CN107134643A - Wearable microstrip antenna by substrate of denim - Google Patents
Wearable microstrip antenna by substrate of denim Download PDFInfo
- Publication number
- CN107134643A CN107134643A CN201710271216.5A CN201710271216A CN107134643A CN 107134643 A CN107134643 A CN 107134643A CN 201710271216 A CN201710271216 A CN 201710271216A CN 107134643 A CN107134643 A CN 107134643A
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- Prior art keywords
- paster
- substrate
- width
- length
- patch
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Classifications
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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
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
-
- 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)
- Details Of Aerials (AREA)
Abstract
The invention discloses a kind of Wearable microstrip antenna using denim as substrate.It includes substrate, impedance matching input transmission line, reverse U shape paster, dextrad opening U-shaped paster, U-shaped paster, earth plate；The upper surface of substrate is provided with impedance matching input transmission line, reverse U shape paster, dextrad opening U-shaped paster, U-shaped paster, the left end of impedance matching input transmission line is connected with the left end of substrate, the right-hand member that the left end of reverse U shape paster inputs transmission line with impedance matching is connected, right-hand member is connected with dextrad opening U-shaped paster upper right side, and dextrad opening U-shaped paster bottom righthand side is connected with reverse U shape paster upper right side；The lower surface of substrate is provided with earth plate, and its left end is connected with substrate left end.Size of the present invention is small, light weight, and denim material softness is easy to fit with human body, has a extensive future.
Description
Technical field
The present invention relates to antenna, more particularly to a kind of Wearable microstrip antenna using denim as substrate.
Background technology
With the development of science and technology, the research to the cordless communication network centered on human body is gradually heating up, it is wearable
Antenna is also one of them important research branch.Wearable antenna, as the term suggests it is exactly the single day that can be worn
Line or aerial network.Make before antenna, first have to determine what material to make antenna from.It is traditionally used for making day
The material of line is generally metal material, because the electric conductivity of metal material is fine.But for wearable antenna, metal material
Expect not necessarily optimal selection.Because wearable antenna has not only required preferable radiance, in addition it is also necessary to which it has one
Fixed pliability, is so just unlikely to bring inconvenience to user.It is at present medium substrate the characteristics of general wearable antenna
It is textile, conductive material is made up of conductive fabric, conductive metal wire either other conductive materials.In general, can wear
Wear the features such as antenna has low section, is easy to carry, is easy to keep conformal with human body.Wearable antenna is lightweight, easy for installation,
It can apply to a variety of occasions, the more short distance that must be for ISM band, i.e. bluetooth, wifi etc. centered on human body of working frequency range
From the working frequency range of wireless communication technology.Compared with conventional microwave antenna, the advantage of microstrip antenna has：Lightweight, small volume is cutd open
Face is low, with planar structure, and cost is low, and easily batch production, easily realizes two-band, dual polarization, can obtain unidirectional wide valve
Directional diagram etc..
The application prospect of wearable antenna very Worth Expecting, in fields such as medical treatment, physical culture, will all show its huge
Value.
The content of the invention
The present invention provides a kind of Wearable microstrip antenna using denim as substrate, and technical scheme is as follows：
Wearable microstrip antenna by substrate of denim, including substrate, impedance matching input transmission line, reverse U shape
Paster, dextrad opening U-shaped paster, U-shaped paster, earth plate；The upper surface of substrate inputs transmission line provided with impedance matching, fallen
U-shaped paster, dextrad opening U-shaped paster, U-shaped paster；The left end phase of the left end and substrate of impedance matching input transmission line
Even, the lower-left end of reverse U shape paster is connected with the upper right side that impedance matching inputs transmission line, the bottom righthand side of reverse U shape paster and
Dextrad opening U-shaped paster upper right side is connected, and dextrad opening U-shaped paster bottom righthand side is connected with U-shaped paster upper right side；Substrate
Lower surface be provided with earth plate, the left end of earth plate is connected with substrate left end.
