CN205921084U - Miniaturized LTE MIMO navigation combined antenna - Google Patents
Miniaturized LTE MIMO navigation combined antenna Download PDFInfo
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- CN205921084U CN205921084U CN201620980119.4U CN201620980119U CN205921084U CN 205921084 U CN205921084 U CN 205921084U CN 201620980119 U CN201620980119 U CN 201620980119U CN 205921084 U CN205921084 U CN 205921084U
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- antenna
- lte
- lte mimo
- navigation
- minor matters
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Abstract
The utility model provides a miniaturized LTE MIMO navigation combined antenna, includes two LTE MIMO antennas, navigation antenna and PCB panels, its characterized in that: on LTEMIMO antenna and navigation antenna all locate the PCB panel, and navigation antenna is located LTE MIMO antenna central authorities, be equipped with signal earth shifter copper around the navigation antenna, navigation antenna and signal ground are equal to isolated conductor, carry out the solid to two LTE MIMO antennas and keep apart, further realize low coupling and low dependence between LTE MIMO antenna element. The LTEMIMO antenna adopts the super material structural design of a compound left side / right hand transmission line form, realizes miniaturization, low -loss and the broadband of antenna, the directional diagram diversity is realized to two LTE MIMO antennas, improves the isolation between two LTE MIMO antennas, reduces the dependence, adopt reasonable spatial layout, navigation antenna sets up between two LTE MIMO antennas, adopts isolated ground and navigation antenna to carry out three -dimensional decoupling zero, improves the isolation between LTE MIMO antenna element, does benefit to the miniaturization that realizes the antenna.
Description
Technical field
This utility model is related to antenna technical field.In particular it relates to a kind of miniaturization lte mimo guiding combination antenna.
Background technology
Developing rapidly with mobile communication technology, 4g Long Term Evolution (lte) is just progressively implemented.In order to realize bigger being
System capacity and the gain of Geng Gao, make full use of space resources, improve the availability of frequency spectrum, multiple-input and multiple-output (multiple
Input multiple output, mimo) technology provides good solution.Mimo technology is sending and receiving end all
Using multiple dual-mode antennas, space diversity is organically combined with spatial reuse, using space diversity ensure transmission reliability and
Improve the signal to noise ratio of receipt signal, the decline of antagonism transmission channel；Transfer rate, effectively utilizes space are improved using spatial reuse
Multipath factors improve gain.But mimo needs multiple antenna elements, antenna element separation is less, may between antenna element
There is more serious electromagnetic coupled, lead to declining to a great extent of mimo antenna performance.
Particularly will be combined with antennas such as navigation, dsrc for mimo antenna, in limited space, by rational deployment and
Combination, makes influencing each other between each antenna be reduced to minimum, while optimizing antenna performance, realizes antenna miniaturization, be sky
The main difficult technical that line designer faces.For solving combining of lte mimo and navigation antenna, application notification number is cn
The patent of invention multifunctional vehicle antenna of lte mimo " can " of 103579780 a provides a kind of scheme, and structure includes two
Individual mimo antenna element, navigation antenna part；Two mimo antennas are apart to be not more than 180mm.The continuous improvement of application demand,
Require the further miniaturization of antenna size.
Utility model content
(1) technical problem to be solved
This is according to application demand using new purpose, overcomes difficulty of the prior art, designs a kind of miniaturization
Lte mimo guiding combination antenna.By the rational space diversity of two lte mimo antennas and directional diagram diversity, realize lte
Lower coupling between mimo antenna element and low correlation.Navigation antenna is arranged between two lte mimo antennas, further
Improve the isolation between lte mimo antenna element.Antenna package diameter in 90mm about it is achieved that antenna size further
Miniaturization.
(2) technical scheme
This is using new purpose by the following technical programs solving: a kind of miniaturization lte mimo guiding combination
Antenna, including two lte mimo antennas, navigation antenna and pcb panel it is characterised in that: described lte mimo antenna and navigation
Antenna is all on pcb panel, and navigation antenna is located at lte mimo antenna central authorities, is provided with signal ground around described navigation antenna
Cover copper, navigation antenna and its signal ground are equal to isolated conductor, two lte mimo antennas are carried out with three-dimensional isolation, real further
Lower coupling between existing lte mimo antenna element and low correlation.
Described two lte mimo antennas, navigation antenna signal ground are distributed on same pcb, beneficial to two lte mimo
Being accurately positioned of antenna and navigation antenna relative position.
Further, described lte mimo antenna includes lte antenna one and lte antenna two, described lte antenna one and lte
Antenna two is at the outer edge of pcb panel, and lte antenna one and lte antenna two are mutually rotatable symmetrically, and both directional diagrams are same
Sample is rotationally symmetrical.
Further, described signal ground covers copper and is provided with navigation antenna amplification board.
