CN104701619A - Annular loop closed metal ring antenna and mobile device - Google Patents
Annular loop closed metal ring antenna and mobile device Download PDFInfo
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- CN104701619A CN104701619A CN201410857758.7A CN201410857758A CN104701619A CN 104701619 A CN104701619 A CN 104701619A CN 201410857758 A CN201410857758 A CN 201410857758A CN 104701619 A CN104701619 A CN 104701619A
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 14
- 239000002184 metal Substances 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 claims description 39
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims 1
- 235000012054 meals Nutrition 0.000 abstract 1
- 230000005855 radiation Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000010295 mobile communication Methods 0.000 description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910001256 stainless steel alloy Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The invention provides an annular loop closed metal ring antenna. The annular loop closed metal ring antenna comprises a feed wire and a closed meal ring side frame; the feed wire is electrically connected with a circuit board through a feed point and electrically connected with the closed metal side frame through a connecting point; two side edges of the closed metal ring side frame are respectively electrically connected to reference ground at the corresponding side edge of the circuit board through a first grounding point and a second grounding point; the fed wire, the closed metal ring side frame and the circuit board form first and second clearance areas; each of the first and second clearance areas comprises clearances which are formed between two side edges of the circuit board and the corresponding side edge of the closed metal ring side frame; the feed point enters the first and second clearance areas of the first and second grounding points through the connecting point to form first and second annular loops which have different resonance length. Compared with the traditional antenna, the antenna has the advantages that the bandwidth is expanded, the performance is improved, and the bandwidth design is highly flexible to adjust.
Description
Technical field
The present invention relates to antenna technology, particularly relate to a kind of loop checking installation and close wireloop antenna and mobile device.
Background technology
Along with the rapid development of ICT (information and communication technology) and electronic industry, the nowadays mobile communication equipment of the various function of tool one of necessity becoming modern.The antenna be installed on mobile communication terminal device experienced by the development by 2G to 4G-LTE, and antenna needs the frequency range of carrying to get more and more.The large-size screen monitors of current equipment in contrast, lightening trend, more manufacturer favors in the closed becket frame of utilization to provide the intensity of device structure and texture and attractive in appearance.But this metal edge frame can make the antenna area narrowed gradually become less, current traditional antenna is caused to be difficult to the wireless performance realizing expecting.
Summary of the invention
Main purpose of the present invention is for the deficiencies in the prior art, there is provided a kind of loop checking installation to close wireloop antenna and there is the mobile device of this antenna, the confined space that can make full use of the equipment of existing employing metal edge frame effectively expands the beamwidth of antenna, improve antenna performance, and make the bandwidth Design of antenna have the adjustability of high flexible.
For achieving the above object, the present invention is by the following technical solutions:
A kind of loop checking installation closes wireloop antenna, for there is in outside closed becket frame and there is in inside the mobile device of circuit board, described antenna comprises feed cabling and described closed becket frame, described feed cabling is electrically connected with described circuit board by distributing point, and be electrically connected with described closed becket frame by tie point, the dual-side of described closed becket frame is electrically connected to the reference ground of described circuit board respective side respectively by the first earth point and the second earth point, described feed cabling, the first empty regions and the second empty regions is formed between described closed becket frame and described circuit board, described first empty regions and the second empty regions comprise the gap between the dual-side and the respective side of described closed becket frame of described circuit board respectively, described distributing point forms the first loop checking installation through described tie point in described first empty regions of described first earth point, described distributing point forms the second loop checking installation through described tie point in described second empty regions of described second earth point, described first loop checking installation and described second loop checking installation have different resonance lengths.
Further:
Dual-side along described closed becket frame is furnished with multiple described first earth point and multiple described second earth point.
Described distributing point is less than described distributing point through the distance of described tie point to described second earth point through described tie point to the distance of described first earth point.
Described feed cabling is electrically connected with the top margin of described closed becket frame by described tie point.
Described feed cabling comprises two long limits of the top margin being parallel to described closed becket frame, and the first end on described two long limits is connected by minor face, has gap, form the ring-type of a non-closed between second end on described two long limits.
Described tie point and described distributing point are arranged on that long limit of the top margin of close described closed becket frame in described two long limits spaced reciprocally.
