CN103606744B - Dual concentric opening circular patch antenna - Google Patents
Dual concentric opening circular patch antenna Download PDFInfo
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- CN103606744B CN103606744B CN201310547086.5A CN201310547086A CN103606744B CN 103606744 B CN103606744 B CN 103606744B CN 201310547086 A CN201310547086 A CN 201310547086A CN 103606744 B CN103606744 B CN 103606744B
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- paster
- rectangular metal
- patch
- substrate
- opening annulus
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Abstract
The invention discloses a dual concentric opening circular patch antenna which comprises a substrate, an outer opening ring patch, an inner opening ring patch, a round radiation patch, a short rectangular metal patch, a long rectangular metal patch, an impedance matching input transmission line, and a rectangular metal grounded plate. The upper surface of the substrate is provided with the outer opening ring patch, the inner opening ring patch, the round radiation patch, the short rectangular metal patch, the long rectangular metal patch, and the impedance matching input transmission line. The lower surface of the substrate is provided with the metal grounded plate. The opening of the outer opening ring patch is upward, and the opening of the inner opening ring patch is downward. The top of the long rectangular metal patch is connected with the round radiation patch. The bottom end of the long rectangular metal patch is connected with the inner side of the bottom of the outer opening ring patch. The top of the short rectangular metal patch is connected with the bottom end of the outer opening ring patch. The dual concentric opening circular patch antenna has the advantages of good radiation characteristic, low loss, simple structure, small size, convenient manufacture, and easy integration.
Description
Technical field
The present invention relates to antenna, particularly relate to a kind of two open circles ring attaching chip antenna with one heart.
Background technology
In the middle of communication system, the effect of antenna is very important.Antenna is defined as by Robert Webster dictionary: one for launching and accepting electromagnetic metal device; U.S. electric and EEA Eelectronic Eengineering Association (IEEE) to the standard definition of antenna are: the approach of a kind of acceptance and radiated electromagnetic wave.As can be seen from description above we, antenna is a kind of energy converter, and it by the electromagnetic wave on transmission line, can convert the electromagnetic wave propagated on air or transmission medium to; Equally, it also can by the electromagnetic waveform in air or in transmission medium on transmission line.In radio communication, navigation, broadcast, electronic countermeasures, the fields such as remote sensing, everyly relate to microwave communication, all will use antenna, can find out that the application of antenna is very widely.
Microstrip antenna is taught by Deschamps and is proposed in nineteen fifty-three, and he wished the energy emission that microstrip transmission line is propagated to be gone out at that time, and then created the concept of microstrip antenna.Microstrip antenna belongs to one dimension small size antenna, and the length and width size of antenna and wavelength are in general at the same order of magnitude, and the thickness of antenna only one of percentage having wavelength left and right.From twentieth century seventies, because microstrip antenna technical development is very fast, it also to become rapidly in antenna family independently branch, and meanwhile, first practical microstrip antenna is also made.From then on, people have dropped into a large amount of energy in this field, make microstrip antenna not only fast-developing in theory, and also achieve significant progress in engineer applied.
Summary of the invention
The invention provides a kind of two open circles ring attaching chip antenna with one heart, technical scheme is as follows:
Two concentric open circles ring attaching chip antenna comprises substrate, outward opening annulus paster, inner opening annulus paster, circular radiation paster, short rectangular metal paster, long rectangular metal paster, impedance matching input transmission line, rectangular metal ground plate; The upper surface of substrate is provided with outward opening annulus paster, inner opening annulus paster, circular radiation paster, short rectangular metal paster, long rectangular metal paster, impedance matching input transmission line; The lower surface of substrate is provided with rectangular metal ground plate; Outward opening annulus paster opening upwards, Open Side Down for inner opening annulus paster, and the top of long rectangular metal paster is connected with circular radiation paster, and the bottom of long rectangular metal paster is connected with the bottom inside of outward opening annulus paster; The top of short rectangular metal paster is connected with the bottom of outward opening annulus paster, the upper end that bottom and the impedance matching of short rectangular metal paster input transmission line is connected, the impedance matching input lower end of transmission line is connected with the bottom of substrate, be provided with inner opening annulus paster between outward opening annulus paster and circular radiation paster, the bottom of rectangular metal ground plate is connected with the bottom of substrate.
