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公开(公告)号：US11830433B2
公开(公告)日：2023-11-28
申请号：US17626460
申请日：2021-04-09
Applicant: BOE Technology Group Co., Ltd.
Inventor： Tian Dong
IPC: G09G3/3266
CPC classification number: G09G3/3266 , G09G2300/0842 , G09G2310/0286 , G09G2320/0233
Abstract: A drive circuit, a drive method, a display panel, and a display device. The drive circuit includes: a drive transistor (M0), a first pole of the drive transistor (M0) being electrically connected to a first power supply end (ELVDD), a second pole of the drive transistor (M0) being electrically connected to an element to be driven (L); a first control circuit (1), a first end of the first control circuit (1) being electri-cally connected to a data detection end, a control end of the first control circuit (1) being electrically connected to a control signal end (CS); a stabilizing capacitor (CLC), a first pole of the stabilizing capacitor (CLC) being electrically connected to a second end of the first control circuit (1), the second pole of the stabilizing capacitor (CLC) being electrically connected to the first power supply end (ELVDD): a second control circuit (2).
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12.发明授权公开(公告)号：US11749210B2
公开(公告)日：2023-09-05
申请号：US17569015
申请日：2022-01-05
Inventor： Kuo Sun , Tian Dong , Guoqiang Ma
IPC: G09G3/3275 , G09G3/3233 , G09G3/3266
CPC classification number: G09G3/3275 , G09G3/3233 , G09G3/3266 , G09G2310/0248 , G09G2310/0286
Abstract: A signal control apparatus and method, a display control apparatus and method, and a display apparatus are provided. The display apparatus includes M rows by N columns of pixel driving circuits arranged in an array, the M pixel driving circuits of each column are grouped into at least a first group of pixel driving circuits and a second group of pixel driving circuits, M and N are integer and N is larger than 2. The first group of pixel driving circuits connect to a first data line to receive a data signal, and the second group of pixel driving circuits connect to a second data line to receive a data signal. The signal control apparatus includes a phase shifting circuit which provides a scanning signal to a pixel driving circuit; and a write control circuit which provides a data signal from a data signal terminal to a pixel driving circuit.
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13.发明申请公开(公告)号：US20220130338A1
公开(公告)日：2022-04-28
申请号：US17569015
申请日：2022-01-05
Inventor： Kuo Sun , Tian Dong , Guoqiang Ma
IPC: G09G3/3275 , G09G3/3233 , G09G3/3266
Abstract: A signal control apparatus and method, a display control apparatus and method, and a display apparatus are provided. The display apparatus includes M rows by N columns of pixel driving circuits arranged in an array, the M pixel driving circuits of each column are grouped into at least a first group of pixel driving circuits and a second group of pixel driving circuits, M and N are integer and N is larger than 2. The first group of pixel driving circuits connect to a first data line to receive a data signal, and the second group of pixel driving circuits connect to a second data line to receive a data signal. The signal control apparatus includes a phase shifting circuit which provides a scanning signal to a pixel driving circuit; and a write control circuit which provides a data signal from a data signal terminal to a pixel driving circuit.
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14.发明授权公开(公告)号：US11227521B2
公开(公告)日：2022-01-18
申请号：US16652180
申请日：2019-10-18
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Can Zheng , Libin Liu , Li Wang , Tian Dong , Guangliang Shang , Xinshe Yin
IPC: G09G3/00
Abstract: The present disclosure relates to a gate driving circuit applied to a foldable display panel comprising B display areas arranged in order. The gate driving circuit may include B gate driving subcircuits and a control circuit. Each of the gate driving subcircuits may correspond to one of the display areas and each of the gate driving subcircuits may comprise a plurality of stage gate driving units. The control circuit may be configured to, when the foldable display panel is in a full screen display state, control a type of an input signal in a last stage gate driving unit of a bth gate driving subcircuit to be the same as a type of an input signal in a first stage gate driving unit of a (b+1)th gate driving subcircuit, where B is an integer greater than 1 and b is a positive integer less than B.
