CN100499261C - Application method of high dielectric microwave composite material on antenna made - Google Patents
Application method of high dielectric microwave composite material on antenna made Download PDFInfo
- Publication number
- CN100499261C CN100499261C CNB2005100259680A CN200510025968A CN100499261C CN 100499261 C CN100499261 C CN 100499261C CN B2005100259680 A CNB2005100259680 A CN B2005100259680A CN 200510025968 A CN200510025968 A CN 200510025968A CN 100499261 C CN100499261 C CN 100499261C
- Authority
- CN
- China
- Prior art keywords
- unit cell
- high dielectric
- forbidden band
- dielectric microwave
- band structure
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P1/00—Auxiliary devices
- H01P1/20—Frequency-selective devices, e.g. filters
- H01P1/2005—Electromagnetic photonic bandgaps [EPB], or photonic bandgaps [PBG]
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Details Of Aerials (AREA)
Abstract
The invention discloses an antenna of high-dielectric microwave composite function, which is characterized by the following: the material adopts Sr1-xBaxTiO3(X=0.05-0.95) high-dielectric microwave ceramic material with surface containing periodical electromagnetic band-gap structure, which can be antenna base material as well as radiation dielectrics; this new method minimizes the bulk, which guarantees radiation efficiency and benefit for GPS(f=1.575GHz),2G PCS(f=1.8GHz),3G PCS(f=1.7-2.1GHz),802.11Blue Tooth communication (f=2.4-2.5GHz) and 802.16 WIMAX(f=3.4-3.53GHz) wireless communication domain.
Description
Technical field
The present invention relates to the application process of a kind of high dielectric microwave composite functional material on antenna, particularly component is Sr
1-xBa
xTiO
3The application process of high dielectric microwave ceramic material on antenna of (span of X is 0.05～0.95).
Background technology
The develop rapidly of the communication technology improves day by day to the miniaturization of communication device, the requirement of integrated level.Have high-k, high thermal stability, low-loss microwave ceramic material are because of satisfying the requirement of communication components and parts miniaturization and integrated level, and the application in various communication components and parts is more and more wider.Electromagnetic forbidden band structural material (Electromagnetic Bandgap, (EBG)), claim forbidden photon band material (Phototic Bandgap again, PBG) or photonic crystal, be new ideas and the new material that proposes later 1980s, it is to introduce the novel composite functional material that artificial periodic structure forms by periodic arrangement or in conventional dielectric material by the material of differing dielectric constant.Because the existence of periodic electromagnetism forbidden band structure can not be propagated electromagnetic wave in a certain specific frequency forbidden band.In the high dielectric microwave ceramic material, introduce the photonic crystal technology, when guaranteeing that components and parts miniaturization and integrated level require, can improve the deficiency of existing efficient of high dielectric material microwave component and bandwidth aspect greatly, promote the quality of product comprehensively.As for antenna, can improve its gain greatly, radiation efficiency and bandwidth; Can improve its bandwidth and Frequency Response to filter; For resonator, can improve its Q value (quality factor).In a word, we adopt this novel high Jie's composite functional material of high dielectric microwave ceramic material and photonic crystal technological development, have wide practical use in the modern communication technology that requirements such as product miniaturization, integrated level, communication bandwidth and gain are improved day by day.
Component is Sr
1-xBa
xTiO
3The high dielectric microwave ceramic material of (span of X is 0.05～0.95) is a common ferroelectric material, and it can be by standard ceramic preparation technology preparation.The scope of its relative dielectric constant is 200～1200, and the scope of loss angle tan δ is 10
-2～10
-3And the value of its dielectric constant can be by regulating strontium barium ratio value X and change significantly, this material Gao Jie, low-loss these characteristics make it at phase shifter, have obtained extensive use in the microwave devices such as variodenser.But for antenna applications, along with the raising of dielectric constant, the surface wave loss constantly increases, the radiation efficiency of antenna also worse and worse, and bandwidth is also narrow, therefore this material is difficult to use in antenna.
Summary of the invention
The object of the present invention is to provide the application process of a kind of high dielectric microwave composite functional material on antenna, the characteristic of utilizing the periodic electromagnetism forbidden band structure that electromagnetic wave can not be propagated in a certain specific frequency forbidden band makes the high dielectric microwave composite functional material can give full play to its high dielectric property.
