CN207282725U - A kind of wrist-watch antenna based on closed metal ring - Google Patents
A kind of wrist-watch antenna based on closed metal ring Download PDFInfo
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- CN207282725U CN207282725U CN201721462981.7U CN201721462981U CN207282725U CN 207282725 U CN207282725 U CN 207282725U CN 201721462981 U CN201721462981 U CN 201721462981U CN 207282725 U CN207282725 U CN 207282725U
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- metal ring
- closed metal
- current zero
- tuner
- utility
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Abstract
The utility model provides a kind of wrist-watch antenna based on closed metal ring, including a closed metal ring and a pcb board in the closed metal ring, fixed between the closed metal ring and the pcb board by a nonmetal medium ring, one is provided with wherein described nonmetal medium ring for the first gap for setting distributing point and some the second gaps for being used to install tuner, the pcb board passes through the distributing point and some tuners connect the closed metal ring.Wrist-watch antenna provided by the utility model based on closed metal ring, by accessing tuner in the appropriate position of closed metal ring come tuned resonance, so as to cover GPS and WIFI double frequency frequency ranges.Compared with prior art, the utility model saves space and cost, has the advantages that to have the advantages of simple structure and easy realization.
Description
Technical field
The utility model is related to antenna, and in particular to be a kind of wrist-watch antenna based on closed metal ring, be mainly used for
Intelligent wearable device.
Background technology
In recent years, with the extensive use of intelligent wearable device, by the GPS positioning function of wearable device to stroke into
Row record, connects mobile phone by bluetooth or WIFI function and receives calls, or records pulse and beats etc. by built-in sensors,
Greatly facilitate daily life.
On the other hand because metal have preferably it is wear-resisting it is resistance to fall characteristic, be loved by consumers；Therefore how in band metal
Antenna particularly is designed on the wearable device of closed metal ring, is solved the problems, such as required for becoming at present.
Utility model content
For this reason, the purpose of this utility model is to provide a kind of wrist-watch antenna based on closed metal ring.
The purpose of this utility model is achieved through the following technical solutions.
A kind of wrist-watch antenna based on closed metal ring, including a closed metal ring (10) and one it is located at the closed metal ring
(10) pcb board (20) in, passes through a nonmetal medium ring (30) between the closed metal ring (10) and the pcb board (20)
It is fixed, wherein being provided with first gap for being used to setting distributing point (11) on the nonmetal medium ring (30) and some being used for
Second gap of tuner is installed, the pcb board (20) connects the closing by the distributing point (11) and some tuners
Becket (10).
Preferably, the tuner is installed in from closed metal ring in the case of the distributing point (11) feed-in electric signal
(10) at the current zero position under corresponding GPS 1.575GHz, WIFI 2.45GHz and WIFI 5.5GHz frequency points.
Preferably, five the second gaps, and five second gaps point are provided with the nonmetal medium ring (30)
Not Wei Yu closed metal ring (10) the first current zero position (12), the second current zero position (13), the 3rd current zero position
(14), the 4th current zero position (15) and the 5th current zero position (16).
Preferably, the first current zero position (12) place corresponds to and is provided with the first tuner (12 ')；Second current zero
Position (13) place, which corresponds to, is provided with second tune device (13 ')；3rd current zero position (14) place corresponds to and is provided with the 3rd tuner
(14 '), the 4th current zero position (15) place correspond to and are provided with the 4th tuner (15 ')；5th current zero position (16) place corresponds to
5th tuner (16 ') is installed.
Wrist-watch antenna provided by the utility model based on closed metal ring, by being accessed in the appropriate position of closed metal ring
Tuner carrys out tuned resonance, so as to cover GPS and WIFI double frequency frequency ranges.Compared with prior art, the utility model saves sky
Between and cost, have the advantages that to have the advantages of simple structure and easy realization.
Brief description of the drawings
Fig. 1 is the watch structure schematic diagram that the utility model carries closed metal ring；
Fig. 2 is the utility model feed placement schematic diagram；
Fig. 3 is CURRENT DISTRIBUTION schematic diagram on closed metal ring under the utility model GPS 1.575GHz frequency points；
Fig. 4 is CURRENT DISTRIBUTION schematic diagram on closed metal ring under the utility model WIFI 2.45GHz frequency points；
Fig. 5 is CURRENT DISTRIBUTION schematic diagram on closed metal ring under the utility model WIFI 5.5GHz frequency points；
Fig. 6 is tuner position view on the utility model closed metal ring；
Fig. 7 is the tuner position schematic diagram that the utility model is chosen；
Fig. 8 is the utility model S11 curve maps；
Fig. 9 is the utility model efficiency curve diagram.
