CN105406169A - Closed metal ring frame dual-band antenna used for mobile wearable equipment - Google Patents
Closed metal ring frame dual-band antenna used for mobile wearable equipment Download PDFInfo
- Publication number
- CN105406169A CN105406169A CN201510746028.4A CN201510746028A CN105406169A CN 105406169 A CN105406169 A CN 105406169A CN 201510746028 A CN201510746028 A CN 201510746028A CN 105406169 A CN105406169 A CN 105406169A
- Authority
- CN
- China
- Prior art keywords
- frame
- becket
- band antenna
- wearable device
- pcb board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
- H01Q1/243—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use with built-in antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
Abstract
The invention provides a closed metal ring frame dual-band antenna used for mobile wearable equipment. The closed metal ring frame dual-band antenna is characterized by comprising a PCB; a metal ring frame which has a closed structure and surrounds the PCB with preset spacing distance to the PCB; and an antenna unit which is arranged at one side of the metal ring frame. The PCB is provided with a wiring circuit area; a no-wiring clearance area which is arranged at the edge, which is close to the antenna unit, of the PCB and adjacent to the wiring circuit area; and a feeder power supply which is distributed at the boundary of the wiring circuit area and the no-wiring clearance area. The antenna unit is provided with a feeder line of which one end is connected with the feeder power supply and the other end is connected with the metal ring frame.
Description
Technical field
The present invention relates to a kind of wireless communication field, particularly a kind of closed becket frame dual-band antenna for mobile wearable device.
Background technology
In recent years, the quantity of intelligent movable wearable device presents explosive growth.The wrist-wearable device function being integrated with various different sensors also gets more and more.Waist watch type mobile phone, as one of them large class, has the Waist watch type mobile phone of metal-like because fashionable appearance is also more subject to user's welcome.But the existence of metal shell seriously can reduce antenna radiation performance.Traditional Antenna Design has been difficult to meet its performance requirement.
In order to eliminate the impact of metal edge frame on aerial signal, in Cell Phone Design industry, metal edge frame cracks by general selection, 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.This way is not obviously suitable for the little Waist watch type mobile phone of volume.
Summary of the invention
The present invention carries out to solve the problem, and object is that providing a kind of reduces repeated work, improves the Fast design method of designed reliability.
Closed becket frame dual-band antenna for mobile wearable device provided by the invention, has such feature, comprising: pcb board; Becket frame, in closing structure, is looped around around pcb board, and between pcb board between be separated with preset distance; And antenna element, be arranged on the side of becket frame, wherein, pcb board, has: wired circuit region; Without wiring empty regions, be arranged on the edge of pcb board near antenna element, adjacent with wired circuit region; And feeder line power supply, be distributed in wired circuit region and the border without the empty regions that connects up, antenna element, has: feed cabling, and one end is connected with feeder line power supply, and the other end is connected with becket frame.
Closed becket frame dual-band antenna for mobile wearable device provided by the invention, also has such feature: wherein, pcb board, in rectangular, becket frame, in cuboid closing structure, have: the first frame, perpendicular to pcb board, be arranged on the side without wiring empty regions; Second frame, perpendicular to pcb board, is arranged on the side of the first frame, vertical with the first frame; 3rd frame, perpendicular to pcb board, is arranged on the offside of the first frame; And the 4th frame, perpendicular to pcb board, be arranged on the opposite side of the first frame, vertical with the second frame, first frame, the second frame, the 3rd frame and the 4th frame join end to end respectively successively, and form closing structure, the end face of becket frame and bottom surface are not exclusively closed.
Closed becket frame dual-band antenna for mobile wearable device provided by the invention, also have such feature: wherein, preset distance is 2mm.
Closed becket frame dual-band antenna for mobile wearable device provided by the invention, also has such feature: wherein, and the width without wiring empty regions is 5mm.
Closed becket frame dual-band antenna for mobile wearable device provided by the invention, also there is such feature: wherein, wired circuit region and the 4th frame are provided with the first grounding connection point, wired circuit region and the 3rd frame are provided with the second grounding connection point, and wired circuit region and the second frame are provided with the 3rd grounding connection point.
Closed becket frame dual-band antenna for mobile wearable device provided by the invention, also has such feature: wherein, and feeder line power supply moves left and right in wired circuit region and the border without the empty regions that connects up.