For reaching above-mentioned purpose, the present invention adopts following technical scheme,
The application of a kind of high dielectric microwave composite functional material on antenna, it is Sr that described high dielectric microwave composite functional material adopts component
1-xBa
xTiO
3The high dielectric microwave ceramic material of (span of X is 0.05～0.95), be provided with the periodic electromagnetism forbidden band structure on its surface, described electromagnetic forbidden band structure is the planar structure that a plurality of regular hexagon unit cells are formed, described unit cell is formed perpendicular to three leads of three groups of parallel opposite side of unit cell with by six conducting blocks that described three conductor separation are opened by being arranged at unit cell middle part, described lead and conducting block are interconnected at the unit cell middle part, separate by finedraw between adjacent two unit cells and by described wire interconnection, the high dielectric microwave composite functional material of this band periodic electromagnetism forbidden band structure both can be used as the baseplate material of various antennas, and the radiation medium that also can make antenna simultaneously uses.
The application of a kind of high dielectric microwave composite functional material on antenna, it is Sr that described high dielectric microwave composite functional material adopts component
1-xBa
xTiO
3The high dielectric microwave ceramic material of (span of X is 0.05～0.95), be provided with the periodic electromagnetism forbidden band structure on its surface, described electromagnetic forbidden band structure is the planar structure that a plurality of regular hexagon unit cells are formed, described unit cell is formed with six buss that are arranged at three groups of parallel opposite side of described unit cell edge perpendicular to three leads of three groups of parallel opposite side of unit cell by being arranged at the unit cell middle part, described three leads are interconnected at the unit cell middle part, the two ends of each described lead link with the middle part of described bus respectively, separate by finedraw between adjacent two unit cells, the high dielectric microwave composite functional material of this band periodic electromagnetism forbidden band structure both can be used as the baseplate material of various antennas, and the radiation medium that also can make antenna simultaneously uses.
Among the present invention, the periodic electromagnetism forbidden band structure of ceramic surface can adopt standard photolithography process preparation or chemical plating method preparation.Metal can be selected copper, silver, aluminium, gold etc. for use.
As another optimal way of the present invention, described electromagnetic forbidden band structure is the planar structure that a plurality of square unit cells are formed, described unit cell is by being arranged at unit cell mutually perpendicular two bending wire in middle part and being formed by four conducting blocks that described conductor separation is opened, described lead and conducting block are interconnected at unit cell middle part, are separated by finedraw between adjacent two unit cells and by described wire interconnection.
As another optimal way of the present invention, described electromagnetic forbidden band structure is the planar structure that a plurality of square unit cells are formed, described unit cell edge is provided with four blank bars that are parallel to the unit cell four edges, described unit cell middle part is provided with the square waveform blank tape of two orthogonal and interconnected one-periods, these two square waveform blank tapes are only interconnected at the unit cell center position, wherein every square waveform blank tape all is centrosymmetric about the unit cell center, the two ends of each described blank tape are communicated with the middle part of two described blank bars respectively, and the part of described single cell structure except that blank bar and blank tape is conducting block.
As another optimal way of the present invention, described electromagnetic forbidden band structure is the planar structure that a plurality of square unit cells are formed, described unit cell edge is provided with four buss that are parallel to the unit cell four edges, described unit cell middle part is provided with the square waveform conductive strips of two orthogonal and interconnected one-periods, these two square waveform conductive strips are only interconnected at the unit cell center position, wherein every square waveform conductive strips all are centrosymmetric about the unit cell center, and the two ends of each described conductive strips are communicated with the middle part of two described buss respectively.
The present invention provides a kind of novel, material and methods for using them that performance is outstanding for the antenna manufacturing.Not only solved Sr
1-xBa
xTiO
3(span of X is 0.05～0.95) can not apply to the technical problem in the antenna, and by combine the antenna made from the periodic electromagnetism forbidden band structure, when realizing miniaturization, guarantees to have the higher width of cloth to penetrate efficient and gain.In GPS (frequency f=1.575GHz), 2G PCS (frequency f=1.8GHz), 3G PCS (span of frequency f be 1.7～2.1GHz), 802.11 Bluetooth communications (span of frequency f be 2.4～2.5GHz) and 802.16WIMAX (span of frequency f is that wireless communication fields such as 3.4～3.53GHz) are with a wide range of applications.
Description of drawings
Fig. 1 is the embodiment of the invention one antenna structure view;
Fig. 2 is semi-simple born of the same parents' structural representation of Fig. 1 embodiment one electromagnetic forbidden band structure;
Fig. 3 is embodiment two electromagnetic forbidden band structure schematic diagrames;
Fig. 4 is embodiment three electromagnetic forbidden band structure schematic diagrames;
Fig. 5 is embodiment four electromagnetic forbidden band structure schematic diagrames;
Fig. 6 is embodiment four electromagnetic forbidden band structure unit cell schematic diagrames;
Fig. 7 is embodiment five electromagnetic forbidden band structure schematic diagrames;
Fig. 8 is embodiment five electromagnetic forbidden band structure unit cell schematic diagrames;
Fig. 9 to Figure 11 is the antenna applications frequency diagram.
