公开(公告)号：US20240315103A1

公开(公告)日：2024-09-19

申请号：US18204700

申请日：2023-06-01

申请人： Wuhan Tianma Micro-Electronics Co. Ltd. ,  Wuhan Tianma Micro-Electronics Co. Ltd. Shanghai Branch

发明人： Qibing WEI ,  Peng ZHANG ,  Xingyao ZHOU

IPC分类号： H10K59/35 ,  G06F3/044 ,  H10K59/40

CPC分类号： H10K59/353 ,  G06F3/0446 ,  H10K59/352 ,  H10K59/40

摘要： A display panel includes a display panel comprising a display layer and a touch layer arranged on a side of the display layer. The display layer includes a plurality of subpixels and a plurality of pixel openings. The plurality of subpixels includes first color subpixels and second color subpixels. The plurality of pixel openings includes first color pixel openings and second color pixel openings. A first color subpixel corresponds to a first color pixel opening. A second color subpixel corresponds to a second color pixel opening. An area of the first color pixel opening is larger than an area of the second color pixel opening. The touch layer includes a plurality of touch electrodes insulated from each other, and the plurality of touch electrodes includes a plurality of electrically connected metal grids.

公开(公告)号：US12069919B2

公开(公告)日：2024-08-20

申请号：US18243084

申请日：2023-09-06

申请人： Wuhan Tianma Micro-Electronics Co., Ltd. ,  Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch

发明人： Qibing Wei ,  Peng Zhang ,  Xingyao Zhou ,  Gaojun Huang ,  Lilian Kuang

IPC分类号： H10K59/131 ,  G09G3/3225

CPC分类号： H10K59/131 ,  G09G3/3225 ,  G09G2300/0842 ,  G09G2300/0861

摘要： A display panel and a display device are provided. The display panel includes a display area and at least two non-display areas arranged adjacently along a first direction. The display area at least partially surrounds the non-display areas. Each non-display area includes at least one light-transmitting area and a wiring area, and the wiring area at least partially surrounds the at least one light-transmitting area. The display area includes pixel circuits and driving signal lines electrically connected with the pixel circuits. A driving signal line includes a first segment in the display area, a first connection line located in the wiring area, and a second segment located between the at least two non-display areas that are arranged adjacently. The first segment is connected to the second segment through the first connection line and the first segment is at least located at a side of the at least two non-display areas that are arranged adjacently.

公开(公告)号：US20220335873A1

公开(公告)日：2022-10-20

申请号：US17811123

申请日：2022-07-07

申请人： WUHAN TIANMA MICRO-ELECTRONICS CO., LTD. ,  WUHAN TIANMA MICRO-ELECTRONICS CO., LTD. SHANGHAI BRANCH

发明人： Junting Ouyang ,  Boquan LIN ,  Kerui XI ,  Xiangzi KONG ,  Bojia LV

IPC分类号： G09G3/20 ,  G11C19/28

摘要： The present disclosure provides a driving method of a gate driving circuit. The driving method includes: outputting, by a plurality of shift register units of a shift register, signals sequentially, the plurality of shift register units being cascaded; determining, by a detection module, whether the plurality of shift register units has an abnormality according to one or more signals outputted from at least a part of the plurality of shift register units, and issuing a scan control command when it is determined that the plurality of shift register units has the abnormality; and controlling, by a scan control module, the shift register to perform forward scanning and reverse scanning under the scan control command.

公开(公告)号：US20240365592A1

公开(公告)日：2024-10-31

申请号：US18227046

申请日：2023-07-27

申请人： Wuhan Tianma Micro-Electronics Co., Ltd. ,  Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch

发明人： Huiping CHAI

IPC分类号： H10K59/121

CPC分类号： H10K59/1216

摘要： A display module and a display device are provided. The display module includes array layers and light-emitting devices. One light-emitting device is located on a side of one corresponding array layer facing a light-emitting surface of the display module, and includes a source-drain metal layer which includes a first metal component and a second metal component. The light-emitting device includes an anode layer which includes a first-type anode unit disposed correspondingly to the first metal component and a second-type anode unit disposed correspondingly to the second metal component. The second-type anode unit includes a first body portion and a first sub-extension unit connected to each other. Along a thickness direction of the display module, the first metal component at least partially overlaps the first-type anode unit, and the second metal component at least partially overlaps the first sub-extension unit while does not overlap the first body portion.

公开(公告)号：US20240093348A1

公开(公告)日：2024-03-21

申请号：US18524974

申请日：2023-11-30

申请人： Wuhan Tianma Micro-Electronics Co., Ltd. ,  Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch

发明人： Naichao MU ,  Yuan Li ,  Yu Xin ,  Jun Ma ,  Lijing Han

IPC分类号： C23C14/04 ,  C23C14/12 ,  H10K71/00

CPC分类号： C23C14/042 ,  C23C14/12 ,  H10K71/00 ,  H10K71/166

摘要： A mask module includes a framework and a first strip plate fixed on the framework and extending along a first direction. The first strip plate is provided with a first concave-convex structure on one side edge along the first direction. At least one convex structure is provided in a middle of the first concave-convex structure along the first direction. The convex structure and the first stripe plate are integrally formed.

