CN105552572A - Dual-polarized conical medium feed source symmetrical medium filled cylindrical lens antenna - Google Patents
Dual-polarized conical medium feed source symmetrical medium filled cylindrical lens antenna Download PDFInfo
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- CN105552572A CN105552572A CN201510968537.1A CN201510968537A CN105552572A CN 105552572 A CN105552572 A CN 105552572A CN 201510968537 A CN201510968537 A CN 201510968537A CN 105552572 A CN105552572 A CN 105552572A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/06—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/50—Structural association of antennas with earthing switches, lead-in devices or lightning protectors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
Abstract
The invention discloses a dual-polarized conical medium feed source symmetrical medium filled cylindrical lens antenna. The antenna comprises a metal-disc-shaped parallel plate waveguide, two mediums, a dual-polarized feed source antenna, wherein the metal-disc-shaped parallel plate waveguide is composed of an upper metal disc and a lower metal disc; the structures of the two mediums are the same, one surface of each of the two mediums is a flat surface, the two flat surfaces of the two mediums are tightly attached to the upper metal disc and the lower metal disc of the metal-disc-shaped parallel plate waveguide respectively, the other surfaces of the two mediums are arc-shaped surfaces, and a cavity body and the mediums between the upper metal disc and the lower metal disc of the metal-disc-shaped parallel plate waveguide jointly form a dual-polarized symmetrical medium filled cylindrical lens; and the dual-polarized feed source antenna is fixed at the position of the edge of the metal-disc-shaped parallel plate waveguide. The dual-polarized feed source antenna is a horizontally polarized conical medium antenna and an array thereof or a vertically polarized conical medium antenna and an array thereof or a dual-polarized conical medium antenna and an array thereof.
Description
Technical field
The present invention relates to antenna, particularly relate to a kind of dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna.
Background technology
Dielectric lens antenna is widely used in the fields such as satellite communication, radar detection and electronic countermeasures.Di-lens technology includes thin lens, globe lens and post lens antenna etc., and the maximum feature of these lens antennas is that structure is simple, sweep limits is wide, can realize low-loss wideband operation.The even globe lens antenna that calendar year 2001 is developed jointly by University of Toronto and University of Michigan, first time realizes the wide multi-beam scanning reaching 180 ° of coverage at 77GHz.Horizontal plane half circular array that this spherical lens antenna is made up of 33 gradual change slot antennas carries out feed, and the 3dB beamwidth that each unit produces is 5.5 °, can cover the horizontal sweep scope of 33 × 5.5=181.5 ° like this.This feed array can be printed on same planar dielectric substrate easily, and be positioned on the equatorial plane of spherical lens, due to spherical lens from symmetry, the scanning beam that each feed element produces is almost consistent, this makes the non-constant width of the scanning angle of spherical lens, can reach 180 degree of scannings easily.Because globe lens antenna exists some practical difficulties in processing and fabricating, system are fixing etc., more simple cylindrical lens antenna at this moment can be adopted to scan to realize multi-beam.The directional diagram that cylindrical lens antenna produces is fan-shaped beam, and it can realize narrow beam scanning in horizontal plane, in vertical plane, then produce wider wave beam.Dragon primary (Luneberg) lens are proposed, once proposing the strong repercussion causing academia in 1944 by R.K.Luneberg.After this lens antenna based on dragon uncle lens is suggested in succession, and these antenna function admirable, aperture efficiency can do very high.Simultaneously due to the ball symmetry characteristic of Luneberg lens antenna, can be applicable to the field such as space communication, Satellite Tracking.Application number is 200710140739.2, and name is called a kind of patent of radio wave lens antenna apparatus, discloses a kind of lens antenna, and this antenna is made up of the antenna element being located at lens focus portion of hemisphere medium dragon uncle's lens and reflecting plate and supporter support.Application number is 200580009846.0, and name is called the patent of Luneberg lens antenna device, discloses a kind of lens antenna, and this antenna comprises, and hemisphere dragon uncle lens, assembly fixture fixed by antenna, radio wave reflector and other fixtures.Application number is 201110026407.8, and name is called the patent of the symmetrical packed column lens antenna of certain media, and disclose a kind of lens antenna, this antenna comprises rosette shape parallel-plate waveguide, two media, feed antenna, curved metal supporting bracket.Application number is 201110026408.2, and name is called the patent of the asymmetric packed column lens antenna of certain media, discloses a kind of lens antenna, and this antenna comprises rosette shape parallel-plate waveguide, medium, feed antenna, curved metal supporting bracket.Said lens antenna can only realize single polarization, and pitching Surface scan is limited in scope.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna is provided.
