WO2018225647A1 - Substrat pour dispositif d'affichage, et substrat - Google Patents

Substrat pour dispositif d'affichage, et substrat Download PDF

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Publication number
WO2018225647A1
WO2018225647A1 PCT/JP2018/021189 JP2018021189W WO2018225647A1 WO 2018225647 A1 WO2018225647 A1 WO 2018225647A1 JP 2018021189 W JP2018021189 W JP 2018021189W WO 2018225647 A1 WO2018225647 A1 WO 2018225647A1
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WO
WIPO (PCT)
Prior art keywords
wiring
lead
touch
substrate
display area
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PCT/JP2018/021189
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English (en)
Japanese (ja)
Inventor
誠 喜多
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シャープ株式会社
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Publication of WO2018225647A1 publication Critical patent/WO2018225647A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input 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
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing electrodes
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1345—Conductors connecting electrodes to cell terminals
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input 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
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements

Definitions

  • the present invention relates to a display device substrate and a display device.
  • the liquid crystal display device described in Patent Document 1 has a liquid crystal element array having liquid crystal display elements arranged in a matrix, and is arranged in each row of the liquid crystal element array, and supplies a scanning signal to the liquid crystal display elements in the corresponding row.
  • a scanning line is arranged in each column of the liquid crystal element array, a signal line for supplying an image signal to the liquid crystal display element in the corresponding column, and a drive signal for detecting a touch is arranged in the column of the liquid crystal element array.
  • the signal line driving circuit and the second electrode driving circuit are arranged along one side of the liquid crystal element array, and the first electrode driving is performed along the other side of the liquid crystal element array.
  • Each circuit is arranged.
  • the signal line driving circuit and the second electrode driving circuit are both arranged along one side of the liquid crystal element array, so that a space for connecting to the signal line and the driving electrode is secured, It is necessary to avoid interference with the second electrode driving circuit and interference between the driving electrode and the signal line driving circuit, and it is difficult to arrange the signal lines with a narrow pitch due to high definition.
  • the first electrode driving circuit is disposed on the opposite side of the display area with respect to the signal line driving circuit and the second electrode driving circuit, both sides of the frame of the liquid crystal display device with the display area interposed therebetween.
  • the frame width has to be wide in the portion, and it is necessary to form a lead-out wiring for the first electrode drive circuit, which has been a problem for narrowing the frame.
  • the present invention has been completed based on the above circumstances, and an object thereof is to provide a display device substrate suitable for achieving high definition and a narrow frame.
  • the display device substrate of the present invention includes a substrate divided into a display area capable of displaying an image and a non-display area surrounding the display area, a terminal disposed in the non-display area of the substrate, At least the signal wiring arranged in the display area and the non-display area of the substrate, one end side being connected to the terminal and the other end side being connected to the signal wiring, and fan-shaped from one end side to the other end side.
  • Turned Position detection wiring arranged on the non-display area of the substrate and connected to the other end side of the first position detection lead wiring and the other end side of the second position detection lead wiring, respectively.
  • control circuit is arranged on the opposite side to the display region side with respect to the other end side portion that extends in a fan shape in the signal lead-out wiring, and extends in a shape that follows the extending direction of the other end side portion.
  • a position detection control circuit is arranged on the opposite side to the display region side with respect to the other end side portion that extends in a fan shape in the signal lead-out wiring, and extends in a shape that follows the extending direction of the other end side portion.
  • the signal lead-out wiring arranged in the non-display area is connected to the signal wiring arranged at least on the display area on one end side and to the terminal arranged on the non-display area on the other end side.
  • the signal supplied from the terminal is transmitted to the signal wiring.
  • the first position detection lead wiring arranged in the non-display area is connected to the position detection wiring arranged at least in the display area at one end side and to the position detection control circuit arranged in the non-display area at the other end side.
  • the second position detection lead wire arranged in the non-display area is connected to the terminal on one end side and to the position detection control circuit on the other end side, so that the signal supplied from the terminal is detected in the second position.
  • the signal is transmitted to the position detection control circuit by the lead wiring, and the signal processed by the position detection control circuit is transmitted to the position detection wiring by the first position detection lead wiring.
  • the signal lead-out wiring and the second position detection lead-out wiring are respectively routed in a fan-shaped manner from one end side connected to the terminal to the other end side, that is, the display area side. It is arranged on the outside with respect to the lead-out wiring.
  • the position detection control circuit connected to the other end side of the second position detection lead-out line is arranged on the opposite side to the display area side with respect to the other end side portion of the signal lead-out line spreading in a fan shape. Therefore, as compared with the case where the position detection control circuit is arranged on the display area side with respect to the other end portion of the second position detection lead-out line, the display area is provided with respect to the other end portion of the second position detection lead-out line.
  • the position detection control circuit extends in a shape that follows the extending direction of the other end portion of the signal lead-out wiring that extends in a fan shape, the arrangement efficiency of the position detection control circuit is improved, and the non-display area The dead space that can occur is reduced. This is suitable for narrowing the frame.
  • the top view which shows planar arrangement
  • the top view which shows the pixel arrangement of the array substrate which comprises a liquid crystal panel AA line sectional view of FIG.
  • the top view which shows the arrangement
  • the top view which shows arrangement
  • FIGS. 1 A first embodiment of the present invention will be described with reference to FIGS.
  • a liquid crystal panel (display device, display device with a position input function) 10 having a touch panel function (position input function) in addition to the display function is illustrated.
  • a part of each drawing shows an X axis, a Y axis, and a Z axis, and each axis direction is drawn to be a direction shown in each drawing.
  • FIG. 3 is used as a reference, and the upper side of the figure is the front side and the lower side of the figure is the back side.
  • the liquid crystal panel 10 displays an image using illumination light emitted from a backlight device (illumination device) (not shown).
  • the liquid crystal panel 10 includes a pair of substrates 10 a and 10 b and liquid crystal molecules that are disposed in an internal space between the substrates 10 a and 10 b and change in optical properties when an electric field is applied.
  • a liquid crystal layer (medium layer) 10c, and the liquid crystal layer 10c is surrounded and sealed by a seal portion (not shown) interposed between the substrates 10a and 10b.
  • the front side (front side) of the pair of substrates 10a and 10b is a CF substrate (counter substrate) 10a
  • the back side (back side) is an array substrate (display device substrate, element substrate, TFT substrate) 10b.
  • Each of the CF substrate 10a and the array substrate 10b is formed by laminating various films on the inner surface side of a glass substrate 10GS made of glass.
  • a polarizing plate (not shown) is attached to each of the outer surfaces of the substrates 10a and 10b.
