CN210270841U - Display panel and terminal equipment - Google Patents
Display panel and terminal equipment Download PDFInfo
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- CN210270841U CN210270841U CN201921259955.3U CN201921259955U CN210270841U CN 210270841 U CN210270841 U CN 210270841U CN 201921259955 U CN201921259955 U CN 201921259955U CN 210270841 U CN210270841 U CN 210270841U
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Abstract
An embodiment of the utility model provides a display panel and terminal equipment, this display panel includes: apron and touch-control layer, display panel still includes: a first RFIC and a millimeter wave antenna; the millimeter wave antenna is positioned between the cover plate and the touch layer and arranged at the edge of the display panel; the millimeter wave antenna is connected to the first RFIC. In the embodiment of the utility model, the millimeter wave antenna is located between the cover plate and the touch layer, thus saving the space required by the millimeter wave antenna, avoiding occupying the space of the existing antenna and improving the antenna performance of the terminal equipment; the millimeter wave antenna is arranged at the edge of the display panel, so that the display panel has the millimeter wave antenna function and the touch function at the same time, and the millimeter wave antenna does not influence the touch function of the main touch area of the display panel.
Description
Technical Field
The embodiment of the utility model provides a relate to terminal technical field, in particular to display panel and terminal equipment.
Background
With the development of wireless communication technology, the application scenarios of wireless communication systems are more and more abundant, and the requirements on an antenna, which is one of the key components of the wireless communication systems, are higher and higher. On the one hand, in some application scenarios, the antenna needs to have the conformality, it is disguised, the security is so that integrated car, intelligence is dressed, on the wireless products such as intelligent house, on the other hand, along with wireless communication system's transmission rate is higher and higher, communication capacity is bigger and larger, the carrier frequency is higher and higher, and the path loss that the carrier frequency is higher and higher brings is bigger and bigger, need array antenna to improve the gain and overcome path loss's influence, and for high gain can beam scanning or beam forming (beamforming) again simultaneously, need adopt phased array antenna (phased antenna) technique, thereby need to integrate more and more antennas in limited space.
The design scheme of the current mainstream millimeter wave Antenna mainly adopts the technology and process of packaging an Antenna (AIP), that is, an AIP module (AIP module)10, and integrates a millimeter wave array Antenna 11, a Radio Frequency Integrated Circuit (RFIC) and a Power Management Integrated Circuit (PMIC) into one module. In practical application, the module is placed inside the terminal device, which occupies the space of the existing antenna, and causes the antenna performance of the terminal device to be reduced.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a display panel and terminal equipment solves current millimeter wave antenna module and occupies the more space in the terminal equipment, reduces terminal equipment's antenna performance's problem.
According to the utility model discloses a first aspect provides a display panel includes: apron and touch-control layer, display panel still includes: a first radio frequency integrated circuit RFIC and a millimeter wave antenna; the millimeter wave antenna is positioned between the cover plate and the touch layer and is arranged at the edge of the display panel; the millimeter wave antenna is connected with the first RFIC.
According to a second aspect of the embodiments of the present invention, there is provided a display device, including a motherboard, the display device further includes the display panel as in the first aspect, the FPC of the display panel pass through the BTB connector with the motherboard is connected.
According to the utility model discloses the third aspect of the embodiment provides a terminal equipment, including the mainboard, terminal equipment still includes as the first aspect display panel, display panel's FPC pass through the BTB connector with mainboard connection.
In the embodiment of the utility model, the millimeter wave antenna is located between the cover plate and the touch layer, thus saving the space required by the millimeter wave antenna, avoiding occupying the space of the existing antenna and improving the antenna performance of the terminal equipment; the millimeter wave antenna is arranged at the edge of the display panel, so that the display panel has the millimeter wave antenna function and the touch function at the same time, and the millimeter wave antenna does not influence the touch function of the main touch area of the display panel.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention 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 for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a conventional AIP module;
FIG. 2 is a schematic view of a conventional display panel;
FIG. 3 is a second schematic view of a conventional display panel;
fig. 4a is a schematic structural diagram of a display panel according to an embodiment of the present invention;
fig. 4b is a schematic diagram of distribution positions of touch operation blind areas according to an embodiment of the present invention;
fig. 5 is a schematic diagram of an ITO pattern of a touch layer provided in an embodiment of the present invention;
FIG. 6 is an enlarged schematic view of region A of FIG. 5;
fig. 7 is a second schematic structural diagram of a display panel according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 2 and 3, a structure of a conventional display panel 20 is shown.