The object of the invention is to be achieved through the following technical solutions:
A kind of horizontal polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna, comprises round metal dish type parallel-plate waveguide, two media, one or more horizontal polarization circular cone dielectric antennas; Round metal dish type parallel-plate waveguide is made up of upper and lower two rosettes, two dielectric structures are identical, one surface is plane, be close to two rosettes up and down of round metal dish type parallel-plate waveguide respectively, another surface is arcwall face, and the cavity up and down between two rosettes of round metal dish type parallel-plate waveguide and medium form dual polarization symmetrical Filled Dielectrics post lens jointly; Horizontal polarization circular cone dielectric antenna comprises dielectric substrate, sheet metal, rectangular metal case and conical dielectric, and the front of metal box has cylindrical cavity; Conical dielectric is integrally formed by two circular cones that the end is coaxial altogether, and one of them circular cone stretches in cylindrical cavity, the basal diameter of circular cone and cylindrical cavity equal diameters; One side of metal box has one along the rectangular aperture in direction, cylindrical cavity axis bottom cylindrical cavity, at this side exterior surface mounting medium substrate; The outer surface of dielectric substrate fixes rectangular metal sheet, and sheet metal is vertical with rectangular aperture; One or more horizontal polarization circular cone dielectric antennas are fixed on the edge of round metal dish type parallel-plate waveguide, and dielectric substrate is vertical with the rosette of round metal dish type parallel-plate waveguide.
The variations in refractive index of described dual polarization symmetrical Filled Dielectrics post lens meets broad sense dragon uncle law
wherein R is the radius of dual polarization symmetrical Filled Dielectrics post lens, and r is that on dual polarization symmetrical Filled Dielectrics post lens, any point is to the distance in the center of circle, and n is the refractive index of dual polarization symmetrical Filled Dielectrics post lens, n
0be variable element with δ.
A kind of horizontal polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna array, is made up of multiple above-mentioned horizontal polarization circular cone medium feeds symmetrical Filled Dielectrics post lens antenna stacked on top.
A kind of perpendicular polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna, comprises round metal dish type parallel-plate waveguide, two media, one or more perpendicular polarization circular cone dielectric antennas; Round metal dish type parallel-plate waveguide is made up of upper and lower two rosettes, two dielectric structures are identical, one surface is plane, be close to two rosettes up and down of round metal dish type parallel-plate waveguide respectively, another surface is arcwall face, and the cavity up and down between two rosettes of round metal dish type parallel-plate waveguide and medium form dual polarization symmetrical Filled Dielectrics post lens jointly; Perpendicular polarization circular cone dielectric antenna comprises dielectric substrate, sheet metal, rectangular metal case and conical dielectric, and the front of metal box has cylindrical cavity; Conical dielectric is integrally formed by two circular cones that the end is coaxial altogether, and one of them circular cone stretches in cylindrical cavity, the basal diameter of circular cone and cylindrical cavity equal diameters; One side of metal box has one along the rectangular aperture in direction, cylindrical cavity axis bottom cylindrical cavity, at this side exterior surface mounting medium substrate; The outer surface of dielectric substrate fixes rectangular metal sheet, and sheet metal is vertical with rectangular aperture; One or more perpendicular polarization circular cone dielectric antennas are fixed on the edge of round metal dish type parallel-plate waveguide, and dielectric substrate is parallel with the rosette of round metal dish type parallel-plate waveguide.
