CN207967301U - A kind of slim high-gain broadband antenna - Google Patents
A kind of slim high-gain broadband antenna Download PDFInfo
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- CN207967301U CN207967301U CN201820153088.4U CN201820153088U CN207967301U CN 207967301 U CN207967301 U CN 207967301U CN 201820153088 U CN201820153088 U CN 201820153088U CN 207967301 U CN207967301 U CN 207967301U
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- 230000008878 coupling Effects 0.000 claims abstract description 23
- 238000010168 coupling process Methods 0.000 claims abstract description 23
- 238000005859 coupling reaction Methods 0.000 claims abstract description 23
- 230000003071 parasitic effect Effects 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 claims abstract description 20
- 239000006261 foam material Substances 0.000 claims abstract description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000010276 construction Methods 0.000 claims abstract description 4
- 239000011889 copper foil Substances 0.000 claims abstract description 4
- 239000000523 sample Substances 0.000 claims description 15
- 239000000463 material Substances 0.000 claims description 9
- 238000007731 hot pressing Methods 0.000 claims description 3
- 239000004831 Hot glue Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 19
- 239000002365 multiple layer Substances 0.000 abstract description 3
- 239000002184 metal Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 230000005855 radiation Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000011162 core material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005404 monopole Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 108010025899 gelatin film Proteins 0.000 description 1
- 125000005462 imide group Chemical group 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000024241 parasitism Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
A kind of slim high-gain broadband antenna of the utility model, the antenna use three-layer sandwich structure, specifically include and set gradually from top to bottom：First micro-strip paster antenna, high-performance foam material layer and the second micro-strip paster antenna；First micro-strip paster antenna is single side harden structure, including substrate one, intermediate rectangular patch one and parasitic couplings unit patch one；Second micro-strip paster antenna is two panel construction, including substrate two, intermediate rectangular patch two and parasitic couplings unit patch two；Second micro-strip paster antenna further includes ground connection copper foil.Broad-band antenna provided by the utility model is by using the first micro-strip paster antenna, high-performance PMI sponge layers, the second micro-strip paster antenna multiple-layer stacked, and first, second micro-strip paster antenna be all made of the modes of patch parasitic couplings and constitute, while the size that can meet broad-band antenna is superior, high-gain and broadband performance.
Description
Technical field
The utility model is related to a kind of antenna more particularly to a kind of slim high-gain broadband antennas, belong to antenna technology neck
Domain.
Background technology
Broad-band antenna diversification of forms, such as cone antenna, conical antenna, corrugated horn, log-periodic antenna, spiral
Antenna, monopole antenna etc., wherein：Certain antenna gains are high, broadband performance is good, but volume or size are big, such as：Corrugated horn
Antenna, log-periodic antenna etc.；Certain antenna broadband performances are good, small, but gain is not high, such as：Monopole antenna.Can be real
Existing high-gain, broad band performance, and can accomplish that size is small are broad-band antennas presently, there are a big technological difficulties.
Documents 1：CN104953268A discloses a kind of small size broad-band antenna, including metal micro-strip patch, metal connect
Floor and the dielectric-slab between the metal micro-strip patch, metal ground plate, dielectric-slab, which is equipped with, connects the metal micro-strip
The plated through-hole of patch, metal ground plate, metal micro-strip patch are rectangular, and four angles of metal micro-strip patch are respectively equipped with along it
Diagonal extended the first rectangular shaped slot, the second rectangular shaped slot, third rectangular shaped slot and the 4th rectangular shaped slot, four
Slot is vertically arranged.The small size broad-band antenna that this documents provides, belongs to a kind of circularly-polarized patch antenna, particular by
Vertically disposed four slots reduce antenna size, while can also increase operating bandwidth to a certain extent, but its broadband
It can be still limited.
Documents 2：CN202797270U discloses a kind of S-band miniaturization omnidirectional wideband antenna, including：Radiation patch,
Dielectric-slab, earth plate and coaxial cable；Radiation patch, dielectric-slab and earth plate are arranged in order from top to bottom, and shorting pin is from upper
And lower penetrating radiation patch, dielectric-slab and earth plate；Coaxial cable is located at below earth plate, coaxial cable crust and earth plate phase
Connection, coaxial cable inner core run through earth plate, dielectric-slab, are connected with radiation patch from bottom to top, form feed port.
The utility model is quasi- to be provided a kind of using multiple-layer stacked, patch parasitic couplings mode, and to reach, size is superior, Gao Zeng
The good broad-band antenna of benefit, broadband performance.
