WO2023108773A1 - 一种显示面板 - Google Patents

一种显示面板 Download PDF

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Publication number
WO2023108773A1
WO2023108773A1 PCT/CN2021/140615 CN2021140615W WO2023108773A1 WO 2023108773 A1 WO2023108773 A1 WO 2023108773A1 CN 2021140615 W CN2021140615 W CN 2021140615W WO 2023108773 A1 WO2023108773 A1 WO 2023108773A1
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WO
WIPO (PCT)
Prior art keywords
touch
layer group
display panel
electrically connected
row
Prior art date
Application number
PCT/CN2021/140615
Other languages
English (en)
French (fr)
Inventor
马亮
Original Assignee
武汉华星光电半导体显示技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 武汉华星光电半导体显示技术有限公司 filed Critical 武汉华星光电半导体显示技术有限公司
Publication of WO2023108773A1 publication Critical patent/WO2023108773A1/zh

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Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means

Definitions

  • the present application relates to the display field, in particular to a display panel.
  • FIG. 1 is a schematic diagram of a display panel in the prior art. and the display area AA surrounded by the non-display area AB.
  • the part of the non-display area AB on at least one side of the display area AA is the driving binding area ABC, which is set or electrically connected to the driving chip, chip-on-film (COF), etc., and the bending part ABC1 of the driving binding area ABC It will be bent to the back side of the display panel 10.
  • COF chip-on-film
  • the existing display panel 10 includes a touch layer, and the touch layer includes touch electrodes disposed in the display area and arranged along the first direction y and the second direction x, and touch traces arranged corresponding to the touch electrodes, The first direction y is different from the second direction x.
  • the demultiplexing circuit group 30 is arranged in the driving binding area ABC.
  • the demultiplexing circuit group 30 includes a demultiplexing circuit corresponding to each touch electrode, and each demultiplexing circuit The circuit is electrically connected to the corresponding touch electrode through the touch trace.
  • the length of the demultiplexing circuit group in the prior art in the second direction x is very large, resulting in a small length d in the second direction x of the L-shaped cut (L-Cut) formed by driving the binding region ABC Therefore, the setting of the multiplexing circuit group in the prior art limits the length d of the L-shaped cut (L-Cut) formed by the driving binding region ABC in the second direction x, which is not conducive to the bending of the driving binding region ABC, It is not conducive to the reduction of the volume of the whole machine and the improvement of its portability.
  • the embodiment of the present application provides a display panel, which can solve the problem that the length of the demultiplexing circuit group in the prior art is very large, resulting in a small length of the L-shaped cut (L-Cut) formed by driving the binding area ABC, which is not easy to solve. It is beneficial to drive the bending of the binding area ABC, which is not conducive to the reduction of the volume of the whole machine and the improvement of its portability.
  • An embodiment of the present application provides a display panel, including a display area and a non-display area located on one side of the display area, wherein the display panel includes:
  • the touch layer is arranged on one side of the substrate, and the touch layer includes: touch electrodes arranged in the display area and arranged along the first direction and the second direction, and the touch electrodes Corresponding to the set touch wiring, the first direction is different from the second direction;
  • the demultiplexing circuit group is arranged on one side of the substrate and located in the non-display area, the demultiplexing circuit group includes: a demultiplexing circuit corresponding to each of the touch electrodes, each of the The demultiplexing circuit is electrically connected to the corresponding touch electrodes through the touch traces;
  • a plurality of demultiplexing circuits are arranged in the non-display area along the first direction and the second direction, and in the first direction, the touch electrodes corresponding to the same row
  • the demultiplexing circuits are arranged in the same column.
  • the display panel further includes: a plurality of non-display touch binding terminals, each of the touch binding terminals is multiplexed with multiple The input end of the demultiplexing circuit of the signal channel is electrically connected.
  • the demultiplexing circuit includes a plurality of first transistors, and each of the multiple first transistors in the demultiplexing circuit is along the first direction Layout settings.
  • the display panel further includes:
  • the driving circuit layer is arranged between the substrate and the touch layer, the driving circuit layer includes a plurality of driving circuits arranged along the first direction and the second direction, and the driving circuit includes a second transistor;
  • the extending direction of the channel of the second transistor is different from the extending direction of the channel of the first transistor.
  • the channel of the first transistor extends along the first direction.
  • the channel of the second transistor extends along the second direction.
  • the multiple first transistors of each demultiplexing circuit at least include a first driving transistor, a first sensing transistor, and a first reset transistor, and the first driving transistor, the first sensing transistor and the first reset transistor are arranged along the first direction;
  • the demultiplexing circuit group also includes a plurality of driving wires, and the plurality of driving wires include at least one driving signal supply wire, a plurality of sensing signal receiving wires, and at least one reset signal supply wire.
  • the signal supply wiring is electrically connected to the corresponding touch electrode through the corresponding first driving transistor
  • the sensing signal receiving wiring is electrically connected to the corresponding touch electrode through the corresponding first sensing transistor.
  • the reset signal supply wiring is electrically connected to the corresponding touch electrode through the corresponding first reset transistor.
  • the plurality of touch electrodes include: a plurality of touch electrode columns arranged along the first direction and a plurality of touch electrode columns arranged along the second direction a plurality of touch electrode rows, the touch layer includes at least a first touch layer group and a second touch layer group, and the first touch layer group and the second touch layer group each include at least two touch electrode rows;
  • the touch electrodes of each row in the first touch layer group are electrically connected to the same induction signal receiving wiring through the demultiplexing circuit of the corresponding row, and the first touch The touch electrodes of each column in the layer group are electrically connected to different sensing signal receiving wirings through the demultiplexing circuit of the corresponding column;
  • the touch electrodes of each row in the second touch layer group are electrically connected to the same induction signal receiving wiring through the demultiplexing circuit of the corresponding row, and the second touch The touch electrodes of each column in the layer group are electrically connected to different sensing signal signal receiving wirings through the demultiplexing circuit of the corresponding column, and the sensing electrodes electrically connected to the first touch layer group
  • the signal receiving wiring is different from the sensing signal receiving wiring electrically connected to the second touch layer group.
  • a plurality of the touch electrodes in the first touch layer group are electrically connected to the same drive electrode through the demultiplexing circuit in the corresponding row.
  • the plurality of touch electrodes in the second touch layer group are electrically connected to the same driving signal supply wiring through the demultiplexing circuit in the corresponding row.
  • multiple touch electrodes in the first touch layer group are electrically connected to the same reset electrode through the demultiplexing circuit in the corresponding row.
  • the plurality of touch electrodes in the second touch layer group are electrically connected to the same reset signal supply wiring through the demultiplexing circuit in the corresponding row.
  • the first touch layer group and the second touch layer group are electrically connected to the same drive signal supply wiring, the same reset signal Provide wiring.
  • the touch electrodes corresponding to the touch electrodes in a row of touch electrode columns in the first touch layer group the touch electrodes corresponding to the touch electrodes in a row of touch electrode columns in the first touch layer group.
  • the first sensing transistor is turned on simultaneously with the first sensing transistor corresponding to the touch electrodes of a row of touch electrodes in the second touch layer group.
  • a display panel in an embodiment of the present application, includes: touch electrodes arranged in the display area and arranged along the first direction and the second direction, and touch electrodes arranged corresponding to the touch electrodes.
  • the first direction is different from the second direction;
  • the demultiplexing circuit group includes: a demultiplexing circuit corresponding to each touch electrode, and each demultiplexing circuit is electrically connected to the corresponding touch electrode through a touch trace ; Wherein, multiple demultiplexing circuits are arranged in the non-display area along the first direction and the second direction, and in the first direction, the demultiplexing circuits corresponding to the same column of touch electrodes are arranged in the same column.
  • the load of the demultiplexing circuit in the second direction can be reduced.
  • the length helps to increase the length of the L-cut (L-Cut) formed by the driving binding area, which is conducive to improving the bending performance of the driving binding area ABC, which is conducive to reducing the volume of the whole machine and improving its portability .
  • FIG. 1 is a schematic diagram of a display panel in the prior art
  • Fig. 2 is a schematic cross-sectional structure diagram of a display panel provided by an embodiment of the present application
  • Fig. 3 is a first schematic top view of a display panel provided by an embodiment of the present application.
  • Fig. 4 is a first partially enlarged schematic diagram of a display panel provided by an embodiment of the present application.
  • FIG. 5 is a second partially enlarged schematic diagram of a display panel provided by an embodiment of the present application.
  • An embodiment of the present application provides a display panel, including a display area and a non-display area located on one side of the display area.
  • the display panel includes: a substrate; a touch layer disposed on one side of the substrate, and the touch layer includes: disposed on the display area and arranged along the first direction and the second direction, and the touch wiring arranged corresponding to the touch electrodes, the first direction is different from the second direction;
  • the demultiplexing circuit group is provided with a side and located in the non-display area, the demultiplexing circuit group includes: a demultiplexing circuit corresponding to each touch electrode, and each demultiplexing circuit is electrically connected to the corresponding touch electrode through a touch trace;
  • the demultiplexing circuits are arranged in the non-display area along the first direction and the second direction, and in the first direction, the demultiplexing circuits corresponding to the same row of touch electrodes are arranged in the same row.