The variations in refractive index of described dual polarization symmetrical Filled Dielectrics post lens meets broad sense dragon uncle law
wherein R is the radius of dual polarization symmetrical Filled Dielectrics post lens, and r is that on dual polarization symmetrical Filled Dielectrics post lens, any point is to the distance in the center of circle, and n is the refractive index of dual polarization symmetrical Filled Dielectrics post lens, n
0be variable element with δ.
A kind of perpendicular polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna array, is made up of multiple above-mentioned perpendicular polarization circular cone medium feeds symmetrical Filled Dielectrics post lens antenna stacked on top.
A kind of dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna, comprises round metal dish type parallel-plate waveguide, two media, one or more dual polarization circular cone dielectric antennas; Round metal dish type parallel-plate waveguide is made up of upper and lower two rosettes, two dielectric structures are identical, one surface is plane, be close to two rosettes up and down of round metal dish type parallel-plate waveguide respectively, another surface is arcwall face, and the cavity up and down between two rosettes of round metal dish type parallel-plate waveguide and medium form dual polarization symmetrical Filled Dielectrics post lens jointly; Dual polarization circular cone dielectric antenna comprises dielectric substrate, sheet metal, rectangular metal case and conical dielectric; The front of metal box has cylindrical cavity; Conical dielectric is integrally formed by two circular cones that the end is coaxial altogether, and one of them circular cone stretches in cylindrical cavity, the basal diameter of circular cone and cylindrical cavity equal diameters; Two adjacent side of metal box have one along the rectangular aperture in direction, cylindrical cavity axis bottom cylindrical cavity, at the outer surface mounting medium substrate of side, rectangular aperture place; The outer surface of dielectric substrate fixes rectangular metal sheet, and sheet metal is vertical with rectangular aperture; One or more dual polarization circular cone dielectric antennas are fixed on the edge of round metal dish type parallel-plate waveguide.
The variations in refractive index of described dual polarization symmetrical Filled Dielectrics post lens meets broad sense dragon uncle law
wherein R is the radius of dual polarization symmetrical Filled Dielectrics post lens, and r is that on dual polarization symmetrical Filled Dielectrics post lens, any point is to the distance in the center of circle, and n is the refractive index of dual polarization symmetrical Filled Dielectrics post lens, n
0be variable element with δ.
A kind of dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna array, is made up of multiple above-mentioned dual polarization circular cone medium feeds symmetrical Filled Dielectrics post lens antenna stacked on top.
The present invention compared with prior art, the beneficial effect had is: adopt variations in refractive index to meet the dual polarization lens of broad sense dragon uncle law, dual polarization can be realized easily when not changing lens, and when forming aerial array, gain and the pitching sweep limits of array effectively can be improved; Simultaneously, because broad sense dragon uncle law introduces two variable elements, can be as required, alleviate lens weight further, reduce dielectric loss, improve radiation efficiency, when the medium selecting dielectric constant higher, the thickness of medium can do very thin, therefore dielectric loss than common uniform dielectric post lens antenna and traditional Luneberg lens antenna lower, weight also can be lighter, and antenna radiation efficiency can effectively improve, especially for the occasion of large scale, high-gain, the raising highly significant especially of antenna radiation efficiency; In addition, because dielectric loss is low, this structure is applicable to being extended to that millimeter wave is high-end very much, submillimeter region and even terahertz wave band application; Secondly, because needs dielectric material is little, effectively can alleviate the weight of antenna, this weight saving effect under the occasion of large scale, high-gain, more significantly; Again, lens component due to this antenna only needs the dielectric material of minute quantity and the cooperation of metal parallel plate waveguide, just can realize the relative index of refraction of lens by the change of broad sense dragon uncle law, under the prerequisite ensureing the characteristic such as high directivity and high calibre efficiency, overcome that traditional Luneberg lens antenna cost is high, the shortcoming such as Heavy Weight and manufacture difficulty; Again, because antenna body structure is metal, thus mechanical strength is high, and variations in temperature is constant, works under can be applicable to extreme condition; In addition, dual polarization circular cone dielectric antenna can by means of only simple switching circuit switching polarizations direction, and its compact conformation, reduce and realize dual-polarized system complexity; Finally, dual polarization circular cone dielectric antenna can directly apply to millimeter wave and terahertz wave band, and has comparatively large bandwidth.
