CN205122755U - Fixed watchband antenna structure - Google Patents
Fixed watchband antenna structure Download PDFInfo
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- CN205122755U CN205122755U CN201520901343.5U CN201520901343U CN205122755U CN 205122755 U CN205122755 U CN 205122755U CN 201520901343 U CN201520901343 U CN 201520901343U CN 205122755 U CN205122755 U CN 205122755U
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- watchband
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- watch shell
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Abstract
The utility model provides a fixed watchband antenna structure has such characteristic, include: metal meter case, the PCB board sets up in metal meter case, has: headroom district and wiring circuit region, the feed source distributes on the border of headroom district and wiring circuit region, long watchband is connected with one side of metal meter case, is close to the headroom district, short watchband is connected with metal meter case's opposite side, is close to the wiring circuit region, and the antenna, set up on the PCB board and in the long watchband, lack in the watchband.
Description
Technical field
The utility model relates to the wireless communication field of intelligent movable wearable device, particularly the fixed watchband antenna structure of one.
Background technology
In recent years, the quantity of intelligent movable wearable device presents explosive growth, and product mainly concentrates on bracelet and Waist watch type mobile phone two class.Relative to the bracelet kind equipment of function singleness, Waist watch type mobile phone, because possess the application that can realize novel human-computer interaction technology, therefore progressively presents the trend of unified wrist-wearable device.Current Waist watch type mobile phone major part is still arranged in pairs or groups by the short-range communication technique such as bluetooth, WiFi and smart mobile phone and is used, and the functions such as the communication of smart mobile phone, amusement is extended on Waist watch type mobile phone and uses.Consumer's Experience is still subject to a definite limitation.Therefore on Waist watch type mobile phone, add the development priority that normal mobile communication function will be next stage.Because the volume of Waist watch type mobile phone limits, conventional band antenna to be placed therein, such as be with the frequency ranges such as GSM/CDMA, technically still have larger difficulty.
In addition, the Waist watch type mobile phone of metal current texture is welcome because fashionable appearance is more subject to user than plastic meter shell mobile phone.But the existence of metal shell seriously can reduce antenna radiation performance.In order to eliminate the impact of metal pair aerial signal, in Cell Phone Design industry, common practices comprises:
1. metal edge frame is cracked, using the part participation radiation of metal edge frame as antenna.But this way defectiveness: is crack to destroy the aesthetic feeling of overall appearance; Two is to cause antenna performance sharply to worsen when people holds gap position.
2., directly to metal edge frame feed, form aerial radiation by the introducing of different earth point and the gap between adjustment frame and pcb board.
But on the Waist watch type mobile phone of small volume, these two kinds of ways all cannot accomplish the antenna of general communication frequency range.
Utility model content
The utility model carries out to solve the problem, and object is to provide a kind of impact avoiding metal shell completely, ensures the fixed watchband antenna structure of antenna performance.
The fixed watchband antenna structure that the utility model provides, has such feature, comprising: metal watch shell; Pcb board, is arranged in metal watch shell, has: headroom district and wired circuit district; Feed source, is distributed in the border in headroom district and wired circuit district; Long watchband, is connected with the side of metal watch shell, near headroom district; Short watchband, is connected with the opposite side of metal watch shell, near wired circuit district; And antenna, be arranged on pcb board with in long watchband, in short watchband.
The fixed watchband antenna structure that the utility model provides, has such feature: wherein, antenna, has: feed part, is arranged on the side, headroom district on pcb board; Grounded part, is arranged on the side, wired circuit district on pcb board, stretches in short watchband; And radiant section, divide with current feed department and be connected, stretch in long watchband.
The fixed watchband antenna structure that the utility model provides, has such feature: wherein, radiant section, has: radiating element, divide be connected with current feed department, stretch in long watchband; And second radiating element, divide with current feed department and be connected, stretch in long watchband.
The fixed watchband antenna structure that the utility model provides, have such feature: wherein, long watchband, has: long watchband internal layer, and one end is connected with metal watch shell; And long watchband is outer, one end is connected with metal watch shell, and the other end is connected with the other end of long watchband internal layer, and long watchband internal layer and the outer field centre of long watchband form interlayer, are provided with radiant section in interlayer.
The fixed watchband antenna structure that the utility model provides, have such feature: wherein, short watchband, has: short watchband internal layer, and one end is connected with metal watch shell; And short watchband is outer, one end is connected with metal watch shell, and the other end is connected with the other end of short watchband internal layer, and short watchband internal layer and the outer field centre of short watchband form interlayer, are provided with grounded part in interlayer.
The fixed watchband antenna structure that the utility model provides, has such feature, comprising: a plurality of screw device, be arranged on the junction of long watchband, short watchband and metal watch shell.
