CN107681267A - It is a kind of to realize the microband leaky-wave antenna for determining frequency beam scanning - Google Patents
It is a kind of to realize the microband leaky-wave antenna for determining frequency beam scanning Download PDFInfo
- Publication number
- CN107681267A CN107681267A CN201710750780.5A CN201710750780A CN107681267A CN 107681267 A CN107681267 A CN 107681267A CN 201710750780 A CN201710750780 A CN 201710750780A CN 107681267 A CN107681267 A CN 107681267A
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- China
- Prior art keywords
- metal
- radiation body
- wave antenna
- beam scanning
- frequency beam
- 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.)
- Pending
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- 239000002184 metal Substances 0.000 claims abstract description 28
- 229910052751 metal Inorganic materials 0.000 claims abstract description 28
- 230000005855 radiation Effects 0.000 claims abstract description 16
- 239000004020 conductor Substances 0.000 claims abstract description 4
- 238000010586 diagram Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/20—Non-resonant leaky-waveguide or transmission-line antennas; Equivalent structures causing radiation along the transmission path of a guided wave
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/20—Non-resonant leaky-waveguide or transmission-line antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/22—Longitudinal slot in boundary wall of waveguide or transmission line
Landscapes
- Waveguide Aerials (AREA)
Abstract
The present invention relates to a kind of realize to determine the microband leaky-wave antenna of frequency beam scanning, including dielectric-slab, metal radiation body, PIN diode, metal floor and feed connection, wherein metal radiation body, metal floor are separately positioned on the top surface and bottom surface of dielectric-slab, the apex drive pin and outer conductor of feed connection are connected with metal radiation body, metal floor respectively, the middle part of the metal radiation body from left to right periodically offers elongated slot, is electrically connected between two adjacent elongated slots by PIN diode.
Description
Technical field
The present invention relates to wireless communication technology field, realizes that the micro-strip for determining frequency beam scanning is leaked more particularly, to a kind of
Wave antenna.
Background technology
In recent years, the adjustable smart antenna of wave beam earns widespread respect, but there is big volume, control mode and feedback
The shortcomings that electric system complexity.And microband leaky-wave antenna has the characteristics of low section, light weight, easy processing and low cost, make
With when, its antenna main beam angle can shift with frequency shift.Therefore, it is micro- in the novel intelligent antenna in future
There is huge development potentiality with leaky-wave antenna.What the working frequency of PMC was usually fixed, in actual applications
The frequency scanning characteristic for playing microband leaky-wave antenna has difficulties.Thus research microband leaky-wave antenna realizes ripple under fixed frequency
Beam scanning will have important practical significance.
The content of the invention
The present invention can not realize wave beam to solve the microband leaky-wave antenna that above prior art provides under conditions of frequency is determined
The technological deficiency of scanning, there is provided a kind of to realize the microband leaky-wave antenna for determining frequency beam scanning.
To realize above goal of the invention, the technical scheme of use is：
It is a kind of to realize the microband leaky-wave antenna for determining frequency beam scanning, including dielectric-slab, metal radiation body, PIN diode, gold
Possession plate and feed connection, wherein metal radiation body, metal floor are separately positioned on the top surface and bottom surface of dielectric-slab, and feed connects
The apex drive pin and outer conductor of head are connected with metal radiation body, metal floor respectively, and the middle part of the metal radiation body is from a left side
Elongated slot is periodically offered to the right side, is electrically connected between two adjacent elongated slots by PIN diode.
Compared with prior art, the beneficial effects of the invention are as follows：
Microband leaky-wave antenna provided by the invention is realized to length by the opening and closing mode of the PIN diode between adjacent elongated slot
The size of groove is adjusted, so as to be adjusted to the relative leaky wave phase coefficient of antenna so that antenna meeting under fixed frequency
There is different main beams to point to, realize antenna determines frequency beam scanning characteristic.
Brief description of the drawings
Fig. 1 is the top surface structure schematic diagram of antenna.
Fig. 2 is the bottom surface structure schematic diagram of antenna.
Fig. 3 is the arrangement schematic diagram of PIN diode.
Fig. 4 is the S of microband leaky-wave antenna11Curve map.
Fig. 5 is relative leaky wave phase coefficient curve map of the microband leaky-wave antenna in 4.5GHz-5.5GHz.
Fig. 6 is in the path of diode 1, when diode 2 is opened a way, the directional diagram at 5.1GHz.
Fig. 7 is the directional diagram at 5.1GHz in the path of diode 1,2 path of diode.
Embodiment
Accompanying drawing being given for example only property explanation, it is impossible to be interpreted as the limitation to this patent；
Below in conjunction with drawings and examples, the present invention is further elaborated.
Embodiment 1
As shown in Figure 1, 2, it is a kind of to realize the microband leaky-wave antenna for determining frequency beam scanning, including dielectric-slab 1, metal radiation body
2nd, PIN diode 4, metal floor 5 and feed connection 6, metal radiation body 2 are planar structure, and the rectangular shape of its global shape is golden
Category radiant body 2, metal floor 5 are separately positioned on the top surface and bottom surface of dielectric-slab 1, the apex drive pin of feed connection 6 and outer
Conductor is connected with metal radiation body 2, metal floor 5 respectively, and the middle part of the metal radiation body 2 from left to right periodically opens up
There is elongated slot 3, specification, the shape of each bar elongated slot 3 from left to right periodically opened up are consistent, rectangular shape, and described adjacent two
It is electrically connected between bar elongated slot 3 by PIN diode 4.
