TWM605302U - Display apparatus with solar cell wirings - Google Patents

Abstract

A display apparatus with solar cell wirings including a display panel and a thin-film solar panel overlapping each other is provided. The display panel has a display region and is suitable for viewing along a viewing direction. The display panel includes a light shielding pattern layer and a plurality of display pixels. The light shielding pattern layer has a plurality of openings positioned in the display region. The display pixels are respectively overlapped with the openings, and are arranged in a plurality of pixel rows along a first direction. The thin-film solar panel includes a transparent substrate and a plurality of solar cell wirings arranged on the transparent substrate at intervals. The solar cell wirings overlap the display region, and each extend in a second direction. The second direction is neither parallel nor perpendicular to the first direction. An angle A between the viewing direction and the first direction and an angle B between the viewing direction and the second direction satisfy 20-A ≤ B ≤ 60-A or A-20 ≤ B ≤ A-60.

Description

Display device with solar cell wiring

The present invention relates to a display device, and particularly to a display device with solar cell wiring.

With the vigorous development of display technology, the application of displays has become increasingly widespread. In addition to high-standard display quality, monitors that pursue sustainable development concepts such as power saving and environmental protection are also one of the development priorities of related manufacturers. Since solar cells are an indicator technology of environmental protection and green energy, there is an increasing demand for applying solar power generation technology to wearable display devices to improve their operating endurance. In order to avoid the display quality degradation of the display panel due to the stacking of thin-film solar panels, the thin-film solar panel must have a certain degree of penetration and photoelectric conversion area in the display area of the display panel to achieve the effect of display and solar power generation at the same time.

However, most of these thin-film solar panels are provided with multiple solar cell traces arranged periodically in the display area. The overlap of these solar cell traces and the pixel array of the display panel will form a moiré pattern. In addition, in order to increase the photoelectric conversion efficiency of thin-film solar panels, most of the electrodes on the backlight side of these solar cell traces are reflective (metal) electrodes, and these reflective electrodes are prone to glare problems, resulting in a decline in overall display quality.

The present invention provides a display device with solar cell wiring, which has better display quality.

The display device with solar cell wiring created by the present invention includes a display panel and a thin-film solar panel. The thin-film solar panels are stacked on the display panel. The display panel has a display area and is suitable for viewing along the viewing direction. The display panel includes a light-shielding pattern layer and a plurality of display pixels. The light-shielding pattern layer has a plurality of openings located in the display area. A plurality of display pixels are arranged in the display area and overlap the openings respectively. These display pixels are arranged in multiple pixel rows along the first direction. The thin-film solar panel includes a light-transmitting substrate and a plurality of solar cell traces. The light-transmitting substrate has a surface facing the display panel. A plurality of solar cell traces are arranged on the surface of the transparent substrate at intervals and overlap the display area of the display panel. These solar cell traces each extend in the second direction. The second direction is neither parallel nor perpendicular to the first direction. There is an angle A between the viewing direction and the first direction. There is an angle B between the viewing direction and the second direction, and satisfies 20-A ≤ B ≤ 60-A or A-20 ≤ B ≤ A-60.

In an embodiment of the present invention, the first direction and the second direction of the above-mentioned display device with solar cell wiring have an angle C between the first direction and the second direction, and it satisfies 20 degrees ≤ |C| ≤ 60 degrees.

In an embodiment of the present invention, the multiple display pixels of the display device with solar cell traces are arranged in multiple pixel rows along the third direction, and the second direction is neither parallel nor perpendicular to the third direction. direction.

In an embodiment of the present invention, the above-mentioned thin-film solar panel of the display device with solar cell wiring further includes a peripheral part of the solar cell. The periphery of the solar cell is arranged on the transparent substrate, and is electrically connected to a plurality of solar cell wires. These solar cell traces are the same layer as the solar cell surroundings. The display panel also has a peripheral area other than the display area, and the periphery of the solar cell overlaps the peripheral area of the display panel.

In an embodiment of the present invention, the multiple solar cell traces of the display device with solar cell traces each include a first electrode layer, a second electrode layer, and a photoelectric conversion layer. The photoelectric conversion layer is provided between the first electrode layer and the second electrode layer.

