CN112991970A - Light emitting assembly and display device using same - Google Patents
Light emitting assembly and display device using same Download PDFInfo
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- CN112991970A CN112991970A CN202110173900.6A CN202110173900A CN112991970A CN 112991970 A CN112991970 A CN 112991970A CN 202110173900 A CN202110173900 A CN 202110173900A CN 112991970 A CN112991970 A CN 112991970A
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- 239000007787 solid Substances 0.000 claims description 19
- 239000000758 substrate Substances 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 13
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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Abstract
The embodiment of the invention provides a light-emitting component and a display device using the same. The light emitting assembly comprises a plurality of light emitting elements, wherein at least part of the light emitting elements are uniformly arranged along an arc at intervals so as to display an arc outline part of an image. Because in the light-emitting component, at least part of the light-emitting elements are uniformly arranged along an arc at intervals to display the arc outline part of the image, compared with the mode that the arc outline part is arranged in multiple rows and multiple columns in an array mode, under the condition of the same display area, the position of the display circular edge is smooth and excessive, and the problem of display effect distortion is improved.
Description
Technical Field
The invention relates to the technical field of display, in particular to a light-emitting component and a display device using the same.
Background
The light emitting elements of the conventional display device are arranged in a plurality of rows and columns in an array manner. When the display device is applied to a circular display device (such as a watch and a button), due to the fact that most of the display is circular patterns and the display area is small, display is not smooth and complete circular edges cannot be presented, and the display effect is obviously distorted.
Disclosure of Invention
The invention provides a light-emitting assembly, which comprises a plurality of light-emitting elements, wherein at least part of the light-emitting elements are uniformly arranged along an arc at intervals so as to display an arc outline part of an image.
Because in the light-emitting component, at least part of the light-emitting elements are uniformly arranged along an arc at intervals to display the arc outline part of the image, compared with the mode that the arc outline part is arranged in multiple rows and multiple columns in an array mode, under the condition of the same display area, the position of the display circular edge is smooth and excessive, and the problem of display effect distortion is improved.
In some embodiments, the light emitting elements arranged along the circular arc are arranged at a density which is sufficient to center the circle center of the circular arc and have n × 2 on a circle with a radius of m × r(m-1)The light-emitting elements are uniformly arranged at intervals, wherein m is an integer greater than or equal to 1, and n is an integer greater than or equal to 4.
In some embodiments, the arrangement density of the light emitting elements arranged along the circular arc satisfies: eight light-emitting elements are distributed at equal angles by taking the circle center of the arc as the center, and are respectively defined as a first light-emitting element, a second light-emitting element, a third light-emitting element, a fourth light-emitting element, a fifth light-emitting element, a sixth light-emitting element, a seventh light-emitting element and an eighth light-emitting element; the distances between the second light-emitting element, the fourth light-emitting element, the sixth light-emitting element and the eighth light-emitting element and the circle center are the same, and are defined as D0; the distance between the first light-emitting element and the center of the circle is the same as that between the fifth light-emitting element and the center of the circle, and D1 is defined; the distance between the third light-emitting element and the center of the circle is the same as that between the seventh light-emitting element and the center of the circle, and D2 is defined; wherein D0 is less than D1, and D0 is less than D2.
In some embodiments, the image is a solid circle, a circular ring, a solid ellipse, an elliptical ring, or a shaped pattern with an arcuate contour.
In some embodiments, the light emitting device is a light emitting diode.
In some embodiments, the light emitting device further includes a driving substrate, and the plurality of light emitting elements are electrically connected to the driving substrate.
The invention provides a display device, which comprises a body and a light-emitting component arranged on the body, wherein the display device comprises a display area, the light-emitting component is arranged in the display area, the outline of the display area is at least partially arc-shaped, and the light-emitting component of the arc-shaped outline of the display area is the light-emitting component.
The display device comprises the light-emitting component, and at least part of the light-emitting elements in the light-emitting component are uniformly distributed along an arc at intervals so as to display the arc outline part of an image, and compared with the mode that the light-emitting elements are arranged in a plurality of rows and columns in an array mode, the position of a display round edge is smooth and excessive under the condition of the same display area, and the problem of display effect distortion is improved.
In some embodiments, the display device is a watch, bracelet, or button.
