公开(公告)号：US20210183957A1

公开(公告)日：2021-06-17

申请号：US17164427

申请日：2021-02-01

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Qing ZHANG ,  Feng LU ,  Yang ZENG ,  Qijun YAO

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  H01L51/56 ,  G06F3/041 ,  G06F3/044

Abstract: Provided are a display panel, a preparation method thereof and a display device. The display panel includes a light-emitting substrate and a color filter substrate; the color filter substrate includes: a substrate, a baffle wall layer and a reflective metal layer. The baffle wall layer is located on one side of the substrate and includes multiple baffle wall structures; the reflective metal layer includes a first reflective subsection covering a surface on a side, close to the light-emitting substrate, of the multiple baffle wall structures; the first reflective subsection includes multiple first metal subsections and multiple second metal subsections; and the multiple first metal subsections are independently disposed, and adjacent ones of the multiple second metal subsections along the first direction are connected to each other.

公开(公告)号：US20220230009A1

公开(公告)日：2022-07-21

申请号：US17242928

申请日：2021-04-28

Applicant: Xiamen Tianma Micro-Electronics Co.,Ltd.

Inventor： Qijun YAO ,  Bo ZHANG ,  Feng LU

IPC: G06K9/00 ,  B06B1/02 ,  B06B1/06 ,  G06F3/043

Abstract: A fingerprint recognition module, a display panel and driving method, and a display device are provided. The fingerprint recognition module includes a first electrode layer including a plurality of first electrodes, and a piezoelectric layer disposed on a side of the first electrode layer. The fingerprint recognition module also includes a second electrode layer disposed on a side of the piezoelectric layer facing away from the first electrode layer. The second electrode layer includes a plurality of second electrodes that are arranged along a first direction, and one second electrode overlaps at least two first electrodes. Moreover, the fingerprint recognition module includes a flexible circuit board bonded and connected to the plurality of second electrodes. In a plane parallel to the first electrode layer, the plurality of second electrodes and the flexible circuit board are arranged along a second direction, and the first direction intersects the second direction.

公开(公告)号：US20180150175A1

公开(公告)日：2018-05-31

申请号：US15880603

申请日：2018-01-26

Applicant: XIAMEN TIANMA MICRO-ELECTRONICS CO., LTD.

Inventor： Jieliang LI ,  Yong YUAN ,  Zaiwen ZHU ,  Qitai JI ,  Qijun YAO ,  Feng LU

IPC: G06F3/041 ,  G06F3/045

CPC classification number: G06F3/0414 ,  G06F3/0412 ,  G06F3/044 ,  G06F3/045 ,  G06F2203/04103 ,  G06F2203/04112

Abstract: Provided are a touch display panel and a touch display device. The touch display panel includes at least one semiconductor pressure-sensing touch device, and the semiconductor pressure-sensing touch device includes a first pressure-sensitive resistor, a second pressure-sensitive resistor, a third pressure-sensitive resistor and a fourth pressure-sensitive resistor. A first end of the first pressure-sensitive resistor and a first end of the second pressure-sensitive resistor are connected to a first power inputting terminal, a second end of the first pressure-sensitive resistor and a first end of the fourth pressure-sensitive resistor are connected to a first sense signal measuring terminal, a second end of the fourth pressure-sensitive resistor and a second end of the third pressure-sensitive resistor are connected to a second power inputting terminal.

公开(公告)号：US20180074622A1

公开(公告)日：2018-03-15

申请号：US15813474

申请日：2017-11-15

Applicant: Xiamen Tianma Micro-Electronics Co., Ltd.

Inventor： Zaiwen ZHU ,  Jieliang LI ,  Yong YUAN ,  Feng LU ,  Qijun YAO ,  Hongming CHEN

IPC: G06F3/045 ,  H01L27/12 ,  G02F1/1362 ,  G02F1/1339 ,  G02F1/1333 ,  G01L1/22

Abstract: A display panel and a display apparatus are provided. The display panel includes a display area and a non-display area surrounding the display area. The display panel includes at least one semiconductor pressure sensor disposed in the non-display area. Each semiconductor pressure sensor has a planar structure and is provided with a hollow-out zone. In various embodiments of the present disclosure, the pressure detection accuracy of the pressure sensors is improved and the user experience is enhanced.