公开(公告)号：US20190130851A1

公开(公告)日：2019-05-02

申请号：US15996808

申请日：2018-06-04

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

Inventor： Xiaojuan CUI ,  Xiang YANG

IPC: G09G3/34 ,  G09G3/20

Abstract: The embodiments of the disclosure disclose an image processing method and an device thereof, by detecting the saturated color ratio of the current frame picture of the acquired target image to acquire a corresponding PWM duty ratio and gain coefficient, the method can intelligently control the backlight brightness of the display picture and the gain coefficient during the format conversion to solve the problem that the unsaturated color is darker than the saturated color when the picture is displayed, and the display effect of the terminal is improved.

公开(公告)号：US20220030714A1

公开(公告)日：2022-01-27

申请号：US16616453

申请日：2019-05-21

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

Inventor： Gonghua ZOU ,  Yucheng LU ,  Xiang YANG

IPC: H05K1/11 ,  H05K1/02

Abstract: A flexible printed circuit board, a display panel, and a display device are disclosed. The flexible printed circuit board includes a first input portion, and at least a first output portion disposed on the first input portion. The first input portion and the first output portion are disposed at different sides of the flexible printed circuited board. The first output portion includes a plurality of first output terminals, and each of the first output terminals of the first output portion is spaced apart at a different distance from a top end of the first output portion.

公开(公告)号：US20210294394A1

公开(公告)日：2021-09-23

申请号：US16625814

申请日：2019-05-20

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

Inventor： Gonghua ZOU ,  Yucheng LU ,  Xiang YANG

IPC: G06F1/18 ,  H05K1/11

Abstract: The present invention discloses a display panel, a chip and a flexible circuit board. The display panel includes a panel body and at least two signal transmission circuits. The signal transmission circuit includes a line input terminal used for binding to a flexible circuit board, which is disposed at the peripheral area, a signal transmission line, and a line output terminal used for binding to a chip, which is disposed at the peripheral area. At least two of the line output terminals are arranged in a two-dimensional array. The present invention can reduce the impedance of a part of the signal transmission line.

公开(公告)号：US20180173060A1

公开(公告)日：2018-06-21

申请号：US15118880

申请日：2016-06-29

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

Inventor： Xingling GUO ,  Xiang YANG ,  Jiehui QIN

IPC: G02F1/1335 ,  G09G3/36

CPC classification number: G02F1/133611 ,  G09G3/3406 ,  G09G3/36 ,  G09G3/3607 ,  G09G3/3611 ,  G09G2310/0264 ,  G09G2320/0276 ,  G09G2320/0646 ,  G09G2320/0673 ,  G09G2330/021 ,  G09G2360/145 ,  G09G2360/16

Abstract: The disclosure provides a liquid crystal display driving circuit and a liquid crystal display device. The liquid crystal display driving circuit includes a content adaptive brightness control circuit and a Gamma voltage adjustment circuit, when the content adaptive brightness control circuit is turned on, the brightness of the backlight module is switched from first backlight brightness to second backlight brightness under the control of the content adaptive brightness control circuit, when the brightness of the backlight module is the first backlight brightness, the Gamma voltage adjustment circuit outputs a first Gamma voltage for adjusting grayscale brightness of the liquid crystal display to be first grayscale brightness, when the brightness of the backlight module is the second backlight brightness, the Gamma voltage adjustment circuit outputs a second Gamma voltage for adjusting the grayscale brightness of the liquid crystal display to be second grayscale brightness.

公开(公告)号：US20170199414A1

公开(公告)日：2017-07-13

申请号：US14901048

申请日：2015-09-24

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

Inventor： Chunpeng GUO ,  Jiehui QIN ,  Xiang YANG

IPC: G02F1/1345

CPC classification number: G02F1/13452 ,  G02F1/1345 ,  G02F1/13454 ,  G02F1/13458 ,  G02F2001/13456 ,  H01L24/12

Abstract: The present invention provides a driver chip structure, and the driver chip structure comprises a substrate and a plurality of connection bumps which are located on the substrate and equal in size, and the substrate comprises a surface, and the plurality of connection bumps are spaced and aligned on the surface in array, and sectional appearances of the connection bumps parallel with the surface are trapezoids or triangles. The present invention also discloses a liquid crystal display device.