CN106876956A - A kind of ultra-wideband monopole antenna based on Xie Erbinsiji point convex geometry - Google Patents
A kind of ultra-wideband monopole antenna based on Xie Erbinsiji point convex geometry Download PDFInfo
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- CN106876956A CN106876956A CN201510943097.4A CN201510943097A CN106876956A CN 106876956 A CN106876956 A CN 106876956A CN 201510943097 A CN201510943097 A CN 201510943097A CN 106876956 A CN106876956 A CN 106876956A
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- convex geometry
- xie erbinsiji
- antenna
- wideband
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
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Abstract
The present invention relates to a kind of based on the Xie Erbinsiji points of ultra-wideband monopole antenna of convex geometry, it is included medium substrate (1), is divided monopole paster (2), 50 Ohm microstrip feeding lines (3), the rectangle earth plate (4) of convex geometry based on Xie Erbinsiji.This operating frequency of antenna is 3.41GHz-12.11GHz, and passband band limits meets voltage standing wave ratio less than 2, has trap characteristic in the frequency range of 5.21GHz-5.774GHz and 7.371GHz-8.21GHz and trap is adjustable.Antenna size is small, and structure has flexibility, reliability and simplicity, there is practical value higher.
Description
Technical field
It is particularly a kind of based on the Xie Erbinsiji points of ultra-wideband monopole antenna of convex geometry the present invention relates to a kind of antenna.The antenna
In, with resistance realized based on the Xie Erbinsiji points of monopole paster of convex geometry.The width of band and it is highly dependent on band trap shape frequently
The centre frequency of band.The antenna is imprinted on a very small substrate.
Background technology
Antenna is the indispensable part of institute's wire/wireless communication system, carries the form that the signal for sending emitter changes into electromagnetic wave
With to spatial, or the electromagnetic signal in free space is changed into high-frequency signal so that receiver is received, so as to realize radio communication
Spacing wave exchange process.With continuing to develop for wireless communication technology, hardware researches and develops the continuous progress of condition, in order to nothing is better achieved
The transmission of line signal, to it is also proposed requirement higher in the performance of antenna, under the wide variety of overall situation of current Wireless Telecom Equipment,
The importance of antenna is even more growing day by day, various antenna technologies research and technical indicator higher requirement cause antenna technology welcome and
One major opportunity of development.
Ultra-wideband Communication Technology (UWB, Ultra Wide Band), has just had associated surpassing early in the sixties in 20th century
Wideband transmitter and receiver technology application, but simply apply in fields such as radar, positioning, sensing and secret communications.2002,
FCC (FCC) specifies 3.1~10.6GHz as work system and the operating frequency range of measuring system
In addition to being applied to the fields such as digital communication, radar and positioning, can with commercialization, civil area etc., with the development of radiotechnics,
System for the requirement of transmission speed, transmission capacity also become more and more higher ultra-broadband signal due to great bandwidth, transmission rate it is high,
Power is low, strong interference immunity the advantages of can well meet the demand of modern communicationses.
Ultra-wideband communication system has the characteristic not available for narrow-band communication system, and it can be WLAN WLAN and personal local
The interface card and access technology for netting PAN bring low-power consumption, high bandwidth and relatively simple wireless communication technology.
With the development of radiotechnics, ultra-wideband antenna is to the side such as broadband, miniaturization, high transmission rates, low cost, low-complexity
To development.Ultra-wideband printed monopole aerial is exactly this development product.In the design of ultra-wideband printed monopole aerial, have plenty of logical
The structure for crossing change metal floor carrys out the bandwidth of broadening antenna；Have plenty of by changing feeder line to increase bandwidth；Also have by changing radiation
The shape of paster carrys out the bandwidth of broadening antenna.Ultra-wideband communication system covers 3.1~10.6GHz frequency ranges, and the channel radio in this frequency range
The wireless systems such as letter frequency range densely distributed WLAN, WiMAX and WCDMA are all in this frequency range.Exist between in order to reduce system
Interfere, it is desirable to system compatible, spectrum reuse are realized on the basis of low complex degree, can make ultra-wideband antenna in itself have band hinder
Characteristic, so having occurred as soon as the ultra-wideband antenna with band-stop response.
The content of the invention
It is an object of the invention to provide a kind of based on the Xie Erbinsiji points of ultra-wideband monopole antenna of convex geometry, the antenna is 3.41
The frequency band range of -12.11GHz has good impedance operator and radiation direction characteristic, and with double trap characteristics.