In an embodiment of the present invention, the first electrode layer of the display device with solar cell wiring is located between the light-transmitting substrate and the photoelectric conversion layer, and the first electrode layer and the second electrode layer are light-transmitting electrodes. Layer and reflective electrode layer.

In an embodiment of the present invention, the material of the photoelectric conversion layer of the display device with solar cell traces includes monocrystalline silicon, polycrystalline silicon, amorphous silicon or a combination thereof.

In an embodiment of the present invention, the thin-film solar panel of the display device with solar cell traces further includes a protective layer, which is arranged between the plurality of solar cell traces, and covers the second electrode layer away from the transparent substrate. One side surface.

Based on the above, in the display device with solar cell traces according to an embodiment of the present invention, the angle A between the arrangement direction of display pixels and the viewing direction of the display panel and the extension direction of the solar cell traces and the display The angle B between the viewing directions of the panel satisfies 20-A ≤ B ≤ 60-A or A-20 ≤ B ≤ A-60, which can avoid the moiré pattern generated when the display panel and the thin-film solar panel overlap . At the same time, it can also improve the glare problem of the user's upward vision after the thin-film solar panel and the panel are laminated, and help improve the display quality of the display device with solar cell wiring.

The aforementioned and other technical content, features and effects of the creation of the new model will be clearly presented in the following detailed description of a preferred embodiment with reference to the drawings. The directional terms mentioned in the following embodiments, for example: up, down, left, right, front or back, etc., are only directions for referring to the attached drawings. Therefore, the directional terms used are used to illustrate and not to limit the creation of the new model.

FIG. 1 is an exploded schematic diagram of a display device with solar cell wiring in the first embodiment of the present invention. FIG. 2 is a schematic cross-sectional view of the thin film solar panel of FIG. 1. 3 is a schematic front view of the display device with solar cell wiring of FIG. 1. In particular, FIG. 2 corresponds to the section line I-I' and the section line II-II' of FIG. 1, and for the sake of clarity, the illustration of the protective layer 240 of FIG. 2 is omitted in FIGS. 1 and 3.

Please refer to FIGS. 1 to 3, the display device 10 with solar cell wiring includes a display panel 100 and a thin film solar panel 200. The thin film solar panels 200 are overlapped and arranged on the display panel 100. For example, the thin-film solar panel 200 can be attached to the display surface of the display panel 100 via an adhesive layer (not shown). The adhesive layer includes, for example, optically clear adhesive (OCA), water adhesive, or optically transparent resin. (Optically Clear Resin, OCR), but not limited to this.

The display panel 100 has a display area DA and a peripheral area PA other than the display area DA. The display panel 100 includes a substrate 110, a light shielding pattern layer 120, and a plurality of display pixels PX. The material of the substrate 110 includes glass, quartz, polymer materials (for example, polyimide, polycarbonate), or other suitable substrate materials. The light-shielding pattern layer 120 is disposed on the substrate 110 and has a plurality of openings 120a in the display area DA. The display pixels PX are arranged in the display area DA and overlap the openings 120a, respectively. The material of the light-shielding pattern layer 120 includes metal materials, black resin materials, or other suitable opaque materials.

The plurality of display pixels PX are respectively arranged in a plurality of pixel rows PXR and a plurality of pixel columns PXC in the direction X and the direction Y. That is, these display pixels PX are arranged in an array. In this embodiment, the display panel 100 is, for example, a liquid crystal display panel or other suitable non-self-luminous display panels. Therefore, the display device 10 with solar cell wiring may optionally include a backlight module (not shown). However, the present invention is not limited to this. According to other embodiments, the display panel 100 may also be a micro light emitting diode (micro-LED) panel, or a sub-millimeter light emitting diode (mini light emitting diode) panel. -LED) panel, or other suitable self-luminous display panel.

Furthermore, the thin film solar panel 200 includes a light-transmitting substrate 210 and a plurality of solar cell wiring lines 220. The light-transmitting substrate 210 has a surface 210s facing the display panel 100. The material of the light-transmitting substrate 210 includes glass, transparent resin (for example, polyethylene terephthalate, polyethylene naphthalate, polycarbonate, polyether, or polyimide) or other suitable transparent materials. The solar cell traces 220 are arranged at intervals on the surface 210 s of the transparent substrate 210 and overlap the display area DA of the display panel 100. More specifically, the thin-film solar panel 200 of this embodiment is a laminated thin-film solar panel, and the external ambient light is incident on the thin-film solar panel from the surface of the transparent substrate 210 without multiple solar cell traces 220. 200.

