CN103682613A - Antenna assembly and dual-frequency and double-fed antenna thereof - Google Patents
Antenna assembly and dual-frequency and double-fed antenna thereof Download PDFInfo
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- CN103682613A CN103682613A CN201310734922.0A CN201310734922A CN103682613A CN 103682613 A CN103682613 A CN 103682613A CN 201310734922 A CN201310734922 A CN 201310734922A CN 103682613 A CN103682613 A CN 103682613A
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Abstract
The invention discloses an antenna assembly and a dual-frequency and double-fed antenna thereof. The dual-frequency and double-fed antenna comprises substrate materials. The substrate materials comprise a first surface and a second surface arranged relative to the first surface. The first surface is provided with a first frequency range signal electrode, a second frequency range signal electrode and a first grounding electrode in cooperation with the first frequency range signal electrode and the second frequency range signal electrode. The second surface is provided with a second grounding electrode and an earth electrode connected with the second grounding electrode. The first frequency range signal electrode and the second frequency range signal electrode are respectively connected with a first signal input end and a second input end. The first signal input end and the second signal input end are arranged on each opposite side of the substrate materials respectively. According to this arrangement, the dual-frequency and double-fed function can be achieved in one antenna, so as to adapt to the need of small-sized antennas and the small space requirements. Therefore, the cost can be reduced effectively.
Description
Technical field
The invention belongs to antenna manufacturing technology field, be specifically related to the antenna module that a kind of dual-band and dual-feed enters antenna and has this antenna.
Background technology
Science and technology is maked rapid progress, and the mobile devices such as smart mobile phone and platform computer are more and more general, and GPS navigation and WIFI online have become people's requisite function of living, and people pursue and grow with each passing day the performance of GPS and WIFI function.
The consumption electronic products such as mobile phone the earliest and panel computer often can be used soft board (FPC) antenna; the omni-directional of FPC antenna and cheaply feature make most products all use this antenna form; but this antenna is higher to height and Clearance requirement; mobile device is more and more thinner finally, and FPC antenna is all slowly eliminated in a lot of products.Due to the limitation of FPC antenna, the designer of antenna starts to scribe antenna on the potsherd with certain dielectric constant, and what so just make that antenna can do is less, highly lower, and ceramic antenna is favored by increasing electronics firm till now.On now a lot of mobile communication equipments, GPS and WIFI function have all been used ceramic antenna, but are all generally separately to design, and so just need to use more mainboard area and remove to put antenna, have equally also increased the cost of product.
Summary of the invention
One of object of the present invention is to provide a kind of dual-band and dual-feed to enter antenna, can, on less antenna area, realize double frequency double frequency function.
The present invention also aims to provide a kind of dual-band and dual-feed to enter antenna module.
One of for achieving the above object, the invention provides a kind of dual-band and dual-feed and enter antenna, comprising:
Base material, described base material comprises first surface and the second surface being oppositely arranged with described first surface;
Be arranged on the first frequency band signals electrode, the second frequency band signals electrode of described first surface and the first grounding electrode coordinating with described first, second frequency band signals electrode;
Be arranged on the second grounding electrode of described second surface and the earth electrode being connected with described the second grounding electrode; Wherein,
Described the first frequency band signals electrode and the second frequency band signals electrode are connected with respectively first signal input and secondary signal input, and described first signal input and secondary signal input divide the two opposite end sides that described base material is set.
As a further improvement on the present invention, described the second grounding electrode covers described first, second frequency band signals electrode and the first grounding electrode in the vertical projection of described first surface.
As a further improvement on the present invention, the area of described the first frequency band signals electrode is greater than the area of described the second frequency band signals electrode.
As a further improvement on the present invention, described base material is selected from the ceramic material of dielectric constant 8 ~ 10.
For realizing above-mentioned another goal of the invention, the invention provides a kind of dual-band and dual-feed and enter antenna module, comprising:
First substrate;
Relatively be formed at the first frequency band signals end and the second frequency band signals end on described first substrate;
Be arranged at the earth terminal between described the first frequency band signals end and the second frequency band signals end;
Base material, described base material comprises first surface and the second surface being oppositely arranged with described first surface;
Be arranged on the first frequency band signals electrode, the second frequency band signals electrode of described first surface and the first grounding electrode coordinating with described first, second frequency band signals electrode;
Be arranged on the second grounding electrode of described second surface and the earth electrode being connected with described the second grounding electrode; Wherein,
Described the first frequency band signals electrode and the second frequency band signals electrode are connected with respectively first signal input and secondary signal input, described first signal input and secondary signal input divide the two opposite end sides that described base material is set, described first signal input is connected with described the first frequency band signals end, described secondary signal input is connected with described the second frequency band signals end, and described earth electrode is connected with described earth terminal.
