TWI790565B - Transparent display - Google Patents

Abstract

A transparent display includes a first transparent substrate, pixel structures, first electrodes, and second electrodes. The pixel structures are located on the first transparent substrate. Each pixel structure includes light-emitting elements. A pitch of adjacent light emitting elements in each pixel structure is 0.17mm to 0.34 mm. A pitch of adjacent pixel structures is 3.4mm to 15.4mm. The first electrodes and the second electrodes are electrically connected to the pixel structures.

Description

transparent display

The present invention relates to a transparent display, and in particular to a transparent display suitable for the rear windshield of a transportation device.

In some existing transportation devices, such as public transportation devices such as buses and taxis, displays are often installed on the rear windshield to display driving information (such as "turning", "reversing", "turning left") , "turn right" and other information) to the driver of the vehicle behind. However, if the general display is installed on the rear windshield of the front car, it will block the rear view of the driver of the front car, causing the driver of the front car to fail to see or clearly see the rear driving situation, seriously affecting driving safety.

The invention provides a transparent display, which can improve the problem that the display device blocks the driver's sight.

The invention provides a transparent display suitable for the rear windshield of a transportation device, which can solve the problem that the display device on the rear windshield blocks the driver's sight line of the transportation device.

At least one embodiment of the present invention provides a transparent display. The transparent display includes a first transparent substrate, a plurality of pixel structures, a plurality of first electrodes and a plurality of second electrodes. Multiple pixel structures are located on the first transparent substrate. Each pixel structure includes a plurality of light emitting elements. The distance between adjacent light-emitting elements in each pixel structure is 0.17mm to 0.34mm. The distance between adjacent pixel structures is 3.4 to 15.4mm. The first electrode and the second electrode are electrically connected to the pixel structure.

At least one embodiment of the present invention provides a transparent display suitable for a rear windshield of a transportation device, including a first transparent substrate, a plurality of pixel structures, a plurality of first electrodes and a plurality of second electrodes. The pixel structure is located on the first transparent substrate. Each pixel structure includes a plurality of light emitting elements. The distance between adjacent light-emitting elements in each pixel structure is 0.17mm to 0.34mm. The distance between adjacent pixel structures is 3.4 mm to 15.4 mm. The first electrode and the second electrode are electrically connected to the pixel structure. The sum of the line-of-sight distance between the first driver in the front vehicle and the interior rearview mirror and the distance from the interior rearview mirror to the first transparent substrate is about 2 meters to 3 meters. The line-of-sight distance between the first transparent substrate and the second driver of the rear vehicle is about 20 meters to 90 meters.

10, 20, 30, 40, 50, 60, 70, 80: transparent display

100: the first transparent substrate

110: first electrode

112, 122: main body

116, 126: branch

120: second electrode

124: Extension

200: second transparent substrate

300: Receiver

400: controller

A1, A2, B1: Distance

C1: front car

C2: rear car

DR1: first direction

DR2: Second direction

ED: Self-illuminating light-emitting element

IL: insulating layer

L: light emitting element

PX: pixel structure

RL: shading layer

RM1: interior rearview mirror

P1: the first driver

P2: Second driver

X, Y: Spacing

W1, W2, W3: Width

FIG. 1 is a schematic cross-sectional view of a transparent display disposed on a transportation device according to an embodiment of the present invention.

FIG. 2A is a schematic top view of a transparent display according to an embodiment of the present invention.

FIG. 2B is a schematic perspective view of a transparent display according to an embodiment of the present invention.

FIG. 2C is a schematic cross-sectional view of a transparent display according to an embodiment of the invention.

FIG. 3 is a schematic diagram of a line-of-sight distance and the shortest distance between two points that can be distinguished by human eyes according to an embodiment of the present invention.

FIG. 4 is a circuit diagram corresponding to a self-illuminating light-emitting element according to an embodiment of the present invention.

FIG. 5 is a circuit diagram corresponding to a self-luminous light-emitting element according to an embodiment of the present invention.