Drawings
Fig. 1 is a schematic layout diagram of a plurality of light emitting elements in a light emitting assembly according to a first embodiment of the present invention.
Fig. 2 is a schematic layout diagram of a plurality of light emitting elements in a light emitting assembly according to a second embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a display device according to an embodiment of the invention.
Fig. 4 is a schematic layout view of an image to be displayed and corresponding light emitting elements of a display device to which the light emitting assembly of the first embodiment of the invention is applied.
Fig. 5 is a schematic layout view of an image to be displayed and corresponding light-emitting elements of a display device to which a light-emitting assembly according to a second embodiment of the invention is applied.
Description of the main elements
First light emitting element 121
Second light emitting element 122
Third light emitting element 123
Fourth light emitting element 124
Fifth light emitting element 125
Sixth light emitting element 126
Seventh light emitting element 127
Eighth light emitting element 128
The following detailed description will further illustrate the invention in conjunction with the above-described figures.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention.
Unless defined otherwise, all 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. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
To further explain the technical means and effects of the present invention adopted to achieve the intended purpose, the present invention will be described in detail with reference to the accompanying drawings and preferred embodiments.
The embodiment of the invention provides a light-emitting component. The light emitting assembly includes a plurality of light emitting elements. Wherein at least some of the light emitting elements are evenly spaced along an arc to display an arc-shaped outline portion of an image. Because at least part of the light-emitting elements in the light-emitting component are uniformly arranged along an arc at intervals, compared with the mode that the light-emitting elements are arranged in a plurality of rows and columns in an array mode, the position of the display round edge is smooth and excessive under the condition of the same display area, and the problem of display effect distortion is improved.
Fig. 1 is a schematic layout diagram of a plurality of light emitting elements 12 in a light emitting assembly 10 according to a first embodiment of the present invention. The following description will be given taking as an example that the image of the arc-shaped profile to be displayed is a solid circle. In fig. 1, the center a of the solid circle. The center a of the solid circle is provided with a light emitting element 12, and the rest light emitting elements 12 are uniformly distributed on a series of concentric circles at intervals by taking the center a (which is the center of the arc) as the center.
Specifically, 4 (i.e. 4 x 2) are distributed on a circle with a radius r and a circle center a as a center(1-1)) A plurality of light emitting elements 12, 8 (i.e. 4 x 2) distributed on a circle with a radius of 2r(2-1)) A plurality of light-emitting elements 12, 16 (i.e. 4 x 2) distributed on a circle with a radius of 3r(3-1)) The light-emitting elements 12 are arranged along the circular arc in a manner of analogy, the arrangement density of the light-emitting elements 12 arranged along the circular arc is that n x 2 is arranged on a circle with the radius of m x r and the center of the circle is full of the center of the circular arc(m-1)The light emitting elements 12 are uniformly spaced, where m is an integer greater than or equal to 1, r is greater than zero, and n is an integer greater than or equal to 4.
Among the light emitting elements 12, at least the light emitting elements 12 on the circle edge for displaying the solid circle are arranged in the uniform interval distribution along the running direction of the circular arc, so that the displayed circle edge of the solid circle is in smooth transition, and the problem of display effect distortion is improved. In addition, compared with the light emitting elements 12 arranged in a matrix along two perpendicular directions, the arrangement of the light emitting elements 12 increases the number of the light emitting elements 12 under the same light emitting area, thereby improving the display resolution.
In other embodiments, the image having the arc-shaped contour is not limited to a solid circle, and may be, for example, a circular ring,A solid ellipse, an elliptical ring, or a shaped pattern with an arcuate profile. The shaped pattern may be, for example, a heart shape, a letter to be arced contoured (e.g., the letter "O", the letter "G", the letter "D"), etc. It should be noted that, in the light emitting assembly 10, at least the light emitting elements 12 for displaying the arc-shaped outline are arranged along the arc, and the arrangement density of the light emitting elements 12 arranged along the arc satisfies: on a circle with radius m r and center at the center of the arc, n 2(m-1)The light emitting elements 12 are uniformly spaced, where m is an integer greater than or equal to 1, and n is an integer greater than or equal to 4. Instead of the light emitting elements 12 at the arc-shaped contour, the light emitting elements may be arranged in other forms of arrangement density and arrangement, for example, the light emitting elements may be arranged in rows and columns in an array manner, which is not limited herein.