It should be noted that each of the solar cell traces 220 extends in the direction ED, and the direction ED is not parallel or perpendicular to the arrangement direction of the display pixels PX (for example, the direction X and the direction Y). In this embodiment, the display device 10 is adapted to be viewed by the user USR along a viewing direction VDa (for example, the three o'clock direction in FIG. 3). The viewing direction VDa and the direction X (that is, the multiple pixel rows PXC The arrangement direction) has an included angle Aa (for example, 90 degrees), and has an included angle Ba with the extending direction of the solar cell wiring 220. Through the included angle Aa and the included angle Ba satisfying the following relationship: 20-Aa ≤ Ba ≤ 60-Aa, the moiré pattern generated when the display panel 100 and the thin-film solar panel 200 overlap can be avoided, which is helpful to improve the solar cell The display quality of the wired display device 10.

More specifically, the included angle Ba between the extending direction of the solar cell wiring 220 and the viewing direction VDa of the display panel 100 can range from -70 degrees (ie, the included angle B2a in FIG. 3) to -30 degrees (ie, the image The included angle B1a) in 3 is, for example, -52 degrees. It should be noted that a negative value of the included angle Ba here means that the extending direction of the solar cell wiring 220 in this embodiment is obtained by rotating 52 degrees clockwise based on the viewing direction VDa. From another point of view, there is an included angle Ca between the extending direction of the solar cell wiring 220 and the direction X (that is, the arrangement direction of a plurality of pixel rows PXC), and the absolute value of the included angle Ca can range from 20 degrees to Between 60 degrees (that is, the included angle Ca satisfies 20 degrees ≤ |Ca| ≤ 60 degrees), for example, 38 degrees.

In this embodiment, the solar cell wiring 220 includes a first electrode layer E1, a second electrode layer E2, and a photoelectric conversion layer CL. The photoelectric conversion layer CL is provided between the first electrode layer E1 and the second electrode layer E2. The first electrode layer E1 is located between the light-transmitting substrate 210 and the photoelectric conversion layer CL. It is particularly noted that since the external ambient light is incident from the side of the transparent substrate 210 away from the solar cell wiring 220, the first electrode layer E1 and the second electrode layer E2 are the transparent electrode layer and the reflective electrode layer, respectively. The material of the transparent electrode layer includes metal oxides, such as indium tin oxide, indium zinc oxide, aluminum tin oxide, aluminum zinc oxide, or other suitable oxides, or a stacked layer of at least two of the foregoing. The material of the reflective electrode layer includes aluminum, silver, chromium, the above alloys, the above combinations, or other metal materials with high reflectivity.

Since the second electrode layer E2 of the solar cell wiring 220 is a reflective electrode layer, the above-mentioned included angle Aa and included angle Ba satisfy the following relationship: 20-Aa ≤ Ba ≤ 60-Aa, which can also improve the thin-film solar panel 200 and the display panel The glare problem on the user's USR viewing direction VDa after 100 is attached helps to further improve the display quality of the display device 10 with solar cell wiring.

In this embodiment, the material of the photoelectric conversion layer CL is, for example, amorphous silicon (a-Si), but it is not limited thereto. In other embodiments, the material of the photoelectric conversion layer CL can also be monocrystalline silicon, polycrystalline silicon, copper indium gallium selenide, cadmium antimonide, or a combination of the above. In detail, the photoelectric conversion layer CL includes a first extrinsic semiconductor layer 221, an intrinsic semiconductor layer 222, and a second extrinsic semiconductor layer 223. The first extrinsic semiconductor layer 221 has a first doping type, the second extrinsic semiconductor layer 223 has a second doping type, and the first doping type and the second doping type are P-type and N-type respectively. One of them. For example, in this embodiment, the first extrinsic semiconductor layer 221 may be a P-type semiconductor layer, and the second extrinsic semiconductor layer 223 may be an N-type semiconductor layer.