  • the central portion of the screen is a display area (range surrounded by a one-dot chain line in FIG. 1) AA, whereas the display area AA on the screen is displayed.
  • the CF substrate 10a constituting the liquid crystal panel 10 has a long side dimension shorter than the long side dimension of the array substrate 10b, whereas one end in the long side direction is aligned with the array substrate 10b. It is pasted together.
  • the other end of the array substrate 10b in the long side direction is a CF substrate non-overlapping portion 10b1 that protrudes laterally with respect to the CF substrate 10a and does not overlap with the CF substrate 10a.
  • the CF substrate non-overlapping portion 10b1 is a non-display area NAA.
  • a driver (drive circuit unit) 11 and a flexible substrate (signal transmission unit) 12 are mounted on the CF substrate non-overlapping unit 10b1 as components for supplying various signals related to the display function and the touch panel function.
  • the driver 11 is composed of an LSI chip having a drive circuit therein, and is mounted on the CF substrate non-overlapping portion 10b1 of the array substrate 10b by COG (Chip On Glass), and processes various signals transmitted by the flexible substrate 12.
  • the flexible substrate 12 is formed by forming a large number of wiring patterns on a base material having insulation and flexibility, and the CF substrate non-overlapping portion 10b1 of the array substrate 10b in the liquid crystal panel 11 and a control substrate (signal supply not shown). And various signals output from the control board are transmitted to the liquid crystal panel 11.
  • TFTs thin film transistors, switching elements
  • pixel electrodes 10g on the inner surface side (the liquid crystal layer 10c side, the surface facing the CF substrate 10a) in the display area AA of the array substrate 10b.
  • the TFTs 10f and the pixel electrodes 10g are provided in a matrix (matrix) side by side along the X-axis direction and the Y-axis direction.
  • (Signal wiring, data wiring) 10j is disposed so as to surround it.
  • the gate wiring 10i extends substantially straight along the X-axis direction, whereas the source wiring 10j extends substantially along the Y-axis direction, and a part of the gate wiring 10i extends in the X-axis direction and the Y-axis direction.
  • the diagonally extending portion 10j1 extends along an oblique direction with respect to the axial direction.
  • the gate wiring 10i and the source wiring 10j are connected to the gate electrode 10f1 and the source electrode 10f2 of the TFT 10f, respectively, and the pixel electrode 10g is connected to the drain electrode 10f3 of the TFT 10f.
  • the TFT 10f is driven based on various signals respectively supplied to the gate wiring 10i and the source wiring 10j, and the supply of the potential to the pixel electrode 10g is controlled in accordance with the driving.
  • the pixel electrode 10g has a substantially parallelogram shape with a vertically long plane shape, and the source wiring 10j extends in the long side direction (Y-axis direction) between the pixel electrode 10g in the short side direction (X-axis direction). ),
  • the gate wiring 10i is interposed between the adjacent pixel electrodes 10g.
  • the long side of the pixel electrode 10g is parallel to the obliquely extending portion 10j1 of the source wiring 10j.
  • the common electrode 10h overlaps with all of the pixel electrodes 10g, and the upper side of the pixel electrode 10g (closer to the liquid crystal layer 10c). Side).
  • the common electrode 10h is supplied with a substantially constant reference potential at all times, extends over substantially the entire display area AA, and has a vertically elongated pixel overlapping opening in a portion overlapping each pixel electrode 10g.
  • a plurality (two in FIG. 2) of openings 10h1 (pixel overlapping slits and alignment control slits) are formed.
  • the pixel overlapping opening 10h1 extends along the obliquely extending portion 10j1 of the source wiring 10j.
  • the operation mode of the liquid crystal panel 10 is set to the FFS (Fringe Field Switching) mode.
  • three color filters 10k exhibiting red (R), green (G), and blue (B) are provided.
  • As the color filter 10k a plurality of color filters having different colors are repeatedly arranged along the gate wiring 10i (X-axis direction), and they extend along the source wiring 10j (generally in the Y-axis direction). They are arranged in stripes. These color filters 10k are arranged so as to overlap each pixel electrode 10g on the array substrate 10b side in a plan view.
  • the color filters 10k adjacent to each other in the X-axis direction and exhibiting different colors are arranged so that the boundary (color boundary) overlaps with the source wiring 10j and the light shielding part 10l described below.
  • the R, G, B color filters 10k arranged along the X-axis direction, and the three pixel electrodes 10g facing the color filters 10k respectively constitute a three-color pixel portion PX.
  • display pixels capable of color display with a predetermined gradation are configured by the pixel portions PX of three colors R, G, and B adjacent along the X-axis direction.
  • the arrangement pitch in the X-axis direction in the pixel unit PX is, for example, about several tens of ⁇ m.
  • a light shielding part (inter-pixel light shielding part, black matrix) 10l that shields light is formed.
  • the light shielding portion 101 has a substantially lattice shape so as to partition between adjacent pixel portions PX (pixel electrodes 10g), and overlaps with most of the pixel electrodes 10g on the array substrate 10b side in a plan view.
  • a plurality of pixel openings 10l1 are arranged in a matrix along the X-axis direction and the Y-axis direction in the same manner as the pixel electrode 10g in the plate surface of the CF substrate 10a.
  • the light-shielding part 101 functions to prevent light from passing between adjacent pixel parts PX and to ensure the independence of the gradation of each pixel part PX, and particularly extends along the source wiring 10j.
  • the portion prevents color mixture between the pixel portions PX exhibiting different colors.
  • the light shielding portion 101 is arranged so as to overlap the gate wiring 10i and the source wiring 10j on the array substrate 10b side in a plan view.
  • alignment films 10m and 10n for aligning liquid crystal molecules contained in the liquid crystal layer 10c are formed on the innermost surfaces of both the substrates 10a and 10b that are in contact with the liquid crystal layer 10c.
  • a planarizing film may be formed between the alignment film 10m and the color filter 10k.
  • the liquid crystal panel 10 has both a display function for displaying an image and a touch panel function (position input function) for detecting a position (input position) input by a user based on the displayed image.
  • the touch panel pattern for exhibiting the touch panel function is integrated (in-cell).
  • This touch panel pattern is a so-called projected capacitance method, and its detection method is a self-capacitance method.
  • the touch panel pattern is provided on the array substrate 10b side of the pair of substrates 10a and 10b, and a plurality of touch electrodes arranged in a matrix on the surface of the array substrate 10b. (Position detection electrode) 14 is configured.
