TW202001516A - Touch display structure - Google Patents

Abstract

A touch display structure includes a first pixel electrode, a second pixel electrode, a third pixel electrode, a fourth pixel electrode, a first data line, a second data line, a third data line and a touch signal line. The first pixel electrode has a first electrode sidewall. The second pixel electrode has a second electrode sidewall and a third electrode sidewall opposing to the second electrode sidewall. The third pixel electrode has a fourth electrode sidewall and a fifth electrode sidewall opposing to the fourth electrode sidewall. The fourth pixel electrode has a sixth electrode sidewall. The first data line and the second data line are disposed between the first electrode sidewall of the first pixel electrode and the second electrode sidewall of the second pixel electrode. The third data line is between the third electrode sidewall of the second pixel electrode and the fourth electrode sidewall of the third pixel electrode. The touch signal line is between the fifth electrode sidewall of the third pixel electrode and the sixth electrode sidewall of the fourth pixel electrode.

Description

Touch display structure

The invention relates to a touch display structure.

Touch-sensing technology has developed rapidly in recent years. At present, many consumer electronic products with touch function have been launched. In such products, the area of the original display panel is mainly assigned to the function of touch sensing. It can also be said that the original simple display panel is transformed into a touch display panel with touch recognition function. According to the different structural design of the touch display panel, it can be generally divided into an out-cell (in-cell) or in-cell (in-cell or on-cell) touch display panel, in which the in-cell touch display panel does not An additional touch panel needs to be made to make the product thinner and lighter, and it also saves the cost of making the touch panel and has a price advantage. Since the touch elements of an in-cell touch display panel are directly manufactured on the inner surface of the display panel, the distance between the sensing pad of the touch panel and each element in the display panel is closer, so it is easier The problem of capacitive coupling occurs.

According to an embodiment of the present invention, a touch display structure is provided, which includes a first pixel electrode, a second pixel electrode, a third pixel electrode, a fourth pixel electrode, a first data line, and a second data line , Third data line, and touch signal line. The first pixel electrode has a first electrode side. The second pixel electrode has opposing second electrode sides and third electrode sides. The third pixel electrode has opposing fourth electrode side and fifth electrode side. The fourth pixel electrode has a sixth electrode side. The first data line and the second data line are disposed between the first electrode side of the first pixel electrode and the second electrode side of the second pixel electrode. The third data line is between the third electrode side of the second pixel electrode and the fourth electrode side of the third pixel electrode. The touch signal line is between the fifth electrode side of the third pixel electrode and the sixth electrode side of the fourth pixel electrode.

In order to have a better understanding of the above and other aspects of the present invention, the following examples are specifically described in conjunction with the accompanying drawings as follows:

Hereinafter, the present invention will be described more fully with reference to the accompanying drawings, in which exemplary embodiments of the present invention are shown. As those skilled in the art would realize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention.

Exemplary embodiments are described herein with reference to cross-sectional views that are schematic diagrams of idealized embodiments. Therefore, it is possible to anticipate a change in the shape of the graph as a result of, for example, manufacturing techniques and/or tolerances. Therefore, the embodiments described herein should not be construed as being limited to the specific shapes of the regions as shown herein, but include deviations in shapes caused by manufacturing, for example. For example, an area shown or described as flat may generally have rough and/or non-linear characteristics. In addition, the acute angle shown may be round. Therefore, the regions shown in the drawings are schematic in nature, and their shapes are not intended to show the precise shapes of the regions, and are not intended to limit the scope of the claims.

The following is a description with some embodiments. It should be noted that this disclosure does not show all possible embodiments, and other implementations not proposed in this disclosure may also be applicable. Furthermore, the size ratios in the drawings are not drawn according to the actual products. Therefore, the description and illustrations are only used to describe the embodiments, not to limit the scope of disclosure of the present disclosure. In addition, the descriptions in the embodiments, such as the detailed structure, process steps and material application, etc., are for illustrative purposes only, and do not limit the scope of the disclosure to be protected. The details of the steps and structure of the embodiments can be changed and modified according to the needs of the actual application process without departing from the spirit and scope of the present disclosure. The following description uses the same/similar symbols to indicate the same/similar components.