  • An embodiment of the present application provides a display panel.
  • Each embodiment will be described in detail below. It should be noted that the description sequence of the following embodiments is not intended to limit the preferred sequence of the embodiments.
  • Figure 2 is a schematic cross-sectional structure diagram of the display panel provided by the embodiment of the present application
  • Figure 3 is a schematic top view of the first type of display panel provided by the embodiment of the present application
  • Fig. 2 , Fig. 3 , and Fig. 4 simplifies part of the structure as required, shows part of the structure in detail, and shows part of the structure by way of example.
  • the embodiment of the present application provides a display panel 10.
  • the display panel 10 includes a display area AA and a non-display area AB located on one side of the display area AA.
  • the display panel 10 includes a substrate 101, a touch layer 50, and a demultiplexing circuit group 30.
  • the touch layer 50 is disposed on one side of the substrate 101, the touch layer 50 includes touch electrodes 51 disposed in the display area AA and arranged along the first direction y and the second direction x, and corresponding to the touch electrodes 51
  • the set touch trace 52, the first direction y is different from the second direction x
  • the demultiplexing circuit group 30 is arranged on one side of the substrate 101 and is located in the non-display area AB, and the demultiplexing circuit group 30 includes The demultiplexing circuit 311 corresponding to the control electrode 51, each demultiplexing circuit 311 is electrically connected to the corresponding touch electrode 51 through the touch trace 52;
  • the first direction y and the second direction x are arranged, and in the first direction y, the demultiplexing circuits 311 corresponding to the same row of touch electrodes 51 are arranged in the same row.
  • the display panel 10 includes a display area AA and a non-display area AB, the non-display area includes a driving binding area ABC, and the driving binding area ABC is located at one side of the display area AA.
  • the display panel 10 includes a substrate 101, a touch layer 50, and a demultiplexing circuit group 30.
  • the substrate 101 may be the base of an array substrate.
  • the display panel 10 may include structures such as thin film transistors, scanning lines, and data lines.
  • the display panel 10 It may also include structures such as a light-emitting layer and an encapsulation layer.
  • the structure of the display panel 10 is not limited here, and the structure of the display panel 10 is not described here.
  • the touch layer 50 and the demultiplexing circuit group 30 are disposed on one side of the substrate 101 , and usually the touch layer 50 and the demultiplexing circuit group 30 are disposed on the same side of the substrate 101 .
  • the touch layer 50 includes touch electrodes 51 arranged in the display area AA along the first direction y and the second direction x, and touch wires 52 corresponding to the touch electrodes 51.
  • the direction y is different from the second direction x.
  • the demultiplexing circuit group 30 is disposed on one side of the substrate 101 and located in the non-display area AB. More specifically, the demultiplexing circuit group 30 is located in the driving binding area ABC of the display panel 10 .
  • the demultiplexing circuit group 30 includes a demultiplexing circuit 311 corresponding to each touch electrode, and each demultiplexing circuit 311 is electrically connected to the corresponding touch electrode 51 through a touch trace 52, that is, one touch
  • the control electrode corresponds to a demultiplexing circuit 311.
  • a plurality of demultiplexing circuits 311 are arranged in the non-display area along the first direction y and the second direction x, and in the first direction y, the demultiplexing circuits 311 corresponding to the same column of touch electrodes 51 are arranged cloth in the same column.
  • a plurality of touch electrodes 51 are arranged along a first direction y into a plurality of touch electrode rows 501 , and a plurality of touch electrodes 51 are arranged along a second direction x into a plurality of touch electrode rows 502 .
  • a plurality of demultiplexing circuits 311 are arranged in a plurality of demultiplexing circuit columns 381 along a first direction y, and a plurality of demultiplexing circuits 311 are arranged in a plurality of demultiplexing circuit rows 382 along a second direction x .
  • the demultiplexing circuits 311 corresponding to the touch electrodes 51 in the same column are arranged in the same column.
  • the touch electrode column 501 in the first column corresponds to the demultiplexing circuit column 381 in the first column;
  • the touch electrode column 501 in the second column corresponds to the demultiplexing circuit column 381 in the second column;
  • the touch electrode row 501 in the third row corresponds to the demultiplexing circuit row 381 in the third row, which will not be repeated here.
  • the demultiplexing circuits 311 corresponding to the same row of touch electrodes 51 are arranged in the same row.
  • the touch electrode row 502 in the first row corresponds to the demultiplexing circuit row 382 in the first row;
  • the touch electrode row 502 in the second row corresponds to the demultiplexing circuit row 382 in the second row;
  • the touch electrode row 502 in the third row corresponds to the demultiplexing circuit row 382 in the third row, and details will not be repeated here.
  • the display panel 10 further includes: a plurality of touch binding terminals 42 disposed on the non-display AB, each touch binding terminal 42 is connected to a plurality of demultiplexing circuits 311 that multiplex the same signal channel The input terminals are electrically connected.
  • a display panel is provided, and a plurality of demultiplexing circuits 311 are arranged in the non-display area AB along the first direction y and the second direction x, and in the first direction y, the same row of contacts
  • the demultiplexing circuits 311 corresponding to the control electrodes 51 are arranged in the same column.
  • the multiple demultiplexing circuits 311 in the demultiplexing circuit group 30 are arranged in the non-display area AB according to the multiple touch electrodes 51 along the first direction y and the second direction x, so that the demultiplexing circuit can be reduced
  • the length of 311 in the second direction y helps to increase the length d of the L-shaped cut (L-Cut) formed by the driving binding region ABC, which is conducive to improving the bending performance of the driving binding region ABC and is beneficial to the whole machine The reduction in size and the improvement of its portability.
  • This embodiment is the same or similar to the above embodiments, except that the structure of the display panel 10 is further limited.
  • FIG. 5 is a second partially enlarged schematic view of the display panel provided by the embodiment of the present application.
  • FIG. 5 shows a simplified display of some structures as required, a detailed display of some structures, and an example of some structures.
  • the demultiplexing circuit 311 includes a plurality of first transistors 301 , and the plurality of first transistors 301 in each demultiplexing circuit 311 are arranged along the first direction y.
  • the channel of the first transistor 301 extends along the first direction y.
  • the semiconductor layer of the first transistor 301 includes a first source terminal 3011, a first drain terminal 3012, a first channel 3013 arranged between the first source terminal 3011 and the first drain terminal 3012, and the first transistor 301
  • the first source terminal 3011 and the first drain terminal 3012 are arranged along the first direction y.
  • the first direction y is perpendicular to the edge 11 where the driving binding area ABC intersects with the display area AA.
  • the first direction intersects the second direction x, preferably, the first direction y is perpendicular to the second direction x.
  • the demultiplexing circuit 311 includes a plurality of first transistors 301, and the plurality of first transistors 301 are arranged along the first direction y.
  • a transistor 301 occupies a smaller length in the second direction x, thereby further reducing the length of the demultiplexing circuit 311 in the second direction x, which helps to increase the L-shaped slit (L- The length d of Cut) is conducive to improving the bending performance of the driving binding area ABC, which is conducive to reducing the volume of the whole machine and improving its portability.
  • the display panel 10 further includes a driving circuit layer 102, the driving circuit layer 102 is disposed between the substrate 101 and the touch layer 50, and the driving circuit layer 102 includes a plurality of The driving circuit 20 is arranged, and the driving circuit 20 includes a second transistor 21 ; wherein, the extending direction of the channel of the second transistor 21 is different from that of the first transistor 301 .
  • the channel of the second transistor 21 extends along the second direction x.
  • the display panel 10 further includes a driving circuit layer 102 , and the driving circuit layer 102 may include structures such as thin film transistors, scan lines, and data lines.
  • the driving circuit 20 may be a pixel driving circuit
  • the second transistor 21 may be a driving transistor of the pixel driving circuit.
  • the driving circuit 20 of a 7T1C includes a second transistor 21 and 6 switching transistors.
  • the semiconductor layer of the second transistor 21 of the driving circuit 20 is generally in the shape of a "sigma" or “S”, as shown in FIG. 5 , which illustrates the second transistor 21
  • the semiconductor layer of the second transistor 21 is in the shape of "a few"
  • the semiconductor layer of the second transistor 21 includes a second source terminal 211, a second drain terminal 212, and a second channel 213 arranged between the second source terminal 211 and the second drain terminal 212.
  • the second source terminal 211 and the second drain terminal 212 of the second transistor 21 are arranged along the second direction x.
  • the amorphous silicon needs to undergo an excimer laser annealing process (ELA) to form polysilicon, and the direction of the excimer laser annealing process is along the second direction x , the second direction x is parallel to the edge 11 where the driving binding area ABC intersects the display area AA.
