CN111627330A - Display module, electronic equipment and display screen assembly - Google Patents
Display module, electronic equipment and display screen assembly Download PDFInfo
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- CN111627330A CN111627330A CN202010394272.XA CN202010394272A CN111627330A CN 111627330 A CN111627330 A CN 111627330A CN 202010394272 A CN202010394272 A CN 202010394272A CN 111627330 A CN111627330 A CN 111627330A
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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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- 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
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Abstract
The application provides a display module assembly, electronic equipment and display screen subassembly relates to electronic equipment's technical field. The display module assembly includes the display area, and the display area includes main display area and first and the tensile display area of second, and the display area is used for the display information, and first and the tensile display area of second extend the setting with the adjacent both sides limit of main display area is integrative respectively, and first and the tensile display area interconnect of second, when the display module assembly is stretched and/or is buckled, first and the tensile display area of second produce and warp in order to avoid the fold. The first stretching display area and the second stretching display area can be stretched and/or bent to deform, so that when the curved screen with at least two adjacent bending parts is manufactured, stress at the position where the first stretching display area and the second stretching display area are connected can be relieved, and the frequency of wrinkles generated in the first stretching display area and the second stretching display area is reduced.
Description
Technical Field
The invention relates to the technical field of electronic equipment, in particular to a display module, electronic equipment and a display screen assembly.
Background
The existing four-curved-surface display screen cannot be produced in a large scale, and the reason is that when four curved surfaces are manufactured to be bent, stress at four corners, namely the joint of two adjacent curved surfaces, is uneven, wrinkles can occur, and a luminous film layer falls off.
Disclosure of Invention
An aspect of the embodiment of the present application provides a display module assembly, including the display area, the display area is used for showing information, the display area includes:
a main display area; and
the display module comprises a main display area, a first stretching display area and a second stretching display area, wherein the main display area is provided with two adjacent sides, the two adjacent sides are respectively and integrally extended, the first stretching display area and the second stretching display area are connected with each other, and the first stretching display area and the second stretching display area can be configured to be deformable so as to avoid the first stretching display area and the second stretching display area from generating wrinkles when the display module is stretched and/or bent.
Another aspect of the embodiments of the present application further provides a display module, including:
a main display area;
the stretching display area is arranged around the main display area and is connected with the main display area; and
the auxiliary display area is arranged around the stretching display area in a surrounding mode and is connected with the stretching display area;
and the non-display area is arranged around the auxiliary display area and is connected with the auxiliary display area, and the stretching display area can be configured to be deformable so as to avoid the stretching display area from generating wrinkles when the display module is stretched and/or bent.
Another aspect of the embodiments of the present application further provides a display module, including:
a display area for displaying information;
the array substrate line driving area is arranged around two adjacent side edges of the display area, is connected with the display area and is used for arranging the routing of the array substrate line driving circuit, a corner part is formed at the joint of the two adjacent side edges, and the position of the array substrate line driving area around the corner part is sunken towards one side of the display area to form an array substrate line driving sunken area; and
the public grounding area is arranged on one side of the array substrate row driving area in a surrounding mode, is connected with the array substrate row driving area and is used for arranging public grounding wires in a wiring mode, the array substrate row driving area is located between the display area and the public grounding area, the positions of the public grounding area around the array substrate row driving recessed area are recessed into the array substrate row driving recessed area to form a public grounding recessed area, and the array substrate row driving recessed area and the public grounding recessed area can be configured to prevent the array substrate row driving area and the public grounding area from generating wrinkles when the display module is stretched and/or bent.
The embodiment of the application further provides a display screen assembly, the display screen assembly includes display screen apron and the aforesaid the display module assembly, the display module assembly pastes and locates a side surface of display screen apron.
The embodiment of the application further provides an electronic equipment, electronic equipment includes the casing and the aforesaid the display screen subassembly, the casing with the display screen cover connection of display screen subassembly to enclose jointly and establish and form the accommodation space, the display module assembly of display screen subassembly is located in the accommodation space.
The display module assembly that this application embodiment provided, the first and second tensile display interval of accessible have the deformability when can stretch and/or buckle for when the curved surface screen that has two adjacent flexion at least is being made, the stress of the first and second tensile display interval position that links can be alleviated, make first and second tensile display interval reduce the frequency that produces the fold.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic diagram of an overall structure of an embodiment of an electronic device according to the present application;
FIG. 2 is a schematic diagram of a side-axial structure of the electronic device in the embodiment of FIG. 1;
FIG. 3 is a schematic diagram of the electronic device in FIG. 1 with a partially disassembled structure;
FIG. 4 is a schematic front view of the display panel cover in the embodiment of FIG. 1;
FIG. 5 is a schematic view of the display panel of FIG. 4 from another perspective;
FIG. 6 is a schematic view of the display panel of FIG. 4 from a further perspective;
FIG. 7 is an enlarged schematic view of the structure at A in FIG. 4;
FIG. 8 is a schematic structural diagram of a display module;
FIG. 9 is a schematic view of the housing with the structure broken away;
FIG. 10 is a schematic view of a display module according to an embodiment of the present application;
FIG. 11 is a schematic view of a display module according to another embodiment of the present application;
FIG. 12 is a magnified view of a portion of a stretched display area in an embodiment of the present application;
FIG. 13 is an enlarged view of a portion of structure B of the stretch display area shown in FIG. 12;
FIG. 14 discloses a cross-sectional view through C-C of the stretched substrate of FIG. 13;
FIG. 15 discloses a layout structure of the metal traces shown in FIG. 12;
fig. 16 is a diagram illustrating a layout structure of a pixel region according to an embodiment of the present application;
fig. 17 discloses a flow chart of a bonding method in an embodiment of the present application.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be noted that the following examples are only illustrative of the present invention, and do not limit the scope of the present invention. Likewise, the following examples are only some but not all examples of the present invention, and all other examples obtained by those skilled in the art without any inventive step are within the scope of the present invention.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
As used herein, "electronic equipment" (which may also be referred to as a "terminal" or "mobile terminal" or "electronic device") includes, but is not limited to, devices that are configured to receive/transmit communication signals via a wireline connection, such as via a Public Switched Telephone Network (PSTN), a Digital Subscriber Line (DSL), a digital cable, a direct cable connection, and/or another data connection/network, and/or via a wireless interface (e.g., for a cellular network, a Wireless Local Area Network (WLAN), a digital television network such as a DVB-H network, a satellite network, an AM-FM broadcast transmitter, and/or another communication terminal). A communication terminal arranged to communicate over a wireless interface may be referred to as a "wireless communication terminal", "wireless terminal" or "mobile terminal". Examples of mobile terminals include, but are not limited to, satellite or cellular telephones; a Personal Communications System (PCS) terminal that may combine a cellular radiotelephone with data processing, facsimile and data communications capabilities; PDAs that may include radiotelephones, pagers, internet/intranet access, Web browsers, notepads, calendars, and/or Global Positioning System (GPS) receivers; and conventional laptop and/or palmtop receivers or other electronic devices that include a radiotelephone transceiver. A cellular phone is an electronic device equipped with a cellular communication module.
