CN101847772A - Dual-frequency microwave resonator - Google Patents
Dual-frequency microwave resonator Download PDFInfo
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- CN101847772A CN101847772A CN 201010187933 CN201010187933A CN101847772A CN 101847772 A CN101847772 A CN 101847772A CN 201010187933 CN201010187933 CN 201010187933 CN 201010187933 A CN201010187933 A CN 201010187933A CN 101847772 A CN101847772 A CN 101847772A
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- 239000002184 metal Substances 0.000 claims abstract description 30
- 229910052751 metal Inorganic materials 0.000 claims abstract description 30
- 239000000758 substrate Substances 0.000 claims abstract description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 238000005530 etching Methods 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 2
- 238000010168 coupling process Methods 0.000 abstract 2
- 238000005859 coupling reaction Methods 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
A dual-frequency microwave resonator relates to the electromagnetic wave technology. The metal SRR structure comprises a substrate and two metal SRR structures on the substrate, wherein the metal SRR structure consists of an electric-SRR structure and two rectangular metal rings on two sides of the electric-SRR structure; the rectangular metal ring and the electric-SRR structure have a common metal wall, and the rectangular metal ring is provided with open slots on opposite sides of the common metal wall. The invention has the advantages of small overall size, high resonance frequency, and low mutual coupling, and is beneficial to miniaturization and reduction of mutual coupling.
Description
Technical field
The present invention relates to the electromagnetic wave technology.
Background technology
Since 21 century, artificial composite material has obtained to use more and more widely in solid-state physics, material science, optics and applied electromagnetics field, and utilize the SRR structure for the first time after the laboratory produces nature and non-existent anisotropic media since Smith etc., the SRR structure has just obtained in the electromagnetism field paying close attention to widely and using.Various periodicity row's SRR structure not only can effectively be simulated the characteristic that realizes anisotropic media, and because of himself resonance performance, this structure also is used to design and produce devices such as small-sized slow wave transmission line, phase detector, filter.And about research and the application of anisotropic media in rectangular waveguide, also have a lot of documents to mention, labor the propagation characteristic of SRR structure in square waveguide.
Fig. 1 is existing electric-SRR structure, and its inside has two platforms, is inseam between the platform.
Summary of the invention
Technical problem to be solved by this invention is that a kind of dual-frequency microwave resonator with high resonance frequency is provided.
The technical scheme that the present invention solve the technical problem employing is, dual-frequency microwave resonator, comprise the metal SRR structure on substrate and the substrate, it is characterized in that described metal SRR structure is made up of two rectangular metal rings of electric-SRR structure and electric-SRR structure both sides; Rectangular metal ring and electric-SRR structure have common metallic walls, and the rectangular metal ring is provided with aperture slots the relative edge of shared metallic walls.
Further, the aperture slots width of described rectangular metal ring equates with the inseam width of electric-SRR structure.Described SRR structure is for axial symmetry and Y-axis are symmetrical arranged up and down.Described metal SRR structure is formed by the copper etching of covering of substrate surface, and its DIELECTRIC CONSTANT is 2.2, and substrate thickness is 0.508mm, and covering copper thickness is 0.07mm.
The every structured data of described metal SRR is:
a＝2.6mm，b＝5mm，d＝0.1mm，h＝2.2mm，l＝2.9mm，t1＝0.2mm，t2＝0.2mm，t3＝0.7mm，t4＝0.5mm；
Wherein a is the outside height, and b is outer edge lengths, and d is the width in crack and the height of platform, and h is the inner edge height, and l is interior ring length, and t1 is the symmetry axis width, and t2 is shared metallic walls width, and t3 is the outside width, and t4 is a berm width.
The invention has the beneficial effects as follows that overall dimensions is little, help miniaturization, resonance frequency is than higher, and the position of two formants helps reducing intercoupling from must relatively opening.
The present invention is further illustrated below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is existing electric-SRR metal-layer structure schematic diagram.
Fig. 2 is a SRR metal-layer structure schematic diagram of the present invention.
Fig. 3 is a SRR test environment schematic diagram of the present invention.
Fig. 4 is the test S parametric plot of resonator of the present invention.Ordinate is a scattering parameter, and abscissa is a frequency.S11 is a reflectivity curve, and S21 inserts the loss parameter curve.
Embodiment
Referring to Fig. 2-4.
The present invention mainly realizes double-frequency resonance device function based on the anisotropic media theory by designing a kind of New type of S RR structure.A symmetrical opening straight-flanked ring is respectively added in this SRR structure both sides on traditional electric-SRR basis, and shared same metallic walls.By regulating winding length and aperture slots width, under rectangular waveguide TE wave excitation, produce double frequency point resonance, thereby realize the function of double-frequency resonance device.
Specifically, the present invention is that two rectangular metal rings of electric-SRR structure and electric-SRR structure both sides are formed by etching on substrate and the substrate; Rectangular metal ring and electric-SRR structure have common metallic walls, and the rectangular metal ring is provided with aperture slots the relative edge of shared metallic walls.
Further, the aperture slots width of described rectangular metal ring equates with the inseam width of electric-SRR structure.Described SRR structure is for axial symmetry and Y-axis are symmetrical arranged up and down.Described metal SRR structure is formed by the copper etching of covering of substrate surface, and its DIELECTRIC CONSTANT is 2.2, and substrate thickness is 0.508mm, and covering copper thickness is 0.07mm.
The every structured data of described metal SRR is:
a＝2.6mm，b＝5mm，d＝0.1mm，h＝2.2mm，l＝2.9mm，t1＝0.2mm，t2＝0.2mm，t3＝0.7mm，t4＝0.5mm；
Wherein a is the outside height, and b is outer edge lengths, and d is the width in crack and the height of platform, and h is the inner edge height, and l is interior ring length, and t1 is the symmetry axis width, and t2 is shared metallic walls width, and t3 is the outside width, and t4 is a berm width.
