CN107069215A - A kind of mimo antenna of full metal jacket - Google Patents
A kind of mimo antenna of full metal jacket Download PDFInfo
- Publication number
- CN107069215A CN107069215A CN201710084579.8A CN201710084579A CN107069215A CN 107069215 A CN107069215 A CN 107069215A CN 201710084579 A CN201710084579 A CN 201710084579A CN 107069215 A CN107069215 A CN 107069215A
- Authority
- CN
- China
- Prior art keywords
- short
- circuit
- nail group
- circuit nail
- group
- 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.)
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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
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
Landscapes
- Waveguide Aerials (AREA)
- Details Of Aerials (AREA)
Abstract
The present invention discloses a kind of mimo antenna of full metal jacket, including circuit board, metal patch, metal shell and short-circuit nail group, and described metal patch printing covering is on circuit boards；Described short-circuit nail group is followed closely on circuit board and metal shell, metal patch is electrically connected with metal shell.Present invention employs all-metal conductor design antenna, each several part is electrically connected with by metallic conductor, and then the metal shell of communication equipment also becomes the part of antenna, is added the frequency band covering of antenna, be have successfully completed the design of antenna.This new antenna structure is succinct, and performance is stable, is greatly improved design efficiency.
Description
Technical field
The present invention relates to field of antenna, more particularly, to a kind of mimo antenna of full metal jacket.
Background technology
With the fast development of mobile communication technology, consumer is to communication equipment（Such as mobile phone）Quality and outward appearance will
More and more higher is sought, current existing communication equipment all employs metal shell mostly, and the shell of metal material is by its grace
The texture of outward appearance, firm structure and metal receives the favor of consumers in general.But, whole metal case body communication equipment can give
Antenna Design brings very big difficulty, it is generally the case that in order to ensure the transmission of signal of communication, it would be desirable to which metal shell is cut
Seam, is replaced being covered in antenna area with non-metallic material.However, the structure that this design method not only have impact on communication equipment is strong
Degree, also add the difficulty of production technology while also influenceing the outward appearance of whole communication equipment.
The content of the invention
There is provided MIMO days of a kind of full metal jacket at least one defect for overcoming described in above-mentioned prior art by the present invention
Line.
In order to solve the above technical problems, technical scheme is as follows：A kind of mimo antenna of full metal jacket, including
Circuit board, metal patch, metal shell and short-circuit nail group, described metal patch printing covering is on circuit boards；Described is short
Traffic stud group is followed closely on circuit board and metal shell, metal patch is electrically connected with metal shell.
In a kind of preferred technical scheme, the mimo antenna also includes 2 coaxial feed joints, and respectively first is same
Axle feed connection and the second coaxial feed dateline；Described coaxial feed joint includes feed end and earth terminal, feed end and metal
Paster is electrically connected, and earth terminal is electrically connected with metal shell.Or, feed end is electrically connected with metal shell, and earth terminal is pasted with metal
Piece is electrically connected.
In a kind of preferred technical scheme, described circuit board and metal shell is in horizontal positioned.
In a kind of preferred technical scheme, described metal patch printing covering is on circuit boards as earth terminal.
In a kind of preferred technical scheme, described short-circuit nail group has 4 groups, the respectively first short-circuit nail group, second short
Traffic stud group, the 3rd short-circuit nail group and the 4th short-circuit nail group, every group is made up of multiple short circuit nails by alignment；The short circuit
The arrangement position mode of nail group is the first short-circuit nail group and the second short-circuit nail group vertical arrangement, respectively with two sides of metal shell
It is parallel, form a rectangle；Described 3rd short-circuit nail group and the 4th short-circuit nail group vertical arrangement, respectively at two of metal shell
Side is parallel, forms a rectangle, and not with the first short-circuit nail group and the second short-circuit nail group juxtaposition.