FIG. 6 is a schematic top view of a transparent display according to an embodiment of the present invention.

FIG. 7 is a schematic perspective view of a transparent display according to an embodiment of the present invention.

FIG. 8 is a schematic perspective view of a transparent display according to an embodiment of the present invention.

FIG. 9 is a schematic perspective view of a transparent display according to an embodiment of the present invention.

FIG. 10 is a schematic perspective view of a transparent display according to an embodiment of the present invention.

FIG. 11 is a schematic perspective view of a transparent display according to an embodiment of the present invention.

FIG. 12 is a schematic top view of a transparent display according to an embodiment of the present invention.

FIG. 1 is a schematic cross-sectional view of a transparent display disposed on a transportation device according to an embodiment of the present invention. FIG. 2A is a schematic top view of a transparent display according to an embodiment of the present invention, wherein the second electrode is omitted in FIG. 2A . FIG. 2B is an exploded perspective view of a transparent display according to an embodiment of the present invention, wherein FIG. 2B only depicts a partial area of the transparent display. Fig. 2C is a schematic cross-sectional view of a transparent display according to an embodiment of the present invention, wherein Fig. 2C corresponds to the position of line a-a' in Fig. 2B.

Please refer to Fig. 1, in this embodiment, two transportation devices travel forward and backward. For example, the rear vehicle C2 is traveling behind the front vehicle C1. The front car C1 and the rear car C2 can be any form of transportation devices, such as buses, taxis, general passenger cars, vans, etc.

The transparent display 10 is, for example, disposed on the rear windshield of the front vehicle C1. The sum of the line-of-sight distance A1 between the first driver P1 in the front vehicle C1 and the interior rearview mirror RM1 and the distance A2 from the interior rearview mirror RM1 to the transparent display 10 is about 2 to 3 meters. The line-of-sight distance B1 between the transparent display 10 and the second driver P2 of the rear car C2 is about 20 meters to 90 meters.

Please refer to FIG. 2A to FIG. 2C , the transparent display 10 includes a first transparent substrate 100 , a plurality of pixel structures PX, a plurality of first electrodes 110 and a plurality of second electrodes 120 . In this embodiment, the transparent display 10 further includes a second transparent substrate 200 . second pass The bright substrate 200 is disposed relative to the first transparent substrate 100 .

The pixel structure PX is located on the first transparent substrate 100 . In this embodiment, the pixel structure PX is arrayed on the first transparent substrate 100 . For example, the pixel structures PX are arranged along the first direction DR1 and the second direction DR2.

According to the following formula 1, the line-of-sight distance d (or visual distance) and the shortest distance h between two points that can be distinguished by the human eye can be calculated, as shown in Fig. 3 .

Please refer to FIG. 1 and FIG. 2A , the line-of-sight distance B1 between the first transparent substrate 100 and the second driver P2 of the rear car C2 is about 20 meters to 90 meters. When the line-of-sight distance B1 is 20 meters to 90 meters, the shortest distance between the two points that the second driver P2 can recognize on the transparent display 10 is about 3.4 mm to 15.4 mm according to the formula 1 calculation. Based on this, in this embodiment, the distance X between adjacent pixel structures PX is 3.4 mm to 15.4 mm, so that the second driver P2 can recognize the information screen displayed by the pixel structures PX. In this embodiment, the distance X between adjacent pixel structures PX represents the relationship between two adjacent pixel structures PX (including adjacent pixel structures PX in the first direction DR1 and in the second direction DR2 ). The distance between the centers of . In this embodiment, the width W1 (including the width in the first direction DR1 and the width in the second direction DR2 ) of each pixel structure PX is half of the pitch X, that is, the width W1 is 1.7 mm to 7.7 mm. In some embodiments, in order to improve the visual recognition of the second driver P2, the width W1 of each pixel structure PX is equal to or greater than the distance X half of , but the width W1 does not exceed the spacing X. In this embodiment, the width of each pixel structure PX in the first direction DR1 and the width in the second direction DR2 are the same, but the present invention is not limited thereto. In other variations, each pixel The width of the structure PX in the first direction DR1 and the width in the second direction DR2 are different.

