtains a luminance signal provided by the luminance signal line under the control of a control signal provided by the control signal line, and controls a corresponding LED lamp group to emit light according to the luminance signal.