CN209215803U - A kind of display component and its electronic equipment - Google Patents
A kind of display component and its electronic equipment Download PDFInfo
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- CN209215803U CN209215803U CN201821841022.0U CN201821841022U CN209215803U CN 209215803 U CN209215803 U CN 209215803U CN 201821841022 U CN201821841022 U CN 201821841022U CN 209215803 U CN209215803 U CN 209215803U
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Abstract
The utility model relates to display field, in particular to a kind of display component and its electronic equipment.The display component includes substrate, includes multiple pixel units on the substrate, and each pixel unit includes at least three LED chips;Wherein, the light conversion layer comprising quanta point material is equipped on the light-emitting surface of at least two LED chips;The particle size of the quanta point material is 3nm-30nm;The full-size of the LED chip is 0.01mm-1mm;Spacing on the substrate between two LED chip of arbitrary neighborhood is 0.01mm-0.75mm.The size of the LED chip is smaller, and the resolution of performance is high;And the display component is set to have longer luminescent lifetime, higher brightness and wider array of colour gamut by using the light conversion layer comprising the quanta point material that partial size is 3nm-30nm, and have many advantages, such as that preferable stability, service life are long.Electronic equipment including above-mentioned display component has been provided simultaneously with the high colour gamut of resolution extensively and has had many advantages, such as that preferable stability, service life are long.
Description
[technical field]
The utility model relates to display field, in particular to a kind of display component and its electronic equipment.
[background technique]
Currently, LED, which is shown, has low energy consumption, frivolous and environmentally friendly outstanding feature, it has also become the mainstream of display field.But
The exhibit stabilization and its service life of existing LED display component have been unable to meet the use demand of people.
Therefore to solve the above problems, urgently providing a kind of display component and its electronic equipment.
[utility model content]
For the technical problem for solving exhibit stabilization difference in existing display component, the utility model provides a kind of display group
Part and its electronic equipment.
The scheme that the utility model solves technical problem is to provide a kind of display component, and the display component includes substrate,
It include multiple pixel units on the substrate, each pixel unit includes at least three LED chips;Wherein, at least two
The light conversion layer comprising quanta point material is equipped on the light-emitting surface of the LED chip;The particle size of the quanta point material
For 3nm-30nm;The full-size of the LED chip is 0.01mm-1mm;Two LED chip of arbitrary neighborhood on the substrate
Between spacing be 0.01mm-0.75mm.
Preferably, the light conversion layer includes colloid and the quanta point material that is scattered within colloid;The light turns
Change the light-emitting surface that layer is covered in the LED chip;Or the light conversion layer coats the light-emitting surface and and LED core of the LED chip
The side of the adjacent LED chip of piece light-emitting surface;The light conversion layer with a thickness of 0.02mm-2mm.
Preferably, the quanta point material is directly covered on the light-emitting surface of the LED chip to form light conversion layer;
Or the side that the quanta point material coats the light-emitting surface of the LED chip and connects with light-emitting surface;The thickness of the light conversion layer
Degree is 0.01mm-1mm.
Preferably, the LED chip is blue chip, is arranged not on any two LED chip in the pixel unit
Same light conversion layer, the light that the LED chip issues form feux rouges, green light by different light conversion layers, the pixel unit by
Red pixel, green pixel and blue chip composition;Or the LED chip is purple light chip, is appointed in the pixel unit
Different light conversion layers are set on three LED chips of anticipating, and the light that the LED chip issues is red to be formed by different light conversion layers
Light, green light and blue light, the pixel unit are made of red pixel, green pixel and blue pixel point.
Preferably, the quanta point material in the red pixel includes II-VI race or III-V race's quanta point material;Institute
Stating the quanta point material in green pixel includes II-VI race or III-V race's quanta point material;Amount in the blue pixel point
Son point material includes II-VI race or III-V race's quanta point material.
