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21.发明申请公开(公告)号：US20160028012A1
公开(公告)日：2016-01-28
申请号：US14421540
申请日：2014-04-22
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongfei CHENG , Yuxin ZHANG
CPC classification number: H01L51/003 , B32B37/04 , B32B2307/304 , B32B2307/50 , B32B2457/20 , H01L27/1218 , H01L27/1266 , H01L27/3244 , H01L27/3272 , H01L51/0097 , H01L51/56 , H01L2227/323 , H01L2227/326 , H01L2251/5338 , Y02E10/549 , Y02P70/521
Abstract: The present invention relates to display technology and provides a manufacturing method of flexible display devices and a substrate structure, used for uniformly stripping a flexible substrate of the flexible display device from a bearing substrate. The method includes: forming an adhesive layer on the bearing substrate; forming the flexible substrate on the adhesive layer, and fixing the flexible substrate to the bearing substrate through the adhesive layer; forming display elements on a surface of the flexible substrate opposite to the other surface which adhered to the adhesive layer; arranging a heater on a surface of the bearing substrate opposite to the other surface on which formed the adhesive layer; strip the flexible substrate from the bearing substrate by heating the adhesive layer via the heater, thus obtain the flexible display device, wherein the viscidity of the adhesive in the adhesive layer is degraded after being heated.
Abstract translation: 本发明涉及显示技术，并且提供了一种柔性显示装置的制造方法和用于从支承衬底均匀剥离柔性显示装置的柔性衬底的衬底结构。 该方法包括：在轴承衬底上形成粘合剂层; 在所述粘合剂层上形成所述柔性基板，并且通过所述粘合剂层将所述柔性基板固定到所述轴承基板; 在柔性基板的表面上形成与粘附到粘合剂层的另一表面相对的表面上的显示元件; 在与形成所述粘合剂层的另一表面相对的所述轴承基板的表面上布置加热器; 通过加热器对粘合剂层进行加热从支承基材上剥离柔性基材，从而获得柔性显示装置，其中粘合剂层中粘合剂的粘度在加热后降解。
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公开(公告)号：US20150364609A1
公开(公告)日：2015-12-17
申请号：US14570312
申请日：2014-12-15
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongfei CHENG , Yong QIAO , Jianbo XIAN , Wenbo LI , Pan LI
IPC: H01L29/786 , H01L27/12
CPC classification number: H01L27/1222 , H01L29/42384 , H01L29/78648
Abstract: The present invention provides a thin film transistor, an array substrate and a display device. The thin film transistor comprises an active layer, a source electrode and a drain electrode. The active layer comprises a source electrode contact region and a drain electrode contact region, and a semiconductor channel region arranged between the source electrode contact region and the drain electrode contact region. A conductive layer is provided on the semiconductor channel region and is spaced apart from the source electrode and the drain electrode.
Abstract translation: 本发明提供一种薄膜晶体管，阵列基板和显示装置。 薄膜晶体管包括有源层，源电极和漏电极。 有源层包括源电极接触区和漏电极接触区，以及布置在源电极接触区和漏电极接触区之间的半导体沟道区。 导电层设置在半导体沟道区上并与源电极和漏电极间隔开。
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公开(公告)号：US20230138001A1
公开(公告)日：2023-05-04
申请号：US17914780
申请日：2021-11-03
Inventor： Xueguang HAO , Yongda MA , Hongfei CHENG
IPC: G09G3/3233 , H10K59/121
Abstract: A display panel and a display device are provided. The display panel includes a plurality of pixel units, each pixel unit includes a pixel circuit and a light-emitting element, the pixel circuit is configured to drive the light-emitting element, the pixel circuit includes a driving transistor, the plurality of pixel units include a first pixel unit and a second pixel unit, the first pixel unit is configured to emit light of a first color, the second pixel unit is configured to emit light of a second color, the driving transistor of the pixel circuit of the first pixel unit includes a first channel, and the driving transistor of the pixel circuit of the second pixel unit includes a second channel, a width-to-length ratio of the first channel is greater than that of the second channel, and a shape of the first channel is different from that of the second channel.
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公开(公告)号：US20230012608A1
公开(公告)日：2023-01-19
申请号：US17954646
申请日：2022-09-28
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jianbo XIAN , Hongfei CHENG , Jian XU , Yong QIAO
IPC: G02F1/1362
Abstract: An array substrate (10) and a display device (16) are provided, and the array substrate includes a base substrate (1) and includes a pixel array (1) and an auxiliary conductive structure (3) which are on the base substrate (1); the pixel array includes a plurality of pixel units (2) arranged in an array and a plurality of pixel electrodes (21), and each of the plurality of pixel units (2) includes at least one of the plurality of pixel electrodes (21); the auxiliary conductive structure (3) surrounds at least one of the plurality of pixel electrodes (21) and is insulated from the plurality of pixel electrodes (21); a resistivity of a material of the auxiliary conductive structure (3) is less than or equal to a resistivity of a material of the at least one of the plurality of the pixel electrodes (21). The auxiliary conductive structure (3) receives and transmits interfering charges around the pixel electrode (21), so that the interfering charges are kept away from the pixel electrode (21), and thereby interference of the interfering charges on the pixel electrode (21) is prevented or reduced.