Utility model effect
Fixed watchband antenna structure involved by the utility model, by aerial position is shifted out metal shell, directly avoid metal shell impact, without the need to doing the variation of any diseases caused by external factors to metal shell, utilize watchband inner space as a part for antenna, by arranging the radiating element of different length, different resonance band can be regulated according to real needs, under maintenance product appearance prerequisite, fully solving Waist watch type mobile phone aerial signal problem.
Accompanying drawing explanation
Fig. 1 is the 3D structural representation of the utility model fixed watchband antenna structure in an embodiment;
Fig. 2 is the fragmentary sectional view of the utility model fixed watchband antenna structure in an embodiment;
Fig. 3 is the planar structure schematic diagram of the utility model fixed watchband antenna structure in an embodiment;
Fig. 4 is the oscillogram of the utility model antenna return loss in an embodiment; And
Fig. 5 is the datagram of the utility model antenna radiation efficiency in an embodiment.
Embodiment
Referring to drawings and Examples, the fixed watchband antenna structure involved by the utility model is explained in detail.
Fig. 1 is the 3D structural representation of the utility model fixed watchband antenna structure in an embodiment.
Fig. 2 is the fragmentary sectional view of the utility model fixed watchband antenna structure in an embodiment.
Fig. 3 is the planar structure schematic diagram of the utility model fixed watchband antenna structure in an embodiment.
As shown in Figure 1, Figure 2 and Figure 3, fixed watchband antenna structure has: metal watch shell 1, pcb board 2, feed source 3, long watchband 4, short watchband 5, screw device 6 and antenna.
The inside of metal watch shell 1 is provided with pcb board 2, and pcb board 2 has: headroom district 2-1 and wired circuit district 2-2.Headroom district 2-1 is disposed adjacent with wired circuit district 2-2, and the area of headroom district 2-1 is less than wired circuit district 2-2.Wired circuit district 2-2 is used for the wiring of circuit.
Feed source 3 is distributed in the border of headroom district 2-1 and wired circuit district 2-2.
Long watchband 4 is connected with the side of metal watch shell 1 by two symmetrically arranged screw devices 6, and headroom district 2-1 is near long watchband 4 side.Long watchband 4 has: long watchband internal layer 4-1 and the outer 4-2 of long watchband.
One end of long watchband internal layer 4-1 is connected with metal watch shell 1.One end of the outer 4-2 of long watchband is connected with metal watch shell 1, and the other end is connected with the other end of long watchband internal layer 4-1.Long watchband internal layer 4-1 and the outer 4-2 of long watchband forms an interlayer.
Short watchband 5 is connected with the opposite side of metal watch shell 1 by two symmetrically arranged screw devices 6, and wired circuit district 2-2 is near short watchband 5 side.Short watchband 5 has: short watchband internal layer 5-1 and the outer 5-2 of short watchband.
One end of short watchband internal layer 5-1 is connected with metal watch shell 1.One end of the outer 5-2 of short watchband is connected with metal watch shell 1, and the other end is connected with the other end of short watchband internal layer 5-1.Short watchband internal layer 5-1 and the outer 5-2 of short watchband forms an interlayer.
Four screw devices between two a pair, are separately positioned on the junction of long watchband 4, short watchband 5 and metal watch shell 1.
Antenna is made up of feed part 7-1, grounded part 7-2 and radiant section 7-3, is arranged on pcb board 2, in long watchband 4, in short watchband 5.
Feed part 7-1 is arranged on the 2-1 side, headroom district on pcb board 2.Grounded part 7-2 is arranged on the 2-2 side, wired circuit district on pcb board 1, stretches in short watchband 5, clamps fixing by short watchband internal layer 5-1 and the outer 5-2 of short watchband.
Radiant section 7-3 is connected with feed part 7-1, stretches in long watchband 4, clamps fixing by field watchband internal layer 4-1 and the outer 4-2 of long watchband.Feed part 7-1 plays the effect connecting feed source 3 and radiant section 7-3, connecting with welding manner in the present embodiment.Radiant section 7-3 has:
First radiating element 7-3-1 is connected with feed part 3, stretches in long watchband 4.Second radiating element 7-3-2 is connected with feed part 7-1, stretches in long watchband 4.First radiating element 7-3-1 and the second radiating element 7-3-2 be arranged in parallel, and the first radiating element 7-3-1 is slightly longer than the second radiating element 7-3-2.
In the present embodiment, first radiating element 7-3-1 and grounded part 7-2 co-controlling low-frequency resonant, the second radiating element 7-3-2 controls high-frequency resonant, slots between the first radiating element 7-3-1 and the second radiating element 7-3-2, regulate groove depth and width, the 3rd resonance point can be coupled out.In the present embodiment, the 3rd resonance point is set to the frequency of GPS.
Fig. 4 is the oscillogram of the utility model antenna return loss in an embodiment.
Fig. 5 is the datagram of the utility model antenna radiation efficiency in an embodiment.