On the other hand, the thin-film solar panel 200 further includes a solar cell peripheral portion 230, which is disposed on the surface 210s of the transparent substrate 210 and overlaps the peripheral area PA of the display panel 100 in the normal direction of the substrate 110 (for example, direction Z) . Different from the solar cell wiring 220 located in the display area DA, the solar cell peripheral portion 230 can cover the entire peripheral area PA of the display panel 100 to increase the photoelectric conversion area of the thin film solar panel 200.

For example, in this embodiment, the solar cell surrounding portion 230 may surround a plurality of solar cell traces 220 and are electrically connected to the solar cell traces 220, but it is not limited to this. In an unillustrated embodiment, the solar cell surroundings of the thin-film solar panel may also overlap only in the peripheral area PA on one side, two sides, or three sides of the display area DA of the display panel 100.

Similar to the solar cell wiring 220, the solar cell peripheral part 230 may include a first electrode layer E1', a second electrode layer E2', and a photoelectric conversion layer CL'. The photoelectric conversion layer CL' is provided between the first electrode layer E1' and the second electrode layer E2'. The first electrode layer E1' is located between the light-transmitting substrate 210 and the photoelectric conversion layer CL'. Special attention is paid to the fact that since the external ambient light is incident from the side of the transparent substrate 210 away from the solar cell wiring 220, the first electrode layer E1' and the second electrode layer E2' are the transparent electrode layer and the reflective electrode, respectively Floor. The material of the transparent electrode layer includes metal oxides, such as indium tin oxide, indium zinc oxide, aluminum tin oxide, aluminum zinc oxide, or other suitable oxides, or a stacked layer of at least two of the foregoing. The material of the reflective electrode layer includes aluminum, silver, chromium, the above alloys, the above combinations, or other metal materials with high reflectivity.

The material of the photoelectric conversion layer CL' is, for example, amorphous silicon (a-Si), but not limited to this. In other embodiments, the material of the photoelectric conversion layer CL' can also be monocrystalline silicon, polycrystalline silicon, copper indium gallium selenide, cadmium antimonide, or a combination of the above. In detail, the photoelectric conversion layer CL' includes a first extrinsic semiconductor layer 231, an intrinsic semiconductor layer 232, and a second extrinsic semiconductor layer 233. The first extrinsic semiconductor layer 231 has a first doping type, the second extrinsic semiconductor layer 233 has a second doping type, and the first and second doping types are P-type and N-type respectively. One of them. For example, in this embodiment, the first extrinsic semiconductor layer 231 may be a P-type semiconductor layer, and the second extrinsic semiconductor layer 233 may be an N-type semiconductor layer.

From another point of view, in this embodiment, the materials of the multiple solar cell wires 220 and the solar cell surrounding parts 230 can be selectively the same. In other words, the solar cell traces 220 and the solar cell surrounding parts 230 may belong to the same film layer, but it is not limited thereto.

Furthermore, the thin-film solar panel 200 may further include a protective layer 240, which is disposed between the plurality of solar cell traces 220 and covers the surface E2s of the second electrode layer E2 away from the transparent substrate 210. The material of the protective layer 240 can be inorganic material (for example: silicon nitride, silicon dioxide or aluminum oxide), organic material (for example: pentacene, diethylene glycol dimethyl ether or polyimide), or The above combination, or other suitable light-transmitting materials. For example, when the material of the protective layer 240 is an inorganic material, it can have the ability to insulate water and oxygen and reduce leakage; when the material of the protective layer 240 is an organic material, it can have a smaller parasitic capacitance and a relatively low parasitic capacitance. Good flatness.

Other embodiments will be listed below to describe the disclosure in detail, wherein the same components will be marked with the same symbols, and the description of the same technical content will be omitted. For the omitted parts, please refer to the foregoing embodiments, and will not be repeated hereafter.