In a kind of preferred technical scheme, the first described coaxial feed joint is short positioned at the first short-circuit nail group and second
In the rectangular area that traffic stud group is surrounded；The second described coaxial feed joint is located at the 3rd short-circuit nail group and the 4th short-circuit nail group
In the rectangular area surrounded.
Compared with prior art, the beneficial effect of technical solution of the present invention is：A kind of mimo antenna of full metal jacket, bag
Circuit board, metal patch, metal shell and short-circuit nail group are included, described metal patch printing covering is on circuit boards；Described
Short-circuit nail group nail makes metal patch be electrically connected with metal shell on circuit board and metal shell.Present invention employs all-metal
Conductor design antenna, each several part is electrically connected with by metallic conductor, and then the metal shell of communication equipment also becomes antenna
A part, adds the frequency band covering of antenna, have successfully completed the design of antenna.This new antenna structure is succinct, and performance is steady
It is fixed, it is greatly improved design efficiency, and antenna parameters circuit board, the size of metal shell, and the number that short circuit is followed closely
Amount, the function and the performance of antenna realized according to different units and matching requirement are adjusted flexibly, with very strong practicality.
Brief description of the drawings
Fig. 1 is the mimo antenna plane schematic top plan view of the full metal jacket of embodiment 1.
Fig. 2 is the positive dimensional structure diagram of the mimo antenna of the full metal jacket of embodiment 1.
Fig. 3 is the mimo antenna return loss schematic diagram of the full metal jacket of embodiment 1.
Fig. 4 is the mimo antenna isolation schematic diagram of the full metal jacket of embodiment 1.
Wherein：1st, circuit board；2nd, metal patch；3rd, metal shell；4th, short-circuit nail group；5th, the first coaxial feed joint；6、
Second coaxial feed joint；41st, the first short-circuit nail group；42nd, the second short-circuit nail group；43rd, the 3rd short-circuit nail group；44 and the 4th short circuit
Nail group.
Embodiment
Accompanying drawing being given for example only property explanation, it is impossible to be interpreted as the limitation to this patent；
In order to more preferably illustrate the present embodiment, some parts of accompanying drawing have omission, zoomed in or out, and do not represent the chi of actual product
It is very little；
To those skilled in the art, some known features and its explanation may be omitted and will be understood by accompanying drawing.
Technical scheme is described further with reference to the accompanying drawings and examples.
Embodiment 1
As shown in Figure 1 and 2, a kind of mimo antenna of full metal jacket, including circuit board 1, metal patch 2, metal shell 3 and short
Traffic stud group 4, the described printing of metal patch 2 covering is on the circuit card 1；Described short-circuit nail group 4 is followed closely outside circuit board 1 and metal
On shell 3, metal patch 2 is set to be electrically connected with metal shell 3.
In specific implementation process, the mimo antenna also includes 2 coaxial feed joints, respectively the first coaxial feed
The coaxial feed dateline 6 of joint 5 and second；Described coaxial feed joint includes feed end and earth terminal, feed end and metal patch
Electrical connection, earth terminal is electrically connected with metal shell.Or, feed end is electrically connected with metal shell, earth terminal and metal patch electricity
Connection.
In specific implementation process, described circuit board 1 and metal shell 3 is in horizontal positioned.
In specific implementation process, the described printing covering of metal patch 2 is on the circuit card 1 as earth terminal.
In specific implementation process, described short-circuit nail group 4 has 4 groups, respectively first short-circuit the 41, second short circuit of nail group nail
The short-circuit nail group 44 of the short-circuit nail group 43 and the 4th of group the 42, the 3rd, every group is made up of multiple short circuit nails by alignment；It is described short
The arrangement position mode of traffic stud group 4 is that the first short-circuit nail group 42 of short-circuit nail group 41 and second is arranged vertically, respectively with metal shell 3
Two sides it is parallel, formed a rectangle；The described 3rd short-circuit nail group 44 of short-circuit nail group 43 and the 4th is arranged vertically, respectively at gold
Two sides for belonging to shell 3 are parallel, form a rectangle, and do not intersect weight with the first short-circuit nail group 42 of short-circuit nail group 41 and second
It is folded.