Described substrate is cowboy's cloth material, and the length of substrate is 44.5mm~45.5, and width is 19.5mm~20.5mm,
Thickness is 0.6mm~0.7mm, and described impedance matching input transmission line is located at substrate lower end 6mm~7mm, impedance
It is 4.5mm~5.5mm with input length of transmission line, width is 1mm~2mm.The reverse U shape paster is by first left longitudinal rectangle
Paster, horizontal paster, first right longitudinal rectangular patch are sequentially connected with composition on first, and first left longitudinal rectangle patch length is
8mm~9mm, width is 1.5mm~2.5mm, and horizontal patch length is 31.5mm~32.5mm on first, width be 0.5mm~
1.5mm, first right longitudinal rectangle patch length 4.5mm~5.5mm, width are 4.5mm~5.5mm.The dextrad opening U-shaped
Paster is sequentially connected with and constituted by the second horizontal rectangular patch, the first middle part paster, the 3rd horizontal rectangular patch, the second horizontal rectangle
Patch length is 11mm~12mm, and width is 0.5mm~1.5mm, and the first middle part patch length is 6mm~7mm, and width is 4mm
~5mm, the 3rd horizontal rectangular patch length 11mm~12mm, width is 0.5mm~1.5mm.The U-shaped paster is right by second
Longitudinal rectangular patch, the 4th horizontal rectangular patch, second left longitudinal rectangular patch are sequentially connected with composition, second right longitudinal rectangle patch
Leaf length is 5mm~6mm, and width is 1.5mm~2.5mm, and the 4th horizontal rectangular patch length is 25.5mm~26.5mm, width
For 1.5mm~2.5mm, second left longitudinal rectangle patch length 9mm~10mm, width is 3.5mm~4.5mm.Described ground connection
Plate is made up of left side rectangular patch and right rectangular paster, and the length of left side rectangular patch is 7.5mm~8.5mm, and width is 1mm
~2mm, the length of right rectangular paster is 9.5mm~10.5mm, and width is 6.5mm~7.5mm.
Size of the present invention is small, light weight, and radiation characteristic is good, and denim material softness is easy to fit with human body, can cover
ISM band, has a extensive future.
Brief description of the drawings
Fig. 1 is the Facad structure figure of the Wearable microstrip antenna using denim as substrate；
Fig. 2 is the backside structure figure of the Wearable microstrip antenna using denim as substrate；
Fig. 3 is the return loss plot of the Wearable microstrip antenna using denim as substrate；
Fig. 4 is E face of the antenna in 2.45GHz, H surface radiation directional diagrams；
Fig. 5 is E face of the antenna in 5.8GHz, H surface radiation directional diagrams；
Embodiment
As shown in Fig. 1~2, a kind of Wearable microstrip antenna using denim as substrate.It includes substrate 1, rectangle
Impedance matching input transmission line 2, reverse U shape paster 3, dextrad opening U-shaped paster 4, U-shaped paster 5, earth plate 6；Substrate 1
Upper surface provided with impedance matching input transmission line 2, reverse U shape paster 3, dextrad opening U-shaped paster 4, U-shaped paster 5；Resistance
The left end of anti-matching input transmission line 2 is connected with the left end of substrate 1, and the lower-left end of reverse U shape paster 3 is inputted with impedance matching to be passed
The upper right side of defeated line 2 is connected, and the bottom righthand side of reverse U shape paster 3 is connected with the upper right side of dextrad opening U-shaped paster 4, dextrad opening
The bottom righthand side of U-shaped paster 4 is connected with the upper right side of U-shaped paster 5；The lower surface of substrate 1 is provided with earth plate 6, the left end of earth plate 6
It is connected with the left end of substrate 1.
Described substrate 1 is cowboy's cloth material, and length is 44.5mm~45.5, and width is 19.5mm~20.5mm, thickness
For 0.6mm~0.7mm.Described impedance matching input transmission line 2 is located at the lower end 6mm of substrate 1~7mm, impedance matching
It is 4.5mm~5.5mm to input the length of transmission line 2, and width is 1mm~2mm.Described reverse U shape paster 3 is by the first left longitudinal moment
Shape paster, horizontal paster, first right longitudinal rectangular patch are sequentially connected with composition on first, and first left longitudinal rectangle patch length is
8mm~9mm, width is 1.5mm~2.5mm, and horizontal patch length is 31.5mm~32.5mm on first, width be 0.5mm~
1.5mm, first right longitudinal rectangle patch length 4.5mm~5.5mm, width are 4.5mm~5.5mm.The dextrad opening U-shaped
Paster 4 is sequentially connected with and constituted by the second horizontal rectangular patch, the first middle part paster, the 3rd horizontal rectangular patch, the second horizontal square
Shape patch length is 11mm~12mm, and width is 0.5mm~1.5mm, and the first middle part patch length is 6mm~7mm, and width is
4mm~5mm, the 3rd horizontal rectangular patch length 11mm~12mm, width is 0.5mm~1.5mm.Described U-shaped paster 5 by
Second right longitudinal rectangular patch, the 4th horizontal rectangular patch, second left longitudinal rectangular patch are sequentially connected with composition, the second right longitudinal direction
Rectangular patch length is 5mm~6mm, and width is 1.5mm~2.5mm, the 4th horizontal rectangular patch length be 25.5mm~
26.5mm, width is 1.5mm~2.5mm, and second left longitudinal rectangle patch length 9mm~10mm, width is 3.5mm~4.5mm.
