CN112181200A - Touch display module and touch display device - Google Patents
Touch display module and touch display device Download PDFInfo
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- CN112181200A CN112181200A CN202011040006.3A CN202011040006A CN112181200A CN 112181200 A CN112181200 A CN 112181200A CN 202011040006 A CN202011040006 A CN 202011040006A CN 112181200 A CN112181200 A CN 112181200A
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- 239000010410 layer Substances 0.000 claims description 84
- 239000000758 substrate Substances 0.000 claims description 26
- 239000004020 conductor Substances 0.000 claims description 15
- 239000012790 adhesive layer Substances 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims description 9
- 230000005855 radiation Effects 0.000 claims description 8
- 238000001514 detection method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
- Details Of Aerials (AREA)
Abstract
A touch display module comprises a display module and a touch module. The display module is provided with a first surface, a second surface and a plurality of side faces, wherein the first surface and the second surface are oppositely arranged, and the side faces are connected between the first surface and the second surface. The touch module comprises a plurality of touch electrodes and a plurality of touch wires. The plurality of touch electrodes are located on the first surface. The touch-control wires are connected with the touch-control electrodes and extend to the second surface along at least one side surface of the display module in a bending mode. The touch display module further comprises an antenna structure, wherein the antenna structure is located in a blank area of the second surface where the touch wires are not arranged and is electrically insulated from the touch wires. The invention also provides a touch display device applying the touch display module.
Description
Technical Field
The invention relates to a touch display module and a touch display device using the same.
Background
An antenna provided in a touch display device may perform signal reception and transmission using electromagnetic conversion, and the antenna is connected to a circuit board of the touch display device through a flexible circuit board (FPC) to form a passage. The antenna needs to be designed in an area without metal shielding. Attaching the antenna to a non-display area of a touch display device requires that the non-display area provides enough area for the antenna, but in order to achieve a narrow-frame touch display device, the display space occupied by the antenna structure of the touch display device should be reduced as much as possible, so that the placement position of the antenna and the display space of the display touch device are restricted.
Disclosure of Invention
Therefore, it is desirable to provide a touch display module, so as to solve the problem that the placement of the antenna structure in the touch display module is not limited by the display space of the touch display module.
One aspect of the present invention provides a touch display module, including a display module and a touch module, where the display module has a first surface and a second surface that are arranged opposite to each other, and a plurality of side surfaces connected between the first surface and the second surface, and the touch module includes:
a plurality of touch electrodes on the first surface; and the combination of (a) and (b),
the touch control wires are connected with the touch control electrodes and bent to extend to the second surface along at least one side surface of the display module;
the touch display module further comprises an antenna structure, wherein the antenna structure is located in a blank area of the second surface where the touch wires are not arranged and is electrically insulated from the touch wires.
Another aspect of the present invention provides a display device, including:
the touch display module;
a cover plate; and the number of the first and second groups,
an optical adhesive layer; and the cover plate is positioned between the cover plate and the touch display module, and the cover plate is attached to one side of the touch module, which is far away from the display module.
Compared with the prior art, in the touch display module, the plurality of touch electrodes are located on the first surface, and the antenna structure is located in a blank area of the second surface where the plurality of touch traces are not located, so that the antenna structure is located on one side of the display module where the plurality of touch electrodes are not located, and the antenna structure is located on the side of the display module where touch display is not performed. Therefore, the placing position of the antenna structure is not limited by the touch display area of the touch display module; and the antenna structure is located on the second surface of the display module, and does not occupy a touch display area, which is beneficial to the touch display module to realize narrow frame design.
Drawings
Fig. 1 is a schematic cross-sectional view of a display device according to an embodiment of the invention.
Fig. 2 is a schematic partial plan view of an antenna structure and a plurality of touch traces on a second surface of a display module according to an embodiment of the invention.
Fig. 3 is a schematic cross-sectional view of an antenna structure according to an embodiment of the invention.
Fig. 4 is a schematic plan view of an antenna structure according to an embodiment of the present invention.