Closed becket frame dual-band antenna for mobile wearable device provided by the invention, also has such feature: wherein, antenna element, also has: the first expansion Department of Radiation, is arranged on becket frame.
Closed becket frame dual-band antenna for mobile wearable device provided by the invention, also have such feature: wherein, antenna element, also have: reactance component, one end and first is expanded Department of Radiation and is connected; And second expands Department of Radiation, is connected with the other end of reactance component.
Closed becket frame dual-band antenna for mobile wearable device provided by the invention, also there is such feature: wherein, antenna element, also have: parasitic radiation portion, top is connected with the border without the empty regions that connects up with wired circuit region, and terminal is connected with becket frame.
Closed becket frame dual-band antenna for mobile wearable device provided by the invention, also has such feature: wherein, and parasitic radiation portion adopts L-type bending mode cabling, end and the parallel cabling of the first frame.
Invention effect
According to the closed becket frame dual-band antenna for mobile wearable device involved in the present invention, by directly powering to becket frame, utilize becket frame as a part for antenna, without the need to becket frame fluting, the problem that contact human skin causes aerial signal acute variation effectively can be solved under maintenance product appearance prerequisite.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention's closed becket frame dual-band antenna for mobile wearable device in an embodiment; And
Fig. 2 is the waveform schematic diagram of the present invention's return loss in an embodiment.
Embodiment
Referring to drawings and Examples, the closed becket frame dual-band antenna for mobile wearable device involved in the present invention is explained in detail.
The closed becket frame for mobile wearable device in the present embodiment is used for Waist watch type mobile phone.
Fig. 1 is the structural representation of the present invention's closed becket frame dual-band antenna for mobile wearable device in an embodiment.
As shown in Figure 1, the closed becket frame dual-band antenna for mobile wearable device has: pcb board 1, becket frame 2 and antenna element 3.
Pcb board 1 is rectangle, and has: wired circuit region 1-1, nothing wiring empty regions 1-2 and feeder line power supply 1-3.
Wired circuit region 1-1 is disposed adjacent with without the empty regions 1-2 that connects up, even rectangle design.Wired circuit region 1-1 is used for the wiring of circuit.Be disposed adjacent at the edge of pcb board 1 upper side edge without wiring empty regions 1-2, width is 5mm.
Feeder line power supply 1-3 is distributed in wired circuit region 1-1 and the border without the empty regions 1-2 that connects up, and can move left and right at wired circuit region 1-1 and the border without the empty regions 1-2 that connects up.
Becket frame 2 is in closing structure, and be separated with preset distance between being looped around between the surrounding of pcb board and pcb board, the preset distance in the present embodiment is 2mm.Becket frame 2 in the present embodiment, in cuboid, has: the first frame 2-1, the second frame 2-2, the 3rd frame 2-3 and the 4th frame 2-4.
The height of the first frame 2-1 is 8mm, perpendicular to the right edge of pcb board 1, is arranged on the side without wiring empty regions 1-2.
The height of the second frame 2-2 is 8mm, perpendicular to the upper side edge of pcb board 1, is arranged on the side of the first frame 2-1, vertical with the first frame 2-1.
The height of the 3rd frame 2-3 is 8mm, perpendicular to the limit, left side of pcb board 1, is arranged on the offside of the first frame 2-1, parallel with the first frame 2-1.
The height of the 4th frame 2-4 is 8mm, perpendicular to the lower side of pcb board 1, is arranged on the opposite side of the first frame 2-1, vertical with the second frame 2-2.
First frame 2-1, the second frame 2-2, the 3rd frame 2-3 and the 4th frame 2-4 join end to end respectively successively, form closing structure.The end face of becket frame 2 and bottom surface are not exclusively closed, and end face is for placing the display screen of Waist watch type mobile phone, and the function sensor of Waist watch type mobile phone is placed in bottom surface.
Wired circuit region 1-1 and the 4th frame 2-4 is provided with the first grounding connection point 4, wired circuit region 1-1 and the 3rd frame establishes 2-3 to be equipped with the second grounding connection point 5, wired circuit region 1-1 and the second frame 2-2 is provided with the 3rd grounding connection point 6.First grounding connection point 4, second grounding connection point 5 has electrical fitting to be connected with becket frame 2 by pcb board 1 with the 3rd grounding connection point 6 tie point respectively.