The sheet metal that described feed cabling is printed antenna or FPC antenna or is injection-moulded on Mobile equipment shell.
Described closed becket frame is the frame of stainless steel, magnesium or aluminum alloy materials.
Described closed becket frame is four angles is the rectangle of fillet.
A kind of mobile device, comprises described loop checking installation and closes wireloop antenna.
Beneficial effect of the present invention:
Antenna structure of the present invention utilizes the closed becket frame of mobile device to form a part for antenna, at feed cabling, closed between becket frame and circuit board, form two empty regions, make to form two loop checking installations between distributing point, closed becket frame, circuit board, closed becket participates in radiation as a part for antenna radiator in two loop checking installations, improve the integral radiation efficiency of antenna, and the requirement of many wide-bands can be met well.By feed cabling, closed becket encouraged and participate in radiation, not only effectively make use of mobile device space, significantly lifting antenna efficiency, and can effectively meet multiband performance requirement.The embodiment of the present invention beamwidth of antenna can reach the multiband effects such as such as 824 ~ 960MHZ, 1710 ~ 2170MHZ, 2300 ~ 2600MHZ, can be applicable on the wireless devices such as the mobile phone of current multiband.For the mobile communication equipment with closed becket frame, adopt the broadband effect that antenna of the present invention realizes, meet the multiband wireless performance requirement of the mobile communication equipments such as current mobile phone, flat board.
Accompanying drawing explanation
Fig. 1 be one embodiment of the invention there is the front view that loop checking installation closes wireloop antenna;
Fig. 2 be one embodiment of the invention there is the rear oblique view that loop checking installation closes wireloop antenna;
Fig. 3 be one embodiment of the invention there is the fundamental diagram that loop checking installation closes wireloop antenna;
Fig. 4 be one embodiment of the invention Antenna Operation in 824 ~ 960MHZ, 1710 ~ 2170MHZ, 2300 ~ 2600MHZ band limits antenna standing wave ratio figure.
Embodiment
Below embodiments of the present invention are elaborated.It is emphasized that following explanation is only exemplary, instead of in order to limit the scope of the invention and apply.
Consult Fig. 1 to Fig. 3, according to embodiments of the invention, a kind of loop checking installation closes wireloop antenna, for having closed becket frame 201 in outside and having the mobile device of circuit board in inside.Circuit board can be pcb board 300.This antenna comprises feed cabling 103 and closed becket frame 201, feed cabling 103 along closed becket frame 201 top margin and arrange, feed cabling 103 is electrically connected with pcb board 300 by distributing point 102, and is electrically connected with closed becket frame 201 by tie point 104.The dual-side of closed becket frame 201 is electrically connected to the reference ground of pcb board 300 respective side respectively by the first earth point 301 and the second earth point 302, feed cabling 103, closed first empty regions 311 and the second empty regions 312, first empty regions 311 and the second empty regions 312 of being formed between becket frame 201 and pcb board 300 comprise gap between the dual-side and the respective side of closed becket frame 201 of pcb board 300 respectively.Distributing point 102 forms the first loop checking installation in the first empty regions 311 of tie point 104 to the first earth point 301, distributing point 102 forms the second loop checking installation in the second empty regions 312 of tie point 104 to the second earth point 302, first loop checking installation and the second loop checking installation vary in size, and have different resonance lengths.In two loop checking installations, closed becket, as a part for antenna radiator, improves the integral radiation efficiency of antenna.
As depicted in figs. 1 and 2, in a preferred embodiment, the quantity dual-side of closed becket frame 201 being connected respectively to first earth point 301, second earth point 302 on the reference ground of pcb board 300 respective side can have multiple, and multiple first earth point 301 and multiple second earth point 302 are arranged along the dual-side of closed becket frame 201 respectively.
As depicted in figs. 1 and 2, in a preferred embodiment, in order to make varying in size of the first loop checking installation and the second loop checking installation, distributing point 102 can be made to be less than the distance of distributing point 102 through tie point 104 to the second earth point 302 through the distance of tie point 104 to the first earth point 301.In a preferred embodiment, feed cabling 103 is electrically connected by the top margin of tie point 104 with closed becket frame 201.
