TWI798019B - Display device - Google Patents

Abstract

A display device has a display area and a situation area adjacent to the display area, and includes a display panel, a display light source layer, a situation light source layer, a first polarizer, a second polarizer and a patterned compensation layer. The display light source layer and the situation light source layer are disposed at one side of the display panel. The display light source layer is disposed in the display area, and the situation light source layer is disposed in the situation area. The first polarizer is disposed between the display light source layer and the display panel as well as the situation light source layer and the display panel. The display panel is disposed between the second polarizer and the first polarizer. The patterned compensation layer is disposed between the second polarizer and the first polarizer, and includes a view-angle compensation film and a phase compensation film, wherein the view-angle compensation film is disposed in the display area and has a first phase delay, the phase compensation film is disposed in the situation area and has a second phase delay, and the first phase delay is not equal to the second phase delay.

Description

display device

The present invention relates to an optoelectronic device, and more particularly to a display device.

With the development of digital technology and related hardware and software, immersive experience has successfully attracted the favor of many users. For example, a motorhome immerses the user in creating an ambience in the interior of the vehicle by setting up ambient light zones around its display screen.

However, existing liquid crystal displays have dark areas in the ambient light area. The reason for this is that in order to avoid the shrinkage of the polarizer in a high temperature environment, the size of the polarizer needs to be larger than the display area of the screen, causing the polarizer to extend to the ambient light area. , because the display mode of the situation light area is different from that of the display area, resulting in a dark area in the situation light area, thus destroying the visual effect of the situation area.

The invention provides a display device capable of improving the visual effect of a situation area.

An embodiment of the present invention proposes a display device, which has an adjacent display area and a context area, and includes: a display panel; a display light source layer and a context light source layer, located on one side of the display panel, and the display light source layer is located in the display area, The ambient light source layer is located in the ambient area; the first polarizer is located between the display light source layer and the display panel and between the ambient light source layer and the display panel; the second polarizer, wherein the display panel is located between the second polarizer and the first polarizer and a patterned compensation layer, located between the second polarizer and the first polarizer, and comprising a first section and a second section, wherein the first section is located in the display area and has a first phase retardation, The second section is located in the context area and has a second phase delay, and the first phase delay is not equal to the second phase delay.

In an embodiment of the present invention, the above-mentioned first section includes a combination of a positive C plate and a positive A plate, a combination of a positive B plate and a positive C plate, or a positive B plate and a negative B plate The combination.

In an embodiment of the present invention, the above-mentioned second section includes a half-wave plate, a quarter-wave plate, an eighth-wave plate or a combination thereof.

In an embodiment of the present invention, the slow axis of the second section and the transmission axis of the first polarizer or the second polarizer intersect at 45 or 135 degrees.

In an embodiment of the present invention, the above-mentioned second section includes a plurality of sub-sections with different phase delays or slow axis angles.

In an embodiment of the present invention, the above-mentioned patterned compensation layer further includes a third section in the display area, and the third section is adjacent to or separated from the first section.

In an embodiment of the present invention, the above-mentioned first section is also located in the context area, and the second section is adjacent to or separated from the first section.

In an embodiment of the present invention, the above-mentioned patterned compensation layer includes a liquid crystal film or a liquid crystal polymer.

In an embodiment of the present invention, the above-mentioned liquid crystal film includes a positive type A plate, a positive type C plate, a negative type C plate, a positive type B plate or a negative type B plate.

In an embodiment of the present invention, the above display device further includes an adhesive layer located between the liquid crystal film and the display panel.

In an embodiment of the present invention, the above-mentioned display light source layer and the ambient light source layer belong to the same layer.

