公开(公告)号：US20220317509A1

公开(公告)日：2022-10-06

申请号：US17400135

申请日：2021-08-12

Applicant: Au Optronics Corporation

Inventor： Ming-Yao Chen ,  Jui-Chi Lo ,  Jui-Ping Yu

IPC: G02F1/1335 ,  G02F1/1333 ,  G02F1/13357

Abstract: A light shielding element substrate includes a substrate, a transparent island structure and a first light shielding layer. The transparent island structure is located on the substrate. The first light shielding layer is located on the transparent island structure. The first light shielding layer is overlapping with a part of the top surface of the transparent island structure. The first light shielding layer has a first through hole overlapping the top surface of the transparent island structure.

公开(公告)号：US11450137B2

公开(公告)日：2022-09-20

申请号：US17159159

申请日：2021-01-27

Applicant: Au Optronics Corporation

Inventor： Ming-Yao Chen ,  Cheng-Hsing Lin ,  Shu-Wen Tzeng ,  Hsin-Lin Hu ,  Jui-Chi Lo

IPC: G06V40/13 ,  G09G3/20

Abstract: A display device adapted to perform in-screen fingerprint identification is provided. The display device includes a plurality of sub-pixel circuits, a plurality of light sensing circuit stages, and a plurality of sensing drive lines. The light sensing circuit stages correspond to the sub-pixel circuits. The sensing drive lines drive the light sensing circuit stages sequentially. In a first time interval, a first sensing drive line among the sensing drive lines provides a first sensing drive signal to a qth light sensing circuit stage and a latter light sensing circuit stage among the light sensing circuit stages. In the first time interval, the qth light sensing circuit stage performs a light sensing reset operation according to the first sensing drive signal, and the latter light sensing circuit stage performs a light sensing write operation according to the first sensing drive signal.

公开(公告)号：US11222579B1

公开(公告)日：2022-01-11

申请号：US17239711

申请日：2021-04-26

Applicant: Au Optronics Corporation

Inventor： Cheng-Hsing Lin ,  Shu-Wen Tzeng ,  Jui-Chi Lo

IPC: G09G3/20 ,  G06F3/041

Abstract: A shift register circuit includes a first dummy shift register, a second dummy shift register, multiple shift registers, multiple module selection switches, and multiple output selectors. The shift registers are connected in series between the first dummy shift register and the second dummy shift register, and are divided into a plurality of shift register groups. The module selection switches jointly receive a module selection signal, and are respectively coupled between the first dummy shift register and the shift register groups or between the shift register groups. The output selectors are respectively coupled between an output terminal of the corresponding one of the first dummy shift register, the shift registers, and the second dummy shift register, and a display panel and a fingerprint sensor module.

公开(公告)号：US11086452B2

公开(公告)日：2021-08-10

申请号：US16917932

申请日：2020-07-01

Applicant: Au Optronics Corporation

Inventor： Ming-Yao Chen ,  Shu-Wen Tzeng ,  Jui-Chi Lo

IPC: G06F3/041 ,  G06F3/042 ,  H01L27/32

Abstract: A pixel array substrate including a substrate, a plurality of first signal lines, a plurality of pixel structures, a plurality of second signal lines, a plurality of light sensing units, a plurality of third signal lines, and a plurality of touch units is provided. The first signal lines are arranged on the substrate along a first direction. The pixel structures are disposed between the first signal lines. The second signal lines are arranged on the substrate along the first direction. The light sensing units are disposed between the second signal lines. Any adjacent two of the light sensing units are electrically connected to one of the second signal lines and are symmetrically disposed with respect to the second signal line. The third signal lines and the second signal lines are alternately arranged on the substrate. The touch units are electrically connected to the third signal lines.

公开(公告)号：US11037504B2

公开(公告)日：2021-06-15

申请号：US16840435

申请日：2020-04-05

Applicant: Au Optronics Corporation

Inventor： Ming-Yao Chen ,  Shu-Wen Tzeng ,  Hsin-Lin Hu ,  Jui-Chi Lo

IPC: G09G3/36 ,  G09G3/3266 ,  G09G3/3275 ,  H01L27/32

Abstract: A pixel array substrate including a substrate, a plurality of display pixels, a plurality of sensing pixels, and a read-out circuit is provided. The substrate includes a first region and a second region. The second region is located between the first region and an edge of the substrate. The display pixels are disposed on the first region and the second region of the substrate. The sensing pixels are disposed on the first region of the substrate. The read-out circuit is electrically connected to the sensing pixels. A portion of the read-out circuit is disposed on the second region of the substrate and the portion of the read-out circuit is located between two display pixels of the display pixels.

