CN210639599U - Touch pad module and terminal equipment - Google Patents
Touch pad module and terminal equipment Download PDFInfo
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- CN210639599U CN210639599U CN201922015340.2U CN201922015340U CN210639599U CN 210639599 U CN210639599 U CN 210639599U CN 201922015340 U CN201922015340 U CN 201922015340U CN 210639599 U CN210639599 U CN 210639599U
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Abstract
The utility model provides a touch pad module and terminal equipment, touch pad module includes touch antenna portion and near field communication antenna portion, touch antenna portion is including the array antenna who is used for the touch layer of touch and is used for receiving touch signal, the range upon range of setting of touch layer and array antenna, near field communication antenna portion includes the metal routing layer and is used for making the planar magnetic material layer in magnetic field perpendicular to metal routing layer place, the range upon range of setting in metal routing layer and magnetic material layer, array antenna and the adjacent setting in metal routing layer. The utility model provides a touch pad module and terminal equipment, touch antenna and near field communication antenna unite two into one, integrate in same touch pad module, and the array antenna in the touch antenna portion is not a monoblock metal and walks the line in addition, and the gap between each antenna unit of array antenna can be followed in the magnetic field that the NFC antenna produced passes, can not shield the magnetic field of NFC antenna transmission, guarantees the communication function of NFC antenna.
Description
Technical Field
The utility model belongs to the technical field of the near field communication, more specifically say, relate to a touch pad module and terminal equipment.
Background
Electronic products, particularly touch pads on notebooks and Near Field Communication (NFC) have become the standard for notebooks. In order to realize touch, a window with the same size as the touch pad is generally arranged on the shell of the electronic product, and then the touch pad is directly embedded in the window arranged in the shell, so that the touch pad is the appearance surface. However, in order to realize the NFC function, most of notebooks are designed to be thin, the entire housing is made of metal, and the surface of the NFC antenna cannot be covered by metal, which brings the problem of NFC antenna design. If similar with the touch pad, also make NFC antenna windowing design on the shell, can bring the increase of cost on the one hand, on the other hand influences whole product outward appearance.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a touch pad module to the electronic product of the metal casing who exists among the solution prior art is difficult to the technical problem who designs the NFC antenna.
In order to achieve the above object, the utility model adopts the following technical scheme: provided is a touch panel module including:
the touch antenna part comprises a touch layer for touching and an array antenna for receiving touch signals, wherein the touch layer and the array antenna are arranged in a laminated manner; and
the near field communication antenna part comprises a metal wiring layer and a magnetic material layer used for enabling a magnetic field to be perpendicular to the plane of the metal wiring layer, wherein the metal wiring layer and the magnetic material layer are arranged in a stacked mode;
the array antenna and the metal wiring layer are arranged adjacently.
Furthermore, the touch panel module further comprises a touch circuit board, and the array antenna and the metal wiring layer are arranged on the touch circuit board.
Furthermore, the array antenna and the metal routing layer are respectively arranged on two opposite sides of the touch circuit board.
Further, the metal routing layer is annular.
Furthermore, the array antenna and the metal routing layer are arranged on the same side of the touch circuit board, and the array antenna is located in an annular area defined by the metal routing layer.
Further, the touch circuit board is an epoxy resin board.
Further, the array antenna comprises a plurality of antenna units arranged in an array, and gaps are formed among the antenna units.
Further, the touch layer is a plastic layer.
Further, the magnetic material layer is a ferrite layer.
The utility model also provides a terminal equipment, including foretell touch pad module, still include the equipment casing and with the main circuit board that the touch pad module electricity is connected, the touch window has been seted up to the equipment casing, the touch pad module inlays to be located in the touch window.
The utility model provides a touch pad module and terminal equipment's beneficial effect lies in: compared with the prior art, the utility model discloses touch pad module includes touch antenna portion and near field communication antenna portion, and touch antenna portion includes touch layer and array antenna, and near field communication antenna portion includes metal routing layer and magnetic material layer, and array antenna and the adjacent setting in metal routing layer. In this touch pad module, touch antenna and near field communication antenna unite two into one, integrate in same touch pad module, and the array antenna in the touch antenna portion is not a monoblock metal and walks the line moreover, and the magnetic field that near field communication antenna portion produced can pass from the gap between each antenna element of array antenna, can not shield the magnetic field of near field communication antenna portion transmission, guarantees the communication function of near field antenna communication portion.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions 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 without inventive labor.