Accompanying drawing explanation
Fig. 1 is horizontal polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna I type end view;
Fig. 2 is horizontal polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna I type rearview;
Fig. 3 is horizontal polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna I type vertical view;
Fig. 4 is horizontal polarization circular cone dielectric resonator structures schematic diagram;
Fig. 5 is horizontal polarization circular cone dielectric antenna front view;
Fig. 6 is horizontal polarization circular cone dielectric antenna end view;
Fig. 7 is horizontal polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna array II type end view;
Fig. 8 is perpendicular polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna type III end view;
Fig. 9 is perpendicular polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna type III rearview;
Figure 10 is perpendicular polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna type III vertical view;
Figure 11 is perpendicular polarization circular cone dielectric resonator structures schematic diagram;
Figure 12 is perpendicular polarization circular cone dielectric antenna front view;
Figure 13 is perpendicular polarization circular cone dielectric antenna vertical view;
Figure 14 is perpendicular polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna array IV type end view;
Figure 15 is dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna V-type end view;
Figure 16 is dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna V-type rearview;
Figure 17 is dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna V-type vertical view;
Figure 18 is dual polarization circular cone dielectric resonator structures schematic diagram;
Figure 19 is dual polarization circular cone dielectric antenna front view;
Figure 20 is dual polarization circular cone dielectric antenna end view;
Figure 21 is dual polarization circular cone dielectric antenna vertical view;
Figure 22 is dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna array VI type end view.
Embodiment
In the present invention, in same operating frequency, when parallel-plate waveguide height is certain, different dielectric thicknesses will cause different propagation wave-numbers, we control the relative index of refraction of lens by choosing different dielectric thicknesses, it is made to meet the distribution of broad sense dragon uncle law, can the lens antenna of the compact various uses of implementation structure.Simultaneously in order to reach optimum antenna aperture efficiency, bipolar feed source antenna should be placed on the focal position of post lens.The directional diagram of this dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna is similar with traditional post lens antenna, and can realize narrow beam at horizontal plane, be then very wide wave beam in pitching face.Meanwhile, this antenna of the symmetry due to structure may be used for producing multi-beam scanning, and sweep limits is about ± and 75 °, its feed antennas can be integrated on the focal plane of lens very simply.In addition, multiple dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna stacked on top, the signal phase that every one deck is corresponding different, composition aerial array, because adjacent lens antenna is separated by rosette, can not be affected each other, therefore this aerial array can realize phase-array scanning in pitching face, and sweep limits is about ± and 60 °.
As shown in Fig. 1 to Fig. 3, horizontal polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna I type comprises round metal dish type parallel-plate waveguide 1, two media 2, one or more horizontal polarization circular cone dielectric antenna 3; Round metal dish type parallel-plate waveguide 1 is made up of upper and lower two rosettes, two medium 2 structures are identical, one surface is plane, be close to two rosettes up and down of round metal dish type parallel-plate waveguide 1 respectively, another surface is arcwall face, and the cavity up and down between two rosettes of round metal dish type parallel-plate waveguide 1 and medium 2 be composition dual polarization symmetrical Filled Dielectrics post lens jointly; One or more horizontal polarization circular cone dielectric antennas 3 are fixed on the edge of round metal dish type parallel-plate waveguide 1.
As shown in Figure 2, dielectric substrate 31 is vertical with the rosette of round metal dish type parallel-plate waveguide 1.
