CN201590485U - Integral type dual-polarized ultra-thin high-efficient micro-strip antenna - Google Patents
Integral type dual-polarized ultra-thin high-efficient micro-strip antenna Download PDFInfo
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- CN201590485U CN201590485U CN2009202624362U CN200920262436U CN201590485U CN 201590485 U CN201590485 U CN 201590485U CN 2009202624362 U CN2009202624362 U CN 2009202624362U CN 200920262436 U CN200920262436 U CN 200920262436U CN 201590485 U CN201590485 U CN 201590485U
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- radiation fin
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- oscillator radiation
- thin high
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Abstract
The utility model discloses an integral type dual-polarized ultra-thin high-efficient micro-strip antenna comprising a metal reflection plate and a metal oscillator radiation sheet, a metal oscillator leading sheet and a feed circuit which are connected on the metal reflection plate, and the integral type dual-polarized ultra-thin high-efficient micro-strip antenna is characterized in that the metal oscillator radiation sheet and the feed circuit are arranged in the same layer and connected into a whole, and the oscillator leading sheet is arranged over the metal oscillator radiation sheet. The integral type dual-polarized ultra-thin high-efficient micro-strip antenna can simplify the processing technology, improve the precision and greatly reduce the production cost, and has the advantages of small change of beam width in the whole working frequency band, high gain, wide transmission band, strong anti-interference capacity, simple structure and low cost.
Description
Technical field
The utility model patent relates to the antenna equipment technical field, more particularly relates to a kind of super-thin high efficient dual-polarized, microstrip array antenna.
Background technology
Along with the integrated fast development of communication system, require antenna volume more and more littler, performance is high more, and microstrip antenna is because volume is little, in light weight, and section and low cost and other advantages are employed extensively.But because reducing of volume can cause after antenna height reduces that radiation efficiency reduces, thereby gain reduces, bandwidth narrows down, and other index also all can variation.
Conventional microstrip antenna is for increasing the broadband, common a kind of way is to change the feed form, carry out feed with the coupling piece structure, but antenna height does not still reach optimum, and all can't require in the precision of high band and the stability of mounting structure, radiation efficiency is relatively low when high frequency; Another kind is to change the radiation fin shape, and little band radiation fin profile commonly used has rectangle, circle, and all existing not fortunately when the design double polarized micro strip antenna, radiation fin and feed circuit distribute with one deck.Another kind is to print template form oscillator, and this antenna oscillator frequency band is too narrow, adds one or more layers parasitic patch technology and increases bandwidth though can adopt, but bandwidth is still not enough, and it is inconvenient to use circuit to install in the array when high frequency, and radiation efficiency is relatively low when high frequency, the cost height.
Summary of the invention
The purpose of this utility model is exactly provide for the deficiency that solves prior art a kind of not only simple in structure, easily manufactured, the precision height, the radiation efficiency height, cost is low, index is stable in whole working frequency range 3300MHz～3800MHz, and the integral dual polarization super-thin high efficient microstrip antenna of being convenient to install.
The utility model is to adopt following technical solution to realize above-mentioned purpose: a kind of integral dual polarization super-thin high efficient microstrip antenna, the metal oscillator radiation fin, the metal oscillator that comprise metallic reflection plate and upward connection thereof are guided sheet, feed circuit into, it is characterized in that: described metal oscillator radiation fin and feed circuit were provided with oscillator directly over this metal oscillator radiation fin and guide sheet into one deck and in aggregates linking to each other.
As further specifying of such scheme, described metal oscillator radiation fin is an octagon, has a location hole at the radiation fin center, and the height between metal radiation fin and the metallic reflection plate is controlled by joint pin, this joint pin DC earthing; Oscillator is guided sheet into for circular, and the center has a location hole, and the height that the metal oscillator is guided between sheet and the metal oscillator radiation fin is controlled by joint pin.
Described feed circuit comprises the polarization circuit, each polarized circuit direct feed, this polarized circuit comprise feeder line and be connected in feeder line and metal oscillator radiation fin between excessive piece, the polarization circuit does not intersect mutually.
Described feed circuit is connected with metal oscillator radiation fin E1, E2, E3, and this radiating element group battle array mode is to be reference with metal oscillator radiation fin E1, and metal oscillator radiation fin E2 dextrorotation turn 90 degrees, metal oscillator radiation fin E3 is rotated counterclockwise 90 degree; Be provided with distributing point P1, distributing point P2 in the feed circuit, distributing point P1 is divided into two-way, and one the tunnel directly arrives metal oscillator radiation fin E1, and metal oscillator radiation fin E2, metal oscillator radiation fin E3 are directly arrived in another road.
Described feed circuit is connected with metal oscillator radiation fin M1, M2, M3, M4, and this radiating element group battle array mode is to be reference with metal oscillator radiation fin E1, and metal oscillator radiation fin E2 dextrorotation turn 90 degrees, and metal oscillator radiation fin E3 is rotated counterclockwise 90 degree.
Described metal oscillator radiation fin width is 42mm～44mm, and the whole height of antenna is 7mm～9mm, and it is 38mm～40mm that the metal oscillator is guided the sheet diameter into.
