TWI670705B - Display equipment and display method - Google Patents

Abstract

The present disclosure relates to a display device including a display device, a backlight device, a first lenticular lens array, and a second lenticular lens array. The display device includes a plurality of display elements, and at least three adjacent display elements are used to combine and display at least one pixel in an image. The backlight device is configured to generate a plurality of first incident light and second incident light; the first lenticular lens array and the second lenticular lens array are configured to chronologically refract the first incident light and the second incident light to make the first incident The light and the second incident light are sequentially refracted by the first lenticular lens and the second lenticular lens, and are projected at different vertical heights on the display element.

Description

Display device and display method

The present disclosure relates to a display device, and more particularly to a technique capable of improving an analysis effect in a horizontal direction and a vertical direction according to an arrangement order of display units and a lenticular lens array.

At present, there is an "8K" resolution display panel that can achieve a pixel of 7680×4320, which can provide users with more delicate image performance. However, due to the 8K ultra-high resolution projection technology, it must be matched with the corresponding hardware equipment, resulting in high production cost and high market price, and it is difficult to become the mainstream of the market.

In order to respond to market demand, how to use lower hardware devices and improve their display technology to improve the resolution of the output image is the main purpose of this case.

The present disclosure is a display device including a display device, a backlight device, a first lenticular lens array, and a second lenticular lens array. The display device includes a plurality of display elements, and the display elements are Arranging, according to the displayed light color, the display device, and at least three adjacent display elements for combining and displaying at least one pixel in an image; the backlight device is configured to generate a plurality of first incident lights and a plurality of second incident light; the first lenticular lens array includes a plurality of first lenticular lenses arranged in sequence in a vertical direction, the convex surface of the first lenticular lenses being opposite to the display device; the second column The lens array includes a plurality of second lenticular lenses arranged in sequence in a vertical direction, the convex surfaces of the second lenticular lenses being opposite to the first lenticular lens array; the first incident light and the second The incident light is sequentially refracted by the first lenticular lens and the second lenticular lens, and is projected at different vertical heights on the display elements.

The present disclosure is a display method comprising the steps of: projecting a plurality of first incident lights and a plurality of second incident lights in turn through a backlight device in a display device; transmitting a first lenticular lens array and a The second lenticular lens array sequentially refracts the first incident light and the second incident light to form a plurality of first backlight lines and a plurality of backlight lines, the first backlight lines and the second backlight lines Interlaced in a vertical direction and not overlapping each other; the first backlight line and the second backlight lines are passed through a plurality of display units on the display device through a display device; the display elements are based on the displayed light The colors are sequentially arranged on the display device, and at least three adjacent display elements are used to combine and display at least one pixel in an image.

In summary, in each implementation aspect of the present invention, a pixel is displayed according to a sorting manner of adjacent display elements to enhance the resolution effect in the horizontal direction; meanwhile, the first lenticular lens array and the second are utilized. The refraction of the lenticular lens array projects the light at different vertical heights on the display element, thereby further improving the resolution in the vertical direction and producing a better visual effect.

The embodiments of the present disclosure are disclosed in the following drawings, and for the sake of clarity, the details of the invention are described in the following description. However, it should be understood that these practical details are not intended to limit the disclosure. That is, in some embodiments of the present disclosure, these practical details are not necessary. In addition, some of the conventional structures and elements are shown in the drawings in a simplified schematic manner in order to simplify the drawings.

As used herein, when an element is referred to as "connected" or "coupled", it may mean "electrically connected" or "electrically coupled". "Connected" or "coupled" can also be used to indicate that two or more components operate or interact with each other. In addition, although the terms "first", "second", and the like are used herein to describe different elements, the terms are used to distinguish the elements or operations described in the same technical terms. The use of the term is not specifically intended or implied, and is not intended to limit the present disclosure.

Please refer to FIG. 1 , which is a schematic diagram of a display device 100 according to some embodiments of the present disclosure. In some embodiments, the display device 100 includes a display device 200, a backlight device 300, a first lenticular lens array 110, and a second lenticular lens array 120. The display device 200 includes a plurality of display elements R. To display a plurality of pixels in a picture. In some embodiments, the display device 200 may be a liquid crystal display panel, which may include an active array element substrate, a color filter array, a polarizer, a liquid crystal layer, an alignment layer, and the like. That is, the display element R can be a liquid crystal molecule and a filter, and the display device 100 includes a processor 130. The processor 130 can transmit a control signal to the display device 200 to adjust the display element R at different time points. The light passing rate, in turn, causes each display element R to exhibit a different light color.