As shown in fig. 2, the display panel 20 includes: the touch screen comprises a cover plate 21, a glue layer 22, a polarizer 23, a touch layer 24, an upper glass plate 251, a lower glass plate 252 and foam 26.
The Adhesive layer 22 may be an Optically Clear Adhesive (OCA) or an Optically Clear Resin (OCR), and the Adhesive layer 22 is used for gluing a transparent optical element (e.g., a lens, etc.).
As shown in fig. 3, the display panel 20 is entirely led out from a first Flexible Circuit Board (FPC) 201, and an Integrated Circuit (IC) 202, a touch IC203, and a Board-To-Board (BTB) connector 204 are disposed on the first FPC201, and the BTB connector 204 is used for connecting with a main Board of another device or terminal equipment when the display panel 20 is mounted on the other device or terminal equipment.
Fig. 3 shows a scene in which the first FPC201 is disposed at the bottom end of the display panel 20, it can be understood that the first FPC201 may also be disposed at the top end of the display panel 20, and the embodiment of the present invention is not limited to a specific position of the first FPC 201.
Referring to fig. 2, 4a and 4b, an embodiment of the present invention provides a display panel 30, which further includes on the basis of the display panel 20: the first RFIC 31 and the millimeter wave antenna 32, and the edge of the touch layer 24 of the display panel 30 have a touch operation blind area 301.
The millimeter wave antenna 32 is located between the cover plate 21 and the touch layer 24, the millimeter wave antenna 32 is located at the edge of the display panel 30, and specifically, the position of the millimeter wave antenna 32 is within the touch operation blind area 301;
the millimeter-wave antenna 32 may be disposed on the same layer as the touch layer 24, and the millimeter-wave antenna 32 may also be disposed on a different layer from the touch layer 24, for example, the millimeter-wave antenna 32 is disposed above the polarizer 23.
Since the cover plate 21, the adhesive layer 22 and the polarizer 23 are all non-conductive, the millimeter wave antenna 32 and the touch layer 24 are disposed on the same layer, or on a different layer from the touch layer 24, for example, above the polarizer 23, the millimeter wave antenna 32 is not affected by metal when radiating signals outwards, and the signal quality of the millimeter wave antenna 32 is ensured.
The touch operation blind area 301 refers to an area with no touch function or few corresponding touch functions, and a user hardly performs touch operation in the touch operation blind area 301 in the using process. The touch operation blind area 301 is located at an edge position of the touch layer 24, and the edge position of the touch layer 24 includes each side edge of the touch layer 24 and a corner position between adjacent side edges.
Referring to fig. 4b, a distribution position of a touch operation blind area 301 is shown, that is, an area enclosed by a dashed line in the figure, as shown in fig. 4b, a corresponding area of the touch operation blind area 301 in the display panel is generally used for displaying information such as time, signal quality, device power, and the like, and a touch operation of a user mainly acts on a position other than the touch operation blind area 301.
By arranging the millimeter wave antenna 32 in the touch operation blind area 301, the space required by the millimeter wave antenna 32 can be saved on the one hand, and the touch function of the display panel is hardly affected on the other hand.
Specifically, when the millimeter wave antenna 32 is disposed on the same layer as the touch layer 24, the millimeter wave antenna 32 is disposed in the touch operation blind area 301; when the millimeter wave antenna 32 is disposed on a layer different from the touch layer 24, for example, above the polarizer 23, the orthogonal projection position of the millimeter wave antenna 32 on the touch layer 24 is within the touch operation blind area 301.