Further scheme is that described lte antenna one and lte antenna two are resonance shape miniature antenna, and antenna low frequency is humorous
Minor matters of shaking adopt metamaterial structure to design, with compound left/right hand transmission line (composite right/left-handed
Transmission line, abbreviation crlh) resonance shape miniature antenna described in principle includes low-frequency resonant minor matters and high-frequency resonant branch
Section, described low-frequency resonant minor matters adopt distribution capacity and distributed inductance to constitute annular minor matters, and described high-frequency resonant minor matters are by multiple
Monopole minor matters are constituted, and using the miniaturization realizing lte antenna, and have the advantages that low, bandwidth is lost.
Described resonance shape miniature antenna one end is provided with feeder line, and the concrete pattern of resonance shape miniature antenna is: high-frequency resonant minor matters
Including high-frequency resonant minor matters one and high-frequency resonant minor matters two, described high-frequency resonant minor matters one extend to the annular of distributed inductance composition
Minor matters, described distributed inductance turnover extends to high-frequency resonant minor matters two, and distributed inductance turnover extends to high-frequency resonant minor matters two
Between be distribution capacity, described high-frequency resonant minor matters two extend to feeder line.
Preferably, described navigation antenna be microstrip antenna, described microstrip antenna be gps, glonass, the Big Dipper,
The combination of any one or more in galileo.
Preferably, the entire outer diameter of described this miniaturization lte mimo guiding combination antenna be 90 ± 10mm it is achieved that
The miniaturization of antenna.
Preferably, it is circle that described signal ground covers copper, and a diameter of 50 ± 5mm, described signal ground covers copper and pcb panel
It is in same plane.
Further, the active amplification board of described navigation antenna and navigation antenna adopt modularized design, and are led by being arranged on
Space flight line signal position realizes combination, is easy to the flexible combination of series of products, reduces cost, improves product yields.
(3) beneficial effect
(1) lte mimo antenna, using the metamaterial structure design of compound left/right hand transmission line form, realizes the little of antenna
Type, low-loss and broadband；
The directional diagram of (2) two lte mimo antennas is equally rotationally symmetrical, realizes directional diagram diversity, improves two lte
Isolation between mimo antenna, reduces dependency；
(3) adopt rational space layout, navigation antenna is arranged between two lte mimo antennas, using in isolation and
Navigation antenna carries out three-dimensional decoupling, improves the isolation between lte mimo antenna element, beneficial to the miniaturization realizing antenna；
(4) adopt modularized design, be easy to the flexible combination of series of products, reduces cost, improve product yields.
Brief description
Fig. 1 is concrete structure schematic diagram of the present utility model.
Wherein, 1-lte antenna one, 2- lte antenna two, 3- navigation antenna, covers copper, 11- feeder line, 12- is distributed 4-
Inductance, 13- distribution capacity, 14- high-frequency resonant branch one, 15- high-frequency resonant branch two.
Specific embodiment
Below in conjunction with accompanying drawing, this utility model is made and further describing:
As shown in figure 1, a kind of miniaturization lte mimo guiding combination antenna of the present embodiment design, including two lte
Mimo antenna, navigation antenna 3 and pcb panel, described lte mimo antenna and navigation antenna 3 are all on pcb panel, and navigate
Antenna 3 is located at lte mimo antenna central authorities, is provided with signal ground and covers copper 4, navigation antenna and its signal ground around described navigation antenna 3
It is equal to isolated conductor, two lte mimo antennas are carried out with three-dimensional isolation, realizes further between lte mimo antenna element
Lower coupling and low correlation.
Described two lte mimo antennas, navigation antenna signal ground are distributed on same pcb, beneficial to two lte mimo
Being accurately positioned of antenna and navigation antenna relative position.
Described lte mimo antenna includes lte antenna 1 and lte antenna 22, described lte antenna 1 and lte antenna 22
At the outer edge of pcb panel, and lte antenna 1 and lte antenna 22 are mutually rotatable symmetrically, and both directional diagrams equally revolve
Turn symmetrical.
Described signal ground covers copper 4 and is provided with navigation antenna amplification board, collectively as the reception ground of navigation antenna, increases antenna
Gain.
Described lte antenna 1 and lte antenna 22 are resonance shape miniature antenna, and antenna low-frequency resonant minor matters adopt super material
Material structure design, with compound left/right hand transmission line (composite right/left-handed transmission
Line, abbreviation crlh) resonance shape miniature antenna described in principle includes low-frequency resonant minor matters and high-frequency resonant minor matters, described low-frequency resonant
Minor matters constitute annular minor matters using distribution capacity 13 and distributed inductance 12, and described high-frequency resonant minor matters are by multiple monopole minor matters structures
Become, using the miniaturization realizing lte antenna, and have the advantages that low, bandwidth is lost.
Described resonance shape miniature antenna one end is provided with feeder line 11, and the concrete pattern of resonance shape miniature antenna is: high-frequency resonant branch
Section includes high-frequency resonant minor matters 1 and high-frequency resonant minor matters 2 15, and described high-frequency resonant minor matters 1 extend to distributed inductance 12
The annular minor matters constituting, described distributed inductance 12 turnover extends to high-frequency resonant minor matters 2 15, and distributed inductance 12 turnover extends
It is distribution electricity 13 between tremendously high frequency resonance minor matters 2 15, described high-frequency resonant minor matters 2 15 extend to feeder line 11.