It preferably, include three pixels in a pixel unit, three pixels are respectively red pixel
Point, green pixel and blue pixel point;It or include four pixels, four pixels point in a pixel unit
It Wei not red pixel, green pixel, blue pixel point and white pixel point;The white pixel point include LED chip and
Cover the white light conversion layer of its light-emitting surface, in the white pixel point quanta point material of light conversion layer include II-VI race or
III-V race's quanta point material mixes.
Preferably, the substrate includes any one of rigid substrates or flexible base board.
Preferably, the substrate with a thickness of 0.02mm-2mm, the display component with a thickness of 0.05mm-10mm.
The scheme that the utility model solves technical problem is to provide a kind of electronic equipment, and the electronic equipment includes at least one
Above-mentioned display component, the electronic equipment with a thickness of 0.1mm-30mm.
Preferably, the electronic equipment is spliced by multiple display components.
Compared with prior art, display component and its electronic equipment provided by the utility model have following beneficial effect
Fruit:
The scheme that the utility model solves technical problem is to provide a kind of display component, and the display component includes substrate,
It include multiple pixel units on the substrate, each pixel unit includes at least three LED chips;Wherein, at least two
The light conversion layer comprising quanta point material is equipped on the LED chip;The particle size of the quanta point material is 3nm-
30nm;The full-size of the LED chip is 0.01mm-1mm;On the substrate between two LED chip of arbitrary neighborhood
Spacing is 0.01mm-0.75mm.The size of the LED chip is smaller, and the resolution of performance is high;And it is by using comprising partial size
The light conversion layer of the quanta point material of 3nm-30nm makes the display component have longer luminescent lifetime, higher brightness and wider
Colour gamut, and have many advantages, such as that preferable stability, service life are long.
The scheme that the utility model solves technical problem is to provide a kind of electronic equipment comprising above-mentioned display component, table
Existing resolution is high and has longer luminescent lifetime, higher brightness and wider array of colour gamut, and has preferable stability, service life
The advantages that long.
[Detailed description of the invention]
Fig. 1 is display component schematic view of the front view provided by the utility model first embodiment;
Fig. 2A is the section schematic diagram of a layer structure in Fig. 1 along the direction I-I;
Fig. 2 B is that the surface layer structure that cuts open of another embodiment of display component described in Fig. 2A regards schematic diagram;
Fig. 3 is display component schematic view of the front view provided by the utility model second embodiment;
Fig. 4 is the section schematic diagram of a layer structure in Fig. 3 along the direction II-II;
Fig. 5 is display component schematic view of the front view provided by the utility model 3rd embodiment;
Fig. 6 is the structural schematic diagram of electronic equipment provided by the utility model fourth embodiment.
Description of drawing identification:
10, display component;11, substrate;12, pixel unit;121, LED chip;151, light conversion layer;122, red picture
Vegetarian refreshments;123, green pixel;124, blue pixel point;1211, blue-light LED chip;1221, red light conversion layer;1231, green
Coloured light conversion coating;
20, display component;21, substrate;22, pixel unit;221, LED chip;222, red pixel;223, green
Pixel;224, blue pixel point;2211, purple LED chip;2221, red light conversion layer;2231, green light conversion layer;
2241, blue light conversion layer;
30, display component;31, substrate;32, pixel unit;321, LED chip;322, red pixel;323, green
Pixel;324, blue pixel point;325, white pixel point;3211, purple LED chip;3221, red light conversion layer;3231,
Green light conversion layer;3241, blue light conversion coating;
40, electronic equipment.
[specific embodiment]
In order to make the purpose of this utility model, technical solution and advantage are more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain
The utility model is not used to limit the utility model.
Referring to Fig. 1, the first embodiment of the utility model provides a kind of display component 10, the display component 10 includes
Substrate 11 is set to multiple pixel units 12 by array arrangement on substrate 11.In the utility model others embodiment, institute
Stating pixel unit 12 can also be other as described in being set to concentric circles, zigzag, X font other modes on substrate 11.
It addresses on the utility model and is illustrated following with the mode of array setting as example.
