CN214068882U - Antenna device and intelligent wearable equipment - Google Patents
Antenna device and intelligent wearable equipment Download PDFInfo
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- CN214068882U CN214068882U CN202023211988.6U CN202023211988U CN214068882U CN 214068882 U CN214068882 U CN 214068882U CN 202023211988 U CN202023211988 U CN 202023211988U CN 214068882 U CN214068882 U CN 214068882U
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Abstract
The utility model discloses an antenna device and intelligent wearable equipment comprising the same, wherein the antenna device comprises a circuit board and a plurality of antenna bodies; each antenna body is fixedly connected with the circuit board respectively; each antenna body comprises a feeding part and a radiating part; each feeding part is arranged above the circuit board; each radiation part is a grounding circuit wire arranged on the circuit board; one or more of the antenna bodies are provided with isolating parts on the circuit board, and the isolating parts are projection areas or partial projection areas of the feeding parts on the circuit board; there is no circuit trace or no grounding circuit trace in each isolation portion. The utility model discloses increase the isolation between each antenna body, improve each antenna body efficiency, and then improve antenna device's efficiency and promote intelligent wearing equipment's performance.
Description
Technical Field
The utility model belongs to the technical field of communication and wearing equipment, specifically speaking relates to an antenna device and intelligent wearing equipment.
Background
The problem of low antenna efficiency is generally solved due to the fact that intelligent wearable devices such as intelligent watches or bracelets in the market at present are small in space volume and high in antenna arrangement difficulty; and when the multi-antenna is arranged, the problem of poor isolation among the antenna bodies also exists.
Disclosure of Invention
The utility model provides an antenna device and intelligent wearing equipment through set up at least one isolation on the circuit board, increases the isolation between each antenna body, improves antenna device's efficiency, and then promotes intelligent wearing equipment's performance.
In order to solve the technical problem, the utility model discloses a following technical scheme realizes:
an antenna device includes a circuit board, a plurality of antenna bodies;
each antenna body is fixedly connected with the circuit board;
each antenna body comprises a feeding part and a radiating part; each feeding part is arranged above the circuit board; each radiation part is a grounding circuit wire on the circuit board;
the circuit board comprises at least one isolation part corresponding to at least one antenna body, and each isolation part is positioned in a projection area of the feeding part of the antenna body corresponding to the isolation part on the circuit board; each isolation part is free of grounding circuit wiring.
In one embodiment, the number of the antenna bodies is two, and the two antenna bodies are respectively a first antenna body and a second antenna body; the first antenna body comprises a first feeding part and a first radiating part; the second antenna body comprises a second feeding portion and a second radiating portion.
In an embodiment, the first feeding portion and the second feeding portion are both separately disposed from the circuit board and fixedly connected to the circuit board through a first feeding pin and a second feeding pin, respectively;
the first antenna body is provided with the isolation part, which is a first isolation part.
In an embodiment, the first feeding portion and the second feeding portion are rectangular coils; the first feeding pin and the second feeding pin are respectively arranged on one corner of a rectangle of the first feeding part and the second feeding part.
In one embodiment, the long side of the first feeding part is smaller than and arranged along the side of the circuit board; the long edge of the second feed part is smaller than the side edge of the circuit board and is arranged along the side edge of the circuit board.
In one embodiment, the long side of the first feeding portion and the long side of the second feeding portion are respectively arranged along two adjacent side edges of the circuit board; the first feeding pin is arranged in the middle of the side edge of the circuit board; the second feed pin is arranged in the middle of the side edge of the circuit board.
In one embodiment, the first feeding portion and the second feeding portion are coils having line widths along a planar direction of the circuit board; the first feed pin and the second feed pin are perpendicular to the plane where the first feed portion and the second feed portion are located respectively and are connected with the circuit board in a soldering mode respectively.
In an embodiment, the first isolation portion is a partial projection area of the first feeding portion on the circuit board, and is rectangular;
two adjacent side edges of the first isolation part are respectively superposed with the adjacent side edges of the circuit board.