Described substrate is glass-epoxy material, and length and the width of substrate are 20mm ~ 22mm.The exradius of described outward opening annulus paster is 6.8mm ~ 7.0mm, and inner circle radius is 6.4mm ~ 6.6mm, and Opening length is 1.0mm ~ 1.5mm.The exradius of described inner opening annulus paster is 4.8mm ~ 5.0mm, and inner circle radius is 4.4mm ~ 4.6mm, and Opening length is 1.0mm ~ 1.5mm.The radius of described circular radiation paster is 3mm ~ 4mm.The length of described short rectangular metal paster is 1.2 mm ~ 1.3mm, and width is 0.4 mm ~ 0.6mm; The length of described long rectangular metal paster is 3.4 mm ~ 3.5mm, and width is 0.4 mm ~ 0.6mm.The length of described impedance matching input transmission line is 5mm ~ 6mm, and width is 1.5mm ~ 2.0mm.The length of described rectangular metal ground plate is 20mm ~ 22mm, and width is 5mm ~ 7mm.
It is good that two open circles ring attaching chip antenna with one heart of the present invention has radiation characteristic, and loss is low, and structure is simple, and size is little, easy to make, is convenient to the advantages such as integrated.
Accompanying drawing illustrates:
Fig. 1 is the Facad structure schematic diagram of two open circles ring attaching chip antenna with one heart;
Fig. 2 is the structure schematic diagram of two open circles ring attaching chip antenna with one heart;
Fig. 3 is the S parameter curve chart of two open circles ring attaching chip antenna with one heart;
Fig. 4 is the E surface radiation directional diagram of antenna when 3.02GHz;
Fig. 5 is the H surface radiation directional diagram of antenna when 3.02GHz.
Embodiment
As shown in Fig. 1 ~ 2, two concentric open circles ring attaching chip antenna comprises substrate 1, outward opening annulus paster 2, inner opening annulus paster 3, circular radiation paster 4, short rectangular metal paster 5, long rectangular metal paster 6, impedance matching input transmission line 7, rectangular metal ground plate 8; The upper surface of substrate 1 is provided with outward opening annulus paster 2, inner opening annulus paster 3, circular radiation paster 4, short rectangular metal paster 5, long rectangular metal paster 6, impedance matching input transmission line 7; The lower surface of substrate 1 is provided with rectangular metal ground plate 8; Outward opening annulus paster 2 opening upwards, Open Side Down for inner opening annulus paster 3, and the top of long rectangular metal paster 6 is connected with circular radiation paster 4, and the bottom of long rectangular metal paster 6 is connected with the bottom inside of outward opening annulus paster 2; The top of short rectangular metal paster 5 is connected with the bottom of outward opening annulus paster 2, the upper end that bottom and the impedance matching of short rectangular metal paster 5 input transmission line 7 is connected, the lower end of impedance matching input transmission line 7 is connected with the bottom of substrate 1, be provided with inner opening annulus paster 3 between outward opening annulus paster 2 and circular radiation paster 4, the bottom of rectangular metal ground plate 8 is connected with the bottom of substrate 1.
Described substrate 1 is glass-epoxy material, and length and the width of substrate 1 are 20mm ~ 22mm.The exradius of described outward opening annulus paster 2 is 6.8mm ~ 7.0mm, and inner circle radius is 6.4mm ~ 6.6mm, and Opening length is 1.0mm ~ 1.5mm.The exradius of described inner opening annulus paster 3 is 4.8mm ~ 5.0mm, and inner circle radius is 4.4mm ~ 4.6mm, and Opening length is 1.0mm ~ 1.5mm.The radius of described circular radiation paster 4 is 3mm ~ 4mm.The length of described short rectangular metal paster 5 is 1.2 mm ~ 1.3mm, and width is 0.4 mm ~ 0.6mm; The length of described long rectangular metal paster 6 is 3.4 mm ~ 3.5mm, and width is 0.4 mm ~ 0.6mm.The length of described impedance matching input transmission line 7 is 5mm ~ 6mm, and width is 1.5mm ~ 2.0mm.The length of described rectangular metal ground plate 8 is 20mm ~ 22mm, and width is 5mm ~ 7mm.