Utility model content
Good slim of superior, high-gain that the technical problem to be solved by the present invention is to provide a kind of sizes, broadband performance
High-gain broadband antenna.
In order to solve the above-mentioned technical problem, the utility model uses following technical scheme：
A kind of slim high-gain broadband antenna is provided, the antenna uses three-layer sandwich structure, specifically includes from top to bottom
It sets gradually：First micro-strip paster antenna, high-performance foam material layer and the second micro-strip paster antenna；
First micro-strip paster antenna be single side harden structure, including substrate one, setting substrate one close to high-performance steep
The intermediate rectangular patch one of foam material layer side and be arranged the both sides of intermediate rectangular patch one and in be symmetrically arranged parasitism
Coupling unit patch one；
Second micro-strip paster antenna be two panel construction, including substrate two, setting substrate two close to high-performance steep
The intermediate rectangular patch two of the side of foam material layer and be arranged the both sides of intermediate rectangular patch two and in be symmetrically arranged posting
Raw coupling unit patch two；Second micro-strip paster antenna further includes the ground connection copper foil being arranged in its other side.
Further,
The slim high-gain broadband antenna further includes back feed type probe, and the intermediate rectangular patch two is equipped with probe
The one end in hole, the back feed type probe is connect with probe aperture, other end outer signal circuit or signal wire.
Further,
The back feed type probe is set on the symmetry axis of intermediate rectangular patch two from two edge 0.08- of intermediate rectangular patch
At 0.12mm.
Further,
The intermediate rectangular patch one, the length of intermediate rectangular patch two and parasitic couplings unit patch one, parasitic couplings
The length of unit patch two is 0.45-0.55 times of guide wavelength.
Further,
Spacing is equipped between the intermediate rectangular patch one and parasitic couplings unit patch one.
Further,
Spacing is equipped between the intermediate rectangular patch two and parasitic couplings unit patch two.
Further,
Heat is passed sequentially through between first micro-strip paster antenna, high-performance foam material layer and the second micro-strip paster antenna
Melten gel film hot pressing is pasted.
Further,
The high-performance foam material layer is high-performance PMI sponge layers.
Further,
The substrate one, substrate two be Taconic (Tai Kangnike) plank, preferably TLX-8 series.
Dielectric constant can also be used close to 1 in PMI foamed materials, and the other materials that intensity is high, rigidity is good substitutes.
Polymethacrylimide (PMI) foam is a kind of cross-linking type hard structure type foamed material, is closed with 100%
The hole wall structure of pore structure, homogeneous cross-link can give its structural stability outstanding and excellent mechanical property, host molecule
Chain is C-C chains, and molecular side chain contains the foamed plastics of imide structure, can be manufactured by a variety of methods.The foamed plastics is current
The highest heat-resisting foamed plastics (180-240 DEG C) of strength and stiffness, disclosure satisfy that high temperature, high-pressure curing and prepeg process are wanted
It asks.There is good compatibility between various types resin, the core material being suitable as in high-performance sandwich uses,
Honeycomb, and isotropism can be replaced, be easy the cross sectional shape as variously-shaped complexity by mechanical processing, and
Without any freon, belong to ep-type material, fire protecting performance reaches the related standard such as FAR25.853 and AITM.
The beneficial effects of the utility model：
Broad-band antenna provided by the utility model by using the first micro-strip paster antenna, high-performance PMI sponge layers,
Second micro-strip paster antenna multiple-layer stacked, and the first, second micro-strip paster antenna is all made of the modes of patch parasitic couplings and constitutes,
Can meet simultaneously broad-band antenna size is superior, high-gain and broadband performance.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram of the slim high-gain broadband antenna of the utility model embodiment；
Fig. 2 is the standing wave pattern of the slim high-gain broadband antenna of the utility model embodiment；
Fig. 3 is the gain diagram of the slim high-gain broadband antenna of the utility model embodiment.
Specific implementation mode
Utility model is further illustrated with reference to embodiment and attached drawing, but is not limited to the model of the utility model
It encloses.
Embodiment 1
As shown in Figs. 1-3, the present embodiment provides a kind of slim high-gain broadband antenna, size is：56×50×10.5mm；
The antenna uses three-layer sandwich structure, specifically includes and sets gradually from top to bottom：First micro-strip paster antenna 1, high-performance bubble
Foam material layer 2 and the second micro-strip paster antenna 3；Hot melt adhesive film is passed sequentially through between each layer carries out hot pressing stickup.