Please continue to refer to FIG. 1 and FIG. 2A, the sum of the line-of-sight distance A1 between the first driver P1 of the front car C1 and the interior rearview mirror RM1 and the distance A2 from the interior rearview mirror RM1 to the first transparent substrate 100 About 2 meters to 3 meters. When the sum of the line-of-sight distance A1 and the distance A2 is 2 meters to 3 meters, the shortest distance between the two points that the first driver P1 can recognize on the transparent display 10 is about 0.34 mm to 0.51 mm according to the calculation of formula 1 . In other words, the first driver P1 cannot recognize two points on the transparent display 10 whose distance is less than 0.34 mm. Based on this, in this embodiment, each pixel structure PX includes a plurality of light-emitting elements L, and the distance Y between adjacent light-emitting elements L in each pixel structure PX is less than 0.34 mm, so that the first driver P1 cannot recognize the picture. The information screen displayed by the pixel structure PX, and the pixel structure PX will not obstruct the line of sight of the first driver P1. In this embodiment, in order to make the light-emitting elements L have sufficient size and light-emitting area, the distance Y between adjacent light-emitting elements L is greater than 0.17 mm. Based on the foregoing, the distance Y between the light emitting elements L of this embodiment is 0.17 mm to 0.34 mm.

In this embodiment, the distance Y between adjacent light emitting elements L represents the distance between the centers of two adjacent light emitting elements L (including adjacent light emitting elements L in the first direction DR1 and in the second direction DR2). The distance between (gap). In this embodiment, the distance between adjacent light-emitting elements L in the first direction DR1 and the distance between the centers of each other in the second direction DR2 are the same, but the present invention is not limited thereto. In other variations, the distance between adjacent light emitting elements L in the first direction DR1 and the distance between their centers in the second direction DR2 are different. In this embodiment, the width W2 (including the width in the first direction DR1 and the width in the second direction DR2 ) of each light emitting element L is half of the pitch Y, that is, the width W2 is 0.085 mm to 0.17 mm. In some embodiments, in order not to affect the line of sight of the first driver P1, the width W2 of each light emitting element L is equal to or less than half of the distance Y, but the width W2 is not less than a quarter of the distance Y, so as not to affect the display brightness .

The shape of the light emitting element L vertically projected on the first transparent substrate 100 is a circle, a rectangle, a hexagon or other geometric figures.

Please refer to FIG. 2A , FIG. 2B and FIG. 2C , in this embodiment, the first electrode 110 is formed on the first transparent substrate 100 , and the second electrode 120 is formed on the second transparent substrate 200 . The material of the first electrode 110 and the second electrode 120 includes a transparent conductive material. The first electrode 110 and the second electrode 120 are electrically connected to the pixel structure PX. For example, the first electrode 110 and/or the second electrode 120 is formed between the first transparent substrate 100 and the second transparent substrate 200 , but the present invention is not limited thereto.

In this embodiment, the first electrodes 110 extend along the first direction DR1, and the second electrodes 120 extend along the second direction DR2. The pixel structures PX are arranged in a rectangular array, and the light-emitting elements L in the pixel structures PX located in the same column (located in the first direction DR1) are electrically connected to the same first electrode 110 and located in the same row (located in the second direction DR1). The light emitting elements L in the pixel structure PX above DR2 are electrically connected to the same second electrode 120 .

