CN108447396B - Display device - Google Patents
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- CN108447396B CN108447396B CN201810159586.4A CN201810159586A CN108447396B CN 108447396 B CN108447396 B CN 108447396B CN 201810159586 A CN201810159586 A CN 201810159586A CN 108447396 B CN108447396 B CN 108447396B
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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
- G09F9/301—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 flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
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- Electroluminescent Light Sources (AREA)
Abstract
The invention discloses a display device, comprising: a display panel; the display panel comprises a display area and a non-display area surrounding the display area; the display area comprises a first sub-edge, and the first sub-edge is sunken towards the inside of the display area to form a first display notch part and at least one first display convex part; the display device comprises a circuit board, wherein the circuit board comprises a first sub-board, at least one second sub-board and a connecting board; the first sub-board comprises a plurality of first leads, and the second sub-board comprises a plurality of second leads; the display area comprises a plurality of first signal lines and a plurality of second signal lines; the first signal line extends to the first sub-edge and is electrically connected with the first lead, and the second signal line extends to the first convex screw edge and is electrically connected with the second lead. Compared with the prior art, the winding condition on the display panel is effectively reduced.
Description
Technical Field
The invention relates to the technical field of display, in particular to a display device.
Background
The most information-receiving of human sensory organs is the visual organ (eye), and people are increasingly required to utilize abundant visual information in production and life, so that display technology plays a very important role in the human society today. Display technologies have appeared to date, the technological development is very rapid, and cathode ray tube technologies (CRT), Plasma Display (PDP), Liquid Crystal Display (LCD), and even the latest OLED display and micro LED display technologies have appeared in sequence.
Nowadays, display technology is rapidly advancing towards narrow frame, high contrast, high resolution, full-color display, low power consumption, high reliability, long service life and thin and light direction, along with the development of scientific technology, the display device with the display panel has more and more extensive applications, so that the requirements of people on the display panel are more and more diversified, and the requirements are not only satisfied with the display panel with a conventional shape, and therefore, the display device with the special-shaped display panel appears. How to realize the narrow-frame design of the special-shaped display panel and improve the use experience of users is an important problem generally faced in the industry.
Disclosure of Invention
In view of the above, the present invention provides a display device, which effectively reduces the occurrence of winding on a display panel.
An embodiment of the present invention provides a display device, including: a display panel; the display panel includes a display area and a non-display area surrounding the display area; the display area comprises a first sub-edge, and the first sub-edge is recessed towards the inside of the display area to form a first display notch part and at least one first display protrusion part; the edge of the first display bulge part is a first convex screwdriver edge, and the first sub edge is connected with the first convex sub edge; the display device comprises a circuit board, wherein the circuit board comprises a first sub-board, at least one second sub-board and a connecting board; the first end of the first sub-board and the first end of the second sub-board are both connected with the display panel, and the second end of the first sub-board and the second end of the second sub-board are both connected with the connecting board; the first sub-board comprises a plurality of first leads, and the second sub-board comprises a plurality of second leads; the display area comprises a plurality of signal lines, and the plurality of signal lines comprise a plurality of first signal lines and a plurality of second signal lines; the first signal line extends to the first sub-edge and is electrically connected with the first lead, and the second signal line extends to the first convex driver edge and is electrically connected with the second lead.
Compared with the prior art, the display device provided by the invention at least realizes the following beneficial effects:
the circuit board includes first daughter board, at least one second daughter board and connecting plate, first lead wire in the first daughter board is direct to be connected with the first signal line in the display area, the second lead wire in the second daughter board is direct to be connected with the second signal line in the display area, can avoid the second signal line in the display area to be connected with the circuit board through the mode of encircleing, effectively reduce unnecessary wire winding in the non-display area, avoid the wire winding to increase the shape and the area of non-display area in the display panel, thereby be favorable to display device's narrow frame ization, promote user experience.
