CN201655967U - Ridged waveguide tube array antenna - Google Patents
Ridged waveguide tube array antenna Download PDFInfo
- Publication number
- CN201655967U CN201655967U CN2010200011982U CN201020001198U CN201655967U CN 201655967 U CN201655967 U CN 201655967U CN 2010200011982 U CN2010200011982 U CN 2010200011982U CN 201020001198 U CN201020001198 U CN 201020001198U CN 201655967 U CN201655967 U CN 201655967U
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- waveguide
- array antenna
- rib
- pipe array
- slotted eye
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Abstract
The utility model discloses a ridged waveguide tube array antenna, which comprises a vertical polarization ridged waveguide tube array antenna and a horizontal polarization ridged waveguide tube array antenna and also a waveguide tube body; wherein, at least one side of the waveguide tube body is defined with a vertical axis; at least one side of the waveguide tube body is provided with a plurality of first slots and second slots; at least one side of the waveguide tube body is provided with a ridged waveguide tube; the ridged waveguide tube includes two ridged parts opened oppositely and alternately; the ridged parts extend towards the vertical axis of the waveguide tube body. The ridged waveguide tube array antenna is applied to the typical high power. Due to the adoption of the matching among the ridged waveguide tube, the first slots and the second slots, the uniform radiation field is gotten and the antenna size is reduced.
Description
Technical field
The utility model relates to a kind of rib waveguide pipe array antenna.
Background technology
General existing conduit array antenna can be divided into two kinds of perpendicular polarization and horizontal polarizations at least.Figure 1A is a kind of perpendicular polarization waveguide array antenna 100, comprise waveguide slotted eye 110, signal is propagated to the direction (being the z-axle) of the longitudinal axis 112 along waveguide slotted eye 110, and in the lateral length of the longitudinal axis 112, this waveguide pipe slotted eye 110 mainly comprises width 113 (promptly along the x-axle) and height 114 (promptly along the y-axles), and the low frequency frequency of this waveguide array antenna 100 is by width 113 decisions.Generally speaking, this width 113 is generally 0.5 λ wavelength length, wherein waveguide slotted eye 110 comprises most edges slotted eye 122,124, each angle α is divided into anodal and negative pole angle with respect to height 114 axial directions, and the top of the waveguide array antenna 100 of this perpendicular polarization has a lid 130.
See also Figure 1B again, Figure 1B is depicted as the waveguide array antenna 100 of perpendicular polarization at the field of Figure 1A shape figure, comprises orientation radiation field shape 152 and field, elevation angle shape 154 among this shape figure, and as shown in the figure, field, azimuth shape 152 shows the variable quantity of 8dB.
The waveguide array antenna 200 of horizontal polarization is shown in Fig. 2 A, the signal of waveguide slotted eye 210 is propagated to the longitudinal axis 212 (being the z-axle) along waveguide body slotted eye 210, and the low frequency frequency of the waveguide array antenna 200 of this horizontal polarization is defined by width 213 sizes, general 0.5 λ that is of a size of, and waveguide slotted eye 210 further includes several vertical slotted eyes 220, and each slotted eye 220 defines with the off center line longitudinal axis 212 distance ± d, its adjacent slotted eye 220 is staggered along center line, and has a lid 230 on the top of the waveguide array antenna 200 of this horizontal polarization.
Fig. 2 B is depicted as the radiation field shape of horizontal polarization waveguide array antenna 200 in Fig. 2 A, comprises orientation radiation field shape 252 and field, elevation angle shape 254 among this shape figure, and as shown in the figure, field, azimuth shape 252 shows the variable quantity of 4dB.
Above-mentioned perpendicular polarization waveguide array antenna 100 has very big variation with the waveguide array antenna 200 of horizontal polarization in the scope that radiation field shape orientation is contained, and that is to say that very big variation is arranged on the scope that horizontal signal is being contained on user's the position; Therefore, when high power transmitter or high-gain aerial emission level signal offer each user, the restriction that can be correlated with because variable quantity is big, though general slotted eye array antenna be adapted at high power transmission and receive using, can't application deployment in the zone that needs homogeneity to contain.
The utility model content
Main purpose of the present utility model is to disclose a kind of rib waveguide pipe array antenna, to obtain consistent radiation field shape and to dwindle antenna volume.