  • the touch electrode 14 is disposed in the display area AA of the array substrate 10b. Accordingly, the display area AA in the liquid crystal panel 10 substantially coincides with the touch area (position input area) where the input position can be detected, and the non-display area NAA cannot detect the input position (non-position input area). ). Then, when a finger (position input body) (not shown), which is a conductor, is brought close to the surface (display surface) of the liquid crystal panel 10 to input a position based on the image of the display area AA of the liquid crystal panel 10 visually recognized by the user, A capacitance is formed between the finger and the touch electrode 14. Thereby, the capacitance detected by the touch electrode 14 near the finger changes as the finger approaches and differs from the touch electrode 14 far from the finger. Thus, the input position can be detected.
  • this touch electrode 14 is comprised by the common electrode 10h provided in the array board
  • the common electrode 10h is composed of a plurality of touch electrodes 14 which are partitioned into a substantially lattice shape and divided into a grid pattern in plan view and are electrically independent from each other.
  • a plurality of touch electrodes 14 that partition the common electrode 10h are arranged in a matrix along the X-axis direction and the Y-axis direction in the display area AA.
  • the touch electrode 14 has a square shape when seen in a plan view, and a dimension of one side is about several mm (for example, about 2 mm to 5 mm).
  • the size of the touch electrode 14 in plan view is much larger than that of the pixel unit PX (pixel electrode 10g), and there are a plurality of (for example, about several tens or several hundreds) in the X axis direction and the Y axis direction. It is arranged in a range straddling each pixel portion PX.
  • a plurality of touch wirings (position detection wirings) 15 provided on the array substrate 10 b are selectively connected to the plurality of touch electrodes 14.
  • the touch wiring 15 extends substantially along the Y-axis direction in parallel with the source wiring 10j on the array substrate 10b, and a specific touch electrode 14 among the plurality of touch electrodes 14 arranged along the Y-axis direction. Is selectively connected to.
  • the touch wiring 15 is connected to a detection circuit (not shown).
  • the detection circuit may be provided in the driver 11, but may be provided outside the liquid crystal panel 10 via the flexible substrate 12.
  • the touch wiring 15 supplies the reference potential signal related to the display function and the touch signal (position detection signal) related to the touch function to the touch electrode 14 at different timings. Among these, the reference potential signal is transmitted to all the touch wirings 15 at the same timing, so that all the touch electrodes 14 function as the reference potential and function as the common electrode 10h.
  • FIG. 1 schematically shows the arrangement of the touch electrodes 14, and the specific number and arrangement of the touch electrodes 14 can be changed as appropriate in addition to the illustration.
  • the glass substrate 10GS constituting the array substrate 10b includes, in order from the lower layer side (glass substrate 10GS side), a first metal film (lower metal film, gate metal film) 16, a gate insulating film 17, Semiconductor film 18, second metal film (lower metal film, source metal film) 19, planarizing film (first insulating film, organic insulating film) 20, third metal film (metal film) 21, lower interlayer insulating film (Second insulating film, lower side second insulating film, inorganic insulating film) 22, first transparent electrode film 23, upper layer side interlayer insulating film (second insulating film, upper layer side second insulating film, inorganic insulating film) 24, A second transparent electrode film 25 is laminated.
  • the first metal film 16, the second metal film 19, and the third metal film 21 are each formed of a single layer film made of one type of metal material selected from copper, titanium, aluminum, or the like, or a different type of metal material. By being made of a laminated film or an alloy, it has electrical conductivity and light shielding properties, and is arranged so as to straddle the display area AA and the non-display area NAA.
  • the first metal film 16 constitutes the gate wiring 10i, the gate electrode 10f1 of the TFT 10f, and the like.
  • the second metal film 19 constitutes the source wiring 10j, the source electrode 10f2 and the drain electrode 10f3 of the TFT 10f, and the like.
  • the third metal film 21 constitutes the touch wiring 15 and the like.
  • the gate insulating film 17, the lower interlayer insulating film 22 and the upper interlayer insulating film 24 are each made of an inorganic material such as silicon nitride (SiN x ), silicon oxide (SiO 2 ), and the upper metal films 19, 21.
  • the transparent electrode films 23 and 25, the lower metal films 16, 19, 21 and the first transparent electrode film 23 are kept in an insulating state.
  • the insulating films 17, 22, and 24 made of an inorganic material are disposed so as to straddle the display area AA and the non-display area NAA.
  • Each of the insulating films 17, 22, and 24 made of an inorganic material has a smaller film thickness than the planarizing film 20 described below.
  • the planarizing film 20 is made of an organic material such as an acrylic resin (for example, PMMA) and functions to planarize a step generated on the lower layer side than itself.
  • the planarizing film 20 has a larger film thickness than the insulating films 17, 22, and 24 made of the inorganic material described above.
  • the semiconductor film 18 is made of a thin film using, for example, amorphous silicon or an oxide semiconductor as a material, and constitutes a channel portion (semiconductor portion) 10f4 connected to the source electrode 10f2 and the drain electrode 10f3 in the TFT 10f.
  • the first transparent electrode film 23 and the second transparent electrode film 25 are made of a transparent electrode material (for example, ITO (Indium Tin Oxide) or the like). Of these, the first transparent electrode film 23 constitutes the pixel electrode 10g and the like, and the second transparent electrode film 25 constitutes the common electrode 10h (touch electrode 14) and the like.
  • the TFT 10f has a gate electrode 10 f 1 branched from a gate wiring 10 i made of the first metal film 16.
  • the TFT 10f includes a source electrode 10f2 formed of a portion overlapping the gate electrode 10f1 in the source wiring 10j formed of the second metal film 19.
  • the TFT 10f has a drain electrode 10f3 made of the second metal film 19 disposed at a position spaced from the source electrode 10f2.
  • the drain electrode 10f3 is substantially L-shaped in plan view, and one end of the drain electrode 10f3 faces the source electrode 10f2 and is connected to the channel portion 10f4, while the other end is connected to the pixel electrode 10g.
  • the pixel electrode 10g made of the first transparent electrode film 23 protrudes from the pixel electrode body 10g1 to the TFT 10f side along the Y-axis direction.
  • the pixel electrode body 10g1 has a substantially parallelogram shape overlapping the pixel opening 10l1 of the light shielding portion 10l.
  • the contact portion 10g2 is connected to the drain electrode 10f3.
  • the contact portion 10g2 made of the first transparent electrode film 23 and the drain electrode 10f3 made of the second metal film 19 are partially overlapped with each other, and the overlapping portions are interposed between the planarizing film 20 and They are connected to each other through a pixel contact hole 26 formed in the lower interlayer insulating film 22.