It should be noted that the electronic device in the embodiment of the present application mainly aims at a display screen having a structure with four curved surfaces, three curved surfaces, or two curved surfaces. Wherein, the crooked limit of display screen has two adjacent flexion at least, and the bight position that adjacent flexion formed also need be crooked connecting portion structure, what this application mainly solved is the laminating of display screen apron and display module assembly of the connecting portion position between the adjacent flexion and the problem of display effect, the display module assembly laminating of the connecting portion position between the adjacent flexion of for example solution has the problem of fold.
Referring to fig. 1 to fig. 3 together, fig. 1 is a schematic diagram of an overall structure of an embodiment of an electronic device of the present application, fig. 2 is a schematic diagram of an axial side structure of the electronic device in the embodiment of fig. 1, and fig. 3 is a schematic diagram of a partial structure of the electronic device in the embodiment of fig. 1, which is disassembled. It should be noted that the electronic device in the present application may include an electronic device with a curved display screen structure, such as a mobile phone, a tablet computer, a notebook computer, and a wearable device. The electronic device includes, but is not limited to, the following structures: a display screen assembly 10 and a housing 20. The display screen assembly 10 is embedded in the housing 20 for displaying information.
Specifically, the display assembly 10 may include a display cover 100 and a display module 200. The display screen cover 100 is fastened to the housing 20 and encloses a receiving space 101. The display module 200 is disposed in the accommodating space 101 and attached to the surface of the display cover plate 100 for displaying information. The display screen cover plate 100 may be made of glass for protecting the display module 200, so that the display module 200 is not damaged. In one embodiment, the display module 200 may be a flexible display screen, such as an OLED flexible display screen.
Referring to fig. 4 to 6, fig. 4 is a schematic front view of the display cover 100 of the embodiment of fig. 1, fig. 5 is a schematic structural view of the display cover 100 of fig. 4 from another viewing angle, and fig. 6 is a schematic structural view of the display cover 100 of fig. 4 from another viewing angle. The display panel cover 100 may include a bent portion (e.g., a first bent portion 110, a second bent portion 120, a third bent portion 130, a fourth bent portion 140, etc.), a connection portion (e.g., a first connection portion 150, a second connection portion 160, a third connection portion 170, a fourth connection portion 180, etc.), and a main body portion 190. Specifically, the main body 190 may have a planar structure. The connecting portion and the connecting portion may form a ring structure and surround the main body 190. For example, the first bending portion 110, the first connecting portion 150, the second bending portion 120, the second connecting portion 160, the third bending portion 130, the third connecting portion 170, the fourth bending portion 140, and the fourth connecting portion 180 are sequentially connected end to end. The curved portion and the connecting portion extend in a curved manner toward the same side of the main body 190, that is, toward the housing 20.
In one embodiment, the first bending portion 110 and the second bending portion 120 are integrally extended from two adjacent sides of the main body 190. The first connection portion 150 is connected between the first bent portion 110 and the second bent portion 120, corresponds to a corner portion of the main body portion 190, and extends integrally with the main body portion 190. In an embodiment, the display panel cover 100 may be formed by bending integrally, or may be formed by CNC machining, or by combining hot bending and CNC machining, which is not limited herein.
In one embodiment, the first bending portion 110, the second bending portion 120 and the first connecting portion 150 are bent and extended toward the same side of the main body portion 190. That is, the first bent portion 110, the second bent portion 120, and the first connection portion 150 are bent in a direction of the case 20. The first curved portion 110, the second curved portion 120, and the first connection portion 150 may have the same radius of curvature. Of course, in some other embodiments, the radii of curvature of the first curved portion 110, the second curved portion 120, and the first connection portion 150 may be different. For example, the curvature radius of the first connecting portion 150 is larger than the curvature radii of the first curved portion 110 and the second curved portion 120, such a structure can reduce the difficulty of attaching the display module 200 at the position of the first connecting portion 150.
Referring to fig. 3, the display module 200 is attached to a side surface of the display cover 100 facing the bending portion and the connecting portion, that is, the surface of the display cover 100 in the accommodating space 101. In an embodiment, with continued reference to fig. 4-6, main body 190 may be a rectangular structure. The third bending portion 130 and the first bending portion 110 are integrally extended from opposite sides of the body 190. The fourth bending portion 140 and the second bending portion 120 are integrally extended from opposite sides of the body 190. The second connection portion 160, the third connection portion 170, and the fourth connection portion 180 are provided corresponding to one corner portion of the body portion 190. The second connection portion 160 is connected between the second bending portion 120 and the third bending portion 130. The third connection portion 170 is connected between the third bending portion 130 and the fourth bending portion 140. The fourth connection portion 180 is connected between the fourth bending portion 140 and the first bending portion 110.