For reaching above-mentioned purpose, the disclosed rib waveguide pipe of the utility model array antenna includes the waveguide body, this waveguide body defines on one side at least the longitudinal axis, and one side at least of this waveguide body is provided with first and second slotted eye of plural number, and one side at least of this waveguide body is provided with the rib waveguide pipe, this rib waveguide pipe comprises relative and isolated two one ridge, and one ridge is extended to the longitudinal axis of waveguide body.
Above-mentioned rib waveguide pipe array antenna comprises perpendicular polarization rib waveguide pipe array antenna and horizontal polarization rib waveguide pipe array antenna, can be applicable on the typical high power, and utilize the cooperation of rib waveguide pipe, first and second slotted eye, and can obtain consistent radiation field shape, and can have the effect of dwindling antenna volume simultaneously.
Description of drawings
Figure 1A is the waveguide array antenna figure of existing perpendicular polarization.
Figure 1B is the orientation radiation field shape figure of Figure 1A.
Fig. 2 A is the waveguide array antenna figure of existing level polarization.
Fig. 2 B is the orientation radiation field shape figure of Fig. 2 A.
Fig. 3 A is the schematic diagram of the utility model perpendicular polarization rib waveguide pipe array antenna.
Fig. 3 B is the vertical view of the utility model perpendicular polarization rib waveguide pipe array antenna.
Fig. 3 C is the side-looking and the vertical view of the utility model perpendicular polarization rib waveguide pipe array antenna.
Fig. 3 D is the orientation radiation field shape and field, the elevation angle shape figure of the utility model perpendicular polarization rib waveguide pipe array antenna.
Fig. 4 A is the schematic diagram of the utility model horizontal polarization rib waveguide pipe array antenna.
Fig. 4 B is the vertical view of the utility model horizontal polarization rib waveguide pipe array antenna.
Fig. 4 C is the orientation radiation field shape and field, the elevation angle shape figure of the utility model horizontal polarization rib waveguide pipe array antenna.
Fig. 4 D be the utility model horizontal polarization rib waveguide pipe array antenna display condition θ=90 °,
Schematic diagram.
Fig. 4 E be the utility model horizontal polarization rib waveguide pipe array antenna display condition θ=90 °,
Schematic diagram.
Specific embodiment
Below in conjunction with Figure of description embodiment of the present utility model is done detailed description.Obviously, described embodiment only is a part of embodiment of the present utility model, and other embodiment that those skilled in the art is obtained under the prerequisite of not paying creative work belongs to protection range of the present utility model.
See also Fig. 3 A～Fig. 3 D, perpendicular polarization rib waveguide pipe array antenna 300 of the present utility model includes waveguide body 310, reaches first and second slotted eye 322,324 that plural number is located at waveguide body 3.10 sides, and the signal of this antenna 300 is that the direction of the longitudinal axis 312 (being the z-axle) towards waveguide body 310 is carried out radiation; Wherein the waveguide opening 315 of this waveguide body 310 consists predominantly of width dimensions 313 (being the x-axle) and height dimension 314 (being the y-axle), and the low frequency of these perpendicular polarization rib waveguide pipe array antenna 300 frequency bands is defined by width dimensions 313, and this width dimensions 313 is less than 0.5 λ; The angle of first and second slotted eye 322,324 of this waveguide body 310 is the axial locations with respect to height dimension 314, and extend on the both sides along waveguide body 310, and be divided into angle direction anodal and negative pole, and each first and second slotted eye 322,324 is the whole outside that extends to waveguide body 310 on each limit of waveguide body 310 (promptly extend to waveguide body 310 whole limits around), and this waveguide body 310 is a rectangular waveguide body, and the top of this perpendicular polarization rib waveguide pipe array antenna 300 is provided with a lid 330.