Of course, it is not necessary for any product in which the present invention is practiced to achieve all of the above-described technical effects simultaneously.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a schematic diagram of a conventional display device in the prior art;
FIG. 2 is a front view of a display device according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a display panel of a display device according to an embodiment of the invention;
FIG. 4 is a front view of a circuit board in a display device according to an embodiment of the invention;
FIG. 5 is a schematic diagram of a circuit board of a display device according to an embodiment of the invention;
FIG. 6 is a right side view of a display device according to an embodiment of the invention;
FIG. 7 is a schematic structural diagram of another display device according to an embodiment of the present invention;
FIG. 8 is a front view of another display device according to an embodiment of the present invention;
FIG. 9 is a front view of a display panel of a display device according to an embodiment of the present invention;
FIG. 10 is a front view of another display device according to an embodiment of the present invention;
FIG. 11 is a front view of a circuit board in a display device according to still another embodiment of the present invention;
FIG. 12 is a front view of a display device according to still another embodiment of the present invention in a state where a wiring board is folded in half along a first pair of folding lines;
FIG. 13 is a cross-sectional view A-A of FIG. 12;
FIG. 14 is a sectional view taken along line B-B of FIG. 12;
FIG. 15 is a front view of another display device according to the embodiment of the present invention in a state where the first pair of folding plates are folded in half along the second pair of folding lines;
fig. 16 is a cross-sectional view C-C of fig. 15.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Research shows that in the prior art, a whole circuit board is fixed on a special-shaped display panel to provide a driving signal for the special-shaped display panel. For display devices with grooves, the use of a common monolithic circuit board for binding results in a large number of windings on both sides of the circuit board binding area on the display panel. As shown in fig. 1, the circuit board 2 is bound on the display panel 100, and a large number of winding lines 5 appear at the edge of the binding area of the circuit board on the display panel 100, and these winding lines 5 cause the frame of the display panel 100 to be wider, which does not utilize the narrow frame of the display panel, and reduces the user experience.
Fig. 2 is a front view of a display device according to an embodiment of the present invention, fig. 3 is a schematic structural diagram of a display panel in the display device according to the embodiment of the present invention, fig. 4 is a front view of a circuit board in the display device according to the embodiment of the present invention, fig. 5 is a schematic structural diagram of the circuit board in the display device according to the embodiment of the present invention, and in combination with fig. 2 to 5, the present embodiment provides a display device including:
a display panel 100;
the display panel 100 includes a display area 110 and a non-display area 120 surrounding the display area 110;
the display area 110 includes a first sub-edge 111, and the first sub-edge 111 is recessed toward the inside of the display area 110 to form a first display notch portion 130 and at least one first display protrusion portion 140; the edge of the first display protrusion 140 is a first convex screwdriver edge 141, and the first sub-edge 111 is connected with the first convex screwdriver edge 141;
the display device includes a circuit board 200, the circuit board 200 including a first sub-board 210, at least one second sub-board 220, and a connection board 230; the first end 211 of the first sub-board 210 and the first end 221 of the second sub-board 220 are both connected with the display panel 100, and the second end 212 of the first sub-board 210 and the second end 222 of the second sub-board 220 are both connected with the connection board 230;
the first sub-board 210 includes a plurality of first leads 240, and the second sub-board 220 includes a plurality of second leads 250;
the display region 110 includes a plurality of signal lines 150, the plurality of signal lines 150 including a plurality of first signal lines 151 and a plurality of second signal lines 152; the first signal line 151 extends to the first sub-edge 111 and is electrically connected to the first lead 240, and the second signal line 152 extends to the first driver edge 141 and is electrically connected to the second lead 250.
Specifically, with continued reference to fig. 2, the display device includes a display panel 100 and a wiring board 200, the display panel 100 including a display area 110 and a non-display area 120;
with continued reference to fig. 3, the display area 110 includes a first sub-edge 111, the first sub-edge 111 is recessed toward the inside of the display area 110 to form a first display notch portion 130 and a first display protrusion portion 140, fig. 2 and 3 only show the case where one first display protrusion portion 140 is disposed, and the case where one first display protrusion portion 140 is not limited herein, the display area 110 further includes a plurality of signal lines 150, and the plurality of signal lines 150 include a plurality of first signal lines 151 and a plurality of second signal lines 152;
with continued reference to fig. 4, the circuit board 200 includes a first sub-board 210, a second sub-board 220 and a connection board 230, and fig. 2 and 4 only illustrate the case where one second sub-board 220 is provided, and the provision of one second sub-board 220 is not limited herein;
referring to fig. 2 and 4, the first end 211 of the first sub-board 210 and the first end 221 of the second sub-board 220 are both connected to the display panel 100, and the second end 212 of the first sub-board 210 and the second end 222 of the second sub-board 220 are both connected to the connection board 230;
with continued reference to fig. 5, the first sub-board 210 includes a plurality of first leads 240, and the second sub-board 220 includes a plurality of second leads 250;
referring to fig. 2 to 5, the first signal line 151 extends to the first sub-edge 111 and is electrically connected to the first lead 240, and the second signal line 152 extends to the first driver edge 141 and is electrically connected to the second lead 250. In addition, it will be understood by those skilled in the art that the display device of the present application may include other known structures besides the display panel 100 and the wiring board 200. Such well-known structures will not be further described in order not to obscure the focus of the present application.
