CN220041343U - Display module and LED display screen - Google Patents

Abstract

The utility model provides a display module assembly and LED display screen, relates to and shows technical field, including a plurality of virtual pixel, one virtual pixel includes at least one subpixel, and is adjacent be provided with the cavity between the subpixel, adjacent also be provided with the cavity between the virtual pixel, adjacent the cavity length between the subpixel is the same, adjacent the cavity length between the virtual pixel equals adjacent the cavity length between the subpixel. According to the utility model, the adjacent sub-pixels are provided with the cavities, and the lengths of the cavities between the adjacent sub-pixels are the same, so that the display screen has a relatively consistent display effect.

Description

Display module and LED display screen

Technical Field

The utility model relates to the technical field of display, in particular to a display module and an LED display screen.

Background

The virtual pixels control the luminous tubes by using a software algorithm, the luminous tubes participate in imaging of a plurality of adjacent pixels, the virtual screen realizes larger resolution by using fewer luminous tubes, and the pixel resolution of the LED display screen can be improved by multiple times. The LED lamps of the existing LED display screen with virtual pixel display are generally virtual by four lamps, and the glue layers are directly covered on the four LED lamps. However, as shown in fig. 1, in this conventional method, if the display modules are observed at different angles, the light emission colors of the display modules are different and not uniform, resulting in poor display effect, which needs to be improved.

Therefore, there is a need to develop a display module and an LED display screen to solve the problems in the prior art.

Disclosure of Invention

The utility model aims to provide a display module and an LED display screen, and solves the problem that the display module provided in the background art is inconsistent in luminous colors at different angles by arranging cavities on adjacent sub-pixels and the lengths of the cavities between the adjacent sub-pixels are the same.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the display module comprises a plurality of virtual pixels, wherein one virtual pixel comprises at least one sub-pixel, a cavity is arranged between every two adjacent sub-pixels, a cavity is also arranged between every two adjacent virtual pixels, the lengths of the cavities between every two adjacent sub-pixels are the same, and the lengths of the cavities between every two adjacent virtual pixels are equal to those between every two adjacent sub-pixels.

Further, the sub-pixels include light emitting beads.

Further, the light-emitting lamp bead is any one of a red lamp bead, a green lamp bead or a blue lamp bead.

Further, the sub-pixel further comprises a light-transmitting layer, and the light-transmitting layer covers the light-emitting lamp beads.

Further, the thickness and the height of the light-transmitting layers arranged on different side walls of the luminous lamp beads are the same.

Further, the virtual pixel includes four sub-pixels arranged in a matrix, and at least three of the four sub-pixels have different emission colors.

Further, the display device further comprises a circuit board, wherein the subpixels are arranged on the circuit board.

Further, the luminous lamp beads are inversely arranged on the circuit board.

Further, the display module further comprises a virtual display control circuit, and the virtual display control circuit controls the display module to perform virtual display.

The LED display screen comprises the display module.

Compared with the prior art, the utility model has the following beneficial effects: through set up the cavity on adjacent sub-pixel, and the cavity length between the whole adjacent sub-pixel is the same, avoided producing the influence to the conduction of luminous lamp pearl light because of the thickness of luminous lamp pearl side euphotic layer for when the user observes the display module assembly at different angles, the display effect of display module assembly has better uniformity.

Other features and advantages of the present utility model will be disclosed in the following detailed description of the utility model and the accompanying drawings.

Drawings

FIG. 1 is a schematic diagram of a lighting effect of the prior art;

FIG. 2 is a schematic diagram of a display module according to the present utility model;

fig. 3 is a schematic view of the light emitting effect of the present utility model.

The figure indicates: 1. virtual pixels; 21. a light emitting lamp bead; 22. and a light-transmitting layer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The display module, as shown in fig. 2 and 3, includes a plurality of virtual pixels 1, one virtual pixel 1 includes at least one sub-pixel, a cavity is disposed between adjacent sub-pixels, a cavity is also disposed between adjacent virtual pixels 1, the lengths of the cavities between adjacent sub-pixels are the same, and the lengths of the cavities between adjacent virtual pixels 1 are equal to the lengths of the cavities between adjacent sub-pixels.