The technical solution adopted in the present invention：
A kind of ultra-wideband monopole antenna based on Xie Erbinsiji point convex geometry, it is characterised in that including medium substrate (1), base
In Xie Erbinsiji points of monopole paster (2), 50 Ohm microstrip feeding lines (3), the rectangle earth plate (4) of convex geometry；Based on Xie Erbin
The monopole paster (2) of Si Ji points of convex geometry is printed on medium substrate (1) front；Rectangle earth plate (4) is printed on medium substrate (1)
Lower surface.
The ultra-wideband monopole antenna based on Xie Erbinsiji point convex geometry, it is characterised in that described medium substrate (1)
It is polytetrafluoroethylmaterial material, the width W1 of medium substrate (1) is 25mm, and thickness H is 1mm.
The ultra-wideband monopole antenna based on Xie Erbinsiji point convex geometry, it is characterised in that described based on Xie Erbinsiji
Divide the monopole paster (2) of convex geometry, patch shape is Xie Erbinsiji fractals shape transformations, based on Xie Erbinsiji points of convex
Each corresponding length of side of monopole paster (2) of geometry is respectively：S1 is that 8mm, S2 are that 8mm, S3 are that 4mm, S4 are 3mm, S5
For 4mm, S6 are that 4mm, S7 are that 5.4mm and S8 is 1mm.
The ultra-wideband monopole antenna based on Xie Erbinsiji point convex geometry, it is characterised in that described 50 ohm microstrips feedback
Line (3) is the structure of rectangle；The length L2 of 50 Ohm microstrip feeding lines (3) is 14mm, and width is 3mm.
The ultra-wideband monopole antenna based on Xie Erbinsiji point convex geometry, it is characterised in that the earth plate (5) of rectangle, its
Length is 10mm, width is 25mm.
The invention ultra-wideband antenna has following characteristic and advantage relative to existing ultra-wideband antenna：
The more general day line width of frequency band, size is relatively smaller, and trap is adjustable.
Invention ultra-wideband antenna medium substrate width W is that 25mm, thickness H are 1mm, and size is very small.
By the length of side of the convex of Chezy-Manning formula on paster point convex geometry, the band limits of trap can be adjusted.
Brief description of the drawings
Fig. 1 is the basic block diagram of embodiment of the present invention 1；
Fig. 2 is the basic structure top view of embodiment of the present invention 1；
In figure：1-medium substrate, 2-based on the Xie Erbinsiji points of monopole paster of convex geometry, 3-50 Ohm microstrip feeding lines, 4
- rectangle earth plate；
Specific embodiment
The present invention devises a kind of based on the Xie Erbinsiji points of ultra-wideband monopole antenna of convex geometry, and the ultra-wideband antenna size is relative
It is general that antenna is smaller, trap is adjustable.
The present invention will be further described below in conjunction with the accompanying drawings：
As shown in figure 1, the material of medium substrate (1) is polytetrafluoroethylene (PTFE), its dielectric constant is 2.1 to basic block diagram of the invention.
The thickness H of the medium substrate is 1mm.Rectangle earth plate (4) under medium substrate uses copper (annealing) material.
As shown in figure 1, the monopole paster (2) based on Xie Erbinsiji points of convex geometry is printed on medium substrate (1) front；Square
Shape earth plate (4) is printed on the lower surface of medium substrate (1).
As shown in figure 1, it is of the invention based on the Xie Erbinsiji points of ultra-wideband monopole antenna of convex geometry, based on Xie Erbinsiji points
The monopole paster (2) of convex geometry, 50 Ohm microstrip feeding lines (3), rectangle earth plate (4).
As shown in figure 1, be can adjust based on the Xie Erbinsiji points of interior convex length of side of monopole paster (2) of convex geometry.By regulation
Convex length of side S8 can be modulated to trap.
As shown in figure 1, of the invention being used based on the Xie Erbinsiji points of ultra-wideband monopole antenna of convex geometry is based on Xie Erbinsiji
Divide the monopole paster of convex geometry.
The design parameter of the ultra-wideband monopole antenna based on Xie Erbinsiji point convex geometry of the invention：
The selection of medium substrate：Dielectric constant is 2.1 polytetrafluoroethylene (PTFE).The lossy small, dielectric constant of the material is low, uniformity is good,
The advantages of stable chemical nature.Intensity of the thickness of the medium substrate for needed for 1mm meets.Metal ground plate under medium substrate is adopted
With copper (annealing) material.
Claims (5)
1. a kind of ultra-wideband monopole antenna based on Xie Erbinsiji point convex geometry, it is characterised in that including medium substrate (1),
Based on Xie Erbinsiji points of monopole paster (2), 50 Ohm microstrip feeding lines (3), the rectangle earth plate (4) of convex geometry；
Monopole paster (2) based on Xie Erbinsiji points of convex geometry is printed on medium substrate (1) front；Rectangle earth plate (4)
It is printed on the lower surface of medium substrate (1).