Fig. 1 is a schematic diagram of a stack of touch panel modules according to an embodiment of the present invention;
fig. 2 is a front view of a first touch pad module according to an embodiment of the present invention;
fig. 3 is a front view of a second touch pad module according to an embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1-a touch antenna section; 11-a touch layer; 12-an array antenna; 121-an antenna element; 2-a near field communication antenna part; 21-a metal routing layer; 22-magnetic material layer.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1, the touch pad module according to the present invention is illustrated, and the touch pad module is used in a terminal device having a touch module, such as a notebook, a mobile phone, etc.
In one embodiment of the touch pad module, the touch pad module comprises a touch antenna part 1 and a near field communication antenna part 2, the touch antenna part 1 is used for receiving a touch signal and realizing a touch function of a terminal device, and the near field communication antenna part 2 is used for communicating with an external device so as to realize functions of file transmission, mobile payment and the like. The touch antenna part 1 includes a touch layer 11 and an array antenna 12, and the touch layer 11 is exposed on the surface of the terminal device for being touched by a finger. When the touch antenna part 1 works, the user of the terminal device touches the touch layer 11 with a finger to change the capacitance of the array antenna 12, and the main circuit board in the terminal device detects the capacitance change and converts the capacitance change into coordinates, thereby controlling the cursor on the corresponding display screen and realizing the operation of the cursor. The near field communication antenna section 2 includes a metal wiring layer 21 and a magnetic material layer 22. When the near field communication antenna part 2 works, the terminal device sends an alternating current signal to the metal wiring layer 21 to form a closed loop annular current, and under the action of the magnetic material layer 22, the alternating current will form a strong magnetic field in the direction perpendicular to the plane where the metal wiring layer 21 is located, and the magnetic field is formed on one side close to the touch layer 11, so that magnetic induction is performed on the terminal device and the external device, near field communication is completed, and functions of file transmission, mobile payment and the like are realized.
The touch panel module in the above embodiment includes the touch antenna portion 1 and the near field communication antenna portion 2, the touch antenna portion 1 includes the touch layer 11 and the array antenna 12, the near field communication antenna portion 2 includes the metal routing layer 21 and the magnetic material layer 22, and the array antenna 12 and the metal routing layer 21 are stacked. In this touch pad module, touch antenna and near field communication antenna unite two into one, integrate in same touch pad module, array antenna 12 in touch antenna portion 1 is not a monoblock metal and walks the line moreover, and the magnetic field that near field communication antenna portion 2 produced can pass from the gap between each antenna unit 121 of array antenna 12, can not shield the magnetic field of near field communication antenna portion 2 transmission, guarantees near field communication antenna portion 2's communication function.
In one embodiment of the touch panel module, the touch panel module further includes a touch circuit board, and the array antenna 12 and the metal wiring layer 21 are disposed on the touch circuit board. The provision of a touch circuit board facilitates the integration of the array antenna 12 and the metal routing layer 21 for ease of manufacture and installation.
Alternatively, the touch circuit board is an epoxy board having a high flame resistance rating, such as a FR-4 rating. The fire extinguishing device can automatically extinguish the fire in a burning state, and the use safety of the terminal equipment is ensured.
Referring to fig. 2 and 3, in one embodiment of the nfc antenna portion 2, the metal wiring layer 21 is in a ring shape, so that the metal wiring layer 21 can generate a ring current after an alternating current is fed, thereby forming a magnetic field perpendicular to the metal wiring layer 21.
Referring to fig. 2, in one embodiment of the touch panel module, the array antenna 12 and the metal wiring layer 21 are respectively disposed on two opposite sides of the touch circuit board. As shown in fig. 2, the solid line is the array antenna 12 and is disposed on the front surface of the touch circuit board, and the dotted line is the metal wiring layer 21 and is disposed on the back surface of the touch circuit board. The layout of the array antenna 12 and the metal wiring layer 21 does not interfere with each other, and the size and layout of the array antenna 12 and the metal wiring layer 21 are not limited. In this embodiment, the touch layer 11, the array antenna 12, the metal wiring layer 21, and the magnetic material layer 22 are sequentially disposed from the outside to the inside.
Referring to fig. 3, in another embodiment of the touch panel module, the array antenna 12 and the metal wiring layer 21 are disposed on the same side of the touch circuit board. In this embodiment, in order to prevent the array antenna 12 and the metal wiring layer 21 from overlapping each other, the array antenna 12 is located in a ring area surrounded by the metal wiring layer 21, and the array antenna 12 and the metal wiring layer 21 are prevented from interfering with each other.
