CN202474198U - Ultrathin high-efficiency WLAN (wireless local area network) dual-polarization microstrip antenna - Google Patents
Ultrathin high-efficiency WLAN (wireless local area network) dual-polarization microstrip antenna Download PDFInfo
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- CN202474198U CN202474198U CN2012201211792U CN201220121179U CN202474198U CN 202474198 U CN202474198 U CN 202474198U CN 2012201211792 U CN2012201211792 U CN 2012201211792U CN 201220121179 U CN201220121179 U CN 201220121179U CN 202474198 U CN202474198 U CN 202474198U
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Abstract
The utility model discloses an ultrathin high-efficiency WLAN (wireless local area network) dual-polarization microstrip antenna which comprises a metal reflection plate, as well as a metal oscillator radiation sheet, a metal oscillator guide sheet and a feedback circuit which are connected on the metal reflection plate. The ultrathin high-efficiency WLAN dual-polarization microstrip antenna is characterized in that the metal oscillator radiation sheet and the feedback circuit are arranged on the same layer, are integrally connected and are subjected to once moulding by utilizing a sheet metal forming technique, and the metal oscillator guide sheet is arranged just above the metal oscillator radiation sheet. The ultrathin high-efficiency WLAN dual-polarization microstrip antenna has the advantages of optimizing a machining process, improving the precision and largely reducing the production cost, and also has the advantages of small change of the width of a beam in a whole working frequency, high gain, wide transmission band, strong interference resistance, 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 linear array antenna.
Background technology
Along with the integrated fast development of communication system, require antenna volume more and more littler, high-isolation, performances such as high-gain are 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; Complicacy is installed, and radiation efficiency is relatively low when high frequency, and gain is low; Another kind is to change the radiation fin shape, and little band radiation fin profile commonly used has rectangle, circle, and when the design double polarized micro strip antenna, all existing not fortunately, 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 when high frequency, to use circuit to install in the array, and radiation efficiency is relatively low when high frequency, and cost is high.
Summary of the invention
The purpose of the utility model is exactly provide for the deficiency that solves prior art a kind of not only simple in structure, easily manufactured; Precision is high, and consistency is high, and radiation efficiency is high; High-isolation (greater than 30dB); Cost is low, and index is stable like 2400MHz～2500MHz in the whole working frequency range of WLAN, 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 super-thin high efficient WLAN double polarized micro strip antenna; Comprise the metallic reflection plate and go up metal oscillator radiation fin, feed circuit, support column, the reference column that connects; It is characterized in that; Said metal oscillator radiation fin is arranged on same plane and in aggregates linking to each other with feed circuit, and the top of this metal oscillator radiation fin is provided with the metal oscillator and guides sheet into.
As further specifying of such scheme, said metal oscillator radiation fin is a square, has a location hole at metal oscillator radiation fin center, and the height between metal oscillator radiation fin and the metallic reflection plate is by support column one control, this support column one direct current ground connection; The metal 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 passes through support column two controls.
Said 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 transition block, the polarization circuit does not intersect mutually.
Said feed circuit connects two metal oscillator radiation fins, and this radiating element group battle array mode is to be reference with a metal oscillator radiation fin, and another metal oscillator radiation fin dextrorotation turn 90 degrees; Be provided with distributing point in the feed circuit, feed circuit comprises horizontal polarization feeding network A and perpendicular polarization feeding network B, and horizontal polarization feeding network A is identical to two metal radiation fin phase places; Perpendicular polarization feeding network B, opposite to two metal radiation fin phase places, phase difference is 180 degree.
Said metal oscillator radiation fin width is 48mm～58mm, and the whole height of antenna is 9mm～12mm, and it is 48mm～56mm that the metal oscillator is guided the sheet diameter into.
The beneficial effect that the utility model adopts above-mentioned technical solution to reach is:
1, the utility model adopts two metal oscillator radiation fins directly to be connected in same plane mutually with feed circuit, with stamping technology processing, one-shot forming; Simplified processing technology; Improved precision, greatly reduced production cost, the convenient integral dual polarization super-thin high efficient microstrip antenna of installing.
2, the sheet of guiding into of the utility model is circular, easy for installation.
3, metallic reflection plate of the utility model and metal radiation fin and guide between the sheet with support column control high-grade, between medium be air, reduce the wastage and cost.