Identifier declaration in figure：Closed metal ring 10, distributing point 11, the first current zero position 12, the second current zero position 13,
3rd current zero position 14, the 4th current zero position 15, the 5th current zero position 16, the first tuner 12 ', second tune device
13 ', the 3rd tuner 14 ', the 4th tuner 15 ', the 5th tuner 16 ', pcb board 20, nonmetal medium ring 30.
Embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, is further elaborated the utility model.It should be appreciated that specific embodiment described herein is only explaining
The utility model, is not used to limit the utility model.
Refering to Figure 1, Fig. 1 is the watch structure schematic diagram that the utility model carries closed metal ring.This practicality is new
Type provides a kind of wrist-watch antenna based on closed metal ring, which can realize covering GPS (1.57-1.58) GHz
With double frequency 2.4G WIFI (2.4-2.5) GHz and 5G WIFI (5.15-5.85) GHz.
Wherein the wrist-watch antenna includes a closed metal ring 10 and a pcb board in the closed metal ring 10
20, it is fixedly connected between closed metal ring 10 and the pcb board 20 by a nonmetal medium ring 30.
30 material of nonmetal medium ring is any of which such as plastics, resin, glass, fiber.
As shown in Fig. 2, Fig. 2 is the utility model feed placement schematic diagram.Wherein it is provided with nonmetal medium ring 30
One first gap and several second gaps, and the circuit correspondence on pcb board 20 passes through the distributing point 11 in the first gap
It is connected to closed metal ring 10.
As shown in figure 3, Fig. 3 is CURRENT DISTRIBUTION signal on closed metal ring under the utility model GPS 1.575GHz frequency points
Figure.Wherein from 11 feed-in electric signal of distributing point, can be calculated：Electricity under GPS 1.575GHz frequency points on closed metal ring 10
Flow distribution schematic diagram, wherein GPS 1.575GHz current zeros position include：16 (the 5th current zero positions).
As shown in figure 4, Fig. 4 is CURRENT DISTRIBUTION signal on closed metal ring under the utility model WIFI 2.45GHz frequency points
Figure.Similarly, from 11 feed-in electric signal of distributing point, can be calculated：Under WIFI 2.45GHz frequency points on closed metal ring 10
CURRENT DISTRIBUTION schematic diagram, wherein WIFI 2.4GHz current zeros position includes：12 (the first current zero positions), 13 (the second electricity
Flow zero point position), 16 (the 5th current zero positions).
As shown in figure 5, Fig. 5 is CURRENT DISTRIBUTION schematic diagram on closed metal ring under the utility model WIFI 5.5GHz frequency points.
Similarly, from 11 feed-in electric signal of distributing point, can be calculated：Electricity under WIFI 5.5GHz frequency points on closed metal ring 10
Flow distribution schematic diagram, wherein WIFI 5.5GHz current zeros position include：12 (the first current zero positions), 13 (the second current zeros
Point position), 14 (the 3rd current zero positions), 15 (the 4th current zero positions), 16 (the 5th current zero positions).
It should be noted that in order to more effectively design antenna, it is necessary to be carried out by tuning device using closed metal ring
Tuning, and position of the tuning device on closed metal ring selects to have to consider as follows：If on closed metal ring electric current compared with
Strong position introduces tuner, then can greatly influence current direction and distribution character, make its complete so as to destroy the resonant frequency
Full mismatch, therefore in order to effectively control and adjust each resonant frequency, the utility model tuning device should be chosen to be placed on pair
Answer near the current zero position of frequency point.
As shown in fig. 6, Fig. 6 is tuner position view on the utility model closed metal ring.In order to realize to resonance
5th tuner 16 ' is arranged at 1.575GHz, 2.45GHz, 5.5GHz frequency by effective control of frequency and adjusting, the present embodiment
The 5th current zero position 16 near so that tunable 1.575GHz, 2.45GHz, 5.5GHz resonance.
First tuner 12 ' and second tune device 13 ' are located to the first current zero of 2.45GHz, 5.5GHz frequency respectively
Near point 12 and second current zero position 13 of position, so that tunable 2.45GHz, 5.5GHz resonance.
3rd tuner 14 ' and the 4th tuner 15 ' are located to 14 He of the 3rd current zero position of 5.5GHz frequencies respectively
Near 4th current zero position 15, so that tunable 5.5GHz resonance.
It should be noted that the selection of tuner number needs the realizability of balance quality and structure in the present embodiment,
Tuner number is more, its antenna performance is better, but structure and Antenna Design are more complicated.
As shown in fig. 7, Fig. 7 is the tuner position schematic diagram that the utility model is chosen.In the implementation case, although the
Two tuners 13 ' are made of capacitance 3PF, and the 5th tuner 16 ' is made of capacitance 0.2PF, but by any capacitance, inductance, resistance,
The tuner that switch, variable capacitance, diode etc. are arranged to form is in the protection domain of this case.