In the embodiment of the utility model, the millimeter wave antenna is located between the cover plate and the touch layer, thus saving the space required by the millimeter wave antenna, avoiding occupying the space of the existing antenna and improving the antenna performance of the terminal equipment; the millimeter wave antenna is arranged at the edge of the display panel, so that the display panel has the millimeter wave antenna function and the touch function at the same time, and the millimeter wave antenna does not influence the touch function of the main touch area of the display panel.
With continued reference to fig. 4a, a first RFIC 31 is disposed on the first FPC 201; the millimeter wave antenna 32 is connected to the first RFIC 31. In this way, when the display panel 30 is mounted on another device or terminal apparatus, the first RFIC 31 is connected to the main board of the other device or terminal apparatus through the first FPC201, and signal transmission between the millimeter wave antenna 32 and the main board is realized.
Referring to fig. 5, an Indium Tin Oxide (ITO) pattern of the touch layer 24 is shown, which refers to an ITO trace pattern that implements a touch function of the touch layer 24.
Further, referring to fig. 6, fig. 6 is an enlarged schematic view of a region a in fig. 5. Etching lines 241 are alternately distributed on the touch layer 24, the etching lines 241 divide the touch layer 24 into a plurality of blank areas 242, wherein the etching lines 241 do not contain ITO, the blank areas 242 contain ITO, and a mesh-shaped structure Area is formed by the etching lines 241 and the blank areas 242, and the mesh-shaped structure Area is an operable (AA) Area, i.e., a display Area.
The etching line 241 divides the ITO-containing area into horizontal and vertical blocks, and in order to connect the horizontal blocks together, an insulating layer is added in the boundary area, and then a jumper is made to connect the blocks at both sides together, so that the horizontal block and the vertical block are connected in series to realize the touch function.
With continued reference to fig. 6, the millimeter-wave antenna 32 includes at least one patch antenna element 321 or other form of antenna element. Fig. 6 shows a scenario that the number of the patch antenna units 321 is 4, the number of the patch antenna units 321 may be other numbers, and those skilled in the art may adjust the number of the patch antenna units 321 according to actual product requirements.
When the millimeter wave antenna 32 and the touch layer 24 are disposed on the same layer, or the millimeter wave antenna 32 and the touch layer 24 are disposed on different layers, the patch antenna unit 321 blocks a part of the touch layer 24, and the blocked part of the touch function is affected by the patch antenna unit 321, but the position of the patch antenna unit 321 and the touch operation dead zone 301 are not affected by the whole touch function of the touch layer 24.
Optionally, the patch antenna unit 321 is a mesh structure, and the mesh structure may increase the light transmittance of the patch antenna unit 321 and reduce the influence of the patch antenna unit 321 on the normal display of the display panel 30.
Further, the patch antenna unit 321 may be a Metal Mesh (Metal Mesh) including ITO lines and/or Metal Mesh lines such as nano silver lines. The light-transmitting conductive material is used, so that the normal display of the display panel is prevented from being affected while the antenna function of the patch antenna unit 321 is ensured.
With continued reference to fig. 6, the display panel further includes: and a feeding structure 33, one end of the feeding structure 33 is connected to the patch antenna unit 321, and the other end of the feeding structure 321 extends to the link area 34 of the touch layer 24 and the first FPC201 and is connected to the first FPC 201.
The link region 34 may also be referred to as a bonding region, which is a bonding region between the touch layer 24 and the first FPC201, and is a hot pressing position when the touch layer 24 and the first FPC201 are connected by a hot pressing process, for example.
Further, the power feeding structure 33 is connected to the first RFIC 31 through the first FPC201, and after the touch layer 24 is connected to the first FPC201 by hot pressing, the power feeding structure 33 is connected to the traces on the first FPC201 and connected to the first RFIC 31 through the traces on the first FPC 201.