It should be noted that the terms "first", "second" and "third" in the present invention are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first," "second," or "third" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
For the above and below-described names, "first bending portion", "second bending portion", "third bending portion", "fourth bending portion", and "bending portion" may be mutually converted, for example, "first bending portion" may also be referred to as "second bending portion", and may also be referred to as "bending portion".
For the names above and below, the "first connection portion", "second connection portion", "third connection portion", "fourth connection portion", and "connection portion" may be mutually converted, for example, the "first connection portion" may also be referred to as the "second connection portion" and may also be referred to as the "connection portion".
In an embodiment, please refer to fig. 7, fig. 7 is an enlarged view of a structure shown in fig. 4. The main body 190 of the display panel cover 100 has a planar structure. The main body 190 may have rounded corners 191 corresponding to four corner positions of the connection portions (e.g., the first connection portion 150, the second connection portion 160, the third connection portion 170, the fourth connection portion 180, etc.). In one embodiment, the radius of the rounded corner 191 is not greater than 3mm, so that the display module 200 can better fit with the display cover 100 at the corner. In some other embodiments, the display cover may have other shapes, and the shape of the display module is the same, which is not further described herein.
In an embodiment, the widths of the first, second, third, and fourth bends 110, 120, 130, and 140 are the same. The widths of the first, second, third, and fourth bent portions 110, 120, 130, and 140 are greater than the widths of the first, second, third, and fourth connection portions 150, 160, 170, and 180. The second connection portion 160, the third connection portion 170, and the fourth connection portion 180 have a similar structure to the first connection portion 150.
In an embodiment, the first curved part 110, the second curved part 120, the third curved part 130, the fourth curved part 140, the first connection part 150, the second connection part 160, the third connection part 170, and the fourth connection part 180 have the same radius of curvature. It should be noted that, in some other embodiments, the radii of curvature of the first curved portion 110, the second curved portion 120, the third curved portion 130, the fourth curved portion 140, the first connection portion 150, the second connection portion 160, the third connection portion 170, and the fourth connection portion 180 may be different. Or the first curved part 110, the second curved part 120, the third curved part 130, and the fourth curved part 140 have the same radius of curvature, and the first connection part 150, the second connection part 160, the third connection part 170, and the fourth connection part 180 have the same radius of curvature. In some other embodiments, the radius of curvature of the first connecting portion 150, the second connecting portion 160, the third connecting portion 170, and the fourth connecting portion 180 may be greater than the radius of curvature of the first curved portion 110, the second curved portion 120, the third curved portion 130, and the fourth curved portion 140.
Referring to fig. 8, fig. 8 is a schematic structural diagram of the display module 200. The display module 200 can be attached to the display cover 100 to form the display assembly 10. The display module 200 may include a main display region 210, a curved display region 220 (e.g., a first curved display region 221, a second curved display region 222, a third curved display region 223, a fourth curved display region 224), and a connection region 230 (e.g., a first connection region 231, a second connection region 232, a third connection region 233, a fourth connection region 234) in a unitary structure. The connection region 230 is connected to the main display region 210 and the adjacent curved display region 220, respectively. The connection region 230 is disposed corresponding to a corner position of the main display region 210. The connection region 230 is attached to the connection portions (e.g., the first connection portion 150, the second connection portion 160, the third connection portion 170, and the fourth connection portion 180) of the display panel cover plate 100. The main display area 210 is attached to the main body 190 of the display cover 100. The curved display area 220 of the display module 200 is attached to the curved portion (e.g., the first curved portion 110, the second curved portion 120, the third curved portion 130, and the fourth curved portion 140) of the display cover 100.
For the above and below names, "the first curved display area", "the second curved display area", "the third curved display area", "the fourth curved display area", and "the curved display area" may be switched to each other, for example, "the first curved display area" may also be referred to as "the second curved display area" and may also be referred to as "the curved display area".
For the designations "first connection region", "second connection region", "third connection region", "fourth connection region" and "connection region" above and below, these can be switched over to one another, for example, the "first connection region" can also be referred to as the "second connection region" and also as the "connection region".
In an embodiment, please refer to fig. 3 and 9 together, and fig. 9 is a schematic diagram illustrating a structure of the housing 20 in a disassembled state. The housing 20 may include a middle frame 300 and a rear cover 400. The rear cover 400 and the display cover 100 are respectively fastened to opposite sides of the middle frame 300.
In one embodiment, the middle frame 300 may include a middle plate 310 and a protrusion 320 of a unitary structure. The protrusions 320 are located at four corners of the middle plate 310 and are disposed corresponding to the corners of the display cover 100. The shape and contour of the protrusion 320 are matched with the connection portions (e.g., the first connection portion 150, the second connection portion 160, the third connection portion 170, and the fourth connection portion 180) of the display panel cover 100. The protruding portion 320 is connected to the connecting portion of the display panel cover 100 in an aligned fit manner. The connecting portion of the display panel cover 100 is connected to the protruding portion 320 at a large rounded transition structure. The edge of the middle plate 310 is connected to the curved portions (e.g., the first curved portion 110, the second curved portion 120, the third curved portion 130, and the fourth curved portion 140) of the display panel cover 100 in a fitting manner. In order to reduce the width of the black edge at the fillet position, the fillet position of the display screen cover plate 100 is made into an irregular structure, and the convex part 320 of the middle frame 300 is matched to complement the unfilled corner position of the display screen cover plate 100, so that the width of the black edge is uniform at the fillet position. The protrusion 320 may also protect the corner (connecting portion) of the display panel cover 100.
With continued reference to fig. 9, the rear cover 400 may include a main rear cover body 410 and a bent edge 420. The bending edge 420 is disposed around the main rear cover 410 and bent toward the middle frame 300. The main rear cover 410 is coupled to the middle plate 310 of the middle frame 300 along a circumferential bent edge 420. By arranging the rear cover 400 (i.e., the battery cover) to have a four-side bending structure, the electronic device is more round and has a cobblestone appearance.