Referring to FIGS. 1 and 2A, in some embodiments, display device 200 includes complex array display units 210, 220, 230, and each set of display units 210-230 includes a first display element 211, 221, 231, respectively. a second display element 212, 222, 232 and a third display element 213, 223, 233. The display elements 211 to 213, 221 to 223, and 231 to 233 are used to display different light colors, for example, three primary colors of light (R indicated in FIG. 2A), green (G indicated in FIG. 2A), and blue. (B marked in Figure 2A). However, in other partial embodiments, each set of display units 210-230 can be used to display more than three different light colors (eg, red, green, blue, yellow). In the conventional method, the display device sets each group of display units 210-230 to display one pixel of a screen, and the present disclosure improves the display mode.

In addition, the display element R shown in FIG. 1 is the same component as the display elements 211 to 213, 221 to 223, and 231 to 233 shown in FIG. 2A. For convenience of description, the display element is shown in FIG. 2A. R is subdivided into 211 to 213, 221 to 223, and 231 to 233 in the horizontal direction, and the display element R is subdivided into R1 to R6 in the vertical direction.

In some embodiments, the display elements 211 to 213, 221 to 223, and 231 to 233 in each of the display units 210 to 230 are arranged in a predetermined order, for example, along a horizontal direction (ie, FIG. 2A). The X-axis directions are shown in the order of red, green, and blue, and at least three adjacent display elements are used to combine and display at least one pixel in the image. In some embodiments, adjacent pixels in the image are combined and displayed by at least one of the same display element and at least one other display element. For example, as shown in FIG. 2B, when the display elements are arranged in RGBRGB, the display device 100 can set RGB, GBR, BRG, and RGB to display different pixels P1 to P4 according to the order of the horizontal direction. That is, the same display element can be used to display a plurality of pixels in an image, so that the analysis effect can be increased in the horizontal direction.

The backlight device 300 is configured to generate a plurality of first incident lights and a plurality of second incident lights. The first lenticular lens array 110 is optically coupled between the backlight device 300 and the display device 200 and has optical capabilities in a vertical direction. The first lenticular lens array 110 includes a plurality of first lenticular lenses 111, and the first lenticular lenses 111 are sequentially arranged in a vertical direction (the Y-axis direction as shown in FIG. 1), and the planar linings are for the backlight device. 300, the convex surface of which faces the display device 200. The first lenticular lens 111 is configured to change the direction of the first incident light and the second incident light, and can reflect the first refracted light and the first incident light and the second incident light when passing through the first lenticular lens 111. The two refract light and are offset in different directions. For example, the first refracted light will shift upward and the second refracted light will shift downward.

The second lenticular lens array 120 is optically coupled between the backlight device 300 and the display device 200 and has optical capability in a vertical direction. The second lenticular lens array 120 includes a plurality of second lenticular lenses 121 and a second column. The lenses 121 are sequentially arranged in the vertical direction, and the plane faces of the display device 200 have a convex surface facing the convex surface of the first lenticular lens 111. The second lenticular lens 121 is configured to readjust the first refracted light and the second refracted light into a uniform backlight, so that the first refracted light and the second refracted light are refracted by the second lenticular lens into the first backlight line. After the second backlight line, the first backlight line and the second backlight line are projected at different vertical height positions on the display device 200. The arrangement of the first lenticular lens array 110 and the second lenticular lens array 120 can be understood by those skilled in the art, and therefore will not be further described herein.

In some embodiments, the backlight device 300 includes a plurality of first light source units 310 and a plurality of second light source units 320. The first light source unit 310 and the second light source unit 320 are sequentially staggered along the vertical direction of the backlight device 300. The backlight unit 300 can control the first light source unit 310 and the second light source unit 320 to cause the first light source unit 310 and the second light source unit 320 to sequentially project the first incident light and the second incident light at different time points. For example, in an odd second (1, 3, 5), the first light source unit 310 projects the first incident light, and the second light source unit 320 is turned off, at which time the processor 130 changes the light passing rate of the display element to Presenting the expected pixel light color; conversely, in the even second (2, 4, 6), the first light source unit 310 is turned off, and the second light source unit 320 is projecting the second incident light, and the processor 130 also changes the display. The light pass rate of the component to present the desired pixel color. According to this, since the first incident light and the second incident light are refracted into the first backlight line and the second backlight line, they are projected at different time points on the display element at different time points, and thus, the user That is, as one display element can display two pixels, the resolution of the display device 100 in the vertical direction is doubled.