The substrate 11 includes any one of rigid substrates or flexible base board.The flexible base board includes metal plate, soft
Property any one of plastic plate or FPC plate;The material of the metal plate is metals and its alloy carriers such as copper, aluminium;The flexibility
The material of plastic plate is epoxy glass, polyether-ether-ketone, polyimides, polycarbonate, polyethylene terephthalate, polybutadiene
Sour glycol ester, polymethyl methacrylate, polyvinyl chloride, polypropylene, polycarbonate, polyarylate, polyether sulfone or poly- naphthalene diformazan
The mixture of any material or multiple material in sour glycol ester.
The substrate 11 with a thickness of 0.02mm-2mm, it is further, described with a thickness of 0.05mm-1mm;Specifically, institute
It states with a thickness of any one of 0.01mm, 0.05mm, 0.8mm, 1mm, 1.5mm or 2mm.
The pixel unit 12 includes at least three LED chips 121, and the type of three LED chips 121 can be identical
Or it is different, further, the LED chip 121 can be purple light chip or blue chip.Each LED chip 121
It all include independent positive terminal pad (not shown) and negative terminal pad (not shown), the positive terminal pad of the LED chip 121, cathode weldering
Disk is used to realize and be electrically connected that described the external circuit board can be controlled separately each LED chip with conducting wire in the substrate 11
121 carry out it is luminous.
The shape of the LED chip 121 can be bar shaped, circle, square etc., and the full-size of the LED chip 121 is
0.01-1mm, it is preferable that the full-size of the LED chip 121 be 0.01mm, 0.015mm, 0.05mm, 0.1mm,
0.127mm, 0.2mm, 0.34mm, 0.51mm, 0.6mm, 0.9mm, 0.97mm or 1mm.
It is understood that the full-size of the LED chip 121 is LED core when LED chip 121 is bar shaped
The length of piece 121;When LED chip 121 is square, the full-size of the LED chip 121 is LED chip 121
Side length;When LED chip 121 is round, which is the diameter of LED chip 121.
The LED chip 121 be preferably blue-light LED chip or purple LED chip, i.e., its can be corresponded in energization
Issue blue light or purple light.
Spacing L1 on the substrate 11 between two LED chip 121 of arbitrary neighborhood are as follows: 0.01mm-0.75mm;Further
Ground, the spacing L1 can also be 0.1-0.5mm;Specifically, the spacing L1 be specially 0.01mm, 0.1mm, 0.2mm,
Any one of 0.35mm, 0.5mm or 0.75mm.
As shown in Figure 2 A, the pixel unit 12 further comprises light conversion layer 151;The LED chip 121 is far from base
The one side of plate 11 is light-emitting surface, and the light conversion layer 151 is covered in the light-emitting surface of part LED chip 121.The light conversion layer
151 include colloid (not shown) and filling and the quanta point material (not shown) within colloid.The thickness of the light conversion layer 151
For 0.02mm-2mm;Further, described with a thickness of 0.1mm-1mm;Specifically, it is described with a thickness of 0.02mm, 0.1mm,
Any one of 0.5mm, 0.8mm, 1mm, 1.5mm, 1.8mm or 2mm.
Specifically, the light conversion layer 151 is covered in the LED chip 121 by modes such as spraying, printing or printings
On light-emitting surface.
The corresponding light conversion layer 151 of each LED chip 121 constitutes a pixel.When the LED chip
121 be blue-light LED chip 1211 when, its own be a pixel.
As shown in Figure 2 B, in the other embodiments of the present embodiment, the light conversion layer 151 can also coat the LED core
The side of the light-emitting surface of piece 121 and the LED chip 121 adjacent with the light-emitting surface of the LED chip 121.