Fig. 5 is a schematic diagram illustrating an antenna layer and the ground layer electrically connected through a via hole according to an embodiment of the invention.
Fig. 6 is another schematic diagram illustrating an antenna layer and the ground layer electrically connected through a via according to an embodiment of the present invention.
Description of the main elements
The following detailed description will further illustrate the invention in conjunction with the above-described figures.
Detailed Description
While the embodiments of the invention are illustrated in the drawings, the invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. In the drawings, the size of layers and regions may be exaggerated for clarity.
Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Referring to fig. 1, a touch display device 400 according to an embodiment of the present invention includes a cover plate 200, a touch display module 100, and an optical adhesive layer 300, where the optical adhesive layer 300 is located between the cover plate 200 and the touch display module 100. The cover plate 200 is used to protect the touch display device 400.
With reference to fig. 1 and fig. 2, the touch display module 100 includes a display module 10 and a touch module 20, and the touch module 20 has a touch sensing function. The optical adhesive layer 300 attaches the cover plate 200 to a side of the touch module 100 away from the display module 10. The display module 10 has a first surface 11 and a second surface 12 disposed opposite to each other, and a plurality of side surfaces 13 connected between the first surface 11 and the second surface 12. In this embodiment, the first surface 11 is a surface of the display module 10 on a side where an image is displayed. The touch module 20 includes a plurality of touch electrodes 21 and a plurality of touch traces 22 electrically connected to the plurality of touch electrodes 21. In the present embodiment, the touch electrodes 21 are made of a transparent conductive material. The touch electrodes 21 are located on the first surface 11; the touch traces 22 are connected to the touch electrodes 21 and extend to the second surface 12 along at least one side 13 of the display module 10 in a bending manner. The area where the touch electrodes 21 are located is defined as a touch area where the touch display module 100 is used for sensing touch operations. The touch display module 100 further includes an antenna structure 30, wherein the antenna structure 30 is located in a blank area of the second surface 12 where the plurality of touch traces 22 are not disposed and is electrically insulated from the plurality of touch traces 22. The antenna structure 30 may utilize electromagnetic conversion for signal reception and transmission. In fig. 2, only a portion of the area of the plurality of touch traces 22 on the second surface 12 is illustrated.
In this embodiment, the Display module 10 is a Liquid Crystal Display (LCD) panel, and includes a thin film transistor (tft) substrate, a color filter (not shown) disposed opposite to the tft substrate, and a Liquid Crystal layer (not shown) disposed between the tft substrate and the color filter. The color filter substrate is closer to the touch electrodes 21 than the thin film transistor substrate. In other embodiments, the Display module 10 may be an Organic Light-Emitting Diode (OLED) Display panel.
In this embodiment, the touch electrodes 21 are located on the first surface 11, and the antenna structure 30 is located in a blank area of the second surface 12 where the touch traces 22 are not located, so that the antenna structure 30 is located on a side of the display module 10 where the touch electrodes 21 are not located, and the antenna structure 30 is located on a side of the display module 10 where touch display is not performed. Thus, the placement position of the antenna structure 30 is not limited by the touch display area of the touch display module 100; moreover, the antenna structure 30 is located on the second surface 12 of the display module 10, and does not occupy a touch display area, which is beneficial to the touch display module 100 to implement a narrow frame design.
As shown in fig. 1, the touch module 20 further includes an insulating substrate 23. The substrate 23 is made of a transparent insulating material, and the substrate 23 may be, but is not limited to, polyethylene terephthalate. The substrate 23 is located on the first surface 11 and extends to the second surface 12 along at least one side 13 of the display module 10 in a bending manner. The substrate 23 includes a first portion 231 and a second portion 232 bent and extended from the first portion 231, the first portion 231 is parallel to and opposite to the display module 10, and the second portion 232 is bent from the first portion 231 and extends to the second surface 12 along at least one side surface 13 of the display module 10.