In this embodiment, please refer to FIG. 2C, each light-emitting element L includes a light-shielding layer RL and self-luminous light-emitting element ED. In this embodiment, the width W2 and spacing Y of the light-emitting element L are defined by the light-shielding layer RL, for example, and the width W2 and spacing Y of the light-emitting element L are the width W2 and spacing Y of the light-shielding layer RL. The distance Y between adjacent light shielding layers RL is 0.17 mm to 0.34 mm, and the width W2 of the light shielding layers RL is half of the distance Y between adjacent light shielding layers RL, that is, 0.085 mm to 0.17 mm. In this embodiment, since the distance Y between adjacent light-shielding layers RL is 0.17 mm to 0.34 mm, it is possible to prevent the light-shielding layers RL from affecting the sight line of the first driver P1. In some embodiments, the light-shielding layer RL includes a light-reflecting material, such as aluminum, silver, titanium, molybdenum, etc. or a composite of the above materials. The light-shielding layer RL can prevent the information screen or light displayed by the self-illuminating light-emitting element ED from affecting the first driver P1.

The self-luminous light emitting element ED is provided on the light shielding layer RL. The width W3 of the self-luminous light emitting element ED may be equal to or smaller than the width W2 of the light shielding layer RL. The pitch Y of the self-luminous light-emitting elements ED is equal to the pitch Y of the light-shielding layer RL. In this embodiment, the self-luminous light-emitting element ED is, for example, an organic light-emitting diode, an inorganic light-emitting diode (such as mini LED or micro LED), or other electroluminescent elements. The light-shielding layer RL is closer to the first driver P1 than the self-illuminating light-emitting element ED, thereby preventing the light emitted by the self-illuminating light-emitting element ED from affecting the sight line of the first driver P1.

In this embodiment, the circuit diagram corresponding to each self-luminous light-emitting element ED can be seen in FIG. 4, wherein the number of self-luminous light-emitting elements ED in FIG. For example, PX includes three self-illuminating light-emitting elements ED. In this embodiment, the transparent display 10 is a passively driven display. For example, multiple self-illuminating light-emitting elements in each pixel structure PX The cathodes of the EDs are directly connected to the same first electrode 110 , and the anodes of the plurality of self-luminous light-emitting elements ED in each pixel structure PX are directly connected to the same second electrode 120 . In other embodiments, the anodes of the multiple self-luminous light-emitting elements ED in each pixel structure PX are directly connected to the same first electrode 110, and the multiple self-luminous light-emitting elements in each pixel structure PX The cathode of the ED is directly connected to the same second electrode 120 . In this embodiment, a single pixel structure PX includes a plurality of self-illuminating light-emitting elements ED connected in parallel, but the present invention is not limited thereto. In other embodiments, a single pixel structure PX includes a plurality of self-luminous light-emitting elements ED connected in series (or partly in series and another part in parallel).

In this embodiment, a plurality of self-luminous light-emitting elements ED in each pixel structure PX can be turned on and turned off at the same time. The self-illuminating light-emitting elements ED in each pixel structure PX can emit light of the same color or different colors, depending on the material of the self-illuminating light-emitting elements ED. In some embodiments, the color of the light emitted by the pixel structure PX can be adjusted according to requirements. For example, the transparent display 10 includes a pixel structure PX capable of emitting red light (ie, a red sub-pixel), a pixel structure PX capable of emitting green light (ie, a green sub-pixel), and a pixel structure PX capable of emitting blue light. (that is, blue sub-pixels), multiple pixel structures PX that emit light of different colors together form a color picture. In some embodiments, one of the cathodes and anodes of the pixel structures PX of different colors may be connected to each other, and the other of the cathodes and the anodes are respectively electrically connected to different signal lines, wherein FIG. 4 from The number of light-emitting light-emitting elements ED is only for illustration, and the present invention does not limit the number of self-luminous light-emitting light-emitting elements ED of a single pixel structure PX.

In other embodiments, the circuit diagram corresponding to each self-luminous light-emitting element ED can be seen in FIG. 5. As shown in FIG. 5, each pixel structure may also include a switch circuit composed of one or more active elements T and capacitors C SC, and the transparent display may further include a third electrode 130 and a fourth electrode 140 . The positions of the first electrode 110 , the second electrode 120 , the third electrode 130 , the fourth electrode 140 , the active element T and the capacitor C in the transparent display can be adjusted according to actual requirements. In the embodiment of FIG. 5, the transparent display is an actively driven display. In some embodiments, multiple self-luminous light-emitting elements ED in the same pixel structure share the same switch circuit SC or multiple self-luminous light-emitting elements ED in the same pixel structure use different switch circuits SC . The active element T can be a PMOS transistor or an NMOS transistor.