Described navigation antenna 3 is microstrip antenna, described microstrip antenna is gps, glonass, the Big Dipper, in galileo
The combination of any one or more.
The entire outer diameter of described this miniaturization lte mimo guiding combination antenna be 90 ± 10mm it is achieved that antenna small-sized
Change.
It is circle that described signal ground covers copper 4, and a diameter of 50 ± 5mm, and described signal ground covers copper 4 and pcb panel is in together
One plane.
The active amplification board of described navigation antenna and navigation antenna adopt modularized design, and by being arranged on navigation antenna letter
Number position realizes combination, is easy to the flexible combination of series of products, reduces cost, improves product yields.
Embodiment described above is only preferred implementation of the present utility model to be described, not to this practicality
New spirit and scope are defined.On the premise of without departing from this utility model design concept, this area ordinary person couple
Various modifications and improvement that the technical solution of the utility model is made, all should drop into protection domain of the present utility model, this reality
With the new technology contents being claimed, all record in detail in the claims.
Claims (8)
1. a kind of miniaturization lte mimo guiding combination antenna, including lte mimo antenna, navigation antenna (3) and pcb panel, its
It is characterised by: described lte mimo antenna and navigation antenna (3) are all on pcb panel, and navigation antenna (3) is located at lte
Mimo antenna central authorities, are provided with signal ground around described navigation antenna (3) and cover copper (4).
2. a kind of miniaturization lte mimo guiding combination antenna according to claim 1 it is characterised in that: described lte
Mimo antenna includes lte antenna one (1) and lte antenna two (2), and described lte antenna one (1) and lte antenna two (2) are located at pcb
At the outer edge of panel, and lte antenna one (1) and lte antenna two (2) are mutually rotatable symmetrically, and both directional diagrams equally rotate
Symmetrically.
3. a kind of miniaturization lte mimo guiding combination antenna according to claim 1 it is characterised in that: described signal ground
Cover copper (4) and be provided with navigation antenna amplification board.
4. a kind of miniaturization lte mimo guiding combination antenna according to claim 2 it is characterised in that: described lte
Antenna one (1) and lte antenna two (2) are resonance shape miniature antenna, and described resonance shape miniature antenna includes low-frequency resonant minor matters and height
Frequency resonance minor matters, described low-frequency resonant minor matters adopt distribution capacity (13) and distributed inductance (12) to constitute annular minor matters, described height
Frequency resonance minor matters are made up of multiple monopole minor matters.
5. a kind of miniaturization lte mimo guiding combination antenna according to claim 4 it is characterised in that: described resonance shape
Miniature antenna one end is provided with feeder line (11), and the concrete pattern of resonance shape miniature antenna is: high-frequency resonant minor matters include high-frequency resonant branch
Section one (14) and high-frequency resonant minor matters two (15), described high-frequency resonant minor matters one (14) extend to the ring that distributed inductance (12) is constituted
Shape minor matters, described distributed inductance (12) turnover extends to high-frequency resonant minor matters two (15), and distributed inductance (12) turnover extends to
It is distribution capacity (13) between high-frequency resonant minor matters two (15), described high-frequency resonant minor matters two (15) extend to feeder line (11).
6. a kind of miniaturization lte mimo guiding combination antenna according to claim 1 it is characterised in that: described navigation
Antenna (3) is microstrip antenna, described microstrip antenna is gps, glonass, the Big Dipper, any one or more in galileo
Combination.
7. a kind of miniaturization lte mimo guiding combination antenna according to claim 1 it is characterised in that: it is described that this is small-sized
The entire outer diameter changing lte mimo guiding combination antenna is 90 ± 10mm.
8. a kind of miniaturization lte mimo guiding combination antenna according to claim 1 it is characterised in that: described signal ground
Covering copper (4) is circle, and a diameter of 50 ± 5mm, and described signal ground covers copper (4) and pcb panel is in same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620980119.4U CN205921084U (en) | 2016-08-30 | 2016-08-30 | Miniaturized LTE MIMO navigation combined antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620980119.4U CN205921084U (en) | 2016-08-30 | 2016-08-30 | Miniaturized LTE MIMO navigation combined antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205921084U true CN205921084U (en) | 2017-02-01 |
Family
ID=57868984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620980119.4U Active CN205921084U (en) | 2016-08-30 | 2016-08-30 | Miniaturized LTE MIMO navigation combined antenna |
Country Status (1)
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| CN (1) | CN205921084U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586752A (en) * | 2019-01-11 | 2019-04-05 | 上海移远通信技术股份有限公司 | Communication device and terminal |
-
2016
- 2016-08-30 CN CN201620980119.4U patent/CN205921084U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109586752A (en) * | 2019-01-11 | 2019-04-05 | 上海移远通信技术股份有限公司 | Communication device and terminal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Jiaxing City, Zhejiang province 314100 Jiashan County town of Jiashan Dayun Road No. 1897 Patentee after: Zhejiang Polytron Technologies Inc Address before: 314100 Jiashan Road, Jiashan, Zhejiang, No. 1897, No. Patentee before: Jiashan Jinchang Electron Co.,Ltd. |