4 is a schematic front view of a display device with solar cell wiring according to a second embodiment of the invention. Please refer to FIG. 4, the difference between the display device 10A with solar cell traces of this embodiment and the display device 10 with solar cell traces of FIG. 3 is that the display device has different viewing directions suitable for being viewed by the user. In this embodiment, the display device 10A is adapted to be viewed by the user USR along a viewing direction VDb (for example, the four o'clock direction in FIG. 4), and the viewing direction VDb and the direction X (ie, the multiple The arrangement direction of the pixel rows PXC has an angle Ab (for example, 60 degrees), and an angle Bb with the extending direction of the solar cell wiring 220.

Through the included angle Ab and the included angle Bb to satisfy the following relationship: 20-Ab ≤ Bb ≤ 60-Ab, the moiré pattern generated when the display panel 100 and the thin film solar panel 200 overlap can be avoided and the thin film solar panel 200 and display can be improved The glare problem on the user's USR view VDb after the panel 100 is attached helps to improve the display quality of the display device 10A with solar cell wiring.

More specifically, the included angle Bb between the extending direction of the solar cell wiring 220 and the viewing direction VDb of the display panel 100 may be between -40 degrees (ie, the included angle B2b in FIG. 4) to 0 degrees, for example- 22 degrees. It should be noted that the negative value of the included angle Bb here means that the extending direction of the solar cell wiring 220 in this embodiment is obtained by rotating 22 degrees clockwise based on the viewing direction VDb. From another point of view, there is an included angle Cb between the extending direction of the solar cell wiring 220 and the direction X (ie, the arrangement direction of the multiple pixel rows PXC in FIG. 1), and the absolute value of the included angle Cb can be referred to It is between 20 degrees and 60 degrees (that is, the included angle Cb satisfies 20 degrees ≤ |Cb| ≤ 60 degrees), for example, 38 degrees.

Fig. 5 is a schematic front view of a display device with solar cell wiring according to a third embodiment of the present invention. Please refer to FIG. 5, the difference between the display device 10B with solar cell traces of this embodiment and the display device 10 with solar cell traces of FIG. 3 is that the display device has different viewing directions suitable for being viewed by the user. In this embodiment, the display device 10B is adapted to be viewed by the user USR along a viewing direction VDc (for example, the five o'clock direction in FIG. 5), and the viewing direction VDc and the direction X (ie, the multiple The arrangement direction of the pixel columns PXC has an angle Ac (for example, 30 degrees), and an angle Bc with the extension direction of the solar cell wiring 220.

Through the included angle Ac and the included angle Bc satisfy the following relationship: 20-Ac ≤ Bc ≤ 60-Ac, the moiré pattern generated when the display panel 100 and the thin-film solar panel 200 are overlapped can be avoided and the thin-film solar panel 200 and display can be improved The glare problem on the user's USR view VDc after the panel 100 is attached helps to improve the display quality of the display device 10B with solar cell wiring.

More specifically, the included angle Bc between the extending direction of the solar cell wiring 220 and the viewing direction VDc of the display panel 100 may range from -10 degrees (ie, the included angle B2c in FIG. 5) to 30 degrees (ie, the angle B2c in FIG. 5). The included angle B1c) is, for example, 8 degrees. It should be noted that the positive value of the included angle Bc here means that the extending direction of the solar cell wiring 220 in this embodiment is obtained by rotating 8 degrees counterclockwise based on the viewing direction VDc. From another point of view, there is an included angle Cc between the extending direction of the solar cell wiring 220 and the direction X (ie, the arrangement direction of the multiple pixel rows PXC in FIG. 1), and the absolute value of the included angle Cc can be referred to It is between 20 degrees and 60 degrees (that is, the included angle Cc satisfies 20 degrees ≤ |Cc| ≤ 60 degrees), for example, 38 degrees.

Fig. 6 is a schematic front view of a display device with solar cell wiring according to a fourth embodiment of the present invention. Please refer to FIG. 6, the difference between the display device 10C with solar cell traces of this embodiment and the display device 10 with solar cell traces of FIG. 3 is that the display device has different viewing directions suitable for being viewed by the user. In this embodiment, the display device 10C is adapted to be viewed by the user USR along a viewing direction VDd (for example, the six o'clock direction in FIG. 6), and the viewing direction VDd is parallel to the direction X (ie, the viewing direction VDd and the direction The included angle Ad between X is 0 degrees), and there is an included angle Bd with the extending direction of the solar cell wiring 220.

