CN103887603A - Minimized monopole antenna - Google Patents
Minimized monopole antenna Download PDFInfo
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- CN103887603A CN103887603A CN201410117882.XA CN201410117882A CN103887603A CN 103887603 A CN103887603 A CN 103887603A CN 201410117882 A CN201410117882 A CN 201410117882A CN 103887603 A CN103887603 A CN 103887603A
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- monopole antenna
- medium substrate
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- 230000005404 monopole Effects 0.000 title claims abstract description 19
- 230000005855 radiation Effects 0.000 claims abstract description 143
- 239000000758 substrate Substances 0.000 claims abstract description 28
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
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Abstract
The invention discloses a minimized monopole antenna which is characterized by comprising a dielectric substrate, a radiator, a grounding board and a feeder, wherein the dielectric substrate is rectangular and is provided with a front side and a back side which are opposite to each other, the radiator is printed on the front side, the dielectric substrate is provided with a top edge, a bottom edge, a left edge and a right edge, the radiator is composed of a first radiation part, a second radiation part, a third radiation part, a fourth radiation part, a fifth radiation part, a sixth radiation part, a seventh radiation part, an eighth radiation part, a ninth radiation part and a tenth radiation part, and all the radiation parts are rectangular. The minimized monopole antenna is compact in structure, small in size and capable of meeting performance requirements. Three electric signal paths in different lengths are formed by the radiator, the operation bandwidth can be effectively expanded, and therefore the minimized monopole antenna can be applied to various communication occasions. Furthermore, the wavy edges and hollowed-out structure of the grounding board enable a good impedance function to be realized.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of miniaturization monopole antenna.
Background technology
Along with the continuous progress of society, every aspect is more and more higher to the requirement of communication, forces mobile communications industry towards more wide future development, to bring more convenience to mobile subscriber.But existing communication network, in bringing convenience to user, has also increased the quantity of communication equipment, or the size of increase equipment, counter productive on cost and volume, all brought.
Summary of the invention
In order to overcome the deficiencies in the prior art, the object of the present invention is to provide a kind of miniaturization monopole antenna, realize compact monopole antenna and ensure the electrical property that it is good.
For addressing the above problem, the technical solution adopted in the present invention is as follows:
A kind of miniaturization monopole antenna, comprising: medium substrate, radiant body, ground plate and feed line, and described medium substrate is rectangle and has relative front and back, and described radiant body is printed in positive upper, and described ground plate is printed on the back side;
Described medium substrate has top margin, base, the left side and the right, and described radiant body is made up of the first Department of Radiation, the second Department of Radiation, the 3rd Department of Radiation, the 4th Department of Radiation, the 5th Department of Radiation, the 6th Department of Radiation, the 7th Department of Radiation, the 8th Department of Radiation, the 9th Department of Radiation and the tenth Department of Radiation and ten Departments of Radiation are rectangular configuration;
The center bottom of described the first Department of Radiation is connected with the top of the second Department of Radiation, the bottom of the second Department of Radiation is connected with the right-hand member of the 3rd Department of Radiation, the left end of the 3rd Department of Radiation is connected with the bottom of the 4th Department of Radiation, the top of the 4th Department of Radiation is connected with the left end of the 5th Department of Radiation, the right-hand member of the 5th Department of Radiation is connected with the left end middle part of the 6th Department of Radiation, the bottom of the second Department of Radiation is also connected with the left end of the 7th Department of Radiation, the right-hand member of the 7th Department of Radiation is connected with the bottom of the 8th Department of Radiation, the top of the 8th Department of Radiation is connected with the right-hand member of the 9th Department of Radiation, the left end of the 9th Department of Radiation is connected with the right-hand member middle part of the tenth Department of Radiation,
Described the first Department of Radiation is symmetrical set between top margin and the second Department of Radiation and with the axis of medium substrate, the length direction of the first Department of Radiation, the 3rd Department of Radiation and the 5th Department of Radiation is all parallel with top margin, and the length direction of the second Department of Radiation, the 4th Department of Radiation, the 6th Department of Radiation, the 8th Department of Radiation and the tenth Department of Radiation is all parallel with the left side;
Described feed line is that rectangular configuration and its length direction are parallel with the left side, and the top of feed line is connected with the bottom of described the second Department of Radiation, and the bottom of feed line length direction overlaps with the base of medium substrate.
