CN114446191A - Novel LED display module and display screen - Google Patents
Novel LED display module and display screen Download PDFInfo
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- CN114446191A CN114446191A CN202210139624.6A CN202210139624A CN114446191A CN 114446191 A CN114446191 A CN 114446191A CN 202210139624 A CN202210139624 A CN 202210139624A CN 114446191 A CN114446191 A CN 114446191A
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- Prior art keywords
- novel led
- led display
- display module
- driving
- base material
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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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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention relates to the technical field of display screens, and discloses a novel LED display module and a display screen, wherein the novel LED display module comprises: a substrate forming a support. The display units are provided with n, wherein n is more than or equal to 2, and the display units are fixedly connected to the surface A of the base material in an array mode. And the driving IC is connected to the B surface of the base material, the base material A, B is two surfaces which are oppositely arranged on the base material, the driving IC is connected with the display unit through a logic circuit, and the driving IC is used for driving the display unit to display. The invention connects a plurality of display units with the driving IC and uses one driving IC to drive simultaneously so as to achieve the design concept of N in 1, and breaks through the traditional concept that 1 is controlled by 1 and even N in 1 is controlled by 4in 1, 9in 1, 16in 1 and even N in 1. Namely, one driving IC controls 4, 9, 16 or n pixels. Not only accords with the concept of MiniLED, but also introduces the concept of N in 1. The brand-new display is realized, and the high precision and high definition of the display are shown.
Description
Technical Field
The invention relates to the technical field of display screens, in particular to a novel LED display module and a display screen.
Background
The display mainly aims at the design mode of the flexible LED display film in the market at present, and the power supply VCC or VDD, the grounding GND and the Signal port (Signal) which are connected between the LED screen film and the motherboard are used as the connection between the motherboard and the LED screen film in the FPC (flexible printed circuit) winding displacement mode by imitating the arrangement mode of a PMLCD (Passive-Matrix LCD).
In the current industry, the driver ICs are enclosed in packages containing 1 group R, G, B, and the driver ICs R, G, B are used and also enclosed in packages. The driver IC in the package uses metal (silver, copper, or stainless steel) which is referred to as a built-in IC. The design mode and the miniaturization possibility of the size of the lamp bead are limited, and the cost cannot be reduced.
Disclosure of Invention
In order to solve the above technical problems, the present invention provides a novel LED display module, which includes:
the substrate forms a supporting unit and is of a flat plate structure, and the substrate is one of transparent sapphire and silicon oxide series materials; the thickness of the base material is between 1um and 2 mm;
the display units are provided with n, wherein n is more than or equal to 2, and the display units are fixedly connected to the surface A of the base material in an array manner;
and the driving IC is connected to the B surface of the base material, the base material A, B is two surfaces which are oppositely arranged on the base material, the driving IC is connected with the display unit through a logic circuit, and the driving IC is used for driving the display unit to display.
Preferably: the logic circuit is made of one or more of conductive materials such as gold, silver, copper, stainless steel and the like or alloys thereof.
Preferably: the line width of the logic circuit is between 1nm and 20 um; the thickness is between 1nm and 300 um; the logic circuit is designed in a grid shape.
Preferably: the novel LED display module also comprises a welding leg; the solder leg is fixedly connected to the edge of the B surface of the substrate, connected with the drive IC and used for conducting electricity.
Preferably: the novel LED display module also comprises a convex lens; the convex lenses are fixedly arranged on the surface A of the base material, the number of the convex lenses corresponds to the number of the display units one by one, and the convex lenses are coated on the display units.
Preferably: n ═ m2Wherein m is an integer.
The invention also provides a novel LED display screen, which is applied to the novel LED display module, and the novel LED display screen comprises:
a flexible substrate;
the novel LED display module is connected to the flexible substrate through the conductive electrode;
the conductive electrode is a flexible grid-like thin layer metal structure for forming a conductive structure.
Preferably: the conductive electrode is made of one of gold, silver, copper and stainless steel or an alloy material thereof, and is in a grid shape; the width of the grid line is between 1um and 5 mm; the thickness of the grid lines is between 0.1um and 300 um; the grid line spacing is between 1um to 10 mm.
Preferably: the flexible substrate is covered with a protective layer, and the protective layer is used for protecting the conductive electrode and the novel LED display module on the flexible substrate; the protective layer is one or a combination of more of PVB, EVA, POE, SGP, silica gel, PP and acrylic adhesive; the thickness of the protective layer is greater than 5/3 times the thickness of the display element.
Preferably: the flexible substrate is made of one or a mixture of more of PET, PEEK, CPI, PEI, PEN, PMMA, COC, COP, PC, LSR, FEP, SMMA, GPPS, PETG or PPSU, and the thickness of the flexible substrate is between 9um and 3 cm.