As shown in Fig. 4 to Fig. 6, described horizontal polarization circular cone dielectric antenna 3 comprises dielectric substrate 31, sheet metal 32, rectangular metal case 33 and conical dielectric 34, and the front of metal box 33 has cylindrical cavity; Conical dielectric 34 is integrally formed by two circular cones that the end is coaxial altogether, and one of them circular cone stretches in cylindrical cavity, the basal diameter of circular cone and cylindrical cavity equal diameters; One side of metal box 33 has one along the rectangular aperture 35 in direction, cylindrical cavity axis bottom cylindrical cavity, at this side exterior surface mounting medium substrate 31; The outer surface of dielectric substrate 31 fixes rectangular metal sheet 32, and sheet metal 32 is vertical with rectangular aperture 35.
As shown in Figure 7, horizontal polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna array II is made up of multiple horizontal polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna I type stacked on top.The signal phase that every one deck is corresponding different, composition aerial array realizes phase-array scanning, adopts this structure can have the advantage of phase-array scanning and multi-beam scanning concurrently.
As shown in Fig. 8 to Figure 10, perpendicular polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna type III comprises round metal dish type parallel-plate waveguide 1, two media 2, one or more perpendicular polarization circular cone dielectric antenna 4; Round metal dish type parallel-plate waveguide 1 is made up of upper and lower two rosettes, two medium 2 structures are identical, one surface is plane, be close to two rosettes up and down of round metal dish type parallel-plate waveguide 1 respectively, another surface is arcwall face, and the cavity up and down between two rosettes of round metal dish type parallel-plate waveguide 1 and medium 2 be composition dual polarization symmetrical Filled Dielectrics post lens jointly; One or more perpendicular polarization circular cone dielectric antennas 4 are fixed on the edge of round metal dish type parallel-plate waveguide 1.
As shown in Figure 9, dielectric substrate 41 is parallel with the rosette of round metal dish type parallel-plate waveguide 1.
As shown in Figure 11 to Figure 13, described perpendicular polarization circular cone dielectric antenna 4 comprises dielectric substrate 41, sheet metal 42, rectangular metal case 43 and conical dielectric 44, and the front of metal box 43 has cylindrical cavity; Conical dielectric 44 is integrally formed by two circular cones that the end is coaxial altogether, and one of them circular cone stretches in cylindrical cavity, the basal diameter of circular cone and cylindrical cavity equal diameters; One side of metal box 43 has one along the rectangular aperture 45 in direction, cylindrical cavity axis bottom cylindrical cavity, at this side exterior surface mounting medium substrate 41; The outer surface of dielectric substrate 41 fixes rectangular metal sheet 42, and sheet metal 42 is vertical with rectangular aperture 45.
As shown in figure 14, perpendicular polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna array IV is made up of multiple perpendicular polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna type III stacked on top.The signal phase that every one deck is corresponding different, composition aerial array realizes phase-array scanning, adopts this structure can have the advantage of phase-array scanning and multi-beam scanning concurrently.
As shown in FIG. 15 to 17, dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna V-type comprises round metal dish type parallel-plate waveguide 1, two media 2, one or more dual polarization circular cone dielectric antenna 5; Round metal dish type parallel-plate waveguide 1 is made up of upper and lower two rosettes, two medium 2 structures are identical, one surface is plane, be close to two rosettes up and down of round metal dish type parallel-plate waveguide 1 respectively, another surface is arcwall face, and the cavity up and down between two rosettes of round metal dish type parallel-plate waveguide 1 and medium 2 be composition dual polarization symmetrical Filled Dielectrics post lens jointly; One or more dual polarization circular cone dielectric antennas 5 are fixed on the edge of round metal dish type parallel-plate waveguide 1.