Next, a display module is described, which can be attached to the above-mentioned display cover plate 100 to form the display module 200 shown in fig. 8. The display module can avoid the phenomenon of corner position wrinkles when being attached to the display screen cover plate 100. Please refer to fig. 10, which discloses a schematic structural diagram of a display module 50 according to an embodiment of the present application. The display module 50 may include a display area 51 and a non-display area 52. The display area 51 and the non-display area 52 are of an integral structure. Generally rectangular in shape so as to be perfectly conformable to the display cover 100 described above. The non-display area 52 surrounds the display area 51. The display area 51 is used for displaying information. The non-display area 52 can be used for a common ground line (VSS) and a Gate driver On Array (GOA) trace, so that the display area 51 can be driven to display information.
Referring to fig. 10, the display area 51 may include a main display area 511, a stretch display area 512, and a sub display area 513. The main display area 511, the extended display area 512, and the sub display area 513 are an integral structure. The extended display area 512 surrounds the main display area 511, and is connected to the main display area 511. The sub display region 513 is surrounded by the stretch display region 512. The non-display area 52 is enclosed around the sub-display area 513.
The main display area 511 is attached to the display cover 100 to form the main display area 210 as shown in fig. 8. The stretched display area 512, the sub-display area 513 and the non-display area 52 are attached to the display cover 100 to form the curved display area 220 and the connection area 230 as shown in fig. 8.
Referring to fig. 10, the extended display area 512 is convenient for bending and extending when being attached to the display cover 100, so as to prevent the display module 50 from generating a wrinkle phenomenon. The stretch display zone 512 may include a first stretch display zone 5121, a second stretch display zone 5122, a third stretch display zone 5123, and a fourth stretch display zone 5124.
For the above and below names, "first stretch display", "second stretch display", "third stretch display", "fourth stretch display", and "stretch display" may be interchanged, for example, "first stretch display" may also be referred to as "second stretch display", and may also be referred to as "stretch display".
The first stretch display area 5121, the second stretch display area 5122, the third stretch display area 5123, and the fourth stretch display area 5124 are all in a bar shape, and the width can be determined according to the specification of the display screen cover 100. In one embodiment, the widths of the first stretch display zone 5121, the second stretch display zone 5122, the third stretch display zone 5123, and the fourth stretch display zone 5124 may each be 1-3 mm.
The first stretch display area 5121, the second stretch display area 5122, the third stretch display area 5123, and the fourth stretch display area 5124 are sequentially connected end to end and are respectively connected to the main display area 511. Please refer to fig. 11, which discloses a schematic structural diagram of a display module 50 according to another embodiment of the present application. The first and second stretch display areas 5121 and 5122 are extended toward corner positions of the non-display area 52 at the junction of the two, respectively, to be connected with the non-display area 52 to form wrinkle-proof stretch areas.
Referring to fig. 10 and 11, the sub display region 513 is disposed around the stretch display region 512 and connected to the stretch display region 512. The sub display area 513 may include a first sub display area 5131, a second sub display area 5132, a third sub display area 5133, and a fourth sub display area 5134. The first sub display area 5131 is connected to the first tension display area 5121. The second sub display area 5132 is connected to the second stretch display area 5122. The third sub display area 5133 is connected to the third tension display area 5123. The fourth sub display area 5134 is connected to the fourth tension display area 5124.
With regard to the names described above and below, the "first sub display area", "second sub display area", "third sub display area", "fourth sub display area", and "sub display area" may be switched to each other, for example, the "first sub display area" may also be referred to as the "second sub display area", and may also be referred to as the "sub display area".
Referring to fig. 10 and 11, the non-display area 52 may include a boundary area 521, a common ground area 522 and an array substrate row driving area 523. The boundary region 521, the common ground region 522, and the array substrate row driving region 523 may be an integral structure. The common ground area 522 is for a common ground trace. The array substrate row driving area 523 is used for routing the array substrate row driving circuit. The array substrate row driving region 523 is surrounded by the sub display region 513. The common ground region 522 surrounds the row driving region 523 of the array substrate. The boundary region 521 is surrounded by the common ground region 522.
The array substrate row driving region 523 may include a first array substrate row driving region 5231, a second array substrate row driving region 5232, a third array substrate row driving region 5233, a fourth array substrate row driving region 5234, a fifth array substrate row driving region 5235, a sixth array substrate row driving region 5236, a seventh array substrate row driving region 5237 and an eighth array substrate row driving region 5238. The first array substrate row driving region 5231 is connected to the first sub display region 5131. The second array substrate row driving region 5232 is connected to the second sub display region 5132. The third array substrate row driving region 5233 is connected to the third sub-display region 5133. The fourth array substrate row driving region 5234 is connected to the fourth sub-display region 5134.
For the above and the following names, "the first array substrate row driving region", "the second array substrate row driving region", "the third array substrate row driving region", "the fourth array substrate row driving region", "the fifth array substrate row driving region", "the sixth array substrate row driving region", "the seventh array substrate row driving region", "the eighth array substrate row driving region", and "the array substrate row driving region" may be mutually switched, for example, "the first array substrate row driving region" may also be referred to as "the second array substrate row driving region", and may also be referred to as "the array substrate row driving region".
Referring to fig. 10 and 11, the fifth array substrate row driving region 5235 is connected between the first array substrate row driving region 5231 and the fourth array substrate row driving region 5234 and corresponds to the corner position of the sub display region 513, and is integrated with the first sub display region 5131 and the fourth sub display region 5134.
The sixth array substrate row driving region 5236 is connected to a corner position between the first array substrate row driving region 5231 and the second array substrate row driving region 5232, which corresponds to a corner position of the sub display region 513, and is integrally structured with the first sub display region 5131 and the second sub display region 5132.