In specific implementation process, the first described coaxial feed joint 5 is located at the first short-circuit short circuit of nail group 41 and second
In the rectangular area that nail group 42 is surrounded；The second described coaxial feed joint 6 is located at the 3rd short-circuit short circuit of nail group 43 and the 4th
In the rectangular area that nail group 44 is surrounded.
As shown in return loss schematic diagram in Fig. 3 embodiments 1, antenna is in the range of 2 ~ 35 GHz bands, and antenna impedance is small,
Efficiency high, the middle Best Point of this scope is centre frequency about 2.4GHz.
As shown in isolation schematic diagram in Fig. 4 embodiments 1, the isolation between two antennas is less than -15dB, meets antenna
The requirement of isolation, can normal work.
The same or analogous part of same or analogous label correspondence；
Term the being given for example only property explanation of position relationship described in accompanying drawing, it is impossible to be interpreted as the limitation to this patent；
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not to this hair
The restriction of bright embodiment.For those of ordinary skill in the field, it can also do on the basis of the above description
Go out other various forms of changes or variation.There is no necessity and possibility to exhaust all the enbodiments.It is all in the present invention
Spirit and principle within any modifications, equivalent substitutions and improvements for being made etc., should be included in the guarantor of the claims in the present invention
Within the scope of shield.
Claims (8)
1. a kind of mimo antenna of full metal jacket, it is characterised in that including circuit board（1）, metal patch（2）, metal shell
（3）With short-circuit nail group（4）, described metal patch（2）Printing is covered in circuit board（1）On；Described short-circuit nail group（4）Nail exists
Circuit board（1）And metal shell（3）On, make metal patch（2）With metal shell（3）Electrical connection.
2. the mimo antenna of full metal jacket according to claim 1, it is characterised in that the mimo antenna also includes 2
Individual coaxial feed joint, respectively the first coaxial feed joint（5）With the second coaxial feed dateline（6）；Described coaxial feed connects
Head includes feed end and earth terminal, and feed end is electrically connected with metal patch, and earth terminal is electrically connected with metal shell.
3. the mimo antenna of full metal jacket according to claim 1, it is characterised in that the mimo antenna also includes 2
Individual coaxial feed joint, respectively the first coaxial feed joint（5）With the second coaxial feed joint（6）；Described coaxial feed
Joint includes feed end and earth terminal, and feed end is electrically connected with metal shell, and earth terminal is electrically connected with metal patch.
4. the mimo antenna of full metal jacket according to claim 1, it is characterised in that described circuit board（1）With gold
Belong to shell（3）In horizontal positioned.
5. the mimo antenna of full metal jacket according to claim 1, it is characterised in that described metal patch（2）Print
Brush is covered in circuit board（1）On be used as earth terminal.
6. the mimo antenna of full metal jacket according to claim 1, it is characterised in that described short-circuit nail group（4）Have 4
Group, the respectively first short-circuit nail group（41）, the second short-circuit nail group（42）, the 3rd short-circuit nail group（43）With the 4th short-circuit nail group
（44）, every group is made up of multiple short circuit nails by alignment；The short-circuit nail group（4）Arrangement position mode be first short
Traffic stud group（41）With the second short-circuit nail group（42）Vertical arrangement, respectively with metal shell（3）Two sides it is parallel, formed a square
Shape；Described 3rd short-circuit nail group（43）With the 4th short-circuit nail group（44）Vertical arrangement, respectively at metal shell（3）Two sides put down
OK, form a rectangle, and not with the first short-circuit nail group（41）With the second short-circuit nail group（42）Juxtaposition.