公开(公告)号：US20240081110A1

公开(公告)日：2024-03-07

申请号：US18243084

申请日：2023-09-06

申请人： Wuhan Tianma Micro-Electronics Co., Ltd. ,  Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch

发明人： Qibing WEI ,  Peng ZHANG ,  Xingyao ZHOU ,  Gaojun HUANG ,  Lilian KUANG

IPC分类号： H10K59/131 ,  G09G3/3225

CPC分类号： H10K59/131 ,  G09G3/3225 ,  G09G2300/0842 ,  G09G2300/0861

摘要： A display panel and a display device are provided. The display panel includes a display area and at least two non-display areas arranged adjacently along a first direction. The display area at least partially surrounds the non-display areas. Each non-display area includes at least one light-transmitting area and a wiring area, and the wiring area at least partially surrounds the at least one light-transmitting area. The display area includes pixel circuits and driving signal lines electrically connected with the pixel circuits. A driving signal line includes a first segment in the display area, a first connection line located in the wiring area, and a second segment located between the at least two non-display areas that are arranged adjacently. The first segment is connected to the second segment through the first connection line and the first segment is at least located at a side of the at least two non-display areas that are arranged adjacently.

公开(公告)号：US20240353964A1

公开(公告)日：2024-10-24

申请号：US18404260

申请日：2024-01-04

申请人： Wuhan Tianma Micro-Electronics Co., Ltd. ,  Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch

发明人： Qibing WEI ,  Peng ZHANG

IPC分类号： G06F3/044 ,  G06F3/041 ,  H10K59/40

CPC分类号： G06F3/0446 ,  G06F3/0412 ,  H10K59/40 ,  G06F2203/04111

摘要： A display panel and a display device are provided. The touch layer of the display panel includes first touch units including first touch electrodes and second touch units including second touch electrodes. At least two mounting holes are provided in the touch area, and the auxiliary electrodes in the touch layer include a first auxiliary electrode located between the two mounting holes. At least one first touch unit is cut off by the mounting holes. At least one first auxiliary electrode is connected to at least one of two first touch units adjacent to the first touch unit in a second direction. Or at least one second touch unit is cut off by the mounting holes, and at least one first auxiliary electrode is connected to at least one of two second touch units adjacent to the second touch unit.

公开(公告)号：US11690260B2

公开(公告)日：2023-06-27

申请号：US17473361

申请日：2021-09-13

申请人： WUHAN TIANMA MICRO-ELECTRONICS CO., LTD. ,  WUHAN TIANMA MICRO-ELECTRONICS CO., LTD. SHANGHAI BRANCH

发明人： Lijing Han ,  Xian Chen ,  Yu Xin

IPC分类号： H10K59/126 ,  H10K59/121 ,  H10K59/131

CPC分类号： H10K59/126 ,  H10K59/1213 ,  H10K59/1216 ,  H10K59/131

摘要： The present disclosure provides a display panel and a display device. The display panel includes pixel circuits arranged in a matrix, and a blocking unit. Each pixel circuit includes: a driving transistor; a first switch transistor; a second switch transistor; and a third switch transistor. The blocking unit is configured to receive a fixed potential signal, and at least a partial area of the blocking unit is located between a first semiconductor connection portion and a second semiconductor connection portion, the first semiconductor connection portion is connected between a second electrode of the first switch transistor and a gate electrode of the driving transistor, and the second semiconductor connection portion is electrically connected between a first electrode of the second switch transistor and a data line.

公开(公告)号：US12094384B2

公开(公告)日：2024-09-17

申请号：US18204583

申请日：2023-06-01

申请人： Wuhan Tianma Micro-Electronics Co., Ltd. ,  Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch

发明人： Zhiyong Xiong ,  Yaolin Wang ,  Rui Ding

IPC分类号： G09G3/20 ,  G09F9/30 ,  H01L27/12

CPC分类号： G09G3/20 ,  G09F9/301 ,  G09G2300/0426 ,  G09G2330/028 ,  H01L27/1218 ,  H01L27/124

摘要： A display panel has a display region and a frame region outside the display region. The display region includes a plurality of pixel circuits. The display panel includes a base substrate, a buffer layer, a semiconductor layer, a power signal layer, and an auxiliary circuit layer. The buffer layer is on a side of the base substrate. The buffer layer includes an a-Si layer. The semiconductor layer is on a side of the buffer layer away from the base substrate. The power signal layer is on a side of the semiconductor layer away from the base substrate. The power signal layer includes a plurality of first power voltage lines in the display region, and one first power voltage line of the plurality of first power voltage lines are electrically connected to a corresponding pixel circuit.

公开(公告)号：US20240265880A1

公开(公告)日：2024-08-08

申请号：US18637886

申请日：2024-04-17

申请人： Wuhan Tianma Micro-Electronics Co., Ltd. ,  Wuhan Tianma Micro-Electronics Co., Ltd. Shanghai Branch

发明人： Mengmeng ZHANG

IPC分类号： G09G3/3266 ,  G09G3/3275 ,  G11C19/28

CPC分类号： G09G3/3266 ,  G09G3/3275 ,  G11C19/287 ,  G09G2310/0278 ,  G09G2310/0286 ,  G09G2310/061 ,  G09G2320/0247

摘要： A display drive circuit includes first shift registers from a first shift register of a 1st-stage to a first shift register of an Nth-stage; first shift registers of first A stages are virtual shift registers which are at least configured to make that an inputted second signal of a same pixel circuit has a delay of a set time length t relative to the first signal; and first shift registers of last (N-A) stages are at least configured to provide pixel circuits with the second signal; where t=a+b+c+d;




A
=


t


t
0

*
X


.





A particular drive time sequence is formed in the present disclosure, which improves the characteristics of the drive transistor, solve the display problem caused by the tailing problem of the output signal of the first shift register, and improve image display quality.