As shown in fig. 1, the touch electrodes 21 include a plurality of first electrodes 211 and a plurality of second electrodes 212. The touch electrodes 21 are disposed on the surface of the substrate 23. Specifically, the plurality of first electrodes 211 and the plurality of second electrodes 212 are respectively located on the surface of the first portion 231 close to and far from the display module 10, and the plurality of first electrodes 211 and the plurality of second electrodes 212 are located on different layers.
As shown in fig. 1 and fig. 2, the plurality of touch traces 22 include a plurality of first traces 221 electrically connected to the plurality of first electrodes 211 and a plurality of second traces 222 electrically connected to the plurality of second electrodes 212, and the plurality of first traces 221 are electrically insulated from the plurality of second traces 222. The plurality of touch traces 22 are disposed on the surface of the substrate 23. Specifically, the plurality of touch traces 22 are disposed on the second portion 232, the plurality of first traces 221 and the plurality of second traces 222 are respectively disposed on the surface of the second portion 232 away from the side surface 13 and close to the side surface 13, each first trace 221 is electrically connected to one first electrode 211 and extends to the second surface 12 along at least one side surface 13 in a bending manner, and each second trace 222 is electrically connected to one second electrode 212 and extends to the second surface 12 along at least one side surface 13 in a bending manner. In fig. 2, only a portion of the area of the first traces 221 and a portion of the area of the second traces 222 on the second surface 12 are illustrated. In an embodiment, the plurality of first electrodes 211 extend along a first direction and are distributed along a second direction, the plurality of second electrodes 212 extend along the second direction and are distributed along the first direction, each first electrode 211 extends in a long stripe shape along the first direction, and each second electrode 212 extends in a long stripe shape along the second direction. The first direction intersects the second direction perpendicularly. In this embodiment, the shapes of the first electrodes 211 and the second electrodes 212 are not limited to the strip shape. The first electrodes 211 and the second electrodes 212 are made of a transparent conductive material, such as indium tin oxide. The materials for forming the plurality of first electrodes 211 and the plurality of second electrodes 212 are not limited to transparent conductive materials, but may also be opaque materials, such as metal meshes, as long as the formed first electrodes 211 and the formed second electrodes 212 have sufficient light transmittance without affecting the image display of the display module 10. Only partial areas of the first traces 221 and the second traces 222 are illustrated in fig. 2, and each of the first traces 221 and each of the second traces 222 are not illustrated.
In this embodiment, the touch sensing manner of the touch electrodes 21 is mutual capacitance, and the first electrodes 211 and the second electrodes 212 are mutual touch sensing electrodes and touch driving electrodes. In the present embodiment, the touch display module 100 includes a circuit board (not shown), and the circuit board is electrically connected to the display module 10 and the touch module 20. A touch detection chip (not shown) is disposed on the circuit board, each first electrode 212 is electrically connected to the touch detection chip through a first trace 221, and each second electrode 212 is electrically connected to the touch detection chip through a second trace 222, so that the touch detection chip is used to control the plurality of touch electrodes 21 to implement touch sensing.
Referring to fig. 3, the antenna structure 30 includes an antenna layer 31 and a ground layer 32 stacked on the antenna layer 31, and the substrate 23 is interposed between the antenna layer 31 and the ground layer 32. In this embodiment, the antenna layer 31 and the ground layer 32 are both disposed in a blank area of the substrate 23 where the touch traces 22 are not disposed, as shown in fig. 2. Specifically, the antenna layer 31 and the ground layer 32 are disposed on the second surface 12 and both disposed in the blank area of the second portion 232 where the plurality of touch traces 22 are not disposed. The antenna layer 31 and the ground layer 32 are electrically insulated from the touch traces 22. In this embodiment, the antenna layer 31 and the ground layer 32 of the antenna structure 30 are integrated to an area of the substrate 23 of the touch module 20 where no touch traces 22 are disposed, and are located at an area of the second portion 232 of the second surface 12 of the touch module 20 where no touch traces 22 are disposed. In this way, the antenna structure 30 is integrated into the substrate 23 of the touch module 20, and does not occupy other space of the touch display module 100.