  • the TFT 10f overlaps with the gate electrode 10f1 through the gate insulating film 17, and has a channel portion 10f4 made of the semiconductor film 18 connected to the source electrode 10f2 and the drain electrode 10f3.
  • the TFT 10f is driven based on the scanning signal supplied from the gate wiring 10i to the gate electrode 10f1, the potential related to the image signal supplied to the source wiring 10j is transferred from the source electrode 10f2 through the channel portion 10f4. Supply to the drain electrode 10f3, thereby charging the pixel electrode 10g.
  • the touch wiring 15 made of the third metal film 21 has a lower-layer-side interlayer insulation with respect to the touch electrode 14 made of the second transparent electrode film 25 to be connected in the display area AA.
  • the film 22 and the upper interlayer insulating film 24 are connected through a touch electrode contact hole 27 formed in the opening.
  • a portion adjacent to the TFT 10 f (drain electrode 10 f 3) in the X-axis direction is partially widened, and the widened portion 15 a can function as a connection pad for the touch electrode 14.
  • the widened portion 15a is formed at each of the portions adjacent to each TFT 10f in the touch wiring 15 extending across the large number of TFTs 10f arranged along the Y-axis direction.
  • the touch electrode contact holes 27 are selectively overlapped only with respect to a plurality of the contact holes.
  • the touch wiring 15 extends substantially along the Y-axis direction so as to cross all the touch electrodes 14, the touch wiring 15 is selectively selected only for a specific touch electrode 14 by the planar arrangement of the touch electrode contact hole 27. It is connected. Further, the touch wiring 15 is arranged at a position overlapping the source wiring 10j in a plan view.
  • the short side portion (terminal forming side portion) having the CF substrate non-overlapping portion 10b1 is arranged in the mounting region of the driver 11 as shown in FIG.
  • a terminal 28 a source control circuit (signal control circuit) 29 connected to the source wiring 10j, and a source lead wiring (signal lead wiring) 30 connected to the source wiring 10j via the terminal 28 and the source control circuit 29.
  • FIG. 4 is representative of the wiring and the like related to the region on the right side of FIG. 1 in the short side portion having the CF substrate non-overlapping portion 10b1 in the non-display area NAA of the array substrate 10b.
  • the wiring and the like related to the approximately half area on the left side of FIG. the mounting area of the driver 11 is illustrated by a frame-shaped one-dot chain line surrounding the terminal 28, and the first touch lead wiring 31 is a thick solid line, and the source lead wiring 30 and the second touch lead wiring 32 are Each is illustrated by a thin solid line.
  • a plurality of terminals 28 are arranged at intervals along the X-axis direction in the mounting region of the driver 11 in the CF substrate non-overlapping portion 10b1 in the non-display region NAA of the array substrate 10b. Is provided.
  • the plurality of terminals 28 arranged on the center side (inner side) in the X-axis direction are connected to the plurality of source lead wirings 30, whereas the X-axis direction
  • a plurality of terminals 28 arranged on both end sides (both outside) are connected to a plurality of second touch lead wires 32 respectively.
  • the group of terminals 28 located on the center side in the X-axis direction is a source terminal group (signal terminal group) whose connection target is the source lead-out wiring 30, but is located on both ends in the X-axis direction.
  • the pair of terminals 28 are a pair of touch terminals (position detection terminal group) whose connection target is the second touch lead wiring 32.
  • the terminal 28 is made of, for example, the first metal film 16.
  • the source control circuit 29 is arranged at a position adjacent to the display area AA in the short side portion having the CF substrate non-overlapping portion 10b1 in the non-display area NAA of the array substrate 10b.
  • the source line 10j and the source lead line 30 are connected to each other.
  • the source control circuit 29 can process a signal transmitted from the terminal 28 through the source lead wiring 30 and output an output signal to the source wiring 10j.
  • the source control circuit 29 is arranged so as to extend substantially linearly along the X-axis direction, that is, along the boundary line between the display area AA and the non-display area NAA in the short side portion, and extends along the X-axis direction. All of the plurality of source wirings 10j arranged at intervals are crossed.
  • the source control circuit 29 is connected to the end on the non-display area NAA side of the source line 10j and the end on the display area AA side of the source lead-out line 30 respectively.
  • the source control circuit 29 includes an RGB switch circuit (switch circuit), an inspection circuit, an ESD protection circuit (protection circuit), and the like.
  • Each circuit includes a TFT as a circuit element.
  • the source control circuit 29 includes the first metal film 16, the semiconductor film 18, the second metal film 19, and the like.
  • the source lead-out wiring 30 extends from the mounting region of the driver 11 to the source control circuit 29 (display region) in the short side portion having the CF substrate non-overlapping portion 10b1 in the non-display region NAA of the array substrate 10b.
  • AA is routed in a fan shape toward the source wiring 10j), and one end is connected to the terminal 28 and the other end is connected to the source control circuit 29. It can be said that the source lead wiring 30 is connected to the source wiring 10 j via the source control circuit 29.
  • the source lead line 30 transmits the signal supplied from the terminal 28 to the source line 10j in the display area AA via the source control circuit 29.
  • the source lead-out wiring 30 is arranged on the center side (inner side) from the terminal 28 to be connected to a second touch lead-out wiring 32 to be described later. It is connected to the terminal 28.
  • the source lead-out wiring 30 has a first end portion 30a connected to the terminal 28 extending substantially straight along the Y-axis direction, whereas a second end portion connected to the source control circuit 29 (source wiring 10j). 30b extends along an oblique direction intersecting the X-axis direction and the Y-axis direction.
  • the other end portion 30b of the source lead-out wiring 30 is bent in an obtuse angle while being directed toward the end side (outside) in the X-axis direction with respect to the one end side portion 30a, and along the oblique direction described above. It extends so that it extends toward the end side in the X-axis direction as it approaches the source control circuit 29 (display area AA, source line 10j) in the Y-axis direction. Similar to the terminal 28, a plurality of source lead wirings 30 are arranged side by side along the X-axis direction.
  • the one arranged relatively on the center side (inner side) in the X-axis direction has a larger inclination angle of the other end side portion 30 b with respect to the one end side portion 30 a and approaches 180 °.
  • the source lead wiring 30 is made of, for example, the first metal film 16 and is arranged in the same layer as the terminal 28.
  • the first touch lead wiring 31 is a touch to be described later from the formation region of the source control circuit 29 in the short side portion having the CF substrate non-overlapping portion 10 b 1 in the non-display region NAA of the array substrate 10 b.
  • the control circuit 33 is routed toward the formation region, and one end side is connected to the touch wiring 15 and the other end side is connected to the touch control circuit 33.