In some embodiments, a width of the first feeding portion in a planar direction of the circuit board is greater than a width of the second feeding portion in the planar direction of the circuit board; the length of the first feeding part along the plane direction of the circuit board is greater than that of the second feeding part along the plane direction of the circuit board;
the first antenna body is used for 5.8GHz WiFi; the second antenna body is used for 2.4GHz Bluetooth or 2.4GHz WiFi.
An intelligent wearable device comprises the antenna device.
Compared with the prior art, the utility model discloses an advantage is with positive effect: the utility model discloses an antenna device and intelligent wearing equipment are according to its little characteristics of inner space, set up the isolation part to one or more in each antenna body, it is the projection region or partial projection region on the circuit board of each feed portion, and its no-connection circuit is walked a line, is equivalent to slotting for the corresponding irradiator, promotes the passive efficiency of the antenna body that is provided with the isolation part, and then improves antenna device's efficiency; simultaneously, each isolation portion can not extend the isolation portion that is provided with the antenna body of isolation portion with the induction magnetic field between the antenna body that does not set up the isolation portion and the ground connection circuit, reduces the antenna body that sets up the isolation portion and the antenna body that does not set up the isolation portion in the great extent and passes through the coupling that ground connection circuit produced to improve the isolation between each antenna body, promoted intelligent wearing equipment's performance.
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 embodiments are briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of an intelligent wearable device provided by the present invention;
FIG. 2 is a schematic block diagram of an embodiment of the smart device of FIG. 1;
FIG. 3 is a schematic block diagram of an embodiment of the smart device of FIG. 1;
FIG. 4 is a schematic block diagram of an embodiment of the smart device of FIG. 1;
fig. 5 is a top view of an embodiment of the smart device of fig. 1.
In the figure, the position of the upper end of the main shaft,
1. a circuit board; 2. a first feeding section; 3. a second feeding section; 4. a first feed pin; 5. a second feed pin; 11. a front side; 12. the reverse side; 13. a first isolation portion.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In an embodiment, referring to fig. 1, 2, 3, 4 and 5, the present invention discloses an antenna device and an intelligent wearable device including the same; the antenna device includes a circuit board 1 and a plurality of antenna bodies.
Each antenna body is fixedly connected with the circuit board 1.
Each antenna body comprises a radiation part and a feed part; each feeding part is arranged on the same side of the circuit board 1, is positioned above the circuit board 1 and is separated from the circuit board 1; each radiation part is a grounding circuit wire on the circuit board.
One or more of the antenna bodies are respectively provided with an isolation part on the circuit board 1, and the isolation part is a projection area or a partial projection area of the feed part of each antenna body on the circuit board 1; each isolation part is free of grounding circuit wiring.
According to the characteristic that the internal space of the intelligent wearing device is small, the antenna device and the intelligent wearing device of the embodiment are provided with the isolation parts aiming at one or more of the antenna bodies, wherein the isolation parts are projection areas or partial projection areas of the feed parts of the antenna bodies on the circuit board 1 and are set to be circuit-free wiring or grounding-free circuit wiring, namely, the isolation parts are not provided with the circuit wiring or only provided with the circuit wiring which is not grounded, namely, the isolation parts are provided with the grooves corresponding to the radiation bodies, so that the radiation efficiency of the antenna bodies provided with the isolation parts is improved, and further, the radiation efficiency of the antenna device is improved; simultaneously, each isolation portion can not extend the isolation portion that is provided with the antenna body of isolation portion with the induction magnetic field between the antenna body that does not set up the isolation portion and the ground connection, reduces the antenna body that sets up the isolation portion and the antenna body that does not set up the isolation portion to a great extent and passes through the coupling that ground connection produced to improve the isolation between each antenna body, promote wearing equipment's performance.