As a further improvement on the present invention, described the first frequency band signals end has the first frequency range feedback point, described the second frequency band signals end has the second frequency range feedback point, described earth terminal has ground connection feedback point, and described first signal input, secondary signal input, earth electrode are connected with described the first frequency range feedback point, the second frequency range feedback point, ground connection feedback point respectively.
As a further improvement on the present invention, between described the first frequency band signals end and described earth terminal, be provided with the first headroom, between described the second frequency band signals end and described earth terminal, be provided with the second headroom.
As a further improvement on the present invention, described the first frequency band signals end and the second frequency band signals end are formed with respectively capacitor regions.
As a further improvement on the present invention, also comprise the second substrate being equipped with described first substrate, between the second frequency band signals end of described second substrate and described first substrate, by via, be connected.
As a further improvement on the present invention, described the first frequency band signals end and the second frequency band signals end are connected with respectively match circuit with external feeder line.
Compared with prior art, dual-band and dual-feed provided by the invention enters antenna and antenna module can be realized the function of dual-band and dual-feed on an antenna, and, owing to having adopted the mode of ceramic antenna, the antenna requirements that can adapt to miniaturization, Clearance Requirement is little, has effectively reduced cost.
Accompanying drawing explanation
Fig. 1 is the vertical view that dual-band and dual-feed of the present invention enters antenna one execution mode;
Fig. 2 is the upward view that dual-band and dual-feed of the present invention enters antenna one execution mode;
Fig. 3 is the structural representation that dual-band and dual-feed of the present invention enters printed circuit part in antenna module one execution mode.
Embodiment
Below with reference to embodiment shown in the drawings, describe the present invention.But these execution modes do not limit the present invention, the conversion in the structure that those of ordinary skill in the art makes according to these execution modes, method or function is all included in protection scope of the present invention.
" first " mentioned in following execution mode, " second " be the absolute differentiation relation in representative structure or function not, and is only used to the convenience described.
Ginseng Fig. 1 and Fig. 2, introduce the embodiment that dual-band and dual-feed of the present invention enters antenna 10.In the present embodiment, this dual-band and dual-feed enters antenna 10 and comprises base material 11, the first frequency band signals electrode 13, the second frequency band signals electrode 14, the first grounding electrode 121, the second grounding electrode 122.
The second grounding electrode 122 is arranged at second surface 112, and this second grounding electrode 122 is also connected with earth electrode 17.Be arranged at the first frequency band signals electrode 13, the second frequency band signals electrode 14, first grounding electrode 121 of first surface 111 and be arranged between second grounding electrode 122, earth electrode 17 of second surface 112 and can produce coupling each other.
The first frequency band signals electrode 13 and the second frequency band signals electrode 14 are connected with respectively first signal input 15 and secondary signal input 16, and this first signal input 15 and secondary signal input 16 are arranged at respectively the two opposite sides end of base material 11.In the present embodiment, this first signal input 15 and secondary signal input 16 extend to respectively on first surface 111 and second surface 112.By reserved first signal input 15, secondary signal input 16 and earth electrode 17, can be by antenna with the mode paster of SMT to mainboard, such structural design makes the assembling of antenna very convenient, saves time, laborsaving, cost-saving.
The second grounding electrode 122 covers first, second frequency band signals electrode 13,14 and the first grounding electrode 121 in the vertical projection of first surface 111.In present embodiment, it is 8 ~ 10 ceramic material that base material 11 is selected dielectric constant, and the ceramic material of lower dielectric constant can provide the antenna making better frequency range.
Coordinate with reference to ginseng Fig. 3, introduce the embodiment that dual-band and dual-feed of the present invention enters antenna module.In the present embodiment, this dual-band and dual-feed enters antenna module and comprises that dual-band and dual-feed enters antenna 10 and printed circuit 20 two parts adaptive with it.