Embodiment
Embodiment one
As shown in Figure 1, the application process of a kind of high dielectric microwave composite functional material on antenna, it is Sr that described high dielectric microwave composite functional material adopts component
1-xBa
xTiO
3The high dielectric microwave ceramic material.With this high dielectric microwave ceramic material is medium, is provided with the periodic electromagnetism forbidden band structure by standard photolithography process or chemical plating method at this dielectric surface, and electromagnetic forbidden band structure can adopt materials such as metallic copper, silver, aluminium or gold among the figure.As shown in Figure 2, described electromagnetic forbidden band structure 2 is the planar structure that a plurality of square unit cells are formed, described unit cell is by being arranged at unit cell mutually perpendicular two bending wire 22 in middle part and being formed by described lead 22 separated four conducting blocks 21, described lead 22 and conducting block 21 are interconnected at unit cell middle part, are separated by finedraw between adjacent two unit cells and interconnected by described lead 22.By regulating the size of unit cell a, b, w, each physical dimension of s among Fig. 2, realize the forbidden band frequency and the width of regulation and control composite functional material.The forbidden band frequency and the width principle of embodiment two to four regulation and control composite functional materials are identical.Therefore omit associated description, only indicate electromagnetic forbidden band structure.
In high dielectric microwave ceramic material medium 1 surface preparation EBG style 2 is arranged among Fig. 1, at its back side is the metal floor (not shown), EBG style 2 and metal floor all adopt copper, by regulating the size of a, b, w, each physical dimension of s in Fig. 2 unit cell, obtain the antenna material performance of Fig. 9 to Figure 11.
Among Fig. 9, a=1500 micron, w=s=30 micron, b=600 micron.GPS (frequency f=1.575GHz), 2G PCS (frequency f=1.8GHz) antenna applications requirement can be satisfied in this high dielectric microwave composite material forbidden band.
Among Figure 10, a=1000 micron, w=s=25 micron, b=375 micron.2G or 3G PCS can be satisfied in this high dielectric microwave composite material forbidden band, and (span of frequency f is 1.7～2.1GHz), and (span of frequency f is 2.4～2.5GHz) application requirements to the 802.11b bluetooth.
Among Figure 11, the a=800 micron, the w=s=20 micron, the b=300 micron, the 802.16WIMAX antenna can be satisfied in this high dielectric microwave composite material forbidden band, and (span of frequency f is 3.4～3.53GHz) application requirements.
Embodiment two
As shown in Figure 3, described electromagnetic forbidden band structure is the planar structure that a plurality of square unit cells are formed, described unit cell edge is provided with four blank bars that are parallel to the unit cell four edges, described unit cell middle part is provided with the square waveform blank tape of two orthogonal and interconnected one-periods, these two square waveform blank tapes are only interconnected at the unit cell center position, wherein every square waveform blank tape all is centrosymmetric about the unit cell center, the two ends of each described blank tape are communicated with the middle part of two described blank bars respectively, and the part of described single cell structure except that blank bar and blank tape is conducting block.
Embodiment three
As shown in Figure 4, described electromagnetic forbidden band structure is the planar structure that a plurality of square unit cells are formed, described unit cell edge is provided with four buss that are parallel to the unit cell four edges, described unit cell middle part is provided with the square waveform conductive strips of two orthogonal and interconnected one-periods, these two square waveform conductive strips are only interconnected at the unit cell center position, wherein every square waveform conductive strips all are centrosymmetric about the unit cell center, and the two ends of each described conductive strips are communicated with the middle part of two described buss respectively.
Embodiment four
As Fig. 5, shown in Figure 6, described electromagnetic forbidden band structure is the planar structure that a plurality of regular hexagon unit cells are formed, described unit cell is formed perpendicular to three leads of three groups of parallel opposite side of unit cell with by six conducting blocks that described three conductor separation are opened by being arranged at unit cell middle part, described lead and conducting block are interconnected at unit cell middle part, are separated by finedraw between adjacent two unit cells and by described wire interconnection.
Embodiment five
As Fig. 7, shown in Figure 8, described electromagnetic forbidden band structure is the planar structure that a plurality of regular hexagon unit cells are formed, described unit cell is formed with six buss that are arranged at three groups of parallel opposite side of described unit cell edge perpendicular to three leads of three groups of parallel opposite side of unit cell by being arranged at the unit cell middle part, described three leads are interconnected at the unit cell middle part, the two ends of each described lead link with the middle part of described bus respectively, are separated by finedraw between adjacent two unit cells.