The seventh array substrate row driving region 5237 is connected to a corner position between the second array substrate row driving region 5232 and the third array substrate row driving region 5233, which corresponds to a corner position of the sub display region 513, and is integrally structured with the second sub display region 5132 and the third sub display region 5133.
The eighth array substrate row driving region 5238 is connected to a corner position between the third array substrate row driving region 5233 and the fourth array substrate row driving region 5234, which corresponds to the corner position of the sub display region 513, and is integrally structured with the third sub display region 5133 and the fourth sub display region 5134.
In one embodiment, the middle positions of the fifth array substrate row driving region 5235, the sixth array substrate row driving region 5236, the seventh array substrate row driving region 5237 and the eighth array substrate row driving region 5238 are all recessed toward the main display region 511 to form array substrate row driving recessed regions to give way to the common ground region 522. The array substrate row driving circuits are subjected to avoidance processing by the fifth array substrate row driving region 5235, the sixth array substrate row driving region 5236, the seventh array substrate row driving region 5237 and the eighth array substrate row driving region 5238, and the whole is connected to the sub-display region 513, the stretching region 512 and the main display region 511 by using dense wirings such as fan-out wirings. The fifth array substrate row driving region 5235, the sixth array substrate row driving region 5236, the seventh array substrate row driving region 5237 and the eighth array substrate row driving region 5238 are provided with a first clock signal (CK), a second clock signal (XCK) and a start pulse Signal (STV) so as to drive the display region 51 to display information. The array substrate row driving recessed regions of the fifth array substrate row driving region 5235, the sixth array substrate row driving region 5236, the seventh array substrate row driving region 5237 and the eighth array substrate row driving region 5238 are designed to improve the stress distribution in the fifth common ground region 5225, the sixth common ground region 5226, the seventh common ground region 5227 and the eighth common ground region 5228, so as to prevent the non-display region 52 from wrinkling at the corner position when the display module 50 is stretched and/or bent.
Referring to fig. 10 and 11, the common ground regions 522 may include a first common ground region 5221, a second common ground region 5222, a third common ground region 5223, a fourth common ground region 5224, a fifth common ground region 5225, a sixth common ground region 5226, a seventh common ground region 5227 and an eighth common ground region 5228. The first common ground region 5221 is connected to the first array substrate row driving region 5231. The second common ground region 5222 is connected to the second array substrate row driving region 5232. The third common ground region 5223 is connected to the third array substrate row driving region 5233. The fourth common ground region 5224 is connected to the fourth array substrate row driving region 5234.
For the above and the following names, "the first common ground region", "the second common ground region", "the third common ground region", "the fourth common ground region", "the fifth common ground region", "the sixth common ground region", "the seventh common ground region", "the eighth common ground region", and "the common ground region" may be interchanged, for example, "the first common ground region" may also be referred to as "the second common ground region", and may also be referred to as "the common ground region".
The fifth common ground region 5225 is connected between the first common ground region 5221 and the fourth common ground region 5224 at a position corresponding to the row driving region 5235 of the fifth array substrate, and is integrally formed with the row driving region 5235 of the fifth array substrate.
The sixth common ground region 5226 is connected between the first common ground region 5221 and the second common ground region 5222 at a position corresponding to the sixth array substrate row driving region 5236, and is integrally formed with the sixth array substrate row driving region 5236.
The seventh common ground region 5227 is connected between the second common ground region 5222 and the third common ground region 5223 at a position corresponding to the seventh array substrate row driving region 5237, and is integrally formed with the seventh array substrate row driving region 5237.
The eighth common ground region 5228 is connected between the third common ground region 5223 and the fourth common ground region 5224 at a position corresponding to the eighth array substrate row driving region 5238, and is integrally formed with the eighth array substrate row driving region 5238.
In one embodiment, the middle positions of the fifth, sixth, seventh and eighth common ground regions 5225, 5226, 5227 and 5228 are recessed toward the side of the main display region 511 to form a common ground recessed region to give way to the border region 521. The compression of the common ground line (VSS) in the common ground recessed region of the fifth, sixth, seventh and eighth common ground regions 5225, 5226, 5227 and 5228 is narrowed, so that the stress distribution in the fifth, sixth, seventh and eighth common ground regions 5225, 5226, 5227 and 5228 can be improved, and the occurrence of the wrinkle phenomenon of the non-display region 52 at the corner position when the display module 50 is stretched and/or bent can be avoided to a certain extent. The common grounding depressed area is convexly arranged towards the array substrate row driving depressed area and connected with the array substrate row driving depressed area to form an integrated structure.
Referring to fig. 10 and 11, the boundary region 521 may include a first boundary region 5211, a second boundary region 5212, a third boundary region 5213, a fourth boundary region 5214, a fifth boundary region 5215, a sixth boundary region 5216, a seventh boundary region 5217 and an eighth boundary region 5218. The first boundary region 5211 is connected to the first common ground region 5221. The second boundary region 5212 is connected to the second common ground region 5222. The third boundary region 5213 is connected to a third common ground region 5223. The fourth boundary region 5214 is connected to a fourth common ground region 5224.
For the names described above and below, "first border area", "second border area", "third border area", "fourth border area", "fifth border area", "sixth border area", "seventh border area", "eighth border area", and "border area" may be mutually converted, for example, "first border area" may also be referred to as "second border area" and may also be referred to as "border area".
The fifth boundary region 5215 is connected between the first boundary region 5211 and the fourth boundary region 5214 at a position corresponding to the fifth common ground region 5225, and is integrally formed with the fifth common ground region 5225.
The sixth boundary region 5216 is connected between the first boundary region 5211 and the second boundary region 5212 at a position corresponding to the sixth common ground region 5226, and is integrally formed with the sixth common ground region 5226.
The seventh boundary region 5217 is connected between the second boundary region 5212 and the third boundary region 5213 at a position corresponding to the seventh common ground region 5227, and is integrally formed with the seventh common ground region 5227.