Alternatively, as shown in fig. 6, when the pitch of each patch antenna element 321 is small, the feeding structure 33 of each patch antenna element 321 may extend directly to the bonding region.
Accordingly, when the pitch of the patch antenna elements 321 is large, the feeding structures 33 of the patch antenna elements 321 converge and then extend to the bonding area together.
Alternatively, an insulating layer (not shown in the figure) is disposed below the feeding structure 33, since the feeding structure 33 crosses a signal line (not shown in the figure) of the display panel 30 in the process of extending to the bonding area, for example: display signal lines, touch signal lines, etc. in order to avoid short circuit between the feed structure 33 and the signal lines, an insulating layer is added below the feed structure 33 to separate the signal lines.
The feeding structure 33 may be a microstrip line (microstrip line) or a coplanar waveguide (CPW). It will be appreciated that the feed structure 33 needs to be impedance controlled and be as short as possible to reduce path loss.
Referring to fig. 7, the present invention provides another display panel 40, where the display panel 40 is different from the display panel 30 in that: the display panel 40 further includes: a second FPC 41 and a second RFIC 43, the first FPC201 being disposed at a first end in a length direction of the display panel 40, the second FPC 41 being disposed at a second end in the length direction of the display panel 40, the screen IC 202, the touch IC203, the BTB connector 204, and the first RFIC 31 being disposed on the first FPC201, and the BTB connector 42 and the second RFIC 43 being disposed on the second FPC 41; millimeter wave antennas 32 are provided at both the first end and the second end, the millimeter wave antenna 32 at the first end being connected to the first RFIC 31, and the millimeter wave antenna 32 at the second end being connected to the second RFIC 43.
In the embodiment of the present invention, the millimeter wave antenna 32 is also disposed at the second end of the display panel 40, and the second FPC 41, the BTB connector 42 and the second RFIC 43 are correspondingly added, so that the connection mode and the structure between the components can refer to the description of the corresponding components of the display panel 30, which is not repeated herein.
In this way, in the using process, if the millimeter wave antenna at the first end is blocked, the millimeter wave antenna at the second end can be automatically switched to use, so as to improve the spatial coverage of the millimeter wave antenna, for example, improve the Cumulative Distribution Function (CDF) index.
Above-mentioned automatic switch-over millimeter wave antenna can be realized through current antenna switching method, the embodiment of the utility model provides a do not do specific limit to this.
In the embodiment of the utility model, the millimeter wave antenna unit is arranged at the first end and the second end of the display panel, and the millimeter wave antenna is arranged between the cover plate and the touch layer, so that the space required by the millimeter wave antenna is saved, the space of the existing antenna is avoided being occupied, and the antenna performance of the terminal equipment is improved; the millimeter wave antenna is arranged at the edge of the display panel, so that the display panel has the millimeter wave antenna function and the touch function at the same time, and the millimeter wave antenna and the touch function are not influenced by each other.
Furthermore, when the operation of the millimeter wave antenna at one end is affected, the other end can be automatically switched to use, the spatial coverage range of the millimeter wave antenna is improved, and the antenna performance of the terminal equipment is enhanced.
The embodiment of the utility model provides a still provide a display device, including the mainboard, this display device still includes like foretell display panel, and display panel's FPC passes through the BTB connector and is connected with this mainboard, makes the millimeter wave antenna among the display panel can carry out signal transmission with display device's mainboard.
Above-mentioned display device can be display, smart television etc. of taking touch-control function, and above-mentioned display device also can be intelligent wearing equipment such as intelligent glasses, Virtual Reality (VR) device, Augmented Reality (AR) device, the embodiment of the utility model provides a do not limit to display device's concrete type.
The embodiment of the utility model provides a still provide a terminal equipment, including the mainboard, this terminal equipment still includes like foretell display panel, and display panel's FPC passes through the BTB connector and is connected with this mainboard, makes the millimeter wave antenna among the display panel can carry out signal transmission with terminal equipment's mainboard.