First micro-strip paster antenna 1 be single side harden structure, including substrate 1, setting substrate 1 close to high-performance steep
The intermediate rectangular patch 1 of 2 side of foam material layer and be arranged the both sides of intermediate rectangular patch 1 and in be symmetrically arranged
Parasitic couplings unit patch 1；
Second micro-strip paster antenna 3 be two panel construction, including substrate 2 31, setting substrate 2 31 close to high-performance steep
The intermediate rectangular patch 2 32 of the side of foam material layer 2 and it is arranged in the both sides of intermediate rectangular patch 2 32 and in symmetrical row
The parasitic couplings unit patch 2 33 of row；Second micro-strip paster antenna 3 further includes that the ground connection copper foil in its other side is arranged (in figure
It is not shown).
Slim high-gain broadband antenna provided in this embodiment is fed using back feed type probe (not shown), in described
Between rectangular patch 2 32 be equipped with probe aperture 321, one end of the back feed type probe connect with probe aperture, other end outer signal
Circuit or signal wire.
Back feed type probe in the present embodiment is set on the symmetry axis of intermediate rectangular patch 2 32 from intermediate rectangular patch two
At 32 edge 1mm, as a preferred embodiment, setting isolated edge 0.08-0.12mm all can, specific elaborate position can be according to three
Dimension electromagnetic simulation software obtains.
Substrate 1, substrate 2 31 in described the present embodiment are all made of Taconic (Tai Kangnike) TLX-8 series of plates
Material, thickness are 60mil (mil, " mil ", i.e. mil are equal to 0.0254mm)；High-performance foam material layer 2 is adopted
With high-performance PMI sponge layers.
Slim high-gain broadband antenna provided in this embodiment, intermediate rectangular patch 1 and intermediate rectangular patch 2 32
Size is identical, if the length of L1, width W1；Parasitic couplings unit patch 1 and parasitic couplings unit patch 2 33
Size it is identical, if the length of L2, width W2；L1, L2 are each about 1/2 times of guide wavelength, preferably 0.45-
0.55 times, spacing W, intermediate square are equipped between intermediate rectangular patch 1 and the parasitic couplings unit patch 1 of its both sides setting
Spacing between shape patch 2 32 and the parasitic couplings unit patch 2 33 of its both sides setting is also W.
Broad-band antenna provided in this embodiment is in S-band, and design parameter L1, L2, W1, W2, W of antenna are by 3 D electromagnetic
Simulation software optimization design obtains；The thickness T of intermediate PMI high-performance foam material layers, design parameter are also imitated by 3 D electromagnetic
True software optimization design obtains.
As shown in Fig. 2, S-band broad-band antenna provided in this embodiment, voltage standing wave ratio<2, (voltage standing wave ratio, English
Full name Voltage Standing Wave Ratio, referred to as " VSWR ", general abbreviation " standing-wave ratio "), relative bandwidth 14%.
As shown in figure 3, S-band antenna provided in this embodiment, is 8.2dB~9.1dB with interior gain.
To sum up, the present embodiment is the good slim high-gain broadband antenna of a kind of superior size, high-gain, broadband performance.
As other preferred embodiments, dielectric constant can also be used close to 1 in PMI foamed materials, intensity is high, rigidity is good its
His material substitution.
Basic principles, main features, and advantages of the present invention has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, the utility model can also on the premise of not departing from the spirit and scope of the utility model
There are various changes and modifications, these various changes and improvements fall within the scope of the claimed invention.The utility model is wanted
Protection domain is asked to be defined by appended claims and its equivalent.
Claims (8)
1. a kind of slim high-gain broadband antenna, which is characterized in that
The antenna uses three-layer sandwich structure, specifically includes and sets gradually from top to bottom：First micro-strip paster antenna, high-performance
Sponge layer and the second micro-strip paster antenna；
First micro-strip paster antenna be single side harden structure, including substrate one, be arranged in substrate one close to high-performance foam material
The intermediate rectangular patch one of bed of material side and be arranged the both sides of intermediate rectangular patch one and in be symmetrically arranged parasitic couplings
Unit patch one；
Second micro-strip paster antenna be two panel construction, including substrate two, be arranged in substrate two close to high-performance foam material
The intermediate rectangular patch two of the side of the bed of material and be arranged the both sides of intermediate rectangular patch two and in be symmetrically arranged parasitic coupling
Close unit patch two；Second micro-strip paster antenna further includes the ground connection copper foil being arranged in its other side.
