公开(公告)号：US20220276742A1

公开(公告)日：2022-09-01

申请号：US17350634

申请日：2021-06-17

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

Inventor： Qijun YAO

IPC: G06F3/044 ,  G06F3/041

Abstract: A touch display panel, a manufacturing method of a touch display panel, and a display device are provided. The touch display panel includes a substrate and a touch electrode on the substrate. The touch electrode includes a first electrode line extending in a first direction and a second electrode line extending in a second direction. The second direction is different from the first direction. The touch electrode also includes an intersection area. In the intersection area, the first electrode line intersects with the second electrode line. At least one of the first electrode line and the second electrode line includes one or more concave structures in the intersection area.

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：US20210279438A1

公开(公告)日：2021-09-09

申请号：US17330444

申请日：2021-05-26

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

Inventor： Qijun YAO ,  Lu Lian

IPC: G06K9/00 ,  G09G3/20

Abstract: Provided are an ultrasonic fingerprint recognition circuit, a display panel, a display device and a driving method. A first end of the ultrasonic fingerprint recognizer is electrically connected to an ultrasonic signal input end of the ultrasonic fingerprint recognition circuit, and a second end of the ultrasonic fingerprint recognizer is electrically connected to a first end of the acquisition device; a control end of the sampling signal device is electrically connected to a sampling control end of the ultrasonic fingerprint recognition circuit, a first end of the sampling signal device is electrically connected to a first sampling signal end of the ultrasonic fingerprint recognition circuit, a second end of the sampling signal device is electrically connected to a second sampling signal end of the ultrasonic fingerprint recognition circuit, and a third end of the sampling signal device is electrically connected to a control end of the acquisition device.

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：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：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.