embodiment 1
Two concentric open circles ring attaching chip antenna:
Select dielectric constant be 4.4 glass-epoxy material make micro-belt substrate, thickness is 1.0mm.Length and the width of substrate are 20mm.The exradius of outward opening annulus paster is 6.8mm, and inner circle radius is 6.4mm, and Opening length is 1.0mm.The exradius of inner opening annulus paster is 4.8mm, and inner circle radius is 4.4mm, and Opening length is 1.0mm.The radius of circular radiation paster is 3mm.The length of short rectangular metal paster is 1.3mm, and width is 0.4 mm; The length of long rectangular metal paster is 3.5mm, and width is 0.4 mm.The length of impedance matching input transmission line is 5mm, and width is 1.5mm.The length of rectangular metal ground plate is 20mm, and width is 5mm.The property indices of two concentric open circles ring attaching chip antenna adopts CST software to test, and the S parameter curve of gained is as accompanying drawing 3.As seen from the figure, the working frequency range of below-10dB is 2.974GHz ~ 3.056GHz.Fig. 4-5 is depicted as the E face of antenna when 3.02GHz and H face directional diagram, and as seen from the figure, when frequency is 3.02GHz, gain is 3.0dBi, and half power lobe width is 89.3 °.
Claims (8)
1. a two open circles ring attaching chip antenna with one heart, is characterized in that comprising substrate (1), outward opening annulus paster (2), inner opening annulus paster (3), circular radiation paster (4), short rectangular metal paster (5), long rectangular metal paster (6), impedance matching input transmission line (7), rectangular metal ground plate (8); The upper surface of substrate (1) is provided with outward opening annulus paster (2), inner opening annulus paster (3), circular radiation paster (4), short rectangular metal paster (5), long rectangular metal paster (6), impedance matching input transmission line (7); The lower surface of substrate (1) is provided with rectangular metal ground plate (8); Outward opening annulus paster (2) opening upwards, Open Side Down for inner opening annulus paster (3), the top of long rectangular metal paster (6) is connected with circular radiation paster (4), and the bottom of long rectangular metal paster (6) is connected with the bottom inside of outward opening annulus paster (2); The top of short rectangular metal paster (5) is connected with the bottom of outward opening annulus paster (2), and long rectangular metal paster (6) and short rectangular metal paster (5) are located on the same line, the upper end that bottom and the impedance matching of short rectangular metal paster (5) input transmission line (7) is connected, the lower end of impedance matching input transmission line (7) is connected with the bottom of substrate (1), be provided with inner opening annulus paster (3) between outward opening annulus paster (2) and circular radiation paster (4), the bottom of rectangular metal ground plate (8) is connected with the bottom of substrate (1).
2. a kind of two open circles ring attaching chip antenna with one heart as claimed in claim 1, it is characterized in that described substrate (1) is glass-epoxy material, length and the width of substrate (1) are 20mm ~ 22mm.
3. a kind of two open circles ring attaching chip antenna with one heart as claimed in claim 1, it is characterized in that the exradius of described outward opening annulus paster (2) is 6.8mm ~ 7.0mm, inner circle radius is 6.4mm ~ 6.6mm, and Opening length is 1.0mm ~ 1.5mm.
4. a kind of two open circles ring attaching chip antenna with one heart as claimed in claim 1, it is characterized in that the exradius of described inner opening annulus paster (3) is 4.8mm ~ 5.0mm, inner circle radius is 4.4mm ~ 4.6mm, and Opening length is 1.0mm ~ 1.5mm.
5. a kind of two open circles ring attaching chip antenna with one heart as claimed in claim 1, is characterized in that the radius of described circular radiation paster (4) is 3mm ~ 4mm.