  • ELA excimer laser annealing process
  • the demultiplexing circuit 311 includes a plurality of first transistors 301 arranged along the first direction y. At this time, the demultiplexing circuit 311 The plurality of first transistors 301 occupy a smaller length in the second direction x, thereby further reducing the length of the demultiplexing circuit 311 in the second direction x, which helps to increase the L-shaped formation of the driving bonding region ABC
  • the length d of the cut (L-Cut) is conducive to improving the bending performance of the driving binding area ABC, which is conducive to reducing the volume of the whole machine and improving its portability.
  • the driving circuit 20 includes a second transistor 21; wherein, the extending direction of the channel of the second transistor 21 is different from that of the first transistor 301, further, the channel of the second transistor 21 is along Extending in the second direction x can not only ensure the characteristics of the second transistor 21, improve the driving performance of the driving circuit 20, but also help to increase the length d of the L-cut (L-Cut) formed by driving the bonding region ABC, thus It is conducive to improving the bending performance of the driving binding area ABC, and is conducive to reducing the volume of the whole machine and improving its portability.
  • L-Cut L-cut
  • This embodiment is the same or similar to the above embodiments, except that the structure of the display panel 10 is further limited.
  • the multiple first transistors 301 of each demultiplexing circuit 311 at least include a first driving transistor 3111, a first sensing transistor 3112, a first reset transistor 3113, a first driving transistor 3111, a first sensing transistor 3112 and the first reset transistor 3113 are arranged along the first direction y;
  • the demultiplexing circuit group 30 also includes a plurality of driving wires 321, and the multiple driving wires 321 include at least one driving signal supply wire VFD, a plurality of sensing signal
  • the receiving wire SX, at least one reset signal providing wire GND1 the driving signal providing wire VFD is electrically connected to the corresponding touch electrode 51 through the corresponding first driving transistor 3111, and the sensing signal receiving wire SX is passed through the corresponding first sensing transistor 3112 is electrically connected to the corresponding touch electrode 51 , and the reset signal supply line GND1 is electrically connected to the corresponding touch electrode 51 through the corresponding first reset transistor 3113 .
  • the plurality of first transistors 301 of each demultiplexing circuit 311 may include a first drive transistor 3111 and a first sensing transistor 3112, and the plurality of first transistors 301 of each demultiplexing circuit 311 may also include a first Reset transistor 3113.
  • the first driving transistor 3111, the first sensing transistor 3112, and the first reset transistor 3113 are arranged along the first direction y, and at this time, the plurality of first transistors 301 in the demultiplexing circuit 311 occupy Smaller length, thereby further reducing the length of the demultiplexing circuit 311 in the second direction x, helps to increase the length d of the L-shaped cut (L-Cut) formed by the driving binding region ABC, and is conducive to improving the driving
  • the bending performance of the binding area ABC is beneficial to the reduction of the volume of the whole machine and the improvement of its portability.
  • the driving signal supply wiring VFD provides the touch driving signal to the touch electrode block 51 through the first driving transistor 3111
  • the sensing signal receiving line SX receives the signal of the finger sensed by the touch electrode block 51 through the first sensing transistor 3112.
  • the touch signal and reset signal supply line GND1 provides a reset signal to the touch electrode 51 through the first reset transistor 3113 .
  • a plurality of touch electrodes 51 are arranged into a plurality of touch electrode columns 501 and a plurality of touch electrode rows 502, and the touch layer 50 includes at least a first touch layer group 511 and a second touch layer Group 512, the first touch layer group 511 and the second touch layer group 512 each include at least two columns of touch electrode columns 501; wherein, the touch electrodes 51 of each row in the first touch layer group 511 pass through
  • the demultiplexing circuit 311 of the corresponding row is electrically connected to the same sensing signal signal receiving wire SX, and the touch electrodes 51 of each column in the first touch layer group 511 are electrically connected to different electrodes 51 through the demultiplexing circuit 311 of the corresponding column.
  • the sensing signal signal receiving wiring SX wherein, the touch electrodes 51 of each row in the second touch layer group 512 are electrically connected to the same sensing signal signal receiving wiring SX through the demultiplexing circuit 311 of the corresponding row, and the second The touch electrodes 51 of each column in the touch layer group 512 are electrically connected to different sensing signal signal receiving traces SX through the demultiplexing circuit 311 of the corresponding column, and the sensing signal signal receiving lines SX electrically connected to the first touch layer group 511
  • the wiring SX is different from the sensing signal signal receiving wiring SX electrically connected to the second touch layer group 512 .
  • the touch layer 50 of the display panel 10 includes at least a first touch layer group 511 and a second touch layer group 512, and the first touch layer group 511 and the second touch layer group 512 Each includes at least two touch electrode columns 501 .
  • the touch layer 50 may include multiple touch layer groups, for example, the touch layer 50 includes a first touch layer group 511 , a second touch layer group 512 , a third touch layer group, and the like.
  • the first touch layer group 511 and the second touch layer group 512 each include at least two touch electrode rows 501, for example, the first touch layer group 511 and the second touch layer group 512 each include 3
  • the two touch electrode columns 501 are not limited here.
  • the touch electrodes 51 in each row of the first touch layer group 511 are electrically connected to the same induction signal receiving wiring SX, and the touch electrodes 51 in different rows in the first touch layer group 511 are electrically connected to different The number of induction signal signal receiving wires SX in the first touch layer group 511 can be reduced. Compared with the second touch layer group 512, the first touch layer group 511 can be realized The touch electrode 51 independently receives finger touch information, and feeds the finger touch information back to the touch chip.
  • the touch electrodes 51 of each row in the second touch layer group 512 are electrically connected to the same induction signal receiving wiring SX, and the touch electrodes 51 of different rows in the second touch layer group 512 are electrically connected to different
  • the induction signal signal receiving wiring SX of the sensing signal can reduce the number of the sensing signal signal receiving wiring SX in the second touch layer group 512, compared with the first touch layer group 511, and realize the second touch layer group 512
  • the touch electrode 51 independently receives finger touch information, and feeds the finger touch information back to the touch chip.
  • the induction signal signal receiving wire SX electrically connected to the first touch layer group 511 is different from the induction signal signal receiving wire SX electrically connected to the second touch layer group 512, so that the first touch layer group 511 and The second touch layer group 512 is independent and does not interfere with each other when receiving finger touch information.
  • the number of non-display signals can be reduced. Border width of area AB or driver binding area ABC.
  • the plurality of touch electrodes 51 in the first touch layer group 511 are electrically connected to the same drive signal supply wiring VFD through the demultiplexing circuit 311 of the corresponding row; in the second touch layer group 512 The plurality of touch electrodes 51 are electrically connected to the same driving signal supply wiring VFD through the demultiplexing circuit 311 of the corresponding row.
  • the plurality of touch electrodes 51 in the first touch layer group 511 are electrically connected to the same reset signal supply wiring GND1 through the demultiplexing circuit 311 of the corresponding row;
  • the plurality of touch electrodes 51 are electrically connected to the same reset signal supply wiring GND1 through the demultiplexing circuit 311 of the corresponding row.
  • the first touch layer group 511 and the second touch layer group 512 are electrically connected to the same driving signal supply wiring VFD and the same reset signal supply wiring GND1.
  • the frame width of the non-display area AB or the driving binding area ABC can be reduced.
  • This embodiment is the same as or similar to the third embodiment, except that the characteristics of the display panel 10 when it works under touch are further limited.
  • the first sensing transistor 3112 corresponding to the touch electrode 51 of a row of touch electrode rows 501 in the first touch layer group 511 is connected to the second touch
  • the first sensing transistors 3112 corresponding to the touch electrodes 51 of a row of touch electrode rows 501 in the layer group 512 are simultaneously turned on.
  • each touch electrode 51 includes at least: a touch signal supply stage and a touch signal reception stage, in which a touch drive signal is provided to the corresponding touch electrode 51 in the touch signal supply stage,
  • the control signal receiving stage receives the sensing signal fed back by the touch electrode 51 .
  • the first sensing transistor 3112 corresponding to the touch electrodes 51 of a row of touch electrode rows 501 in the first touch layer group 511 is connected to the touch sensor of a row of touch electrode rows 501 in the second touch layer group 512 .
  • the first sensing transistors 3112 corresponding to the control electrodes 51 are turned on at the same time, that is, one column of touch electrode columns 501 in the first touch layer group 511 and one column of touch electrode columns 501 in the second touch layer group 512 are in touch at the same time. control signal receiving stage.
  • the first sensing transistor 3112 corresponding to the touch electrodes 51 of a row of touch electrode columns 501 in the first touch layer group 511 and the row of touch electrodes in the second touch layer group 512 The first sensing transistors 3112 corresponding to the touch electrodes 51 of the column 501 are turned on at the same time, which can reduce the time for the entire touch layer 50 to complete a complete touch operation, or can reduce the time for the entire touch layer 50 to complete a cycle of touch operations.