By test result as seen, resonator produces two resonance points near 15.4GHz and 21.0GHz, and-10dB bandwidth is respectively 700MH and 130MHz.Prior art has only a resonance point, and effect of the present invention obviously is better than prior art.
Claims (5)
1. dual-frequency microwave resonator comprises the metal SRR structure on substrate and the substrate, it is characterized in that, described metal SRR structure is made up of two rectangular metal rings of electric-SRR structure and electric-SRR structure both sides; Rectangular metal ring and electric-SRR structure have common metallic walls, and the rectangular metal ring is provided with aperture slots the relative edge of shared metallic walls.
2. dual-frequency microwave resonator as claimed in claim 1 is characterized in that, the aperture slots width of described rectangular metal ring equates with the inseam width of electric-SRR structure.
3. dual-frequency microwave resonator as claimed in claim 1 is characterized in that, described SRR structure is for axial symmetry and Y-axis are symmetrical arranged up and down.
4. dual-frequency microwave resonator as claimed in claim 1 is characterized in that, described metal SRR structure is formed by the copper etching of covering of substrate surface, and its DIELECTRIC CONSTANT is 2.2, and substrate thickness is 0.508mm, and covering copper thickness is 0.07mm.
5. dual-frequency microwave resonator as claimed in claim 1 is characterized in that, the every structured data of described metal SRR is:
a＝2.6mm，b＝5mm，d＝0.1mm，h＝2.2mm，l＝2.9mm，t1＝0.2mm，t2＝0.2mm，t3＝0.7mm，t4＝0.5mm；
Wherein a is the outside height, and b is outer edge lengths, and d is the width in crack and the height of platform, and h is the inner edge height, and l is interior ring length, and t1 is the symmetry axis width, and t2 is shared metallic walls width, and t3 is the outside width, and t4 is a berm width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010187933 CN101847772A (en) | 2010-05-31 | 2010-05-31 | Dual-frequency microwave resonator |
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| CN 201010187933 CN101847772A (en) | 2010-05-31 | 2010-05-31 | Dual-frequency microwave resonator |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102290637A (en) * | 2011-06-16 | 2011-12-21 | 电子科技大学 | Double-frequency absorber based on anisotropic medium theory |
| WO2012059741A1 (en) | 2010-11-01 | 2012-05-10 | University College Cardiff Consultants Limited | In-vivo monitoring with microwaves |
| CN105552565A (en) * | 2015-12-29 | 2016-05-04 | 武汉科技大学 | Polarized insensitive metamaterial microwave energy acquirer |
| CN106229640A (en) * | 2016-08-31 | 2016-12-14 | 重庆大学 | double-layer wideband microstrip antenna |
| CN106299557A (en) * | 2016-08-11 | 2017-01-04 | 电子科技大学 | Waveguide bandpass filter |
| CN109980326A (en) * | 2019-04-04 | 2019-07-05 | 南京工业大学 | Bandpass filter based on novel bimodulus resonance ring structure |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101072017A (en) * | 2006-05-11 | 2007-11-14 | 精工爱普生株式会社 | Split ring resonator bandpass filter, electronic device including said bandpass filter, and method of producing said bandpass filter |
| US20080165079A1 (en) * | 2004-07-23 | 2008-07-10 | Smith David R | Metamaterials |
-
2010
- 2010-05-31 CN CN 201010187933 patent/CN101847772A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080165079A1 (en) * | 2004-07-23 | 2008-07-10 | Smith David R | Metamaterials |
| CN101072017A (en) * | 2006-05-11 | 2007-11-14 | 精工爱普生株式会社 | Split ring resonator bandpass filter, electronic device including said bandpass filter, and method of producing said bandpass filter |
Non-Patent Citations (1)
| Title |
|---|
| 《Infrared,Millimeter,and Terahertz Waves,2009,IRMMW-THZ 2009》 20091231 Qi-Ye Wen et al. Strong and low-loss dual-resonant metamateiral in the terahertz regime 第1页第1栏倒数第2段至第2栏倒数第2段，图1（a）、1（b） 1-5 , * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012059741A1 (en) | 2010-11-01 | 2012-05-10 | University College Cardiff Consultants Limited | In-vivo monitoring with microwaves |
| CN103298399A (en) * | 2010-11-01 | 2013-09-11 | 加的夫大学学院咨询有限公司 | In-vivo monitoring with microwaves |
| US9408564B2 (en) | 2010-11-01 | 2016-08-09 | University College Cardiff Consultants Limited | In-vivo monitoring with microwaves |
| CN102290637A (en) * | 2011-06-16 | 2011-12-21 | 电子科技大学 | Double-frequency absorber based on anisotropic medium theory |
| CN102290637B (en) * | 2011-06-16 | 2014-03-26 | 电子科技大学 | Double-frequency absorber based on anisotropic medium theory |
| CN105552565A (en) * | 2015-12-29 | 2016-05-04 | 武汉科技大学 | Polarized insensitive metamaterial microwave energy acquirer |
| CN106299557A (en) * | 2016-08-11 | 2017-01-04 | 电子科技大学 | Waveguide bandpass filter |
| CN106229640A (en) * | 2016-08-31 | 2016-12-14 | 重庆大学 | double-layer wideband microstrip antenna |
| CN109980326A (en) * | 2019-04-04 | 2019-07-05 | 南京工业大学 | Bandpass filter based on novel bimodulus resonance ring structure |
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Application publication date: 20100929 |