The disclosure discloses that a plurality of pixels are defined by the ordering of the display elements in the horizontal direction to enhance the analysis effect in the horizontal direction. Meanwhile, the first incident light and the second incident light are sequentially projected through the backlight device 300 in time series. The method of projecting the positions of the different vertical heights on the display elements doubles the resolution in the vertical direction, whereby the display effect of the display device 100 can be improved without changing the hardware of the display device 200.

Referring to FIGS. 1 and 3A, in some embodiments, the first lenticular lens array 110 focuses the first incident light and the second incident light at different vertical heights at different angles, and refracts to form a first The refracted light and the second refracted light pass through the second lenticular lens array 120 to generate a first backlight line and a second backlight line. The first backlight line and the second backlight line are sequentially projected on the upper or lower half of the display element R without overlapping each other. For example, the first backlight line L1 is projected on the upper half of the display elements R1 to R6 of the same column, and the second backlight line L2 is projected on the lower half of the display elements R1 to R6 in the same column.

However, the positions at which the first backlight line L1 and the second backlight line L2 are projected are not limited to the upper half or the lower half of the "same display elements R1 to R6" as long as the projection positions of the two are vertically staggered. . In other embodiments, the first backlight line L1 and the second backlight line L2 respectively project upper and lower halves of the display elements R1 to R6 adjacent to each other in the vertical direction, and are mutually Do not overlap each other. As shown in FIG. 3B, the first backlight line L1 is projected on the lower half of the display element R3 and the upper half of the display element R4, and the second backlight line L2 is projected on the lower half of the display element R2 and the display element R3. The upper part.

In addition, in some embodiments shown in FIG. 3B, since the projection areas of the first backlight line L1 and the second backlight line L2 cover the spacing between the display elements R1 to R6, the first backlight is used. L1, the second backlight line L2 can be uniformly projected on the display elements R1 - R6, in some embodiments, each of the light source units 310, 320 can include a plurality of light-emitting diodes 330 (as shown in Figure 1), Make sure the brightness.

In some embodiments shown in FIG. 3A, the vertical area projected by the first backlight line L1 and the second backlight line L2 on the display elements R1 to R6 is equivalent to one-half of the vertical area of the display elements R1 to R6. In some embodiments shown in FIG. 3A, the vertical areas projected by the first backlight line L1 and the second backlight line L2 on the display elements R1 to R4 are equivalent to the vertical areas of the display elements R1 to R4. In addition, in some embodiments, the vertical positions of the second lenticular lenses 121 correspond to the vertical positions of the display elements R1 to R4, respectively.

Referring to FIG. 4, one side of the second lenticular lens array 120 is inclined in the vertical direction to maintain an inclination angle θ between the second lenticular lens array 120 and the display device 200 (or the horizontal line of the display device 100). According to this, the first incident light and the second incident light can be maintained at an oblique angle θ in the horizontal direction to avoid the occurrence of a Moiré pattern and affect the display effect. In some embodiments, the second lenticular lens array 120 is disposed on a frame 402 in the display device 100, and one side of the second lenticular lens array 120 is coupled to the frame 402 through the spring 401, and the frame A locking member 403 (such as a nut and a screw) is disposed on the 402. When the user rotates the locking member 403, the vertical height of one side of the second lenticular lens array 120 can be changed, and the elasticity of the spring 401 can be restored. Force, adjust the tilt angle θ.

Referring to FIG. 5, which is a schematic flow chart of a part of the embodiment of the present disclosure, the display device 100 generates a high-resolution image according to the following method. In step S501, the processor 130 first transmits the control signal to the backlight device 300 and the display device 200 according to an image signal, so that the first light source unit 310 and the second light source unit 320 in the backlight device 300 sequentially project the first incident. Light and second incident light.

In step S502, the first incident light ray L11 is shifted upward by the first lenticular lens array 110 to form a plurality of first refracted ray L12, and the first lenticular lens array 110 can also be the second incident ray. L21 is shifted downward to form a second refracted ray L22.

In step S503, the first refracted ray L12 and the second refracted ray L22 are refracted into the first backlight line L1 and the second backlight line L2 through the second lenticular lens array 120, so that the first backlight line L1 and the second backlight are made. The projection direction of the line L2 is staggered in the vertical direction.

In step S504, the first backlight line L1 and the second backlight line L2 are sequentially transmitted through the display device 200 through the positions where the display units on the display device 200 do not overlap each other. Wherein, the display elements are sequentially arranged on the display device 200 according to the displayed light color, and the display device 100 (eg, the processor 130 or the operation module in the display device 200) has at least three display elements adjacent in the horizontal direction. , set to display at least one pixel in a picture. Accordingly, when the display device 200 changes the light transmittance of the display element according to the control signal, it can simulate a higher resolution in the horizontal direction and can double the resolution in the vertical direction.