公开(公告)号：US20190180667A1

公开(公告)日：2019-06-13

申请号：US16211417

申请日：2018-12-06

Applicant: AU OPTRONICS CORPORATION

Inventor： Wu-Wei Lin ,  Jui-Chi Lo

IPC: G09G3/20

Abstract: A pixel circuit includes one or more storage capacitors, one or more first switches, a light sensing component, a second switch, and a third switch. The first switches are electrically connected to the storage capacitors, and configured to provide a data voltage to the storage capacitors according to a gate signal. The second switch is electrically connected to the light sensing component, and configured to output an output signal according to a sensing voltage. The third switch is electrically connected to the light sensing component, and configured to provide a reset voltage to the light sensing component according to a reset control signal.

公开(公告)号：US11644708B2

公开(公告)日：2023-05-09

申请号：US17400135

申请日：2021-08-12

Applicant: Au Optronics Corporation

Inventor： Ming-Yao Chen ,  Jui-Chi Lo ,  Jui-Ping Yu

IPC: G02F1/1335 ,  G02F1/1333 ,  G06V40/13 ,  G02F1/13357

CPC classification number: G02F1/133512 ,  G02F1/13338 ,  G02F1/133357 ,  G02F1/133514 ,  G02F1/133617 ,  G02F2202/36 ,  G02F2203/11 ,  G06V40/1318

Abstract: A light shielding element substrate includes a substrate, a transparent island structure and a first light shielding layer. The transparent island structure is located on the substrate. The first light shielding layer is located on the transparent island structure. The first light shielding layer is overlapping with a part of the top surface of the transparent island structure. The first light shielding layer has a first through hole overlapping the top surface of the transparent island structure.

公开(公告)号：US20220036030A1

公开(公告)日：2022-02-03

申请号：US17159159

申请日：2021-01-27

Applicant: Au Optronics Corporation

Inventor： Ming-Yao Chen ,  Cheng-Hsing Lin ,  Shu-Wen Tzeng ,  Hsin-Lin Hu ,  Jui-Chi Lo

IPC: G06K9/00 ,  G09G3/20

Abstract: A display device adapted to perform in-screen fingerprint identification is provided. The display device includes a plurality of sub-pixel circuits, a plurality of light sensing circuit stages, and a plurality of sensing drive lines. The light sensing circuit stages correspond to the sub-pixel circuits. The sensing drive lines drive the light sensing circuit stages sequentially.
In a first time interval, a first sensing drive line among the sensing drive lines provides a first sensing drive signal to a qth light sensing circuit stage and a latter light sensing circuit stage among the light sensing circuit stages. In the first time interval, the qth light sensing circuit stage performs a light sensing reset operation according to the first sensing drive signal, and the latter light sensing circuit stage performs a light sensing write operation according to the first sensing drive signal.

公开(公告)号：US11114008B2

公开(公告)日：2021-09-07

申请号：US16934202

申请日：2020-07-21

Applicant: AU OPTRONICS CORPORATION

Inventor： Shuo-Wen Jang ,  Hsin-Lin Hu ,  Jui-Chi Lo

IPC: G09G3/20

Abstract: A display device is disclosed. The display device comprises: a plurality of data lines are configured to receive a plurality of data voltages from a source driver, wherein the source driver is disposed in a non-display area of the display device; and a first multiplex switch is disposed in a display area of the display device and configured in response to a first multiplex signal, to provide a first data voltage of the data voltages to a first data line of the data lines.

公开(公告)号：US11112903B2

公开(公告)日：2021-09-07

申请号：US17068854

申请日：2020-10-13

Applicant: AU Optronics Corporation

Inventor： Hsin-Lin Hu ,  Jui-Chi Lo

IPC: G06F3/041 ,  G06K9/00

Abstract: A display device includes an active display array, an optical sensor array, a first driving circuit, a second driving circuit, and a third driving circuit. The active display array includes a number of scan lines. The first driving circuit is coupled to a first portion of the scan lines through a first metal layer. The second driving circuit is coupled to a second portion of the scan lines through the first metal layer. The third driving circuit is disposed between the first driving circuit and the second driving circuit and is coupled to the optical sensor through a second metal layer. The second metal layer is different from the first metal layer.