Fig. 2 is a schematic layout diagram of a plurality of light emitting elements 12 in a light emitting assembly 10 according to a second embodiment of the present invention. The following description will be made by taking the image of the arc-shaped contour to be displayed as a solid circle as an example. In fig. 2, the center of the solid circle to be displayed is a. The center a of the solid circle is provided with a light emitting element 12, and the remaining light emitting elements 12 are uniformly distributed at intervals around the center a (i.e., the center of the arc). The arrangement density of each light emitting element 12 is such that the center of the arc is the center, and eight light emitting elements 12 are distributed at equal angles, which are respectively defined as a first light emitting element 121, a second light emitting element 122, a third light emitting element 123, a fourth light emitting element 124, a fifth light emitting element 125, a sixth light emitting element 126, a seventh light emitting element 127, and an eighth light emitting element 128. The distances between the second light emitting element 122, the fourth light emitting element 124, the sixth light emitting element 126, and the eighth light emitting element 128 and the center of the circle are the same, and D0 is defined. The distance between the first light emitting element 121 and the fifth light emitting element 125 and the center of the circle is the same, and is defined as D1. The third light emitting element 123 and the seventh light emitting element 127 are the same distance from the center of the circle, and are defined as D2. Wherein D0 is less than D1, and D0 is less than D2. That is, eight light emitting elements 12 are disposed adjacent to the periphery of each light emitting element 12, the eight light emitting elements 12 are respectively located at the upper, lower, left, right, upper left, lower left, and lower right of the central light emitting element 12, and the distances between the light emitting elements 12 located at the upper right, upper left, lower left, and lower right and the central light emitting element 12 are smaller than the distances between the light emitting elements 12 located at the upper, lower left, and right and the central light emitting element 12, and each light emitting element 12 is arranged according to the rule. Therefore, compared with the mode of arranging the display circles in multiple rows and multiple columns in an array manner, under the condition of the same display area, the positions of the display circles are smooth and excessive, and the problem of display effect distortion is improved. In addition, compared with the light emitting elements 12 arranged in a matrix along two perpendicular directions, the arrangement of the light emitting elements 12 increases the number of the light emitting elements 12 and improves the display resolution by adding the second light emitting element 122, the fourth light emitting element 124, the sixth light emitting element 126 and the eighth light emitting element 128 arranged along the circle with the radius D0 under the same light emitting area.
In other embodiments, the image of the arc-shaped contour is not limited to a solid circle, and may be, for example, a circular ring, a solid ellipse, an elliptical ring, or a shaped pattern with an arc-shaped contour. The shaped pattern may be, for example, a heart shape, a letter to be arced contoured (e.g., the letter "O", the letter "G", the letter "D"), etc. It should be noted that, in the light emitting assembly 10, at least the light emitting elements 12 for displaying the arc-shaped outline are arranged along the arc, and the arrangement density of the light emitting elements 12 arranged along the arc satisfies: eight light emitting elements 12 are equally distributed around the center of the arc, and are defined as a first light emitting element 121, a second light emitting element 122, a third light emitting element 123, a fourth light emitting element 124, a fifth light emitting element 125, a sixth light emitting element 126, a seventh light emitting element 127, and an eighth light emitting element 128, respectively. The distances between the second light emitting element 122, the fourth light emitting element 124, the sixth light emitting element 126, and the eighth light emitting element 128 and the center of the circle are the same, and D0 is defined. The distance between the first light emitting element 121 and the fifth light emitting element 125 and the center of the circle is the same, and is defined as D1. The third light emitting element 123 and the seventh light emitting element 127 are the same distance from the center of the circle, and are defined as D2. Wherein D0 is less than D1, and D0 is less than D2. Instead of the light emitting elements 12 at the arc-shaped contour, the light emitting elements may be arranged in other forms of arrangement density and arrangement, for example, the light emitting elements may be arranged in rows and columns in an array manner, which is not limited herein.
In some embodiments, the Light Emitting element 12 is a Light Emitting Diode (LED). Specifically, the light emitting element 12 may be a mini light emitting diode (also called sub-millimeter light emitting diode), which has a micro-scale chip size and has advantages of better brightness, color, reliability, etc., and can be applied to a small-sized display device 100 such as a smart watch, a smart bracelet or a button. In other embodiments, the light emitting device 12 may be a conventional LED or a micro LED.
