公开(公告)号：US10175545B2

公开(公告)日：2019-01-08

申请号：US15558148

申请日：2017-06-13

Applicant: Wuhan China Star Optoelectronics Technology Co., Ltd.

Inventor： Yaling Zhou ,  Zhou Zhang ,  Yu-Cheng Tsai ,  Changwen Ma ,  Pan Xu

IPC: G02F1/1345 ,  G02F1/133 ,  G02F1/13357

Abstract: The present application discloses a backlight module and a liquid crystal display device, the backlight module includes a first connecting terminal disposed on the backlight module for connecting the liquid crystal panel; a second connecting terminal disposed on the backlight module for connecting the control circuit board; a processing circuit is formed on one side of the backlight module to connect to the first connecting terminal and the second connecting terminal, respectively, and for realizing the signal processing and the connection between the liquid crystal panel and the control circuit board. The application can eliminate the conventional FPCA and reducing the thickness and weight of the liquid crystal display device.

公开(公告)号：US20190037682A1

公开(公告)日：2019-01-31

申请号：US15576636

申请日：2017-08-18

Applicant: WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.

Inventor： Yu-Cheng Tsai ,  Zhou Zhang ,  Pan Xu ,  Changwen Ma ,  Yaling Zhou

IPC: H05K1/02 ,  H05K1/18 ,  H05K1/14 ,  G06F3/041 ,  G06K9/00

Abstract: The present disclosure provides a COF flexible circuit board including a flexible package substrate and a control chip packaged on the flexible package substrate, the flexible package substrate is provided with an input terminal wiring and an output terminal wiring connected with the control chip, and the control chip includes a display driver for controlling a display panel, a touch controller for implementing a touch control function, and a fingerprint identification controller for implementing fingerprint identification that are packaged together. The present disclosure also provides a touch display panel including a display panel and a touch screen, and also including the COF flexible circuit board, the COF flexible circuit board being connected with the display panel and the touch screen. Compared with the prior art, the present disclosure saves material costs and wiring space by integrating and packaging display, touch control and fingerprint identification into one control chip.