Please refer to Figure 1 to Figure 3. FIG. 1 is a schematic circuit diagram of a touch display structure 102 according to an embodiment. FIG. 2 is a schematic top view of the touch display structure 102 according to FIG. 1 in the virtual frame range. FIG. 3 is a schematic cross-sectional view of the touch display structure 102 according to FIG. 2 along line AB.

Please refer to FIG. 1 and FIG. 2, the touch display structure 102 includes several sub-pixels, several data lines, several touch signal lines, and several scanning lines. FIG. 2 also shows that the touch display structure 102 includes a light shielding element BM. For the sake of simple understanding, the second picture shows the arrangement of the sub-pixels, data lines, touch signal lines and scanning lines below the light-shielding element BM through the perspective.

Please refer to FIG. 1 and FIG. 2, the secondary pixels include, for example, the first pixel P1, the second pixel P2, the third pixel P3, and the fourth pixel P4. The data lines include, for example, a first data line DL1, a second data line DL2, a third data line DL3, a fourth data line DL4, a fifth data line DL5, and the like. The touch signal line includes, for example, the touch signal line TL. The scanning line includes, for example, the scanning line SL and the like. The first data line DL1, the second data line DL2, the third data line DL3, the fourth data line DL4, the fifth data line DL5 and the touch signal line TL extend in the first direction D1. The scanning line SL extends in the second direction D2. The first direction D1 may be interleaved (eg, substantially perpendicular) to the second direction D2, but is not limited thereto. For example, the first direction D1 may be the Y direction, and the second direction D2 may be the X direction. In one embodiment, a touch signal line TL is correspondingly arranged in units of three secondary pixels arranged in the second direction D2, for example, the first pixel P1, the second pixel P2, and the second Configure one touch signal line TL for the three sub-pixels of the third pixel P3, and then configure another touch signal line for the fourth pixel P4 and the two adjacent sub-pixels on the right side to And so on for other wiring configurations. The touch signal line TL is, for example, a driving signal line, or, for example, a receiving signal line for transmitting touch signals.

The first pixel P1 may include a first pixel electrode PE1 electrically connected to the first active element A1. The second pixel P2 may include a second pixel electrode PE2 electrically connected to the second active element A2. The third pixel P3 may include a third pixel electrode PE3 electrically connected to the third active element A3. The fourth pixel P4 may include a fourth pixel electrode PE4 electrically connected to the fourth active element A4. The first pixel electrode PE1, the second pixel electrode PE2, the third pixel electrode PE3 and the fourth pixel electrode PE4 are sequentially arranged along the second direction D2. The first active element A1, the second active element A2, the third active element A3 and the fourth active element A4 are sequentially arranged along the second direction D2.

In one embodiment, the first pixel P1 may be a single sub-pixel unit defined by the first data line DL1 and the scan line SL interleaved. The second pixel P2 may be a single sub-pixel unit defined by the second data line DL2 interlaced with the scanning line SL. In an embodiment, the first pixel P1 may be a single sub-pixel unit defined by the area where the first pixel electrode PE1 and the first active element A1 are located, instead of the first data line DL1 and the scan line SL definition. The second pixel P2 may be a single sub-pixel unit defined by the area where the second pixel electrode PE2 and the second active element A2 are located, instead of being defined by the second data line DL2 and the scan line SL. The third pixel P3, the fourth pixel P4 and other sub-pixels can be deduced by analogy.

Please refer to FIG. 2, the first active device A1 includes a source 30, a drain 32, a gate 34 and a channel layer 36. The channel layer 36 is located between the source 30 and the drain 32 and the gate 34. The gate 34 is electrically connected to the scan line SL. The drain electrode 32 is electrically connected to the first pixel electrode PE1. The second active element A2, the third active element A3, the fourth active element A4, and other sub-pixel active elements can be deduced by analogy. For example, the first data line DL1 is electrically connected to the source 30 of the first active element A1. The second data line DL2 is electrically connected to the source 30 of the second active element A2. The third data line DL3 is electrically connected to the source 30 of the third active element A3. The fourth data line DL4 is electrically connected to the source 30 of the fourth active element A4.

Please refer to FIG. 2, the first pixel electrode PE1 has a first electrode side ES1. The second pixel electrode PE2 has opposing second electrode sides ES2 and third electrode sides ES3. The third pixel electrode PE3 has opposed fourth electrode side ES4 and fifth electrode side ES5. The fourth pixel electrode PE4 has a sixth electrode side ES6.