In this embodiment, a single pixel structure PX includes a plurality of self-illuminating light-emitting elements ED connected in parallel, but the present invention is not limited thereto. In other embodiments, a single pixel structure PX includes a plurality of self-luminous light-emitting elements ED connected in series (or partly in series and another part in parallel). In other embodiments, a single pixel structure PX includes self-illuminating light-emitting elements ED of different colors that can be switched on and off independently (or brightness can be controlled independently). For example, the single pixel structure PX includes a plurality of switch circuits SC corresponding to the self-luminous light-emitting elements ED of different colors, so that the single pixel structure PX is a color pixel.

FIG. 6 is a schematic top view of a transparent display according to an embodiment of the present invention.

It must be noted here that the embodiment in FIG. 6 follows the component numbers and part of the content of the embodiment in FIGS. 2A to 2C , wherein the same or similar numbers are used The same or similar elements are shown, and descriptions of the same technical contents are omitted. For the description of the omitted part, reference may be made to the foregoing embodiments, and details are not repeated here.

The difference between the transparent display 20 in FIG. 6 and the transparent display 10 in FIGS. 2A to 2C is that the first electrodes 110 and the second electrodes 120 of the transparent display 20 are formed on the first transparent substrate 100 .

Please refer to FIG. 6 , in this embodiment, the first electrode 110 and the second electrode 120 are formed on the first transparent substrate 100 , and a plurality of insulating layers IL are sandwiched between the first electrode 110 and the second electrode 120 .

In this embodiment, the first electrode 110 and the second electrode 120 are electrically connected to the pixel structure PX.

In this embodiment, both the first electrode 110 and the second electrode 120 are comb electrodes. The first electrode 110 includes a trunk portion 112 and a branch portion 116 , wherein the branch portion 116 is connected to one side of the trunk portion 112 . In this embodiment, the main portion 112 of the first electrode 110 extends along the first direction DR1 , and the branch portion 116 extends along the second direction DR2 .

The second electrode 120 includes a trunk portion 122 , an extension portion 124 and a branch portion 126 , wherein the extension portion 124 connects to one side of the trunk portion 122 , and the branch portion 126 connects to one side of the extension portion 124 . In this embodiment, the main portion 122 of the second electrode 120 extends along the second direction DR2 , the extension portion 124 extends along the first direction DR1 , and the branch portion 126 extends along the second direction DR2 .

The insulating layer IL is located between the trunk portion 112 of the first electrode 110 and the trunk portion 122 of the second electrode 120 . The branch portion 116 of the first electrode 110 and the second electrode 120 The branch portions 126 are arranged in a staggered manner, and each light emitting element L is electrically connected to a corresponding branch portion 116 and a corresponding branch portion 126 .

In this embodiment, a plurality of light emitting elements L are connected in parallel, but the present invention is not limited thereto. In other embodiments, a plurality of light emitting elements L are connected in series. In other embodiments, some of the light emitting elements L are connected in series, and another part of the light emitting elements L are connected in parallel.

In some embodiments, a switch circuit and other electrodes (as shown in FIG. 5 ) are further disposed on the first transparent substrate 100 , so that the transparent display 20 becomes an actively driven display, but the present invention is not limited thereto.

FIG. 7 is a schematic perspective view of a transparent display according to an embodiment of the present invention.

It must be noted here that the embodiment in FIG. 7 follows the component numbers and partial contents of the embodiment in FIGS. 2A to 2C , wherein the same or similar symbols are used to indicate the same or similar components, and the same technical content illustrate. For the description of the omitted part, reference may be made to the foregoing embodiments, and details are not repeated here.