The circuit board 200 includes a first sub-board 210, a second sub-board 220 and a connection board 230, a first lead 240 in the first sub-board 210 is directly electrically connected to a first signal line 151 in the display area 110, and a second lead 250 in the second sub-board 220 is directly electrically connected to a second signal line 152 in the display area 110, compared with the prior art, the second signal line 152 in the display area 110 can be prevented from being connected to the circuit board 200 in a winding manner, unnecessary winding in the non-display area 120 is effectively reduced, and the shape and area of the non-display area 120 in the display panel 100 are prevented from being increased by the winding, thereby being beneficial to narrowing the frame of the display device and improving user experience.
It should be noted that, in the display device provided in the embodiment of the present invention, there are various arrangement manners of the circuit board, and the present invention is only described in an exemplary specific arrangement manner of the circuit board herein below.
Fig. 2 to fig. 6 show a specific arrangement of the circuit board, where fig. 6 is a right side view of a display device according to an embodiment of the present invention, and optionally:
the display panel 100 includes an upper surface 101 and a lower surface 102 disposed opposite to each other; the Circuit board 200 is a Flexible Circuit board (FPC for short); the flexible circuit board is bound on the upper surface 101;
the non-display area 120 includes a first binding area 121 and a second binding area 122, the first binding area 121 and the first display notch portion 130 are disposed opposite to each other, and the second binding area 122 and the first display protrusion portion 140 are disposed opposite to each other;
the first end 211 of the first sub-board 210 is electrically connected to the display panel 100 at the first bonding region 121, and the first end 221 of the second sub-board 220 is electrically connected to the display panel 100 at the second bonding region 122.
Specifically, with continued reference to fig. 6, the display panel 100 includes an upper surface 101 and a lower surface 102 disposed opposite to each other, and the flexible printed circuit board is bound to the upper surface 101;
with continued reference to fig. 3, the non-display area 120 includes a first binding area 121 and a second binding area 122;
with continued reference to fig. 2 to 5, the first end 211 of the first sub-board 210 is electrically connected to the display panel 100 at the first bonding area 121, and the first end 221 of the second sub-board 220 is electrically connected to the display panel 100 at the second bonding area 122.
The upper surface 101 may be a light emitting surface of the display panel.
In this embodiment, the display panel 100 and the circuit board 200 may be manufactured and formed in different manufacturing processes and then bonded together, so that additional materials and processes are not required to be added in the manufacturing process of the display panel 100, and the process difficulty of manufacturing the display device is reduced.
It can be understood that the positions of the first sub-board 210, the second sub-board 220 and the display panel 100 are not limited, and this embodiment only shows the case that the first sub-board 210, the second sub-board 220 and the display panel 100 are respectively electrically connected in the first bonding region 121 and the second bonding region 122, and the specific positions of the first sub-board 210, the second sub-board 220 and the display panel 100 that are electrically connected may be set according to specific design requirements of the display device, which is not described herein again. In addition, it will be understood by those skilled in the art that the display device of the present application may include other known structures besides the display panel 100 and the wiring board 200. Such well-known structures will not be further described in order not to obscure the focus of the present application.
Please refer to fig. 2-5 and fig. 7 for another specific arrangement mode of the circuit board, fig. 7 is a schematic structural diagram of another display device according to an embodiment of the present invention, and optionally:
the display panel 100 includes a substrate base 105, the circuit board 200 includes a base 203, and the substrate base 105 and the base 203 are integrally formed.
Specifically, with continued reference to fig. 2-5, the display device includes a display panel 100 and a circuit board 200, the display panel 100 including a display area 110 and a non-display area 120; the display area 110 includes a first display notch portion 130 and a first display protrusion 140, fig. 2 and 3 only show that one first display protrusion 140 is provided, and the provision of one first display protrusion 140 is not limited herein, and the display area 110 further includes a plurality of first signal lines 151 and a plurality of second signal lines 152; the circuit board 200 includes a first sub-board 210, a second sub-board 220 and a connection board 230, and fig. 2 and 4 only show the case where one second sub-board 220 is provided, and the provision of one second sub-board 220 is not limited herein; the first end 211 of the first sub-board 210 and the first end 221 of the second sub-board 220 are both connected with the display panel 100, and the second end 212 of the first sub-board 210 and the second end 222 of the second sub-board 220 are both connected with the connection board 230; the first sub-board 210 includes a plurality of first leads 240, and the second sub-board 220 includes a plurality of second leads 250; the first signal line 151 extends to the first sub-edge 111 and is electrically connected to the first lead 240, and the second signal line 152 extends to the first driver edge 141 and is electrically connected to the second lead 250.