As shown in FIG. 2, the first data line DL1 and the second data line DL2 are disposed between the first electrode side ES1 of the first pixel electrode PE1 and the second electrode side ES2 of the second pixel electrode PE2. The third data line DL3 is disposed between the third electrode side ES3 of the second pixel electrode PE2 and the fourth electrode side ES4 of the third pixel electrode PE3. The touch signal line TL is disposed between the fifth electrode side ES5 of the third pixel electrode PE3 and the sixth electrode side ES6 of the fourth pixel electrode PE4. In an embodiment, there is no touch signal line between the first electrode side ES1 of the first pixel electrode PE1 and the second electrode side ES2 of the second pixel electrode PE2. There is no touch signal line disposed between the third electrode side ES3 of the second pixel electrode PE2 and the fourth electrode side ES4 of the third pixel electrode PE3. No data line is arranged between the fifth electrode side ES5 of the third pixel electrode PE3 and the sixth electrode side ES6 of the fourth pixel electrode PE4.

In an embodiment, the data lines (including the first data line DL1, the second data line DL2, the third data line DL3, the fourth data line DL4, the fifth data line DL5, etc.) and the touch signal line (including the touch signal The line TL) includes the same conductive layer, for example, the second metal layer (M2). In the single conductive layer (for example, the second metal layer), the wire disposed between the first electrode side ES1 of the first pixel electrode PE1 and the second electrode side ES2 of the second pixel electrode PE2 only has the first data line DL1 With the second data line DL2, there is no other active wire, such as no touch signal line. In the single conductive layer (for example, the second metal layer), the wire disposed between the third electrode side ES3 of the second pixel electrode PE2 and the fourth electrode side ES4 of the third pixel electrode PE3 only has the third data line DL3 , And there is no other function of the wire, such as no touch signal line. The wires arranged between the fifth electrode side ES5 of the third pixel electrode PE3 and the sixth electrode side ES6 of the fourth pixel electrode PE4 in the single conductive layer (such as the second metal layer) only have touch signal lines, And there is no other wire, such as no data line. The above concept can also be applied by analogy to a single conductive layer as the first metal layer, or other metal layers.

In the embodiment, there is no data line near the touch signal line TL (that is, within the range between the fifth electrode side ES5 of the third pixel electrode PE3 and the sixth electrode side ES6 of the fourth pixel electrode PE4) Therefore, the parasitic capacitance between the data line and the data line can be reduced. In one embodiment, the touch signal line TL does not generate a parasitic capacitance with the data line (the parasitic capacitance approaches zero). In a comparative example, the arrangement positions of the second data line DL2 and the touch signal line TL are exchanged with each other, that is, the second data line DL2 is replaced by the touch signal line TL, and the first pixel electrode PE1 and the first The parasitic capacitance between the touch signal line TL between the two pixel electrodes PE2 and the first data line DL1 is about 2.92e- ¹⁵ . Therefore, the touch signal line TL of the touch display structure 102 according to the embodiment concept of the present disclosure can cause lower parasitic capacitance to the data line and avoid the problem of mutual interference of signals. In addition, the touch display structure 102 of the disclosed embodiment can maintain the aperture ratio.

The touch signal line TL can be electrically insulated by dielectric materials from various data lines (including the first data line DL1, the second data line DL2, the third data line DL3, and the fourth data line DL4) for controlling the liquid crystal display effect Etc.), each scan line (e.g. scan line SL, etc.), each active element (including the first active element A1, the second active element A2, the third active element A3 and the fourth active element A4, etc.) and each pixel electrode ( (The first pixel electrode PE1, the second pixel electrode PE2, the third pixel electrode PE3, the fourth pixel electrode PE4, etc.). The touch signal line TL may be substantially parallel to the data line (including the first data line DL1, the second data line DL2, the third data line DL3, the fourth data line DL4, etc.).

At least three of the first pixel P1, the second pixel P2, the third pixel P3, and the fourth pixel P4 include a red subpixel, a green subpixel, and a blue subpixel. In an embodiment, a single pixel is defined by the first pixel P1, the second pixel P2 and the third pixel P3, the first pixel P1, the second pixel P2 and the third pixel The pixel P3 may include a red sub-pixel, a green sub-pixel, and a blue sub-pixel. For example, the first pixel P1 is a green sub-pixel, the second pixel P2 is a blue sub-pixel, and the third pixel P3 is a red sub-pixel. The disclosure is not limited to this, the pixel definition and color configuration can be arbitrarily changed according to actual needs.