7. the mimo antenna of the full metal jacket according to any one of Claims 2 or 3, it is characterised in that described short circuit
Nail group（4）There are 4 groups, the respectively first short-circuit nail group（41）, the second short-circuit nail group（42）, the 3rd short-circuit nail group（43）It is short with the 4th
Traffic stud group（44）, every group is made up of multiple short circuit nails by alignment；The short-circuit nail group（4）Arrangement position mode be
First short-circuit nail group（41）With the second short-circuit nail group（42）Vertical arrangement, respectively with metal shell（3）Two sides it is parallel, formed
One rectangle；Described 3rd short-circuit nail group（43）With the 4th short-circuit nail group（44）Vertical arrangement, respectively at metal shell（3）Two
Individual side is parallel, forms a rectangle, and not with the first short-circuit nail group（41）With the second short-circuit nail group（42）Juxtaposition.
8. the mimo antenna of full metal jacket according to claim 7, it is characterised in that the first described coaxial feed connects
Head（5）Positioned at the first short-circuit nail group（41）With the second short-circuit nail group（42）In the rectangular area surrounded；Described second is coaxial
Feed connection（6）Positioned at the 3rd short-circuit nail group（43）With the 4th short-circuit nail group（44）In the rectangular area surrounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710084579.8A CN107069215B (en) | 2017-02-16 | 2017-02-16 | MIMO antenna with all-metal shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710084579.8A CN107069215B (en) | 2017-02-16 | 2017-02-16 | MIMO antenna with all-metal shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107069215A true CN107069215A (en) | 2017-08-18 |
| CN107069215B CN107069215B (en) | 2020-03-24 |
Family
ID=59622269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710084579.8A Active CN107069215B (en) | 2017-02-16 | 2017-02-16 | MIMO antenna with all-metal shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107069215B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110600864A (en) * | 2018-06-12 | 2019-12-20 | 启碁科技股份有限公司 | Antenna structure |
| CN110622492A (en) * | 2017-09-18 | 2019-12-27 | Lg电子株式会社 | Mobile terminal |
| US10819025B2 (en) | 2018-06-04 | 2020-10-27 | Wistron Neweb Corp. | Antenna structure |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201117807Y (en) * | 2007-11-12 | 2008-09-17 | 杭州电子科技大学 | Single power-feeding low contour back cavity double frequency bilinear polarization antenna |
| EP2159878A1 (en) * | 2008-08-28 | 2010-03-03 | ERA Technology Limited | Stacked patch antenna array |
| CN103326113A (en) * | 2012-03-23 | 2013-09-25 | 泰科电子(上海)有限公司 | Antenna assembly and mobile terminal |
-
2017
- 2017-02-16 CN CN201710084579.8A patent/CN107069215B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201117807Y (en) * | 2007-11-12 | 2008-09-17 | 杭州电子科技大学 | Single power-feeding low contour back cavity double frequency bilinear polarization antenna |
| EP2159878A1 (en) * | 2008-08-28 | 2010-03-03 | ERA Technology Limited | Stacked patch antenna array |
| CN103326113A (en) * | 2012-03-23 | 2013-09-25 | 泰科电子(上海)有限公司 | Antenna assembly and mobile terminal |
Non-Patent Citations (1)
| Title |
|---|
| JUHUA LIU等: "4-Element Yagi Array of Microstrip Quarter-Wave Patch Antennas", 《2013 IEEE INTERNATIONAL WIRELESS SYMPOSIUM(IWS)》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110622492A (en) * | 2017-09-18 | 2019-12-27 | Lg电子株式会社 | Mobile terminal |
| CN110622492B (en) * | 2017-09-18 | 2020-11-27 | Lg电子株式会社 | Mobile terminal |
| US11005980B1 (en) | 2017-09-18 | 2021-05-11 | Lg Electronics Inc. | Mobile terminal |
| US10819025B2 (en) | 2018-06-04 | 2020-10-27 | Wistron Neweb Corp. | Antenna structure |
| CN110600864A (en) * | 2018-06-12 | 2019-12-20 | 启碁科技股份有限公司 | Antenna structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107069215B (en) | 2020-03-24 |
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