Between described metal oscillator radiation fin and the reflecting plate joint pin is arranged, reflecting plate, metal oscillator are guided sheet, joint pin, metal oscillator radiation fin, joint pin, metallic reflection plate into and are connected successively, link into an integrated entity by screw.
Described two metal radiation fin directions differ 90 degree or 180 degree.
The beneficial effect that the utility model adopts above-mentioned technical solution to reach is:
1, the utility model adopts bulk metal oscillator radiation fin and the same one deck of feed circuit, has simplified processing technology, has improved precision, greatly reduces production cost, the convenient integral dual polarization super-thin high efficient microstrip antenna of installing.
2, the sheet that shakes of the present utility model is that radiation fin is an octagon, and according to facts have proved, compared with prior art, beamwidth changes for a short time in whole working frequency range, and gain is high, pass band, and interference resistance is strong, and is simple in structure, the advantage that cost is low.
Description of drawings
Fig. 1 is embodiment 1 an oscillator plan structure schematic diagram;
Fig. 2 is the structural representation of embodiment 1;
Fig. 3 is embodiment 1 schematic cross-section;
Fig. 4 is the structural representation of embodiment 2;
Fig. 5 embodiment 2 antenna schematic cross-sections;
Fig. 6 embodiment 2 oscillator radiation fin schematic diagrames.
Description of reference numerals: 1-1, metal oscillator radiation fin E1 1-2, metal oscillator radiation fin E21-3, metal oscillator radiation fin E3 1-4, metal oscillator radiation fin E4 2-1, metal oscillator are guided sheet D1 2-2, metal oscillator into and are guided that sheet D2 2-3, metal oscillator guide sheet D3 2-4 into, the metal oscillator is guided sheet D4 4, distributing point 5, distributing point 6, distributing point 7, joint pin 8, joint pin into into
Embodiment
Embodiment 1
As Fig. 1～shown in Figure 3, the utility model is a kind of integral dual polarization super-thin high efficient microstrip antenna.Integral dual polarization super-thin high efficient microstrip antenna comprises: metal oscillator radiation fin E1 1-1, metal oscillator radiation fin E2 1-2, metal oscillator radiation fin E3 1-3, the metal oscillator guides that sheet D1 2-1, metal oscillator guide sheet D2 2-2 into, the metal oscillator is guided sheet D3 2-3 into into, metallic reflection plate 3, joint pin 7,8, feed circuit.Metal oscillator radiation fin E1 1-1, E2 1-2, E3 1-3 are octagon, and width is 42mm～44mm, and metallic reflection plate 3 centers have a location hole; Metal oscillator radiation fin 1-1,1-2,1-3 and feed circuit are with one deck and in aggregates linking to each other; The metal oscillator is guided sheet D1, D2, D3 into for circular, and diameter is 38mm～40mm, and the center has a location hole; The whole height H of antenna is 7mm～9mm; E1 is reference with metal oscillator radiation fin, and metal oscillator radiation fin E2 dextrorotation turn 90 degrees, metal oscillator radiation fin E3 is rotated counterclockwise 90 degree; + 45 degree polarization input signals are divided into two paths of signals at distributing point 4, and one road signal directly arrives metal oscillator radiation fin E1, and one road signal directly arrives metal oscillator radiation fin E2, E3.-45 degree polarization input signals are divided into two paths of signals at distributing point 5, and one road signal directly arrives metal oscillator radiation fin E1, E2, and one road signal directly arrives metal oscillator radiation fin E3.Each direct feed that polarizes, what be connected with metal oscillator radiation fin is 95～115 ohm of feeder lines, and an excessive piece is arranged between feeder line and radiation fin, the polarization circuit does not intersect mutually.Metal radiation fin E1, E2, E3 are connected by joint pin 7 with metallic reflection plate 3, and DC earthing; The metal oscillator is guided between sheet and the metal radiation fin and is connected by joint pin 8.
Embodiment 2
As Fig. 4 ~ shown in Figure 6, the difference of present embodiment and above-mentioned execution mode is, with with embodiment 1 in identical radiating element, carry out 4 unit group battle arrays, comprise that the metal oscillator guides sheet D12-1, metal oscillator into and guide sheet D2 2-2, metal oscillator into and guide sheet D3 2-3, metal oscillator into and guide sheet D4 2-4 and metal oscillator radiation fin E1 1-1, metal oscillator radiation fin E2 1-2, metal oscillator radiation fin E3 1-3, metal oscillator radiation fin E4 1-4 into.Wherein, metal oscillator radiation fin E1 1-1, metal oscillator radiation fin E2 1-2, metal oscillator radiation fin E3 1-3, metal oscillator radiation fin E4 1-4 are reference with metal oscillator radiation fin E1, metal oscillator radiation fin E2 dextrorotation turn 90 degrees, metal oscillator radiation fin E3 dextrorotation turnback, metal oscillator radiation fin E4 turn clockwise 270 the degree.+ 45 degree polarization input signals are divided into two paths of signals at distributing point 5, and one road signal is input to metal oscillator radiation fin E1, E2, and another road signal is input to metal oscillator radiation fin E3, E4.-45 degree polarization input signals are divided into two paths of signals at distributing point 4, and one road signal is input to metal oscillator radiation fin E1, E4, and another road signal is input to metal oscillator radiation fin E2, E3.