In some embodiments, the light emitting device 10 further includes a driving substrate (not shown), the light emitting elements 12 are electrically connected to the driving substrate, and the light emitting elements 12 emit light under the driving of the driving substrate.
In some embodiments, the light emitting device 10 further includes an optical layer (not shown) covering the light emitting element 12 to adjust light emitted from the light emitting element 12. The optical layer is, for example, a diffusion layer, a light guide layer, a lens layer, or the like.
Fig. 3 is a schematic structural diagram of a display device 100 according to an embodiment of the invention. The display device 100 includes a main body 30 and a light emitting assembly 10(20) disposed on the main body 30. The display device 100 includes the light emitting assembly 10 described above. In the light emitting assembly 10(20), at least some of the light emitting elements 12 are uniformly arranged along an arc at intervals, so that the arc-shaped outline portion of the display image is smoother and more excessive in the position of the display edge under the condition of the same display area compared with the mode that the light emitting elements are arranged in multiple rows and multiple columns in an array manner, and the problem of display effect distortion is improved.
In some embodiments, the display device 100 is a watch, a bracelet, or a button. The image of the arc-shaped outline can be a ring-shaped pattern on a watch or a bracelet, or a function mark or icon on a button.
In some embodiments, the display device 100 includes a display area, the light emitting elements are disposed in the display area, the outline of the display area is at least partially arc-shaped, and the light emitting elements of the portion of the display area with the arc-shaped outline are the light emitting elements 10 (20).
The display area 101 shown in fig. 4 (a) is a solid circle, the outline of the display area 101 is a circle, and the image to be displayed is a solid circle (hatched portion in the figure). If the light emitting device 10 in the display device 100 adopts the arrangement of the light emitting device 10 according to the first embodiment of the present invention, the arrangement of the corresponding light emitting elements 12 is shown in fig. 4 (d). As can be seen from (d) in fig. 4, the arrangement of the respective light emitting elements 12 at the position for showing the arc-shaped contour is rounded. Therefore, the display effect of the rounded edge is improved. In addition, the light emitting elements 12 excluding the outermost layer of the display region 101 are not limited to the arrangement of the light emitting assembly 10 of the first embodiment, and may be arranged in a plurality of rows and columns in an array.
The display area 101 shown in fig. 4 (b) is a circular ring, the inner and outer contours of the display area 101 are both circular, and the image to be displayed is a circular ring (hatched portion in the figure). If the light emitting device 10 in the display device 100 adopts the arrangement of the light emitting device 10 according to the first embodiment of the present invention, the arrangement of the corresponding light emitting elements 12 is shown in fig. 4 (e). As can be seen from the graph (e) in fig. 4, the arrangement of the respective light emitting elements 12 at the position for showing the arc-shaped contour is rounded. Therefore, the display effect of the rounded edge is improved.
The display area 101 shown in fig. 4 (c) is indicated by a letter symbol "G", the partial outlines of the display area 101 are circular arcs, and the image to be displayed is indicated by a letter symbol "G" (shaded portion in the drawing). If the light emitting device 10 in the display device 100 adopts the arrangement of the light emitting device 10 according to the first embodiment of the present invention, the arrangement of the corresponding light emitting elements 12 is shown in fig. 4 (f). As can be seen from (f) in fig. 4, the arrangement of the respective light emitting elements 12 at the position for showing the arc-shaped contour is rounded. Also in fig. 4 (f), the transition between the light emitting elements 12 on the straight side (laterally arranged light emitting elements 12) and the round side is also a smooth transition. Therefore, the display effect of the rounded edge is improved.
Fig. 5 (a), (b), and (c) are still exemplarily illustrated with the display area 101 being a solid circle, a circular ring, and a letter symbol "G", respectively. Specifically, if the light emitting device 10 in the display device 100 adopts the arrangement of the light emitting device 20 according to the second embodiment of the present invention, the arrangement of the corresponding light emitting elements 12 is shown in fig. 5 (d), (e), and (f), respectively. As can be seen from fig. 5 (d), (e) and (f), the arrangement of the light emitting elements 12 at the curved contour is smoothly transited, and in fig. 5 (f), the transition between the light emitting elements 12 at the straight side (the light emitting elements 12 arranged in the transverse direction) and the light emitting elements 12 at the round side is also smoother. Therefore, the display effect of the rounded edge is improved.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the present invention.