As shown in figure 3,1,2 represent PIN diode 4, can by the opening and closing mode of the PIN diode 4 between adjacent elongated slot 3
It is adjusted with the size to elongated slot 3, under the conditions of the opening and closing of Fig. 3 PIN diode 4, the S of obtained microband leaky-wave antenna11
Curve map is as shown in Figure 4.Obtained from relative leaky wave phase coefficient curve map it is as shown in Figure 5.Fig. 6 is microband leaky-wave antenna two
The path of pole pipe 1, when diode 2 is opened a way, the directional diagram at 5.1GHz；Fig. 7 is microband leaky-wave antenna in the path of diode 1, two poles
During 2 path of pipe, the directional diagram at 5.1GHz.
To sum up, microband leaky-wave antenna provided by the invention by the opening and closing mode of the PIN diode between adjacent elongated slot come real
Now the size of elongated slot is adjusted, so as to be adjusted to the relative leaky wave phase coefficient of antenna so that antenna is in fixed frequency
Have different main beams under rate to point to, realize antenna determines frequency beam scanning characteristic.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.It is all this
All any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in the claims in the present invention
Protection domain within.
Claims (3)
1. a kind of realize the microband leaky-wave antenna for determining frequency beam scanning, it is characterised in that：Including dielectric-slab, metal radiation body, PIN
Diode, metal floor and feed connection, wherein metal radiation body, metal floor are separately positioned on top surface and the bottom surface of dielectric-slab
On, the apex drive pin and outer conductor of feed connection are connected with metal radiation body, metal floor respectively, the metal radiation body
Middle part from left to right periodically offers elongated slot, is electrically connected between two adjacent elongated slots by PIN diode.
2. according to claim 1 realize the microband leaky-wave antenna for determining frequency beam scanning, it is characterised in that：The metal spoke
Beam is planar structure, the rectangular shape of its global shape.
3. according to claim 1 realize the microband leaky-wave antenna for determining frequency beam scanning, it is characterised in that：It is described from a left side to
Specification, the shape for each bar elongated slot that right periodicity opens up are consistent, rectangular shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710750780.5A CN107681267A (en) | 2017-08-28 | 2017-08-28 | It is a kind of to realize the microband leaky-wave antenna for determining frequency beam scanning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710750780.5A CN107681267A (en) | 2017-08-28 | 2017-08-28 | It is a kind of to realize the microband leaky-wave antenna for determining frequency beam scanning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107681267A true CN107681267A (en) | 2018-02-09 |
Family
ID=61135999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710750780.5A Pending CN107681267A (en) | 2017-08-28 | 2017-08-28 | It is a kind of to realize the microband leaky-wave antenna for determining frequency beam scanning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107681267A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113745814A (en) * | 2021-08-26 | 2021-12-03 | 中山大学 | Reconfigurable dual-beam periodic leaky-wave antenna |
| CN118099750A (en) * | 2024-04-28 | 2024-05-28 | 中国石油大学(华东) | Terahertz detector based on graphene coplanar slot line leaky-wave antenna |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015187461A1 (en) * | 2014-06-04 | 2015-12-10 | Sierra Nevada Corporation | Electronically-controlled steerable beam antenna with suppressed parasitic scattering |
| CN106785447A (en) * | 2016-10-27 | 2017-05-31 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | A kind of directional diagram reconstructable half width microband leaky-wave antenna |
| CN106785411A (en) * | 2017-03-04 | 2017-05-31 | 深圳市景程信息科技有限公司 | Restructural slot antenna based on fork configuration |
-
2017
- 2017-08-28 CN CN201710750780.5A patent/CN107681267A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015187461A1 (en) * | 2014-06-04 | 2015-12-10 | Sierra Nevada Corporation | Electronically-controlled steerable beam antenna with suppressed parasitic scattering |
| CN106785447A (en) * | 2016-10-27 | 2017-05-31 | 广东顺德中山大学卡内基梅隆大学国际联合研究院 | A kind of directional diagram reconstructable half width microband leaky-wave antenna |
| CN106785411A (en) * | 2017-03-04 | 2017-05-31 | 深圳市景程信息科技有限公司 | Restructural slot antenna based on fork configuration |
Non-Patent Citations (2)
| Title |
|---|
| 刘菊华 陈文焕 陈雷 龙云亮: "中间开缝的定频波束扫描微带漏波天线", 《2007年全国微波毫米波会议论文集（上册）》 * |
| 李峰 刘菊华 刘茉莉 李光明 张政 龙云亮: "一种改进微带漏波天线性能的新方法", 《2007年全国微波毫米波会议论文集（上册）》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113745814A (en) * | 2021-08-26 | 2021-12-03 | 中山大学 | Reconfigurable dual-beam periodic leaky-wave antenna |
| CN118099750A (en) * | 2024-04-28 | 2024-05-28 | 中国石油大学(华东) | Terahertz detector based on graphene coplanar slot line leaky-wave antenna |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180209 |
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| RJ01 | Rejection of invention patent application after publication |