  • the working time of the touch control can be reduced, so that the frequency of the touch control can be reduced, and the touch accuracy and other touch performances of the display panel 10 can be improved.
  • This embodiment is the same or similar to the fourth embodiment, except that a touch driving method of the display panel 10 is provided.
  • FIG. 4 shows multiple touch electrode columns 501 and multiple touch electrode rows 502.
  • FIG. 4 shows multiple demultiplexing circuit columns 381 and Rows 382 of multiple demultiplexing circuits. 1-1 in the figure shows the touch electrode 51 in the first row of touch electrode row and the first column of touch electrode column, and 1-2 in the figure shows the touch electrode 51 in the first row of touch electrode row and the second column of touch electrode column.
  • Control electrodes 51, 1-8 in the figure represent the touch electrodes 51 of the first row of touch electrodes and the eighth column of touch electrodes, and 1-9 in the figure represent the first row of touch electrodes and the ninth column of touch electrodes
  • the touch electrode 51 of the electrode column, 1-16 in the figure represents the touch electrode 51 of the first row of the touch electrode row and the 16th column of the touch electrode column, and 1-n in the figure represents the touch electrode row of the first row and the touch electrode row of the 16th row
  • the touch electrode 51 in the electrode row and the second touch electrode column, 2-8 in the figure represents the touch electrode 51 in the second row of touch electrode row and the eighth touch electrode column, and 2-9 in the figure represents the touch electrode 51 in the 8th touch electrode column
  • the touch layer includes 32 rows and n columns of touch electrodes 51, but it is not limited thereto.
  • the touch layer 50 may include 32 rows 16 columns of touch electrodes 51; the touch layer 50 may include m rows and 16 columns of touch electrodes 51; the touch layer 50 may include m rows and n columns of touch electrodes 51, where m and n are integers.
  • FIG. 4 an example of an implementation situation is illustrated.
  • the touch electrodes 51 of 1-1 to the touch electrodes 51 of 32-16 are electrically connected to the same driving signal.
  • the touch electrodes 51 of 1-1 to the touch electrodes 51 of 32-16 are electrically connected to the same reset signal supply wiring GND1 for providing the wiring VFD.
  • FIG. 4 illustrates an implementation situation
  • the touch electrodes 51 of 1-1 to 1-8 in the first touch layer group 511 (the first The touch electrode 51 in the first row of touch electrode row 502 of the touch layer group 511) is electrically connected to the first sensing signal receiving line SX1;
  • the touch electrode 51 (the touch electrode 51 in the second touch electrode row 502 of the first touch layer group 511) is electrically connected to the second sensing signal receiving line SX2; 32 in the first touch layer group 511
  • the touch electrodes 51 from -1 to 32-8 (the touch electrodes 51 in the 32nd touch electrode row 502 of the first touch layer group 511) are electrically connected to the 32nd sensing signal receiving line SX32; the first touch The sensing signal receiving wiring SX of the electrical connection of the touch electrodes 51 in the touch electrode rows 502 of the other rows of the control layer group 511 can be deduced by analogy, which will not be repeated here.
  • FIG. 4 illustrates an implementation situation
  • the touch electrodes 51 (second The touch electrode 51 in the first row of the touch electrode row 502 of the touch layer group 512) is electrically connected to the 33rd sensing signal receiving line SX33;
  • the touch electrode 51 (the touch electrode 51 in the second touch electrode row 502 of the second touch layer group 512 ) is electrically connected to the 34th sensing signal receiving line SX34; 32 in the second touch layer group 512
  • the touch electrodes 51 from -9 to 32-16 (the touch electrodes 51 in the 32nd touch electrode row 502 of the second touch layer group 512) are electrically connected to the 64th sensing signal receiving line SX64; the second touch The sensing signal receiving wiring SX of the electrical connection of the touch electrodes 51 in the touch electrode rows 502 of the other rows of the control layer group 512 can be deduced by analogy, which will not be repeated here.
  • This embodiment provides a touch driving method of the display panel 10.
  • the display panel 10 in any one of the above embodiments adopts the touch driving method, and a plurality of touch electrodes 51 are arranged in an array of n columns of touch electrodes.
  • Column 501, n is a positive integer; the number of touch electrode columns 501 in the first touch layer group 511 is the same as the number of touch electrode columns 501 in the second touch layer group 512; the touch driving method includes: the first A row of touch electrode rows 501 in the touch layer group 511 and a row of touch electrode rows 501 in the second touch layer group 512 perform at least part of the same touch stage work simultaneously.
  • each touch electrode 51 includes at least: a touch signal supply phase and a touch signal reception phase, in which a touch driving signal is provided to the corresponding touch electrode in the touch signal supply phase, In the touch signal receiving stage, the sensing signal fed back by the touch electrode is received; the same touch stage includes at least the touch signal receiving stage.
  • the drive signal supply wiring VFD is used to provide the corresponding touch electrode 51 with a touch drive signal; in the touch signal reception stage, the touch electrode 51 is received by the sensing signal receiving wiring SX
  • the feedback sensing signal is specifically the touch signal of the finger.
  • the sensing signal signal receiving wiring SX electrically connected to the first touch layer group 511 is different from the electrical connection SX of the second touch layer group 512
  • the induction signal signal receiving line SX so one row of touch electrode rows 581 in the first touch layer group 511 and one row of touch electrode rows 581 in the second touch layer group 512 perform the work of the touch signal receiving stage at the same time
  • the sensing signal signal receiving wire SX electrically connected to the first touch layer group 511 is different from the sensing signal signal receiving wire SX electrically connected to the second touch layer group 512 , so the touch signal fed back by the first touch layer group 511 signal and the touch signal fed back by the second touch layer group 512 do not interfere with each other, thereby realizing precise touch control, and at the same time reducing the time for the entire touch layer 50 to complete a complete touch operation, or reducing the time for the entire touch layer 50.
  • the touch driving method includes: from the first touch electrode column (the touch electrodes 51 of 1-1 to 32-1) of the first touch layer group 511 to the first touch layer group 511
  • the last column of touch electrode columns (touch electrodes 51 from 1-8 to 32-8) of the second touch layer group 512 is sequentially driven; the last column of touch electrode columns (touch electrodes from 1-16 to 32-16) electrodes 51 ) to the first row of touch electrode rows (touch electrodes 51 from 1 - 9 to 32 - 9 ) of the second touch layer group 512 are sequentially driven.
  • the touch driving method includes: from the last touch electrode column (touch electrodes 51 of 1-8 to 32-8) of the first touch layer group 511 to the first touch layer group 511 The first row of touch electrode rows (touch electrodes 51 from 1-1 to 32-1) are sequentially driven; the first row of touch electrode rows (touch electrodes from 1-9 to 32-9) in the second touch layer group Control electrodes 51) to the last row of touch electrodes (touch electrodes 51 of 1-16 to 32-16) of the second touch layer group are sequentially driven.
  • the specific driving sequence of the two kinds of touch electrode columns 501 in the first touch layer group 511 and the second touch layer group 512 is provided, which can reduce the time required to complete the entire touch layer 50 once.
  • the time of touch operation may reduce the time for the entire touch layer 50 to complete a cycle of touch operation, so as to increase the frequency of touch operation and improve the touch accuracy and other touch performance of the display panel 10 .
  • the touch layer 50 may include multiple touch layer groups, for example, the touch layer 50 includes a first touch layer group 511, a second touch layer group 512, and a third touch layer group, then the display panel
  • the touch driving method includes: each of the multiple touch layer groups has a row of touch electrode columns that perform at least part of the same touch stage work at the same time. According to the above detailed description of this embodiment, those skilled in the art can easily understand that multiple The touch driving method of the touch layer group will not be repeated here.