As depicted in figs. 1 and 2, in a preferred embodiment, feed cabling 103 comprises two long limits of the top margin being parallel to closed becket frame 201, and the first end on two long limits is connected by minor face, article two, between second end on long limit, there is gap, form the ring-type of a non-closed.Tie point 104 and distributing point 102 are arranged on that long limit of the top margin of close closed becket frame 201 in two long limits spaced reciprocally.Above-mentioned design can obtain good radiation efficiency and multiband performance.Feed cabling 103 also can be designed to have different figures and length.
Described closed becket frame 201 can adopt stainless steel, magnesium or aluminum alloy materials to make, to improve structural strength.
In certain embodiments, closed becket frame 201 can be four angles is the rectangle of fillet, such as rectangular shaped rim as Figure 1-Figure 2, and this antenna applications is on mobile phone.
Feed cabling 103 uses LDS, DPA technology to be printed in the surface of shell of mobile device, also can be arranged on surface of shell or the special support arranged with FPC form.In addition, can also with the injection moulding of sheet metal form on shell or on the special support arranged.
Fig. 3 illustrates the fundamental diagram of one embodiment of the invention, and closed metal frame 201 is connected with feed cabling 103 by tie point 104, and closed metal frame 201 is by the first earth point 301 and the second earth point 302 and pcb board 300 ground connection.Distributing point 102 forms a loop checking installation region through tie point 104 in the empty regions 311 of the first earth point 301 of closed becket frame 201, and namely Fig. 3 shows right circular working region L1.By regulating the first earth point 301 position, the high-frequency work frequency of antenna can be changed.Distributing point 102 forms a loop checking installation region through tie point 104 in the empty regions 312 of the second earth point 302 of closed becket frame 201, and namely Fig. 3 shows left side annular working region L2.By regulating the second earth point 302, the low frequency operating frequency of antenna can be changed.In addition, tie point 104 also effectively can adjust antenna operating frequency relative to the position of distributing point 102 and the pattern form of feed cabling 103 is adjusted.
Fig. 4 be the Antenna Operation of the embodiment of the present invention in 824 ~ 960MHZ, 1710 ~ 2170MHZ, 2300 ~ 2600MHZ band limits antenna standing wave ratio figure (SWR, Standing-waveratio).
Following table 1 illustrates the some work frequency range of the antenna of the embodiment of the present invention and the passive efficiency contrasting data of antenna.
On the other hand, the present invention also provides a kind of mobile device, and in their various embodiments, the loop checking installation that mobile device can have described by above-mentioned any embodiment closes wireloop antenna.
Table 1 is Antenna Operation frequency range and the antenna passive efficiency table of the embodiment of the present invention
Above content combines concrete/preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention; without departing from the inventive concept of the premise; its execution mode that can also describe these makes some substituting or modification, and these substitute or variant all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. a loop checking installation closes wireloop antenna, for there is in outside closed becket frame and there is in inside the mobile device of circuit board, it is characterized in that, described antenna comprises feed cabling and described closed becket frame, described feed cabling is electrically connected with described circuit board by distributing point, and be electrically connected with described closed becket frame by tie point, the dual-side of described closed becket frame is electrically connected to the reference ground of described circuit board respective side respectively by the first earth point and the second earth point, described feed cabling, the first empty regions and the second empty regions is formed between described closed becket frame and described circuit board, described first empty regions and the second empty regions comprise the gap between the dual-side and the respective side of described closed becket frame of described circuit board respectively, described distributing point forms the first loop checking installation through described tie point in described first empty regions of described first earth point, described distributing point forms the second loop checking installation through described tie point in described second empty regions of described second earth point, described first loop checking installation and described second loop checking installation have different resonance lengths.
2. loop checking installation as claimed in claim 1 closes wireloop antenna, and it is characterized in that, the dual-side along described closed becket frame is furnished with multiple described first earth point and multiple described second earth point.
3. loop checking installation as claimed in claim 1 closes wireloop antenna, it is characterized in that, described distributing point is less than described distributing point through the distance of described tie point to described second earth point through described tie point to the distance of described first earth point.
4. loop checking installation as claimed in claim 1 closes wireloop antenna, it is characterized in that, described feed cabling is electrically connected with the top margin of described closed becket frame by described tie point.