Claims (4)
1, the application process of a kind of high dielectric microwave composite functional material on antenna is Sr with the component
1-xBa
xTiO
3The high dielectric microwave ceramic material be medium, at its surface preparation periodic electromagnetism forbidden band structure, wherein the span of X is 0.05～0.95, it is characterized in that: described electromagnetic forbidden band structure is the planar structure that a plurality of regular hexagon unit cells are formed, described unit cell is formed perpendicular to three leads of three groups of parallel opposite side of unit cell with by six conducting blocks that described three conductor separation are opened by being arranged at unit cell middle part, described lead and conducting block are interconnected at unit cell middle part, are separated by finedraw between adjacent two unit cells and by described wire interconnection.
2, the application process of high dielectric microwave composite functional material according to claim 1 on antenna, it is characterized in that: the periodic electromagnetism forbidden band structure of described ceramic surface adopts standard photolithography process preparation or chemical plating method preparation, and metal is selected from copper, silver, aluminium or gold.
3, the application process of a kind of high dielectric microwave composite functional material on antenna is Sr with the component
1-xBa
xTiO
3The high dielectric microwave ceramic material be medium, at its surface preparation periodic electromagnetism forbidden band structure, wherein the span of X is 0.05～0.95, it is characterized in that: described electromagnetic forbidden band structure is the planar structure that a plurality of regular hexagon unit cells are formed, described unit cell is formed with six buss that are arranged at three groups of parallel opposite side of described unit cell edge perpendicular to three leads of three groups of parallel opposite side of unit cell by being arranged at the unit cell middle part, described three leads are interconnected at the unit cell middle part, the two ends of each described lead link with the middle part of described bus respectively, are separated by finedraw between adjacent two unit cells.
4, the application process of high dielectric microwave composite functional material according to claim 3 on antenna, it is characterized in that: the periodic electromagnetism forbidden band structure of described ceramic surface adopts standard photolithography process preparation or chemical plating method preparation, and metal is selected from copper, silver, aluminium or gold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100259680A CN100499261C (en) | 2005-05-19 | 2005-05-19 | Application method of high dielectric microwave composite material on antenna made |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100259680A CN100499261C (en) | 2005-05-19 | 2005-05-19 | Application method of high dielectric microwave composite material on antenna made |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1866612A CN1866612A (en) | 2006-11-22 |
| CN100499261C true CN100499261C (en) | 2009-06-10 |
Family
ID=37425545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100259680A Expired - Fee Related CN100499261C (en) | 2005-05-19 | 2005-05-19 | Application method of high dielectric microwave composite material on antenna made |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100499261C (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9041481B2 (en) | 2011-03-15 | 2015-05-26 | Kuang-Chi Innovative Technology Ltd. | Artificial microstructure and artificial electromagnetic material using the same |
| CN102790280B (en) * | 2011-05-20 | 2015-05-27 | 深圳光启高等理工研究院 | Isotropic metamaterial with high dielectric constant |
| WO2012122803A1 (en) | 2011-03-15 | 2012-09-20 | 深圳光启高等理工研究院 | Artificial microstructure and artificial electromagnetic material using same |
| CN103199347B (en) * | 2011-04-30 | 2015-02-04 | 深圳光启高等理工研究院 | Man-made microstructure |
| CN102903998B (en) * | 2011-07-29 | 2016-03-16 | 深圳光启高等理工研究院 | A kind of resonant cavity |
| CN102903996A (en) * | 2011-07-29 | 2013-01-30 | 深圳光启高等理工研究院 | Resonant cavity |
| CN103036049B (en) * | 2011-09-30 | 2016-04-13 | 深圳光启高等理工研究院 | A kind of artificial electromagnetic material being used as impedance matching |
| CN102479994B (en) * | 2011-10-31 | 2013-08-07 | 深圳光启高等理工研究院 | Metamaterial antenna housing |
| CN103094708A (en) * | 2011-10-31 | 2013-05-08 | 深圳光启高等理工研究院 | Wave-absorbing metamaterial |
| CN103296442B (en) * | 2012-02-29 | 2017-10-31 | 洛阳尖端技术研究院 | Meta Materials and the antenna house being made up of Meta Materials |