4, the sheet that shakes of the utility model is that radiation fin is a square, 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 sketch map;
Fig. 2 is the generalized section of embodiment 1;
Fig. 3 is the structural representation of embodiment 1 metal oscillator.
Description of reference numerals: 1, metallic reflection plate 2, metal oscillator radiation fin 3, metal oscillator are guided sheet 4, reference column 5, support column 1, support column 27, distributing point 8, feed circuit A 9, feed circuit B into.
Embodiment
Like Fig. 1～shown in Figure 3; The utility model is a kind of super-thin high efficient WLAN double polarized micro strip antenna; Comprise metallic reflection plate 1 and go up metal oscillator radiation fin 2, feed circuit A8, feed circuit B9, the reference column 4 that connects, the top of metal oscillator radiation fin 2 is provided with the metal oscillator and guides sheet 3 into.Between said metal oscillator radiation fin 2 and the metallic reflection plate 1 support column 1 is arranged; Metal oscillator radiation fin 2 and metal oscillator are guided into has a support column 26 between the sheet 3; Metallic reflection plate 1, metal oscillator are guided sheet 3, support column 5, metal oscillator radiation fin 2, support column 6, metallic reflection plate 1 into and are connected successively, link into an integrated entity through screw.Metal oscillator radiation fin 2 is a square, has a location hole at the radiation fin center, and the height between metal oscillator radiation fin 2 and the metallic reflection plate 1 is by support column one, 25,6 controls, this support column DC earthing; Oscillator is guided sheet 3 into for circular, and the center has a location hole, and the metal oscillator is guided height between sheet and the metal oscillator radiation fin into through supporting two controls.Feed circuit A, B comprise 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 transition block, the polarization circuit does not intersect mutually.Feed circuit connects two metal oscillator radiation fins 2, and this radiating element group battle array mode is to be reference with a metal oscillator radiation fin, and another metal oscillator radiation fin dextrorotation turn 90 degrees; Be provided with distributing point 7 in the feed circuit, comprise horizontal polarization feeding network A and perpendicular polarization feeding network B, horizontal polarization feeding network A is identical to two metal radiation fin phase places; Perpendicular polarization feeding network B, opposite to two metal radiation fin phase places, phase difference is 180 degree.
Said metal oscillator radiation fin width is 48mm～58mm, and the whole height of antenna is 9mm～12mm, and it is 48mm～56mm that the metal oscillator is guided the sheet diameter into.
The utility model embodiment can be used as a base unit, with a plurality of other marker antennas of base unit design.
This utility model is not limited to above-mentioned execution mode, can change scaled or amplify radiation fin to work in other frequency ranges, and is as shown in Figure 1; Said 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 make multiple modification and variation; Under the spirit that does not break away from the utility model, all at protection range that the utility model requires.
Claims (8)
1. super-thin high efficient WLAN double polarized micro strip antenna; Comprise the metallic reflection plate and go up metal oscillator radiation fin, feed circuit, support column, the reference column that connects; It is characterized in that; Said metal oscillator radiation fin is arranged on same plane and in aggregates linking to each other with feed circuit, and the top of this metal oscillator radiation fin is provided with the metal oscillator and guides sheet into.
2. super-thin high efficient WLAN double polarized micro strip antenna according to claim 1 is characterized in that, said metal oscillator radiation fin is a square.
3. super-thin high efficient WLAN double polarized micro strip antenna according to claim 1; It is characterized in that; Said metal oscillator radiation fin center has a location hole, and the height between metal oscillator radiation fin and the metallic reflection plate is by support column one control, this support column one direct current ground connection.
4. super-thin high efficient WLAN double polarized micro strip antenna according to claim 1 is characterized in that, said metal oscillator is guided sheet into for circular.
5. super-thin high efficient WLAN double polarized micro strip antenna according to claim 1 is characterized in that said metal oscillator is guided the sheet center into and had a location hole, and the height that the metal oscillator is guided between sheet and the metal oscillator radiation fin passes through support column two controls.
6. super-thin high efficient WLAN double polarized micro strip antenna according to claim 1; It is characterized in that; Said 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 transition block, the polarization circuit does not intersect mutually.
7. super-thin high efficient WLAN double polarized micro strip antenna according to claim 1; It is characterized in that; Said feed circuit connects two metal oscillator radiation fins, and this radiating element group battle array mode is to be reference with a metal oscillator radiation fin, and another metal oscillator radiation fin dextrorotation turn 90 degrees; Be provided with distributing point in the feed circuit, feed circuit comprises horizontal polarization feeding network A and perpendicular polarization feeding network B, and horizontal polarization feeding network A is identical to two metal radiation fin phase places; Perpendicular polarization feeding network B, opposite to two metal radiation fin phase places, phase difference is 180 degree.