5. the loop checking installation as described in any one of Claims 1-4 closes wireloop antenna, it is characterized in that, described feed cabling comprises two long limits of the top margin being parallel to described closed becket frame, the first end on described two long limits is connected by minor face, between second end on described two long limits, there is gap, form the ring-type of a non-closed.
6. loop checking installation as claimed in claim 5 closes wireloop antenna, it is characterized in that, described tie point and described distributing point are arranged on that long limit of the top margin of close described closed becket frame in described two long limits spaced reciprocally.
7. the loop checking installation as described in any one of claim 1 to 6 closes wireloop antenna, it is characterized in that, the sheet metal that described feed cabling is printed antenna or FPC antenna or is injection-moulded on Mobile equipment shell.
8. the loop checking installation as described in any one of claim 1 to 6 closes wireloop antenna, it is characterized in that, described closed becket frame is the frame of stainless steel, magnesium alloy or aluminum alloy materials.
9. the loop checking installation as described in any one of claim 1 to 6 closes wireloop antenna, it is characterized in that, described closed becket frame is four angles is the rectangle of fillet.
10. a mobile device, is characterized in that, the loop checking installation comprised as described in any one of claim 1 to 9 closes wireloop antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410857758.7A CN104701619B (en) | 2014-12-31 | 2014-12-31 | A kind of loop checking installation closure wireloop antenna and mobile device |
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| CN201410857758.7A CN104701619B (en) | 2014-12-31 | 2014-12-31 | A kind of loop checking installation closure wireloop antenna and mobile device |
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| CN104701619A true CN104701619A (en) | 2015-06-10 |
| CN104701619B CN104701619B (en) | 2017-08-01 |
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| CN105322278A (en) * | 2015-06-26 | 2016-02-10 | 维沃移动通信有限公司 | Antenna with continuous metal frame and electronic equipment employing antenna |
| CN105375109A (en) * | 2015-11-24 | 2016-03-02 | 苏州纳安特通信科技有限公司 | Tunable antenna structure for completely closed metal-frame mobile phone |
| CN105591205A (en) * | 2016-02-17 | 2016-05-18 | 常熟市泓博通讯技术股份有限公司 | Cell phone 4G double-LOOP structure antenna |
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| CN107394353A (en) * | 2017-07-25 | 2017-11-24 | 捷开通讯(深圳)有限公司 | Three-in-one loop antenna apparatus and mobile terminal |
| CN110226261B (en) * | 2017-10-31 | 2020-09-25 | 华为技术有限公司 | Antenna and mobile terminal |
| CN110226261A (en) * | 2017-10-31 | 2019-09-10 | 华为技术有限公司 | A kind of antenna and mobile terminal |
| US11515633B2 (en) | 2017-10-31 | 2022-11-29 | Huawei Technologies Co., Ltd. | Antenna and mobile terminal |
| CN108493587B (en) * | 2018-05-04 | 2020-03-10 | Oppo广东移动通信有限公司 | Shell assembly, antenna assembly and electronic equipment |
| CN108493587A (en) * | 2018-05-04 | 2018-09-04 | Oppo广东移动通信有限公司 | Housing unit, antenna module and electronic equipment |
| WO2019218168A1 (en) * | 2018-05-15 | 2019-11-21 | 华为技术有限公司 | Antenna system and terminal device |
| US11735809B2 (en) | 2018-05-15 | 2023-08-22 | Huawei Technologies Co., Ltd. | Antenna system and terminal device |
| CN109193120A (en) * | 2018-08-07 | 2019-01-11 | 瑞声科技(新加坡)有限公司 | antenna system and mobile terminal |
| CN111029733A (en) * | 2018-10-09 | 2020-04-17 | 深圳富泰宏精密工业有限公司 | Antenna structure and electronic device with same |
| CN109687148A (en) * | 2018-11-23 | 2019-04-26 | 合肥联宝信息技术有限公司 | The multi-antenna structure of becket combination slit |
| CN109687148B (en) * | 2018-11-23 | 2021-08-24 | 合肥联宝信息技术有限公司 | Multi-antenna structure with metal ring combined with slit |
| EP3896785A4 (en) * | 2018-12-12 | 2022-01-26 | Vivo Mobile Communication Co., Ltd. | Terminal device |
| TWI827121B (en) * | 2022-07-04 | 2023-12-21 | 和碩聯合科技股份有限公司 | Electronic device |
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