The invention has the technical effects and advantages that: the plurality of display units are connected with the driving IC, and the plurality of display units are driven simultaneously by using one driving IC so as to achieve the design concept of n in 1, and break through the traditional 1 to 1 control. Not only accords with the concept of MiniLED, but also introduces the concept of N in 1. The brand-new display is realized, and the high precision and high definition of the display are shown.
Drawings
Fig. 1 is a schematic perspective view of a novel LED display module according to the present invention.
Fig. 2 is a schematic top view of a novel LED display module according to the present invention.
Fig. 3 is a partial sectional structural view of the section a-a in fig. 2.
Fig. 4 is a schematic perspective view of a novel LED display screen according to the present invention.
Fig. 5 is a schematic diagram of an internal structure of a novel LED display screen according to the present invention.
Description of reference numerals: convex lens 1, substrate 2, solder leg 3, display unit 4, logic circuit 5, drive IC6, flexible substrate 7, conductive electrode 8, and protective layer 9.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Example 1
Referring to fig. 1 to fig. 3, in the present embodiment, a novel LED display module is provided, where the novel LED display module includes a substrate 2, a display unit 4, and a driving IC 6.
A substrate 2 forming a support unit, wherein the substrate 2 can be a flat plate structure, and the substrate 2 can be transparent sapphire, silicon oxide series materials and the like; the thickness of the substrate 2 may be between 1um and 2mm, but not limited thereto. The substrate 2 may also be an opaque substrate, which is not described herein.
The display units 4 are provided with n, n is larger than or equal to 2, and the display units 4 are fixedly connected to the surface A of the base material 2 in an array mode. The display unit 4 comprises R, G, B fromAnd the resulting three primary colors constitute the smallest unit of a display. The material of the display unit 4 includes red, green and blue phosphors, which may be gallium arsenide, gallium phosphide and gallium nitride or their doped compounds and mixtures, respectively, wherein the phosphors are manufactured by sputtering or evaporation and co-doped, but not limited thereto. n is m2Wherein m is an integer and is greater than or equal to 2, m can be 2, 3, 4, etc., and the corresponding display units 4 can be 4 groups, 9 groups, 16 groups, or even more display units 4 are simultaneously embedded in one substrate 2.
The driver IC6 is fixedly connected to the B surface of the substrate 2, A, B represents two surfaces of the substrate 2 facing each other, it is needless to say that the driver IC6 is not excluded from being provided on the side surface of the substrate 2, the driver IC6 is connected to the display unit 4 through the logic circuit 5, the logic circuit 5 may be embedded in the substrate 2 or attached to the surface of the substrate 2, and the driver IC6 is used for driving the display unit 4 to perform display. The logic circuit 5 may be made of one or more of conductive materials such as gold, silver, copper, stainless steel, etc. or alloys thereof. When there are multiple types, the coating can be set, and details are not described herein. The line width of the logic circuit 5 is between 1nm and 20 um; the thickness is between 1nm and 300 um. The logic circuit 5 may be designed in a grid shape to improve its invisibility, but not limited thereto. The plurality of display units 4 are connected to the driving IC6 and driven simultaneously by using one driving IC6 to achieve the design concept of N in 1, breaking the conventional concept of 1-to-1 control through 4in 1, 9in 1, 16in 1 and even N in 1. Namely, one driver IC6 controls 4, 9, 16 or n pixels. Not only accords with the concept of MiniLED, but also introduces the concept of N in 1. The brand-new display is realized, and the high-precision and high-definition display is shown.
And a fillet 3 fixedly connected to a side portion of the surface of the substrate 2B, connected to the driver IC6, and used for conduction. The material of the solder leg 3 can be stainless steel, copper and silver material or alloy material thereof, but not limited thereto.
Convex lens 1 is provided with a plurality of, and fixed the setting is on the A face of substrate 2, and the quantity of convex lens 1 and the quantity one-to-one of display element 4, the cladding of convex lens 1 is protected display element 4 on display element 4, and convex lens 1 can increase the definition that display element 4 shows. The uniformity of white light formed by mixing RGB light can be improved, and the phenomenon of crosstalk of Mini light sources is reduced.