As described above, the vertical height of one side of the second lenticular lens array 120 can be adjusted by the spring 401 to maintain the first backlight line L1 and the second backlight line L2 at an oblique angle θ with the horizontal direction of the display device 200, Avoid the phenomenon of Morley corrugation.

The present disclosure has been disclosed in the above embodiments, and is not intended to limit the disclosure, and the present disclosure may be variously modified and retouched without departing from the spirit and scope of the present disclosure. The scope of protection of the content is subject to the definition of the scope of the patent application.

100‧‧‧Display equipment

110‧‧‧First cylindrical lens array

111‧‧‧First cylindrical lens

120‧‧‧Second lenticular lens array

121‧‧‧Second lenticular lens

130‧‧‧Processor

200‧‧‧ display device

210～230‧‧‧Display unit

R, R1 ~ R6‧‧‧ display components

211, 221, 231‧‧‧ first display elements

212, 222, 232‧‧‧ second display elements

213, 223, 233‧‧‧ third display elements

300‧‧‧Backlight

310‧‧‧First light source unit

320‧‧‧Second light source unit

330‧‧‧Lighting diode

401‧‧ ‧ spring

402‧‧‧Frame

403‧‧‧Locking components

L1‧‧‧ first backlight

L2‧‧‧second backlight

Θ‧‧‧ tilt angle

S501 ~ S504‧‧‧ steps

P1 ~ P4‧‧ ‧ pixels

1 is a schematic diagram of a display device according to some embodiments of the present disclosure. 2A is a schematic diagram of a display device according to some embodiments of the present disclosure. 2B is a schematic diagram of a display element in accordance with some embodiments of the present disclosure. FIG. 3A is a schematic diagram of projection of a first backlight line and a second backlight line according to some embodiments of the present disclosure. FIG. 3B is a schematic diagram showing the projection of the first backlight line and the second backlight line according to some embodiments of the present disclosure. 4 is a schematic view of a second lenticular lens array according to some embodiments of the present disclosure. Figure 5 is a flow chart showing the steps in accordance with some embodiments of the present disclosure.

Claims (16)