The base of described ground plate overlaps with the base of medium substrate, the right and left of ground plate overlaps with the right and left of medium substrate respectively, and the top margin of ground plate is made up of two identical arc-shaped sides of radian and two arc-shaped sides are symmetrical arranged with respect to the axis of medium substrate.
The area of described ground plate accounts for the 20%-30% of backside area.
The midline position of described ground plate is provided with hollow out piece.
Described radiant body and ground plate are and cover copper metal structure.
The bottom of described feed line is connected with the heart yearn of a radio frequency connecting piece, and the bottom of described ground plate is connected with a ring flange, and the heart yearn of described radio frequency connecting piece is positioned at the center of described ring flange.
Compared to existing technology, beneficial effect of the present invention is: this miniaturization monopole antenna compact conformation, volume is little, and can keep its performance requirement, radiant body forms the electrical signal path of three road different lengths, and the bandwidth of effectively organizing work, is applied to multiple communication scenes, in addition, the wave edge of ground plate and engraved structure form good hindrance function.
Brief description of the drawings
Fig. 1 is the Facad structure figure of miniaturization monopole antenna of the present invention.
Fig. 2 is the structure figure of miniaturization monopole antenna of the present invention.
Embodiment
Below, by reference to the accompanying drawings and embodiment, the present invention is described further:
Fig. 1 and Fig. 2 show the preferred embodiments of the present invention, a kind of miniaturization monopole antenna, comprising: medium substrate 1, radiant body, ground plate 3 and feed line 9, and medium substrate 1 is for rectangle and have relative front and back, radiant body is printed in positive upper, and ground plate is printed on the back side.
The center bottom of the first Department of Radiation 30 is connected with the top of the second Department of Radiation 31, the bottom of the second Department of Radiation 31 is connected with the right-hand member of the 3rd Department of Radiation 32, the left end of the 3rd Department of Radiation 32 is connected with the bottom of the 4th Department of Radiation 33, the top of the 4th Department of Radiation 33 is connected with the left end of the 5th Department of Radiation 34, the right-hand member of the 5th Department of Radiation 34 is connected with the left end middle part of the 6th Department of Radiation 35, the bottom of the second Department of Radiation 31 is also connected with the left end of the 7th Department of Radiation 36, the right-hand member of the 7th Department of Radiation 36 is connected with the bottom of the 8th Department of Radiation 37, the top of the 8th Department of Radiation 37 is connected with the right-hand member of the 9th Department of Radiation 38, the left end of the 9th Department of Radiation 38 is connected with the right-hand member middle part of the tenth Department of Radiation 39,
The first Department of Radiation 30 is symmetrical set between top margin 21 and the second Department of Radiation 31 and with the axis of medium substrate 1, the length direction of the first Department of Radiation 30, the 3rd Department of Radiation 32 and the 5th Department of Radiation 34 is all parallel with top margin 21, and the length direction of the second Department of Radiation 31, the 4th Department of Radiation 33, the 6th Department of Radiation 35, the 8th Department of Radiation 37 and the tenth Department of Radiation 39 is all parallel with the left side 23;
Further, the first Department of Radiation 30 and the second Department of Radiation 31 are engraved structure, the first Department of Radiation 30 and the second Department of Radiation 31 form Article 1 path, the 3rd Department of Radiation 32, the 4th Department of Radiation 33, the 5th Department of Radiation 34 and the 6th Department of Radiation 35 form Article 2 path, the 7th Department of Radiation 36, the 8th Department of Radiation 37, the 9th Department of Radiation 38 and the tenth Department of Radiation 39 form Article 3 path, the radiant body being made up of above-mentioned three paths can form the electrical signal path of different length, make full use of the area of medium substrate 1, compact conformation, thereby organize work bandwidth, can be applicable to multiple communication scenes.