The eighth boundary region 5218 is connected between the third boundary region 5213 and the fourth boundary region 5214 at a position corresponding to the eighth common ground region 5228, and is integrally formed with the eighth common ground region 5228.
In one embodiment, the middle positions of the fifth boundary region 5215, the sixth boundary region 5216, the seventh boundary region 5217 and the eighth boundary region 5218 are all recessed toward the main display region 511 to form a boundary recessed region, so as to improve the stress distribution in the fifth boundary region 5215, the sixth boundary region 5216, the seventh boundary region 5217 and the eighth boundary region 5218, thereby preventing the non-display region 52 from wrinkling at the corner position when the display module 50 is stretched and/or bent. The boundary recessed region protrudes towards the common grounding recessed region and is connected with the common grounding recessed region to form an integral structure.
In one embodiment, the secondary display area 513 may be omitted.
Referring to fig. 12, an enlarged view of a portion of the structure of the extended display area 512 in an embodiment of the present application is disclosed. The stretched display area 512 may include a stretched substrate 53, a pixel area 54, and metal traces 55. In this case, a plurality of pixel regions 54 may be arranged in a matrix on the stretched substrate 53. The density of the pixel regions 54 can be adjusted according to actual needs. The metal traces 55 are arranged in a matrix on the stretch substrate 53 and are electrically connected to the pixel regions 54, respectively, so as to drive the pixel regions 54 to display information.
Referring to fig. 13 and 14, fig. 13 is an enlarged view of a portion of structure B of the tensile display area 512 shown in fig. 12, and fig. 14 is a cross-sectional view of the tensile substrate 53 shown in fig. 13 in a C-C manner. The tensile substrate 53 on which the pixel region 54 is not disposed may include an organic material layer 56, a buffer layer 57, and a polyimide layer (PI layer) 58. The PI layer 58 serves as a substrate for supporting the buffer layer 57 of the organic material layer 56 and the like. The organic material layer 56, the buffer layer 57, and the PI layer 58 are sequentially stacked. In one embodiment, referring to fig. 13, the organic material layer 56 is a plurality of organic material units uniformly distributed on the buffer layer 57 in a matrix. The density of the organic material units can be adjusted according to actual needs.
Referring to fig. 14 and fig. 15, fig. 15 discloses a layout structure diagram of the metal trace 55 shown in fig. 12. The metal traces 55 may be disposed on the tensile substrate 53. The metal traces 55 are laid on the organic material layer 56 and the buffer layer 57. Specifically, the metal traces 55 are laid on the organic material units and the buffer layer 57 not covered by the organic material units (i.e., the portion of the buffer layer 57 between two adjacent organic material units). When the stretching substrate 53 (or the stretching substrate 53 is in a position between two adjacent pixel areas 54) is stretched, the metal traces 55 are prevented from being broken.
Referring to fig. 16, a layout structure of a pixel region 54 according to an embodiment of the present application is disclosed. Wherein the pixel region 54 may be disposed on the tensile substrate 53. And the stretched substrate 53 on which the pixel region 54 is disposed may include a buffer layer 57 and a polyimide layer (PI layer) 58, an inorganic material layer 59. The inorganic material layer 59, the buffer layer 57, and the polyimide layer (PI layer) 58 are sequentially stacked. The inorganic material layer 59 may be connected with the organic material layer 56. The pixel region 54 is disposed on the inorganic material layer 59, so as to prevent the tensile substrate 53 from being stretched to damage the pixel region 54.
It can be understood that when the display module 50 is attached to the display panel cover 100, the first stretching display area 5121, the first sub display area 5131, the first array substrate row driving area 5231, the first common ground area 5221 and the first boundary area 5211 form a first bending display area 221 as shown in fig. 8, the second stretching display area 5122, the second sub display area 5132, the second array substrate row driving area 5232, the second common ground area 5222 and the second boundary area 5212 form a second bending display area 222 as shown in fig. 8, the third stretching display area 5123, the third sub display area 5133, the third array substrate row driving area 5233, the third common ground area 5223 and the third boundary area 5213 form a third bending display area 223 as shown in fig. 8, the fourth stretching display area 5124, the fourth sub display area 5134, the fourth array substrate row driving area 5234, the fourth common ground area 5224 and the fourth boundary area 5214 form a fourth bending display area 224 as shown in fig. 8, the angular positions of the fifth array substrate row driving region 5235, the fifth common ground region 5225, the fifth boundary region 5215 and the display region 51 form a first connection region 231 as shown in fig. 8, the angular positions of the sixth array substrate row driving region 5236, the sixth common ground region 5226, the sixth boundary region 5216 and the display region 51 form a second connection region 232 as shown in fig. 8, the angular positions of the seventh array substrate row driving region 5237, the seventh common ground region 5227, the seventh boundary region 5217 and the display region 51 form a third connection region 233 as shown in fig. 8, and the angular positions of the eighth array substrate row driving region 5238, the eighth common ground region 5228, the eighth boundary region 5218 and the display region 51 form a fourth connection region 234 as shown in fig. 8.