Above-mentioned terminal equipment is 5G terminal equipment, and this terminal equipment can be cell-phone, panel Computer, notebook Computer, super Mobile Personal Computer (UMPC), netbook or Personal Digital Assistant (PDA) etc. for this terminal equipment, the embodiment of the utility model provides a do not restrict terminal equipment's specific type.
The above description is only an embodiment of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions within the technical scope of the present disclosure should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A display panel, comprising: apron and touch-control layer, its characterized in that, display panel still includes: a first RFIC and a millimeter wave antenna;
the millimeter wave antenna is positioned between the cover plate and the touch layer and is arranged at the edge of the display panel;
the millimeter wave antenna is connected with the first RFIC.
2. The display panel of claim 1, wherein the first RFIC is disposed on a first FPC of the display panel, the first FPC further having a display IC, a touch IC, and a BTB connector disposed thereon.
3. The display panel according to claim 2, wherein the display panel further comprises a second FPC and a second RFIC, the first FPC is disposed at a first end in a length direction of the display panel, the second FPC is disposed at a second end in the length direction of the display panel, the second FPC is provided with a BTB connector and the second RFIC, the millimeter wave antenna is disposed at each of the first end and the second end, the millimeter wave antenna at the first end is connected to the first RFIC, and the millimeter wave antenna at the second end is connected to the second RFIC.
4. The display panel according to claim 2 or 3, wherein the millimeter wave antenna includes at least one patch antenna unit.
5. The display panel according to claim 4, wherein the display panel further comprises a polarizer, the polarizer is located between the cover plate and the touch layer, and the millimeter wave antenna is located between the cover plate and the polarizer.
6. The display panel according to claim 4, wherein the patch antenna unit is a mesh structure.
7. The display panel according to claim 6, wherein the patch antenna unit is a metal grid line including ITO lines and/or silver nanowires.
8. The display panel according to claim 4, characterized in that the display panel further comprises: and one end of the feed structure is connected with the patch antenna unit, and the other end of the feed structure extends to the link area of the display panel and the FPC and is connected with the FPC.
9. The display panel of claim 8, wherein the feed structure is a microstrip line or a coplanar waveguide.
10. A terminal device comprising a main board, characterized in that the terminal device further comprises the display panel according to any one of claims 1 to 9, and the FPC of the display panel is connected to the main board through a BTB connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921259955.3U CN210270841U (en) | 2019-08-05 | 2019-08-05 | Display panel and terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921259955.3U CN210270841U (en) | 2019-08-05 | 2019-08-05 | Display panel and terminal equipment |
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| CN210270841U true CN210270841U (en) | 2020-04-07 |
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| CN201921259955.3U Active CN210270841U (en) | 2019-08-05 | 2019-08-05 | Display panel and terminal equipment |
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| CN111562860A (en) * | 2020-05-20 | 2020-08-21 | 维沃移动通信有限公司 | Touch display screen and electronic equipment |
| CN111610883A (en) * | 2020-05-20 | 2020-09-01 | 维沃移动通信有限公司 | Touch display screen and electronic equipment |
| CN111710254A (en) * | 2020-07-14 | 2020-09-25 | 京东方科技集团股份有限公司 | Display panel and display device |
