CN109728407A - Ultra-wideband wearable antenna - Google Patents
Ultra-wideband wearable antenna Download PDFInfo
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- CN109728407A CN109728407A CN201910036757.9A CN201910036757A CN109728407A CN 109728407 A CN109728407 A CN 109728407A CN 201910036757 A CN201910036757 A CN 201910036757A CN 109728407 A CN109728407 A CN 109728407A
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Abstract
The invention discloses a kind of ultra-wideband wearable antennas.It includes substrate, more notch shape patches, oblique rectangular slot, right rectangular patch, left rectangular patch, rectangular notch earth plate, lower rectangular slot；Wherein more notch shape patches, right rectangular patch, left rectangular patch are located at substrate face position, wherein left rectangular patch, right rectangular patch are arranged in the right and left of more notch shape patches, and tiltedly rectangular slot is located at the position among more notch shape patches on the lower；Rectangular notch earth plate is located at substrate back position, position of the lower rectangular slot among rectangular notch earth plate on the lower.The advantages that ultra-wideband wearable antenna of the invention has structure simple, and bandwidth, radiation characteristic is good, at low cost meets the application requirement in wearable wireless communication field.
Description
Technical field
The present invention relates in wearable wireless communications application technical field, and in particular to a kind of ultra-wideband wearable antenna.
Background technique
As one of field of antenna new antenna, wearable antenna has the characteristics of different from general antenna.Firstly, can
Wearing antenna is a kind of electronic equipment that can be implanted in clothing, and there is a variety of versions to be typically mostly used soft
Property material or textile material be made, the antenna designed in this way can be more easier to keep conformal with human body, and opposite
For it is more light, be also easy to carry.Secondly, wearable antenna is as one kind in conformal antenna, since it is attached to human body
Surface, it is also necessary to consider its influencing each other between human body.
Wearable antenna suffers from huge application value in fields such as medical treatment.It, can be day such as in terms of medical treatment
Line, sensor and Medical Devices are placed on human body together, the data transmission detected by day bundle of lines to the network terminal, with
Just patient body state can be monitored in real time in doctor, and especially in China with the increase of elderly population, wearable antenna is to old
The service of year people's health care is also highly to expect.With going deep into for research, wearable antenna will further develop
With grow up, have vast potential for future development.But existing antenna structure is complicated, size is larger, production is difficult, loss
Greatly, radiance is not good enough.Therefore there is an urgent need to develop, a kind of structure is simple, size is smaller, radiation characteristic is good, at low cost
New antenna meets the needs of practical application.
Summary of the invention
The purpose of the present invention is overcome the deficiencies of the prior art and provide a kind of ultra-wideband wearable antenna.
In order to achieve the above object, technical scheme is as follows:
A kind of ultra-wideband wearable antenna, including substrate, more notch shape patches, oblique rectangular slot, right rectangular patch, left square
Shape patch, rectangular notch earth plate, lower rectangular slot；Wherein more notch shape patches, right rectangular patch, left rectangular patch are located at square
The substrate face position of shape, wherein more notch shape patches are octagon, and respectively there are two the first rectangles to lack on two sides in left and right
Mouthful；Hollow out has oblique rectangular slot among more notch shape patches；It is connected on the bottom edge of more notch shape patches and more notch shape patches
The identical rectangle pommel of material, rectangle pommel also are located at substrate face position；Left rectangular patch, right rectangular patch are arranged in be lacked more
At left and right sides of the rectangle pommel of degree of lip-rounding patch, and the bottom edge of rectangle pommel, left rectangular patch, right rectangular patch with substrate bottom edge
Concordantly；Rectangular notch earth plate is affixed on substrate back position, and the second rectangular notch, bottom edge and substrate bottom edge are offered on top margin
Concordantly；Position of the lower rectangular slot hollow out among rectangular notch earth plate on the lower.
Following preferred embodiment can be used in each component design parameter in above scheme.
The substrate material therefor is polyester material, and the length of substrate is 50~52mm, and width is 40~42mm, thickness
For 1.6~1.8mm.
The length of more notch shape patches is 30~32mm, and width is 20~22mm；And each first rectangular notch
Shape size it is essentially equal, length is 4~6mm, and width is 2~4mm, and the rectangle pommel length of patch is 15~17mm, wide
Degree is 3~5mm.
The oblique rectangular slot length is 20~22mm, and width is 0.5~1.5mm, and the angle with substrate bottom edge is
45°。
The right rectangular patch, the shape size of left rectangular patch are essentially equal, and length is 17~19mm, width 4
~6mm.
The rectangular notch earth plate length is 40~42mm, and width is 12~14mm；Wherein second rectangular notch
Length is 6~8mm, and width is 4~6mm.
The lower rectangular slot length is 4~6mm, and width is 1~3mm.
The advantages that ultra-wideband wearable antenna of the invention has structure simple, and bandwidth, radiation characteristic is good, at low cost,
Meet the application requirement in wearable wireless communication field.