With reference to fig. 7 in combination with fig. 2 to fig. 5, the case that the display device includes two first display protrusions 140 and two second sub-boards 220 is not limited to the case that the display device includes two first display protrusions 140 and two second sub-boards 220, where the display panel 100 includes a substrate base 105, the circuit board 200 includes a base material 203, and the substrate base 105 and the base material 203 are an integrally molded structure. For example, the base substrate 105 and the base material 203 may be formed by the same material in the same manufacturing process. Alternatively, the material of the base substrate 105 and the base material 203 may be a resin material, such as polyimide, and this embodiment is not particularly limited thereto.
The display device provided by the embodiment does not need to additionally provide the circuit board 200, reduces the assembly process of the display device, and improves the efficiency of manufacturing the display panel 100.
It can be understood that there are various molding structures of the substrate base 105 and the base 203, and the specific molding structure may be set according to specific design requirements of the display device, which is not described in detail herein. In addition, it will be understood by those skilled in the art that the display device of the present application may include other known structures besides the display panel 100 and the wiring board 200. Such well-known structures will not be further described in order not to obscure the focus of the present application.
With continuing reference to fig. 2-5, the present embodiment provides a display panel, optionally wherein:
the display device 100 further includes an integrated circuit chip 300;
the connection board 230 includes a chip bonding area 231, and the integrated circuit chip 300 is electrically connected to the wiring board 200 at the chip bonding area 231.
Specifically, with continued reference to fig. 2, the display device includes a display panel 100 and a wiring board 200, the display panel 100 including a display area 110 and a non-display area 120;
with continued reference to fig. 3, the display area 110 includes a first sub-edge 111, the first sub-edge 111 is recessed toward the inside of the display area 110 to form a first display notch portion 130 and a first display protrusion portion 140, fig. 2 and 3 only show that a first display protrusion portion 140 is disposed, and the first display protrusion portion 140 is not limited to be disposed here, and the display area 110 further includes a plurality of first signal lines 151 and a plurality of second signal lines 152;
with continued reference to fig. 4, the circuit board 200 includes a first sub-board 210, a second sub-board 220, and a connection board 230, fig. 2 and 4 only illustrate the case where one second sub-board 220 is disposed, and the case where one second sub-board 220 is not limited to be disposed, the display device 100 further includes an integrated circuit chip 300, the connection board 230 includes a chip bonding area 231, and the integrated circuit chip 300 is electrically connected to the circuit board 200 at the chip bonding area 231;
referring to fig. 2 and 4, the first end 211 of the first sub-board 210 and the first end 221 of the second sub-board 220 are both connected to the display panel 100, and the second end 212 of the first sub-board 210 and the second end 222 of the second sub-board 220 are both connected to the connection board 230;
with continued reference to fig. 5, the first sub-board 210 includes a plurality of first leads 240, the second sub-board 220 includes a plurality of second leads 250, and the integrated circuit chip 300 is electrically connected to the first leads 240 and the second leads 250;
referring to fig. 2, 3 and 5, the first signal line 151 extends to the first sub-edge 111 and is electrically connected to the first lead 240, and the second signal line 152 extends to the first driver edge 141 and is electrically connected to the second lead 250. Further, it will be understood by those skilled in the art that the display device of the present application may include other known structures in addition to the display panel 100, the wiring board 200 and the integrated circuit chip 300. Such well-known structures will not be further described in order not to obscure the focus of the present application.
Fig. 8 is a front view of another display device according to an embodiment of the present invention, which is combined with fig. 3, 4, 5 and 8, and is optional, wherein:
the display panel 100 includes first display protrusions 140, and the first display notch 140 is located between two first display protrusions 140;
the wiring board 200 includes two second sub-boards 220, and the first sub-board 210 is located between the two second sub-boards 220.