This waveguide body 310 is by predetermined width dimensions 313 and height dimension 314 definition waveguide opening 315 to be arranged, and the width dimensions of this waveguide opening 315 is usually less than 1/2nd wavelength, and also has rib waveguide pipe 318 on this waveguide body 310, this rib waveguide pipe 318 is to be located on the waveguide body 310 along height dimension 314 axis and inner surperficial 310a, and rib waveguide pipe 318 is by two corresponding one ridge 318a, 318b forms in waveguide body 310 along the extension of longitudinal axis center line, and this corresponding one ridge 318a, 318b produces two waveguide 310b, 310c, its width dimensions 313 is 0.34 λ, height dimension 314 is 0.28 λ, and one ridge 318a, 318b width (horizontal size) is 0.073 λ, spacing 0.035 λ separately, and its sectional dimension 310b, 310c equals 0.31 λ x0.134 λ, make ridge 318a that these two intervals separate and 318b provide capacitive coupling effect (and can also reach the effect that physical dimension is dwindled) along the longitudinal axis 312 center lines of waveguide body 310, and as shown in the figure, two one ridge 318a of this rib waveguide pipe 318,318b is relative and spaced apart, be equal to microwave effect (being constituted) by surface current, in addition can also other method finish this technology, for example: on the inner edge of waveguide body 310, be provided with corresponding and extend to the bottom one ridge, desirable (e.g., electric capacity) coupling effect can be provided according to this.In addition, this waveguide body 310 more comprises two side 311a, 311c and two adjacent side 311b, 311d, make the axle of the angle of each first and second slotted eye 322,324 with respect to height dimension 314, and each first and second slotted eye 322,324 extends in two side 311a, 311c of waveguide body 310, but not angle part (with respect to width dimensions 313) is along two adjacent side 311b, 311d extending waveguide body 310; Again first slotted eye 322 with the angle of inclination at β forward angle be located at height dimension 314 the axle online, and second slotted eye 324 with the angle of inclination of β reflex angle be located at height dimension 314 the axle online, and the β changing value at this angle of inclination is 0 degree～90 degree, normally the boundary is between 0 degree～45 degree, furthermore, this inclination angle beta is 23 degree, shown in Fig. 3 C, each first and second slotted eye 322,324 complementary angle be 23 the degree favour height dimension 314 the axle online, and each first and second slotted eye 322,324 width 0.07 λ is the distance of interval 0.65 λ, and terminal lid 330 originates in the distance that the position at nearest center is spaced apart 0.325 λ, allow this perpendicular polarization rib waveguide pipe array antenna 300 each first and second slotted eye 322,324 total length is 2.925 λ, certainly also can use required and with different slotted eye numbers improvement design in addition according to reality; And each first and second slotted eye 322,324 extends on 310 4 faces of waveguide body, and distance approaches 0.5 λ, and then makes the reduced cross-sectional area of waveguide body 310.
For another example shown in Fig. 3 D, the orientation radiation field shape 352 of this perpendicular polarization rib waveguide pipe array antenna 300 shows that field deformation amount in the elevation angle is less than 1dB, variable quantity 8dB than field, aforementioned existing perpendicular polarization rib waveguide pipe array antenna elevation angle shape has more consistent orientation radiation field shape, and perpendicular polarization rib waveguide pipe array antenna 300 of the present utility model can be used in 1.8GHzGSM system, 2.2GHzWiFi system or 3.5GHzWiMax system.
See also Fig. 4 A～Fig. 4 E, first and second slotted eye 422,424 that horizontal polarization rib waveguide pipe array antenna 400 of the present utility model includes waveguide body 410 and establishes on waveguide body 410 longitudinal axis 412, signal is that the direction of the longitudinal axis 412 (being the z-axle) towards waveguide body 410 is carried out radiation; Wherein the waveguide opening 415 of this waveguide body 410 consists predominantly of width dimensions 413 (being the x-axle) and height dimension 414 (being the y-axle), and the low frequency of this horizontal polarization rib waveguide pipe array antenna 400 is defined by width dimensions 413, and its width dimensions 313 is less than 0.5 λ, and each first and second slotted eye 422, on 424 corresponding two faces being located at waveguide body 410, this first slotted eye 422 is that the left and right sides, center offset distance is decided to be ± d with waveguide body 410 centre line C L, and second slotted eye 424 is positioned at the reverse side of waveguide body 410, these first slotted eye, 422 penetrating wave catheter body 410 are to second slotted eye 424 on opposite, so, the setting of second slotted eye, 424 reverse side roughly is offset along about waveguide body 410 center lines, and positive arrangement is the same with reverse side, and the top of this horizontal polarization rib waveguide pipe array antenna 400 is provided with a lid 430.