Claims (9)
1. A light-emitting assembly is characterized by comprising a plurality of light-emitting elements, wherein at least part of the light-emitting elements are uniformly distributed along an arc at intervals so as to display an arc outline part of an image.
2. The light-emitting assembly according to claim 1, wherein the arrangement density of the light-emitting elements arranged along the circular arc satisfies:
on a circle with radius m r and center at the center of the arc, n 2(m-1)The light-emitting elements are uniformly arranged at intervals, wherein m is an integer greater than or equal to 1, r is greater than zero, and n is an integer greater than or equal to 4.
3. The light-emitting assembly according to claim 1, wherein the arrangement density of the light-emitting elements arranged along the circular arc satisfies:
eight light-emitting elements are distributed at equal angles by taking the circle center of the arc as the center, and are respectively defined as a first light-emitting element, a second light-emitting element, a third light-emitting element, a fourth light-emitting element, a fifth light-emitting element, a sixth light-emitting element, a seventh light-emitting element and an eighth light-emitting element;
the distances between the second light-emitting element, the fourth light-emitting element, the sixth light-emitting element and the eighth light-emitting element and the circle center are the same, and are defined as D0;
the distance between the first light-emitting element and the center of the circle is the same as that between the fifth light-emitting element and the center of the circle, and D1 is defined;
the distance between the third light-emitting element and the center of the circle is the same as that between the seventh light-emitting element and the center of the circle, and D2 is defined;
wherein D0 is less than D1, and D0 is less than D2.
4. The lighting assembly of claim 1 wherein the image is a solid circle, a circular ring, a solid ellipse, an elliptical ring, or a contoured pattern with an arcuate contour.
5. The lighting assembly of claim 1 wherein the light emitting element is a light emitting diode.
6. The light-emitting assembly according to claim 1, further comprising a driving substrate, wherein the plurality of light-emitting elements are electrically connected to the driving substrate.
7. The light emitting assembly of claim 1, further comprising an optical layer covering the light emitting element to condition the light emitted from the light emitting element.
8. A display device, comprising a body and a light emitting component arranged on the body, wherein the display device comprises a display area, and the light emitting component is arranged on the display area, characterized in that, the outline of the display area is at least partially arc-shaped, and the light emitting component of the arc-shaped outline of the display area is the light emitting component of any one of claims 1 to 7.
9. The display device of claim 8, which is a watch, bracelet or button.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110173900.6A CN112991970A (en) | 2021-02-06 | 2021-02-06 | Light emitting assembly and display device using same |
| TW110106820A TWI763335B (en) | 2021-02-06 | 2021-02-25 | Light emitting assembly and display device using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110173900.6A CN112991970A (en) | 2021-02-06 | 2021-02-06 | Light emitting assembly and display device using same |
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| CN112991970A true CN112991970A (en) | 2021-06-18 |
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| CN202110173900.6A Pending CN112991970A (en) | 2021-02-06 | 2021-02-06 | Light emitting assembly and display device using same |
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| CN (1) | CN112991970A (en) |
| TW (1) | TWI763335B (en) |
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| TW201905555A (en) * | 2017-06-28 | 2019-02-01 | 云光科技股份有限公司 | Direct type backlight module capable of reducing the phenomenon of dark and bright spots and improving light emission efficiency |
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- 2021-02-06 CN CN202110173900.6A patent/CN112991970A/en active Pending
- 2021-02-25 TW TW110106820A patent/TWI763335B/en active
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| US20090310047A1 (en) * | 2008-06-16 | 2009-12-17 | Yong-Hwan Shin | Liquid crystal display |
| US20100289994A1 (en) * | 2009-05-13 | 2010-11-18 | Nec Lcd Technologies, Ltd. | Color image display device, color filter substrate, color pixel array substrate, and electronic device |
| WO2017070996A1 (en) * | 2015-10-28 | 2017-05-04 | 深圳市华星光电技术有限公司 | Liquid crystal display panel having adjustable viewing angle, and method for adjusting viewing angle thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| TW202232794A (en) | 2022-08-16 |
| TWI763335B (en) | 2022-05-01 |
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Application publication date: 20210618 |