Specifically, continuing to refer to fig. 8, the display device includes a display panel 100 and a circuit board 200, the display panel 100 includes a display area 110 and a non-display area 120, the display panel 100 includes a first display protrusion 140, the first display notch 130 is located between the two first display protrusions 140, the circuit board 200 includes two second sub-boards 220, the first sub-board 210 is located between the two second sub-boards 220, fig. 8 only shows a case where the display device is provided with two first display protrusions 140 and two second sub-boards 220, and the arrangement of the two first display protrusions 140 and the two second sub-boards 220 is not limited herein;
fig. 8 is combined with fig. 3, and fig. 3 only shows a case where one first display protrusion 140 is provided, where a case where two first display protrusions 140 are provided is derived, the display area 110 further includes a plurality of signal lines 150, and the plurality of signal lines 150 includes a plurality of first signal lines 151 and a plurality of second signal lines 152;
fig. 8 is combined with fig. 4, and fig. 4 only shows a case where one second sub-board 220 is provided, where two second sub-boards 220 are derived, the first end 211 of the first sub-board 210 and the first end 221 of the second sub-board 220 are both connected to the display panel 100, and the second end 212 of the first sub-board 210 and the second end 222 of the second sub-board 220 are both connected to the connection board 230;
fig. 8 is combined with fig. 5, and fig. 5 shows only a case where one second sub-board 220 is provided, where a case where two second sub-boards 220 are provided is derived, the first sub-board 210 includes a plurality of first leads 240, and the second sub-board 220 includes a plurality of second leads 250;
referring to fig. 3 to 5 and 8, the first signal line 151 extends to the first sub-edge 111 and is electrically connected to the first lead 240, and the second signal line 152 extends to the first driver edge 141 and is electrically connected to the second lead 250. In addition, it will be understood by those skilled in the art that the display device of the present application may include other known structures besides the display panel 100 and the wiring board 200. Such well-known structures will not be further described in order not to obscure the focus of the present application.
The circuit board 200 includes a first sub-board 210, two second sub-boards 220 and a connection board 230, a first lead 240 in the first sub-board 210 is directly electrically connected to a first signal line 151 in the display area 110, and a second lead 250 in the second sub-board 220 is directly electrically connected to a second signal line 152 in the display area, compared with the prior art, when the display panel 100 includes two first display protrusions 140, the second signal line 152 in the display area 110 can be prevented from being electrically connected to the second lead 250 in the circuit board 200 in a winding manner, unnecessary windings in the non-display area 120 can be effectively reduced, the shape and area of the non-display area 120 in the display panel 100 can be prevented from being increased by the windings, thereby being beneficial to the narrow border of the display device and improving user experience.
Fig. 9 is a front view of a display panel in a display device according to an embodiment of the present invention, referring to fig. 2-5 and fig. 9, optionally, wherein:
the display panel 100 includes a first edge 103, the first edge 103 being recessed toward the inside of the display panel 100 such that the display panel 100 forms a first notch 160 and a first protrusion 170;
the first sub-edge 111 and the first edge 103 are located at the same side of the display area 110.
Specifically, with continued reference to fig. 9, the first edge 103 is recessed toward the interior of the display panel 100 such that the display panel 100 forms a first notch 160 and a first protrusion 170;
with continued reference to fig. 2-5 and 9, the first signal line 151 extends to the first sub-edge 111 and is electrically connected to the first lead 240, and the second signal line 152 extends to the first driver edge 141 and is electrically connected to the second lead 250. In addition, it will be understood by those skilled in the art that the display device of the present application may include other known structures besides the display panel 100 and the wiring board 200. Such well-known structures will not be further described in order not to obscure the focus of the present application.
Fig. 10 is a front view of another display device according to an embodiment of the present invention, which is combined with fig. 3-5 and fig. 10, optionally, wherein:
the display area 110 includes a second sub-edge 112, and the second sub-edge 112 is recessed toward the inside of the display area 110 to form a second display notch portion 131 and at least one second display protrusion portion 141;
the first display notch portion 130 and the second display notch portion 131 are located at opposite sides of the display area 110.
Specifically, with continued reference to fig. 10, the second sub-edge 112 of the display area 110 is recessed towards the inside of the display area 110 to form a second display notch portion 131 and two second display protrusion portions 141, fig. 10 only shows that two second display protrusion portions 141 are provided, and the provision of two second display protrusion portions 141 is not limited herein;
referring to fig. 2 to 5 and 10, the first signal line 151 extends to the first sub-edge 111 and is electrically connected to the first lead 240, and the second signal line 152 extends to the first driver edge 141 and is electrically connected to the second lead 250. In addition, it will be understood by those skilled in the art that the display device of the present application may include other known structures besides the display panel 100 and the wiring board 200. Such well-known structures will not be further described in order not to obscure the focus of the present application.
With continued reference to fig. 10, another display device according to an embodiment of the present invention is further provided, where:
the display panel 100 includes a second edge 104, and the second edge 104 is recessed toward the inside of the display panel 100 to form a second notch 161 in the display panel 100;
the second sub-edge 112 and the second edge 104 are located at the same side of the display area 110.