Detailed description of the invention
Fig. 1 is ultra-wideband wearable antenna front elevation；
Fig. 2 is ultra-wideband wearable antenna back view；
Fig. 3 is ultra-wideband wearable antenna return loss plot；
Fig. 4 is antenna face E, H surface radiation directional diagram in 2.4GHz；
Fig. 5 is antenna face E, H surface radiation directional diagram in 7GHz；
Fig. 6 is antenna face E, H surface radiation directional diagram in 12GHz；
Fig. 7 is the surface current figure of antenna patch in 2.4GHz；
Fig. 8 is the surface current figure of antenna patch in 7GHz；
Fig. 9 is the surface current figure of antenna patch in 12GHz.
Specific embodiment
As shown in Fig. 1~2, a kind of ultra-wideband wearable antenna, including substrate 1, more notch shape patches 2, oblique rectangular slot
3, right rectangular patch 4, left rectangular patch 5, rectangular notch earth plate 6, lower rectangular slot 7；Wherein more notch shape patches 2, right square
Shape patch 4, left rectangular patch 5 are located at 1 front position of substrate of rectangle, wherein more notch shape patches 2 are octagon, by rectangle four
Angle lacks, and respectively there are two first rectangular notches on two sides in left and right；The intermediate upper position hollow out of more notch shape patches 2
There is oblique rectangular slot 3, is an inclined rectangular slot；It is connected on the bottom edge of more notch shape patches 2 and more notch shape patches 2
The identical rectangle pommel of material, rectangle pommel also are located at 1 front position of substrate；Left rectangular patch 5, right rectangular patch 4 are arranged in
At left and right sides of the rectangle pommel of more notch shape patches 2, and the bottom edge of rectangle pommel, left rectangular patch 5, right rectangular patch 4 with
1 bottom edge of substrate is concordant；Rectangular notch earth plate 6 is affixed on 1 back position of substrate, offers the second rectangular notch, bottom on top margin
Side is concordant with 1 bottom edge of substrate；Position of lower 7 hollow out of rectangular slot among rectangular notch earth plate 6 on the lower.Except oblique rectangular slot
Outside 3, entire antenna is in left and right mirror symmetry.
The design parameter of each device is as follows: 1 material therefor of substrate is polyester material, the length of substrate is 50~
52mm, width is 40~42mm, with a thickness of 1.6~1.8mm.The length of more notch shape patches 2 is 30~32mm, width
For 20~22mm, (longest distance and width direction that the length and width of more notch shape patches refers respectively to its length direction are most
Over long distances, i.e., the length and width of the rectangle of quadrangle is not clipped)；And the shape size of each first rectangular notch is essentially equal,
Length is 4~6mm, and width is 2~4mm, and the rectangle pommel length of patch is 15~17mm, and width is 3~5mm.It is described
3 length of oblique rectangular slot be 20~22mm, width be 0.5~1.5mm, the angle with 1 bottom edge of substrate is 45 °.The right side
Rectangular patch 4, the shape size of left rectangular patch 5 are essentially equal, and length is 17~19mm, and width is 4~6mm.It is described
6 length of rectangular notch earth plate be 40~42mm, width be 12~14mm；Wherein the length of the second rectangular notch be 4~
6mm, width are 6~8mm.7 length of lower rectangular slot is 4~6mm, and width is 1~3mm.
Technical effect of the invention is illustrated below with reference to embodiment.
Embodiment 1
In the present embodiment, therefore the structure of ultra-wideband wearable antenna and each component shape are as described above, repeat no more.But
The design parameter of each component is as follows:
The substrate material therefor is polyester material, and the length of substrate is 50mm, width 40mm, with a thickness of 1.6mm.
The length of more notch shape patches is 30mm, width 20mm；Rectangular notch there are two each side, and each first
The shape size of rectangular notch is essentially equal, length 4mm, width 2mm, and the rectangle pommel length of patch is 15mm, width
For 3.9mm.The oblique rectangular slot length is 21mm, and width 1mm, the angle with substrate bottom edge is 45 °.The right square
Shape patch, the shape size of left rectangular patch are essentially equal, length 17.5mm, width 4mm.The rectangular notch ground connection
Plate length is 40mm, width 12.5mm, and long side is completely coincident with more notch shape patch bottom edges and substrate bottom edge, and top margin is opened
If the second rectangular notch length be 4mm, width 6mm.The lower rectangular slot length is 4mm, width 1mm.Fig. 3
It is ultra-wideband wearable antenna return loss plot.Fig. 4 is antenna face E, H surface radiation directional diagram in 2.4GHz.Fig. 5 is that antenna exists
The face E, H surface radiation directional diagram when 7GHz.Fig. 6 is antenna face E, H surface radiation directional diagram in 12GHz.Fig. 7 is antenna in 2.4GHz
When patch surface current figure.Fig. 8 is the surface current figure of antenna patch in 7GHz.Fig. 9 is antenna patch in 12GHz
Surface current figure.