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Abstract

一种显示面板(10),触控层(50)包括沿着第一方向(y)和第二方向(x)排布的触控电极(51);解复用电路组(30)包括与每个触控电极(51)对应的解复用电路(311),通过解复用电路组(30)中的多个解复用电路(311)根据多个触控电极(51)沿着第一方向(y)和第二方向(x)排布,从而可以减小解复用电路(311)在第二方向上(x)的长度,有助于增加驱动绑定区(ABC)形成的L形切口(L-Cut)的长度(d)。

Description

一种显示面板 技术领域
本申请涉及显示领域,具体涉及一种显示面板。
背景技术
有机发光显示面板(OLED)已经广泛用于生活,在柔性的有机发光显示面板中,如图1所示,图1为现有技术的显示面板的一种示意图,显示面板10包括非显示区AB和非显示区AB围绕的显示区AA。显示区AA的至少一侧的非显示区AB部位为驱动绑定区ABC,在此部位会设置或电连接至驱动芯片、覆晶薄膜(COF)等,驱动绑定区ABC的弯折部位ABC1会弯折至显示面板10的背侧,为了便于弯折部位ABC1的弯折和减小整机的空间,需要将弯折部位ABC1沿第二方向x的两端进行弧形切割,使得驱动绑定区ABC形成L形切口(L-Cut)。现有显示面板10包括触控层,触控层包括设置在显示区且沿着第一方向y和第二方向x排布的触控电极,以及与触控电极对应设置的触控走线,第一方向y与第二方向x不同,解复用电路组30设置在驱动绑定区ABC,解复用电路组30包括与每个触控电极对应的解复用电路,每个解复用电路通过触控走线与对应的触控电极电连接。
然而,现有技术中的解复用电路组在第二方向x上的长度很大,导致驱动绑定区ABC形成的L形切口(L-Cut)在第二方向x上的长度d较小,因此现有技术中复用电路组的设置限制了驱动绑定区ABC形成的L形切口(L-Cut)在第二方向x上的长度d,不利于驱动绑定区ABC的弯折,不利于整机体积的减小和其便携性的提升。
技术问题
本申请实施例提供一种显示面板,可以解决解现有技术中的解复用电路组的长度很大,导致驱动绑定区ABC形成的L形切口(L-Cut)的长度较小,不利于驱动绑定区ABC的弯折,不利于整机体积的减小和其便携性的提升的技术问题。
技术解决方案
本申请实施例提供了一种显示面板,包括显示区和位于所述显示区一侧的非显示区,其中,所述显示面板包括:
基板;
触控层,设置在所述基板的一侧,所述触控层包括:设置在所述显示区且沿着第一方向和第二方向排布的触控电极,以及与所述触控电极对应设置的触控走线,所述第一方向与所述第二方向不同;
解复用电路组,设置于所述基板的一侧且位于所述非显示区,所述解复用电路组包括:与每个所述触控电极对应的解复用电路,每个所述解复用电路通过所述触控走线与对应的所述触控电极电连接;
其中,多个所述解复用电路在所述非显示区沿着所述第一方向和所述第二方向排布,且在所述第一方向上,同一列所述触控电极对应的所述解复用电路排布在同一列中。
可选的,在本申请的一些实施例中,其中,所述显示面板还包括:多个设置在非显示的触控绑定端子,每个所述触控绑定端子与多个复用同一信号通道的解复用电路的输入端电连接。
可选的,在本申请的一些实施例中,其中,所述解复用电路包括多个第一晶体管,每个所述解复用电路中的多个第一晶体管沿着所述第一方向排布设置。
可选的,在本申请的一些实施例中,其中,所述显示面板还包括:
驱动电路层,设置在所述基板和所述触控层之间,所述驱动电路层包括多个沿着第一方向和所述第二方向排布的驱动电路,所述驱动电路包括第二晶体管;
其中,所述第二晶体管的沟道延伸方向与所述第一晶体管的沟道延伸方向不同。
可选的,在本申请的一些实施例中,其中,所述第一晶体管的沟道沿着所述第一方向延伸。
可选的,在本申请的一些实施例中,其中,所述第二晶体管的沟道沿着所述第二方向延伸。
可选的,在本申请的一些实施例中,其中,每一所述解复用电路的多个所述第一晶体管至少包括第一驱动晶体管、第一感应晶体管、第一复位晶体管,所述第一驱动晶体管、所述第一感应晶体管和所述第一复位晶体管沿所述第一方向排布;
所述解复用电路组还包括多条驱动走线,多条所述驱动走线包括至少一条驱动信号提供走线、多条感应信号接收走线、至少一条复位信号提供走线,所述驱动信号提供走线通过对应的所述第一驱动晶体管电连接对应的所述触控电极,所述感应信号接收走线通过对应的所述第一感应晶体管电连接对应的所述触控电极,所述复位信号提供走线通过对应的所述第一复位晶体管电连接对应的所述触控电极。
可选的,在本申请的一些实施例中,其中,多个所述触控电极包括:沿着所述第一方向排列成的多个触控电极列和沿着所述第二方向排列成的多个触控电极行,所述触控层包至少括第一触控层组和第二触控层组,所述第一触控层组和所述第二触控层组均分别包括至少两列触控电极列;
其中,所述第一触控层组中的每一行的所述触控电极通过其对应行的所述解复用电路电连接同一条所述感应号信号接收走线,所述第一触控层组中的每一列的所述触控电极通过其对应列的所述解复用电路电连接不同的所述感应号信号接收走线;
其中,所述第二触控层组中的每一行的所述触控电极通过其对应行的所述解复用电路电连接同一条所述感应号信号接收走线,所述第二触控层组中的每一列的所述触控电极通过其对应列的所述解复用电路电连接不同的所述感应号信号接收走线,所述第一触控层组电连接的所述感应号信号接收走线不同于所述第二触控层组电连接的所述感应号信号接收走线。
可选的,在本申请的一些实施例中,其中,所述第一触控层组中的多个所述触控电极通过其对应行的所述解复用电路电连接同一条所述驱动信号提供走线;
所述第二触控层组中的多个所述触控电极通过其对应行的所述解复用电路电连接同一条所述驱动信号提供走线。
可选的,在本申请的一些实施例中,其中,所述第一触控层组中的多个所述触控电极通过其对应行的所述解复用电路电连接同一条所述复位信号提供走线;
所述第二触控层组中的多个所述触控电极通过其对应行的所述解复用电路电连接同一条所述复位信号提供走线。
可选的,在本申请的一些实施例中,其中,所述第一触控层组和所述第二触控层组电连接同一条所述驱动信号提供走线、同一条所述复位信号提供走线。
可选的,在本申请的一些实施例中,其中,在所述显示面板进行触控工作时,所述第一触控层组中的一列触控电极列的所述触控电极所对应的所述第一感应晶体管,与所述第二触控层组中的一列触控电极列的所述触控电极所对应的所述第一感应晶体管同时打开。
有益效果
本申请实施例中,提供了一种显示面板,触控层包括:设置在显示区且沿着第一方向和第二方向排布的触控电极,以及与触控电极对应设置的触控走线,第一方向与第二方向不同;解复用电路组包括:与每个触控电极对应的解复用电路,每个解复用电路通过触控走线与对应的触控电极电连接;其中,多个解复用电路在非显示区沿着第一方向和第二方向排布,且在第一方向上,同一列触控电极对应的解复用电路排布在同一列中。通过解复用电路组中的多个解复用电路在非显示区根据多个触控电极沿着第一方向和第二方向排布,从而可以减小解复用电路在第二方向上的长度,有助于增加驱动绑定区形成的L形切口(L-Cut)的长度,有利于提升驱动绑定区ABC的弯折性能,有利于整机体积的减小和其便携性的提升。
附图说明
为了更清楚地说明本申请实施例中的技术方案,下面将对实施例描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本申请的一些实施例,对于本领域技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图获得其他的附图。
图1是现有技术的显示面板的一种示意图;
图2是本申请一实施例提供的一种显示面板的截面结构示意图;
图3是本申请一实施例提供的一种显示面板的第一种俯视示意图;
图4是本申请一实施例提供的一种显示面板的第一种局部放大示意图;
图5是本申请一实施例提供的一种显示面板的第二种局部放大示意图。
本发明的实施方式
下面将结合本申请实施例中的附图,对本申请实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本申请一部分实施例,而不是全部的实施例。基于本申请中的实施例,本领域技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本申请保护的范围。此外,应当理解的是,此处所描述的具体实施方式仅用于说明和解释本申请,并不用于限制本申请。在本申请中,在未作相反说明的情况下,使用的方位词如“上”和“下”通常是指装置实际使用或工作状态下的上和下,具体为附图中的图面方向;而“内”和“外”则是针对装置的轮廓而言的。
本申请实施例提供了一种显示面板,包括显示区和位于显示区一侧的非显示区,显示面板包括:基板;触控层,设置在基板的一侧,触控层包括:设置在显示区且沿着第一方向和第二方向排布的触控电极,以及与触控电极对应设置的触控走线,第一方向与第二方向不同;解复用电路组,设置基板的一侧且位于非显示区,解复用电路组包括:与每个触控电极对应的解复用电路,每个解复用电路通过触控走线与对应的触控电极电连接;其中,多个解复用电路在非显示区沿着第一方向和第二方向排布,且在第一方向上,同一列触控电极对应的解复用电路排布在同一列中。