Described earth plate 6 is made up of left side rectangular patch and right rectangular paster, the length of left side rectangular patch for 7.5mm~
8.5mm, width is 1mm~2mm, and the length of right rectangular paster is 9.5mm~10.5mm, and width is 6.5mm~7.5mm.
Embodiment 1
In the present embodiment, also as previously described (Fig. 1~2), concrete structure is herein no longer for the structure of Wearable microstrip antenna
It is superfluous to chat.As shown in figs. 34, the design parameter of Wearable microstrip antenna is as follows：
Dielectric constant is selected to make substrate for 1.7 cowboy's cloth material, length is 45mm, and width is 20mm, and thickness is
0.65mm, described impedance matching input transmission line is located at the 6.5mm of substrate lower end, impedance matching input length of transmission line
For 5mm, width is 1.5mm.Described reverse U shape paster horizontal paster, first right side on first left longitudinal rectangular patch, first
Longitudinal rectangular patch is sequentially connected with composition, and first left longitudinal rectangle patch length is 8.5mm, and width is laterally to be pasted on 2mm, first
Leaf length is 32mm, and width is 1mm, and first right longitudinal rectangle patch length is 5mm, and width is 5mm.The dextrad opening U-shaped
Shape paster is sequentially connected with and constituted by the second horizontal rectangular patch, the first middle part paster, the 3rd horizontal rectangular patch, the second horizontal square
Shape patch length is 11.5mm, and width is 1mm, and the first middle part patch length is 6.5mm, and width is 4.5mm, the 3rd horizontal rectangle
Patch length 11.5mm, width is 1mm.Described U-shaped paster is pasted by second right longitudinal rectangular patch, the 4th horizontal rectangle
Piece, second left longitudinal rectangular patch are sequentially connected with composition, and second right longitudinal rectangle patch length is 5.5mm, and width is 2mm, the
Four horizontal rectangular patch length are 26mm, and width is 2mm, second left longitudinal rectangle patch length 9.5mm, and width is 4mm.It is described
Earth plate be made up of left side rectangular patch and right rectangular paster, the length of left side rectangular patch is 8mm, and width is 1.5mm,
The length of right rectangular paster is 10mm, and width is 7mm.The properties of Wearable microstrip antenna by substrate of denim
Index is tested using HFSS softwares, and the return loss plot of gained is as shown in Figure 3.As seen from the figure, below -10dB work
Make frequency range for 2.37GHz~2.98GHz, 5.69GHz~6.08GHz.What Fig. 4 showed by substrate of denim wearable declines
With E face of the antenna in 2.45GHz, H faces directional diagram, the Wearable microstrip antenna that Fig. 5 show using denim as substrate exists
E faces, H faces directional diagram during 5.8GHz, as seen from the figure, antenna radiation performance are good, with omni-directional.
Claims (7)
1. a kind of Wearable microstrip antenna using denim as substrate, it is characterised in that inputted including substrate (1), impedance matching
Transmission line (2), reverse U shape paster (3), dextrad opening U-shaped paster (4), U-shaped paster (5), earth plate (6)；Substrate (1)
Upper surface provided with impedance matching input transmission line (2), reverse U shape paster (3), dextrad opening U-shaped paster (4), U-shaped patch
Piece (5), the left end of impedance matching input transmission line (2) is connected with the left upper end of substrate (1), the lower-left end of reverse U shape paster (3)
The upper right side for inputting transmission line (2) with impedance matching is connected, bottom righthand side and the dextrad opening U-shaped paster of reverse U shape paster (3)
(4) upper right side is connected, and dextrad opening U-shaped paster (4) bottom righthand side is connected with U-shaped paster (5) upper right side；The lower surface of substrate
Provided with earth plate (6), the left end of earth plate (6) is connected with substrate (1) left end.
2. a kind of Wearable microstrip antenna using denim as substrate as claimed in claim 1, it is characterised in that described
Substrate (1) is cowboy's cloth material, and the length of substrate (1) is 44.5mm~45.5, and width is 19.5mm~20.5mm, and thickness is
0.6mm~0.7mm.
3. a kind of Wearable microstrip antenna using denim as substrate as claimed in claim 1, it is characterised in that described
Impedance matching input transmission line (2) is located at substrate (1) lower end 6mm~7mm, and its length is 4.5mm~5.5mm, width
For 1mm~2mm.
4. a kind of Wearable microstrip antenna using denim as substrate as claimed in claim 1, it is characterised in that described
Reverse U shape paster (3) horizontal paster, first right longitudinal rectangular patch on first left longitudinal rectangular patch, first are sequentially connected with
Composition, first left longitudinal rectangle patch length is 8mm~9mm, and width is that horizontal patch length is on 1.5mm~2.5mm, first
31.5mm~32.5mm, width is 0.5mm~1.5mm, first right longitudinal rectangle patch length 4.5mm~5.5mm, and width is
4.5mm~5.5mm.