A display device comprising: a display device comprising a plurality of display units, each of the display units comprising at least a first display element, a second display element and a third display element for respectively displaying different light colors, And sequentially, according to the displayed light color, on the display device; each of the group of display units is sequentially arranged to make at least adjacent ones of the first display element, the second display element, and the third display element Combining three different display elements and displaying at least one pixel in an image; wherein the image includes a first one of the first pixel and a second pixel, wherein the first pixel and the second pixel are the first pixel Displaying, displaying, and displaying at least one of the display elements, the second display element, and the at least one other display element; and a backlight device for generating a plurality of first incident lights and a plurality of tracks a second incident lens; a first lenticular lens array comprising a plurality of first lenticular lenses arranged in a vertical direction, the convex louvers of the first lenticular lenses being for the display And a second lenticular lens array comprising a plurality of second lenticular lenses arranged in a vertical direction, the convex surfaces of the second lenticular lenses being opposite to the first lenticular lens array; An incident light and the second incident light are sequentially refracted by the first lenticular lens and the second lenticular lens, and then projected on the first display element, the second display element, and the third Displays the position of the different vertical heights on the component. The display device of claim 1, wherein the first display element, the second display element, and the third display element are sequentially arranged in a horizontal direction. The display device of claim 1, wherein the backlight device comprises a plurality of first light source units and a plurality of second light source units, wherein the first light source units and the second light source units are sequentially interleaved in a vertical direction. arrangement. The display device of claim 3, wherein the first light source unit and the second light source unit sequentially project the first incident light and the second incident light at different time points. The display device of claim 4, wherein the first incident light and the second incident light are sequentially refracted by the lenticular lenses to form a first backlight line and a second backlight line, respectively. A backlight line and the second backlight line are respectively projected on the first display element, the second display element, and the upper or lower half of the third display element, and do not overlap each other. The display device of claim 1, wherein the vertical positions of the second lenticular lenses respectively correspond to vertical positions of the first display element, the second display element, and the third display element. The display device of claim 1, wherein the first light source unit and the second light source units are respectively provided with a plurality of light emitting diodes. The display device of claim 1, wherein the display device changes the light transmittance of the first display element, the second display element, and the third display element at different points in time according to a control signal. A display method includes: sequentially projecting a plurality of first incident light and a plurality of second incident light through a backlight device in a display device; transmitting a first lenticular lens array and a second lenticular lens array in a sequential manner; And sequentially refracting the first incident light and the second incident light to respectively form a plurality of first backlight lines and a plurality of backlight lines, wherein the first backlight lines and the second backlight lines are vertically staggered The first backlight line and the second backlight lines are passed through a plurality of display units on the display device through a display device; the display elements are sequentially arranged according to the displayed light color. The display device has at least three adjacent display elements for combining and displaying at least one pixel in an image; the display method further includes: the first lenticular lens array directing the first incident light upward Offset to form a plurality of first refracted rays, and the first lenticular lens array further shifts the second incident ray downward to form a plurality of second refracted rays; and the second column is transparent The other of the first array and such second refracted light refracted light refraction backlight for such a first line and a second such line backlight; wherein such first line of the backlight And the second backlight lines respectively project the upper half and the lower half of the display elements adjacent in the vertical direction, and do not overlap each other. The display method of claim 9, further comprising: setting, by the display device, at least three display elements adjacent to each other in the horizontal direction and displaying different light colors to display at least one pixel in the screen. The display method of claim 9, wherein the first backlight lines and the second backlight lines are respectively projected on the upper or lower half of the display elements and do not overlap each other. The display method of claim 9, further comprising: changing, by the display device, the light transmittance of the display elements when the first backlight lines and the second backlight lines are projected onto the display device. A display device comprising: a display device comprising a plurality of display units, each of the display units comprising at least a first display element, a second display element and a third display element for respectively displaying different light colors, And sequentially, according to the displayed light color, on the display device; each of the group of display units is sequentially arranged to make at least adjacent ones of the first display element, the second display element, and the third display element Combining three different display elements and displaying at least one pixel in an image; a backlight device for generating a plurality of first incident lights and a plurality of second incident lights; a first lenticular lens array comprising a plurality of first lenticular lenses arranged in a vertical direction, the first columns a convex surface of the lens for the display device; and a second lenticular lens array comprising a plurality of second lenticular lenses arranged in a vertical direction, the convex surface of the second lenticular lens a lenticular lens array; the first incident light and the second incident light are sequentially refracted by the first lenticular lens and the second lenticular lens, and then projected onto the first display element, Positions of different vertical heights on the second display element and the third display element; wherein the first incident light and the second incident light are sequentially refracted by the lenticular lenses to form a first backlight line and a first The second backlight line, the first backlight line and the second backlight line respectively project the upper half and the lower half of the display elements adjacent in the vertical direction, and do not overlap each other. A display device comprising: a display device comprising a plurality of display units, each of the display units comprising at least a first display element, a second display element and a third display element for respectively displaying different light colors, And sequentially, according to the displayed light color, on the display device; each of the group of display units is sequentially arranged to make at least adjacent ones of the first display element, the second display element, and the third display element Combining three different display elements and displaying at least one pixel in an image; a backlight device for generating a plurality of first incident light and a plurality of second incident light; a first lenticular lens array including a plurality of first lenticular lenses arranged in a vertical direction, the convex linings of the first lenticular lenses being opposite to the display device; a second lenticular lens array comprising a plurality of second lenticular lenses arranged in sequence in a vertical direction, the convex surfaces of the second lenticular lenses being opposite to the first lenticular lens array; the first incident light And the second incident light is sequentially refracted by the first lenticular lens and the second lenticular lens, and then projected on the first display element, the second display element and the third display element Positions of different vertical heights; wherein one side of the second lenticular lens array is inclined in a vertical direction to maintain an oblique angle between the second lenticular lens array and the display device. The display device of claim 14, wherein one side of the second lenticular lens array is fixed to the display device by a spring, and the spring is used to adjust the tilt angle. A display method includes: sequentially projecting a plurality of first incident light and a plurality of second incident light through a backlight device in a display device; transmitting a first lenticular lens array and a second lenticular lens array in a sequential manner; And sequentially refracting the first incident light and the second incident light to respectively form a plurality of first backlight lines and a plurality of backlight lines, wherein the first backlight lines and the second backlight lines are vertically staggered And the first backlight line and the second backlight lines are passed through a plurality of display units on the display device through a display device; the display elements are sequentially arranged according to the displayed light color Arranging on the display device, and the adjacent at least three display elements are used to combine and display at least one pixel in an image; the display method further includes: the second lenticular lens array is configured to make the first refracted ray Or the second refracting ray generates an offset of an oblique angle such that the projection positions of the first backlight line and the second backlight lines are maintained at an oblique angle with a horizontal line of the display device.