| CN112333307A (en) * | 2020-10-29 | 2021-02-05 | 维沃移动通信有限公司 | Display module and electronic device |
| CN112448129A (en) * | 2020-12-08 | 2021-03-05 | 维沃移动通信有限公司 | Display module and electronic equipment |
| CN112882572A (en) * | 2021-02-03 | 2021-06-01 | 维沃移动通信有限公司 | Touch panel, electronic equipment and control method of working state |
| CN112993525A (en) * | 2021-02-03 | 2021-06-18 | 维沃移动通信有限公司 | Display device and electronic apparatus |
| CN114204286A (en) * | 2022-02-15 | 2022-03-18 | 云谷（固安）科技有限公司 | Display screen integrated with antenna, display device and electronic equipment |
| CN114530693A (en) * | 2022-04-24 | 2022-05-24 | 云谷（固安）科技有限公司 | Wireless communication structure, display panel and wireless communication device |
| WO2023124131A1 (en) * | 2021-12-27 | 2023-07-06 | 云谷（固安）科技有限公司 | Display panel and display apparatus |
| TWI814207B (en) * | 2022-01-12 | 2023-09-01 | 友達光電股份有限公司 | Antenna module and display apparatus |
| TWI826343B (en) * | 2022-01-12 | 2023-12-11 | 友達光電股份有限公司 | Antenna module and display apparatus |
| WO2024087018A1 (en) * | 2022-10-25 | 2024-05-02 | 京东方科技集团股份有限公司 | Millimeter wave antenna and manufacturing method therefor, and electronic device and driving method therefor |
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| CN111610883A (en) * | 2020-05-20 | 2020-09-01 | 维沃移动通信有限公司 | Touch display screen and electronic equipment |
| CN111562860B (en) * | 2020-05-20 | 2023-11-24 | 维沃移动通信有限公司 | Touch display screen and electronic equipment |
| CN111610883B (en) * | 2020-05-20 | 2023-11-24 | 维沃移动通信有限公司 | Touch display screen and electronic equipment |
| CN111562860A (en) * | 2020-05-20 | 2020-08-21 | 维沃移动通信有限公司 | Touch display screen and electronic equipment |
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| CN112333307A (en) * | 2020-10-29 | 2021-02-05 | 维沃移动通信有限公司 | Display module and electronic device |
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| CN112448129A (en) * | 2020-12-08 | 2021-03-05 | 维沃移动通信有限公司 | Display module and electronic equipment |
| WO2022166754A1 (en) * | 2021-02-03 | 2022-08-11 | 维沃移动通信有限公司 | Touch-control panel, electronic device, and working state control method |
| CN112993525A (en) * | 2021-02-03 | 2021-06-18 | 维沃移动通信有限公司 | Display device and electronic apparatus |
| CN112993525B (en) * | 2021-02-03 | 2024-03-19 | 维沃移动通信有限公司 | Display device and electronic apparatus |
| CN112882572A (en) * | 2021-02-03 | 2021-06-01 | 维沃移动通信有限公司 | Touch panel, electronic equipment and control method of working state |
| WO2023124131A1 (en) * | 2021-12-27 | 2023-07-06 | 云谷（固安）科技有限公司 | Display panel and display apparatus |
| TWI814207B (en) * | 2022-01-12 | 2023-09-01 | 友達光電股份有限公司 | Antenna module and display apparatus |
| TWI826343B (en) * | 2022-01-12 | 2023-12-11 | 友達光電股份有限公司 | Antenna module and display apparatus |
| US11456522B2 (en) | 2022-02-15 | 2022-09-27 | Yungu (Gu'an) Technology Co., Ltd. | Antenna integrated display screen, display apparatus and electronic device |
| CN114204286A (en) * | 2022-02-15 | 2022-03-18 | 云谷（固安）科技有限公司 | Display screen integrated with antenna, display device and electronic equipment |
| TWI786033B (en) * | 2022-04-24 | 2022-12-01 | 大陸商雲谷（固安）科技有限公司 | Wireless communication structure, display panel and wireless communication device |
| US11641059B2 (en) | 2022-04-24 | 2023-05-02 | Yungu (Gu'an) Technology Co., Ltd. | Wireless communication structure, display panel and wireless communication device |
| CN114530693A (en) * | 2022-04-24 | 2022-05-24 | 云谷（固安）科技有限公司 | Wireless communication structure, display panel and wireless communication device |
| CN114530693B (en) * | 2022-04-24 | 2022-08-12 | 云谷（固安）科技有限公司 | Wireless communication structure, display panel and wireless communication device |
| WO2024087018A1 (en) * | 2022-10-25 | 2024-05-02 | 京东方科技集团股份有限公司 | Millimeter wave antenna and manufacturing method therefor, and electronic device and driving method therefor |
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