It is understood that, in some embodiments, the bent portions (e.g., the first bent portion 110, the second bent portion 120, the third bent portion 130, the fourth bent portion 140, etc.) may be omitted, and the display screen cover 100 may include connection portions (e.g., the first connection portion 150, the second connection portion 160, the third connection portion 170, the fourth connection portion 180, etc.) and a main body portion 190. The first curved portion 110, the second curved portion 120, the third curved portion 130, and the fourth curved portion 140 are sequentially connected to surround the body portion 190. The curved portion extends while curving to the same side of the body portion 190, that is, while curving to the housing 20 side. Accordingly, the first extended display area 5121, the first sub display area 5131, the first array substrate row driving area 5231, the first common ground area 5221, the first border area 5211, the second extended display area 5122, the second sub display area 5132, the second array substrate row driving area 5232, the second common ground area 5222, the second border area 5212, the third extended display area 5123, the third sub display area 5133, the third array substrate row driving area 5233, the third common ground area 5223, the third border area 5213, the fourth extended display area 5124, the fourth sub display area 5134, the fourth array substrate row driving area 5234, the fourth common ground area 5224, and the fourth border area 5214 of the display module 50 may be omitted, the fifth array substrate row driving area 5235, the sixth array substrate row driving area 5236, the seventh array substrate row driving area 5237, and the eighth array substrate row driving area 5238 of the display module 50 may be sequentially connected, and the fifth common ground area 5225, the sixth common ground area 5226, and the eighth array substrate row driving area 5238 may be sequentially connected The seventh common ground region 5227 and the eighth common ground region 5228 are connected in series, and the fifth boundary region 5215, the sixth boundary region 5216, the seventh boundary region 5217 and the eighth boundary region 5218 are connected in series.
Next, a method for attaching the display module 50 to the display cover 100 is described. Please refer to fig. 17, which discloses a schematic flow chart of a bonding method in an embodiment of the present application, wherein the bonding method includes, but is not limited to, the following steps:
step M201, a display screen cover plate is provided.
The structure of the display panel cover plate may be the structure of the display panel cover plate 100 in the foregoing embodiments, and will not be described in detail here.
Step M202, a display module is provided.
Please refer to the display module 50 shown in fig. 10 and 11, which will not be described in detail herein.
Step M203, stretching and/or bending the display module to deform the stretched display area of the display module, wherein the shape of the deformed display module is configured to be matched with the display screen cover plate.
In this embodiment, the four sides of the display module can be attached to the module device by using the suction cup; the main display area of the display module is attached to the flat part of the substrate with the curved surfaces at the four sides; only the four-side stretching area, namely the auxiliary display area and the stretching display area, is not adsorbed and attached, and when the four-side curved substrate protrudes upwards, the stretching area of the display module is stretched to form an arc surface.
And M204, attaching the display screen cover plate to the display module.
After step M203 is completed, the display screen cover plate may be covered on the display module, so that the suction cup releases the pressure, and the deformed display module is attached to the display screen cover plate. When the display module 50 is attached to the display panel cover 100, the first stretching display area 5121, the first sub display area 5131, the first array substrate row driving area 5231, the first common ground area 5221 and the first boundary area 5211 form a first bending display area 221 as shown in fig. 8, the second stretching display area 5122, the second sub display area 5132, the second array substrate row driving area 5232, the second common ground area 5222 and the second boundary area 5212 form a second bending display area 222 as shown in fig. 8, the third stretching display area 5123, the third sub display area 5133, the third array substrate row driving area 5233, the third common ground area 5223 and the third boundary area 5213 form a third bending display area 223 as shown in fig. 8, the fourth stretching display area 5124, the fourth sub display area 5134, the fourth array substrate row driving area 5234, the fourth common ground area 5224 and the fourth boundary area 5214 form a fourth bending display area 224 as shown in fig. 8, the angular positions of the fifth array substrate row driving region 5235, the fifth common ground region 5225, the fifth boundary region 5215 and the display region 51 form a first connection region 231 as shown in fig. 8, the angular positions of the sixth array substrate row driving region 5236, the sixth common ground region 5226, the sixth boundary region 5216 and the display region 51 form a second connection region 232 as shown in fig. 8, the angular positions of the seventh array substrate row driving region 5237, the seventh common ground region 5227, the seventh boundary region 5217 and the display region 51 form a third connection region 233 as shown in fig. 8, and the angular positions of the eighth array substrate row driving region 5238, the eighth common ground region 5228, the eighth boundary region 5218 and the display region 51 form a fourth connection region 234 as shown in fig. 8.
In this step, the main display area and the curved display area of the display module may be aligned and attached to the main body portion and the curved portion of the display cover plate by using optical cement.
The laminating method that this embodiment provided combines the structure of aforementioned display screen apron, and easy operation can realize the good laminating effect between display module assembly and the display screen apron, especially the laminating of bight position for display module assembly can be with the normal attached and not take place extrusion, fold and optical cement bubble scheduling problem of display screen apron in fillet position.
The above description is only a part of the embodiments of the present invention, and not intended to limit the scope of the present invention, and all equivalent devices or equivalent processes performed by the present invention through the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (19)
1. The utility model provides a display module assembly, its characterized in that, includes the display area, the display area is used for the display information, the display area includes:
a main display area; and
the display module comprises a main display area, a first stretching display area and a second stretching display area, wherein the main display area is provided with two adjacent sides, the two adjacent sides are respectively and integrally extended, the first stretching display area and the second stretching display area are connected with each other, and the first stretching display area and the second stretching display area can be configured to be deformable so as to avoid the first stretching display area and the second stretching display area from generating wrinkles when the display module is stretched and/or bent.
2. The display module of claim 1, wherein each of the first and second stretched display regions comprises:
stretching the substrate;
a plurality of pixel regions disposed in a matrix on the stretched substrate; and
the metal routing wires are electrically connected with the plurality of pixel areas and are arranged on the stretching substrate; the stretching substrate is arranged between two adjacent pixel regions and can be deformed when the display module is stretched so as to prevent the first stretching display area and the second stretching display area from generating wrinkles.
3. The display module according to claim 2, wherein the stretched substrate comprises, at a position between two adjacent pixel regions:
a substrate;
a buffer layer stacked on the substrate; and
the organic material layer is stacked with the buffer layer and is respectively positioned on two sides of the buffer layer with the substrate, the organic material layer comprises a plurality of organic material units, the plurality of organic material units are uniformly distributed on the buffer layer in a matrix manner, the metal wiring is configured on the plurality of organic material units, and the buffer layer is positioned between two adjacent organic material units, so that the metal wiring is prevented from being broken when the display module is stretched and/or bent.