Through the included angle Ad and the included angle Bd satisfying the following relationship: 20-Ad ≤ Bd ≤ 60-Ad, the moiré pattern generated when the display panel 100 and the thin film solar panel 200 overlap can be avoided and the thin film solar panel 200 and display can be improved The glare problem on the user's USR view VDd after the panel 100 is attached helps to improve the display quality of the display device 10C with solar cell wiring.

More specifically, the angle Bd between the extending direction of the solar cell wiring 220 and the viewing direction VDd of the display panel 100 can range from 20 degrees (ie, the included angle B2d in FIG. 6) to 60 degrees (ie, the included angle in FIG. 6 B1d), for example, 38 degrees. It should be noted that the positive value of the included angle Bd here means that the extending direction of the solar cell wiring 220 in this embodiment is obtained by rotating 38 degrees counterclockwise based on the viewing direction VDd. From another point of view, there is an included angle Cd between the extending direction of the solar cell wiring 220 and the direction X (ie, the arrangement direction of the multiple pixel rows PXC in FIG. 1), and the absolute value of the included angle Cd can be referred to It is between 20 degrees and 60 degrees (that is, the included angle Cd satisfies 20 degrees ≤ |Cd| ≤ 60 degrees), for example, 38 degrees.

FIG. 7 is a schematic front view of a display device with solar cell wiring according to a fifth embodiment of the invention. Please refer to FIG. 7, the difference between the display device 20 with solar cell wiring of this embodiment and the display device 10 with solar cell wiring of FIG. 3 is that the display device has different viewing directions suitable for being viewed by the user. In this embodiment, the display device 20 is adapted to be viewed by the user USR along a viewing direction VDa' (for example, the nine o'clock direction in FIG. 7), and the viewing direction VDa' and the direction X (ie, the direction X in FIG. 1 The arrangement direction of the plurality of pixel rows PXC has an included angle Aa′ (for example, 90 degrees), and an included angle Ba′ with the extending direction of the solar cell wiring 220A.

Through the included angle Aa' and the included angle Ba' satisfy the following relationship: Aa'-20 ≤ Ba' ≤ Aa'-60, the moiré pattern generated when the display panel 100 and the thin-film solar panel 200A overlap can be avoided and the film can be improved After the solar panel 200A is attached to the display panel 100, the glare problem on the user's USR viewing direction VDa' helps to improve the display quality of the display device 20 with solar cell wiring.

More specifically, the angle Ba' between the extension direction of the solar cell wiring 220A (ie, the direction ED') and the viewing direction VDa' of the display panel 100 can be between 30 degrees (ie, the angle B1a' in FIG. 7) to Between 70 degrees (that is, the included angle B2a' in FIG. 7), for example, 52 degrees. It should be noted that the positive value of the included angle Ba' here means that the extension direction of the solar cell wiring 220A in this embodiment is obtained by rotating 52 degrees counterclockwise based on the viewing direction VDa'. From another point of view, the extending direction of the solar cell wiring 220A and the direction X (ie, the arrangement direction of the multiple pixel rows PXC in FIG. 1) have an included angle Ca', and the absolute value of the included angle Ca' It can be between 20 degrees and 60 degrees (that is, the included angle Ca' satisfies 20 degrees ≤ |Ca'| ≤ 60 degrees), for example, 38 degrees.

In summary, in the display device with solar cell traces in an embodiment of the present invention, the angle A between the arrangement direction of display pixels and the viewing direction of the display panel and the extension direction of the solar cell traces The angle B between the viewing direction of the display panel and the display panel satisfies 20-A ≤ B ≤ 60-A or A-20 ≤ B ≤ A-60, which can avoid the moiré generated when the display panel and the thin-film solar panel overlap. pattern). At the same time, it can also improve the glare problem of the user's upward vision after the thin-film solar panel and the panel are laminated, and help improve the display quality of the display device with solar cell wiring.