Fig. 8 is the utility model S11 curve maps；Fig. 9 is the utility model efficiency curve diagram.
Wrist-watch is implemented and is discussed with closed metal ring in the present embodiment, but this scheme is in non-close becket or nonmetallic ring
It is upper equally applicable.
In conclusion the utility model designs antenna by closed metal ring, by being connect in the appropriate position of closed metal ring
Enter tuner and carry out tuned resonance, it is achieved thereby that GPS (1.57-1.58) GHz and 2.4G WIFI (2.4-2.5) GHz and 5G
The covering of WIFI (5.15-5.85) GHz double frequency frequency ranges.The utility model saves space and cost, and simple in structure, is easy to real
It is existing.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (4)
1. a kind of wrist-watch antenna based on closed metal ring, it is characterised in that being located at including a closed metal ring (10) and one should
Pcb board (20) in closed metal ring (10), it is nonmetallic by one between the closed metal ring (10) and the pcb board (20)
Dielectric ring (30) is fixed, wherein being provided with first gap for being used to set distributing point (11) on the nonmetal medium ring (30)
And some the second gaps for being used to install tuner, the pcb board (20) are connected by the distributing point (11) and some tuners
Connect the closed metal ring (10).
2. the wrist-watch antenna based on closed metal ring as claimed in claim 1, it is characterised in that the tuner is installed in
From in the case of the distributing point (11) feed-in electric signal closed metal ring (10) correspond to GPS 1.575GHz, WIFI 2.45GHz with
And at the current zero position under WIFI 5.5GHz frequency points.
3. the wrist-watch antenna based on closed metal ring as claimed in claim 2, it is characterised in that the nonmetal medium ring
(30) five the second gaps are provided with, and five second gaps are located at the first current zero of closed metal ring (10) respectively
Point position (12), the second current zero position (13), the 3rd current zero position (14), the 4th current zero position (15) and the 5th current zero
Point position (16).
4. the wrist-watch antenna based on closed metal ring as claimed in claim 3, it is characterised in that the first current zero position
(12) place corresponds to and is provided with the first tuner (12 ')；Second current zero position (13) place corresponds to and is provided with second tune device
(13’)；3rd current zero position (14) place corresponds to and is provided with the 3rd tuner (14 '), the 4th current zero position (15) place corresponds to
4th tuner (15 ') is installed；5th current zero position (16) place corresponds to and is provided with the 5th tuner (16 ').
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721462981.7U CN207282725U (en) | 2017-11-06 | 2017-11-06 | A kind of wrist-watch antenna based on closed metal ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721462981.7U CN207282725U (en) | 2017-11-06 | 2017-11-06 | A kind of wrist-watch antenna based on closed metal ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207282725U true CN207282725U (en) | 2018-04-27 |
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ID=61978654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721462981.7U Active CN207282725U (en) | 2017-11-06 | 2017-11-06 | A kind of wrist-watch antenna based on closed metal ring |
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| CN (1) | CN207282725U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109361051A (en) * | 2018-11-22 | 2019-02-19 | 歌尔股份有限公司 | Antenna assembly and electronic equipment |
| CN112713408A (en) * | 2020-12-23 | 2021-04-27 | 维沃移动通信有限公司 | Antenna device and electronic apparatus |
| CN113300109A (en) * | 2021-05-18 | 2021-08-24 | 北京有竹居网络技术有限公司 | Finger ring |
| CN115313031A (en) * | 2022-09-16 | 2022-11-08 | Oppo广东移动通信有限公司 | Electronic device and control method for reducing insertion loss |
-
2017
- 2017-11-06 CN CN201721462981.7U patent/CN207282725U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109361051A (en) * | 2018-11-22 | 2019-02-19 | 歌尔股份有限公司 | Antenna assembly and electronic equipment |
| CN112713408A (en) * | 2020-12-23 | 2021-04-27 | 维沃移动通信有限公司 | Antenna device and electronic apparatus |
| CN112713408B (en) * | 2020-12-23 | 2023-08-22 | 维沃移动通信有限公司 | Antenna device and electronic apparatus |
| CN113300109A (en) * | 2021-05-18 | 2021-08-24 | 北京有竹居网络技术有限公司 | Finger ring |
| CN113300109B (en) * | 2021-05-18 | 2022-11-29 | 北京有竹居网络技术有限公司 | Finger ring |
| CN115313031A (en) * | 2022-09-16 | 2022-11-08 | Oppo广东移动通信有限公司 | Electronic device and control method for reducing insertion loss |
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