As shown in Figure 4 and Figure 5, fixed watchband antenna structure meets actual communication need all completely in CDMA800, GPS, BT & WiFi tri-frequency range intervals.
The effect of embodiment and effect
Fixed watchband antenna structure involved by the present embodiment, by aerial position is shifted out metal shell, directly avoid metal shell impact, without the need to doing the variation of any diseases caused by external factors to metal shell, utilize watchband inner space as a part for antenna, by arranging the radiating element of different length, different resonance band can be regulated according to real needs, under maintenance product appearance prerequisite, fully solving Waist watch type mobile phone aerial signal problem.
Above-mentioned execution mode is preferred case of the present utility model, is not used for limiting protection range of the present utility model.
Claims (6)
1. a fixed watchband antenna structure, is characterized in that, comprising:
Metal watch shell;
Pcb board, is arranged in described metal watch shell, has: headroom district and wired circuit district;
Feed source, is distributed in the border in described headroom district and described wired circuit district;
Long watchband, is connected with the side of described metal watch shell, near described headroom district;
Short watchband, is connected with the opposite side of described metal watch shell, near described wired circuit district; And
Antenna, is arranged on described pcb board with in described long watchband, in described short watchband.
2. fixed watchband antenna structure according to claim 1, is characterized in that:
Wherein, described antenna, has:
Feed part, is arranged on the side, described headroom district on described pcb board;
Grounded part, is arranged on the side, described wired circuit district on described pcb board, stretches in described short watchband; And
Radiant section, divides with described current feed department and is connected, and stretches in described long watchband.
3. fixed watchband antenna structure according to claim 2, is characterized in that:
Wherein, described radiant section, has:
Radiating element, divides with described current feed department and is connected, and stretches in described long watchband; And
Second radiating element, divides with described current feed department and is connected, and stretches in described long watchband.
4. fixed watchband antenna structure according to claim 2, is characterized in that:
Wherein, described long watchband, has:
Long watchband internal layer, one end is connected with described metal watch shell; And
Long watchband is outer, and one end is connected with described metal watch shell, and the other end is connected with the other end of described long watchband internal layer,
Described long watchband internal layer and the outer field centre of described long watchband form interlayer, are provided with described radiant section in interlayer.
5. fixed watchband antenna structure according to claim 2, is characterized in that:
Wherein, described short watchband, has:
Short watchband internal layer, one end is connected with described metal watch shell; And
Short watchband is outer, and one end is connected with described metal watch shell, and the other end is connected with the other end of described short watchband internal layer,
Described short watchband internal layer and the outer field centre of described short watchband form interlayer, are provided with described grounded part in interlayer.
6. fixed watchband antenna structure according to claim 5, is characterized in that, also comprise:
A plurality of screw device, is arranged on the junction of described long watchband, described short watchband and described metal watch shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520901343.5U CN205122755U (en) | 2015-11-12 | 2015-11-12 | Fixed watchband antenna structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520901343.5U CN205122755U (en) | 2015-11-12 | 2015-11-12 | Fixed watchband antenna structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205122755U true CN205122755U (en) | 2016-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520901343.5U Active CN205122755U (en) | 2015-11-12 | 2015-11-12 | Fixed watchband antenna structure |
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| CN (1) | CN205122755U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375100A (en) * | 2015-11-12 | 2016-03-02 | 上海圣丹纳电子科技有限公司 | Fixed watch strap antenna structure applicable to watch phone with all-metal watch case |
| CN106558758A (en) * | 2016-11-28 | 2017-04-05 | 深圳众思科技有限公司 | Wearable device |
-
2015
- 2015-11-12 CN CN201520901343.5U patent/CN205122755U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105375100A (en) * | 2015-11-12 | 2016-03-02 | 上海圣丹纳电子科技有限公司 | Fixed watch strap antenna structure applicable to watch phone with all-metal watch case |
| CN106558758A (en) * | 2016-11-28 | 2017-04-05 | 深圳众思科技有限公司 | Wearable device |
| CN106558758B (en) * | 2016-11-28 | 2024-06-11 | 南昌黑鲨科技有限公司 | Wearable device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 200444, room 68, No. 218, Da Dao, Baoshan District, Shanghai Patentee after: Shanghai Saint Danner electronic Polytron Technologies Inc Address before: 200444, room 68, No. 218, Da Dao, Baoshan District, Shanghai Patentee before: SHANGHAI SHENGDANNA ELECTRONIC TECHNOLOGY CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180727 Address after: 200444 two floor, 8 powerhouse, 611 Po Qi Road, Baoshan District, Shanghai. Patentee after: Shanghai Saint Danner Wireless Technology Co., Ltd. Address before: 200444 room 218, No. 68, Baoshan District Road, Shanghai Patentee before: Shanghai Saint Danner electronic Polytron Technologies Inc |