公开(公告)号：US20240290244A1

公开(公告)日：2024-08-29

申请号：US18655073

申请日：2024-05-03

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Tian DONG ,  Can ZHENG ,  Li WANG ,  Long HAN ,  Yu FENG ,  Hao ZHANG ,  Jiangnan LU ,  Jie ZHANG ,  Bo WANG ,  Jingquan WANG

IPC: G09G3/20

CPC classification number: G09G3/2092 ,  G09G2310/0297 ,  G09G2310/061

Abstract: The display panel includes a plurality of rows and a plurality of columns of pixel circuits, a plurality of rows of gate lines, a plurality rows of reset control lines, and a plurality of columns of data lines, a same row of pixel circuits corresponds to two rows of gate lines, and one/the other row of gate line is electrically connected to odd/even-numbered columns of pixel circuits in the row of pixel circuits, and provides a corresponding gate driving signal for the odd/even-numbered columns of pixel circuits; a same column of pixel circuits corresponds to two columns of data lines, and one/the other column of data line of the two columns of data lines is electrically connected to odd/even-numbered rows of pixel circuits, and provides a corresponding data voltage for the odd/even-numbered rows of pixel circuits.

公开(公告)号：US20240206256A1

公开(公告)日：2024-06-20

申请号：US18417495

申请日：2024-01-19

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Mei LI ,  Tian DONG ,  Li WANG ,  Guangliang SHANG ,  Can ZHENG

IPC: H10K59/131 ,  G06F3/00 ,  G06F3/033 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  H10K59/121 ,  H10K102/00

CPC classification number: H10K59/131 ,  G09G3/3233 ,  G09G3/3266 ,  G09G3/3275 ,  H10K59/121 ,  G06F3/00 ,  G06F3/033 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2320/0214 ,  G09G2320/0247 ,  G09G2330/02 ,  G09G2330/021 ,  H10K2102/302

Abstract: A display panel and a display device are provided. The display panel includes a pixel unit, a data line, and a connection element, the connection element includes a shielding portion, the shielding portion and the data line extend in the same direction; the pixel circuit includes a driving transistor and a first transistor, a first electrode of the first transistor is connected with the data line, a first electrode of the driving transistor is connected with a second electrode of the first transistor, the display panel further includes a semiconductor pattern and a fourth conductive pattern layer, the fourth conductive pattern layer is located on a side of the semiconductor pattern away from a base substrate, the data line and the shielding portion are located in the fourth conductive pattern, the data line includes two adjacent data lines, the shielding portion is located between the two adjacent data lines.

公开(公告)号：US20230306911A1

公开(公告)日：2023-09-28

申请号：US18325032

申请日：2023-05-29

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can ZHENG

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3291

CPC classification number: G09G3/3233 ,  G09G3/3266 ,  G09G3/3291 ,  G09G2310/061 ,  G09G2310/08

Abstract: Disclosed are a pixel circuit, a driving method of the pixel circuit and a display device, the pixel circuit including a reset unit, a voltage writing unit and a light-emitting control unit, the reset unit is connected to a reset control signal terminal, and resets the pixel circuit under the control of the reset control signal; the voltage writing unit stores a data signal and a threshold voltage of a driving transistor under the control of the scan control signal; the light-emitting control unit is connected to a light-emitting control signal terminal and includes the driving transistor, and use the data signal and the threshold voltage to generate a current under control of the light-emitting control signal; the light-emitting control unit includes a first type transistor, the reset unit and the voltage writing unit include a second type transistor different from the first type transistor.

公开(公告)号：US20220216290A1

公开(公告)日：2022-07-07

申请号：US17507590

申请日：2021-10-21

Applicant: BOE Technology Group Co., Ltd.

Inventor： Can ZHENG ,  Libin LIU ,  Shiming SHI ,  Zewen BO

IPC: H01L27/32

Abstract: The present disclosure discloses a display substrate and a display device. The display substrate comprises: a display area, a binding area, and a fan-out area located between the display area and the binding area, the fan-out area comprises a touch control lead wire, a data lead wire, and at least one shielded wire located between the touch control lead wire and the data lead wire, and the at least one shielded wire is grounded or connected to a fixed potential.

公开(公告)号：US20220157233A1

公开(公告)日：2022-05-19

申请号：US17440259

申请日：2021-01-05

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can ZHENG

IPC: G09G3/3208

Abstract: A display substrate includes a display region, a non-display region at a periphery of the display region, pixel units in the display region and arranged in an array, gate lines extending in a row direction of the array, and data lines extending in a column direction of the array. Each row of pixel units is provided with at least one gate line, and each gate line is coupled to at least a part of the pixel units in a corresponding row. Each column of pixel units is provided with at least two data lines, and each data line is coupled to a part of the pixel units in a corresponding column. Each pixel unit is coupled to one gate line and one data line, and two pixel units in a same column and in two adjacent rows are coupled to different data lines, respectively.