10, 10A, 10B, 10C, 20: display device with solar cell wiring 100: display panel 110: substrate 120: shading pattern layer 120a: opening 200, 200A: thin film solar panels 210: Transparent substrate 210s, E2s: surface 220, 220A: solar cell wiring 221, 231: The first extrinsic semiconductor layer 222, 232: intrinsic semiconductor layer 223, 233: second extrinsic semiconductor layer 230: Around the solar cell 240: protective layer Aa, Ba, B1a, B2a, Ca, Ab, Bb, B2b, Cb, Ac, Bc, B1c, B2c, Cc, Ad, Bd, B1d, B2d, Cd, Aa', Ba', B1a', B2a', Ca': included angle CL, CL’: photoelectric conversion layer DA: display area ED, ED’, X, Y, Z: direction E1, E1’: First electrode layer E2, E2’: second electrode layer PA: Surrounding area PX: display pixels PXC: Pixel column PXR: pixel row USR: User VDa, VDa’, VDb, VDc, VDd: direction of view I-I’, II-II’: Sectional line

FIG. 1 is an exploded schematic diagram of a display device with solar cell wiring in the first embodiment of the present invention. FIG. 2 is a schematic cross-sectional view of the thin film solar panel of FIG. 1. 3 is a schematic front view of the display device with solar cell wiring of FIG. 1. 4 is a schematic front view of a display device with solar cell wiring according to a second embodiment of the invention. Fig. 5 is a schematic front view of a display device with solar cell wiring according to a third embodiment of the present invention. Fig. 6 is a schematic front view of a display device with solar cell wiring according to a fourth embodiment of the present invention. FIG. 7 is a schematic front view of a display device with solar cell wiring according to a fifth embodiment of the invention.

10: Display device with solar cell wiring

100: display panel

110: substrate

200: Thin film solar panel

210: Transparent substrate

220: Solar cell wiring

230: Around the solar cell

Aa, Ba, B1a, B2a, Ca: included angle

DA: display area

ED, X, Y, Z: direction

PA: Surrounding area

PX: display pixels

USR: User

VDa: direction of view

Claims (8)

A display device with solar cell wiring, including: A display panel having a display area and suitable for being viewed along a viewing direction, the display panel including: A light-shielding pattern layer having a plurality of openings in the display area; and A plurality of display pixels are arranged in the display area and overlap the openings respectively, and the display pixels are arranged in a plurality of pixel rows along a first direction; and A thin-film solar panel is overlapped on the display panel and includes: A transparent substrate having a surface facing the display panel; and A plurality of solar cell traces are arranged at intervals on the surface of the transparent substrate and overlap the display area of the display panel. Each of the solar cell traces extends in a second direction. Parallel and not perpendicular to the first direction, wherein there is an angle A between the viewing direction and the first direction, and an angle B between the viewing direction and the second direction, and satisfies 20-A ≤ B ≤ 60 -A or A-20 ≤ B ≤ A-60. The display device with solar cell wiring according to claim 1, wherein there is an included angle C between the first direction and the second direction, and satisfies 20 degrees ≤ |C| ≤ 60 degrees. The display device with solar cell wiring according to claim 1, wherein the display pixels are arranged in a plurality of pixel rows along a third direction, and the second direction is neither parallel nor perpendicular to the third direction. direction. The display device with solar cell wiring according to claim 1, wherein the thin film solar panel further includes: A solar cell peripheral part is arranged on the transparent substrate and electrically connected to the solar cell traces. The solar cell traces and the solar cell peripheral part are in the same film layer, and the display panel also has the display A peripheral area outside the area, and the solar cell peripheral part overlaps the peripheral area of the display panel. The display device with solar cell wiring according to claim 1, wherein each of the solar cell wiring includes: A first electrode layer and a second electrode layer; and A photoelectric conversion layer is arranged between the first electrode layer and the second electrode layer. The display device with solar cell wiring according to claim 5, wherein the first electrode layer is located between the transparent substrate and the photoelectric conversion layer, and the first electrode layer and the second electrode layer are transparent The photoelectrode layer and the reflective electrode layer. The display device with solar cell wiring according to claim 5, wherein the material of the photoelectric conversion layer includes monocrystalline silicon, polycrystalline silicon, amorphous silicon or a combination thereof. The display device with solar cell wiring according to claim 5, wherein the thin film solar panel further includes: A protective layer is arranged between the solar cell wires and covers the side surface of the second electrode layer away from the transparent substrate.

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