And this waveguide body 410 is by predetermined width dimensions 413 and height dimension 414 definition the waveguide opening 415 of opening size less than 0.5 λ to be arranged, and has more two rib waveguide pipes 418 on this waveguide body 410
1, 418
2, and each rib waveguide pipe 418
1, 418
2Be linked on the limit, the left and right sides of waveguide body 410, and the cross section of waveguide body 410 comprises width dimensions 413 gradual waveguide 411a, the 411b relative with two of waveguide opening 415, and at these two rib waveguide pipes 418
1, 418
2Between be provided with the narrower waveguide 416 of width dimensions 413, this narrower waveguide 416 is of a size of 0.20 λ (w) x 0.009 λ (h), and this gradual waveguide 411a, 411b are of a size of 0.085 λ (w) x 0.09 λ (h), and the side height of asymptotic expression waveguide 411a, 411b is 0.009 λ (h).
Each first slotted eye 422 is to be offset distance d and to be arranged along the longitudinal axis 412 by the centre line C L of rib waveguide pipe 410, and the distance of each first slotted eye, 422 skew center line is determined by frequency of operation, and each first and second slotted eye 422,424 is located at waveguide narrower in this waveguide body 410 416 opposed side edges positions, each first and second slotted eye 422,424 length dimension is that 0.43 λ, width are 0.046 size, each first and second slotted eye 422,424 center to center line offset distance ± d is 0.045 λ in addition, and center to center is 0.56 λ.
And this horizontal polarization rib waveguide pipe array antenna 400 has corresponding slotted eye 422a, 424a usually, each slotted eye 422a, 424a have resonator characteristics, can be on waveguide body 410 excitation current and influence a shape total radiation energy, this array is arranged and is made the signal scope reach 360 °, and the distance between slotted eye 422a, the 424a is consistent relatively, or should lack (for example: littler than 0.01 λ) relatively, and then the using compensation technology makes the distance between two slotted eye 422a, the 424a produce phase difference; Each rib waveguide pipe 418
1, 418
2Be to comprise two relative one ridge 418a, 418b respectively, each rib waveguide pipe 418
1, 418
2Surface engagement extend in waveguide body 410 and to adjacent side; Further, each rib waveguide pipe 418
1, 418
2Corner cut design, be on waveguide body 410 with gradual mode provide one with the corresponding slotted eye 422a of radiation path, 424a, and each rib waveguide pipe 418
1, 418
2Also can be ellipse, circle or vertebra shape ... etc. shape, and each rib waveguide pipe 418
1, 418
2Being of a size of 0.13 λ (w) x 0.004 λ (h), be 0.0036 λ (h) and hypotenuse faces the limit height, and the partition distance of the spacing 419 of each one ridge 418a, 418b is 0.001 λ (h).
In addition, each rib waveguide pipe 418
1, 418
2Each one ridge 418a, 418b can be changed into various forms (shape last or down and extend to the bottom on the adjacent edge) and different slotted eye 422a, 424a spacing and length, with as electrical adjustment and modification, obtain optimum level radiation field shape and coupling effect.
See also shown in Fig. 4 C, be orientation radiation field shape 452 and the elevation angle radiation field shape 452 of respective frequencies 0.545GHz, its display condition θ=90 °,
As shown in the figure, these horizontal polarization rib waveguide pipe array antenna 400 consistent orientation radiation field shapes present variable quantity less than 1dB; Again by shown in Fig. 4 D, display condition θ=90 °,
Same consistent orientation radiation field shape 454, and present variable quantity less than 1dB, hence one can see that, and the variable quantity 4dB of the general existing level polarization of the utility model rib waveguide pipe array antenna has more conforming performance.
Certain perpendicular polarization of the present utility model and horizontal polarization rib waveguide pipe array antenna 300,400 are during fabrication, can utilize machining, foundry goods or alternate manner to make, and also can use multiple material and oxidation processes, its structural material can select for use iron cobalt kirsite, brass, aluminium or with other material; During utilization, can make its operational frequency bands between 542MHz～580MHz, or apply to any one frequency band of radio frequency or microwave, this frequency band is between 100MHz～40GHz.
The utility model is a kind of perpendicular polarization and horizontal polarization rib waveguide pipe array antenna, can utilize the cooperation of rib waveguide pipe, first and second slotted eye, and obtain than consistent radiation field shape, make perpendicular polarization and horizontal polarization rib waveguide pipe array antenna that better performance be arranged, and have the effect of dwindling antenna volume simultaneously; The product that utilizes the utility model to derive can fully satisfy the demand of existing market.