2. according to claim 1 based on the Xie Erbinsiji points of ultra-wideband monopole antenna of convex geometry, it is characterised in that described
Medium substrate (1) be polytetrafluoroethylmaterial material, the width W1 of medium substrate (1) is 25mm, and thickness H is 1mm.
3. according to claim 1 based on the Xie Erbinsiji points of ultra-wideband monopole antenna of convex geometry, it is characterised in that described
The monopole paster (2) based on Xie Erbinsiji point convex geometry, patch shape is Chezy-Manning formula fractals shape
Shape is converted, and each corresponding length of side of monopole paster (2) based on Xie Erbinsiji points of convex geometry is respectively：S1 be 8mm,
S2 is that 8mm, S3 are that 4mm, S4 are that 3mm, S5 are that 4mm, S6 are that 4mm, S7 are for 5.4mm and S8
1mm。
4. according to claim 1 based on the Xie Erbinsiji points of ultra-wideband monopole antenna of convex geometry, it is characterised in that described
50 Ohm microstrip feeding lines (3) be the structure of rectangle；The length L2 of 50 Ohm microstrip feeding lines (3) is 14mm, wide
It is 3mm to spend.
5. according to claim 1 based on the Xie Erbinsiji points of ultra-wideband monopole antenna of convex geometry, it is characterised in that rectangle
Earth plate (5), its length be 10mm, width be 25mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510943097.4A CN106876956A (en) | 2015-12-13 | 2015-12-13 | A kind of ultra-wideband monopole antenna based on Xie Erbinsiji point convex geometry |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510943097.4A CN106876956A (en) | 2015-12-13 | 2015-12-13 | A kind of ultra-wideband monopole antenna based on Xie Erbinsiji point convex geometry |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106876956A true CN106876956A (en) | 2017-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510943097.4A Pending CN106876956A (en) | 2015-12-13 | 2015-12-13 | A kind of ultra-wideband monopole antenna based on Xie Erbinsiji point convex geometry |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002001668A2 (en) * | 2000-06-28 | 2002-01-03 | The Penn State Research Foundation | Miniaturized conformal wideband fractal antennas on high dielectric substrates and chiral layers |
| CN101399396A (en) * | 2008-10-21 | 2009-04-01 | 厦门大学 | Photonic forbidden band ceramic Sierpinski split antenna used for RFID system |
| CN103199344A (en) * | 2013-04-09 | 2013-07-10 | 江苏大学 | Fractal ultra wide band antenna and design method thereof |
| CN103311661A (en) * | 2013-05-16 | 2013-09-18 | 厦门大学 | Fractal ultra-wideband trap antenna with C band suppression function |
| CN104681995A (en) * | 2013-11-27 | 2015-06-03 | 哈尔滨飞羽科技有限公司 | Microstrip antenna based on Sierpinski carpet fractal structure |
-
2015
- 2015-12-13 CN CN201510943097.4A patent/CN106876956A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002001668A2 (en) * | 2000-06-28 | 2002-01-03 | The Penn State Research Foundation | Miniaturized conformal wideband fractal antennas on high dielectric substrates and chiral layers |
| CN101399396A (en) * | 2008-10-21 | 2009-04-01 | 厦门大学 | Photonic forbidden band ceramic Sierpinski split antenna used for RFID system |
| CN103199344A (en) * | 2013-04-09 | 2013-07-10 | 江苏大学 | Fractal ultra wide band antenna and design method thereof |
| CN103311661A (en) * | 2013-05-16 | 2013-09-18 | 厦门大学 | Fractal ultra-wideband trap antenna with C band suppression function |
| CN104681995A (en) * | 2013-11-27 | 2015-06-03 | 哈尔滨飞羽科技有限公司 | Microstrip antenna based on Sierpinski carpet fractal structure |
Non-Patent Citations (2)
| Title |
|---|
| BAPPADITTYA ROY等: "UWB monopole antenna design in a different substrate using Sierpinski Carpet Fractal Geometry", 《2015 2ND INTERNATIONAL CONFERENCE ON ELECTRONICS AND COMMUNICATION SYSTEMS (ICECS)》 * |
| ROWDRA GHATAK 等: "UWB monopole antenna design in a different substrate using Sierpinski Carpet Fractal Geometry", 《2007 IEEE APPLIED ELECTROMAGNETICS CONFERENCE (AEMC)》 * |
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Application publication date: 20170620 |
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