4. The display module according to claim 3, wherein the portion of the stretched substrate where the pixel region is disposed comprises an inorganic material layer, the inorganic material layer and the buffer layer are stacked, the inorganic material layer and the substrate are respectively located on two sides of the buffer layer, and the plurality of pixel regions are disposed on a side of the inorganic material layer away from the buffer layer.
5. The display module assembly of claim 1, further comprising a non-display area, wherein the non-display area is disposed around the display area and connected to the display area, and the non-display area comprises:
the array substrate row driving area is arranged around the display area, is connected with the display area and is used for arranging the array substrate row driving circuit in a routing way;
the common grounding area is arranged around the array substrate row driving area in an enclosing mode, is connected with the array substrate row driving area and is used for arranging common grounding wires; and
and the boundary region surrounds the periphery of the public grounding region and is connected with the public grounding region.
6. The display module according to claim 5, wherein the first and second stretched display regions are connected to form a corner portion, a portion of the array substrate row driving region corresponds to a middle position of the corner portion position and is recessed toward one side of the corner portion to form an array substrate row driving recessed region, the array substrate row driving circuits in the array substrate row driving recessed region are arranged in a dense routing manner, a portion of the common ground region corresponds to a middle position of the corner portion position and is recessed toward the array substrate row driving recessed region to form a common ground recessed region, the common ground line in the common ground recessed region is arranged in a compression-narrowed routing manner, a portion of the boundary region corresponds to a middle position of the corner portion position and is recessed toward the common ground recessed region to form a boundary recessed region, the array substrate row driving recessed area, the common grounding recessed area and the boundary recessed area are sequentially connected, and the array substrate row driving recessed area, the common grounding recessed area and the boundary recessed area can be configured to prevent the non-display area from wrinkling when the display module is stretched and/or bent.
7. The display module according to any one of claims 1 to 6, wherein the display area further comprises a sub-display area, the sub-display area is disposed between the non-display area and the first and second stretched display areas and is connected to the non-display area and the first and second stretched display areas, respectively, and the sub-display area and the main display area are disposed on two sides of the first and second stretched display areas, respectively.
8. A display module, comprising:
a main display area;
the stretching display area is arranged around the main display area and is connected with the main display area; and
the auxiliary display area is arranged around the stretching display area in a surrounding mode and is connected with the stretching display area;
and the non-display area is arranged around the auxiliary display area and is connected with the auxiliary display area, and the stretching display area can be configured to be deformable so as to avoid the stretching display area from generating wrinkles when the display module is stretched and/or bent.
9. The display module of claim 8, wherein the stretch display areas comprise first, second, third, and fourth stretch display areas, the first, second, third, and fourth stretch display areas being sequentially connected end to end, any two adjacent stretch display areas of the first, second, third, and fourth stretch display areas forming a corner at the junction.
10. The display module of claim 9, wherein the corner portion is connected to the non-display area, and wherein the sub-display areas comprise first, second, third, and fourth sub-display areas, the first sub-display area being disposed between the first stretched display area and the non-display area, the second sub-display area being disposed between the second stretched display area and the non-display area, the third sub-display area being disposed between the third stretched display area and the non-display area, and the fourth sub-display area being disposed between the fourth stretched display area and the non-display area.
11. A display module according to any one of claims 9 or 10, wherein the non-display region is recessed toward a side of the corner portion corresponding to the corner portion to form a non-display recessed region, and the non-display recessed region is configured to prevent the non-display region from being wrinkled when the display module is stretched or bent.
12. A display module, comprising:
a display area for displaying information;
the array substrate line driving area is arranged around two adjacent side edges of the display area, is connected with the display area and is used for arranging the routing of the array substrate line driving circuit, a corner part is formed at the joint of the two adjacent side edges, and the position of the array substrate line driving area around the corner part is sunken towards one side of the display area to form an array substrate line driving sunken area; and
the public grounding area is arranged on one side of the array substrate row driving area in a surrounding mode, is connected with the array substrate row driving area and is used for arranging public grounding wires in a wiring mode, the array substrate row driving area is located between the display area and the public grounding area, the positions of the public grounding area around the array substrate row driving recessed area are recessed into the array substrate row driving recessed area to form a public grounding recessed area, and the array substrate row driving recessed area and the public grounding recessed area can be configured to prevent the array substrate row driving area and the public grounding area from generating wrinkles when the display module is stretched and/or bent.
13. The display module of claim 12, further comprising:
and a boundary region, which is arranged on one side of the array substrate row driving region and is connected with the array substrate row driving region, wherein the common ground region is located between the boundary region and the array substrate row driving region, a part of the boundary region around the common ground recessed region is recessed into the common ground recessed region to form a boundary recessed region, and the boundary recessed region can be configured to prevent the array substrate row driving region, the common ground region and the boundary region from wrinkling when the display module is stretched and/or bent.
14. The display module as claimed in claim 12, wherein the array substrate row driving circuits in the array substrate row driving recessed area are configured to be arranged in a dense routing manner, and the common ground line in the common ground recessed area is configured to be arranged in a narrow-compressed routing manner.
15. A display screen assembly, comprising a display screen cover plate and the display module set of any one of claims 1 to 14, wherein the display module set is attached to one side surface of the display screen cover plate.
16. An electronic device, characterized in that, electronic device includes casing and the display screen subassembly of claim 15, the casing with the display screen apron of display screen subassembly is connected, and encloses jointly and establish and form the accommodation space, the display module assembly of display screen subassembly is located in the accommodation space.
17. The electronic device of claim 16, wherein the housing comprises a center frame and a rear cover, the rear cover and the display cover plate being coupled to opposite sides of the center frame, respectively.
18. The electronic device of claim 17, wherein the edge of the rear cover is bent toward the middle frame and is connected with the edge of the middle frame in a matching manner.
19. The electronic device of claim 16, wherein the edge of the housing is bent toward the display cover plate and is connected to the edge of the display cover plate.
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