In this embodiment, one virtual pixel 1 includes four sub-pixels, the lateral gap length of two laterally adjacent sub-pixels in the same virtual pixel 1 is Y1, the longitudinal gap length of two longitudinally adjacent sub-pixels in the same virtual pixel 1 is Y3, and the gap length of two laterally adjacent sub-pixels in two different virtual pixels 1 is Y2; the gap length of the vertically adjacent sub-pixels in two different virtual pixels 1 is Y4; preferably, y1=y2=y3=y4, so that the display module can ensure good consistency of display effects.

The sub-pixel comprises a light-emitting lamp bead 21 and a light-transmitting layer 22 covered on the light-emitting lamp bead 21, wherein the light-transmitting layer 22 is covered on the upper surface and the side wall of the light-emitting lamp bead 21. The thickness and the height of the light-transmitting layers 22 arranged on different side walls of the light-emitting lamp beads 21 are the same. Optionally, the light-emitting lamp bead 21 is disposed at the center of the light-transmitting layer 22.

As shown in fig. 2, the thickness of the light-transmitting layer 22 provided on the left side wall of the light-emitting lamp bead 21 is Z1, the thickness of the light-transmitting layer 22 provided on the right side wall of the light-emitting lamp bead 21 is Z2, the thickness of the light-transmitting layer 22 provided on the front side wall of the light-emitting lamp bead 21 is Z3, and the thickness of the light-transmitting layer 22 provided on the rear side wall of the light-emitting lamp bead 21 is Z4, in this embodiment, z1=z2=z3=z4. The transparent layers 22 with the same thickness and height can further ensure the consistency of the display effect of the display module.

Alternatively, the dummy pixels 1 may be covered with the light-transmitting layer 22, and then the cavities are obtained through slotting.

In this embodiment, the light-emitting lamp beads 21 are preferably square, which is beneficial to enhancing the uniformity of the display effect.

In this embodiment, the light-emitting lamp bead 21 is any one of a red lamp bead, a green lamp bead or a blue lamp bead. At least three light-emitting lamp beads 21 among the four light-emitting lamp beads 21 in the same virtual pixel 1 have different light-emitting colors.

And the LED lamp beads 21 are flip-chip mounted on the circuit board.

The display module is characterized by further comprising a virtual display control circuit, wherein the virtual display control circuit is used for controlling the display module to perform virtual display.

The LED display screen comprises the display module.

The utility model provides a display module and an LED display screen, which are simple in structure, convenient to use and high in reliability.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (10)

1. The display module is characterized by comprising a plurality of virtual pixels, wherein one virtual pixel comprises at least one sub-pixel, a cavity is arranged between every two adjacent sub-pixels, a cavity is also arranged between every two adjacent virtual pixels, the lengths of the cavities between every two adjacent sub-pixels are the same, and the lengths of the cavities between every two adjacent virtual pixels are equal to those between every two adjacent sub-pixels.

2. The display module of claim 1, wherein the sub-pixels comprise light emitting beads.

3. The display module of claim 2, wherein the light emitting bead is any one of a red light bead, a green light bead, or a blue light bead.

4. The display module of claim 2, wherein the sub-pixels further comprise a light transmissive layer overlying the light emitting light beads.

5. The display module assembly of claim 4, wherein the light-transmitting layers are also disposed on sidewalls of the light-emitting beads, and wherein the light-transmitting layers disposed on different sidewalls of the light-emitting beads have the same thickness.

6. The display module of claim 4, wherein the virtual pixel comprises four sub-pixels arranged in a matrix, at least three of the four sub-pixels having different colors of light emission.

7. The display module of any one of claims 2-6, further comprising a circuit board, wherein the subpixels are disposed on the circuit board.

8. The display module of claim 7, wherein the light emitting light beads are flip-chip mounted on the circuit board.

9. The display module of claim 7, further comprising a virtual display control circuit that controls the display module to perform virtual display.

An led display screen comprising a display module according to any one of claims 1-9.