Printed circuit part 20 comprises:
Dual-band and dual-feed enters antenna 10 and comprises:
The second grounding electrode 122 is arranged at second surface 112, and this second grounding electrode 122 is also connected with earth electrode 17.Be arranged at the first frequency band signals electrode 13, the second frequency band signals electrode 14, first grounding electrode 121 of first surface 111 and be arranged between second grounding electrode 122, earth electrode 17 of second surface 112 and can produce coupling each other.
The first frequency band signals electrode 13 and the second frequency band signals electrode 14 are connected with respectively first signal input 15 and secondary signal input 16, and this first signal input 15 and secondary signal input 16 are arranged at respectively the two opposite sides end of base material 11.In the present embodiment, this first signal input 15 and secondary signal input 16 extend to respectively on first surface 111 and second surface 112.
Between the first frequency band signals end 22 and earth terminal 24, be provided with the first headroom 251, between the second frequency band signals end 23 and earth terminal, be provided with the second headroom 252, the demand of this first headroom 251 and the second headroom corresponding the first frequency band signals electrode 13 of difference and the second frequency band signals electrode 14.
The first frequency band signals end 22 and the second frequency band signals end 23 are formed with respectively capacitor regions 222,232, by the capacitor regions 222,232 arranging, can correspondingly produce a capacity effect, and then increase the frequency range of antenna.In fact, capacitor regions 222,232 is the hollow out region on first substrate 211.
In the present embodiment, this dual-band and dual-feed enters antenna module and also comprises the second substrate 212 being equipped with first substrate 211, the receiving circuit of these second substrate 212 respective production 5G frequency range WIFI signals, is connected by via 27 between the second frequency band signals end 23 of second substrate 212 and first substrate 211.Because present a lot of national WIFI are double frequency (2.4-2.5GHz & 5.1-5.8GHz), so can effectively meet by the second substrate 212 arranging the needs that this part signal receives.The first frequency band signals end 22 and the second frequency band signals end 23 are connected with respectively match circuit 261,262 with external feeder line (not shown).
In above-mentioned execution mode, exemplarily show printed circuit 20 parts and comprise first substrate 211 and the two-layer embodiment of second substrate 212, but this is not restriction, in actual production process, can be by repeating to arrange the substrate of multilayer, to strengthen the receiving function of aerial signal.
The present invention is by above-mentioned execution mode, there is following beneficial effect: dual-band and dual-feed provided by the invention enters antenna and antenna module can be realized the function of dual-band and dual-feed on an antenna, and, owing to having adopted the mode of ceramic antenna, the antenna requirements that can adapt to miniaturization, Clearance Requirement is little, has effectively reduced cost.
Be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should make specification as a whole, technical scheme in each execution mode also can, through appropriately combined, form other execution modes that it will be appreciated by those skilled in the art that.
Listed a series of detailed description is above only illustrating for feasibility execution mode of the present invention; they are not in order to limit the scope of the invention, all disengaging within equivalent execution mode that skill spirit of the present invention does or change all should be included in protection scope of the present invention.
Claims (10)
1. dual-band and dual-feed enters an antenna, it is characterized in that, comprising:
Base material, described base material comprises first surface and the second surface being oppositely arranged with described first surface;
Be arranged on the first frequency band signals electrode, the second frequency band signals electrode of described first surface and the first grounding electrode coordinating with described first, second frequency band signals electrode;
Be arranged on the second grounding electrode of described second surface and the earth electrode being connected with described the second grounding electrode; Wherein,
Described the first frequency band signals electrode and the second frequency band signals electrode are connected with respectively first signal input and secondary signal input, and described first signal input and secondary signal input divide the two opposite end sides that described base material is set.
2. dual-band and dual-feed according to claim 1 enters antenna, it is characterized in that, described the second grounding electrode covers described first, second frequency band signals electrode and the first grounding electrode in the vertical projection of described first surface.
3. dual-band and dual-feed according to claim 1 enters antenna, it is characterized in that, the area of described the first frequency band signals electrode is greater than the area of described the second frequency band signals electrode.
4. dual-band and dual-feed according to claim 1 enters antenna, it is characterized in that, described base material is selected from the ceramic material of dielectric constant 8 ~ 10.
