CN207637995U - A kind of radiation linear array of stripline antenna battle array - Google Patents
A kind of radiation linear array of stripline antenna battle array Download PDFInfo
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- CN207637995U CN207637995U CN201721841780.8U CN201721841780U CN207637995U CN 207637995 U CN207637995 U CN 207637995U CN 201721841780 U CN201721841780 U CN 201721841780U CN 207637995 U CN207637995 U CN 207637995U
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- radiating doublet
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Abstract
The utility model provides a kind of radiation linear array of stripline antenna battle array, it is characterized in that, including radiating linear array ontology, the radiation linear array ontology includes upper radiating doublet layer, upper dielectric-slab layer, transmission network network layers, lower dielectric-slab layer and lower radiating doublet layer successively from top to bottom, SMA current feed terminals are provided at the transmission network network layers, the half-wavelength symmetrical dipole that the upper radiating doublet layer and lower radiating doublet layer are equidistantly arranged by 16 forms.Compared with conventional microstrip feeds vibrator type antenna, the utility model feeding network uses strip line form, avoids feeder line radiation loss, and antenna array efficiency is apparently higher than microstrip antenna, close with Waveguide slot battle array.
Description
Technical field
The utility model is related to a kind of antennas, more particularly to a kind of radiation linear array of stripline antenna battle array.
Background technology
Continuous wave radar has the characteristics that distance resolution is high, dynamic range of signals is big, strong antijamming capability, extensive use
In fields such as air traffic control, the monitoring of marine site ship, automobile collision preventings.
Traditional continuous wave radar antenna commonly uses three kinds of forms.The first is reflector antenna, and this antenna structure is simple,
Reliability is high, and batch production is at low cost, but bulky, is unfavorable for portable, and can only carry out mechanical scanning, processing speed
Slowly, radar function is limited.Therefore reflector antenna is usually used in the occasion of less demanding to radar performance.
Second is slotted waveguide antenna, and radiation efficiency is high, firm in structure reliable, it is easy to accomplish phased array electricity is swept
Retouch, be a kind of good continuous wave radar antenna form, applied than wide in millimeter wave band, but this antenna it is of high cost,
Quality is big, in X and its following wave band advantage unobvious.
The third is micro-strip array antenna.This antenna cost is very low, but there are feeder loss, and radiation efficiency is also low, special
It is not frequency applications, efficiency is very low.In addition, scanning angle is very limited when plane microstrip antenna is applied to phased array,
And after using vibrator type microstrip antenna, scanning angle can become larger, but cost advantage unobvious, and it is low to equally exist radiation efficiency
Problem.Therefore, micro-strip array antenna is generally used for requiring antenna efficiency relatively low inexpensive radar equipment.
Continuous wave radar antenna form used at present respectively has a feature, in engineer application, it would be desirable to have a kind of antenna form
Phased scanning characteristic is good, and radiation efficiency is high, and cost is relatively low, and can realize preferable receive-transmit isolation.
Utility model content
In view of this, the main purpose of the utility model is to provide a kind of radiation linear array of stripline antenna battle array.
The technical solution adopted in the utility model is：
A kind of radiation linear array of stripline antenna battle array, including radiation linear array ontology, the radiation linear array ontology is from top to bottom
Include upper radiating doublet layer, upper dielectric-slab layer, transmission network network layers, lower dielectric-slab layer and lower radiating doublet layer, the feedback successively
SMA current feed terminals are provided at power grid network layers.
Further, the upper radiating doublet layer and lower radiating doublet layer are all made of metal copper foil plate, if being provided with
Do half-wavelength symmetrical dipole arranged in a uniform, radiating element of the symmetrical dipole as antenna array.
Further, the half-wavelength that the upper radiating doublet layer and lower radiating doublet layer are equidistantly arranged by 16 is symmetrically shaken
Son composition, about 0.8 wavelength of the symmetrical dipole spacing.
Further, the upper dielectric-slab layer and lower dielectric-slab layer are all made of microwave low-loss dielectric-slab, play antenna linear array
Supporting role.
Further, the transmission network network layers use metal copper foil for substrate, are provided with level Four one-to-two power point
Orchestration.
The utility model has the following advantages：
1, radiation efficiency is high：Compared with conventional microstrip feeds vibrator type antenna, the utility model feeding network is using band-like
Line form avoids feeder line radiation loss, and antenna array efficiency is apparently higher than microstrip antenna, close with Waveguide slot battle array.
Description of the drawings
Fig. 1 is the radiation linear array hierarchical view of the utility model embodiment.
Fig. 2 is the radiation linear array front view of the utility model embodiment.