The base of ground plate 13 overlaps with the base 22 of medium substrate 1, the right and left of ground plate 13 overlaps with the right and left at the back side respectively, and the top margin of ground plate 13 is made up of two identical arc-shaped sides of radian and two arc-shaped sides are symmetrical arranged with respect to the axis of medium substrate.Further, the midline position of ground plate 13 is provided with hollow out piece 14, and hollow out piece 14 is positive relative position relation with feed line 9.Hollow out piece 14 forms electromagnetic resistivity effect well with arc-shaped side structure.
Radiant body and ground plate 13 are and cover copper metal structure, and the bottom of feed line 9 is connected with the heart yearn 10 of a radio frequency connecting piece, form signal excitation, realize radio communication; The bottom of ground plate 13 is connected with a ring flange 11, and the heart yearn 10 of radio frequency connecting piece is positioned at the center of ring flange 11.
To one skilled in the art, can be according to technical scheme described above and design, make other various corresponding changes and deformation, and within these all changes and deformation all should belong to the protection range of the claims in the present invention.
Claims (6)
1. a miniaturization monopole antenna, it is characterized in that, comprising: medium substrate, radiant body, ground plate and feed line, described medium substrate is rectangle and has relative front and back, described radiant body is printed in positive upper, and described ground plate is printed on the back side;
Described medium substrate has top margin, base, the left side and the right, and described radiant body is made up of the first Department of Radiation, the second Department of Radiation, the 3rd Department of Radiation, the 4th Department of Radiation, the 5th Department of Radiation, the 6th Department of Radiation, the 7th Department of Radiation, the 8th Department of Radiation, the 9th Department of Radiation and the tenth Department of Radiation and ten Departments of Radiation are rectangular configuration;
The center bottom of described the first Department of Radiation is connected with the top of the second Department of Radiation, the bottom of the second Department of Radiation is connected with the right-hand member of the 3rd Department of Radiation, the left end of the 3rd Department of Radiation is connected with the bottom of the 4th Department of Radiation, the top of the 4th Department of Radiation is connected with the left end of the 5th Department of Radiation, the right-hand member of the 5th Department of Radiation is connected with the left end middle part of the 6th Department of Radiation, the bottom of the second Department of Radiation is also connected with the left end of the 7th Department of Radiation, the right-hand member of the 7th Department of Radiation is connected with the bottom of the 8th Department of Radiation, the top of the 8th Department of Radiation is connected with the right-hand member of the 9th Department of Radiation, the left end of the 9th Department of Radiation is connected with the right-hand member middle part of the tenth Department of Radiation,
Described the first Department of Radiation is symmetrical set between top margin and the second Department of Radiation and with the axis of medium substrate, the length direction of the first Department of Radiation, the 3rd Department of Radiation and the 5th Department of Radiation is all parallel with top margin, and the length direction of the second Department of Radiation, the 4th Department of Radiation, the 6th Department of Radiation, the 8th Department of Radiation and the tenth Department of Radiation is all parallel with the left side;
Described feed line is that rectangular configuration and its length direction are parallel with the left side, and the top of feed line is connected with the bottom of described the second Department of Radiation, and the bottom of feed line length direction overlaps with the base of medium substrate.
2. miniaturization monopole antenna according to claim 1, it is characterized in that, the base of described ground plate overlaps with the base of medium substrate, the right and left of ground plate overlaps with the right and left of medium substrate respectively, and the top margin of ground plate is made up of two identical arc-shaped sides of radian and two arc-shaped sides are symmetrical arranged with respect to the axis of medium substrate.
3. miniaturization monopole antenna according to claim 1 and 2, is characterized in that, the area of described ground plate accounts for the 20%-30% of backside area.
4. miniaturization monopole antenna according to claim 1 and 2, is characterized in that, the midline position of described ground plate is provided with hollow out piece.
5. miniaturization monopole antenna according to claim 1, is characterized in that, described radiant body and ground plate are and cover copper metal structure.