In this embodiment, one of the first traces 221 and the second traces 222 and the antenna layer 31 are patterned by the same conductive material layer, and the other of the first traces 221 and the second traces 222 and the ground layer 32 are patterned by the same conductive material layer. Specifically, when the antenna layer 31 is located in a blank area of the second portion 232 on the side away from the second surface 12 where the plurality of first traces 221 are not located, and the ground layer 32 is located in a blank area of the second portion 232 on the side facing the second surface 12 where the plurality of second traces 222 are not located, the plurality of first traces 221 and the antenna layer 31 are patterned by using the same layer of conductive material, and the plurality of second traces 222 and the ground layer 32 are patterned by using the same layer of conductive material; when the ground layer 32 is located in the blank area of the second portion 232 far away from the second surface 12 and not provided with the plurality of first traces 221, and the antenna layer 31 is located in the blank area of the second portion 232 facing the second surface 12 and not provided with the plurality of second traces 222, the plurality of second traces 222 and the antenna layer 31 are patterned by using the same conductive material layer, and the plurality of first traces 221 and the ground layer 32 are patterned by using the same conductive material layer. In this embodiment, the material of the antenna layer 31 and the ground layer 32 may be, but is not limited to, copper or aluminum. In this embodiment, one of the antenna layer 31 and the ground layer 32 is integrated to an area of the second portion 232 of the touch module 20 where the first traces 221 are not disposed, and the other is integrated to an area of the second portion 232 of the touch module 20 where the second traces 222 are not disposed.
Referring to fig. 4, the antenna layer 31 includes a radiation portion 33, a signal feeding portion 34 electrically connected to the radiation portion 33, and a connection portion 35. The connection portion 35 includes a first connection portion 351 and a second connection portion 352 spaced apart from each other, the signal feeding portion 34 is located between the first connection portion 351 and the second connection portion 352, and both the connection portion 35 and the radiation portion 33 are electrically connected to the ground layer 32. In the present embodiment, the antenna structure 30 is used for transceiving electromagnetic wave signals, the signal feeding portion 34 is used for feeding current signals, and the radiation portion 33 is used for transceiving electromagnetic wave signals. The connection part 35 may be coupled with the radiation part 33.
Referring to fig. 5 and 6, the base 23 has at least one through hole 233 formed at a position having the connecting portion 35 and the radiating portion 33, and each through hole 233 penetrates through the base 23 and is filled with a conductive material 234, so that the connecting portion 35 and the radiating portion 33 are electrically connected to the ground layer 32, respectively. The conductive material 234 may be, but is not limited to, silver paste or carbon paste formed by dispensing, or the conductive material 234 may be a conductive thin film formed on the wall of the through hole 233 by plating. The conductive film may be made of, but not limited to, silver paste, carbon paste, or indium tin oxide.
As shown in fig. 2, the touch display module 100 further includes a flexible circuit board 50 disposed on the second surface 12 of the display module 10. The circuit board is also provided with a radio frequency chip (not shown in the figure). The antenna layer 31 is electrically connected to the rf chip through the flexible printed circuit 50, and the ground layer 32 is connected to a ground signal terminal of the circuit board through the flexible printed circuit. The antenna layer 31 and the ground layer 32 are electrically connected to the flexible circuit board 50 through traces, and the resistance of the traces is 50 ohms. In this embodiment, the antenna layer 31 is electrically connected to the ground layer 32 and the antenna layer 31 is electrically connected to the rf chip to form a path for the antenna structure 30 to receive and transmit electromagnetic wave signals.
As shown in fig. 1, the touch display module 100 further includes an optical adhesive layer 40, and the optical adhesive layer 40 is located between the display module 10 and the touch module 20. The optical adhesive layer 40 is used for attaching the touch module 20 to the first surface 11 of the display module 10. The touch display device 400 further includes a first insulating layer 60 located on one side of the second portion 232 having the plurality of second traces 222 and a second insulating layer 70 located on one side of the second portion 232 having the plurality of first traces 221. The first insulating layer 60 and the second insulating layer 70 may be made of transparent or opaque materials.