In an embodiment, referring to fig. 1, 2, 3, 4 and 5, the number of the antenna bodies is two, and the two antenna bodies are a first antenna body and a second antenna body respectively; the circuit board 1 comprises a front surface and a back surface; the first antenna body comprises a first feed part 2 and a first radiation part; the second antenna body comprises a second feed part 3 and a second radiation part; the first feed part 2 and the second feed part 3 are positioned above the front surface 11 of the circuit board 1 and are separated from the circuit board 1; the first feed part 2 and the second feed part 3 are fixedly connected with the circuit board 1 through a first feed pin 4 and a second feed pin 5 respectively; the first and second radiation portions are provided on the front surface 11 of the circuit board 1.
The front surface 11 of the circuit board 1 is used for arranging plug-in elements and part of patch elements; the reverse side 12 is then used to dispose portions of the patch elements.
The first antenna body is provided with a first isolation part 13; there is no ground circuit trace on the first isolation portion 13.
The present embodiment facilitates the arrangement of the antenna bodies and the layout of the circuit board 1.
In an embodiment, referring to fig. 1, 2, 3, 4 and 5, the first feeding portion 2 and the second feeding portion 3 are rectangular coils; the first and second feeding pins 4 and 5 are respectively disposed at one corner of the rectangular shape of the first and second feeding portions 2 and 3.
In this embodiment, the first feeding pin 4 and the second feeding pin 5 are disposed at one corner of the rectangle of the first feeding portion 2 and the second feeding portion 3, so as to increase the strength of the feeding portion of each antenna body, improve the stability of the antenna body, and improve the performance of the antenna device and the wearable device.
In an embodiment, referring to fig. 1, 2, 3, 4 and 5, the long side of the first feeding portion 2 is smaller than the side of the circuit board 1 and is disposed along the side of the circuit board 1; the long side of the second feeding portion 3 is smaller than the side of the circuit board 1 and is disposed along the side of the circuit board 1.
The intelligence wearing equipment of this embodiment sets up each antenna body along circuit board 1's side, reduces the coupling of other circuits on each antenna body and the circuit board 1, reduces the interference of antenna body to other circuits on the circuit board 1, also reduces the interference of other circuits on the circuit board 1 to the antenna body, improves the stability and the reliability of antenna device and intelligence wearing equipment.
In an embodiment, referring to fig. 1, 2, 3, 4 and 5, the long side of the first feeding portion 2 and the long side of the second feeding portion 3 are respectively disposed along two adjacent sides of the circuit board 1; the first feeding pin 4 is arranged in the middle of the side edge of the circuit board 1; the second feed pin 5 is arranged in the middle of the side of the circuit board 1.
This embodiment further reduces the intersection between each antenna body and the other circuits of circuit board 1, further improves mutual interference, further improves the stability and the reliability of antenna device and intelligent wearing equipment.
In an embodiment, referring to fig. 1, 2, 3, 4 and 5, the first feeding portion 2 and the second feeding portion 3 are coils having a line width along a planar direction of the circuit board 1; the first feed pin 4 and the second feed pin 5 are perpendicular to the plane where the first feed portion 2 and the second feed portion 3 are located, and are soldered to the circuit board 1.
This embodiment reduces the preparation degree of difficulty of antenna, improves production efficiency.
Preferably, the circuit board 1 is rectangular; the first isolation part 13 is a partial projection area of the first feeding part 2 on the circuit board 1; the first partition 13 is rectangular.
Preferably, two adjacent side edges of the first isolation portion 13 coincide with adjacent side edges of the circuit board 1.
Preferably, the circuit board 1 is made of FR-4 material, and the thickness of the circuit board is 0.6 mm. The height range of the first feed part 2 and the second feed part 3 from the circuit board 1 is 3 mm-4 mm.
The line width range of the first feeding part 2 is 0.45 mm-0.55 mm, and preferably 0.5 mm. The length range of the long side of the first feeding part 2 is 22 mm-23 mm, and the length range of the short side is 4 mm-5 mm.
The line width range of the second feeding part 3 is 0.45 mm-0.55 mm, and preferably 0.5 mm. The length range of the long side of the second feeding part 3 is 7 mm-8 mm, and the length range of the short side is 2 mm-3 mm.