As shown in Figure 18 to Figure 21, described dual polarization circular cone dielectric antenna 5 comprises dielectric substrate 51, sheet metal 52, rectangular metal case 53 and conical dielectric 54; The front of metal box 53 has cylindrical cavity; Conical dielectric 54 is integrally formed by two circular cones that the end is coaxial altogether, and one of them circular cone stretches in cylindrical cavity, the basal diameter of circular cone and cylindrical cavity equal diameters; Two adjacent side of metal box 53 have one along the rectangular aperture 55 in direction, cylindrical cavity axis bottom cylindrical cavity, at the outer surface mounting medium substrate 51 of side, rectangular aperture 55 place; The outer surface of dielectric substrate 51 fixes rectangular metal sheet 52, and sheet metal 52 is vertical with rectangular aperture 55.
As shown in figure 22, dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna array VI is made up of multiple above-mentioned dual polarization circular cone medium feeds symmetrical Filled Dielectrics post lens antenna V-type stacked on top.The signal phase that every one deck is corresponding different, composition aerial array realizes phase-array scanning, adopts this structure can have the advantage of phase-array scanning and multi-beam scanning concurrently.
The cavity up and down between two rosettes of the round metal dish type parallel-plate waveguide 1 described in above six kinds of modes and medium 2 be composition dual polarization symmetrical Filled Dielectrics post lens jointly.The variations in refractive index of described dual polarization symmetrical Filled Dielectrics post lens meets broad sense dragon uncle law
wherein R is the radius of dual polarization symmetrical Filled Dielectrics post lens, and r is that on dual polarization symmetrical Filled Dielectrics post lens, any point is to the distance in the center of circle, and n is the refractive index of dual polarization symmetrical Filled Dielectrics post lens, n
0be variable element with δ.
Be more than the specific embodiment of the present invention, those skilled in the art can produce this dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna by some alternative mentioned in application method disclosed by the invention and invention.The present invention due to agent structure be metal structure, thus mechanical strength is high, and variations in temperature is constant, works, such as high impact under can be applicable to extreme condition, and space application in limit high/low temperature occasion.This aperture efficiency is high, the symmetrical Filled Dielectrics post lens antenna of the dual polarization circular cone medium feed of small size, light weight and multi-beam scanning thereof and phase-array scanning design in Aero-Space, have broad application prospects in satellite communication.
Claims (9)
1. a horizontal polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna, it is characterized in that, comprise round metal dish type parallel-plate waveguide (1), two media (2), one or more horizontal polarization circular cone dielectric antenna (3); Round metal dish type parallel-plate waveguide (1) is made up of upper and lower two rosettes, two medium (2) structures are identical, one surface is plane, be close to two rosettes up and down of round metal dish type parallel-plate waveguide (1) respectively, another surface is arcwall face, and the cavity up and down between two rosettes of round metal dish type parallel-plate waveguide (1) and medium (2) be composition dual polarization symmetrical Filled Dielectrics post lens jointly; Horizontal polarization circular cone dielectric antenna (3) comprises dielectric substrate (31), sheet metal (32), rectangular metal case (33) and conical dielectric (34), and the front of metal box (33) has cylindrical cavity; Conical dielectric (34) is integrally formed by two circular cones that the end is coaxial altogether, and one of them circular cone stretches in cylindrical cavity, the basal diameter of circular cone and cylindrical cavity equal diameters; One side of metal box (33) has one along the rectangular aperture (35) in direction, cylindrical cavity axis bottom cylindrical cavity, at this side exterior surface mounting medium substrate (31); The outer surface of dielectric substrate (31) fixes rectangular metal sheet (32), and sheet metal (32) is vertical with rectangular aperture (35); One or more horizontal polarization circular cone dielectric antennas (3) are fixed on the edge of round metal dish type parallel-plate waveguide (1), and dielectric substrate (31) is vertical with the rosette of round metal dish type parallel-plate waveguide (1).
2. horizontal polarization circular cone medium feed according to claim 1 symmetrical Filled Dielectrics post lens antenna, is characterized in that, the variations in refractive index of described dual polarization symmetrical Filled Dielectrics post lens meets broad sense dragon uncle law
wherein R is the radius of dual polarization symmetrical Filled Dielectrics post lens, and r is that on dual polarization symmetrical Filled Dielectrics post lens, any point is to the distance in the center of circle, and n is the refractive index of dual polarization symmetrical Filled Dielectrics post lens, n
0be variable element with δ.