The light blocking element BM includes a light blocking layer BML, a first light blocking member BM1, a second light blocking member BM2, a third light blocking member BM3, and a fourth light blocking member BM4. The first light blocking member BM1 extends in the first direction D1 and is located between the first pixel electrode PE1 and the second pixel electrode PE2, and overlaps the first data line DL1 and the first data line DL1 in the vertical projection direction D3 (eg, Z direction) The second data line DL2 can be used to shield both the first data line DL1 and the second data line DL2. The second light blocking member BM2 extends in the first direction D1 and is located between the second pixel electrode PE2 and the third pixel electrode PE3, and overlaps the third data line DL3 in the vertical projection direction D3, which can be used to shield the third Information line DL3. The third light blocking member BM3 extends in the first direction D1 and is located between the third pixel electrode PE3 and the fourth pixel electrode PE4, and overlaps the touch signal line TL in the vertical projection direction D3, which can be used to shield the touch Signal line TL. The fourth light shielding member BM4 is similar to the first light shielding member BM1 for shielding two data lines (ie, the fourth data line DL4 and the fifth data line DL5). The light shielding layer BML extends in the second direction D2 and can be connected to the first light shielding member BM1, the second light shielding member BM2, the third light shielding member BM3, and the fourth light shielding member BM4. The light-shielding layer BML can shield the active elements of each sub-pixel, including, for example, the first active element A1, the second active element A2, the third active element A3, and the fourth active element A4. The dimension K (eg width) of the light shielding layer BML in the first direction D1 may be greater than or substantially equal to the dimension W1 (eg width) of the first light shielding member BM1 in the second direction D2. The light blocking element BM may include a black matrix.

Please refer to FIG. 2 and FIG. 3, in one embodiment, the size W1 (eg, width) of the first light-shielding member BM1 that shields the first data line DL1 and the second data line DL2 in the second direction D2 is greater than the shielding The dimension W2 (eg, width) of the second light blocking member BM2 of the third data line DL3 in the second direction D2. In one embodiment, the size W1 (eg, width) of the first light blocking member BM1 in the second direction D2 is greater than the size W3 (eg, width) of the third light blocking member BM3 used to shield the fourth data line DL4 in the second direction D2 (eg width). The dimension W2 of the second shade BM2 in the second direction D2 may be substantially equal to the dimension W3 of the third shade BM3 in the second direction D2. In one embodiment, the first shading member BM1 may have a uniform size W1, the second shading member may have a uniform size W2, and the third shading member may have a uniform size. However, the present disclosure is not limited to this, and the size of the shading member can be appropriately adjusted according to the range of the element to be shielded.

Referring to FIG. 3, the touch display structure 102 may include a first substrate 150, a second substrate 152, and a liquid crystal layer LC. The first substrate 150 and the second substrate 152 are oppositely arranged. The first insulating layer 154 may be disposed on the first substrate 150. The first data line DL1, the second data line DL2, the third data line DL3, and the touch signal line TL may be disposed on the first insulating layer 154. In an embodiment, the first data line DL1, the second data line DL2, the third data line DL3, and the touch signal line TL may be formed in the same conductive layer, for example, in the second metal layer (M2), and The same process can be used for simultaneous formation, so the manufacturing method is simple and the cost is low. The second insulating layer 156 may be disposed on the first insulating layer 154, the first data line DL1, the second data line DL2, the third data line DL3, and the touch signal line TL. The electrode film 158 may be disposed on the second insulating layer 156. The electrode film 158 may serve as a common electrode and be applied with a common voltage or other suitable potential, such as a floating potential or an adjustable potential. The third insulating layer 160 may be disposed on the electrode film 158. The first pixel electrode PE1, the second pixel electrode PE2, the third pixel electrode PE3 and the fourth pixel electrode PE4 may be disposed on the third insulating layer 160. The light blocking element BM, including the first light blocking member BM1, the second light blocking member BM2, and the third light blocking member BM3, may be disposed on the second substrate 152. The color filter layer includes the first color filter layer CF1 of the first pixel P1, the second color filter layer CF2 of the second pixel P2, and the third color filter layer CF3 of the third pixel P3 And the fourth color filter layer CF4 of the fourth pixel P4 can be disposed on the second substrate 152. The first color filter layer CF1 may extend onto the first light blocking member BM1. The opposite sides of the second color filter layer CF2 may respectively extend onto the first light blocking member BM1 and the second light blocking member BM2. The opposite sides of the third color filter layer CF3 may respectively extend onto the second light blocking member BM2 and the third light blocking member BM3. The fourth color filter layer CF4 may extend onto the third light blocking member BM3. In one embodiment, the liquid crystal layer LC is sandwiched between the first substrate 150 and the second substrate 152. In one embodiment, the touch display structure 102 is an in-cell touch display panel.