Specifically, with continued reference to fig. 10, the display panel 100 includes a second edge 104, and the second edge 104 is recessed toward the inside of the display panel 100 to form a second notch 161 on the display panel 100;
referring to fig. 2 to 5 and 10, the first signal line 151 extends to the first sub-edge 111 and is electrically connected to the first lead 240, and the second signal line 152 extends to the first driver edge 141 and is electrically connected to the second lead 250. In addition, it will be understood by those skilled in the art that the display device of the present application may include other known structures besides the display panel 100 and the wiring board 200. Such well-known structures will not be further described in order not to obscure the focus of the present application.
Optionally, wherein:
the display panel 100 is a liquid crystal display panel or an organic light emitting display panel.
It should be noted that, in other implementations of the present application, the display panel may also be a micro light emitting diode display (micro LED), a Quantum Dot display (QLED), an electronic paper, or other types of panels or display components, which is not limited in the present application and is determined by the actual situation. There are various types of the display panel 100, and the present embodiment will not be described in detail.
Fig. 11 is a front view of a wiring board in a display device according to still another embodiment of the present invention, and fig. 12 is a front view of the display device according to still another embodiment of the present invention in a state where the wiring board is folded in half along a first pair of folding lines; fig. 13 is a sectional view taken along a line a-a of fig. 12, fig. 14 is a sectional view taken along a line B-B of fig. 12, fig. 15 is a front view of a display device in a state where a first folio wing plate is folded in half along a second pair of folding lines according to still another embodiment of the present invention, fig. 16 is a sectional view taken along a line C-C of fig. 15, see fig. 11-16, alternatively, wherein:
the display panel 100 includes an upper surface 101 and a lower surface 102 disposed opposite to each other;
a first hollow-out area 260 is arranged between the first sub-board 210 and the second sub-board 220, and the first hollow-out area 260 penetrates through the flexible circuit board in the thickness direction of the circuit board 200;
the circuit board 200 is folded along a first pair of folding lines 201, the first pair of folding lines 201 extend along a first direction X and intersect with the first hollow 260, so that the first sub-board 210 forms a first pair of sub-boards 270, and at least part of the second sub-board 220 is located on one side of the lower surface 102;
the first pair of folding plates 270 are folded along the second pair of folding lines 202, the second pair of folding lines 202 extend along the first direction X and intersect with the first hollow 260, so that at least a portion of the first pair of folding plates 270 is located on one side of the lower surface 102, and the first pair of folding plates 270 are only located in a region close to the display area 110 in the first notch portion 160, and the first direction X is parallel to a plane where the display panel 100 is located.
Specifically, referring to fig. 11, a first hollow-out area 260 is included between the first sub-board 210 and the second sub-board 220, and the first hollow-out area 260 penetrates through the flexible circuit board in the thickness direction of the circuit board 200;
with continued reference to fig. 11-14, the circuit board 200 is folded along a first pair of folding lines 201, the first pair of folding lines 201 extends along the first direction X and intersects with the first hollow 260, so that the first sub-board 210 forms a first pair of sub-boards 270, and at least a portion of the second sub-board 220 is located on one side of the lower surface 102;
with continued reference to fig. 11 and 15-16, the first pair of folding plates 270 are folded along the second pair of folding lines 202, the second pair of folding lines 202 extend along the first direction X and intersect with the first hollow 260, so that at least a portion of the first pair of folding plates 270 is located on one side of the lower surface 102, and the first pair of folding plates 270 are located only in the area of the first notch 160 close to the display area 110, and the first direction X is parallel to the plane of the display panel 100.
Including first hollowed-out area 260 between first daughter board 210 and the second daughter board 220, the folding of circuit board 200 is made things convenient for in setting up of first hollowed-out area 260, and circuit board 200 is along first broken line 201 fifty percent discount, and first fifty percent discount board 270 is along the fifty percent discount of second broken line 202 fifty percent discount, makes the structure of circuit board 200 match display panel 100's structure through fifty percent discount twice, avoids circuit board 200 to cause the influence to display device's area. It should be noted that, because of the special circuit board structure of the present application, the twice bending design of the present application can be implemented more conveniently, so that the flexible circuit board can be better hidden in the special-shaped display device, the module structure design of the electronic device is more flexible, the narrow frame of the display device is further realized, and the screen occupation ratio of the electronic device is greatly improved.
