CN106876910A - A kind of new dual-attenuation ultra-wideband antenna - Google Patents
A kind of new dual-attenuation ultra-wideband antenna Download PDFInfo
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- CN106876910A CN106876910A CN201510908514.1A CN201510908514A CN106876910A CN 106876910 A CN106876910 A CN 106876910A CN 201510908514 A CN201510908514 A CN 201510908514A CN 106876910 A CN106876910 A CN 106876910A
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- Prior art keywords
- wideband antenna
- ultra
- new dual
- ground plane
- attenuation
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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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- 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
- H01Q13/08—Radiating ends of two-conductor microwave transmission lines, e.g. of coaxial lines, of microstrip lines
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- Waveguide Aerials (AREA)
Abstract
The present invention relates to a kind of new dual-attenuation ultra-wideband antenna, it includes：Hexagonal slotted metal paster (1), a pair of open stubs (2), the complementary openings resonant rings (6) included on octagon coplanar wave guide feedback metal patch (3), dielectric-slab (4), ground plane (5) and ground plane that cross is slotted.Described hexagonal slotted metal paster, a pair of open stubs, the octagon coplanar wave guide feedback metal patch for including cross fluting are all printed on dielectric-slab upper surface；Complementary openings resonant ring on ground plane and ground plane is located at dielectric-slab lower surface.The invention has the advantages that：Simple structure, compact, adjustable stop-band frequency, solve the interference problem in ultra-wideband communication system.
Description
Technical field
The present invention relates to a kind of new dual-attenuation ultra-wideband antenna, specific design is a kind of based on octagon coplanar wave guide feedback
Dual-attenuation ultra-wideband antenna, belongs to microwave transmission device technical field.
Background technology
UWB technology comes across late 1950s, until the nineties in 20th century is all mainly used in military affairs
Radar and low intercepting and capturing rate communication system.In recent years, with the development of microelectronic component technology and technique, UWB technology is
Beginning is progressively applied in civil area.On 2 14th, 2002, ultrawideband obtained Federal Communication first
The approval of committee FCC, can be used in short-distance wireless communication, and this is opened for the commercial applications of super-broadband tech product
Gate, promotes radio ultra wide band system and its device such as：The researchs such as UWB wave filters, UWB antennas, UWB amplifiers
Progress.
Super-broadband tech field applicatory is quite varied, and for the ease of management, radio ultra wide band system is divided into 3 classes by FCC：
Imaging system, including ground-penetrating radar system, wall imaging system, wall penetrate imaging system, monitoring system and medical treatment into
As system；Vehicular radar system；Indoor ultra-broadband system
In recent years, with the fast development of wireless communication technology and multimedia service, ultra wide band (UWB) technology is in global model
More and more paid attention to by people in enclosing.UWB systems are so that its transmission speed is fast, low in energy consumption, simple system, strong security
And be with a wide range of applications the advantages of strong antijamming capability and huge market value.At the same time, it also give it is proposed that
More challenges, because existing most communication systems are operated in same frequency range, mutual interference problem will have to consider.
One of critical component as RF communication system, UWB antennas will directly influence the performance of whole ultra-wideband communication system, because
This, its performance quality is most important.
Due to there is WLAN (WLAN) in ultra wide band frequency band range, broadband intercommunication microwave accesses (WIMAX) frequency
How the conflict of section, solve important content of the co-channel interference as ultra wide band area research, so suppressing co-channel interference turns into design
The key of ultra-wideband antenna.
The content of the invention
Object of the present invention is to provide small volume in, compact conformation is easy to integrated and interconnection ultra wide band dual-attenuation day
Line, can be used for various communication networks, realize good communication.
The technical solution adopted in the present invention：
A kind of new dual-attenuation ultra-wideband antenna, it includes：Hexagonal slotted metal paster (1), a pair of open stubs (2),
Include on octagon coplanar wave guide feedback metal patch (3), dielectric-slab (4), ground plane (5) and the ground plane of cross fluting
Complementary openings resonant ring (6).
A kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：Hexagonal slotted metal is pasted
Piece, a pair of open stubs, the octagon coplanar wave guide feedback metal patch for including cross fluting are all printed on dielectric-slab upper surface；
Complementary openings resonant ring on ground plane and ground plane is located at dielectric-slab lower surface.
A kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：A pair of open stubs
Inside hexagonal slotted metal paster, and respectively there is one end to be connected with hexagonal slotted metal paster.
A kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：Include cross fluting
Octagon coplanar wave guide feedback metal patch is located inside hexagonal slotted metal paster；Cross fluting is located at octagon co-planar waveguide
Inside feed metal paster.
A kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：Include cross fluting
Octagon coplanar wave guide feedback metal patch will be connected with 50 ohm of CPW transmission lines for testing and be fed.
A kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：Complementation on ground plane
Split ring resonator is located at metal ground plate center, into axial symmetry.
A kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：By hexagonal slotted metal
Paster and include the octagon coplanar wave guide feedback metal patch structure of cross fluting and produce ultra wide band, adjusting corresponding size can
So as to produce with a width of 3.1-10.6GHz.
A kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：By an open-circuit cutting back
Line produces stopband, can realize that stopband is adjustable by adjusting a pair of sizes of open stub, modulated to 3.1-3.6GHz, with
Reach the effect for filtering WIMAX interference.
A kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：By mutual on ground plane
Mend split ring resonator and produce another stopband, can realize that stopband can by the size of the complementary openings resonant ring on regulated ground face
Adjust, it is modulated to 5.1-5.65GHz, the effect of WLAN interference is filtered to reach.
The invention antenna has following characteristic and advantage relative to existing antenna：
Design simple, compact conformation, easy to process, with low cost, passband is adjustable, stopband is adjustable.
By adjusting hexagonal slotted metal paster (1) and including the octagon coplanar wave guide feedback metal patch that cross is slotted
(3) size, can adjust scope of the passband in UWB (3.1-10.6GHz).
Length and width and their gap by a pair of open stubs (2) of the adjustment inside hexagonal slotted metal paster,
It is capable of achieving stopband adjustable.
By adjusting radius and their gap of the complementary openings resonant ring on ground plane, stopband is capable of achieving adjustable.
Passband is adjustable adjustable with stopband not to be interfere with each other.
Brief description of the drawings
Fig. 1 is the basic structure top view of embodiment of the present invention 1；
Fig. 2 is the basic structure back view of embodiment of the present invention 1；
Fig. 3 is the basic structure side view of embodiment of the present invention 1；
Specific embodiment
The present invention devises a kind of new dual-attenuation ultra-wideband antenna, and the antenna stopband is adjustable, passband is adjustable, and both adjust
Whole is not interfere with each other.
Specifically invention is described in more detail below in conjunction with the accompanying drawings：
An example of the present invention is as shown in figure 3, medium substrate (4) is FR4 materials, and thickness is 0.8 millimeter, relative to be situated between
Electric constant is 4.4.Metal ground plate (5) under medium substrate uses copper product.
As shown in figure 1, a kind of new dual-attenuation ultra-wideband antenna of the invention, the hexagonal slotted metal patch on medium substrate
Piece (1), a pair of open stubs (2), octagon coplanar wave guide feedback metal patch (3) for including cross fluting, Yi Jijie
The complementary openings resonant ring (6) on ground plane (5) and ground plane below matter substrate uses copper product.
As shown in figure 1, a kind of new dual-attenuation ultra-wideband antenna of the invention, by hexagonal slotted metal paster and include
The octagon coplanar wave guide feedback metal patch structure of cross fluting produces ultra wide band, realizes broadband character.
As shown in figure 1, a kind of new dual-attenuation ultra-wideband antenna of the invention, using a pair of open stub structures and connect
Complementary openings resonance ring structure on ground produces stopband respectively, realizes dual-attenuation characteristic.
A kind of design parameter of new dual-attenuation ultra-wideband antenna of the invention：
The selection of medium substrate：Relative dielectric constant is 4.4 FR4 materials, FR4 materials have electrical insulation capability stabilization,
Flatness is good, surface is smooth, without pit, thickness deviation standard the characteristics of, its excellent electrical properties, operating temperature is higher,
Performance itself is affected by environment small, is common used material, is easy to make and industrial production.
Hexagonal slotted metal paster (1) on medium substrate, a pair of open stubs (2), the octagon for including cross fluting
Complementary openings resonant ring on coplanar wave guide feedback metal patch (3), and ground plane (5) and ground plane below medium substrate
(6) copper product is used, design parameter is as follows：H=31mm, H1=5mm, H2=3mm, H3=12mm,
W=29mm, W1=12.65mm, W2=2.8mm, W3=5.5mm, S1=6mm, S2=15mm, t=1mm.
The design of ultra wide band：According to slot antenna correlation theory, hex shaped groove is opened on metal patch, and in hexagonal fluting
The octagon coplanar wave guide feedback metal patch that portion's insertion includes cross fluting produces ultra wide band effect.Slotted by adjusting hexagon
And the size of octagon co-planar waveguide, bandwidth and cut-off frequency are adjusted, involved antenna is met UWB demands.
Stopband is designed：According to micro-strip transmission theory, meter designs a pair of open stub sizes, produces trap characteristic, filters off
Signal at resonant frequency, so as to suppress out of band signal；According to the characteristic of complementary openings resonant ring, etched mutually not on ground plane
Split ring resonator, designs resonant ring radius and gap, produces stopband.