本申请实施例提供一种显示面板。以下以各实施例分别进行详细说明。需说明的是,以下实施例的描述顺序不作为对实施例优选顺序的限定。
实施例一、
请参阅图2、图3、图4,图2为本申请实施例提供的显示面板的截面结构示意图;图3为本申请实施例提供的显示面板的第一种俯视示意图;图4为本申请实施例提供的显示面板的第一种局部放大示意图。为了便于说明和展示本申请实施例的方案,图2、图3、图4根据需要将部分结构进行了简化展示,将部分结构进行了详细展示,将部分结构进行了举例展示。
本申请实施例提供了一种显示面板10,显示面板10包括显示区AA和位于显示区AA一侧的非显示区AB,显示面板10包括基板101、触控层50、解复用电路组30,触控层50设置在基板101的一侧,触控层50包括设置在显示区AA且沿着第一方向y和第二方向x排布的触控电极51,以及与触控电极51对应设置的触控走线52,第一方向y与第二方向x不同;解复用电路组30设置于基板101的一侧且位于非显示区AB,解复用电路组30包括与每个触控电极51对应的解复用电路311,每个解复用电路311通过触控走线52与对应的触控电极51电连接;其中,多个解复用电路311在非显示区沿着第一方向y和第二方向x排布,且在第一方向y上,同一列触控电极51对应的解复用电路311排布在同一列中。
具体的,显示面板10,包括显示区AA和非显示区AB,非显示区包括驱动绑定区ABC,驱动绑定区ABC位于显示区AA的一侧。
具体的,显示面板10包括基板101、触控层50、解复用电路组30,基板101可以为阵列基板的基底,显示面板10可以包括薄膜晶体管、扫描线、数据线等结构,显示面板10还可以包括发光层、封装层等结构,显示面板10的结构在此不做限定,显示面板10的结构在此不做赘述。
具体的,触控层50和解复用电路组30设置于基板101的一侧,通常触控层50和解复用电路组30设置于基板101的同一侧。
具体的,触控层50包括设置在显示区AA且沿着第一方向y和第二方向x排布的触控电极51,以及与触控电极51对应设置的触控走线52,第一方向y与第二方向x不同。
具体的,解复用电路组30设置基板101的一侧且位于非显示区AB,更具体的,解复用电路组30位于显示面板10的驱动绑定区ABC。
具体的,解复用电路组30包括与每个触控电极对应的解复用电路311,每个解复用电路311通过触控走线52与对应的触控电极51电连接,即一个触控电极对应一个解复用电路311。
具体的,多个解复用电路311在非显示区沿着第一方向y和第二方向x排布,且在第一方向y上,同一列触控电极51对应的解复用电路311排布在同一列中。
具体的,多个触控电极51电极沿第一方向y排布成多个触控电极列501,多个触控电极51电极沿第二方向x排布成多个触控电极行502。
具体的,多个解复用电路311沿第一方向y排布成多个解复用电路列381,多个解复用电路311沿第二方向x排布成多个解复用电路行382。
具体的,同一列触控电极51对应的解复用电路311排布在同一列中。例如,第一列的触控电极列501与第一列的解复用电路列381对应;例如,第二列的触控电极列501与第二列的解复用电路列381对应;例如,第三列的触控电极列501与第三列的解复用电路列381对应,在此不再赘述。
进一步的,更具体的,同一行触控电极51对应的解复用电路311排布在同一行中。例如,第一行的触控电极行502与第一行的解复用电路行382对应;例如,第二行的触控电极行502与第二行的解复用电路行382对应;例如,第三行的触控电极行502与第三行的解复用电路行382对应,在此不再赘述。
在一些实施例中,显示面板10还包括:多个设置在非显示AB的触控绑定端子42,每个触控绑定端子42与多个复用同一信号通道的解复用电路311的输入端电连接。
在本实施例中,提供了一种显示面板,多个解复用电路311在非显示区AB沿着第一方向y和第二方向x排布,且在第一方向y上,同一列触控电极51对应的解复用电路311排布在同一列中。通过解复用电路组30中的多个解复用电路311在非显示区AB根据多个触控电极51沿着第一方向y和第二方向x排布,从而可以减小解复用电路311在第二方向y上的长度,有助于增加驱动绑定区ABC形成的L形切口(L-Cut)的长度d,有利于提升驱动绑定区ABC的弯折性能,有利于整机体积的减小和其便携性的提升。
实施例二、
本实施例与上述实施例相同或相似,不同之处在于进一步限定了显示面板10的结构。
请参阅图5,图5为本申请实施例提供的显示面板的第二种局部放大示意图。为了便于说明和展示本申请实施例的方案,图5根据需要将部分结构进行了简化展示,将部分结构进行了详细展示,将部分结构进行了举例展示。
在一些实施例中,解复用电路311包括多个第一晶体管301,每个解复用电路311中的多个第一晶体管301沿着第一方向y排布设置。
在一些实施例中,第一晶体管301的沟道沿着第一方向y延伸。
具体的,第一晶体管301的半导体层包括第一源极端3011、第一漏极端3012、设置在第一源极端3011和第一漏极端3012之间的第一沟道3013,第一晶体管301的第一源极端3011和第一漏极端3012沿第一方向y排布。
具体的,第一方向y垂直于驱动绑定区ABC与显示区AA相交的边缘11。
具体的,第一方向与第二方向x相交,优选的,第一方向y垂直于第二方向x。
具体的,如图4所示,解复用电路311包括多个第一晶体管301,多个第一晶体管301沿着第一方向y排布设置,此时解复用电路311中的多个第一晶体管301在第二方向x上占据较小的长度,从而进一步减小解复用电路311在第二方向x上的长度,有助于增加驱动绑定区ABC形成的L形切口(L-Cut)的长度d,有利于提升驱动绑定区ABC的弯折性能,有利于整机体积的减小和其便携性的提升。
在一些实施例中,显示面板10还包括驱动电路层102,驱动电路层102设置在基板101和触控层50之间,驱动电路层102包括多个沿着第一方向y和第二方向x排布的驱动电路20,驱动电路20包括第二晶体管21;其中,第二晶体管21的沟道延伸方向与第一晶体管301的沟道延伸方向不同。
在一些实施例中,第二晶体管21的沟道沿着第二方向x延伸。
具体的,如图2所示,显示面板10还包括驱动电路层102,驱动电路层102可以包括薄膜晶体管、扫描线、数据线等结构。
具体的,显示面板10为有机发光显示面板时,驱动电路20可以为像素驱动电路,第二晶体管21可以为像素驱动电路的驱动晶体管,例如在7T1C的驱动电路20中包括一个第二晶体管21和6个开关晶体管。
具体的,本领域技术人员容易理解的是,驱动电路20的第二晶体管21的半导体层通常呈“几”字形或“S”形等形状,如图5所示,举例示意了第二晶体管21的半导体层呈“几”字形,第二晶体管21的半导体层包括第二源极端211、第二漏极端212、设置在第二源极端211和第二漏极端212之间的第二沟道213,第二晶体管21的第二源极端211和第二漏极端212沿第二方向x排布。
具体的,本领域技术人员容易理解的是,为了保证第二晶体管21的特性,非晶硅需要进行准分子激光退火工艺(ELA)形成多晶硅,准分子激光退火工艺的方向沿第二方向x进行,第二方向x平行于驱动绑定区ABC与显示区AA相交的边缘11。
在本实施例中,提供了一种显示面板,解复用电路311包括多个第一晶体管301,多个第一晶体管301沿着第一方向y排布设置,此时解复用电路311中的多个第一晶体管301在第二方向x上占据较小的长度,从而进一步减小解复用电路311在第二方向x上的长度,有助于增加驱动绑定区ABC形成的L形切口(L-Cut)的长度d,有利于提升驱动绑定区ABC的弯折性能,有利于整机体积的减小和其便携性的提升。
在本实施例中,驱动电路20包括第二晶体管21;其中,第二晶体管21的沟道延伸方向与第一晶体管301的沟道延伸方向不同,进一步的,第二晶体管21的沟道沿着第二方向x延伸,不但可以保证第二晶体管21的特性,提升驱动电路20的驱动性能,同时可以有助于增加驱动绑定区ABC形成的L形切口(L-Cut)的长度d,有利于提升驱动绑定区ABC的弯折性能,有利于整机体积的减小和其便携性的提升。
实施例三、
本实施例与上述实施例相同或相似,不同之处在于进一步限定了显示面板10的结构。
在一些实施例中,每一解复用电路311的多个第一晶体管301至少包括第一驱动晶体管3111、第一感应晶体管3112、第一复位晶体管3113,第一驱动晶体管3111、第一感应晶体管3112和第一复位晶体管3113沿第一方向y排布;解复用电路组30还包括多条驱动走线321,多条驱动走线321包括至少一条驱动信号提供走线VFD、多条感应信号接收走线SX、至少一条复位信号提供走线GND1,驱动信号提供走线VFD通过对应的第一驱动晶体管3111电连接对应的触控电极51,感应信号接收走线SX通过对应的第一感应晶体管3112电连接对应的触控电极51,复位信号提供走线GND1通过对应的第一复位晶体管3113电连接对应的触控电极51。
