CN206379463U - A kind of printing vibrator array antenna module of integrated amplitude and phase monitoring network - Google Patents
A kind of printing vibrator array antenna module of integrated amplitude and phase monitoring network Download PDFInfo
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- CN206379463U CN206379463U CN201720001888.XU CN201720001888U CN206379463U CN 206379463 U CN206379463 U CN 206379463U CN 201720001888 U CN201720001888 U CN 201720001888U CN 206379463 U CN206379463 U CN 206379463U
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- antenna
- amplitude
- array antenna
- monitoring network
- phase monitoring
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Abstract
The utility model is related to a kind of radio wave reception, the printing vibrator array antenna module of the integrated amplitude and phase monitoring network of transmitting, and the module includes array antenna and amplitude and phase monitoring network two parts.Wherein array antenna is made up of the printed on both sides element antenna unit with parasitic band, and interior monitoring network is the form for publicly opening coupling aperture of strip line and microstrip line.The features such as Anneta module in the utility model has low compact conformation, cross polarization level, wide angle matching, large-angle scanning, solve the problem of antenna element cross polarization level component bigger than normal, amplitude and phase monitoring complicated network structure, it can be widely applied in radar or communication system, be particularly suitable for use in modern digital phased array radar system.
Description
One technical field
The invention belongs to Radar Antenna System field, it is related to a kind of printing vibrator array antenna of integrated amplitude and phase monitoring network
Module.
Two background technologies
The present invention is applied to modern digital phased array radar system, and modern digital phased-array radar requires that Anneta module should have
The characteristics of standby width angle matching, large-angle scanning, low-cross polarization level and amplitude and phase monitoring and function.Printed dipole antenna is due to knot
Structure is simple, excellent performance, handling ease turn into first choice.But scanning blind spot, shadow occurs in E Surface scans in printed dipole antenna
Ring its broadband scanning characteristic, it is general using plus the method for parasitism bar eliminate scanning blind spot, but in massive phased array, due to
Parasitic bar it is large number of, cause weight to increase and install complicated, be subject to certain restrictions in the application.(official is big, Sun Shao for document
State, X-band wideband microband dipole antenna, fire control radar technology, the 1st phase of volume 41, in March, 2012：63-66.), by parasitism
Bar is modified to parasitic band and is printed on dipole on coplanar, solves the drawbacks of parasitic bar installation difficulty weight is bigger than normal, still
The antenna element of the form has the problem of cross polarization is bigger than normal.Document (ten thousand great waves, Wang Feng, a kind of new molded breadth of strip line feed
Band printed dipole antenna, electronic measurement technique, the 12nd phase of volume 30, in December, 2007：22-25.) use printed on both sides oscillator
Form, its cross polarization level has obtained good suppression, but is due to the missing of parasitic band, and the wide angle of the unit form is swept
The ability of retouching is restricted.Amplitude and phase monitoring and the form of the integrated module of antenna element, pertinent literature are few.Document (Peng Yong, ten thousand length
Rather, Wu Hongchao, Xia Chenhai, the broadband and wideangle antenna element with coupling line integrated design, modern radar, the 9th phase of volume 36,
In September, 2014：It is 54-57.) that amplitude and phase monitoring network and antenna element is integrated, the characteristics of with compact conformation.The antenna element
The realization of the broadening function of E faces directional diagram uses the parasitic metal bar being installed on antenna-reflected plate, installs complicated weight
It is heavier, and the amplitude and phase monitoring network size is more huge.
In summary, it is at present that amplitude and phase monitoring network and printed dipole antenna is integrated also without preferable solution.This
The antenna element form that invention employs printed on both sides oscillator reduces cross polarization level component, employs the parasitic band of printing
Form enhance antenna large-angle scanning ability, mutually supervised using publicly realizing width in the form of perforate between microstrip line and strip line
The function of survey grid network, the characteristics of whole Anneta module has simple in construction and good electric characteristics.