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公开(公告)号：US10806025B2
公开(公告)日：2020-10-13
申请号：US15739287
申请日：2017-06-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Tian Dong
Abstract: A foldable display device is provided. The foldable display device includes a flexible display panel including a first display region, a second display region and a bending region and having a first state and a second state; and a first panel supporting frame and a second panel supporting frame configured to support the first display region and the second display region, respectively. In the first state, the first and the second panel supporting frames overlap with each other; and in the second state, the first and the second panel supporting frames are in a same plane and form an accommodation space in which the bending region is accommodated, and a first border of the first display region and a fifth border of the second display region abut against and are in contact with each other to form a structure of flat panel display.
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Patent Agency Ranking
公开(公告)号：US10739885B2
公开(公告)日：2020-08-11
申请号：US15745054
申请日：2017-08-04
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Tian Dong , Shiming Shi
Abstract: The present disclosure provides a flexible touch panel and a display device. The flexible touch panel includes a flexible substrate baseplate and a flexible touch electrode pattern disposed on the flexible substrate baseplate, and a bendable area arranged on the flexible touch panel where the bendable area has at least one relatively fixed position, and at least part of the flexible touch electrode pattern is in the bendable area and has a cutoff region.
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公开(公告)号：US10546535B2
公开(公告)日：2020-01-28
申请号：US15769018
申请日：2017-09-27
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Tian Dong
IPC: G09G3/3233 , G09G3/3258 , G09G3/3266 , H01L27/32 , G09G3/3291
Abstract: There are provided a pixel driving circuit and a driving method thereof, and a display apparatus. The pixel driving circuit includes a reset unit 1 configured to write a first power supply voltage of a first power supply voltage terminal into a first terminal of a capacitor; a data writing unit 2 configured to write a data signal of a data signal terminal 7 into a second terminal of the capacitor; a compensation unit 3 configured to provide a reference voltage of a reference voltage signal terminal 6 to a first node S, and write a voltage of the first node S into the second terminal of the capacitor; a light emitting control unit 4 configured to provide light emitting current to a light emitting device 5 for making it emit light, and to reduce the voltage of the first node S.
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公开(公告)号：US12048216B2
公开(公告)日：2024-07-23
申请号：US17428629
申请日：2020-10-22
Applicant: BOE Technology Group Co., Ltd.
IPC: H10K59/13 , H10K59/121 , H10K59/131 , H10K59/35
CPC classification number: H10K59/353 , H10K59/1216 , H10K59/131 , H10K59/351 , H10K59/352 , G09G2300/0426 , G09G2310/0205
Abstract: An array substrate is provided. The array substrate includes a plurality of subpixels arranged in an array comprising M rows and N columns. The array substrate includes a respective first subpixel in a (2n−1)-th column and in a (2m−1)-th row; a respective second subpixel in a (2n−1)-th column and in a (2m)-th row; a respective third subpixel in a (2n)-th column and in a (2m)-th row; and a respective fourth subpixel in a (2n)-th column and in a (2m−1)-th row.
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公开(公告)号：US12041826B2
公开(公告)日：2024-07-16
申请号：US17256006
申请日：2020-10-29
Applicant: BOE Technology Group Co., Ltd.
Inventor： Tian Dong
IPC: H10K59/131 , G09G3/3233 , G09G3/3291 , H10K59/121 , H10K59/124 , H10K59/126 , H10K71/00
CPC classification number: H10K59/131 , G09G3/3233 , G09G3/3291 , H10K59/1216 , H10K59/124 , H10K59/126 , H10K71/00 , G09G2300/0408 , G09G2300/0426
Abstract: Disclosed are a display substrate and a manufacturing method thereof, and a display apparatus. The display substrate includes, in a plane parallel to the display substrate, a plurality of gate lines, a plurality of data lines, a plurality of power lines and a plurality of sub-pixels arranged on a base substrate. At least one sub-pixel includes a light-emitting device and a driving circuit configured to drive the light-emitting device to emit light. The driving circuit includes a plurality of transistors and a storage capacitor. The display substrate includes, in a plane perpendicular to the display substrate, a base substrate and a plurality of functional layers. The plurality of functional layers includes a semiconductor layer, a first conductive layer, a second conductive layer, a third conductive layer and a fourth conductive layer which are sequentially arranged.
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公开(公告)号：US12008943B2
公开(公告)日：2024-06-11
申请号：US17594771
申请日：2020-10-30
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.
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