Antenna element 3 is arranged on the first frame 2-1 side of becket frame 2, has: feed cabling 3-1, the first expansion Department of Radiation 3-2, reactance component 3-3, the second expansion Department of Radiation 3-4 and parasitic radiation portion 3-5.
Feed cabling 3-1 one end is connected with feeder line power supply 1-3, and the other end is connected with the first frame 2-1 of becket frame 2, is electrically connected by feeder line power supply 1-3 and the first frame 2-1.Electric connecting point on first frame 2-1 forms the first current circuit to the first grounding connection point 4 on the 4th frame 2-4, forms the second current circuit to the 3rd grounding connection point 6 on Second Edge 2-2.Thus produce two fundamental resonances of antenna, by adjusting grounding connection point position on each frame, resonance frequency can be regulated respectively.
First expansion Department of Radiation 3-2 is arranged on the first frame 2-1 of becket frame 2, and low frequency bandwidth is widened by the horizontal bending branch of employing.Because Waist watch type mobile phone inner space is compact, if the first expansion radiant section 3-2 length is inadequate, radiant section 3-4 can be expanded by series reactance elements 3-3 and second and be connected.Reactance component 3-3 in the present embodiment selects inductance element.One end and first of reactance component 3-3 is expanded Department of Radiation 3-2 and is connected.Second expansion Department of Radiation 3-4 is connected with the other end of reactance component 3-3.
3-5 top, parasitic radiation portion is connected with the border without the empty regions 1-2 that connects up with wired circuit region 1-1, and terminal is connected with the first frame 2-1 of becket frame 2.Parasitic radiation portion 3-5 adopts L-type bending mode cabling, and end and the parallel cabling of the first frame 2-1, for widening high frequency bandwidth.
In addition, electrical connection can select the thimble way of contact or the shell fragment way of contact.Grounding connection point can also increase screws contact mode.Do not affecting under the reliable prerequisite of structure, fully ensureing to connect effect.
Fig. 2 is the waveform schematic diagram of the present invention's return loss in an embodiment.
As shown in Figure 2, low frequency 1561MHz ~ 1605MHz, high frequency 2400MHz ~ 2500MHz, return wave loss parameter all reaches below-7dB, meets the actual requirement used completely.
The effect of embodiment and effect
For the closed becket frame dual-band antenna of mobile wearable device involved by the present embodiment, by directly powering to becket frame, utilize becket frame as a part for antenna, without the need to becket frame fluting, the problem that contact human skin causes aerial signal acute variation effectively can be solved under maintenance product appearance prerequisite.
Above-mentioned execution mode is preferred case of the present invention, is not used for limiting the scope of the invention.
Claims (10)
1., for a closed becket frame dual-band antenna for mobile wearable device, it is characterized in that, comprising:
Pcb board;
Becket frame, in closing structure, is looped around around described pcb board, and between described pcb board between be separated with preset distance; And
Antenna element, is arranged on the side of described becket frame,
Wherein, described pcb board, has:
Wired circuit region;
Without wiring empty regions, be arranged on the edge of described pcb board near described antenna element, adjacent with described wired circuit region; And
Feeder line power supply, is distributed in described wired circuit region and the described border without the empty regions that connects up,
Described antenna element, has:
Feed cabling, one end is connected with described feeder line power supply, and the other end is connected with described becket frame.
2. the closed becket frame dual-band antenna for mobile wearable device according to claim 1, is characterized in that:
Wherein, described pcb board, is rectangle,
Described becket frame, in cuboid closing structure, has:
First frame, perpendicular to described pcb board, is arranged on the described side without wiring empty regions;
Second frame, perpendicular to described pcb board, is arranged on the side of described first frame, vertical with described first frame;
3rd frame, perpendicular to described pcb board, is arranged on the offside of described first frame; And
4th frame, perpendicular to described pcb board, is arranged on the opposite side of described first frame, vertical with described second frame,
Described first frame, described second frame, described 3rd frame and described 4th frame join end to end respectively successively, form closing structure,
End face and the bottom surface of described becket frame are not exclusively closed.