Three content of the invention
For existing technical disadvantages, it is an object of the invention to provide a kind of printing vibrator of integrated amplitude and phase monitoring network
Array antenna module, amplitude and phase monitoring function is realized while improving antenna scanning ability.Specific structural design scheme is as follows：
A kind of printing vibrator array antenna module of integrated amplitude and phase monitoring network, includes printing vibrator array antenna, width
Phase monitoring network two parts.
Described printing vibrator array antenna is made up of two-sided element antenna unit, and antenna element employs strip line form
Balun feed；The left and right sides and top of antenna element respectively introduce a parasitic band, and all parasitic bands are respectively positioned on two-sided
In the interlayer of element antenna dielectric-slab, the certain media without parasitic band at the top of antenna element is cut off.
Described amplitude and phase monitoring network is located at array antenna side, employs in antenna feed strip line and amplitude and phase monitoring coupling
Close the mode for publicly opening coupling aperture of microstrip line.
The present invention is compared with art methods, and its advantage is：
1. the array antenna unit in the present invention employs E faces and the parasitic strips in H faces, has widened the matching of day line width angle
Whole antenna weights are reduced while with large-angle scanning ability, and parasitic band is conducive to enhancing between dielectric-slab interlayer
The adaptive capacity to environment of antenna.
2. the amplitude and phase monitoring network in the present invention employs the mode that coupling aperture is publicly opened between micro-strip and strip line, its
Amplitude and phase monitoring network is located at antenna radiation unit side, and volume significantly reduces with weight, with simple in construction, simple processing
Feature.
The present invention is described in further detail below in conjunction with the accompanying drawings.
Four brief description of the drawings
Fig. 1 is array antenna module overall appearance schematic diagram of the present invention.1 is printing vibrator array antenna, and 2 be width phase
Monitoring network.
Fig. 2 is antenna unit structure schematic diagram of the present invention.3 be antenna oscillator arm, and 4 be the parasitic band in H faces, and 5 be E faces
Parasitic band, 6 be feed Balun.
Fig. 3 is amplitude and phase monitoring schematic network structure.7 be coupling aperture, and 8 be strip line, and 9 be microstrip line.
Fig. 4 is antenna element active voltage standing-wave ratio in battle array.
Fig. 5 is the main polarization directional diagram in antenna element E faces and Cross polarization pattern.
Fig. 6 is the main polarization directional diagram in antenna element H faces and Cross polarization pattern.
Fig. 7 is each port coupling spirogram of amplitude and phase monitoring network.
Five embodiments
By embodiment, the present invention will be further described below in conjunction with the accompanying drawings.
One embodiment of the invention is integrated antenna module diagram as shown in Figure 1, and the module is by printing vibrator array day
Line 1 is constituted with amplitude and phase monitoring network 2.
Plane printing element antenna unit structural representation is referring to Fig. 2, and the antenna element is by oscillator arms 3, H faces parasitism band 4, E
Face parasitism band 5, feed Balun 6 and dielectric-slab composition.Oscillator arms are the printeds on both sides on dielectric-slab, so can be preferably
Suppress cross polarization level.H faces parasitism band 4, E faces parasitism band 5 and feed Balun 6 are located at the middle folder of antenna medium plate
In layer, to strengthen the three proofings ability of antenna element.Ground electricity of the E faces parasitism band by the way of plated through-hole is beaten with two-sided oscillator
Connection.H faces parasitism band 4, E faces parasitism band 5 is away from dielectric-slab edge certain distance, to protect parasitic band.Dielectric-slab is cut off
Blank parts without parasitic band and oscillator arms, alleviate the weight of Anneta module.
As shown in figure 3, being the amplitude and phase monitoring network portion of module in square frame.Amplitude and phase monitoring network is located at array antenna side
Face, mainly by microstrip line (coupling line) 9, strip line (antenna balun) 8 and coupling aperture 7 are constituted.Wherein coupling aperture 7 is located at micro-strip
In the middle of line 9 and strip line 8 publicly on, this coupling belongs to weak coupling mode, and coupling amount is about -33dB in frequency band, should
Coupling amount can change the big minor adjustment of coupling aperture according to actual needs.Fig. 7 gives a certain each coupling channel of module in frequency band
Survey the size of coupling amount.