  • the first touch lead wiring 31 transmits the signal processed by the touch control circuit 33 to the touch wiring 15.
  • the first touch lead wire 31 has a large end portion 31a connected to the touch wire 15 while the other end portion 31b connected to the touch control circuit 33 extends substantially straight along the Y-axis direction.
  • the portion extends along an oblique direction intersecting with the X-axis direction and the Y-axis direction.
  • one end portion 31a of the first touch lead-out wiring 31 is bent at an obtuse angle while being directed toward the center in the X-axis direction with respect to the other end portion 31b, and extends along the oblique direction described above.
  • the Y-axis direction extends from the touch control circuit 33 toward the touch wiring 15 (display area AA) so as to spread toward the center side in the X-axis direction.
  • the one end portion 31 a of the first touch lead wiring 31 has an inclination opposite to the other end portion 30 b of the source lead wiring 30 and is obtuse with respect to the other end portion 30 b of the source lead wiring 30. They are in a crossing relationship. Similar to the touch wiring 15, a plurality of the first touch lead-out wirings 31 are arranged side by side along the X-axis direction. In the plurality of first touch lead wires 31, the inclination angle of the one end portion 31a with respect to the other end portion 31b is substantially constant. That is, the one end side portions 31a of the plurality of first touch lead wires 31 are substantially parallel to each other.
  • the first touch lead wiring 31 is made of, for example, the second metal film 19, and is arranged on the upper layer (different layer) via the gate insulating film (insulating film) 17 with respect to the source lead wiring 30 made of the first metal film 16. ing. Therefore, the first touch lead wiring 31 and the source lead wiring 30 that intersect each other are kept in an insulated state by the gate insulating film 17 interposed therebetween.
  • the second touch lead wiring 32 is connected to the touch control circuit 33 (from the mounting region of the driver 11 on the short side portion having the CF substrate non-overlapping portion 10 b 1 in the non-display region NAA of the array substrate 10 b. It is drawn in a fan-shaped manner toward the display area AA), and one end side is connected to the terminal 28 and the other end side is connected to the touch control circuit 33. It can be said that the second touch lead wiring 32 is connected to the touch wiring 15 via the touch control circuit 33 and the first touch lead wiring 31. The second touch lead wiring 32 transmits a signal supplied from the terminal 28 to the touch control circuit 33.
  • the second touch lead wiring 32 is a terminal 28 arranged on the end side (outside) of the terminal 28 to which the source lead wiring 30 is to be connected among the terminals 28 arranged in the X-axis direction in the mounting region of the driver 11. It is connected to the.
  • the second touch lead-out line 32 is connected to the touch control circuit 33 (first touch lead-out line 31) while the one end portion 32a connected to the terminal 28 extends almost straight along the Y-axis direction.
  • the other end portion 32b extends along an oblique direction intersecting the X-axis direction and the Y-axis direction.
  • the other end side portion 32b of the second touch lead-out wiring 32 is bent at an obtuse angle while being directed toward the end side in the X-axis direction with respect to the one end side portion 32a, and extends along the oblique direction described above. It is arranged so as to spread toward the end side in the X-axis direction as it approaches the touch control circuit 33 (display area AA) in the Y-axis direction. Similar to the terminal 28, a plurality of second touch lead wires 32 are arranged along the X-axis direction at intervals, and the second touch lead wires 32 are arranged with respect to the source lead wires 30 group. And arranged on the end side (outside) in the X-axis direction.
  • the inclination angle of the other end portion 32b with respect to the one end portion 32a is substantially constant. That is, the other end portions 32b of the plurality of second touch lead wires 32 are substantially parallel to each other.
  • the second touch lead wiring 32 is made of, for example, the first metal film 16 and is disposed in the same layer (same layer) as the terminal 28 and the source lead wiring 30. Although the second touch lead-out wiring 32 is arranged to intersect the other end side portion 31b of the first touch lead-out wiring 31, the second touch lead-out wiring 32 is disposed below the first touch lead-out wiring 31 and interposed between them.
  • the insulating film 17 keeps the first touch lead wiring 31 in an insulated state.
  • the touch control circuit 33 includes a second side of the first touch lead-out wiring 31 and a second side in the short side portion having the CF substrate non-overlapping portion 10 b 1 in the non-display area NAA of the array substrate 10 b.
  • the touch lead wiring 32 is connected to the other end side.
  • the touch control circuit 33 processes a signal transmitted from the terminal 28 through the second touch lead wire 32 and outputs an output signal to the first touch lead wire 31, or conversely, from the touch wire 15 to the first touch lead wire 31. It is possible to process the signal transmitted by the control signal and output the output signal to the second touch lead wiring 32.
  • a pair of touch control circuits 33 are arranged near both end positions in the X-axis direction in the short side portion of the non-display area NAA.
  • the touch control circuit 33 includes a switch circuit, an inspection circuit, an ESD protection circuit (protection circuit), and the like.
  • Each circuit includes a TFT as a circuit element.
  • the touch control circuit 33 includes the first metal film 16, the semiconductor film 18, the second metal film 19, and the like.
  • the touch control circuit 33 is arranged in the Y-axis direction (the extending direction of the source wiring 10 j and the touch wiring 15, the terminal 28) with respect to the other end side portion 30 b spreading in a fan shape in the source lead-out wiring 30.
  • the display area AA) are arranged on the side opposite to the display area AA side.
  • the touch control circuit 33 extends so as to follow the extending direction of the other end portion 30 b of the source lead-out wiring 30.
  • the touch control circuit 33 extends along an oblique direction intersecting with the X-axis direction and the Y-axis direction, and is a first touch lead wiring that is a connection target and extends almost straight along the Y-axis direction.
  • the inclination angle of 31 with respect to the other end portion 31b is an obtuse angle.
  • the extending direction of the touch control circuit 33 intersects the extending direction of the other end side portion 32b of the second touch lead wiring 32 that is the other connection target, and the intersecting angle is an acute angle.
  • the extending direction of the touch control circuit 33 is not parallel to the extending direction of the other end portion 30b of the source lead-out wiring 30, and has a relationship of intersecting at an acute angle.
  • the inclination angle formed by the touch control circuit 33 with respect to the other end portion 31b of the first touch lead wiring 31 is larger than the inclination angle formed by the other end portion 32b of the second touch lead wiring 32 with respect to the one end side portion 32a. It has become. Further, the touch control circuit 33 has an end on the side close to the terminal 28 (center side of the short side portion) of both ends in the X-axis direction that is relatively far from the display area AA in the Y-axis direction. Are arranged obliquely so that the end on the far side (the end side of the short side) is relatively close to the display area AA in the Y-axis direction.