公开(公告)号：US20210407409A1

公开(公告)日：2021-12-30

申请号：US16768306

申请日：2019-06-03

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can ZHENG

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3291

Abstract: Disclosed are a pixel circuit, a driving method of the pixel circuit and a display device, the pixel circuit including a reset unit, a voltage writing unit and a light-emitting control unit, the reset unit is connected to a reset control signal terminal, and resets the pixel circuit under the control of the reset control signal; the voltage writing unit stores a data signal and a threshold voltage of a driving transistor under the control of the scan control signal; the light-emitting control unit is connected to a light-emitting control signal terminal and includes the driving transistor, and use the data signal and the threshold voltage to generate a current under control of the light-emitting control signal; the light-emitting control unit includes a first type transistor, the reset unit and the voltage writing unit include a second type transistor different from the first type transistor.

公开(公告)号：US20210142709A1

公开(公告)日：2021-05-13

申请号：US17052893

申请日：2019-12-24

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Libin LIU ,  Can ZHENG ,  Yu FENG ,  Jiangnan LU

IPC: G09G3/20

Abstract: A gate driving circuit and a display substrate are provided. The gate driving circuit may provide a driving signal to gate lines, and include output units cascaded to each other and having a same circuit structure. Each output unit includes at least one output transistor-outputs the driving signal to a corresponding gate line through the output transistor, and all the at least one output transistor is coupled to one gate line. The output units are classified first and second output units. A number of sub-pixels coupled to the gate line corresponding to each first output unit is greater than a number of sub-pixels coupled to the gate line corresponding to each second output unit, and an output capability of at least one output transistor of the first output unit is greater than an output capability of a corresponding output transistor of the second output unit.

公开(公告)号：US20210020090A1

公开(公告)日：2021-01-21

申请号：US16651816

申请日：2019-03-25

Applicant: BOE Technology Group Co., Ltd.

Inventor： Guangliang SHANG ,  Libin LIU ,  Can ZHENG ,  Yipeng CHEN ,  Xinshe YIN ,  Shiming SHI

IPC: G09G3/20 ,  G11C19/28

Abstract: Provided are a shift register and a driving method thereof, a gate driving circuit, and a display device. The shift register includes: an input circuit, configured to be coupled to an input signal end and a second clock signal end, respectively; a first transistor, where the first electrode of the first transistor is coupled to the output end of the input circuit, and the first transistor is a double-gate type transistor; the first gate of the first transistor is configured to be coupled to a first reference signal end, and the second gate of the first transistor is configured to be coupled to a first threshold control signal end; and an output circuit, configured to be coupled to a first clock signal end and a signal output end, respectively, where the control end of the output circuit is coupled to the second electrode of the first transistor.

公开(公告)号：US20180286313A1

公开(公告)日：2018-10-04

申请号：US15765709

申请日：2017-09-22

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Can ZHENG

IPC: G09G3/3258 ,  G09G3/3266 ,  G09G3/3233

Abstract: The present disclosure provides a pixel circuit, a driving method thereof, an array substrate and a display device. The pixel circuit comprises: a driving transistor; a precharge sub-circuit configured to write a supply voltage into a first node under the control of a scan signal and a light emission control signal in a precharge phase; a reset sub-circuit; a data writing sub-circuit configured to write a data voltage into the first node under the control of the scan signal in a data writing phase, so that the potential of the first node is equal to a sum of the data voltage and a threshold voltage of the driving transistor; a light emission control sub-circuit configured to connect a power supply with a light-emitting unit through the driving transistor under the control of the light emission control signal in a light-emitting phase.

公开(公告)号：US20240029660A1

公开(公告)日：2024-01-25

申请号：US18464404

申请日：2023-09-11

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Jiangnan LU ,  Can ZHENG

IPC: G09G3/3266 ,  H10K59/131 ,  G11C19/28

CPC classification number: G09G3/3266 ,  H10K59/131 ,  G11C19/28 ,  G09G2300/0852 ,  G09G2310/0286

Abstract: A display substrate, a manufacturing method thereof and a display device are provided. The display substrate includes a base substrate, and a shift register unit, a first clock signal line and a second clock signal line which are on the peripheral region of the base substrate; the first clock signal line and the second clock signal line extend along a first direction; an active layer of the first control transistor, an active layer of the second control transistor, and an active layer of the third control transistor respectively extend along a second direction, and the active layer of the first control transistor, the active layer of the second control transistor, and the active layer of the third control transistor are on a side of the first clock signal line and the second clock signal line close to the display region, and are arranged side by side in the first direction.