8. super-thin high efficient WLAN double polarized micro strip antenna according to claim 1 is characterized in that, said metal oscillator radiation fin width is 48mm～58mm, and the whole height of antenna is 9mm～12mm, and it is 48mm～56mm that the metal oscillator is guided the sheet diameter into.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201211792U CN202474198U (en) | 2012-03-28 | 2012-03-28 | Ultrathin high-efficiency WLAN (wireless local area network) dual-polarization microstrip antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201211792U CN202474198U (en) | 2012-03-28 | 2012-03-28 | Ultrathin high-efficiency WLAN (wireless local area network) dual-polarization microstrip antenna |
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| Publication Number | Publication Date |
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| CN202474198U true CN202474198U (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012201211792U Expired - Fee Related CN202474198U (en) | 2012-03-28 | 2012-03-28 | Ultrathin high-efficiency WLAN (wireless local area network) dual-polarization microstrip antenna |
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| CN (1) | CN202474198U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103956587A (en) * | 2014-04-21 | 2014-07-30 | 广州杰赛科技股份有限公司 | Dual-polarization array antenna unit and low-profile high-isolation MIMO antenna |
| CN104682018A (en) * | 2013-11-26 | 2015-06-03 | 林伟 | Antenna array device |
| CN105914457A (en) * | 2016-06-01 | 2016-08-31 | 东莞市仁丰电子科技有限公司 | Double-frequency double-current high gain antenna |
| CN105939186A (en) * | 2015-03-06 | 2016-09-14 | 英特尔Ip公司 | Usage of early bits in wireless communications |
| WO2017133141A1 (en) * | 2016-02-03 | 2017-08-10 | 中兴通讯股份有限公司 | Wifi antenna |
| CN110380188A (en) * | 2019-06-27 | 2019-10-25 | 无锡凯施智联软件科技有限公司 | A kind of ultrathin type high-gain narrow beam antenna and antitheft carpet |
| 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 |
| CN111630720A (en) * | 2018-01-19 | 2020-09-04 | 三星电子株式会社 | Antenna module including insulator and base station including the same |
| CN114447579A (en) * | 2021-06-04 | 2022-05-06 | 中兴通讯股份有限公司 | Antenna element and antenna array |
-
2012
- 2012-03-28 CN CN2012201211792U patent/CN202474198U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104682018A (en) * | 2013-11-26 | 2015-06-03 | 林伟 | Antenna array device |
| CN104682018B (en) * | 2013-11-26 | 2017-11-07 | 林伟 | Antenna array means |
| CN103956587B (en) * | 2014-04-21 | 2016-09-28 | 广州杰赛科技股份有限公司 | Double polarization array antenna unit and low section high-isolation mimo antenna |
| CN103956587A (en) * | 2014-04-21 | 2014-07-30 | 广州杰赛科技股份有限公司 | Dual-polarization array antenna unit and low-profile high-isolation MIMO antenna |
| CN105939186A (en) * | 2015-03-06 | 2016-09-14 | 英特尔Ip公司 | Usage of early bits in wireless communications |
| WO2017133141A1 (en) * | 2016-02-03 | 2017-08-10 | 中兴通讯股份有限公司 | Wifi antenna |
| CN105914457A (en) * | 2016-06-01 | 2016-08-31 | 东莞市仁丰电子科技有限公司 | Double-frequency double-current high gain antenna |
| CN105914457B (en) * | 2016-06-01 | 2019-05-10 | 东莞市仁丰电子科技有限公司 | A kind of high-gain aerial of double frequency double fluid |
| CN111630720A (en) * | 2018-01-19 | 2020-09-04 | 三星电子株式会社 | Antenna module including insulator and base station including the same |
| 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 |
| CN110380188A (en) * | 2019-06-27 | 2019-10-25 | 无锡凯施智联软件科技有限公司 | A kind of ultrathin type high-gain narrow beam antenna and antitheft carpet |
| CN114447579A (en) * | 2021-06-04 | 2022-05-06 | 中兴通讯股份有限公司 | Antenna element and antenna array |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20210328 |
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| CF01 | Termination of patent right due to non-payment of annual fee |