It should be noted that, in this embodiment, in the case of a structure in which the display panel 100 and the circuit board 200 are manufactured first and then bonded together, description is made of twice folding the circuit board 200, and it is not limited that the circuit board 200 can be folded twice only in this case, and correspondingly, in the case that the substrate base 105 and the base 203 are in an integrally formed structure, the circuit board 200 can also be folded twice, and the present invention is not described in detail.
Referring to fig. 11 and 16, optionally, wherein:
the display device includes a bending auxiliary portion 400, the bending auxiliary portion 400 is disposed adjacent to the first pair of folding lines 201 and/or the second pair of folding lines 202, and the bending auxiliary portion 400 is arranged along the first direction X.
Specifically, with continuing reference to fig. 11 and 16, the display device further includes a bending auxiliary portion 400, the bending auxiliary portion 400 is disposed adjacent to the first pair of folding lines 201 and/or the second pair of folding lines 202, and the bending auxiliary portion 400 is arranged along the first direction X, the bending auxiliary portion 400 is made of a high-elasticity polymer material, so that the bending auxiliary portion 400 has good elasticity, and the bending auxiliary portion 400 plays a role of buffering and protecting the first pair of folding lines 201 and the second pair of folding lines 202 on the circuit board 200 during bending; the circuit board 200 is folded along the first pair of folding lines 201, the first folded sub-board 270 is folded along the second pair of folding lines 202, and the structure of the circuit board 200 is matched with the structure of the display panel 100 by folding twice, so that the influence of the circuit board 200 on the area of the display device is avoided. It should be noted that, because of the special circuit board structure of the present application, the twice bending design of the present application can be implemented more conveniently, so that the flexible circuit board can be better hidden in the special-shaped display device, the module structure design of the electronic device is more flexible, the narrow frame of the display device is further realized, and the screen occupation ratio of the electronic device is greatly improved.
It should be noted that the display device provided in the embodiment of the present invention may be other display devices with a display function, such as a mobile phone, a computer, a television, and a vehicle-mounted display device, and the present invention is not limited to this.
As can be seen from the above embodiments, the display device provided by the present invention at least achieves the following beneficial effects:
the circuit board 200 includes a first sub-board 210, at least one second sub-board 220 and a connection board 230, a first lead 240 in the first sub-board 210 is directly electrically connected to a first signal line 151 in the display area 110, a second lead 250 in the second sub-board 220 is directly electrically connected to a second signal line 152 in the display area 110, the second signal line 152 in the display area 110 can be prevented from being connected to the circuit board 200 in a winding manner, unnecessary windings in the non-display area 120 are effectively reduced, the shape and area of the non-display area 120 in the display panel 100 are prevented from being increased by the windings, thereby being beneficial to narrowing the frame of the display device and improving user experience.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (10)
1. A display device, comprising:
a display panel;
the display panel includes a display area and a non-display area surrounding the display area;
the display area comprises a first sub-edge, and the first sub-edge is recessed towards the inside of the display area to form a first display notch part and at least one first display protrusion part; the edge of the first display bulge part is a first convex screwdriver edge, and the first sub edge is connected with the first convex sub edge;
the display panel comprises a first edge, and the first edge is recessed towards the interior of the display panel so that the display panel forms a first notch part and a first bulge part; the first sub-edge and the first edge are located on the same side of the display area;
the display device comprises a circuit board, wherein the circuit board comprises a first sub-board, at least one second sub-board and a connecting board; the first end of the first sub-board and the first end of the second sub-board are both connected with the display panel, and the second end of the first sub-board and the second end of the second sub-board are both connected with the connecting board;
the first sub-board comprises a plurality of first leads, and the second sub-board comprises a plurality of second leads;
the display area comprises a plurality of signal lines, and the plurality of signal lines comprise a plurality of first signal lines and a plurality of second signal lines; the first signal line extends to the first sub-edge and is electrically connected with the first lead, and the second signal line extends to the first convex driver edge and is electrically connected with the second lead.
2. The display device according to claim 1,
the display panel comprises an upper surface and a lower surface which are oppositely arranged; the circuit board is a flexible circuit board; the flexible circuit board is bound on the upper surface;
the non-display area comprises a first binding area and a second binding area, the first binding area and the first display notch portion are arranged oppositely, and the second binding area and the first display bulge portion are arranged oppositely;
the first end of the first sub-board is electrically connected with the display panel in the first binding area, and the first end of the second sub-board is electrically connected with the display panel in the second binding area.
3. The display device according to claim 1,
the display panel comprises a substrate base plate, the circuit board comprises a base material, and the substrate base plate and the base material are of an integrally formed structure.