Claims (9)
1. a kind of new dual-attenuation ultra-wideband antenna, it includes：Hexagonal slotted metal paster (1), a pair of open stubs (2),
Include octagon coplanar wave guide feedback metal patch (3), dielectric-slab (4), ground plane (5) and the ground plane of cross fluting
On complementary openings resonant ring (6).
2. a kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：Hexagonal slotted metal paster,
A pair of open stubs, the octagon coplanar wave guide feedback metal patch for including cross fluting are all printed on dielectric-slab upper surface；
Complementary openings resonant ring on ground plane and ground plane is located at dielectric-slab lower surface.
3. a kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：A pair of open stubs are located at
Inside hexagonal slotted metal paster, and respectively there is one end to be connected with hexagonal slotted metal paster.
4. a kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：Include eight sides of cross fluting
Shape coplanar wave guide feedback metal patch is located inside hexagonal slotted metal paster；Cross fluting is positioned at the feedback of octagon co-planar waveguide
Inside electric metal paster.
5. a kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：Include eight sides of cross fluting
Shape coplanar wave guide feedback metal patch will be connected with 50 ohm of CPW transmission lines for testing and be fed.
6. a kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：Complementary openings on ground plane
Resonant ring is located at metal ground plate center, into axial symmetry.
7. a kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：By hexagonal slotted metal paster
And include the octagon coplanar wave guide feedback metal patch structure of cross fluting and produce ultra wide band, adjusting corresponding size can be with
Make generation with a width of 3.1-10.6GHz.
8. a kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：Produced by a pair of open stubs
Raw stopband, can realize that stopband is adjustable by adjusting a pair of sizes of open stub, modulated to 3.1-3.6 GHz, with
Reach the effect for filtering WIMAX interference.
9. a kind of new dual-attenuation ultra-wideband antenna according to claim 1, it is characterised in that：Opened by the complementation on ground plane
Mouth resonant ring produces another stopband, can realize that stopband is adjustable by the size of the complementary openings resonant ring on regulated ground face,
It is modulated to 5.1-5.65 GHz, the effect of WLAN interference is filtered to reach.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510908514.1A CN106876910A (en) | 2015-12-10 | 2015-12-10 | A kind of new dual-attenuation ultra-wideband antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510908514.1A CN106876910A (en) | 2015-12-10 | 2015-12-10 | A kind of new dual-attenuation ultra-wideband antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106876910A true CN106876910A (en) | 2017-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510908514.1A Pending CN106876910A (en) | 2015-12-10 | 2015-12-10 | A kind of new dual-attenuation ultra-wideband antenna |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107634330A (en) * | 2017-09-07 | 2018-01-26 | 西安电子科技大学 | A kind of coplanar waveguide ground diplexer antenna |
| CN108666756A (en) * | 2018-06-21 | 2018-10-16 | 福州大学 | A kind of low section wideband directional slot antenna applied to GNSS |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202839954U (en) * | 2012-11-04 | 2013-03-27 | 黑龙江大学 | Notch ultra-wideband antenna with parasitic elements |
| CN204464453U (en) * | 2015-04-13 | 2015-07-08 | 天津职业技术师范大学 | The annular umbrella-like ultra-wideband antenna of coplanar wave guide feedback |
| CN105024150A (en) * | 2015-05-11 | 2015-11-04 | 云南大学 | Triple-frequency-band antenna used in WLAN and WiMAX |
-
2015
- 2015-12-10 CN CN201510908514.1A patent/CN106876910A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202839954U (en) * | 2012-11-04 | 2013-03-27 | 黑龙江大学 | Notch ultra-wideband antenna with parasitic elements |
| CN204464453U (en) * | 2015-04-13 | 2015-07-08 | 天津职业技术师范大学 | The annular umbrella-like ultra-wideband antenna of coplanar wave guide feedback |
| CN105024150A (en) * | 2015-05-11 | 2015-11-04 | 云南大学 | Triple-frequency-band antenna used in WLAN and WiMAX |
Non-Patent Citations (2)
| Title |
|---|
| AITING WU AND BORAN GUAN: ""A Compact CPW-Fed UWB Antenna with Dual Band-Notched Characteristics"", 《INTERNATIONAL JOURNAL OF ANTENNAS AND PROPAGATION》 * |
| 李飞飞: ""双阻带陷的小型化超宽带天线阵设计与研究"", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107634330A (en) * | 2017-09-07 | 2018-01-26 | 西安电子科技大学 | A kind of coplanar waveguide ground diplexer antenna |
| CN108666756A (en) * | 2018-06-21 | 2018-10-16 | 福州大学 | A kind of low section wideband directional slot antenna applied to GNSS |
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Application publication date: 20170620 |
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