The difference between the transparent display 30 in FIG. 7 and the transparent display 10 in FIG. 2B is that the shape of the light-emitting element L projected vertically on the first transparent substrate 100 in each pixel structure PX of the transparent display 30 is circular. For example, the light-shielding layer RL of the light-emitting element L is circular and/or the self-luminous light-emitting element ED of the light-emitting element L is circular.

FIG. 8 is a schematic perspective view of a transparent display according to an embodiment of the present invention.

It must be noted here that the embodiment of FIG. 8 follows the Component numbers and partial contents of the embodiments, wherein the same or similar numbers are used to denote the same or similar components, and the description of the same technical content is omitted. For the description of the omitted part, reference may be made to the foregoing embodiments, and details are not repeated here.

The difference between the transparent display 40 in FIG. 8 and the transparent display 10 in FIG. 2B is that the shape of the light-emitting element L in each pixel structure PX of the transparent display 40 vertically projected on the first transparent substrate 100 is a hexagon. For example, the light-shielding layer RL of the light-emitting element L is hexagonal and/or the self-luminous light-emitting element ED of the light-emitting element L is hexagonal.

FIG. 9 is a schematic perspective view of a transparent display according to an embodiment of the present invention.

It must be noted here that the embodiment in FIG. 9 follows the component numbers and partial contents of the embodiment in FIG. 2A to FIG. illustrate. For the description of the omitted part, reference may be made to the foregoing embodiments, and details are not repeated here.

The difference between the transparent display 50 in FIG. 9 and the transparent display 10 in FIG. 2B lies in that at least part of the light emitting elements L in the pixel structure PX of the transparent display 50 are arranged in a dislocation rectangular array. For example, the light emitting elements L are distributed in a radial distribution, and it can also be said that the light emitting elements L are arranged in a concentric circle array.

FIG. 10 is a schematic perspective view of a transparent display according to an embodiment of the present invention.

It must be noted here that the embodiment in FIG. 10 follows the element numbers and part of the content of the embodiment in FIG. similar components, and descriptions of the same technical contents are omitted. For the description of the omitted part, reference may be made to the foregoing embodiments, and details are not repeated here.

The difference between the transparent display 60 in FIG. 10 and the transparent display 30 in FIG. 7 lies in that at least part of the light emitting elements L in the pixel structure PX of the transparent display 60 are arranged in a dislocated circular array. For example, the light emitting elements L are distributed in a radial distribution, and it can also be said that the light emitting elements L are arranged in a concentric circle array.

FIG. 11 is a schematic perspective view of a transparent display according to an embodiment of the present invention.

It must be noted here that the embodiment in FIG. 11 follows the component numbers and parts of the content in the embodiment in FIG. 8 , wherein the same or similar numbers are used to denote the same or similar components, and the description of the same technical content is omitted. For the description of the omitted part, reference may be made to the foregoing embodiments, and details are not repeated here.

The difference between the transparent display 70 in FIG. 11 and the transparent display 40 in FIG. 8 lies in that at least part of the light emitting elements L in the pixel structure PX of the transparent display 70 are arranged in a dislocated circular array. For example, the distribution of the light emitting elements L is radial distribution, for example, some of the light emitting elements L are arranged along the second direction DR2, and another part of the light emitting elements L are arranged along the first direction DR1, and the light emitting elements L are arranged along the second direction DR1. L presents a dislocation arrangement.

FIG. 12 is a schematic top view of a transparent display according to an embodiment of the present invention.

It must be noted here that the embodiment in FIG. 12 follows the element numbers and parts of the embodiments in FIGS. 2A to 2C , wherein the same or similar numbers are used to Denotes the same or similar elements, and descriptions of the same technical contents are omitted. For the description of the omitted part, reference may be made to the foregoing embodiments, and details are not repeated here.

The difference between the transparent display 80 in FIG. 12 and the transparent display 10 in FIG. 2A is that the transparent display 80 further includes a receiver 300 .

The receiver 300 is disposed on the first transparent substrate 100 and is adapted to be mated with the controller 400 . The receiver 300 is electrically connected to the pixel structure PX. For example, the receiver 300 is electrically connected to the pixel structure PX through the first electrode 110 , the second electrode (not shown in FIG. 12 ) and/or other electrodes (not shown in FIG. 12 ).