An embodiment of the present invention provides a display device, which has an adjacent display area and a scene area, and includes: a display panel, including: a pixel array substrate, including a plurality of pixel units; a color filter substrate, and a pixel array The substrates are arranged facing each other, and include a light-shielding structure only arranged in the display area; and a display medium layer, located between the pixel array substrate and the color filter substrate; a display light source layer and an ambient light source layer, located on one side of the display panel, and The display light source layer is located in the display area, and the situation light source layer is located in the situation area; the first polarizer is located between the display light source layer and the display panel and between the situation light source layer and the display panel; the second polarizer, wherein the display panel is located in the second polarizer between the sheet and the first polarizer; and a patterned compensation layer, located between the second polarizer and the first polarizer, and including a first section and a second section, wherein the first section is located in the display area, The second section is located in the context area.

In an embodiment of the present invention, the above-mentioned patterned compensation layer is located between the display panel and the second polarizer, between the display panel and the first polarizer, between the color filter substrate and the display medium layer, between the display medium layer between the pixel array substrate, or in the pixel array substrate.

In an embodiment of the present invention, the above-mentioned display medium layer includes liquid crystal molecules, and the long axis of the liquid crystal molecules is 0 or 90 degrees from the transmission axis of the first polarizer.

In an embodiment of the present invention, the above-mentioned display device further includes a sealant, located in the context area, and located between the pixel array substrate, the color filter substrate and the display medium layer.

In an embodiment of the present invention, the above-mentioned color filter substrate further includes a color filter structure located at least in the display area, and the light-shielding structure is located between the color filter structures.

In order to make the above-mentioned features and advantages of the present invention more comprehensible, the following specific embodiments are described in detail together with the accompanying drawings.

It should be understood that although the terms "first", "second", "third", etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and and/or parts should not be limited by these terms. These terms are only used to distinguish one element, component, region, layer or section from another element, component, region, layer or section. Thus, a first "element," "component," "region," "layer" or "section" discussed below could be termed a second element, component, region, layer or section without departing from the teachings herein.

The terms "about," "approximately," or "substantially" as used herein include stated values and those within ordinary skill in the art, taking into account the measurements in question and the specific amount of error associated with the measurements (i.e., limitations of the measurement system). The average value within an acceptable range of deviation from a specified value as determined by a human being. For example, "about" can mean within one or more standard deviations, or within ±30%, ±20%, ±10%, ±5% of the stated value. Furthermore, "about", "approximately", or "substantially" used herein may select a more acceptable range of deviation or standard deviation based on optical properties, etching properties or other properties, and may not use one standard deviation to apply to all nature.

Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms such as those defined in commonly used dictionaries should be interpreted to have meanings consistent with their meanings in the context of the relevant art and the present invention, and will not be interpreted as idealized or excessive formal meaning, unless expressly so defined herein.

Exemplary embodiments are described herein with reference to cross section illustrations that are schematic illustrations of idealized embodiments. Accordingly, variations from the shapes of the illustrations as a result, for example, of manufacturing techniques and/or tolerances are to be expected. Thus, embodiments described herein should not be construed as limited to the particular shapes of regions as illustrated herein but are to include deviations in shapes that result, for example, from manufacturing. For example, a region shown or described as flat, may, typically, have rough and/or non-linear features. Additionally, acute corners shown may be rounded. Thus, the regions shown in the figures are schematic in nature and their shapes are not intended to illustrate the precise shape of a region and are not intended to limit the scope of the claims.

FIG. 1A is a schematic top view of a display device 10 according to an embodiment of the invention. Fig. 1B is a schematic cross-sectional view taken along the section line A-A' of Fig. 1A. In order to make the drawing more concise, FIG. 1A schematically shows the display area AA and the scene area AS of the display device 10 , and omits other components.

1A to 1B, the display device 10 has an adjacent display area AA and a scene area AS, and includes: a display panel 110; a display light source layer 121, located on one side of the display panel 110, and located in the display area AA. The light source layer 122 is located on one side of the display panel 110 and is located in the ambient area AS; the first polarizer 130 is located between the display light source layer 121 and the ambient light source layer 122 and the display panel 110; the second polarizer 140 is located in the display panel 110 is located between the second polarizer 140 and the first polarizer 130; and a patterned compensation layer 150 is located between the second polarizer 140 and the first polarizer 130, and includes a first segment PV and a second segment PD, wherein the first section PV is located in the display area AA and has a first phase delay, the second section PD is located in the scene area AS and has a second phase delay, and the first phase delay is not equal to the second phase delay quantity.

In the display device 10 according to an embodiment of the present invention, by disposing the patterned compensation layer 150 , the problem of dark areas in the scene area AS caused by the polarizer can be solved, so that the display device 10 presents a good visual effect in the scene area AS.

Hereinafter, with reference to FIG. 1A to FIG. 1B , the implementation of each element of the display device 10 will be continuously described, but the present invention is not limited thereto.

In this embodiment, the context area AS of the display device 10 may surround the display area AA, but it is not limited thereto. In some embodiments, the context area AS of the display device 10 may be located on one side, two sides or three sides of the display area AA, for example, the context area AS may be located on the left and right sides of the display area AA.

The display panel 110 of the display device 10 may be a liquid crystal display panel. For example, in this embodiment, the display panel 110 may include a pixel array substrate SA, a color filter substrate SF, and a display medium layer MD. In the display area AA, the pixel array substrate SA may include, for example, a plurality of pixel units PU arranged in an array, and each pixel unit PU may also include a plurality of sub-pixels SP, and the display device 10 can pass through, for example, multiple scanning lines and A plurality of data lines are used to individually control the electric field intensity generated by each sub-pixel SP. In the context area AS, the pixel array substrate SA may include, for example, a gate drive circuit (GOA) or a fan-out wire (Fan-out wire) and other control circuits required by the display device 10 .

The color filter substrate SF can be arranged opposite to the pixel array substrate SA, and the color filter substrate SF can include multiple color filter structures CF and multiple light-shielding structures BM, and the light-shielding structures BM can be respectively located between the color filter structures CF between. The color filter structure CF can be located in the display area AA and the scene area AS, but is not limited thereto. In some embodiments, the color filter structure CF may only be disposed in the display area AA but not in the scene area AS. The color filter structure CF may include, for example, a red filter pattern, a green filter pattern, and a blue filter pattern, and each filter pattern may be set corresponding to a sub-pixel SP of the pixel array substrate SA, so that the color filter structure CF can individually adjust the color presented by each pixel unit PU. In this embodiment, the light-shielding structure BM is only disposed in the display area AA but not in the scene area AS, so as not to affect the visual effect of the scene area AS.

The display medium layer MD can be located between the pixel array substrate SA and the color filter substrate SF, through the electric field formed by each sub-pixel SP of the pixel array substrate SA, the display medium in the display medium layer MD can be, for example, optically Switch between isotropy and optical anisotropy so that the display medium acts as a light valve. The display medium in the display medium layer MD may be liquid crystal molecules, and the long axis of the liquid crystal molecules may be 0 or 90 degrees away from the transmission axis of the first polarizer 130 or the second polarizer 140 .

In some embodiments, the display device 10 may further include a sealant FG, the sealant FG may be located in the scene area AS, and the sealant FG may be located between the pixel array substrate SA, the color filter substrate SF, and the display medium layer MD, In order to prevent the display medium in the display medium layer MD from flowing out.

In this embodiment, the display device 10 may include a light source layer 120 , and the light source layer 120 may include a display light source layer 121 and an ambient light source layer 122 . In other words, the display light source layer 121 and the ambient light source layer 122 belong to the same layer, but not limited thereto. In other embodiments, the display light source layer 121 and the ambient light source layer 122 may belong to different layers.

For example, the display light source layer 121 may include the display light source LD, and the ambient light source layer 122 may include the ambient light source LS, and the display light source LD and the ambient light source LS may be operated by partition driving. In other words, the display light source LD and the ambient light source The driving methods of the LS can be different, so as to meet the display effect and visual effect that the display device 10 intends to present in the display area AA and the scene area AS. In some embodiments, the display light source LD can emit monochromatic light, and the ambient light source LS can emit colored light.

The first polarizer 130 and the second polarizer 140 can be respectively disposed on opposite sides of the display panel 110. For example, in this embodiment, the first polarizer 130 is located on the lower side of the display panel 110, and the second polarizer The sheet 140 is located on the upper side of the display panel 110, but is not limited thereto. In other embodiments, the first polarizer 130 and the second polarizer 140 can also be integrated inside the display panel 110 . Generally speaking, when the display medium layer MD is driven by a transverse electric field, the transmission axes of the first polarizer 130 and the second polarizer 140 are generally perpendicular, that is, the transmission axes of the first polarizer 130 and the second polarizer 140 are perpendicular to each other. The included angle between the axes is 90° to exert the light blocking effect and reduce light leakage at the same time.

In this embodiment, the patterned compensation layer 150 may be located between the display panel 110 and the second polarizer 140 , but is not limited thereto. The first section PV located in the display area AA of the patterned compensation layer 150 can be a compensation film used in general liquid crystal display devices, such as expanding the viewing angle or avoiding light leakage, such as a combination of a positive C plate and a positive A plate, a positive A combination of B plate and positive C plate, or a combination of positive B plate and negative B plate, etc.

In this embodiment, since the display mode of the scene area AS is different from that of the display area AA, the phase delay of the second section PD located in the scene area AS in the patterned compensation layer 150 is not equal to the phase delay of the first section PV , and the second section PD may include a half wave plate, a quarter wave plate, an eighth wave plate or a combination thereof. In addition, the slow axis of the second section PD can intersect with the transmission axis of the first polarizer 130 or the second polarizer 140 by 45 or 135 degrees, so that the scene area AS of the display device 10 has different light transmittances.

In some embodiments, the display device 10 may further include a cover CV, and the cover CV may be a transparent substrate. In some embodiments, the display device 10 may further include an optical adhesive layer OA, and the optical adhesive layer OA may be located between the cover plate CV and the second polarizer 140 .

In the following, other embodiments of the present invention are continued to be described using FIGS. 2 to 9 , and the element numbers and related contents of the embodiment in FIGS. 1A to 1B are used, wherein the same numbers are used to indicate the same or similar elements, and Descriptions of the same technical contents are omitted. For the description of the omitted parts, reference may be made to the embodiment shown in FIG. 1A to FIG. 1B , which will not be repeated in the following description.

FIG. 2 is a schematic partial cross-sectional view of a display device 20 according to an embodiment of the invention. The display device 20 may have a display area AA and a situational area AS, and the display device 20 may include a display panel 110, a display light source layer 121, an ambient light source layer 122, a first polarizer 130, a second polarizer 140, and a patterned compensation layer 150. , a cover plate CV and an optical adhesive layer OA, and the display panel 110 may include a pixel array substrate SA, a color filter substrate SF, and a display medium layer MD, and the patterned compensation layer 150 may include a first segment PV and a second segment PD.

Compared with the display device 10 shown in FIGS. 1A to 1B , the display device 20 shown in FIG. 2 is different in that: the patterned compensation layer 150 of the display device 20 can be located between the display panel 110 and the first polarizer 130 between. In addition, the display light source layer 121 and the ambient light source layer 122 may be independently provided, or the display light source layer 121 and the ambient light source layer 122 may belong to different layers.

FIG. 3 is a schematic partial cross-sectional view of a display device 30 according to an embodiment of the invention. The display device 30 may have a display area AA and a scene area AS, and the display device 30 may include a display panel 110, a light source layer 120, a first polarizer 130, a second polarizer 140, a patterned compensation layer 150, a cover plate CV, and an optical The adhesive layer OA, and the display panel 110 may include a pixel array substrate SA, a color filter substrate SF, and a display medium layer MD, the light source layer 120 may include a display light source layer 121 and an ambient light source layer 122, and the patterned compensation layer 150 may include a second A segment PV and a second segment PD.

Compared with the display device 10 shown in FIGS. 1A to 1B , the display device 30 shown in FIG. 3 is different in that: the patterned compensation layer 150 of the display device 30 can be located between the color filter substrate SF and the display medium layer. Between MDs. In addition, in this embodiment, the display light source LD of the display light source layer 121 can emit monochromatic light, and the situational light source LS of the situational light source layer 122 can emit colored light. Therefore, the color filter structure CF may not be provided in the situational area AS.

FIG. 4 is a schematic partial cross-sectional view of a display device 40 according to an embodiment of the invention. The display device 40 may have a display area AA and a scene area AS, and the display device 40 may include a display panel 110, a light source layer 120, a first polarizer 130, a second polarizer 140, a patterned compensation layer 150, a cover plate CV, and an optical The adhesive layer OA, and the display panel 110 may include a pixel array substrate SA, a color filter substrate SF, and a display medium layer MD, the light source layer 120 may include a display light source layer 121 and an ambient light source layer 122, and the patterned compensation layer 150 may include a second A segment PV and a second segment PD.

Compared with the display device 10 shown in FIGS. 1A to 1B , the display device 40 shown in FIG. 4 is different in that: the patterned compensation layer 150 of the display device 40 can be located between the display medium layer MD and the pixel array substrate. between SA.

FIG. 5 is a schematic partial cross-sectional view of a display device 50 according to an embodiment of the invention. The display device 50 may have a display area AA and a scene area AS, and the display device 50 may include a display panel 110, a light source layer 120, a first polarizer 130, a second polarizer 140, a patterned compensation layer 150, a cover plate CV, and an optical The adhesive layer OA, and the display panel 110 may include a pixel array substrate SA, a color filter substrate SF, and a display medium layer MD, the light source layer 120 may include a display light source layer 121 and an ambient light source layer 122, and the patterned compensation layer 150 may include a second A segment PV and a second segment PD.

Compared with the display device 10 shown in FIGS. 1A-1B , the display device 50 shown in FIG. 5 is different in that: the patterned compensation layer 150 of the display device 50 can be located in the pixel array substrate SA. In some embodiments, an insulating layer or an adhesive layer may be provided between the patterned compensation layer 150 and other film layers of the pixel array substrate SA.

FIG. 6 is a schematic partial cross-sectional view of a display device 60 according to an embodiment of the invention. The display device 60 may have a display area AA and a scene area AS, and the display device 60 may include a display panel 110, a light source layer 120, a first polarizer 130, a second polarizer 140, a patterned compensation layer 150A, a cover plate CV, and an optical The adhesive layer OA, and the display panel 110 may include a pixel array substrate SA, a color filter substrate SF, and a display medium layer MD, and the light source layer 120 may include a display light source layer 121 and an ambient light source layer 122 .

Compared with the display device 10 shown in FIGS. 1A to 1B , the display device 60 shown in FIG. 6 is different in that: the patterned compensation layer 150A of the display device 60 may include a first section PV, a second section Section PD and the third section PB, wherein, the first section PV can be located in the display area AA and the situation area AS, the second section PD can be located in the situation area AS, the third section PB can be located in the display area AA, and the second section The section PD and the third section PB may be located on one side of the first section PV and adjacent to the first section PV.

In this embodiment, the third section PB and the second section PD may belong to the same film layer, and the third section PB and the second section PD may include liquid crystal polymer. For example, an alignment film can be formed on the color filter substrate SF, and then, a polymerizable liquid crystal (polymerizable liquid crystal) material is coated on the alignment film by spin coating, and then, by The polymerizable liquid crystal material is polymerized by heating and irradiating ultraviolet light to form a patterned liquid crystal polymer layer including the third segment PB and the second segment PD, and the third segment PB and the second segment PD Different amounts of phase delay are possible. For example, the phase delay of the third section PB is zero, and the phase delay of the second section PD can be one-half, one-fourth or one-eighth of the wavelength of the incident light.

FIG. 7 is a schematic partial cross-sectional view of a display device 70 according to an embodiment of the invention. The display device 70 can have a display area AA and a scene area AS, and the display device 70 can include a display panel 110, a light source layer 120, a first polarizer 130, a second polarizer 140, a patterned compensation layer 150A, a cover plate CV, and an optical The adhesive layer OA, and the display panel 110 may include a pixel array substrate SA, a color filter substrate SF, and a display medium layer MD, and the light source layer 120 may include a display light source layer 121 and an ambient light source layer 122 .

Compared with the display device 60 shown in FIG. 6 , the display device 70 shown in FIG. 7 is different in that: the third segment PB and the second segment PD of the patterned compensation layer 150A of the display device 70 can be located Between the first section PV and the first polarizer 130 , the third section PB and the second section PD can be separated from the first section PV. For example, in this embodiment, the first section PV may be located between the display panel 110 and the second polarizer 140, and the third section PB and the second section PD may be located between the display panel 110 and the first polarizer. between 130 pieces. In some embodiments, the third section PB and the second section PD can also be located between the color filter substrate SF and the display medium layer MD, between the display medium layer MD and the pixel array substrate SA, or between the pixel array substrate SA.

FIG. 8 is a schematic partial cross-sectional view of a display device 80 according to an embodiment of the invention. The display device 80 can have a display area AA and a scene area AS, and the display device 80 can include a display panel 110, a light source layer 120, a first polarizer 130, a second polarizer 140, a patterned compensation layer 150A, a cover plate CV, and an optical The adhesive layer OA, and the display panel 110 may include a pixel array substrate SA, a color filter substrate SF, and a display medium layer MD, and the light source layer 120 may include a display light source layer 121 and an ambient light source layer 122 .

Compared with the display device 60 shown in FIG. 6 , the display device 80 shown in FIG. 8 is different in that: the first segment PV of the patterned compensation layer 150A of the display device 80 can be located in the third segment PB and Between the second section PD and the first polarizer 130 , and the first section PV can be separated from the third section PB and the second section PD. For example, in this embodiment, the third section PB and the second section PD can be located between the display panel 110 and the second polarizer 140, and the first section PV can be located between the display panel 110 and the first polarizer. between 130 pieces. In some embodiments, the first section PV can also be located between the color filter substrate SF and the display medium layer MD, between the display medium layer MD and the pixel array substrate SA, or in the pixel array substrate SA.

FIG. 9 is a schematic partial cross-sectional view of a display device 90 according to an embodiment of the invention. The display device 90 may have a display area AA and a scene area AS, and the display device 60 may include a display panel 110, a light source layer 120, a first polarizer 130, a second polarizer 140, a patterned compensation layer 150B, a cover plate CV, and an optical The adhesive layer OA, and the display panel 110 may include a pixel array substrate SA, a color filter substrate SF, and a display medium layer MD, and the light source layer 120 may include a display light source layer 121 and an ambient light source layer 122 .

Compared with the display device 10 shown in FIGS. 1A to 1B , the display device 90 shown in FIG. 9 is different in that: the patterned compensation layer 150B of the display device 90 may include a first section PV and a second section Section PDb, wherein the first section PV is located in the display area AA, and the second section PDb is located in the scene area AS and has a plurality of sub-areas PD1, PD2, PD3.

其中，ϕ為第二區段的慢軸與第一偏光片130的穿透軸的夾角，Δnd為第二區段的相位延遲量，λ為入射光波長； In this embodiment, the plurality of sub-regions PD1, PD2, and PD3 in the second section PDb may have different phase delays, and the slow axes of the sub-regions PD1, PD2, and PD3 are the same as the transmission axis of the first polarizer 130. 45 degrees or 135 degrees, so that different areas corresponding to the sub-areas PD1, PD2, and PD3 in the scene area AS of the display device 90 can have different relative transmittances, thereby presenting a visual effect of gradual (increasing or decreasing) brightness. For example, the second section PDb may include an eighth-wave plate in the sub-zone PD1, a quarter-wave plate in the sub-zone PD2, and a half-wave plate in the sub-zone PD3. In this way, according to the following penetration rate formula:

Wherein, ϕ is the angle between the slow axis of the second section and the transmission axis of the first polarizer 130, Δnd is the phase delay of the second section, and λ is the wavelength of the incident light;

The ratio of the transmittance T of the sub-regions PD1, PD2, PD3 may be about 14.6:50:100. In this embodiment, the second section PDb of the patterned compensation layer 150B has three sub-areas PD1 , PD2 , PD3 in the context area AS, but it is not limited thereto. In other embodiments, the second section PDb may include two, four or more sub-areas with different phase delay amounts.

In some embodiments, the second section PDb may have the same phase delay in the sub-areas PD1, PD2, and PD3, such as λ/2, and the second section PDb may have different phase delays in the sub-areas PD1, PD2, and PD3. The angle of the slow axis, for example, the slow axis of the second section PDb in the sub-regions PD1, PD2, and PD3 can be sandwiched by 15 degrees, 30 degrees, and 45 degrees with the transmission axis of the first polarizer 130, so that the sub-regions PD1, PD2 , The ratio of the penetration rate T of PD3 can be about 25:75:100.

In addition, in this embodiment, the patterned compensation layer 150B may include a liquid crystal film. For example, the liquid crystal film may include a positive A plate, a positive C plate, a negative C plate, a positive B plate, or a negative B plate. etc., but not limited to this. In this case, the display device 90 may further include an adhesive layer AH, and the adhesive layer AH may be located between the patterned compensation layer 150B and the display panel 110 to adhere the liquid crystal film to the display panel 110 .

To sum up, the display device of the present invention can solve the problem of dark areas in the context area by setting the patterned compensation layer, so that the context area can present a good visual effect, thereby creating an ideal sense of immersion.

Although the present invention has been disclosed above with the embodiments, it is not intended to limit the present invention. Anyone with ordinary knowledge in the technical field may make some changes and modifications without departing from the spirit and scope of the present invention. The scope of protection of the present invention should be defined by the scope of the appended patent application.

10~90: display device 110: display panel 120: light source layer 121:Display light source layer 122: Situation light source layer 130: The first polarizer 140: second polarizer 150, 150A, 150B: patterned compensation layer A-A': hatching AA: display area AH: Adhesive layer AS: situational area BM: shading structure CF: color filter structure CV: Cover FG: frame glue LD: display light source LS: Situational light source MD: display media layer OA: optical adhesive layer PB: the third section PD, PDb: the second segment PD1, PD2, PD3: sub-area PU: pixel unit PV: first section SA: pixel array substrate SF: color filter substrate SP: sub-pixel

FIG. 1A is a schematic top view of a display device 10 according to an embodiment of the invention. Fig. 1B is a schematic cross-sectional view taken along the section line A-A' of Fig. 1A. FIG. 2 is a schematic partial cross-sectional view of a display device 20 according to an embodiment of the invention. FIG. 3 is a schematic partial cross-sectional view of a display device 30 according to an embodiment of the invention. FIG. 4 is a schematic partial cross-sectional view of a display device 40 according to an embodiment of the invention. FIG. 5 is a schematic partial cross-sectional view of a display device 50 according to an embodiment of the invention. FIG. 6 is a schematic partial cross-sectional view of a display device 60 according to an embodiment of the invention. FIG. 7 is a schematic partial cross-sectional view of a display device 70 according to an embodiment of the invention. FIG. 8 is a schematic partial cross-sectional view of a display device 80 according to an embodiment of the invention. FIG. 9 is a schematic partial cross-sectional view of a display device 90 according to an embodiment of the invention.

10: Display device

110: display panel

120: light source layer

121:Display light source layer

122: Situation light source layer

130: The first polarizer

140: second polarizer

150: Patterned compensation layer

AA: display area

AS: situational area

BM: shading structure

CF: color filter structure

CV: Cover

FG: frame glue

LD: display light source

LS: Situational light source

MD: display media layer

OA: optical adhesive layer

PD: second segment

PU: pixel unit

PV: first segment

SA: pixel array substrate

SF: color filter substrate

SP: sub-pixel

Claims (16)

A display device has an adjacent display area and a context area, and includes: display panel; A display light source layer and an ambient light source layer are located on one side of the display panel, and the display light source layer is located in the display area, and the ambient light source layer is located in the ambient area; A first polarizer, located between the display light source layer and the display panel and between the ambient light source layer and the display panel; a second polarizer, wherein the display panel is located between the second polarizer and the first polarizer; and The patterned compensation layer is located between the second polarizer and the first polarizer, and includes a first section and a second section, wherein the first section is located in the display area and has a first A phase delay amount, the second section is located in the context area and has a second phase delay amount, and the first phase delay amount is not equal to the second phase delay amount. The display device according to claim 1, wherein the first section includes a combination of positive C-plate and positive A-plate, a combination of positive B-plate and positive C-plate, or a positive B-plate and negative Combination of B boards. The display device according to claim 1, wherein the second section comprises a half-wave plate, a quarter-wave plate, an eighth-wave plate or a combination thereof. The display device according to claim 3, wherein the slow axis of the second section is at an angle of 45 or 135 degrees to the transmission axis of the first polarizer or the second polarizer. The display device according to claim 1, wherein the second section includes a plurality of sub-areas with different phase delay amounts or slow axis angles. The display device according to claim 1, wherein the patterned compensation layer further includes a third section in the display area, and the third section is adjacent to or separated from the first section. The display device according to claim 1, wherein the first section is also located in the context area, and the second section is adjacent to or separated from the first section. The display device according to claim 1, wherein the patterned compensation layer comprises a liquid crystal film or a liquid crystal polymer. The display device according to claim 8, wherein the liquid crystal film comprises a positive type A plate, a positive type C plate, a negative type C plate, a positive type B plate or a negative type B plate. The display device according to claim 8, further comprising an adhesive layer located between the liquid crystal film and the display panel. The display device according to claim 1, wherein the display light source layer and the ambient light source layer belong to the same layer. A display device has an adjacent display area and a context area, and includes: display panel, including: A pixel array substrate, including a plurality of pixel units; The color filter substrate is arranged opposite to the pixel array substrate, and includes a light-shielding structure only arranged in the display area; and a display medium layer located between the pixel array substrate and the color filter substrate; A display light source layer and an ambient light source layer are located on one side of the display panel, and the display light source layer is located in the display area, and the ambient light source layer is located in the ambient area; A first polarizer, located between the display light source layer and the display panel and between the ambient light source layer and the display panel; a second polarizer, wherein the display panel is located between the second polarizer and the first polarizer; and The patterned compensation layer is located between the second polarizer and the first polarizer, and includes a first section and a second section, wherein the first section is located in the display area, and the A second section is located in the context area. The display device according to claim 12, wherein the patterned compensation layer is located between the display panel and the second polarizer, between the display panel and the first polarizer, and the color filter Between the optical substrate and the display medium layer, between the display medium layer and the pixel array substrate, or in the pixel array substrate. The display device according to claim 12, wherein the display medium layer includes liquid crystal molecules, and the long axis of the liquid crystal molecules is 0 or 90 degrees from the transmission axis of the first polarizer. The display device according to claim 12, further comprising a sealant located in the context area and between the pixel array substrate, the color filter substrate and the display medium layer. The display device according to claim 12, wherein the color filter substrate further includes a color filter structure located at least in the display area, and the light shielding structure is located between the color filter structures.

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