3. a horizontal polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna array, is characterized in that, is made up of the symmetrical Filled Dielectrics post of horizontal polarization circular cone medium feed described in multiple claim 1 lens antenna stacked on top.
4. a perpendicular polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna, it is characterized in that, comprise round metal dish type parallel-plate waveguide (1), two media (2), one or more perpendicular polarization circular cone dielectric antenna (4); Round metal dish type parallel-plate waveguide (1) is made up of upper and lower two rosettes, two medium (2) structures are identical, one surface is plane, be close to two rosettes up and down of round metal dish type parallel-plate waveguide (1) respectively, another surface is arcwall face, and the cavity up and down between two rosettes of round metal dish type parallel-plate waveguide (1) and medium (2) be composition dual polarization symmetrical Filled Dielectrics post lens jointly; Perpendicular polarization circular cone dielectric antenna (4) comprises dielectric substrate (41), sheet metal (42), rectangular metal case (43) and conical dielectric (44), and the front of metal box (43) has cylindrical cavity; Conical dielectric (44) is integrally formed by two circular cones that the end is coaxial altogether, and one of them circular cone stretches in cylindrical cavity, the basal diameter of circular cone and cylindrical cavity equal diameters; One side of metal box (43) has one along the rectangular aperture (45) in direction, cylindrical cavity axis bottom cylindrical cavity, at this side exterior surface mounting medium substrate (41); The outer surface of dielectric substrate (41) fixes rectangular metal sheet (42), and sheet metal (42) is vertical with rectangular aperture (45); One or more perpendicular polarization circular cone dielectric antennas (4) are fixed on the edge of round metal dish type parallel-plate waveguide (1), and dielectric substrate (41) is parallel with the rosette of round metal dish type parallel-plate waveguide (1).
5. perpendicular polarization circular cone medium feed according to claim 4 symmetrical Filled Dielectrics post lens antenna, is characterized in that, the variations in refractive index of described dual polarization symmetrical Filled Dielectrics post lens meets broad sense dragon uncle law
wherein R is the radius of dual polarization symmetrical Filled Dielectrics post lens, and r is that on dual polarization symmetrical Filled Dielectrics post lens, any point is to the distance in the center of circle, and n is the refractive index of dual polarization symmetrical Filled Dielectrics post lens, n
0be variable element with δ.
6. a perpendicular polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna array, is characterized in that, is made up of the symmetrical Filled Dielectrics post of perpendicular polarization circular cone medium feed described in multiple claim 4 lens antenna stacked on top.
7. a dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna, it is characterized in that, comprise round metal dish type parallel-plate waveguide (1), two media (2), one or more dual polarization circular cone dielectric antenna (5); Round metal dish type parallel-plate waveguide (1) is made up of upper and lower two rosettes, two medium (2) structures are identical, one surface is plane, be close to two rosettes up and down of round metal dish type parallel-plate waveguide (1) respectively, another surface is arcwall face, and the cavity up and down between two rosettes of round metal dish type parallel-plate waveguide (1) and medium (2) be composition dual polarization symmetrical Filled Dielectrics post lens jointly; Dual polarization circular cone dielectric antenna (5) comprises dielectric substrate (51), sheet metal (52), rectangular metal case (53) and conical dielectric (54); The front of metal box (53) has cylindrical cavity; Conical dielectric (54) is integrally formed by two circular cones that the end is coaxial altogether, and one of them circular cone stretches in cylindrical cavity, the basal diameter of circular cone and cylindrical cavity equal diameters; Two adjacent side of metal box (53) have one along the rectangular aperture (55) in direction, cylindrical cavity axis bottom cylindrical cavity, at the outer surface mounting medium substrate (51) of rectangular aperture (55) side, place; The outer surface of dielectric substrate (51) fixes rectangular metal sheet (52), and sheet metal (52) is vertical with rectangular aperture (55); One or more dual polarization circular cone dielectric antennas (5) are fixed on the edge of round metal dish type parallel-plate waveguide (1).