具体的,每一解复用电路311的多个第一晶体管301可以包括第一驱动晶体管3111、第一感应晶体管3112,每一解复用电路311的多个第一晶体管301还可以包括第一复位晶体管3113。
具体的,第一驱动晶体管3111、第一感应晶体管3112和第一复位晶体管3113沿第一方向y排布,此时解复用电路311中的多个第一晶体管301在第二方向x上占据较小的长度,从而进一步减小解复用电路311在第二方向x上的长度,有助于增加驱动绑定区ABC形成的L形切口(L-Cut)的长度d,有利于提升驱动绑定区ABC的弯折性能,有利于整机体积的减小和其便携性的提升。
具体的,驱动信号提供走线VFD通过第一驱动晶体管3111向触控电极快51提供触控驱动信号,感应信号接收走线SX通过第一感应晶体管3112接收触控电极快51感应到的手指的触摸信号,复位信号提供走线GND1通过第一复位晶体管3113向触控电极51提供复位信号。
在一些实施例中,多个触控电极51排列成多个触控电极列501和多个触控电极行502,触控层50包至少括第一触控层组511和第二触控层组512,第一触控层组511和第二触控层组512均分别包括至少两列触控电极列501;其中,第一触控层组511中的每一行的触控电极51通过其对应行的解复用电路311电连接同一条感应号信号接收走线SX,第一触控层组511中的每一列的触控电极51通过其对应列的解复用电路311电连接不同的感应号信号接收走线SX;其中,第二触控层组512中的每一行的触控电极51通过其对应行的解复用电路311电连接同一条感应号信号接收走线SX,第二触控层组512中的每一列的触控电极51通过其对应列的解复用电路311电连接不同的感应号信号接收走线SX,第一触控层组511电连接的感应号信号接收走线SX不同于第二触控层组512电连接的感应号信号接收走线SX。
具体的,如图4所示,显示面板10的触控层50至少包括第一触控层组511和第二触控层组512,第一触控层组511和第二触控层组512均分别包括至少两列触控电极列501。
具体的,触控层50可以包括多个触控层组,例如触控层50包括第一触控层组511、第二触控层组512、第三触控层组等。
具体的,第一触控层组511和第二触控层组512均分别包括至少两列触控电极列501,例如第一触控层组511和第二触控层组512均分别包括3两列触控电极列501,在此不做限定。
具体的,第一触控层组511中的每一行的触控电极51电连接同一条感应号信号接收走线SX,第一触控层组511中的不同行的触控电极51电连接不同的感应号信号接收走线SX,可以减小第一触控层组511中感应号信号接收走线SX的数量,相比于第二触控层组512,同时实现第一触控层组511中的触控电极51独立接收手指触控信息,并将手指触控信息反馈至触控芯片。
具体的,第二触控层组512中的每一行的触控电极51电连接同一条感应号信号接收走线SX,第二触控层组512中的不同行的触控电极51电连接不同的感应号信号接收走线SX,可以减小第二触控层组512中感应号信号接收走线SX的数量,相比于第一触控层组511,同时实现第二触控层组512中的触控电极51独立接收手指触控信息,并将手指触控信息反馈至触控芯片。
具体的,第一触控层组511电连接的感应号信号接收走线SX不同于第二触控层组512电连接的感应号信号接收走线SX,可以使得第一触控层组511和第二触控层组512在接收手指触控信息时是独立和互不干扰的。
具体的,通过减小第一触控层组511中感应号信号接收走线SX的数量,通过减小第二触控层组512中感应号信号接收走线SX的数量,可以减小非显示区AB或驱动绑定区ABC的边框宽度。
在一些实施例中,第一触控层组511中的多个触控电极51通过其对应行的解复用电路311电连接同一条驱动信号提供走线VFD;第二触控层组512中的多个触控电极51通过其对应行的解复用电路311电连接同一条驱动信号提供走线VFD。
在一些实施例中,第一触控层组511中的多个触控电极51通过其对应行的解复用电路311电连接同一条复位信号提供走线GND1;第二触控层组512中的多个触控电极51通过其对应行的解复用电路311电连接同一条复位信号提供走线GND1。
在一些实施例中,第一触控层组511和第二触控层组512电连接同一条驱动信号提供走线VFD、同一条复位信号提供走线GND1。
具体的,通过减小驱动信号提供走线VFD的数量,或/和通过减小复位信号提供走线GND1的数量,可以减小非显示区AB或驱动绑定区ABC的边框宽度。
实施例四、
本实施例与实施例三相同或相似,不同之处在于进一步限定了显示面板10触控工作时的特征。
在一些实施例中,在显示面板10进行触控工作时,第一触控层组511中的一列触控电极列501的触控电极51所对应的第一感应晶体管3112,与第二触控层组512中的一列触控电极列501的触控电极51所对应的第一感应晶体管3112同时打开。
具体的,每一触控电极51的触控工作至少包括:触控信号提供阶段和触控信号接收阶段,在触控信号提供阶段提供给对应的触控电极51以触控驱动信号,在触控信号接收阶段接收触控电极51反馈的感应信号。
具体的,第一触控层组511中的一列触控电极列501的触控电极51所对应的第一感应晶体管3112,与第二触控层组512中的一列触控电极列501的触控电极51所对应的第一感应晶体管3112同时打开,即:第一触控层组511中的一列触控电极列501与第二触控层组512中的一列触控电极列501同时处于触控信号接收阶段。
在本实施例中,通过第一触控层组511中的一列触控电极列501的触控电极51所对应的第一感应晶体管3112,与第二触控层组512中的一列触控电极列501的触控电极51所对应的第一感应晶体管3112同时打开,可以减小整个触控层50的完成一次完整触控工作的时间,或者可以减小整个触控层50的完成一次循环触控工作的时间,从而可以提成触控工作的频率,提升显示面板10的触控准确性和其他触控性能。
实施例五、
本实施例与实施例四相同或相似,不同之处在于提供了一种显示面板10的触控驱动方式。
需要说明的是,请结合图3、图4所示,图4中示意了多个触控电极列501和多个触控电极行502,图4中示意了多个解复用电路列381和多个解复用电路行382。图中1-1表示第1行触控电极行和第1列触控电极列的触控电极51,图中1-2表示第1行触控电极行和第2列触控电极列的触控电极51,图中1-8表示第1行触控电极行和第8列触控电极列的触控电极51,图中1-9表示第1行触控电极行和第9列触控电极列的触控电极51,图中1-16表示第1行触控电极行和第16列触控电极列的触控电极51,图中1-n表示第1行触控电极行和第n列触控电极列的触控电极51;图中2-1表示第2行触控电极行和第1列触控电极列的触控电极51,图中2-2表示第2行触控电极行和第2列触控电极列的触控电极51,图中2-8表示第2行触控电极行和第8列触控电极列的触控电极51,图中2-9表示第2行触控电极行和第9列触控电极列的触控电极51,图中2-16表示第2行触控电极行和第16列触控电极列的触控电极51,图中2-n表示第2行触控电极行和第n列触控电极列的触控电极51;图中32-1表示第32行触控电极行和第1列触控电极列的触控电极51,图中32-2表示第32行触控电极行和第2列触控电极列的触控电极51,图中32-8表示第32行触控电极行和第8列触控电极列的触控电极51,图中32-9表示第32行触控电极行和第9列触控电极列的触控电极51,图中32-16表示第32行触控电极行和第16列触控电极列的触控电极51,图中32-n表示第32行触控电极行和第n列触控电极列的触控电极51。
需要说明的是,请结合图3、图4所示,图4中举例示意了触控层包括32行n列的触控电极51,但不限于此,例如,触控层50可以包括32行16列的触控电极51;触控层50可以包括m行16列的触控电极51;触控层50可以包括m行n列的触控电极51,m和n为整数。
需要说明的是,请结合图3、图4所示,图4中举例示意了一种实施情况,1-1的触控电极51至32-16的触控电极51电连接了同一条驱动信号提供走线VFD,1-1的触控电极51至32-16的触控电极51电连接了同一条复位信号提供走线GND1。
需要说明的是,请结合图3、图4所示,图4中举例示意了一种实施情况,第一触控层组511中的1-1至1-8的触控电极51(第一触控层组511的第1行触控电极行502中的触控电极51)电连接第1条感应信号接收走线SX1;第一触控层组511中的2-1至2-8的触控电极51(第一触控层组511的第2行触控电极行502中的触控电极51)电连接第2条感应信号接收走线SX2;第一触控层组511中的32-1至32-8的触控电极51(第一触控层组511的第32行触控电极行502中的触控电极51)电连接第32条感应信号接收走线SX32;第一触控层组511的其他行的触控电极行502中的触控电极51的电连接的感应信号接收走线SX以此类推,在此不再赘述。
