US 11,812,548 B2
Display module and method for forming same
Lei Suo, Shanghai (CN)
Assigned to XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD., Xiamen (CN)
Filed by Xiamen Tianma Micro-Electronics Co., Ltd., Xiamen (CN)
Filed on Jun. 14, 2021, as Appl. No. 17/346,718.
Claims priority of application No. 202110306900.9 (CN), filed on Mar. 23, 2021.
Prior Publication US 2022/0312584 A1, Sep. 29, 2022
Int. Cl. H05K 1/02 (2006.01); H05K 1/14 (2006.01); H05K 3/36 (2006.01)
CPC H05K 1/0268 (2013.01) [H05K 1/028 (2013.01); H05K 1/14 (2013.01); H05K 3/361 (2013.01); H05K 2201/10128 (2013.01); H05K 2203/16 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A display module, comprising:
a main flexible circuit board, including a first binding terminal, a second binding terminal, a first test point and a second test point, wherein the first test point is electrically connected to the first binding terminal, and the second test point is electrically connected to the second binding terminal;
an auxiliary flexible circuit board, including a third binding terminal and a fourth binding terminal, wherein the third binding terminal is electrically connected to the fourth binding terminal, the first binding terminal is disposed corresponding to the third binding terminal, and the second binding terminal is disposed corresponding to the fourth binding terminal;
a power management chip, disposed at the main flexible circuit board and configured to provide power to the display module; and
a first wiring, wherein the first wiring includes a first signal line and a second signal line, the first test point is electrically connected to the first signal line, the first signal line is electrically connected to the power management chip, the second test point is electrically connected to the second signal line, and the second signal line is electrically connected to the power management chip.