Characteristic in battle array in order to obtain antenna element, 7 strip antenna modules is constituted the partial array of 7 × 8 scales.Fig. 4 is battle array
The passive voltage standing-wave ratio of middle antenna element, the passive standing-wave ratio of the antenna element is below 1.8 in 25% frequency band, the day
Line unit has good broadband character.Fig. 5, Fig. 6 are center frequency point f0Locate the radiation characteristic of antenna element, be E faces and H respectively
The main polarization and cross polarization radiations directional diagram in face.It can be seen that the application of parasitic band, E faces and unit in the battle array in H faces
Directional diagram 3dB ripples are wide to have reached more than 100 °, with good large-angle scanning ability.The cross polarization level of antenna element compared with
Low, E faces main polarization level relative with the cross polarization level in H faces can reach more than -35dB, and the cross-pole after group battle array
Changing level can also further reduce.
Claims (2)
1. a kind of printing vibrator array antenna module of integrated amplitude and phase monitoring network, including printing vibrator array antenna, width are mutually supervised
Survey grid network two parts, it is characterised in that：
Described printing vibrator array antenna is made up of two-sided element antenna unit, and two-sided element antenna unit is linear using banding
The balun feed of formula；
The parasitic band of each side introducing one of described two-sided element antenna unit, the parasitic band is located at two-sided oscillator
In the interlayer of antenna medium plate, parasitic band is electrically connected by the way of metallization via with two-sided oscillator；
Described two-sided element antenna unit introduces a parasitic band directly over oscillator arms, positioned at two-sided element antenna medium
In the interlayer of plate；
Described two-sided element antenna unit is by blank parts medium resection of the aerial head without printing vibrator with parasitic band；
Described amplitude and phase monitoring network is located at the side of printing vibrator array antenna, employs and feeds strip line and width phase in antenna
The mode for publicly opening coupling aperture of monitoring coupled microstrip line is realized.
2. a kind of printing vibrator array antenna module of integrated amplitude and phase monitoring network according to claim 1, its feature exists
In：The parasitic band of the antenna element edge certain distance away from antenna element dielectric-slab respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720001888.XU CN206379463U (en) | 2017-01-03 | 2017-01-03 | A kind of printing vibrator array antenna module of integrated amplitude and phase monitoring network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720001888.XU CN206379463U (en) | 2017-01-03 | 2017-01-03 | A kind of printing vibrator array antenna module of integrated amplitude and phase monitoring network |
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| Publication Number | Publication Date |
|---|---|
| CN206379463U true CN206379463U (en) | 2017-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720001888.XU Expired - Fee Related CN206379463U (en) | 2017-01-03 | 2017-01-03 | A kind of printing vibrator array antenna module of integrated amplitude and phase monitoring network |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106711597A (en) * | 2017-01-03 | 2017-05-24 | 中国船舶重工集团公司第七二四研究所 | Printed oscillator array antenna module integrating amplitude-phase monitoring network |
| CN110212303A (en) * | 2019-06-26 | 2019-09-06 | 青岛海信移动通信技术股份有限公司 | Array antenna and terminal |
| CN110380237A (en) * | 2019-07-20 | 2019-10-25 | 中国船舶重工集团公司第七二四研究所 | Ball grid array antenna monitoring device |
-
2017
- 2017-01-03 CN CN201720001888.XU patent/CN206379463U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106711597A (en) * | 2017-01-03 | 2017-05-24 | 中国船舶重工集团公司第七二四研究所 | Printed oscillator array antenna module integrating amplitude-phase monitoring network |
| CN110212303A (en) * | 2019-06-26 | 2019-09-06 | 青岛海信移动通信技术股份有限公司 | Array antenna and terminal |
| CN110380237A (en) * | 2019-07-20 | 2019-10-25 | 中国船舶重工集团公司第七二四研究所 | Ball grid array antenna monitoring device |
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| Date | Code | Title | Description |
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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: 20170804 Termination date: 20180103 |
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| CF01 | Termination of patent right due to non-payment of annual fee |