In this embodiment, the plurality of first electrodes 211 and the plurality of second electrodes 212 are located at different layers. In a modified embodiment of the present embodiment, the plurality of first electrodes 211 and the plurality of second electrodes 212 may be located on the same layer. In a modification, the first electrodes 211 and the second electrodes 212 are located on the surface of the first portion 231 away from the display module 10. The first electrodes 211 and the second electrodes 212 are located on the surface of the first portion 231 away from or close to the display module 10 and are crossed in an insulating manner. The plurality of touch traces 22 are disposed on the second portion 232 and include a plurality of first traces 221 electrically connected to the plurality of first electrodes 211 and a plurality of second traces 222 electrically connected to the plurality of second electrodes 212. Each of the first traces 221 is electrically connected to one of the first electrodes 211 and extends to the second surface 12 along the second portion 232 in a bending manner, and each of the second traces 222 is electrically connected to one of the second electrodes 212 and extends to the second surface 12 along the second portion 232 in a bending manner. In this embodiment, one of the ground layer 32 and the antenna layer 31 is disposed on a side of the second portion 232 having the first traces 221 and the second traces 222, and the other one of the ground layer 32 and the antenna layer 31 is disposed on a side of the second portion 232 not having the first traces 221 and the second traces 222. In this embodiment, the touch sensing manner of the touch electrodes having the first electrodes 211 and the second electrodes 212 is mutual capacitance or self-capacitance. In this embodiment, the first insulating layer 60 is located at a side away from the second portion 232 having the plurality of touch traces 22, and the second insulating layer 70 is located at a side close to the second portion 232 where the plurality of touch traces 22 are not disposed.
In other embodiments, the antenna layer 31 and the ground layer 32 are located on the same surface of the second portion 232 of the substrate 23, and the antenna layer 31 and the ground layer 32 are partially overlapped and electrically contacted.
In summary, the antenna structure 30 is located in the blank area of the second surface 12 where the touch traces 22 are not located, so that the antenna structure 30 is located at the side of the display module 10 where the touch electrodes 21 are not located, and the antenna structure 30 is located at the side of the display module 10 where touch display is not performed. Thus, the placement position of the antenna structure 30 is not limited by the touch display area of the touch display module 100; moreover, the antenna structure 30 is located on the second surface 12 of the display module 10, and does not occupy a touch display area, which is beneficial to the touch display module 100 to implement a narrow frame design.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the scope of the technical solutions of the present invention.
Claims (10)
1. The utility model provides a touch-control display module assembly, includes display module assembly and touch-control module assembly, display module assembly has relative first surface and the second surface that sets up and connects first surface with a plurality of sides between the second surface, its characterized in that, touch-control module assembly includes:
a plurality of touch electrodes on the first surface; and
the touch control wires are connected with the touch control electrodes and extend to the second surface along at least one side surface of the display module in a bending mode;
the touch display module further comprises an antenna structure, wherein the antenna structure is located in a blank area of the second surface where the touch wires are not arranged and is electrically insulated from the touch wires.
2. The touch display module of claim 1, wherein the touch module further comprises an insulating substrate, the substrate is disposed on the first surface and extends to the second surface along at least one side of the display module in a bending manner; the touch electrodes and the touch wires are arranged on the surface of the substrate; the antenna structure comprises an antenna layer and a grounding layer electrically connected with the antenna layer, the substrate is clamped between the antenna layer and the grounding layer, and the antenna layer and the grounding layer are arranged on a blank area, on the surface of the substrate, where the touch-control routing lines are not arranged.