More than; it only is preferred embodiment of the present utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range that claim was defined.
Claims (9)
1. rib waveguide pipe array antenna, it is characterized in that, include the waveguide body, this waveguide body defines on one side at least the longitudinal axis, and one side at least of this waveguide body is provided with first and second slotted eye of plural number, and this waveguide body be provided with the rib waveguide pipe at least on one side, this rib waveguide pipe comprises relative and isolated two one ridge, and one ridge is extended to the longitudinal axis of waveguide body.
2. rib waveguide pipe array antenna according to claim 1 is characterized in that, described rib waveguide pipe array antenna comprises perpendicular polarization rib waveguide pipe array antenna or horizontal polarization rib waveguide pipe array antenna.
3. rib waveguide pipe array antenna as claimed in claim 2, it is characterized in that, this waveguide body is by predetermined width dimensions and height dimension definition the waveguide opening to be arranged, and the width dimensions of this waveguide opening is less than 1/2nd wavelength, and the height dimension of two relative waveguide openings of one ridge of this rib waveguide pipe extends axially.
4. rib waveguide pipe array antenna as claimed in claim 2 is characterized in that, this rib waveguide pipe is the center line extension along the waveguide body.
5. rib waveguide pipe array antenna as claimed in claim 2, it is characterized in that, each first edge slotted eye is to be located on the waveguide body with the angle of inclination of β positive-angle, and each second edge slotted eye is adjacent with first slotted eye and be located on the waveguide body with the rake angle of β negative angle.
6. rib waveguide pipe array antenna as claimed in claim 2 is characterized in that, each first and second slotted eye is to extend to the two respective side surface of waveguide body and the surface of other two adjacent sides.
7. rib waveguide pipe array antenna as claimed in claim 2 is characterized in that, two one ridge of this rib waveguide pipe are correspondingly to be located at waveguide body side and to extend along the longitudinal axis.
8. rib waveguide pipe array antenna as claimed in claim 2, it is characterized in that, this waveguide body includes two gradual waveguides at least, and between two gradual waveguides, have another less waveguide, and first and second is to be located on the both sides of another less waveguide.
9. rib waveguide pipe array antenna as claimed in claim 2 is characterized in that, each first and second slotted eye is a center line of being located at the waveguide body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200011982U CN201655967U (en) | 2010-01-15 | 2010-01-15 | Ridged waveguide tube array antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200011982U CN201655967U (en) | 2010-01-15 | 2010-01-15 | Ridged waveguide tube array antenna |
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| Publication Number | Publication Date |
|---|---|
| CN201655967U true CN201655967U (en) | 2010-11-24 |
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ID=43121209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200011982U Expired - Fee Related CN201655967U (en) | 2010-01-15 | 2010-01-15 | Ridged waveguide tube array antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201655967U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105633585A (en) * | 2014-10-06 | 2016-06-01 | 芳兴科技股份有限公司 | Ridge waveguide slot array for broadband application |
| US9935365B2 (en) | 2014-04-06 | 2018-04-03 | Pyras Technology Inc. | Slot array antenna with dielectric slab for electrical control of beam down-tilt |
| CN110336109A (en) * | 2019-08-10 | 2019-10-15 | 江苏俊知技术有限公司 | Complex copper strata vinyl chloride leaky waveguide feeder line and its manufacturing method |
-
2010
- 2010-01-15 CN CN2010200011982U patent/CN201655967U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9935365B2 (en) | 2014-04-06 | 2018-04-03 | Pyras Technology Inc. | Slot array antenna with dielectric slab for electrical control of beam down-tilt |
| CN105633585A (en) * | 2014-10-06 | 2016-06-01 | 芳兴科技股份有限公司 | Ridge waveguide slot array for broadband application |
| CN105633585B (en) * | 2014-10-06 | 2018-11-30 | 芳兴科技股份有限公司 | Rib waveguide pipe array for broadband application |
| CN110336109A (en) * | 2019-08-10 | 2019-10-15 | 江苏俊知技术有限公司 | Complex copper strata vinyl chloride leaky waveguide feeder line and its manufacturing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160419 Address after: Taiwan Taoyuan City, Taoyuan District China Road No. 1353 6 floor Patentee after: VICTORY MICROWAVE CORPORATION Address before: Taiwan County, Taipei, China Patentee before: Victory Microwave Corporation |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20180115 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |