CN218273000U - Reflection-type display screen - Google Patents

Abstract

The utility model relates to a display screen technical field discloses a reflection-type display screen, reflection-type display screen is including preceding optical module, drive module and filling layer, preceding optical module includes light source and color filter, wherein, color filter is including the substrate layer, the photoresistance filter layer, compressive layer and conducting layer, a side surface of substrate layer is provided with a plurality of bumps, the reflection-type display screen of this scheme is through being provided with a plurality of bumps at substrate layer side surface, make produced light of light source can produce the effect of scattering through a plurality of bumps when the substrate layer, thereby promote the demonstration luminance of reflection-type display screen, it is integrated with light guide plate and color filter simultaneously, the thickness of optical module before can further reducing, and then make whole reflection-type display screen more frivolous, whole weight has been reduced.

Description

Reflection-type display screen

Technical Field

The utility model relates to a show technical field, especially relate to a reflection-type display screen.

Background

Existing electronic display devices can be classified into transmissive type and reflective type according to the difference of light sources, the transmissive type display panel provides light source by arranging a backlight source, and the reflective type display panel realizes display by arranging a reflective material instead of the backlight source of the transmissive type display panel and reflecting ambient light source. The reflection-type display screen can be subdivided into a passive reflection-type display screen and an active reflection-type display screen, the passive reflection-type display screen and the active reflection-type display screen are stronger in dependence on ambient light, the display effect is not ideal enough under the condition that the ambient light is insufficient, the front optical module is added to the active reflection-type display screen relative to the passive reflection-type display screen, and therefore when the ambient light source is insufficient, the illuminating lamp can be turned on to see a clear and bright screen. At present, the front light of the passive reflection-type display screen is basically in a mode of combining a Light Emitting Diode (LED) with a light guide plate, the light emitted by the LED is converted into a surface light source to be emitted downwards through a light guide plate mesh point, but the thickness of the front light module is usually larger, so that the whole thickness of the display screen is often increased, and the light and thin of a product are not facilitated.

Therefore, if the display effect of the reflective display screen is ensured and the structure setting inside the display product is optimized, the effect of being lighter and thinner is achieved, and a problem that needs to be overcome in the industry is already formed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving the problem in at least one background art. Therefore, the utility model provides a reflection-type display screen, this reflection-type display screen simple structure through making the color filter and the integrated setting of light guide plate for have light thin nature concurrently when this reflection-type display screen has good display effect.

According to the utility model discloses reflection-type display screen of first aspect embodiment, including preceding optical module, drive module and filling layer, preceding optical module includes light source and color filter, wherein, color filter is including substrate layer, photoresistance filter layer, resist compression layer and conducting layer, a side surface of substrate layer is provided with a plurality of bumps, makes the produced light of light source can be when passing through the substrate layer through a plurality of bumps through setting up the bump at the substrate layer, produces the effect of scattering to promote reflection-type display screen's demonstration luminance, it is integrated with light guide plate and color filter simultaneously, can further reduce the thickness of preceding optical module, and then make whole reflection-type display screen more frivolous, reduce holistic weight.

According to the utility model discloses a further embodiment, the bump is followed the surface of substrate layer evenly sets up, through the position that evenly sets up the bump to in manufacturing, reduction in production time and manufacturing cost.

According to the utility model discloses a further embodiment, the bump is followed the surface of substrate layer presents intensive setting gradually along the one side of keeping away from the light source, through setting up more bumps in the one side of keeping away from the light source to increase the scattering effect to light, increase the light source homogeneity of the whole surface of reflection-type display screen.

According to the utility model discloses a another embodiment, the cross-sectional shape of bump is one or more combination in rectangle, trapezoidal, convex, triangle-shaped.

According to the utility model discloses a further embodiment, the resistance to compression layer includes a plurality of resistance to compression posts, the resistance to compression post part with substrate layer or light resistance filter layer are connected.

According to the utility model discloses a further embodiment, the compressive column sets up along the substrate layer outward flange.

According to the utility model discloses a further embodiment, the crushing-resistant post is followed the substrate layer equipartition sets up.

According to the utility model discloses a further embodiment, the substrate layer is one of glass substrate, PC base plate, PET base plate or flexible substrate.

According to another embodiment of the present invention, the driving module is an EPD driving module or a TFT driving module.

According to the utility model discloses a another embodiment, the filling layer is electron thick liquids layer, electron paper rete or liquid crystal rete.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses a reflection-type display screen, the reflection-type display screen of this scheme is including preceding optical module, drive module and filling layer, preceding optical module includes light source and color filter, wherein, color filter is including the substrate layer, the photoresistance filter layer, resist layer and conducting layer, a side surface of substrate layer is provided with a plurality of bumps, the reflection-type display screen of this scheme is through being provided with the bump at substrate layer side surface, make the produced light of light source can produce the effect of scattering through a plurality of bumps when the substrate layer, thereby promote the demonstration luminance of reflection-type display screen, it is integrated with light guide plate and color filter simultaneously, the thickness of optical module before can further reducing, and then make whole reflection-type display screen more frivolous, whole weight has been reduced.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The drawings are only for purposes of illustrating embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:

FIG. 1 is a schematic cross-sectional view of an embodiment of a reflective display panel provided herein;

FIG. 2 is a schematic cross-sectional view of another embodiment of a reflective display panel provided herein;

fig. 3 is a schematic cross-sectional view of a front light module of an embodiment of a reflective display panel provided in the present application;

FIG. 4 is a schematic view of a distribution of the convex points of an embodiment of a reflective display panel provided herein;

FIG. 5 is another schematic view of the distribution of bumps of an embodiment of a reflective display panel provided herein;

FIG. 6 is a schematic view of another distribution of bumps for an embodiment of a reflective display panel provided herein;

fig. 7 is a schematic cross-sectional view of a substrate layer of an embodiment of a reflective display panel provided herein;

FIG. 8 is yet another schematic cross-sectional view of a substrate layer of an embodiment of a reflective display panel provided herein;

FIG. 9 is a schematic cross-sectional view of a substrate layer of an embodiment of a reflective display panel provided herein;

fig. 10 is a schematic top view of a substrate layer of an embodiment of a reflective display panel provided herein;

FIG. 11 is another schematic top view of a substrate layer of an embodiment of a reflective display panel provided herein;

the meaning of the labels in the figures is:

10. a reflective display screen;

100. a drive module;

200. a filling layer;

300. a front light module; 310. a color filter; 311. a substrate layer; 3111. salient points;

312. a photoresist filter layer; 3121. red photoresist particles; 3122. green light resistance particles;

3123. blue photoresist particles; 313. a pressure resistant layer; 314. a conductive layer; 320. a light source;

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the features defined as "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In order to explain the reflective display screen provided by the present application, the following detailed description is made in conjunction with the drawings of the specification and the written description of the embodiments.

Referring to fig. 1-11, a reflective display 10 according to an embodiment of the present invention is described below, as shown in fig. 1 and 2, a reflective display 10 including a front optical module 300, a driving module 100 and a filling layer 200, in particular, the driving module 100 is used for driving an inner substance of the filling layer 200 to move, and a displayed picture is formed according to a final arrangement of the substance, the front optical module 300 is used as a supplementary light source 320 when ambient light of the display is weak, in particular, as shown in fig. 3, the front optical module 300 includes a light source 320 and a color filter 310, wherein the color filter 310 includes a substrate layer 311 and a photoresist filter layer 312, a pressure-resistant layer 313 and a conductive layer 314 sequentially disposed on the substrate layer 311, a plurality of bumps 3111 are disposed on a side surface of the substrate layer 311, the reflective display 10 of the present solution enables light generated by the light source 320 to generate a light scattering effect through the plurality of bumps 3111 when passing through the substrate layer 311, thereby being capable of improving display brightness of the reflective display 10 when the ambient light is weak, and further enabling the light guide plate 3111 and the light guide plate 310 to be integrated with the light guide plate, thereby further reducing the overall weight of the reflective display 10, and further reducing the overall weight of the front optical module.

The light source 320 is disposed on a side surface of the color filter 310, emits light on the side surface of the color filter 310, and scatters the light through the bumps 3111 on the base material layer 311 of the color filter 310, and further, the front optical module 300 and the filler layer 200 may be bonded and connected by full bonding or frame bonding.

It should be noted that, in some other embodiments, the substrate layer 311 further includes a black matrix layer, the black matrix layer is disposed between the substrate layer 311 and the photoresist filter layer 312, the black matrix layer may include a plurality of black matrices, and the black matrices are disposed in gaps on the substrate layer 311 that are not provided with photoresist particles, and are used for preventing light from directly penetrating through the gaps between the photoresist particles, so as to avoid affecting final color formation.

It should be noted that the light blocking filter layer 312 may include red light blocking particles 3121, green light blocking particles 3122, and blue light blocking particles 3123, and the white light passing through the light blocking filter layer 312 is filtered by the light blocking particles of different colors, and is filtered into corresponding primary colors of color light, so as to finally generate a desired color according to a combination of the different primary colors of color light.

According to an embodiment of the present invention, as shown in fig. 4-6, the bumps 3111 are uniformly disposed along the surface of the substrate layer 311, that is, the bumps 3111 have regularity along the distribution of the substrate layer 311, for example, as shown in fig. 4, the bumps 3111 are uniformly disposed on the substrate layer 311, that is, at this time, the distance between each bump 3111 and its adjacent bump 3111 is the same, or, as shown in fig. 5, the bumps 3111 are divided into a plurality of sub-regions on the substrate layer 311, the number of bumps 3111 contained in each sub-region and the distance between the bumps 3111 are the same, and at the same time, each sub-region is uniformly disposed along the substrate layer 311, that is, the distance between each sub-region and its adjacent sub-region is the same, and by uniformly distributing the bumps 3111 on the substrate layer 311, the processing and manufacturing of the bumps 3111 can be facilitated, thereby reducing the production cost and shortening the production time.

According to an embodiment of the present invention, as shown in fig. 6, the bumps 3111 are gradually densely arranged along the side away from the light source 320 along the surface of the substrate layer 311, that is, the bumps 3111 are distributed less along the side closer to the light source 320, and the bumps 3111 are distributed more along the side away from the light source 320, because the light emitted from the light source 320 is gradually weakened along with the increase of the distance, for a large-sized display screen, the size of the color filter 310 also needs to be correspondingly increased, and at this time, the arrangement of the bumps 3111 needs to be gradually densely arranged along with the increase of the distance, so that in the different areas away from the light source 320, the scattering effect of the bumps 3111 on the light emitted from the light source 320 is the same, thereby increasing the optical uniformity.

According to an embodiment of the present invention, as shown in fig. 7-9, the cross-sectional shape of the bump 3111 along the direction perpendicular to the substrate layer 311 is one or a combination of a rectangle, a trapezoid, an arc, and a triangle, it can be understood that the plurality of bumps 3111 may all have the same size and shape, or some of the plurality of bumps 3111 may have the same size and shape, or the plurality of bumps 3111 may have different sizes and shapes, for example, as shown in fig. 7, the cross-sectional shape of the bump 3111 along the direction perpendicular to the substrate layer 311 is a combination of a rectangle and an arc, and each bump 3111 has the same shape and size at this time, as shown in fig. 8, the cross-sectional shape of the bump 3111 along the direction perpendicular to the substrate layer 311 is an equilateral trapezoid, and the cross-sectional shape of each bump 3111 is an equilateral trapezoid and has the same size at this time, as shown in fig. 9, the cross-sectional shape of the bump 3111 along the direction perpendicular to the substrate layer 311 is an equilateral trapezoid, and the bottom of each bump 3111 is provided with an inner concave portion at this time, and the cross-sectional shape of the substrate layer 311311 is a circle, and the cross-sectional shape is a circle of a same size as a circle.

It should be noted that the maximum width of the cross section of the bump 3111 is in the range of 0 to 30 μm, and the maximum height of the cross section of the bump 3111 is in the range of 0 to 9 μm, at which time the bump 3111 has a better light scattering effect and does not occupy an excessive area on the substrate layer 311, the width W of the bump 3111 is the maximum diameter of the cross section of the bump 3111 along the longitudinal extension direction thereof, for example, when the pattern of the cross section of the bump 3111 along the longitudinal extension direction thereof is circular, the width W is the diameter of the circle, further, the height D of the bump 3111 is the maximum length of the cross section of the bump 3111 along the longitudinal extension direction thereof is parallel, for example, as shown in fig. 7, when the pattern of the cross section of the bump 3111 along the longitudinal extension direction thereof is an equilateral arc, the height D is the sum of the length of the circle and the radius of the circle, as shown in fig. 8, and when the pattern of the cross section of the bump 3111 along the longitudinal extension direction thereof is trapezoidal.