Please refer to FIG. 4, which illustrates a cross-sectional view of the touch display structure 102 according to an embodiment. The touch signal line TL can be electrically connected to the electrode film 158 (for example, a common electrode) through the conductive contact 170 formed in the second insulating layer 156 at an appropriate position.

In summary, although the present invention has been disclosed as above with examples, it is not intended to limit the present invention. Those with ordinary knowledge in the technical field to which the present invention belongs can make various modifications and retouching without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be deemed as defined by the scope of the attached patent application.

30‧‧‧Source 150‧‧‧First substrate 32‧‧‧Drain 152‧‧‧Second substrate 34‧‧‧Gate 154‧‧‧First insulation layer 36‧‧‧Channel layer 156‧‧‧ The second insulating layer 102 ‧‧‧ touch display structure 158 ‧ ‧ ‧ electrode film 160 ‧ ‧ ‧ third insulating layer DL5 ‧ ‧ ‧ fifth data line 170 ‧ ‧ ‧ conductive contact ES1 ‧ ‧ ‧ first electrode side A1 ‧‧‧ First active element ES2‧‧‧Second electrode side A2‧‧‧Second active element ES3‧‧‧ Third electrode side A3‧‧‧ Third active element ES4‧‧‧ Fourth electrode side A4‧‧‧The fourth active element ES5‧‧‧The fifth electrode side BM‧‧‧The shading element ES6‧‧‧The sixth electrode side BM1‧‧‧The first shading element K‧‧‧Dimension BM2‧‧‧ Two shading elements LC‧‧‧Liquid crystal layer BM3‧‧‧The third shading element P1‧‧‧The first pixel BM4‧‧‧The fourth shading element P2‧‧‧The second pixel BML‧‧‧The shading layer P3 ‧‧‧ Third pixel CF1‧‧‧ First color filter layer P4‧‧‧ Fourth pixel CF2‧‧‧Second color filter layer PE1‧‧‧First pixel electrode CF3‧‧‧ The third color filter layer PE2‧‧‧The second pixel electrode CF4‧‧‧The fourth color filter layer PE3‧‧‧The third pixel electrode D1‧‧‧The first direction PE4‧‧‧The fourth pixel electrode D2‧‧‧Second direction SL‧‧‧Scan line D3‧‧‧Vertical projection direction TL‧‧‧Touch signal line DL1‧‧‧First data line W1‧‧‧Dimension DL2‧‧‧Second data line W2 ‧‧‧ size DL3‧‧‧ third data line W3‧‧‧ size DL4‧‧‧ fourth data line

FIG. 1 is a schematic circuit diagram of a touch display structure according to an embodiment. FIG. 2 is a schematic top view of the touch display structure according to FIG. 1 in the virtual frame range. FIG. 3 is a schematic cross-sectional view of the touch display structure according to FIG. 2 along line AB. FIG. 4 is a cross-sectional view of a touch display structure according to an embodiment.