In the other embodiments of the present embodiment, the quanta point material directly covers the light-emitting surface of the LED chip
On, to form light conversion layer (not shown);Or the quanta point material be directly arranged in the LED chip light-emitting surface and with go out
The side (not shown) that smooth surface connects.Specifically, the quanta point material is directly arranged in by modes such as spraying, printing or printings
Light-emitting surface and the side that connects with light-emitting surface on the light-emitting surface of the LED chip or set on the LED chip is to form light
Conversion layer.The light conversion layer with a thickness of 0.01mm-1mm;Further, described with a thickness of 0.05mm-0.5mm;Specifically
Ground, it is described with a thickness of any one of 0.01mm, 0.05mm, 0.1mm, 0.2mm, 0.4mm, 0.55mm, 0.8mm or 1mm.
The particle size of the quanta point material is 3nm-30nm;Further, the particle size can also be 5nm-
20nm;Specifically, the particle size is any one of 3nm, 5nm, 10nm, 13nm, 20nm, 23nm, 28nm or 30nm.
The light conversion layer 151 of the display component 10 includes II-VI race or III-V race's quanta point material.The red picture
The quanta point material of light conversion layer includes II-VI race or III-V race's quanta point material and its mixing material in vegetarian refreshments;The green
The quanta point material of light conversion layer includes II-VI race or III-V race's quanta point material and its mixing material in pixel;The indigo plant
The quanta point material of light conversion layer includes II-VI race or III-V race's quanta point material and its mixing material in colour vegetarian refreshments.
Specifically, the quanta point material of light conversion layer may include but be not only restricted in the red pixel: the fluorescence
Quanta point material of the absorption region in 550nm-660nm;The quanta point material of light conversion layer may include in the green pixel
But it is not only restricted to: quanta point material of the fluorescent absorption range in 450nm-550nm;Light conversion layer in the blue pixel point
Quanta point material may include but be not only restricted to: quanta point material of the fluorescent absorption range in 350nm-400nm.The amount
Son point material may include but be not only restricted to: zinc sulphide, zinc oxide, gallium nitride, zinc selenide, cadmium sulfide, gallium selenide, cadmium selenide, tellurium
Change one of zinc, cadmium telluride, GaAs, indium phosphide and lead telluride or combinations thereof.
Fig. 1 and Fig. 2A are please referred to, it is blue pixel point 124 respectively, red that the pixel unit 12, which includes three pixels,
Pixel 122 and green pixel 123.The blue pixel point 124 only includes a blue-light LED chip 1211;The red picture
Vegetarian refreshments 122 includes a blue-light LED chip 1211 and red light conversion layer 1221;The green pixel 123 includes a blue light
LED chip 1211 and green light conversion layer 1231.The light that the blue-light LED chip 1211 issues is by red light conversion layer 1221
Conversion is to form feux rouges;The light that the blue-light LED chip 1211 issues is green to be formed by the green conversion of light conversion layer 1231
Light.
As shown in Figure 3 and Figure 4, a display component 20 is provided in the second embodiment of the utility model, is implemented with first
The difference of example is: the LED chip 221 is purple LED chip 2211.Specifically, the pixel unit 22 is by blue pixel
Point 224, red pixel 222 and green pixel 223 form.The blue pixel point 224 includes a purple LED chip 2211
And the blue light conversion layer 2241 on the light-emitting surface of the purple LED chip 2211 is set.The purple LED chip 2211
The light of sending is converted by blue light conversion layer 2241 to form blue light.
As shown in figure 5, a display component 30 is provided in the 3rd embodiment of the utility model, with first embodiment and
The difference of two embodiments is: the pixel unit 32 includes four pixels, respectively blue pixel point 324, red pixel
Point 322, the composition of green pixel 323 and white pixel point 325.The white pixel point 325 further comprises blue-light LED chip
Or the light conversion layer (not shown) of purple LED chip and covering thereon.Specifically, light conversion layer in the white pixel point
Quanta point material includes II-VI race or III-V race's quanta point material and its mixing material.Due to the addition of white pixel point 325,
Keep the illumination effect of pixel unit 32 more excellent, and the brightness of display component 30 can be substantially improved.