| KR102046102B1 (en) * | 2012-03-16 | 2019-12-02 | 삼성전자주식회사 | Artificial atom and Metamaterial and Device including the same |
| CN102820548A (en) * | 2012-08-03 | 2012-12-12 | 深圳光启创新技术有限公司 | Low pass wave-transmitting material and antenna housing and antenna system of low pass wave-transmitting material |
| CN103219568B (en) * | 2013-05-07 | 2015-04-08 | 西安电子科技大学 | Broadband frequency selector |
| CN103985961B (en) * | 2014-05-29 | 2016-09-14 | 中国人民解放军军械工程学院 | A kind of electromagnetic bandgap structure, electromagnetic bandgap structure combination and mobile terminal mimo antenna |
| CN109411889B (en) * | 2018-10-26 | 2021-04-16 | 扬州市伟荣新材料有限公司 | Regular hexagon type EBG structure for antenna and manufacturing process thereof |
-
2005
- 2005-05-19 CN CNB2005100259680A patent/CN100499261C/en not_active Expired - Fee Related
Non-Patent Citations (8)
| Title |
|---|
| . . |
| Aperture-coupled patch antenna on UC-PBG substrate. Roberto Coccioli et al.Transactions on Microwave Theory and Techniques,Vol.47 No.11. 1999 |
| Aperture-coupled patch antenna on UC-PBG substrate. Roberto Coccioli, Fei-Ran Yang, Kuang-Ping Ma, Tatsuo Itoh.IEEE Transactions on Microwave Theory and Techniques,Vol.47 No.11. 1999 |
| Aperture-coupled patch antenna on UC-PBG substrate. Roberto Coccioli et al.Transactions on Microwave Theory and Techniques,Vol.47 No.11. 1999 * |
| Aperture-coupled patch antenna on UC-PBG substrate. Roberto Coccioli, Fei-Ran Yang, Kuang-Ping Ma, Tatsuo Itoh.IEEE Transactions on Microwave Theory and Techniques,Vol.47 No.11. 1999 * |
| Electromagnetic band-gapstructures:classification,characterization, and applications. Y.，Rahmat-Samii，H.，Mosallaei.11th International Conference on Antennas and Propagation，第Vol. 2卷. 2001 |
| Experimental investigations on electronically tunable microstripantennas. K. A. Jose et al.Microwave and Optical Technology Letters,Vol.20 No.3. 1999 |
| 新型电磁（光子）晶体贴片天线的研究进展. 朱方明，林青春.电波科学学报，第17卷第2期. 2002 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1866612A (en) | 2006-11-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100499261C (en) | Application method of high dielectric microwave composite material on antenna made | |
| Sebastian et al. | Microwave Materials and Applications, 2 volume set | |
| US7446712B2 (en) | Composite right/left-handed transmission line based compact resonant antenna for RF module integration | |
| US7825751B2 (en) | Resonant circuit, filter circuit, and antenna device | |
| Zheng et al. | A novel compact spiral electromagnetic band-gap (EBG) structure | |
| Rashidian et al. | Printable planar dielectric antennas | |
| Yang et al. | A spiral electromagnetic bandgap (EBG) structure and its application in microstrip antenna arrays | |
| Faruque et al. | Flexible nickel aluminate (NiAl2O4) based dual-band double negative metamaterial for microwave applications | |
| CN100499260C (en) | Antenna made of high dielectric microwave composite material | |
| US7030463B1 (en) | Tuneable electromagnetic bandgap structures based on high resistivity silicon substrates | |
| Huang et al. | Compact U-shaped dual planar EBG microstrip low-pass filter | |
| Zhao et al. | Tri-band band-pass filter based on multi-mode spoof surface plasmon polaritons | |
| CN100499258C (en) | Antenna made of high dielectric microwave composite material | |
| Kumar et al. | Design and optimization of slotted micro-machined patch antenna using composite substrate | |
| CN2796139Y (en) | High-order microwave composite functional material antenna of regular square single cell structure | |
| CN105305052A (en) | High rectangle factor trap UWB (ultra wide band) slot antenna based on differential step feed | |
| CN2796138Y (en) | High-order microwave composite functional material antenna of regular hexagonal single cell structure | |
| CN2796137Y (en) | High-order microwave composite functional material antenna of regular hexagonal single cell structure | |
| CN2796141Y (en) | High-order microwave composite functional material antenna of single cell structure as square | |
| CN100499259C (en) | Antenna made of high dielectric microwave composite material | |
| CN2796140Y (en) | High-order microwave composite functional material antenna of regular cell structure as square | |
| Liang et al. | Novel wideband frequency selective surface filters with fractal elements | |
| Rashidian et al. | Printable planar dielectric waveguides based on high-permittivity films | |
| Sengupta et al. | FSS superstrate loaded SIW circular cavity-backed cross-shaped slot antenna for wireless applications | |
| Zhou et al. | Slow-wave substrate integrated waveguide with partially polyline loading |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090610 Termination date: 20140519 |