4. The display device according to claim 1,
the display device further comprises an integrated circuit chip;
the connecting plate comprises a chip binding area, and the integrated circuit chip is electrically connected with the circuit board in the chip binding area.
5. The display device according to claim 1,
the display panel comprises two first display convex parts, and the first display notch part is positioned between the two first display convex parts;
the circuit board comprises two second sub-boards, and the first sub-board is located between the two second sub-boards.
6. The display device according to claim 1,
the display area comprises a second sub-edge, and the second sub-edge is recessed towards the inside of the display area to form a second display notch part and at least one second display protrusion part;
the first and second display notch portions are located at opposite sides of the display area.
7. The display device according to claim 6,
the display panel comprises a second edge, and the second edge is recessed towards the inside of the display panel so that the display panel forms a second notch part;
the second sub-edge and the second edge are located on the same side of the display area.
8. The display device according to claim 1,
the display panel is a liquid crystal display panel or an organic light emitting display panel.
9. The display device according to claim 1,
the display panel comprises an upper surface and a lower surface which are oppositely arranged;
a first hollow area is arranged between the first sub-board and the second sub-board and penetrates through the circuit board along the thickness direction of the circuit board;
the circuit board is folded along a first pair of folding lines, the first pair of folding lines extend along a first direction and intersect with the first hollow area, so that the first sub-board forms a first pair of folding sub-boards, and at least part of the second sub-board is located on one side of the lower surface;
the first pair of folio boards are folded along a second pair of folding lines, the second pair of folding lines extend along a first direction and are intersected with the first hollow-out area, so that at least part of the first pair of folio boards are located on one side of the lower surface, the first pair of folio boards are only located in an area, close to the display area, of the first gap portion, and the first direction is parallel to the plane where the display panel is located.
10. The display device according to claim 9,
the display device comprises a bending auxiliary part, wherein the bending auxiliary part is adjacent to the first pair of folding lines and/or the second pair of folding lines, and the bending auxiliary part is arranged along the first direction.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810159586.4A CN108447396B (en) | 2018-02-26 | 2018-02-26 | Display device |
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| CN201810159586.4A CN108447396B (en) | 2018-02-26 | 2018-02-26 | Display device |
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| CN108447396A CN108447396A (en) | 2018-08-24 |
| CN108447396B true CN108447396B (en) | 2020-11-03 |
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| CN109326225B (en) * | 2018-12-06 | 2021-03-26 | 武汉天马微电子有限公司 | Display panel, manufacturing method of display panel and display device |
| CN109725447B (en) * | 2019-02-22 | 2023-11-28 | 武汉华星光电技术有限公司 | Array substrate, display panel and display device |
| CN109976051B (en) * | 2019-04-15 | 2024-03-26 | 武汉华星光电技术有限公司 | display panel |
| CN110007518B (en) * | 2019-04-15 | 2024-02-09 | 武汉华星光电技术有限公司 | Backlight module and display device |
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| CN107065336A (en) * | 2017-06-13 | 2017-08-18 | 厦门天马微电子有限公司 | A kind of array base palte, display panel and display device |
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| TWI258032B (en) * | 2005-07-12 | 2006-07-11 | Chunghwa Picture Tubes Ltd | Display and tape carrier package structure |
| KR20150062671A (en) * | 2013-11-29 | 2015-06-08 | 삼성디스플레이 주식회사 | Display device and method of manufacturing the same |
| CN104640390B (en) * | 2014-12-26 | 2017-10-10 | 小米科技有限责任公司 | Narrow frame and the display for being configured with narrow frame |
| JP2016148775A (en) * | 2015-02-12 | 2016-08-18 | 株式会社ジャパンディスプレイ | Display device |
| JP6539567B2 (en) * | 2015-10-30 | 2019-07-03 | 株式会社ジャパンディスプレイ | Display device |
| CN105788462B (en) * | 2016-05-13 | 2019-02-26 | 京东方科技集团股份有限公司 | A kind of abnormity display screen |
| CN107340660A (en) * | 2017-08-18 | 2017-11-10 | 广东欧珀移动通信有限公司 | Array substrate, display panel and electronic device |
| CN107484328B (en) * | 2017-08-30 | 2019-09-24 | 厦门天马微电子有限公司 | A kind of display device |
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| JP2011022182A (en) * | 2009-07-13 | 2011-02-03 | Sony Corp | Liquid crystal display device of lateral electric field system |
| CN107065336A (en) * | 2017-06-13 | 2017-08-18 | 厦门天马微电子有限公司 | A kind of array base palte, display panel and display device |
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