8. dual polarization circular cone medium feed according to claim 7 symmetrical Filled Dielectrics post lens antenna, is characterized in that, the variations in refractive index of described dual polarization symmetrical Filled Dielectrics post lens meets broad sense dragon uncle law
wherein R is the radius of dual polarization symmetrical Filled Dielectrics post lens, and r is that on dual polarization symmetrical Filled Dielectrics post lens, any point is to the distance in the center of circle, and n is the refractive index of dual polarization symmetrical Filled Dielectrics post lens, n
0be variable element with δ.
9. a dual polarization circular cone medium feed symmetrical Filled Dielectrics post lens antenna array, is characterized in that, is made up of the symmetrical Filled Dielectrics post of dual polarization circular cone medium feed described in multiple claim 7 lens antenna stacked on top.
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| CN110768022A (en) * | 2019-10-31 | 2020-02-07 | Oppo广东移动通信有限公司 | Lens structure, lens antenna and electronic equipment |
| CN110854541A (en) * | 2019-11-01 | 2020-02-28 | Oppo广东移动通信有限公司 | Dielectric lens, lens antenna, and electronic device |
| CN111697349A (en) * | 2020-07-16 | 2020-09-22 | 电子科技大学 | Quasi-angle-preserving transformation optics-based all-metal multi-beam lens antenna |
| CN112106255A (en) * | 2018-05-09 | 2020-12-18 | 住友电气工业株式会社 | Lens, antenna and vehicle-mounted device |
| CN115550253A (en) * | 2022-12-06 | 2022-12-30 | 西安海天天线科技股份有限公司 | Router based on dielectric lens antenna |
| US11757202B2 (en) | 2018-11-30 | 2023-09-12 | Huawei Technologies Co., Ltd. | Pillar-shaped luneberg lens antenna and pillar-shaped luneberg lens antenna array |
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| CN112106255A (en) * | 2018-05-09 | 2020-12-18 | 住友电气工业株式会社 | Lens, antenna and vehicle-mounted device |
| US20210194145A1 (en) * | 2018-05-09 | 2021-06-24 | Sumitomo Electric Industries, Ltd. | Lens, antenna, and device for vehicle |
| CN112106255B (en) * | 2018-05-09 | 2022-12-06 | 住友电气工业株式会社 | Lens, antenna and vehicle-mounted device |
| US11664602B2 (en) * | 2018-05-09 | 2023-05-30 | Sumitomo Electric Industries, Ltd. | Lens, antenna, and device for vehicle |
| US11757202B2 (en) | 2018-11-30 | 2023-09-12 | Huawei Technologies Co., Ltd. | Pillar-shaped luneberg lens antenna and pillar-shaped luneberg lens antenna array |
| CN110768022A (en) * | 2019-10-31 | 2020-02-07 | Oppo广东移动通信有限公司 | Lens structure, lens antenna and electronic equipment |
| WO2021082977A1 (en) * | 2019-10-31 | 2021-05-06 | Oppo广东移动通信有限公司 | Lens structure, lens antenna and electronic device |
| CN110768022B (en) * | 2019-10-31 | 2021-10-22 | Oppo广东移动通信有限公司 | Lens structure, lens antenna and electronic equipment |
| CN110854541A (en) * | 2019-11-01 | 2020-02-28 | Oppo广东移动通信有限公司 | Dielectric lens, lens antenna, and electronic device |
| CN111697349A (en) * | 2020-07-16 | 2020-09-22 | 电子科技大学 | Quasi-angle-preserving transformation optics-based all-metal multi-beam lens antenna |
| CN115550253A (en) * | 2022-12-06 | 2022-12-30 | 西安海天天线科技股份有限公司 | Router based on dielectric lens antenna |
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