Referring to fig. 2 and 3, in one embodiment of the array antenna 12, the array antenna 12 includes a plurality of antenna units 121 arranged in an array, and a gap is formed between the antenna units 121, so that a magnetic field generated by the metal wiring layer 21 can be emitted from the gap between the antenna units 121, thereby ensuring the normal operation of the near field communication antenna part 2. The antenna element 121 may be a pulse antenna, a strip antenna, etc., and the specific shape of the antenna element 121 is not limited herein.
Optionally, the touch layer 11 is a non-metal material such as a plastic layer, which prevents electromagnetic interference from being caused to the array antenna 12 and the metal wiring layer 21.
Optionally, the magnetic material layer 22 is a ferrite layer, which has the effect of reinforcing and guiding the magnetic field.
The utility model also provides a terminal equipment, terminal equipment include the touch pad module in any of the above-mentioned embodiments, still include equipment casing and main circuit board. The equipment shell is provided with a touch window, the touch pad module is embedded in the touch window, and the touch layer 11 is exposed in the touch window and used for being touched by fingers. Accordingly, the near field communication antenna unit 2 emits a magnetic field to the outside through the touch window, and it is not necessary to provide a window.
The utility model provides a terminal equipment has adopted the touch pad module in above-mentioned arbitrary embodiment. In this touch pad module, touch antenna and near field communication antenna unite two into one, integrate in same touch pad module, array antenna 12 in touch antenna portion 1 is not a monoblock metal and walks the line moreover, and the magnetic field that near field communication antenna portion 2 produced can pass from the gap between each antenna unit 121 of array antenna 12, can not shield the magnetic field of near field communication antenna portion 2 transmission, guarantees near field communication antenna portion 2's communication function.
Optionally, the device housing is made of metal or nonmetal, and the functions of the touch antenna part 1 and the near field communication antenna part 2 are not affected.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. Touch pad module, its characterized in that includes:
the touch antenna part comprises a touch layer for touching and an array antenna for receiving touch signals, wherein the touch layer and the array antenna are arranged in a laminated manner; and
the near field communication antenna part comprises a metal wiring layer and a magnetic material layer used for enabling a magnetic field to be perpendicular to the plane of the metal wiring layer, wherein the metal wiring layer and the magnetic material layer are arranged in a stacked mode;
the array antenna and the metal wiring layer are arranged adjacently.
2. The touch pad module of claim 1, wherein: the touch pad module further comprises a touch circuit board, and the array antenna and the metal routing layer are arranged on the touch circuit board.
3. The touch pad module of claim 2, wherein: the array antenna and the metal wiring layer are respectively arranged on two opposite sides of the touch circuit board.
4. The touch pad module of claim 2, wherein: the metal routing layer is annular.
5. The touch pad module of claim 4, wherein: the array antenna and the metal routing layer are arranged on the same side of the touch circuit board, and the array antenna is located in an annular area defined by the metal routing layer.
6. The touch pad module of claim 2, wherein: the touch circuit board is an epoxy resin board.
7. The touch pad module of claim 1, wherein: the array antenna comprises a plurality of antenna units arranged in an array, and gaps are formed among the antenna units.
8. The touch pad module of claim 1, wherein: the touch layer is a plastic layer.
9. The touch pad module of claim 1, wherein: the magnetic material layer is a ferrite layer.
10. Terminal equipment, its characterized in that: the touch panel module of any one of claims 1-9, further comprising an equipment housing and a main circuit board electrically connected to the touch panel module, wherein the equipment housing is provided with a touch window, and the touch panel module is embedded in the touch window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922015340.2U CN210639599U (en) | 2019-11-20 | 2019-11-20 | Touch pad module and terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922015340.2U CN210639599U (en) | 2019-11-20 | 2019-11-20 | Touch pad module and terminal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210639599U true CN210639599U (en) | 2020-05-29 |
Family
ID=70795786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922015340.2U Active CN210639599U (en) | 2019-11-20 | 2019-11-20 | Touch pad module and terminal equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210639599U (en) |
-
2019
- 2019-11-20 CN CN201922015340.2U patent/CN210639599U/en active Active
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| GR01 | Patent grant | ||
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Effective date of registration: 20201102 Address after: 215300 floor 3, new generation communication technology industrial park, room 5, No. 1689, Zizhu Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: KUNSHAN YIQU INFORMATION TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. Address before: 215300 room 10, plant no.1689-5, Zizhu Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: Kunshanyuanboxun Communication Technology Co.,Ltd. Patentee before: KUNSHAN YIQU INFORMATION TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. |