Claims (7)
1. a kind of ultra-wideband wearable antenna, which is characterized in that including substrate (1), more notch shape patches (2), oblique rectangular slot
(3), right rectangular patch (4), left rectangular patch (5), rectangular notch earth plate (6), lower rectangular slot (7)；Wherein more notch shapes
Patch (2), right rectangular patch (4), left rectangular patch (5) are located at substrate (1) front position of rectangle, wherein more notch shape patches
It (2) is octagon, and respectively there are two first rectangular notches on two sides in left and right；The intermediate hollow out of more notch shape patches (2) has tiltedly
Rectangular slot (3)；Rectangle pommel identical with more notch shape patch (2) materials is connected on the bottom edge of more notch shape patches (2),
Rectangle pommel also is located at substrate (1) front position；Left rectangular patch (5), right rectangular patch (4) are arranged in more notch shape patches
(2) at left and right sides of rectangle pommel, and the bottom edge of rectangle pommel, left rectangular patch (5), right rectangular patch (4) with substrate (1)
Bottom edge is concordant；Rectangular notch earth plate (6) is affixed on substrate (1) back position, offers the second rectangular notch, bottom edge on top margin
It is concordant with substrate (1) bottom edge；Lower rectangular slot (7) hollow out is in the intermediate position on the lower of rectangular notch earth plate (6).
2. a kind of ultra-wideband wearable antenna as described in claim 1, it is characterised in that described substrate (1) material therefor is
Polyester material, the length of substrate are 50~52mm, and width is 40~42mm, with a thickness of 1.6~1.8mm.
3. a kind of ultra-wideband wearable antenna as described in claim 1, it is characterised in that more notch shape patches (2)
Length is 30~32mm, and width is 20~22mm；And the shape size of each first rectangular notch is essentially equal, length be 4~
6mm, width are 2~4mm, and the rectangle pommel length of patch is 15~17mm, and width is 3~5mm.
4. a kind of ultra-wideband wearable antenna as described in claim 1, it is characterised in that described oblique rectangular slot (3) length
For 20~22mm, width is 0.5~1.5mm, and the angle with substrate (1) bottom edge is 45 °.
5. a kind of ultra-wideband wearable antenna as described in claim 1, it is characterised in that the right rectangular patch (4), left
The shape size of rectangular patch (5) is essentially equal, and length is 17~19mm, and width is 4~6mm.
6. a kind of ultra-wideband wearable antenna as described in claim 1, it is characterised in that the rectangular notch earth plate (6)
Length is 40~42mm, and width is 12~14mm；Wherein the length of the second rectangular notch is 6~8mm, and width is 4~6mm.
7. a kind of ultra-wideband wearable antenna as described in claim 1, it is characterised in that described lower rectangular slot (7) length
For 4~6mm, width is 1~3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910036757.9A CN109728407A (en) | 2019-01-15 | 2019-01-15 | Ultra-wideband wearable antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910036757.9A CN109728407A (en) | 2019-01-15 | 2019-01-15 | Ultra-wideband wearable antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109728407A true CN109728407A (en) | 2019-05-07 |
Family
ID=66299146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910036757.9A Pending CN109728407A (en) | 2019-01-15 | 2019-01-15 | Ultra-wideband wearable antenna |
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|---|---|
| CN (1) | CN109728407A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112803165A (en) * | 2020-12-30 | 2021-05-14 | 无锡国芯微电子***有限公司 | Novel broadband single-layer patch antenna |
| WO2022213995A1 (en) * | 2021-04-09 | 2022-10-13 | 维沃移动通信有限公司 | Circuit board and electronic device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003258539A (en) * | 2002-03-06 | 2003-09-12 | Communication Research Laboratory | Microstrip antenna |
| CN105119046A (en) * | 2015-09-10 | 2015-12-02 | 合肥工业大学 | Compact-type 2.45GHz flexible wearable graphene antenna |
| CN106099329A (en) * | 2016-07-01 | 2016-11-09 | 天津大学 | A kind of isotropic wideband monopole sub antenna |
-
2019
- 2019-01-15 CN CN201910036757.9A patent/CN109728407A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003258539A (en) * | 2002-03-06 | 2003-09-12 | Communication Research Laboratory | Microstrip antenna |
| CN105119046A (en) * | 2015-09-10 | 2015-12-02 | 合肥工业大学 | Compact-type 2.45GHz flexible wearable graphene antenna |
| CN106099329A (en) * | 2016-07-01 | 2016-11-09 | 天津大学 | A kind of isotropic wideband monopole sub antenna |
Non-Patent Citations (1)
| Title |
|---|
| T. RAMA RAO ET AL: "Wideband wearable antenna for body wireless communications", 《2017 GLOBAL WIRELESS SUMMIT (GWS)》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112803165A (en) * | 2020-12-30 | 2021-05-14 | 无锡国芯微电子***有限公司 | Novel broadband single-layer patch antenna |
| WO2022213995A1 (en) * | 2021-04-09 | 2022-10-13 | 维沃移动通信有限公司 | Circuit board and electronic device |
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Application publication date: 20190507 |
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