The definitions relevant condition of the light conversion layer described in the second embodiment and 3rd embodiment of the utility model with
The definitions relevant of light conversion layer provided in above-mentioned first embodiment is identical, and details are not described herein.
As shown in fig. 6, the fourth embodiment of the utility model provides an electronic equipment 40, the electronic equipment 40 includes one
A display component 10 as provided by above-mentioned first embodiment.The electronic equipment 40 with a thickness of 0.1mm-30mm;Further
Ground, the thickness can also be 1mm-20mm;Specifically, described with a thickness of 0.1mm, 0.5mm, 1mm, 5mm, 10mm, 18mm, 25mm
Or any one of 30mm.
Electronic equipment (not shown) provided by the utility model may also include display component 20 and display component 30.It is logical
Cross the display effect for improving electronic equipment significantly using above-mentioned display component, display resolution and exhibit stabilization.
It is layered compared to common fluorescent, quanta point material layer provided by the utility model has the advantage that 1) transmitting light
Spectrum is adjustable;2) wide emission spectrum and narrow excitation spectrum;3) biggish Stokes shift.So as to contain the quantum but material
The display component and its electronic equipment of the bed of material have stronger light emission luminance, wider array of colour gamut and lower energy consumption.
Using the above-mentioned electronic equipment containing quanta point material display component, it can be achieved that full gamut is shown, most true reduction
Image color.
In the other embodiments of the utility model, the electronic equipment 40 is spliced by multiple display components.
The electronic equipment 40 may include but be not only restricted to: smartwatch, smart phone, plate, smart home, intelligence electricity
The fields such as pond, indoor and outdoor large scale display screen.Particularly, due to the thinner thickness of the electronic equipment 40, the electronic equipment
40 can also be mounted directly on the wall of indoor and outdoor.
In order to facilitate use, the electronic equipment 40 is also rollable or is folded so as to user and carries.
Compared with prior art, display component and electronic equipment provided by the utility model have following beneficial effect
Fruit:
(1) scheme that the utility model solves technical problem is to provide a kind of display component, and the display component includes base
Plate, includes multiple pixel units on the substrate, and each pixel unit includes at least three LED chips;Wherein, at least two
The light conversion layer comprising quanta point material is equipped on a LED chip;The particle size of the quanta point material is 3nm-
30nm;The full-size of the LED chip is 0.01mm-1mm;On the substrate between two LED chip of arbitrary neighborhood
Spacing is 0.01mm-0.75mm;Because the size of the LED chip is smaller, the resolution of performance is high;And by using comprising
Partial size is that the light conversion layer of the quanta point material of 3nm-30nm makes the display component have longer luminescent lifetime, higher brightness
With wider array of colour gamut, and have many advantages, such as that preferable stability of material, service life are long.
(2) scheme that the utility model solves technical problem is to provide a kind of display component, the LED core of the display component
Piece is blue-light LED chip or purple LED chip, is based on three primary colors by adding light conversion layer in the LED chip to realize
The full-color display of (red, green, blue).
(3) scheme that the utility model solves technical problem is to provide a kind of display component, and the light of the display component turns
Changing layer includes II-VI race or III-V race's quanta point material to improve stability of photoluminescence.
(4) scheme that the utility model solves technical problem is to provide a kind of display component, and the display component includes base
Plate, the substrate are 0.02mm-2mm, and can be flexible base board, and such setting can make the display device more frivolous
Change.
(5) scheme that the utility model solves technical problem is to provide a kind of display component, further, the pixel list
Member further includes white pixel point;The white pixel point part includes LED chip and is arranged on the LED chip light extraction direction
Light conversion layer, the light emission luminance that the display device can be improved of white luminous device, to obtain more preferably illumination effect.
(6) electronic equipment provided by the utility model comprising the resolution of above-mentioned display device, performance is high and has more
Long luminescent lifetime, higher brightness and broader colour gamut, and there is preferable stability of material, service life length, askiatic to iron
The advantages that print.