  • the source lead-out wiring 30 and the second touch lead-out wiring 32 spread in a fan shape from one end side connected to the terminal 28 to the other end side, that is, the display area AA side, as shown in FIG.
  • the second touch lead wires 32 are arranged outside the source lead wires 30.
  • the touch control circuit 33 connected to the other end side of the second touch lead-out line 32 is arranged on the opposite side to the display area AA side with respect to the other end side portion 30b of the source lead-out line 30 spreading in a fan shape.
  • the other end portion 30b of the second touch lead-out wiring 32 is compared.
  • the source control circuit 29 is arranged at a position adjacent to the display area AA in the non-display area NAA, the source control circuit 29 has a source closer to the display area AA than the other end portion 30b of the source lead-out wiring 30.
  • the touch control circuit 33 is disposed on the opposite side to the display area AA side with respect to the other end portion 30b of the source lead-out wiring 30. It is not necessary to secure a space for connection related to the touch control circuit 33 on the display area AA side with respect to the other end portion 30b of the source lead-out wiring 30. Therefore, it is suitable for arranging the source wirings 10j at a high density, and is therefore suitable for achieving high definition.
  • the touch control circuit 33 since the touch control circuit 33 extends so as to follow the extending direction of the other end side portion 30b extending in a fan shape in the source lead-out wiring 30, the arrangement efficiency of the touch control circuit 33 is improved and non-existing. The dead space that can occur in the display area NAA is reduced. This is suitable for narrowing the frame. As described above, it is suitable for improving the display quality and the design related to the appearance of the liquid crystal panel 10.
  • the touch control circuit 33 is arranged on the side opposite to the display area AA side in the Y-axis direction with respect to the other end side portion 32 b of the second touch lead-out wiring 32 spreading in a fan shape. .
  • the touch control circuit 33 sandwiches the other end portion 32b of the plurality of second touch lead wires 32 and the other end portion 30b of the plurality of source lead wires 30 between the display area AA in the Y-axis direction. It is arranged in a form. Therefore, the touch control circuit 33 is avoided from being disposed between the other end portion 30b of the source lead-out wiring 30 and the other end portion 32b of the second touch lead-out wiring 32. It becomes possible to minimize the space between these other end portions 30b and 32b.
  • the first touch lead wiring 31 and the second touch lead wiring 32 are connected as follows through the touch control circuit 33 arranged as described above. First, the other end portion 32b of the second touch lead-out wiring 32 is connected to a portion of the touch control circuit 33 on the display area AA side in the Y-axis direction, whereas the other end side of the first touch lead-out wiring 31 is connected.
  • the part 31b is connected to the part of the touch control circuit 33 opposite to the display area AA side in the Y-axis direction, that is, the part opposite to the other end part 32b side of the second touch lead-out wiring 32.
  • the second touch lead wiring 32 disposed on the center side (source lead wiring 30 side) relatively in the X-axis direction is the first touch lead disposed relatively on the end side via the touch control circuit 33.
  • the second touch lead-out wiring 32 that is connected to the wiring 31 while being arranged relatively to the end side in the X-axis direction is the first touch that is arranged relatively to the center via the touch control circuit 33. Connected to the lead wiring 31. Accordingly, when assigning wiring numbers to the plurality of second touch lead wires 32, for example, the end position in the X-axis direction is “No. 1” and the position closest to the center is “No. n”.
  • the wiring numbers of the plurality of first touch lead wires 31 are “No.
  • the source lead-out wiring 30 and the second touch lead-out wiring 32 are arranged in the same layer as described above, whereas the first touch lead-out wiring 31 includes the source lead-out wiring 30 and the second touch lead-out wiring 30.
  • the second touch lead wiring 32 is arranged in an upper layer through the gate insulating film 17.
  • the first touch lead wire 31 is routed so as to intersect with the other end portions 30 b and 32 b of the source lead wire 30 and the second touch lead wire 32. In this way, a situation in which the first touch lead wire 31 and the other end side portions 30b and 32b of the source lead wire 30 and the second touch lead wire 32 are short-circuited can be avoided.
  • One end portion 31 a of the first touch lead wire 31 intersects the other end portion 30 b of the source lead wire 30, and the other end portion 31 b of the first touch lead wire 31 is in addition to the second touch lead wire 32.
  • the wiring length of the first touch lead wiring 31 from the source wiring 10j to the touch control circuit 33 can be minimized.
  • the plurality of second touch lead wires 32 are arranged closest to the end of the plurality of source lead wires 30 and extend in parallel to the source lead wires 30 adjacent to the second touch lead wires 32. is doing.
  • the space vacated between the adjacent source lead-out wiring 30 and the second touch lead-out wiring 32 is almost the entire length.
  • the width is constant. That is, since the dead space generated between the source lead-out wiring 30 and the second touch lead-out wiring 32 that are adjacent to each other is minimized, it is more suitable for narrowing the frame.
  • the array substrate (display device substrate) 10b of the present embodiment includes the glass substrate (substrate) 10GS divided into the display area AA capable of displaying an image and the non-display area NAA surrounding the display area AA.
  • the terminal 28 disposed in the non-display area NAA of the glass substrate 10GS, the source wiring (signal wiring) 10j disposed at least in the display area AA of the glass substrate 10GS, and the non-display area NAA of the glass substrate 10GS, One end side is connected to the terminal 28, the other end side is connected to the source wiring 10j, and a source lead-out wiring (signal lead-out wiring) 30 that is connected in a fan shape from one end side to the other end side, and a glass substrate 10GS At least the touch wiring (position detection wiring) 15 arranged in the display area AA and the non-display area NAA of the glass substrate 10GS are arranged.
  • the first touch lead wire (first position detection lead wire) 31 whose side is connected to the touch wire 15 and the source lead wire 30 are arranged outside in the non-display area NAA of the glass substrate 10GS, and one end side is a terminal 28. Is connected to the second touch lead wire (second position detection lead wire) 32 that extends in a fan shape from one end side to the other end side, and the first non-display area NAA of the glass substrate 10GS.
  • a touch control circuit (position detection control circuit) 33 connected to the other end side of the touch lead-out wiring 31 and the other end side of the second touch lead-out wiring 32, and the other end of the source lead-out wiring 30 spreading in a fan shape.
  • a touch control circuit 33 that is disposed on the side opposite to the display area AA side with respect to the side portion 30b and extends in a shape that follows the extending direction of the other end portion 30b.