The utility model is not limited to above-mentioned execution mode; can change scaled or amplify radiation fin and work in other frequency ranges; as shown in Figure 1; described radiation fin can also be set to circle; can slot on the radiation fin, can change other Any shape into, any those skilled in the art can do numerous modifications and variations; do not breaking away under the spirit of the present utility model, all in the claimed scope of the utility model.
Claims (8)
1. integral dual polarization super-thin high efficient microstrip antenna, the metal oscillator radiation fin, the metal oscillator that comprise metallic reflection plate and upward connection thereof are guided sheet, feed circuit into, it is characterized in that: described metal oscillator radiation fin and feed circuit were provided with oscillator directly over this metal oscillator radiation fin and guide sheet into one deck and in aggregates linking to each other.
2. integral dual polarization super-thin high efficient microstrip antenna according to claim 1, it is characterized in that: described metal oscillator radiation fin is an octagon, have a location hole at the radiation fin center, the height between metal radiation fin and the metallic reflection plate is controlled by joint pin, this joint pin DC earthing; Oscillator is guided sheet into for circular, and the center has a location hole, and the height that the metal oscillator is guided between sheet and the metal oscillator radiation fin is controlled by joint pin.
3. integral dual polarization super-thin high efficient microstrip antenna according to claim 1, it is characterized in that: described feed circuit comprises the polarization circuit, each polarized circuit direct feed, this polarized circuit comprise feeder line and be connected in feeder line and metal oscillator radiation fin between excessive piece, the polarization circuit does not intersect mutually.
4. integral dual polarization super-thin high efficient microstrip antenna according to claim 1, it is characterized in that: described feed circuit is connected with metal oscillator radiation fin E1, E2, E3, this radiating element group battle array mode is to be reference with metal oscillator radiation fin E1, and metal oscillator radiation fin E2 dextrorotation turn 90 degrees, metal oscillator radiation fin E3 is rotated counterclockwise 90 degree; Be provided with distributing point P1, distributing point P2 in the feed circuit, distributing point P1 is divided into two-way, and one the tunnel directly arrives metal oscillator radiation fin E1, and metal oscillator radiation fin E2, metal oscillator radiation fin E3 are directly arrived in another road.
5. integral dual polarization super-thin high efficient microstrip antenna according to claim 1, it is characterized in that: described feed circuit is connected with metal oscillator radiation fin M1, M2, M3, M4, this radiating element group battle array mode is to be reference with metal oscillator radiation fin E1, metal oscillator radiation fin E2 dextrorotation turn 90 degrees, and metal oscillator radiation fin E3 is rotated counterclockwise 90 degree.
6. integral dual polarization super-thin high efficient microstrip antenna according to claim 1 is characterized in that: described metal oscillator radiation fin width is 42mm～44mm, and the whole height of antenna is 7mm～9mm, and it is 38mm～40mm that the metal oscillator is guided the sheet diameter into.
7. integral dual polarization super-thin high efficient microstrip antenna according to claim 1, it is characterized in that: between described metal oscillator radiation fin and the reflecting plate joint pin is arranged, reflecting plate, metal oscillator are guided sheet, joint pin, metal oscillator radiation fin, joint pin, metallic reflection plate into and are connected successively, link into an integrated entity by screw.
8. integral dual polarization super-thin high efficient microstrip antenna according to claim 1 is characterized in that: described two metal radiation fin directions differ 90 degree or 180 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202624362U CN201590485U (en) | 2009-11-10 | 2009-11-10 | Integral type dual-polarized ultra-thin high-efficient micro-strip antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202624362U CN201590485U (en) | 2009-11-10 | 2009-11-10 | Integral type dual-polarized ultra-thin high-efficient micro-strip antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201590485U true CN201590485U (en) | 2010-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202624362U Expired - Lifetime CN201590485U (en) | 2009-11-10 | 2009-11-10 | Integral type dual-polarized ultra-thin high-efficient micro-strip antenna |
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| CN (1) | CN201590485U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105490018A (en) * | 2014-09-19 | 2016-04-13 | 华为技术有限公司 | Patch antenna |
| CN110581352A (en) * | 2018-06-11 | 2019-12-17 | 深圳迈睿智能科技有限公司 | Antenna, manufacturing method thereof and anti-interference method |
-
2009
- 2009-11-10 CN CN2009202624362U patent/CN201590485U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105490018A (en) * | 2014-09-19 | 2016-04-13 | 华为技术有限公司 | Patch antenna |
| CN105490018B (en) * | 2014-09-19 | 2019-01-25 | 华为技术有限公司 | A kind of paster antenna |
| CN110581352A (en) * | 2018-06-11 | 2019-12-17 | 深圳迈睿智能科技有限公司 | Antenna, manufacturing method thereof and anti-interference method |
| CN110581352B (en) * | 2018-06-11 | 2024-04-05 | 深圳迈睿智能科技有限公司 | Antenna, manufacturing method thereof and anti-interference method |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100922 |