5. a kind of Wearable microstrip antenna using denim as substrate as claimed in claim 1, it is characterised in that described
Dextrad opening U-shaped paster (4) is sequentially connected with by the second horizontal rectangular patch, the first middle part paster, the 3rd horizontal rectangular patch
Composition, the second horizontal rectangular patch length is 11mm~12mm, and width is 0.5mm~1.5mm, and the first middle part patch length is
6mm~7mm, width is 4mm~5mm, the 3rd horizontal rectangular patch length 11mm~12mm, and width is 0.5mm~1.5mm.
6. a kind of Wearable microstrip antenna using denim as substrate as claimed in claim 1, it is characterised in that the U-shaped
Shape paster (5) is sequentially connected with group by second right longitudinal rectangular patch, the 4th horizontal rectangular patch, second left longitudinal rectangular patch
Into second right longitudinal rectangle patch length is 5mm~6mm, and width is 1.5mm~2.5mm, and the 4th horizontal rectangular patch length is
25.5mm~26.5mm, width is 1.5mm~2.5mm, second left longitudinal rectangle patch length 9mm~10mm, and width is 3.5mm
~4.5mm.
7. a kind of Wearable microstrip antenna using denim as substrate as claimed in claim 1, it is characterised in that described
Earth plate (6) is made up of left side rectangular patch and right rectangular paster, and the length of left side rectangular patch is 7.5mm~8.5mm, wide
Spend for 1mm~2mm, the length of right rectangular paster is 9.5mm~10.5mm, and width is 6.5mm~7.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710271216.5A CN107134643A (en) | 2017-04-24 | 2017-04-24 | Wearable microstrip antenna by substrate of denim |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710271216.5A CN107134643A (en) | 2017-04-24 | 2017-04-24 | Wearable microstrip antenna by substrate of denim |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107134643A true CN107134643A (en) | 2017-09-05 |
Family
ID=59716099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710271216.5A Pending CN107134643A (en) | 2017-04-24 | 2017-04-24 | Wearable microstrip antenna by substrate of denim |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107134643A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100565640B1 (en) * | 2003-12-04 | 2006-03-29 | 엘지전자 주식회사 | Multi-band antenna for WLAN |
| KR20090054814A (en) * | 2007-11-27 | 2009-06-01 | 동신대학교산학협력단 | Multi band chip antenna for mobile communication terminal |
| CN201966320U (en) * | 2011-04-19 | 2011-09-07 | 石麓瑶 | Fabric microstrip antenna |
| CN203288758U (en) * | 2013-06-28 | 2013-11-13 | 中国计量学院 | Multi-rectangle microstrip antenna |
| CN103996898A (en) * | 2014-05-28 | 2014-08-20 | 天津大学 | Coplanar waveguide feed type wearable broadband patch antenna |
| CN104009290A (en) * | 2014-05-28 | 2014-08-27 | 天津大学 | Coplanar waveguide feed wearable patch antenna for ISM wave band |
| CN204243204U (en) * | 2014-12-11 | 2015-04-01 | 中国计量学院 | Four C shape ring windmill-shape microstrip antennas |
| US20160126633A1 (en) * | 2014-11-03 | 2016-05-05 | U.S. Army Research Laboratory Attn: Rdrl-Loc-I | Radio frequency anisotropic patch antenna and polarization selective surface |
-
2017
- 2017-04-24 CN CN201710271216.5A patent/CN107134643A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100565640B1 (en) * | 2003-12-04 | 2006-03-29 | 엘지전자 주식회사 | Multi-band antenna for WLAN |
| KR20090054814A (en) * | 2007-11-27 | 2009-06-01 | 동신대학교산학협력단 | Multi band chip antenna for mobile communication terminal |
| CN201966320U (en) * | 2011-04-19 | 2011-09-07 | 石麓瑶 | Fabric microstrip antenna |
| CN203288758U (en) * | 2013-06-28 | 2013-11-13 | 中国计量学院 | Multi-rectangle microstrip antenna |
| CN103996898A (en) * | 2014-05-28 | 2014-08-20 | 天津大学 | Coplanar waveguide feed type wearable broadband patch antenna |
| CN104009290A (en) * | 2014-05-28 | 2014-08-27 | 天津大学 | Coplanar waveguide feed wearable patch antenna for ISM wave band |
| US20160126633A1 (en) * | 2014-11-03 | 2016-05-05 | U.S. Army Research Laboratory Attn: Rdrl-Loc-I | Radio frequency anisotropic patch antenna and polarization selective surface |
| CN204243204U (en) * | 2014-12-11 | 2015-04-01 | 中国计量学院 | Four C shape ring windmill-shape microstrip antennas |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170905 |
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| RJ01 | Rejection of invention patent application after publication |