6. miniaturization monopole antenna according to claim 1, it is characterized in that, the bottom of described feed line is connected with the heart yearn of a radio frequency connecting piece, and the bottom of described ground plate is connected with a ring flange, and the heart yearn of described radio frequency connecting piece is positioned at the center of described ring flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410117882.XA CN103887603B (en) | 2014-03-26 | 2014-03-26 | A kind of miniaturization monopole antenna |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410117882.XA CN103887603B (en) | 2014-03-26 | 2014-03-26 | A kind of miniaturization monopole antenna |
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| CN103887603A true CN103887603A (en) | 2014-06-25 |
| CN103887603B CN103887603B (en) | 2016-06-29 |
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| CN201410117882.XA Active CN103887603B (en) | 2014-03-26 | 2014-03-26 | A kind of miniaturization monopole antenna |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018126370A1 (en) * | 2017-01-05 | 2018-07-12 | 李万 | Micro-strip antenna element |
| WO2018126383A1 (en) * | 2017-01-05 | 2018-07-12 | 李万 | Communication oscillator |
| CN108565540A (en) * | 2018-05-30 | 2018-09-21 | 深圳市道通智能航空技术有限公司 | Antenna and unmanned vehicle |
| WO2018184370A1 (en) * | 2017-04-07 | 2018-10-11 | 深圳市景程信息科技有限公司 | Stepped and slotted tri-mode wide-band antenna using microstrip feed |
| CN109301471A (en) * | 2018-10-30 | 2019-02-01 | 中国铁路总公司 | A kind of miniature ultra wide band microstrip antenna applied to railway communication field |
| CN109758147A (en) * | 2018-12-06 | 2019-05-17 | 南方科技大学 | Non-invasive Apparatus of Microwave Imaging |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018126370A1 (en) * | 2017-01-05 | 2018-07-12 | 李万 | Micro-strip antenna element |
| WO2018126383A1 (en) * | 2017-01-05 | 2018-07-12 | 李万 | Communication oscillator |
| WO2018184370A1 (en) * | 2017-04-07 | 2018-10-11 | 深圳市景程信息科技有限公司 | Stepped and slotted tri-mode wide-band antenna using microstrip feed |
| CN108565540A (en) * | 2018-05-30 | 2018-09-21 | 深圳市道通智能航空技术有限公司 | Antenna and unmanned vehicle |
| CN108565540B (en) * | 2018-05-30 | 2024-04-09 | 深圳市道通智能航空技术股份有限公司 | Antenna and unmanned aerial vehicle |
| CN109301471A (en) * | 2018-10-30 | 2019-02-01 | 中国铁路总公司 | A kind of miniature ultra wide band microstrip antenna applied to railway communication field |
| CN109758147A (en) * | 2018-12-06 | 2019-05-17 | 南方科技大学 | Non-invasive Apparatus of Microwave Imaging |
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| Publication number | Publication date |
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| CN103887603B (en) | 2016-06-29 |
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Effective date of registration: 20180427 Address after: 510000 room 2601, Baodi square, 83 Pazhou Road, Haizhuqu District, Guangzhou, Guangdong. Patentee after: Guangdong Dahua Zhi Technology Co.,Ltd. Address before: 510000 room 2001, Huaxia Road, Tianhe District, Guangzhou, Guangdong, 2001 Patentee before: Guangzhou Song Communication Technology Co.,Ltd. |
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Denomination of invention: A miniaturized monopole antenna Effective date of registration: 20220509 Granted publication date: 20160629 Pledgee: China Minsheng Banking Corp Guangzhou branch Pledgor: Guangdong Zhishi Digital Technology Co.,Ltd. Registration number: Y2022980005208 |
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Denomination of invention: A miniaturized monopole antenna Granted publication date: 20160629 Pledgee: Industrial Bank Co.,Ltd. Guangzhou Wuyang Branch Pledgor: Guangdong Zhishi Digital Technology Co.,Ltd. Registration number: Y2024980012494 |