The length range of the long side of the first isolation part 13 is 11.5 mm-12.5 mm, and the length range of the short side is 3.5 mm-4.5 mm.
In some embodiments, referring to fig. 1, 2, 3, 4 and 5, the length of the first feed 2 is greater than the length of the second feed 3; the width of the first feeding portion 2 is larger than the width of the second feeding portion 3. The first antenna body may be for 5.8GHz WiFi; the second antenna body may be used for 2.4GHz bluetooth or 2.4GHz WiFi.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present 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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. An antenna device is characterized by comprising a circuit board and a plurality of antenna bodies;
each antenna body is fixedly connected with the circuit board;
each antenna body comprises a feeding part and a radiating part; each feeding part is arranged above the circuit board; each radiation part is a grounding circuit wire on the circuit board;
the circuit board comprises at least one isolation part corresponding to at least one antenna body, and each isolation part is positioned in a projection area of the feeding part of the antenna body corresponding to the isolation part on the circuit board; each isolation part is free of grounding circuit wiring.
2. The antenna device according to claim 1, wherein the number of the antenna bodies is two, and the two antenna bodies are a first antenna body and a second antenna body respectively; the first antenna body comprises a first feeding part and a first radiating part; the second antenna body comprises a second feeding portion and a second radiating portion.
3. The antenna device according to claim 2, wherein the first feeding portion and the second feeding portion are both disposed separately from the circuit board and are fixedly connected to the circuit board through a first feeding pin and a second feeding pin, respectively;
the first antenna body is provided with the isolation part, which is a first isolation part.
4. The antenna device according to claim 3, wherein the first and second feeding portions are rectangular coils; the first feeding pin and the second feeding pin are respectively arranged on one corner of a rectangle of the first feeding part and the second feeding part.
5. The antenna device according to claim 4, wherein the first feeding portion has a longer side smaller than and disposed along a side of the circuit board; the long edge of the second feed part is smaller than the side edge of the circuit board and is arranged along the side edge of the circuit board.
6. The antenna device according to claim 5, wherein the long side of the first feeding portion and the long side of the second feeding portion are respectively disposed along two adjacent sides of the circuit board; the first feeding pin is arranged in the middle of the side edge of the circuit board; the second feed pin is arranged in the middle of the side edge of the circuit board.
7. The antenna device according to claim 6, wherein the first feeding portion and the second feeding portion are coils having a line width in a planar direction of the circuit board; the first feed pin and the second feed pin are perpendicular to the plane where the first feed portion and the second feed portion are located respectively and are connected with the circuit board in a soldering mode respectively.
8. The antenna device according to claim 4, wherein the first isolation portion is a partial projection area of the first feeding portion on the circuit board, and is rectangular;
two adjacent side edges of the first isolation part are respectively superposed with the adjacent side edges of the circuit board.
9. The antenna device according to any one of claims 2 to 8, wherein a width of the first feeding portion in a planar direction of the circuit board is larger than a width of the second feeding portion in the planar direction of the circuit board; the length of the first feeding part along the plane direction of the circuit board is greater than that of the second feeding part along the plane direction of the circuit board;
the first antenna body is used for 5.8GHz WiFi; the second antenna body is used for 2.4GHz Bluetooth or 2.4GHz WiFi.
10. An intelligent wearable device, characterized by comprising the antenna device of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023211988.6U CN214068882U (en) | 2020-12-28 | 2020-12-28 | Antenna device and intelligent wearable equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023211988.6U CN214068882U (en) | 2020-12-28 | 2020-12-28 | Antenna device and intelligent wearable equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214068882U true CN214068882U (en) | 2021-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023211988.6U Active CN214068882U (en) | 2020-12-28 | 2020-12-28 | Antenna device and intelligent wearable equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214068882U (en) |
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2020
- 2020-12-28 CN CN202023211988.6U patent/CN214068882U/en active Active
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