CN104157957A - UHF RFID high-gain linearly polarized antenna - Google Patents
UHF RFID high-gain linearly polarized antenna Download PDFInfo
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- CN104157957A CN104157957A CN201410179524.1A CN201410179524A CN104157957A CN 104157957 A CN104157957 A CN 104157957A CN 201410179524 A CN201410179524 A CN 201410179524A CN 104157957 A CN104157957 A CN 104157957A
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- radiant panel
- plates
- uhf rfid
- antenna
- rfid high
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Abstract
The invention discloses a UHF RFID high-gain linearly polarized antenna comprising an antenna bottom plate provided with an edge fold, a base radiation plate, radiation plates and parasitic plates. The base radiation plate, the radiation plates and the parasitic plates are fixed on the antenna bottom plate by use of an air gap insulating stud; the base radiation plate comprises two square plates and a connecting bridge, and the two square plates are connected through the connecting bridge; the two radiant plates are located above the two square plates; the two parasitic plates are located above the two radiation plates; the back of the antenna bottom plate is equipped with a radio frequency connector lug; and a ground pin is connected in a penetrating manner between the base radiation plate and the radiation plates. According to the invention, the UHF RFID high-gain linearly polarized antenna is applicable to the fields of intelligent transportation, logistics management, property management, vehicle identification and the like, and has the characteristics of long identification distance, high anti-interference capability and high reading accuracy.
Description
Technical field
The present invention relates to linear polarized antenna field, especially a kind of UHF RFID high gain linear polarization antenna.
Background technology
At present, RFID technology is widely used in the fields such as intelligent traffic administration system, logistics management, administering of property, testing vehicle register identification, true and false discriminating, and different fields needs different Antenna Designs.Existing linear polarized antenna decipherment distance is short, and a little less than signal, area coverage is little, reads identification and easily makes mistakes.
Summary of the invention
The object of this invention is to provide a kind of UHF RFID high gain linear polarization antenna.
What the present invention solved is that existing linear polarized antenna decipherment distance is short, a little less than signal, and the problem that area coverage is little.
The technical scheme that the present invention solves its technical problem employing is: the present invention includes and be provided with the Antenna baseplate of flanging, basic radiant panel, radiant panel and parasitic plate; Described basic radiant panel, radiant panel and parasitic plate utilize airspace insulating bolt to be fixed on Antenna baseplate; Described basic radiant panel comprises two square plates and connecting bridge, between two square plates, by connecting bridge, connects; Described radiant panel also has two, is located at respectively the top of two square plates; Described parasitic plate also has two, is located at respectively the top of two radiant panels; The back side of Antenna baseplate is provided with radio-frequency connections head; Between described basic radiant panel and radiant panel, be installed with grounding pin.
The invention has the beneficial effects as follows: the high-gain aerial of the present invention's design can strengthen the ability of receiving and transmitting signal, gains higher, and decipherment distance is far away.
The present invention is applicable to the fields such as intelligent transportation, logistics management, administering of property, testing vehicle register identification, and decipherment distance is far away, and antijamming capability is strong, reads accuracy rate high.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is side schematic view of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1 and Figure 2, the present invention includes and be provided with the Antenna baseplate 1 of flanging, basic radiant panel, radiant panel 3, parasitic plate 4.Antenna baseplate 1 top is covered with ballast cover 2.Basis radiant panel, radiant panel 3 and parasitic plate 4 utilize airspace insulating bolt 6 to be fixed on Antenna baseplate 1; Airspace insulating bolt 6 is located at cornerwise two ends of parasitic plate 4.
Basis radiant panel comprises between two square plates 5 and 2, two square plates 5 of connecting bridge and connecting by connecting bridge 2.Square plate 5 and connecting bridge 2 structure that is formed in one.Radiant panel 3 also has two, is located at respectively the top of two square plates 5, and parasitic plate 4 also has two, is located at respectively the top of two radiant panels 3; Between Antenna baseplate 1 and basic radiant panel, between basic radiant panel and radiant panel 3, between radiant panel 3 and parasitic plate 4, leave respectively gap 10,11He gap, gap 12.
The back side of Antenna baseplate 1 is provided with radio-frequency connections 7.Radio-frequency connections 7 one end of being fixed on Antenna baseplate 1 are joints of signal source input and output, and the other end is welded in connecting bridge 2 through Antenna baseplate 1.
Between basis radiant panel and radiant panel 3, be installed with grounding pin 8.
The back side of Antenna baseplate 1 is provided with set bolt 9, utilizes set bolt 9 that Antenna baseplate 1 is rack-mount.
Antenna baseplate 1, basic radiant panel, radiant panel 3 and parasitic plate 4 are made by metal material, and described metal material comprises aluminum material.