5. dual-band and dual-feed enters an antenna module, it is characterized in that, comprising:
First substrate;
Relatively be formed at the first frequency band signals end and the second frequency band signals end on described first substrate;
Be arranged at the earth terminal between described the first frequency band signals end and the second frequency band signals end;
Base material, described base material comprises first surface and the second surface being oppositely arranged with described first surface;
Be arranged on the first frequency band signals electrode, the second frequency band signals electrode of described first surface and the first grounding electrode coordinating with described first, second frequency band signals electrode;
Be arranged on the second grounding electrode of described second surface and the earth electrode being connected with described the second grounding electrode; Wherein,
Described the first frequency band signals electrode and the second frequency band signals electrode are connected with respectively first signal input and secondary signal input, described first signal input and secondary signal input divide the two opposite end sides that described base material is set, described first signal input is connected with described the first frequency band signals end, described secondary signal input is connected with described the second frequency band signals end, and described earth electrode is connected with described earth terminal.
6. dual-band and dual-feed according to claim 5 enters antenna module, it is characterized in that, described the first frequency band signals end has the first frequency range feedback point, described the second frequency band signals end has the second frequency range feedback point, described earth terminal has ground connection feedback point, and described first signal input, secondary signal input, earth electrode are connected with described the first frequency range feedback point, the second frequency range feedback point, ground connection feedback point respectively.
7. dual-band and dual-feed according to claim 5 enters antenna module, it is characterized in that, between described the first frequency band signals end and described earth terminal, is provided with the first headroom, between described the second frequency band signals end and described earth terminal, is provided with the second headroom.
8. dual-band and dual-feed according to claim 5 enters antenna module, it is characterized in that, described the first frequency band signals end and the second frequency band signals end are formed with respectively capacitor regions.
9. dual-band and dual-feed according to claim 5 enters antenna module, it is characterized in that, also comprises the second substrate being equipped with described first substrate, between the second frequency band signals end of described second substrate and described first substrate, by via, is connected.
10. dual-band and dual-feed according to claim 5 enters antenna module, it is characterized in that, described the first frequency band signals end and the second frequency band signals end are connected with respectively match circuit with external feeder line.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310734922.0A CN103682613A (en) | 2013-12-27 | 2013-12-27 | Antenna assembly and dual-frequency and double-fed antenna thereof |
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| CN201310734922.0A CN103682613A (en) | 2013-12-27 | 2013-12-27 | Antenna assembly and dual-frequency and double-fed antenna thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105071020A (en) * | 2015-07-27 | 2015-11-18 | 禾邦电子(苏州)有限公司 | Antenna and electronic device at least comprising antenna |
| CN109687166A (en) * | 2018-12-29 | 2019-04-26 | 瑞声科技（南京）有限公司 | Encapsulating antenna system and mobile terminal |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101150225A (en) * | 2006-09-19 | 2008-03-26 | 智易科技股份有限公司 | Flat antenna |
| CN101170221A (en) * | 2006-10-25 | 2008-04-30 | 鸿富锦精密工业（深圳）有限公司 | MIMO antenna |
| CN101557034A (en) * | 2008-04-08 | 2009-10-14 | 旭丽电子(广州)有限公司 | Double-feed-in double-frequency antenna |
| US20110037655A1 (en) * | 2009-08-17 | 2011-02-17 | Yueh-Lin Tsai | Dielectric-loaded and coupled planar antenna |
| CN203644941U (en) * | 2013-12-27 | 2014-06-11 | 禾邦电子(苏州)有限公司 | Dual-band dual-feed antenna and antenna assembly provided with same |
-
2013
- 2013-12-27 CN CN201310734922.0A patent/CN103682613A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101150225A (en) * | 2006-09-19 | 2008-03-26 | 智易科技股份有限公司 | Flat antenna |
| CN101170221A (en) * | 2006-10-25 | 2008-04-30 | 鸿富锦精密工业（深圳）有限公司 | MIMO antenna |
| CN101557034A (en) * | 2008-04-08 | 2009-10-14 | 旭丽电子(广州)有限公司 | Double-feed-in double-frequency antenna |
| US20110037655A1 (en) * | 2009-08-17 | 2011-02-17 | Yueh-Lin Tsai | Dielectric-loaded and coupled planar antenna |
| CN203644941U (en) * | 2013-12-27 | 2014-06-11 | 禾邦电子(苏州)有限公司 | Dual-band dual-feed antenna and antenna assembly provided with same |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105071020A (en) * | 2015-07-27 | 2015-11-18 | 禾邦电子(苏州)有限公司 | Antenna and electronic device at least comprising antenna |
| CN109687166A (en) * | 2018-12-29 | 2019-04-26 | 瑞声科技（南京）有限公司 | Encapsulating antenna system and mobile terminal |
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Application publication date: 20140326 |