Specific implementation mode
The utility model is described in detail below in conjunction with attached drawing and specific embodiment, in the signal of this utility model
Property embodiment and explanation be used for explaining the utility model, but be not intended to limit the scope of the present invention.
If Fig. 2 gives radiation linear array front view, since this radiation linear array uses strip lines configuration, added by multilayer micro-strip plate
Work forms, and front view can only see the radiating doublet 111, upper dielectric-slab layer 112 and SMA current feed terminals 116 of top layer.
Fig. 1 is radiation linear array hierarchical view, and radiation linear array includes upper radiating doublet layer 111, upper dielectric-slab layer 112, feed
Network layer 113, lower dielectric-slab layer 114, lower radiating doublet layer 115, SMA current feed terminals 116.Upper radiating doublet layer 111 and lower spoke
It penetrates the half-wavelength symmetrical dipole that oscillator layer 115 is equidistantly arranged by 16 to form, about 0.8 wavelength of element spacing, radiating doublet
Layer is metal copper foil material, is process using corrosion or engraving process, effect is microwave radiation energy.Upper dielectric-slab layer
112 and lower dielectric-slab layer 114 be microwave low-loss dielectric board material, rise antenna linear array supporting role.Transmission network network layers 113 by
Level Four one-to-two power divider forms, and current feed phase is identical, and amplitude carries out antenna array pitching using Sidelobe Taylor distributions
Upper thread battle array is fed, and material is also metal copper foil, and corrosion or engraving process are process.
The utility model radiates linear array using ripe micro-strip plate printing technology processing, and batch conformity of production is good, at low cost.
Antenna array directly goes out SMA radio frequency interfaces, is directly connect with T/R components, avoids transferring, and can reduce cost.
The technical solution disclosed in the utility model embodiment is described in detail above, it is used herein specifically
Embodiment is expounded the principle and embodiment of the utility model embodiment, and the explanation of above example is only applicable to
Help understands the principle of the utility model embodiment；It is real according to the utility model meanwhile for those of ordinary skill in the art
Example is applied, the there will be changes in specific implementation mode and application range, in conclusion the content of the present specification should not be understood
For limitations of the present invention.
Claims (5)
1. a kind of radiation linear array of stripline antenna battle array, which is characterized in that including radiating linear array ontology, the radiation linear array ontology
Include upper radiating doublet layer, upper dielectric-slab layer, transmission network network layers, lower dielectric-slab layer and lower radiating doublet successively from top to bottom
Layer, SMA current feed terminals are provided at the transmission network network layers, the upper radiating doublet layer and lower radiating doublet layer are by between 16 etc.
Half-wavelength symmetrical dipole composition away from arrangement.
2. the radiation linear array of stripline antenna battle array according to claim 1, which is characterized in that the upper radiating doublet layer and
Lower radiating doublet layer is all made of metal copper foil plate, is provided with several half-wavelength symmetrical dipoles arranged in a uniform, described symmetrical
Radiating element of the oscillator as antenna array.
3. the radiation linear array of stripline antenna battle array according to claim 1, which is characterized in that the upper dielectric-slab layer is under
Dielectric-slab layer is all made of microwave low-loss dielectric-slab, plays the supporting role of antenna linear array.
4. the radiation linear array of stripline antenna battle array according to claim 1, which is characterized in that the transmission network network layers use
Metal copper foil is substrate, is provided with level Four one-to-two power divider.
5. the radiation linear array of stripline antenna battle array according to claim 1, which is characterized in that described, the symmetrical dipole
About 0.8 wavelength of spacing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721841780.8U CN207637995U (en) | 2017-12-26 | 2017-12-26 | A kind of radiation linear array of stripline antenna battle array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721841780.8U CN207637995U (en) | 2017-12-26 | 2017-12-26 | A kind of radiation linear array of stripline antenna battle array |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207637995U true CN207637995U (en) | 2018-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721841780.8U Expired - Fee Related CN207637995U (en) | 2017-12-26 | 2017-12-26 | A kind of radiation linear array of stripline antenna battle array |
Country Status (1)
| Country | Link |
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| CN (1) | CN207637995U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462042A (en) * | 2018-11-14 | 2019-03-12 | 广州合智瑞达科技有限公司 | A kind of vehicle anticollision radar array antenna and the circuit board equipped with the array antenna |
-
2017
- 2017-12-26 CN CN201721841780.8U patent/CN207637995U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109462042A (en) * | 2018-11-14 | 2019-03-12 | 广州合智瑞达科技有限公司 | A kind of vehicle anticollision radar array antenna and the circuit board equipped with the array antenna |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180720 Termination date: 20201226 |
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| CF01 | Termination of patent right due to non-payment of annual fee |