The cross-sectional shape of the bump 3111 may be irregular, or the cross-sectional shape of the bump 3111 may be a combination of regular and irregular patterns, and the cross-sectional shape of the bump 3111 is not particularly limited as long as the light scattering effect of the light from the light source 320 by the bumps 3111 in different regions can be the same.

According to an embodiment of the present invention, as shown in fig. 3, fig. 10 and fig. 11, the compression-resistant layer 313 includes a plurality of compression-resistant columns, the compression-resistant column is connected with the substrate layer 311 or the photoresist filter layer 312, thereby playing the role of compression resistance and limitation, that is, the compression-resistant column can be directly disposed on the substrate layer 311, or the compression-resistant column can be directly disposed on the photoresist filter layer 312, or the compression-resistant column can be partially disposed on the photoresist filter layer 312, and partially disposed on the substrate layer 311 at the same time, it can be understood that, as long as the compression-resistant column satisfies the role of compression resistance and limitation, the setting position to the bottom thereof is not specifically limited.

According to an embodiment of the present invention, as shown in fig. 10, the compressive posts are disposed along the outer edge of the substrate layer 311, and it can be understood that the compressive posts can avoid occupying a smaller area, and the blocking of the passing light is reduced.

According to the utility model discloses an embodiment, as shown in fig. 11, the crushing column sets up along the central point equipartition of substrate layer 311, and it can be understood that, crushing column can evenly set up in the display area this moment, can strengthen optical homogeneity.

According to the utility model discloses an embodiment, substrate layer 311 is one of glass substrate, PC base plate (polycarbonate board), PET (Polyethylene Terephthalate) base plate or flexible substrate, and it can be understood that the light guide plate material commonly used can become fragile in the long-term use under the highlight, and the reliability reduces, therefore better glass substrate of stability in use, PC base plate, PET base plate or flexible substrate can increase stability as the light guide plate, promote reflection-type display screen 10's reliability.

According to an embodiment of the present invention, the driving module 100 is an EPD driving module 100 or a TFT (Thin Film Transistor) driving module 100, and further, the filling layer 200 may be an electronic paste layer, an electronic paper Film layer or a liquid crystal Film layer, for example, the reflective display screen 10 may be a TFT-LCD display screen, and the driving module 100 is the TFT driving module 100 at this time, and the corresponding filling layer 200 is a liquid crystal Film layer, or the reflective display screen 10 may be a TFT-LCD display screen.

The reflective display screen provided in the present application is a preferred embodiment, and should not be construed as limiting the scope of the claims of the present application, and those skilled in the art should understand that many modifications and substitutions can be made without departing from the spirit of the present application, and all modifications and substitutions should be considered to be within the scope of the claims of the present application, i.e., the scope of the claims of the present application shall be subject to the claims.

The features of the embodiments and embodiments described herein above may be combined with each other without conflict.

Claims (10)

1. The utility model provides a reflection-type display screen which characterized in that, including preceding optical module, drive module and filling layer, preceding optical module includes light source and color filter, wherein, color filter is including substrate layer, photoresistance filter layer, anti-pressure layer and conducting layer, a side surface of substrate layer is provided with a plurality of bumps.

2. The reflective display of claim 1, wherein said bumps are uniformly disposed along a surface of said substrate layer.

3. The reflective display of claim 1, wherein said bumps are progressively more densely disposed along a surface of said substrate layer along a side away from said light source.

4. The reflective display of claim 1, wherein the bumps have a cross-sectional shape selected from the group consisting of rectangular, trapezoidal, circular, triangular, and combinations thereof.

5. The reflective display of claim 1 wherein said compressive layer comprises a plurality of compressive posts, said compressive posts being connected to said substrate layer or said light blocking filter layer.

6. The reflective display of claim 5, wherein said compressive posts are disposed along an outer edge of said substrate layer.

7. The reflective display of claim 5 wherein said compressive posts are disposed uniformly along said substrate layer.

8. The reflective display of claim 1 wherein said substrate layer is one of a glass substrate, a PC substrate, a PET substrate, or a flexible substrate.

9. Reflective display screen according to claim 1, characterized in that the driver module is an EPD driver module or a TFT driver module.

10. The reflective display of claim 1 wherein said fill layer is an electronic paste layer, an electronic paper film layer, or a liquid crystal film layer.

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