Claims (8)
1. a UHF RFID high gain linear polarization antenna, is characterized in that comprising being provided with the Antenna baseplate of flanging, basic radiant panel, radiant panel and parasitic plate; Described basic radiant panel, radiant panel and parasitic plate utilize airspace insulating bolt to be fixed on Antenna baseplate; Described basic radiant panel comprises two square plates and connecting bridge, between two square plates, by connecting bridge, connects; Described radiant panel also has two, is located at respectively the top of two square plates; Described parasitic plate also has two, is located at respectively the top of two radiant panels; The back side of Antenna baseplate is provided with radio-frequency connections head; Between described basic radiant panel and radiant panel, be installed with grounding pin.
2. UHF RFID high gain linear polarization antenna according to claim 1, is characterized in that between described Antenna baseplate and basic radiant panel, between basic radiant panel and radiant panel, between radiant panel and parasitic plate, leaves respectively gap.
3. UHF RFID high gain linear polarization antenna according to claim 1, is characterized in that the square plate of described basic radiant panel and the connecting bridge structure that is formed in one.
4. UHF RFID high gain linear polarization antenna according to claim 1, is characterized in that one end that described radio-frequency connections head is fixed on Antenna baseplate is the joint of signal source input and output, and the other end is welded in connecting bridge through Antenna baseplate.
5. UHF RFID high gain linear polarization antenna according to claim 1, is characterized in that described airspace insulating bolt is located at cornerwise two ends of parasitic plate.
6. UHF RFID high gain linear polarization antenna according to claim 1, is characterized in that the back side of described Antenna baseplate is provided with set bolt.
7. UHF RFID high gain linear polarization antenna according to claim 1, is characterized in that described Antenna baseplate top is covered with ballast cover.
8. UHF RFID high gain linear polarization antenna according to claim 1, is characterized in that described Antenna baseplate, basic radiant panel, radiant panel and parasitic plate make by metal material, and described metal material comprises aluminum material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410179524.1A CN104157957A (en) | 2014-04-30 | 2014-04-30 | UHF RFID high-gain linearly polarized antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410179524.1A CN104157957A (en) | 2014-04-30 | 2014-04-30 | UHF RFID high-gain linearly polarized antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104157957A true CN104157957A (en) | 2014-11-19 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410179524.1A Pending CN104157957A (en) | 2014-04-30 | 2014-04-30 | UHF RFID high-gain linearly polarized antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104157957A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171052A (en) * | 2017-05-16 | 2017-09-15 | 中国电子科技集团公司第三十六研究所 | A kind of communication antenna and its installation and removal method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001077622A (en) * | 1999-09-09 | 2001-03-23 | Hitachi Cable Ltd | Wide-band antenna |
| CN101141023A (en) * | 2007-09-07 | 2008-03-12 | 中国电子科技集团公司第五十五研究所 | Microcomputer electric stacking type millimeter wave antenna |
| CN202333126U (en) * | 2011-11-22 | 2012-07-11 | 郭正韦华 | Long-distance ultrahigh frequency antenna for reader-writer |
| US20130147682A1 (en) * | 2006-08-09 | 2013-06-13 | Spx Corporation | High-power-capable circularly polarized patch antenna apparatus and method |
| CN203800167U (en) * | 2014-04-30 | 2014-08-27 | 浙江汉脑数码科技有限公司 | UHF RFID high gain linear polarization antenna |
-
2014
- 2014-04-30 CN CN201410179524.1A patent/CN104157957A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001077622A (en) * | 1999-09-09 | 2001-03-23 | Hitachi Cable Ltd | Wide-band antenna |
| US20130147682A1 (en) * | 2006-08-09 | 2013-06-13 | Spx Corporation | High-power-capable circularly polarized patch antenna apparatus and method |
| CN101141023A (en) * | 2007-09-07 | 2008-03-12 | 中国电子科技集团公司第五十五研究所 | Microcomputer electric stacking type millimeter wave antenna |
| CN202333126U (en) * | 2011-11-22 | 2012-07-11 | 郭正韦华 | Long-distance ultrahigh frequency antenna for reader-writer |
| CN203800167U (en) * | 2014-04-30 | 2014-08-27 | 浙江汉脑数码科技有限公司 | UHF RFID high gain linear polarization antenna |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107171052A (en) * | 2017-05-16 | 2017-09-15 | 中国电子科技集团公司第三十六研究所 | A kind of communication antenna and its installation and removal method |
| CN107171052B (en) * | 2017-05-16 | 2019-09-13 | 中国电子科技集团公司第三十六研究所 | A kind of communication antenna and its installation and removal method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141119 |