3. The touch display module of claim 2, wherein the substrate comprises a first portion and a second portion bent and extended from the first portion, the first portion is parallel to and opposite to the display module, the second portion is bent from the first portion and extends to the second surface along at least one side of the display module, the touch electrodes comprise a plurality of first electrodes and a plurality of second electrodes, and the plurality of first electrodes and the plurality of second electrodes are respectively located on the surfaces of the first portion close to and far away from the display module; the plurality of touch control wires comprise a plurality of first wires and a plurality of second wires, the plurality of first wires and the plurality of second wires are respectively positioned on the surface of the second portion far away from the side surface and close to the side surface, and each of the first wires and each of the second wires are respectively electrically connected with one of the first electrodes and one of the second electrodes.
4. The touch display module of claim 3, wherein one of the first traces and the second traces and the antenna layer are patterned from a same layer of conductive material, and the other of the first traces and the second traces and the ground layer are patterned from a same layer of conductive material.
5. The touch display module of claim 2, wherein the antenna layer comprises a radiation portion for receiving and transmitting electromagnetic wave signals, a signal feed-in portion electrically connected to the radiation portion, and a connection portion, the connection portion comprises a first connection portion and a second connection portion disposed at an interval, the signal feed-in portion is located between the first connection portion and the second connection portion, and the connection portion and the radiation portion are both electrically connected to the ground layer.
6. The touch display module of claim 5, wherein the substrate is provided with at least one through hole at a position having the connecting portion and the radiating portion, and each through hole penetrates through the substrate and is filled with a conductive material, so that the connecting portion and the radiating portion are electrically connected to the ground layer, respectively.
7. The touch display module of claim 2, wherein the substrate comprises a first portion and a second portion bent and extended from the first portion, the first portion is parallel to and opposite to the display module, and the second portion is connected to the first portion and bent and extended to the second surface along at least one side of the display module; the touch electrode comprises a plurality of first electrodes and a plurality of second electrodes, and the plurality of first electrodes and the plurality of second electrodes are both positioned on the surface of the first part far away from or close to the display module; the plurality of touch control wires are arranged on the second part and comprise a plurality of first wires electrically connected with the plurality of first electrodes and a plurality of second wires electrically connected with the plurality of second electrodes.
8. The touch display module of claim 7, further comprising a circuit board electrically connected to the display module and the touch module, wherein the circuit board is provided with a radio frequency chip; the touch display module further comprises a flexible circuit board located on the second surface of the display module, the antenna layer is electrically connected with the radio frequency chip through the flexible circuit board, and the grounding layer is connected with the grounding signal end of the circuit board through the flexible circuit board.
9. The touch display module of claim 8, wherein the touch display module further comprises an optical adhesive layer between the first portion and the display module, a first insulating layer on the second portion having one side of the plurality of second traces, and a second insulating layer on the second portion having one side of the plurality of first traces.
10. A touch display device, comprising:
the touch display module according to any one of claims 1 to 9;
a cover plate; and
and the optical adhesive layer is positioned between the cover plate and the touch display module and is used for attaching the cover plate to one side of the touch module, which is far away from the display module.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011040006.3A CN112181200B (en) | 2020-09-28 | 2020-09-28 | Touch display module and touch display device |
| TW109134320A TWI754401B (en) | 2020-09-28 | 2020-09-30 | Touch display module and touch display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011040006.3A CN112181200B (en) | 2020-09-28 | 2020-09-28 | Touch display module and touch display device |
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| Publication Number | Publication Date |
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| CN112181200A true CN112181200A (en) | 2021-01-05 |
| CN112181200B CN112181200B (en) | 2024-05-28 |
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| CN202011040006.3A Active CN112181200B (en) | 2020-09-28 | 2020-09-28 | Touch display module and touch display device |
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| CN (1) | CN112181200B (en) |
| TW (1) | TWI754401B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113031818A (en) * | 2021-03-24 | 2021-06-25 | 业成科技（成都）有限公司 | Touch display module and electronic equipment |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN112181200B (en) | 2024-05-28 |
| TW202213051A (en) | 2022-04-01 |
| TWI754401B (en) | 2022-02-01 |
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