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25.发明申请公开(公告)号：US20220223678A1
公开(公告)日：2022-07-14
申请号：US17706901
申请日：2022-03-29
Applicant: BOE TECHNOLOGY GROUP CO, LTD.
Inventor： Hongfei CHENG
Abstract: An array substrate and a fabrication method thereof, an array substrate motherboard, and a display device are disclosed. The array substrate includes a display region and a bonding region outside the display region. The array substrate further includes: a bonding electrode, located in the bonding region and spaced apart from an outer edge of the bonding region; and an electrostatic barrier line, the electrostatic barrier line has one end electrically connected with the bonding electrode, and the other end extends to the outer edge of the bonding region, and resistivity of the electrostatic barrier line is greater than resistivity of the bonding electrode.
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Patent Agency Ranking
公开(公告)号：US20210407360A1
公开(公告)日：2021-12-30
申请号：US17213261
申请日：2021-03-26
Inventor： Hongfei CHENG
IPC: G09G3/20
Abstract: Provided are a gate drive unit, a gate drive circuit, a drive method and a display apparatus. The gate drive unit includes an input control module, an input module, a potential pull-down module, a first output module, a second output module, an isolation module, a first node and a second node, wherein the input control module controls operation of the input module under action of a second input signal and a first clock signal; the input module transmits a second clock signal to the second node under control of the input control module; the potential pull-down module pulls down a potential of the second node under action of a potential of the first node; the first output module outputs a first output signal under action of the potential of the first node, the potential of the second node and the first clock signal.
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公开(公告)号：US20210343803A1
公开(公告)日：2021-11-04
申请号：US16330694
申请日：2018-08-08
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongfei CHENG , Yong QIAO , Xinyin WU
Abstract: The present disclosure provides an array substrate and a display device. The array substrate comprises a plurality of pixel units arranged in an array, each pixel unit including a light emitting unit and a pixel definition layer disposed around the light emitting unit; wherein in at least one pixel unit, a light wave partition groove is provided in the pixel definition layer on at least one side of the light emitting unit, and a light wave blocking layer is provided in the light wave partition groove.
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公开(公告)号：US20210233936A1
公开(公告)日：2021-07-29
申请号：US17228676
申请日：2021-04-12
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Jianbo XIAN , Hongfei CHENG , Yong QIAO , Yongda MA
IPC: H01L27/12 , H01L29/786 , H01L29/417 , H01L29/423 , G02F1/1368
Abstract: An array substrate and a display device are disclosed. The array substrate includes: a base substrate; and a first electrically conductive layer and a second electrically conductive layer on the base substrate, wherein the base substrate is provided with at least one TFT, each of the at least one TFT includes a gate electrode disposed in the first electrically conductive layer, and a source electrode and a drain electrode disposed in the second electrically conductive layer, and wherein the drain electrode has a comb shape and includes a plurality of drain electrode sub-portions extending parallel to one another, and the source electrode has a comb shape and includes a plurality of source electrode sub-portions extending parallel to one another, and wherein at least one of the drain electrode and the source electrode includes an electrode body and an extending portion, the electrode body overlapping with the gate electrode, and the extending portion overlapping with a portion of the first electrically conductive layer other than the gate electrode.
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公开(公告)号：US20200064700A1
公开(公告)日：2020-02-27
申请号：US16482050
申请日：2018-11-16
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongfei CHENG
IPC: G02F1/1362 , H01L27/02 , H01L27/12 , G02F1/1368
Abstract: An array substrate having a display region and a non-display region, includes signal lines at least located in the display region, signal line leads located in the non-display region, connection portions located in the non-display region for coupling the signal lines to the signal line leads, and the signal lines and the signal line leads are two separate portions.
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30.发明申请公开(公告)号：US20200035773A1
公开(公告)日：2020-01-30
申请号：US16453534
申请日：2019-06-26
Applicant: BOE TECHNOLOGY GROUP CO., LTD.
Inventor： Hongfei CHENG
Abstract: An array substrate has a display area and a non-display area disposed at a periphery of the display area. The array substrate includes: a base substrate; at least one gate driver on array (GOA) circuit disposed on the base substrate and disposed in the non-display area; a planarization layer disposed on a side of the at least one GOA circuit facing away from the base substrate; and at least one electrostatic protection portion disposed on a surface of the planarization layer facing away from the base substrate and disposed in the non-display area. An orthographic projection of each GOA circuit on the base substrate is located within an outer boundary of an orthographic projection of a corresponding electrostatic protection portion on the base substrate.
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