The receiver 300 is, for example, an antenna receiver, an infrared receiver, a bluetooth receiver or a microwave receiver. In some embodiments, the receiver 300 includes, for example, an opaque conductive material (such as a metal material), and is disposed on a non-display area (or frame area) of the transparent display 80 . In some embodiments, the receiver 300 includes, for example, a transparent conductive material, and is disposed on a display area or a non-display area of the transparent display 80 .

The controller 400 is, for example, a mobile phone, a remote controller or other remote control devices. The controller 400 transmits information to the transparent display 80 through wireless means (such as wireless transmission protocols such as WiFi and BlueTooth). In some embodiments, the message to be displayed is pre-set in the controller 400, and then the controller 400 is operated by means of virtual buttons or voice recognition, and the message to be displayed is transmitted to the receiver of the transparent display 80 in a wireless manner. 300.

10:Transparent display

100: the first transparent substrate

110: first electrode

DR1: first direction

DR2: Second direction

L: light emitting element

PX: pixel structure

X, Y: Spacing

W1, W2: Width

Claims (9)

A transparent display suitable for the rear windshield of a transportation device, wherein the line-of-sight distance between a first driver of a vehicle in front and an interior rearview mirror is the difference between the distance from the interior rearview mirror to the transparent display and about 2 meters to 3 meters, the line-of-sight distance between the transparent display and a second driver of a rear vehicle is about 20 meters to 90 meters, wherein the rear windshield is located at the first driver Between the driver and the second driver, the transparent display includes: a first transparent substrate; a plurality of pixel structures located on the first transparent substrate, wherein each of the pixel structures includes a plurality of light-emitting elements, and each of the The distance between adjacent light-emitting elements in the pixel structure is 0.17mm to 0.34mm, and the distance between adjacent pixel structures is 3.4mm to 15.4mm, so that the first driver cannot recognize the pictures The information screen displayed by the pixel structure and the second driver can recognize the information screen displayed by the pixel structure; a plurality of first electrodes electrically connected to the pixel structures; and a plurality of second electrodes , electrically connected to the pixel structures. The transparent display applicable to the windshield behind the transportation device as described in claim 1 further includes: a second transparent substrate, which is arranged opposite to the first transparent substrate, wherein the first electrodes are formed on the first transparent substrate and the second electrodes are formed on the second transparent substrate. The transparent display applicable to the windshield behind the transportation device as described in claim 1, wherein the first electrodes and the second electrodes are formed on the first transparent substrate, and the first electrodes and the second electrodes are Multiple insulating layers are sandwiched between the two electrodes. The transparent display suitable for the windshield behind the transportation device as described in claim 1, wherein: the pixel structures are arranged in a rectangular array, and the light-emitting elements in the pixel structures in the same row are electrically connected to The same first electrode, and the light emitting elements in the pixel structures in the same row are electrically connected to the same second electrode. According to claim 1, the transparent display suitable for the windshield behind the transportation device, wherein at least some of the light-emitting elements in each pixel structure are arranged in a misplaced rectangular array. According to claim 1, the transparent display suitable for the windshield behind the transportation device, wherein the light-emitting elements in each pixel structure are arranged in a concentric circle array. According to claim 1, the transparent display suitable for the windshield behind the transportation device, wherein the shape of the vertical projection of the light-emitting elements on the first transparent substrate is circular, rectangular or hexagonal. The transparent display applicable to the rear windshield of the transportation device as described in claim 1, further comprising: a receiver, arranged on the first transparent substrate, suitable for interfacing with a control receiver, wherein the receiver is an antenna receiver, an infrared receiver, a bluetooth receiver or a microwave receiver. The transparent display suitable for the windshield behind the transportation device as described in claim 1, wherein the material of the first electrodes and the second electrodes includes transparent conductive materials, and the light-emitting elements include self-luminous light-emitting elements .

Images