  • the source lead-out wiring 30 arranged in the non-display area NAA has at least one source side on the source wiring 10j arranged on the display area AA and the other end on the terminal 28 arranged on the non-display area NAA. By being connected to each other, a signal supplied from the terminal 28 is transmitted to the source wiring 10j.
  • the first touch lead wiring 31 arranged in the non-display area NAA is connected to the touch wiring 15 arranged at least on the display area AA on one end side and to the touch control circuit 33 arranged on the non-display area NAA on the other end side.
  • the second touch lead wiring 32 arranged in the non-display area NAA is supplied from the terminal 28 by connecting one end side to the terminal 28 and the other end side to the touch control circuit 33.
  • the signal is transmitted to the touch control circuit 33 through the second touch lead wiring 32, and the signal processed by the touch control circuit 33 is transmitted to the touch wiring 15 through the first touch lead wiring 31.
  • the source lead-out wiring 30 and the second touch lead-out wiring 32 are respectively routed in a fan-shaped manner from one end side connected to the terminal 28 to the other end side, that is, the display area AA side. 32 is arranged outside the source lead wiring 30.
  • the touch control circuit 33 connected to the other end side of the second touch lead-out line 32 is arranged on the opposite side to the display area AA side with respect to the other end side portion 30b of the source lead-out line 30 spreading in a fan shape. Therefore, as compared with the case where the touch control circuit is arranged on the display area AA side with respect to the other end portion 30b of the second touch lead-out wiring 32, the other end portion 30b of the second touch lead-out wiring 32 is compared.
  • the touch control circuit 33 extends so as to follow the extending direction of the other end side portion 30b extending in a fan shape in the source lead-out wiring 30, the arrangement efficiency of the touch control circuit 33 is improved and non-existing. The dead space that can occur in the display area NAA is reduced. This is suitable for narrowing the frame.
  • the source lead wiring 30 and the second touch lead wiring 32 are arranged in the same layer, whereas the first touch lead wiring 31 is an insulating film with respect to the source lead wiring 30 and the second touch lead wiring 32. It is arranged in a different layer through a certain gate insulating film 17, and is routed so as to cross at least the source lead wiring 30. In this way, the first touch lead wire 31 is provided with the gate insulating film 17 that is an insulating film with respect to the source lead wire 30 and the second touch lead wire 32 that are both fan-shaped and arranged in the same layer. The short circuit with respect to these is avoided by being arrange
  • the second touch lead wiring 32 extends in parallel with the source lead wiring 30. In this way, it is possible to minimize the dead space that can be generated between the source lead-out wiring 30 and the second touch lead-out wiring 32, which is more suitable for narrowing the frame.
  • a source control circuit (signal control circuit) 29 that is arranged at a position adjacent to the display area AA in the non-display area NAA of the glass substrate 10GS and is connected to the other end side of the source wiring 10j and the source lead-out wiring 30 is provided. Prepare. In this way, the source control circuit 29 processes the signal supplied from the source lead wiring 30 and outputs it to the source wiring 10j. Since the source control circuit 29 is arranged at a position adjacent to the display area AA in the non-display area NAA, the source control circuit 29 is related to the source control circuit 29 on the display area AA side with respect to the other end portion 30b of the source lead-out wiring 30.
  • the touch control circuit 33 is arranged on the opposite side to the display area AA side with respect to the other end portion 30b of the source lead-out wiring 30, the source lead-out wiring 30 It is not necessary to secure a space for connection related to the touch control circuit 33 on the display area AA side with respect to the other end side portion 30b of the other side, and interference between the source wiring 10j and the touch control circuit 33 can be avoided. Therefore, it is suitable for arranging the source wirings 10j at a high density, and more suitable for achieving high definition.
  • the touch control circuit 33 is arranged on the opposite side to the display area AA side with respect to the other end side portion 32b of the second touch lead-out wiring 32 spreading in a fan shape. In this way, the touch control circuit 33 is not interposed between the other end side portion 30b of the source lead-out wiring 30 and the other end side portion 32b of the second touch lead-out wiring 32. It is possible to minimize the space between the portions 30b and 32b. This is more suitable for narrowing the frame.
  • the liquid crystal panel (display device) 10 of the present embodiment includes a CF substrate (opposite) arranged with a gap between the array substrate (display device substrate) 10b described above and the array substrate 10b.
  • Substrate) 10a According to the liquid crystal display device 10 having such a configuration, the array substrate 10b can have high definition and a narrow frame, which is suitable for improving the design quality related to display quality and appearance.
  • the touch control circuit 133 is interposed between the other end portion 130b of the source lead wiring 130 and the other end portion 132b of the second touch lead wiring 132. It is arranged with.
  • the first touch lead wire 131 and the second touch lead wire 132 are connected as follows through the touch control circuit 133 arranged as described above. First, the other end portion 131b of the first touch lead-out wiring 131 is connected to a portion on the display area AA side in the Y-axis direction of the touch control circuit 133, whereas the other end side of the second touch lead-out wiring 132 is connected.
  • the portion 132b is connected to the portion of the touch control circuit 133 opposite to the display area AA side in the Y-axis direction, that is, the portion opposite to the other end portion 131b side of the first touch lead-out wiring 131.
  • the other end side portion 132b of the second touch lead wire 132 is bent with respect to the one end side portion 132a and extends along the oblique direction in parallel with the other end portion portion 130b of the source lead wire 130. It is connected to the touch control circuit 133 from the opposite side to the display area AA side in the Y-axis direction while extending almost straight along the Y-axis direction after being bent.
  • the second touch lead wiring 132 arranged relatively to the center side (source lead wiring 130 side) in the X-axis direction is a first touch lead arranged relatively to the center side via the touch control circuit 133.
  • the second touch lead-out wiring 132 that is connected to the wiring 131 while being arranged relatively to the end side in the X-axis direction is the first touch that is arranged relatively to the end side via the touch control circuit 133.
  • the wire numbers of the plurality of first touch lead wires 131 are “No.
  • the touch control circuit 133 is provided between the other end side portion 130b of the source lead-out wiring 130 and the other end side portion 132b of the second touch lead-out wiring 132 that extends in a fan shape. It is arranged in an intervening form. For example, when a plurality of touch wires, first touch lead wires 131, and second touch lead wires 132 are arranged, the second touch lead wires 132 arranged relatively inside (source lead wire 130 side) are touched.
  • the second touch lead-out wiring 132 disposed relatively outside the first touch lead-out wiring 131 disposed relatively inside via the control circuit 133 is disposed relatively outside via the touch control circuit 133.