2. a kind of slim high-gain broadband antenna according to claim 1, which is characterized in that
The slim high-gain broadband antenna further includes back feed type probe, and the intermediate rectangular patch two is equipped with probe aperture, institute
The one end for stating back feed type probe is connect with probe aperture, other end outer signal circuit or signal wire.
3. a kind of slim high-gain broadband antenna according to claim 2, which is characterized in that
The back feed type probe is set on the symmetry axis of intermediate rectangular patch two from two edge 0.08-0.12mm of intermediate rectangular patch
Place.
4. a kind of slim high-gain broadband antenna according to claim 1-3 any one, which is characterized in that
Hot melt adhesive is passed sequentially through between first micro-strip paster antenna, high-performance foam material layer and the second micro-strip paster antenna
Film hot pressing is pasted.
5. a kind of slim high-gain broadband antenna according to claim 1-3 any one, which is characterized in that
The high-performance foam material layer is high-performance PMI sponge layers.
6. a kind of slim high-gain broadband antenna according to claim 1-3 any one, which is characterized in that
The intermediate rectangular patch one, the length of intermediate rectangular patch two and parasitic couplings unit patch one, parasitic couplings unit
The length of patch two is 0.45-0.55 times of guide wavelength.
7. a kind of slim high-gain broadband antenna according to claim 1-3 any one, which is characterized in that
Spacing is equipped between the intermediate rectangular patch one and parasitic couplings unit patch one；
Spacing is equipped between the intermediate rectangular patch two and parasitic couplings unit patch two.
8. a kind of slim high-gain broadband antenna according to claim 1-3 any one, which is characterized in that
The substrate one, substrate two be Taconic planks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820153088.4U CN207967301U (en) | 2018-01-30 | 2018-01-30 | A kind of slim high-gain broadband antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820153088.4U CN207967301U (en) | 2018-01-30 | 2018-01-30 | A kind of slim high-gain broadband antenna |
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| Publication Number | Publication Date |
|---|---|
| CN207967301U true CN207967301U (en) | 2018-10-12 |
Family
ID=63734224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820153088.4U Active CN207967301U (en) | 2018-01-30 | 2018-01-30 | A kind of slim high-gain broadband antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449573A (en) * | 2018-11-14 | 2019-03-08 | 深圳Tcl新技术有限公司 | Microstrip antenna and television set |
-
2018
- 2018-01-30 CN CN201820153088.4U patent/CN207967301U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109449573A (en) * | 2018-11-14 | 2019-03-08 | 深圳Tcl新技术有限公司 | Microstrip antenna and television set |
| US11581651B2 (en) | 2018-11-14 | 2023-02-14 | Shenzhen Tcl New Technology Co., Ltd. | Microstrip antenna and television |
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| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Slim high -gain broadband antenna Effective date of registration: 20191121 Granted publication date: 20181012 Pledgee: Bank of Changsha Co.,Ltd. Kaifu sub branch Pledgor: CHANGSHA SENSINTEL INFORMATION TECHNOLOGY CO.,LTD. Registration number: Y2019430000045 |
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Date of cancellation: 20201208 Granted publication date: 20181012 Pledgee: Bank of Changsha Co.,Ltd. Kaifu sub branch Pledgor: CHANGSHA SENSINTEL INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2019430000045 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A thin high gain broadband antenna Effective date of registration: 20201215 Granted publication date: 20181012 Pledgee: Bank of Changsha Co.,Ltd. Kaifu sub branch Pledgor: CHANGSHA SENSINTEL INFORMATION TECHNOLOGY Co.,Ltd. Registration number: Y2020980009278 |
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Date of cancellation: 20211223 Granted publication date: 20181012 Pledgee: Bank of Changsha Co.,Ltd. Kaifu sub branch Pledgor: CHANGSHA SENSINTEL INFORMATION TECHNOLOGY CO.,LTD. Registration number: Y2020980009278 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of utility model: A thin high gain broadband antenna Effective date of registration: 20211228 Granted publication date: 20181012 Pledgee: Bank of Changsha Co.,Ltd. Kaifu sub branch Pledgor: CHANGSHA SENSINTEL INFORMATION TECHNOLOGY CO.,LTD. Registration number: Y2021430000100 |
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Date of cancellation: 20230707 Granted publication date: 20181012 Pledgee: Bank of Changsha Co.,Ltd. Kaifu sub branch Pledgor: CHANGSHA SENSINTEL INFORMATION TECHNOLOGY CO.,LTD. Registration number: Y2021430000100 |