Example 2
Referring to fig. 4 to 5, the present invention further provides a novel LED display screen, which is applied to the above-mentioned novel LED display module, the novel LED display screen includes a flexible substrate 7, the flexible substrate 7 is a flexible transparent substrate, the material of the flexible transparent substrate may be one or a mixture of multiple materials selected from PET, PEEK, CPI, PEI, PEN, PMMA, COC, COP, PC, LSR, FEP, SMMA, GPPS, PETG, and PPSU, and the thickness of the flexible transparent substrate is between 9um and 3 cm. Novel LED display module assembly pass through conductive electrode 8 and connect on flexible substrate 7, conductive electrode 8 is connected on leg 3, conductive electrode 8 can be connected with the control panel through the connecting wire, specifically do not describe here any longer. The conductive electrode 8 is a flexible grid-like thin-layer metal structure for forming a conductive structure. The material of the conductive electrode 8 can be one of gold, silver, copper, stainless steel or alloy material thereof. It may be provided in a grid-like shape to increase invisibility, but not limited thereto. The width of the grid line is between 1um and 5 mm; the thickness of the grid lines is between 0.1um and 300 um; the grid line spacing is between 1um to 10 mm. Both the conductive electrode 8 and the flexible substrate 7 have certain flexibility, and the bending and flexibility functions and the fine image quality requirements can be realized. The novel LED display module is arranged on one surface of the flexible substrate 7, so that one surface can be displayed.
The flexible substrate 7 is covered with a protective layer 9, and the protective layer 9 is used for protecting the conductive electrode 8 and the novel LED display module on the flexible substrate 7; the protective layer 9 is one or a combination of more of PVB, EVA, POE, SGP, silica gel, PP and acrylic adhesive; the thickness of the protective layer 9 is 5/3 times greater than the thickness of the display element 4. The advantages of the invention include increased brightness of each display unit 4, and flexible substrate 7 for achieving flexibility and finer image quality.
Example 3
The novel LED display module is arranged on two sides of the flexible substrate 7, so that double-sided display can be performed. And by bending, the omnidirectional display is performed.
It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art and related arts based on the embodiments of the present invention without any creative effort, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.
Claims (10)
1. The utility model provides a novel LED display module assembly, its characterized in that, novel LED display module assembly include:
the substrate forms a supporting unit and is of a flat plate structure, and the substrate is one of transparent sapphire and silicon oxide series materials; the thickness of the base material is between 1um and 2 mm;
the display units are provided with n, wherein n is more than or equal to 2, and the display units are fixedly connected to the surface A of the base material in an array manner;
and the driving IC is connected to the B surface of the base material, the base material A, B is two surfaces which are oppositely arranged on the base material, the driving IC is connected with the display unit through a logic circuit, and the driving IC is used for driving the display unit to display.
2. The LED display module according to claim 1, wherein the logic circuit is made of one or more conductive materials selected from gold, silver, copper, stainless steel, etc. or alloys thereof.
3. The novel LED display module of claim 1, wherein the logic circuit has a line width of 1nm to 20 um; the thickness is between 1nm and 300 um; the logic circuit is designed in a grid shape.
4. The novel LED display module of claim 1, further comprising a solder tail; the solder leg is fixedly connected to the edge of the B surface of the substrate, connected with the drive IC and used for conducting electricity.
5. The novel LED display module of claim 1, further comprising a convex lens; the convex lenses are fixedly arranged on the surface A of the base material, the number of the convex lenses corresponds to the number of the display units one by one, and the convex lenses are coated on the display units.
6. The novel LED display module of claim 1, wherein n-m2Wherein m is an integer.
7. A novel LED display screen is applied to the novel LED display module set of any one of claims 1-6, and is characterized in that the novel LED display screen comprises:
a flexible substrate;
the novel LED display module is connected to the flexible substrate through the conductive electrode;
the conductive electrode is a flexible grid-like thin layer metal structure for forming a conductive structure.
8. The novel LED display screen of claim 7, wherein the conductive electrode is made of one of gold, silver, copper and stainless steel or an alloy thereof, and is in a grid shape; the width of the grid line is between 1um and 5 mm; the thickness of the grid lines is between 0.1um and 300 um; the grid line spacing is between 1um to 10 mm.
9. The novel LED display screen according to claim 7, wherein the flexible substrate is covered with a protective layer, and the protective layer is used for protecting the conductive electrode on the flexible substrate and the novel LED display module; the protective layer is one or a combination of more of PVB, EVA, POE, SGP, silica gel, PP and acrylic adhesive; the thickness of the protective layer is greater than 5/3 times the thickness of the display element.
10. The novel LED display screen of claim 7, wherein the flexible substrate is a blend of one or more of PET, PEEK, CPI, PEI, PEN, PMMA, COC, COP, PC, LSR, FEP, SMMA, GPPS, PETG or PPSU with a thickness of between 9um and 3 cm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210139624.6A CN114446191A (en) | 2022-02-15 | 2022-02-15 | Novel LED display module and display screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210139624.6A CN114446191A (en) | 2022-02-15 | 2022-02-15 | Novel LED display module and display screen |
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Application publication date: 20220506 |