Claims (10)
1. a kind of display component, it is characterised in that: the display component includes substrate, includes multiple pixel lists on the substrate
Member, each pixel unit include at least three LED chips;Wherein, it is set on the light-emitting surface of at least two LED chips
There is the light conversion layer comprising quanta point material;The particle size of the quanta point material is 3nm-30nm;The LED chip is most
Large scale is 0.01mm-1mm;Spacing on the substrate between two LED chip of arbitrary neighborhood is 0.01mm-0.75mm.
2. display component according to claim 1, it is characterised in that: the light conversion layer include colloid and be scattered in colloid it
The interior quanta point material;The light conversion layer is covered in the light-emitting surface of the LED chip;Or the light conversion layer coats institute
State the light-emitting surface of LED chip and the side of the LED chip adjacent with LED chip light extraction face;The light conversion layer with a thickness of
0.02mm-2mm。
3. display component according to claim 1, it is characterised in that: the quanta point material is directly covered in the LED core
To form light conversion layer on the light-emitting surface of piece;Or the quanta point material be directly arranged in the LED chip light-emitting surface and with
The side that light-emitting surface connects;The light conversion layer with a thickness of 0.01mm-1mm.
4. display component according to claim 1, it is characterised in that: the LED chip is blue chip, the pixel list
Different light conversion layers are set on any two LED chip in member, the light that the LED chip issues by different light conversion layers with
Feux rouges, green light are formed, the pixel unit is made of red pixel, green pixel and blue chip;Or the LED chip
For purple light chip, different light conversion layers are set, the LED chip issues in the pixel unit on any three LED chips
Light by different light conversion layers to form feux rouges, green light and blue light, the pixel unit is by red pixel, green pixel
And blue pixel point composition.
5. display component according to claim 4, it is characterised in that: the quanta point material in the red pixel includes
II-VI race or III-V race's quanta point material;Quanta point material in the green pixel includes that II-VI race or III-V race measure
Son point material;Quanta point material in the blue pixel point includes II-VI race or III-V race's quanta point material.
6. display component according to claim 1, feature is just: including three pixels in a pixel unit
Point, three pixels are respectively red pixel, green pixel and blue pixel point;Or in a pixel unit
Including four pixels, four pixels are respectively red pixel, green pixel, blue pixel point and white pixel
Point;The white pixel point includes LED chip and the white light conversion layer for covering its light-emitting surface, and light turns in the white pixel point
The quanta point material for changing layer includes II-VI race or III-V race's quanta point material.
7. display component according to claim 1, it is characterised in that: the substrate includes in rigid substrates or flexible base board
It is any.
8. display component according to claim 7, it is characterised in that: the substrate with a thickness of 0.02mm-2mm;It is described
Display component with a thickness of 0.05mm-10mm.
9. a kind of electronic equipment, it is characterised in that: it include at least just like display component described in any one of claim 1-8,
The electronic equipment with a thickness of 0.1mm-30mm.
10. electronic equipment as claimed in claim 9, it is characterised in that: the electronic equipment spliced by multiple display components and
At.
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CN201821841022.0U CN209215803U (en) | 2018-11-08 | 2018-11-08 | A kind of display component and its electronic equipment |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI764404B (en) * | 2020-08-24 | 2022-05-11 | 錼創顯示科技股份有限公司 | Spliced micro light emitting diode display panel |
US11887842B2 (en) | 2020-08-24 | 2024-01-30 | PlayNitride Display Co., Ltd. | Spliced micro light-emitting-diode display panel |
-
2018
- 2018-11-08 CN CN201821841022.0U patent/CN209215803U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI764404B (en) * | 2020-08-24 | 2022-05-11 | 錼創顯示科技股份有限公司 | Spliced micro light emitting diode display panel |
US11887842B2 (en) | 2020-08-24 | 2024-01-30 | PlayNitride Display Co., Ltd. | Spliced micro light-emitting-diode display panel |
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