3. the closed becket frame dual-band antenna for mobile wearable device according to claim 1, is characterized in that:
Wherein, described preset distance is 2mm.
4. the closed becket frame dual-band antenna for mobile wearable device according to claim 1, is characterized in that:
Wherein, the described width without wiring empty regions is 5mm.
5. the closed becket frame dual-band antenna for mobile wearable device according to claim 2, is characterized in that:
Wherein, described wired circuit region and described 4th frame are provided with the first grounding connection point,
Described wired circuit region and described 3rd frame are provided with the second grounding connection point,
Described wired circuit region and described second frame are provided with the 3rd grounding connection point.
6. the closed becket frame dual-band antenna for mobile wearable device according to claim 1, is characterized in that:
Wherein, described feeder line power supply moves left and right in described wired circuit region and the described border without the empty regions that connects up.
7. the closed becket frame dual-band antenna for mobile wearable device according to claim 1, is characterized in that:
Wherein, described antenna element, also has:
First expansion Department of Radiation, is arranged on described becket frame.
8. the closed becket frame dual-band antenna for mobile wearable device according to claim 7, is characterized in that:
Wherein, described antenna element, also has:
Reactance component, one end and described first is expanded Department of Radiation and is connected; And
Second expansion Department of Radiation, is connected with the other end of described reactance component.
9. the closed becket frame dual-band antenna for mobile wearable device according to claim 1, is characterized in that:
Wherein, described antenna element, also has:
Parasitic radiation portion, top is connected with the described border without the empty regions that connects up with described wired circuit region, and terminal is connected with described becket frame.
10. the closed becket frame dual-band antenna for mobile wearable device according to claim 9, is characterized in that:
Wherein, described parasitic radiation portion adopts L-type bending mode cabling, end and the parallel cabling of described first frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510746028.4A CN105406169A (en) | 2015-11-04 | 2015-11-04 | Closed metal ring frame dual-band antenna used for mobile wearable equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510746028.4A CN105406169A (en) | 2015-11-04 | 2015-11-04 | Closed metal ring frame dual-band antenna used for mobile wearable equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105406169A true CN105406169A (en) | 2016-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510746028.4A Pending CN105406169A (en) | 2015-11-04 | 2015-11-04 | Closed metal ring frame dual-band antenna used for mobile wearable equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN105406169A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105789884A (en) * | 2016-04-19 | 2016-07-20 | 惠州硕贝德无线科技股份有限公司 | Cell phone antenna structure based on metallic back cover |
| CN105811076A (en) * | 2016-04-19 | 2016-07-27 | 惠州硕贝德无线科技股份有限公司 | High-isolation mobile phone antenna structure based on metal back cover |
| CN107317094A (en) * | 2017-06-28 | 2017-11-03 | 南京信息工程大学 | A kind of bracelet antenna and its differential feed method |
| TWI633706B (en) * | 2016-09-01 | 2018-08-21 | 和碩聯合科技股份有限公司 | Wearable electronic device |
| CN112751161A (en) * | 2019-10-31 | 2021-05-04 | 深圳富泰宏精密工业有限公司 | Antenna structure and wireless communication device with same |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105789884A (en) * | 2016-04-19 | 2016-07-20 | 惠州硕贝德无线科技股份有限公司 | Cell phone antenna structure based on metallic back cover |
| CN105811076A (en) * | 2016-04-19 | 2016-07-27 | 惠州硕贝德无线科技股份有限公司 | High-isolation mobile phone antenna structure based on metal back cover |
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Address after: 200444, room 68, No. 218, Da Dao, Baoshan District, Shanghai Applicant after: Shanghai Saint Danner electronic Polytron Technologies Inc Address before: 200444, room 68, No. 218, Da Dao, Baoshan District, Shanghai Applicant before: SHANGHAI SHENGDANNA ELECTRONIC TECHNOLOGY CO., LTD. |
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Effective date of registration: 20180720 Address after: 200444 two floor, 8 powerhouse, 611 Po Qi Road, Baoshan District, Shanghai. Applicant after: Shanghai Saint Danner Wireless Technology Co., Ltd. Address before: 200444 room 218, No. 68, Baoshan District Road, Shanghai Applicant before: Shanghai Saint Danner electronic Polytron Technologies Inc |
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