需要说明的是,请结合图3、图4所示,图4中举例示意了一种实施情况,第二触控层组512中的1-9至1-16的触控电极51(第二触控层组512的第1行触控电极行502中的触控电极51)电连接第33条感应信号接收走线SX33;第二触控层组512中的2-9至2-16的触控电极51(第二触控层组512的第2行触控电极行502中的触控电极51)电连接第34条感应信号接收走线SX34;第二触控层组512中的32-9至32-16的触控电极51(第二触控层组512的第32行触控电极行502中的触控电极51)电连接第64条感应信号接收走线SX64;第二触控层组512的其他行的触控电极行502中的触控电极51的电连接的感应信号接收走线SX以此类推,在此不再赘述。
本实施例提供了一种显示面板10的触控驱动方式,上述实施例中任一项的显示面板10采用该触控驱动方式,多个触控电极51阵列排布成n列的触控电极列501,n为正整数;第一触控层组511的触控电极列501的数量和第二触控层组512中的触控电极列501的数量相同;触控驱动方式包括:第一触控层组511中一列触控电极列501和第二触控层组512中的一列触控电极列501同时进行至少部分相同的触控阶段的工作。
在本申请实施例中,通过设置第一触控层组511中一列触控电极列501和第二触控层组512中的一列触控电极列501同时进行至少部分相同的触控阶段的工作,可以减小整个触控层50的完成一次完整触控工作的时间,或者可以减小整个触控层50的完成一次循环触控工作的时间,从而可以提成触控工作的频率,提升显示面板10的触控准确性和其他触控性能。
在一些实施例中,每一触控电极51的触控工作至少包括:触控信号提供阶段和触控信号接收阶段,在触控信号提供阶段提供给对应的触控电极以触控驱动信号,在触控信号接收阶段接收触控电极反馈的感应信号;相同的触控阶段至少包括触控信号接收阶段。
具体的,在触控信号提供阶段,通过驱动信号提供走线VFD提供给对应的触控电极51以触控驱动信号;在触控信号接收阶段,通过感应信号接收走线SX接收触控电极51反馈的感应信号,具体反馈的是手指的触控信号。
在本申请实施例中,请同时参阅实施例四,在一些实施例情况中,由于第一触控层组511电连接的感应号信号接收走线SX不同于第二触控层组512电连接的感应号信号接收走线SX,因此第一触控层组511中一列触控电极列581和第二触控层组512中的一列触控电极列581同时进行触控信号接收阶段的工作,于第一触控层组511电连接的感应号信号接收走线SX和第二触控层组512电连接的感应号信号接收走线SX不同,因此第一触控层组511反馈的触控信号和第二触控层组512反馈的触控信号相互不干扰,从而实现了精准触控,同时可以减小整个触控层50的完成一次完整触控工作的时间,或者可以减小整个触控层50的完成一次循环触控工作的时间,从而可以提成触控工作的频率,提升显示面板10的触控准确性和其他触控性能。
在一些实施例中,触控驱动方式包括:由第一触控层组511的第一列触控电极列(1-1至32-1的触控电极51)至第一触控层组511的最后一列触控电极列(1-8至32-8的触控电极51)依次驱动;由第二触控层组512的最后一列触控电极列(1-16至32-16的触控电极51)至第二触控层组512的第一列触控电极列(1-9至32-9的触控电极51)依次驱动。
在一些实施例中,触控驱动方式包括:由第一触控层组511的最后一列触控电极列(1-8至32-8的触控电极51)至第一触控层组511的第一列触控电极列(1-1至32-1的触控电极51)依次驱动;由第二触控层组512的第一列触控电极列(1-9至32-9的触控电极51)至第二触控层组的最后一列触控电极列(1-16至32-16的触控电极51)依次驱动。
在本申请实施例中,提供了在第一触控层组511和第二触控层组512的两种触控电极列501的具体驱动顺序,可以减小整个触控层50的完成一次完整触控工作的时间,或者可以减小整个触控层50的完成一次循环触控工作的时间,从而可以提成触控工作的频率,提升显示面板10的触控准确性和其他触控性能。
需要说明的是,触控层50可以包括多个触控层组,例如触控层50包括第一触控层组511、第二触控层组512、第三触控层组,则显示面板的触控驱动方式包括:多个触控层组中分别有一列触控电极列同时进行至少部分相同的触控阶段的工作,根据本实施例的上述详细描述,本领域技术人员容易理解多个触控层组的触控驱动方式,在此不再赘述。
以上对本申请实施例所提供的一种显示面板进行了详细介绍,本文中应用了具体个例对本申请的原理及实施方式进行了阐述,以上实施例的说明只是用于帮助理解本申请的方法及其核心思想;同时,对于本领域的技术人员,依据本申请的思想,在具体实施方式及应用范围上均会有改变之处,综上所述,本说明书内容不应理解为对本申请的限制。

Claims (12)

  1. 一种显示面板,包括显示区和位于所述显示区一侧的非显示区,其中,所述显示面板包括:
    基板;
    触控层,设置在所述基板的一侧,所述触控层包括:设置在所述显示区且沿着第一方向和第二方向排布的触控电极,以及与所述触控电极对应设置的触控走线,所述第一方向与所述第二方向不同;
    解复用电路组,设置于所述基板的一侧且位于所述非显示区,所述解复用电路组包括:与每个所述触控电极对应的解复用电路,每个所述解复用电路通过所述触控走线与对应的所述触控电极电连接;
    其中,多个所述解复用电路在所述非显示区沿着所述第一方向和所述第二方向排布,且在所述第一方向上,同一列所述触控电极对应的所述解复用电路排布在同一列中。
  2. 根据权利要求1所述的显示面板,其中,所述显示面板还包括:多个设置在非显示的触控绑定端子,每个所述触控绑定端子与多个复用同一信号通道的解复用电路的输入端电连接。
  3. 根据权利要求1所述的显示面板,其中,所述解复用电路包括多个第一晶体管,每个所述解复用电路中的多个第一晶体管沿着所述第一方向排布设置。
  4. 根据权利要求3所述的显示面板,其中,所述显示面板还包括:
    驱动电路层,设置在所述基板和所述触控层之间,所述驱动电路层包括多个沿着第一方向和所述第二方向排布的驱动电路,所述驱动电路包括第二晶体管;
    其中,所述第二晶体管的沟道延伸方向与所述第一晶体管的沟道延伸方向不同。
  5. 根据权利要求4所述的显示面板,其中,所述第一晶体管的沟道沿着所述第一方向延伸。
  6. 根据权利要求5所述的显示面板,其中,所述第二晶体管的沟道沿着所述第二方向延伸。
  7. 如权利要求6所述的显示面板,其中,每一所述解复用电路的多个所述第一晶体管至少包括第一驱动晶体管、第一感应晶体管、第一复位晶体管,所述第一驱动晶体管、所述第一感应晶体管和所述第一复位晶体管沿所述第一方向排布;
    所述解复用电路组还包括多条驱动走线,多条所述驱动走线包括至少一条驱动信号提供走线、多条感应信号接收走线、至少一条复位信号提供走线,所述驱动信号提供走线通过对应的所述第一驱动晶体管电连接对应的所述触控电极,所述感应信号接收走线通过对应的所述第一感应晶体管电连接对应的所述触控电极,所述复位信号提供走线通过对应的所述第一复位晶体管电连接对应的所述触控电极。
  8. 如权利要求7所述的显示面板,其中,
    多个所述触控电极包括:沿着所述第一方向排列成的多个触控电极列和沿着所述第二方向排列成的多个触控电极行,所述触控层包至少括第一触控层组和第二触控层组,所述第一触控层组和所述第二触控层组均分别包括至少两列触控电极列;
    其中,所述第一触控层组中的每一行的所述触控电极通过其对应行的所述解复用电路电连接同一条所述感应号信号接收走线,所述第一触控层组中的每一列的所述触控电极通过其对应列的所述解复用电路电连接不同的所述感应号信号接收走线;
    其中,所述第二触控层组中的每一行的所述触控电极通过其对应行的所述解复用电路电连接同一条所述感应号信号接收走线,所述第二触控层组中的每一列的所述触控电极通过其对应列的所述解复用电路电连接不同的所述感应号信号接收走线,所述第一触控层组电连接的所述感应号信号接收走线不同于所述第二触控层组电连接的所述感应号信号接收走线。
  9. 如权利要求8所述的显示面板,其中,所述第一触控层组中的多个所述触控电极通过其对应行的所述解复用电路电连接同一条所述驱动信号提供走线;
    所述第二触控层组中的多个所述触控电极通过其对应行的所述解复用电路电连接同一条所述驱动信号提供走线。
  10. 如权利要求9所述的显示面板,其中,
    所述第一触控层组中的多个所述触控电极通过其对应行的所述解复用电路电连接同一条所述复位信号提供走线;
    所述第二触控层组中的多个所述触控电极通过其对应行的所述解复用电路电连接同一条所述复位信号提供走线。
  11. 如权利要求10所述的显示面板,其中,所述第一触控层组和所述第二触控层组电连接同一条所述驱动信号提供走线、同一条所述复位信号提供走线。
  12. 如权利要求8所述的显示面板,其中,在所述显示面板进行触控工作时,所述第一触控层组中的一列触控电极列的所述触控电极所对应的所述第一感应晶体管,与所述第二触控层组中的一列触控电极列的所述触控电极所对应的所述第一感应晶体管同时打开。
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