  • the first touch lead wires 131 are connected to the first touch lead wires 131, respectively. Accordingly, it is possible to avoid a relationship in which the arrangement order of the second touch lead-out wiring 132 and the order of the first touch lead-out wiring 131 and the touch wiring are reversed.
  • the present invention is not limited to the embodiments described with reference to the above description and drawings.
  • the following embodiments are also included in the technical scope of the present invention.
  • the relationship in which the extension direction of the touch control circuit is parallel to the extension direction of the other end side portion of the source lead-out wiring and the extension direction of the other end side portion of the second touch lead-out wiring is illustrated. It does not matter.
  • the specific inclination angle of the extending direction of the touch control circuit with respect to the X-axis direction and the Y-axis direction can be changed as appropriate.
  • the extending direction of the touch control circuit is parallel to the extending direction of the other end portion of the source lead-out wiring and the extending direction of the other end portion of the second touch lead-out wiring.
  • the extending direction of the touch control circuit is relative to the extending direction of the other end portion of the source lead wiring and the extending direction of the other end portion of the second touch lead wiring. It may be a crossing relationship.
  • the specific inclination angle of the extending direction of the touch control circuit with respect to the X-axis direction and the Y-axis direction can be changed as appropriate.
  • the case where the first touch lead-out wiring is made of the second metal film has been described, but it is also possible to adopt a configuration in which the first touch lead-out wiring is made of the third metal film.
  • the first touch lead wiring is arranged on the upper layer side through the gate insulating film and the planarization film which are insulating films with respect to the source lead wiring and the second touch lead wiring.
  • the source lead-out wiring and the second touch lead-out wiring may be configured by the second metal film. Is possible.
  • the first touch lead wiring is arranged on the upper layer side through a planarizing film that is an insulating film with respect to the source lead wiring and the second touch lead wiring.
  • the specific routing paths of the source lead-out wiring, the first touch lead-out wiring, and the second touch lead-out wiring can be changed as appropriate.
  • the configuration in which the driver is COG-mounted on the array substrate is exemplified, but the driver may be configured to be mounted on the flexible substrate in COF (Chip On Film). In that case, a terminal to which each one end side portion of the source lead-out wiring and the second touch lead-out wiring is connected is arranged in the mounting area of the flexible substrate in the non-display area of the array substrate.
  • the specific configuration of the pixel portion in the display region, the connection structure of the touch wiring with respect to the touch electrode, and the like can be changed as appropriate.
  • the material of the semiconductor film constituting the channel portion of the TFT may be polysilicon or the like. In that case, the TFT is preferably a bottom gate type.
  • the touch panel pattern is the self-capacitance method is shown, but the touch panel pattern may be a mutual capacitance method.
  • the transmissive liquid crystal panel is exemplified.
  • the present invention can be applied to a reflective liquid crystal panel or a transflective liquid crystal panel.
  • the planar shape of the liquid crystal display device (liquid crystal panel or backlight device) is a vertically long rectangle is shown.
  • the planar shape of the liquid crystal display device is a horizontally long rectangle, square, or circle. , Semicircular, oval, elliptical, trapezoidal, etc.
  • the liquid crystal panel is configured such that the liquid crystal layer is sandwiched between the pair of substrates.
  • a display panel in which functional organic molecules other than the liquid crystal material are sandwiched between the pair of substrates.
  • the present invention is also applicable to.
  • SYMBOLS 10 Liquid crystal panel (display apparatus), 10a ... CF board

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Abstract

La présente invention comprend : des bornes (28) agencées dans une région de non-affichage (NAA) d'un substrat de verre (10GS) ; un câblage de source (10j) et un câblage tactile (15) agencés dans une région d'affichage (AA) du substrat de verre (10GS) ; un câblage de sortie de source (30) connecté aux bornes (28) et au câblage de source (10j) et s'étendant en une forme de ventilateur dans la région de non-affichage (NAA) ; un premier câblage de sortie tactile (31) dont une extrémité est connectée au câblage tactile (15) dans la région de non-affichage (NAA) ; un second câblage de sortie tactile (32) qui est agencé sur l'extérieur du câblage de sortie de source (30), dont une extrémité est reliée aux bornes (28), et qui s'étale en une forme de ventilateur dans la région de non-affichage (NAA) ; et un circuit de commande tactile (33) qui est connecté à l'autre extrémité du premier câblage de sortie tactile (31) et à l'autre extrémité du second câblage de sortie tactile (32) dans la région de non-affichage (NAA), est disposé sur le côté opposé au côté de la région d'affichage (AA) par rapport à l'autre partie d'extrémité (30b) du câblage de sortie de source (30), et s'étend en une forme qui suit la direction dans laquelle s'étend l'autre partie d'extrémité (30b).
PCT/JP2018/021189 2017-06-09 2018-06-01 Substrat pour dispositif d'affichage, et substrat WO2018225647A1 (fr)

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CN111930266A (zh) * 2020-09-15 2020-11-13 武汉华星光电半导体显示技术有限公司 一种触控面板及显示装置
CN112068366A (zh) * 2020-09-04 2020-12-11 深圳市华星光电半导体显示技术有限公司 显示面板及显示面板制作方法

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JP2014211825A (ja) * 2013-04-19 2014-11-13 株式会社ジャパンディスプレイ 表示装置
US20160299599A1 (en) * 2015-04-13 2016-10-13 Samsung Display Co., Ltd Touch panel

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Publication number Priority date Publication date Assignee Title
JP2007047346A (ja) * 2005-08-09 2007-02-22 Sanyo Epson Imaging Devices Corp 電気光学装置の製造方法、電気光学装置、及び電子機器
JP2014211825A (ja) * 2013-04-19 2014-11-13 株式会社ジャパンディスプレイ 表示装置
US20160299599A1 (en) * 2015-04-13 2016-10-13 Samsung Display Co., Ltd Touch panel

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Publication number Priority date Publication date Assignee Title
CN112068366A (zh) * 2020-09-04 2020-12-11 深圳市华星光电半导体显示技术有限公司 显示面板及显示面板制作方法
CN112068366B (zh) * 2020-09-04 2021-08-24 深圳市华星光电半导体显示技术有限公司 显示面板及显示面板制作方法
US11935900B2 (en) 2020-09-04 2024-03-19 Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. Display panel and manufacturing method of display panel
CN111930266A (zh) * 2020-09-15 2020-11-13 武汉华星光电半导体显示技术有限公司 一种触控面板及显示装置
CN111930266B (zh) * 2020-09-15 2023-05-02 武汉华星光电半导体显示技术有限公司 一种触控面板及显示装置

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