6. a kind of two open circles ring attaching chip antenna with one heart as claimed in claim 1, it is characterized in that the length of described short rectangular metal paster (5) is 1.2 mm ~ 1.3mm, width is 0.4 mm ~ 0.6mm; The length of described long rectangular metal paster (6) is 3.4 mm ~ 3.5mm, and width is 0.4 mm ~ 0.6mm.
7. a kind of two open circles ring attaching chip antenna with one heart as claimed in claim 1, it is characterized in that the length of described impedance matching input transmission line (7) is 5mm ~ 6mm, width is 1.5mm ~ 2.0mm.
8. a kind of two open circles ring attaching chip antenna with one heart as claimed in claim 1, it is characterized in that the length of described rectangular metal ground plate (8) is 20mm ~ 22mm, width is 5mm ~ 7mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310547086.5A CN103606744B (en) | 2013-11-07 | 2013-11-07 | Dual concentric opening circular patch antenna |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310547086.5A CN103606744B (en) | 2013-11-07 | 2013-11-07 | Dual concentric opening circular patch antenna |
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| Publication Number | Publication Date |
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| CN103606744A CN103606744A (en) | 2014-02-26 |
| CN103606744B true CN103606744B (en) | 2015-06-03 |
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| CN201310547086.5A Expired - Fee Related CN103606744B (en) | 2013-11-07 | 2013-11-07 | Dual concentric opening circular patch antenna |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943956B (en) * | 2014-05-15 | 2016-06-08 | 重庆大学 | A kind of double frequency-band Miniaturized Microstrip Antennas based on breach resonant ring |
| CN104966894A (en) * | 2015-07-01 | 2015-10-07 | 成都众易通科技有限公司 | Disc type vehicle-mounted GPS antenna |
| GB2572441B (en) * | 2018-03-29 | 2020-09-30 | Swisscom Ag | Laminar annular antenna arrangement with dual feeds for MIMO system operations |
| CN109638444B (en) * | 2019-01-03 | 2024-02-02 | 西交利物浦大学 | Annular antenna applied to wireless charging of implantable cardiac pacemaker |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202142638U (en) * | 2011-04-26 | 2012-02-08 | 肖丙刚 | Ultra wide band band-rejection antenna based on complementary diffractive-ring resonator |
| CN202712416U (en) * | 2012-03-01 | 2013-01-30 | 西安电子科技大学 | Ultra wideband antenna |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100917847B1 (en) * | 2006-12-05 | 2009-09-18 | 한국전자통신연구원 | Omni-directional planar antenna |
| CN201149899Y (en) * | 2008-01-18 | 2008-11-12 | 东南大学 | Multiple stop band ultra-broadband disc aerial for feeding coplanar waveguide |
| KR20120004188A (en) * | 2010-07-06 | 2012-01-12 | 삼성전기주식회사 | Antenna module |
| CN102820535A (en) * | 2012-05-15 | 2012-12-12 | 华南理工大学 | Near-field radio frequency identification (RFID) reader plane opening dual-ring antenna for ultra high frequency (UHF) band |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202142638U (en) * | 2011-04-26 | 2012-02-08 | 肖丙刚 | Ultra wide band band-rejection antenna based on complementary diffractive-ring resonator |
| CN202712416U (en) * | 2012-03-01 | 2013-01-30 | 西安电子科技大学 | Ultra wideband antenna |
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Address after: Simen Town Guangming Road 315470 Zhejiang city in Shaoxing Province, Yuyao City, No. 126 Patentee after: CHINA JILIANG UNIVERSITY Address before: Simen Town Guangming Road 315470 Zhejiang city in Shaoxing Province, Yuyao City, No. 126 Patentee before: China Jiliang University |
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Application publication date: 20140226 Assignee: Hangzhou Hongyan Intelligent Technology Co., Ltd. Assignor: CHINA JILIANG UNIVERSITY Contract record no.: 2017330000110 Denomination of invention: Dual concentric opening circular patch antenna Granted publication date: 20150603 License type: Exclusive License Record date: 20170726 |
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Granted publication date: 20150603 Termination date: 20171107 |
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