30‧‧‧Source

32‧‧‧ Jiji

34‧‧‧Gate

36‧‧‧channel layer

102‧‧‧Touch display structure

A1‧‧‧First active component

A2‧‧‧Second active component

A3‧‧‧The third active component

A4‧‧‧The fourth active component

BM‧‧‧Shading element

BM1‧‧‧The first shading piece

BM2‧‧‧Second shading

BM3‧‧‧The third shading

BM4‧‧‧The fourth shading piece

BML‧‧‧Light-shielding layer

D1‧‧‧First direction

D2‧‧‧Second direction

D3‧‧‧Vertical projection direction

DL1‧‧‧First data line

DL2‧‧‧Second data cable

DL3‧‧‧third data line

DL4‧‧‧ Fourth data line

DL5‧‧‧Fifth data line

ES1‧‧‧The side of the first electrode

ES2‧‧‧Second electrode side

ES3‧‧‧side of the third electrode

ES4‧‧‧side of the fourth electrode

ES5‧‧‧The side of the fifth electrode

ES6‧‧‧Side electrode side

K‧‧‧Size

P1‧‧‧ First pixel

P2‧‧‧ second pixel

P3‧‧‧ third pixel

P4‧‧‧The fourth pixel

PE1‧‧‧The first pixel electrode

PE2‧‧‧Second pixel electrode

PE3‧‧‧third pixel electrode

PE4‧‧‧The fourth pixel electrode

SL‧‧‧scan line

TL‧‧‧Touch signal cable

W1‧‧‧Size

W2‧‧‧Size

W3‧‧‧Size

Claims (10)

A touch display structure includes: a first pixel electrode with a first electrode side; a second pixel electrode with an opposite second electrode side and a third electrode side; third picture The pixel electrode has a fourth electrode side and a fifth electrode side opposite; the fourth pixel electrode has a sixth electrode side; a first data line; a second data line, the first data The line and the second data line are arranged between the first electrode side of the first pixel electrode and the second electrode side of the second pixel electrode; a third data line is provided in the second picture Between the third electrode side of the pixel electrode and the fourth electrode side of the third pixel electrode; and a touch signal line between the fifth electrode side of the third pixel electrode and the first Between the sides of the sixth electrode of the four-pixel electrode. The touch display structure as described in item 1 of the patent application scope, wherein the first pixel electrode, the second pixel electrode, the third pixel electrode and the fourth pixel electrode are arranged in sequence. The touch display structure as described in item 1 of the scope of the patent application further includes: a first light blocking member overlapping the first data line and the second data line in a vertical projection direction; a second light blocking member, at The third data line is overlapped in the vertical projection direction; and a third light shielding element overlaps the touch signal line in the vertical projection direction. The touch display structure as described in item 3 of the patent application scope, wherein the width of the first light-shielding member is greater than the width of the second light-shielding member, and/or the width of the third light-shielding member. The touch display structure as described in item 1 of the patent application scope includes: a first pixel including the first pixel electrode; a second pixel including the second pixel electrode; a third Secondary pixels, including the third pixel electrode; and a fourth pixel, including the fourth pixel electrode, wherein the first pixel, the second pixel, the third pixel and At least three of the fourth pixels include red subpixels, green subpixels, and blue subpixels. The touch display structure as described in item 1 of the patent application scope includes: a first pixel including the first pixel electrode and a first active element, wherein the first active element is electrically connected to the first A pixel electrode and the first data line; a second pixel including the second pixel electrode and a second active element, wherein the second active element is electrically connected to the second pixel electrode and the second Data line; a third pixel, including the third pixel electrode and a third active element, wherein the third active element is electrically connected to the third pixel electrode and the third data line. The touch display structure as described in item 1 of the patent application scope, wherein the first data line, the second data line, the third data line and the touch signal line are at the same level of the conductive layer. The touch display structure as described in item 1 of the patent application scope, wherein no touch signal line is disposed on the first electrode side of the first pixel electrode and the second electrode side of the second pixel electrode Between the sides, no touch signal line is arranged between the third electrode side of the second pixel electrode and the fourth electrode side of the third pixel electrode, and no data line is arranged on the third Between the fifth electrode side of the pixel electrode and the sixth electrode side of the fourth pixel electrode. The touch display structure as described in item 1 of the patent application scope includes: a first pixel including a first active element electrically connected to the first pixel electrode; a second pixel including electric A second active element connected to the second pixel electrode; a first shading member extending in a first direction and overlapping the first data line and the second data line in a vertical projection direction; and A light-shielding layer extending in a second direction and overlapping the first active element and the second active element in the vertical projection direction, wherein the size of the light-shielding layer in the first direction is greater than or equal to the first The size of a light blocking member in the second direction. The touch display structure as described in item 9 of the patent application range, wherein the size of the light-shielding layer in the first direction is the width of the light-shielding layer, and the size of the first light-shielding member in the second direction It is the width of the first shading member.

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