CN111864363A - Circular polarization microstrip antenna with leading oscillator - Google Patents
Circular polarization microstrip antenna with leading oscillator Download PDFInfo
- Publication number
- CN111864363A CN111864363A CN202010723481.4A CN202010723481A CN111864363A CN 111864363 A CN111864363 A CN 111864363A CN 202010723481 A CN202010723481 A CN 202010723481A CN 111864363 A CN111864363 A CN 111864363A
- Authority
- CN
- China
- Prior art keywords
- metal patch
- microstrip antenna
- circularly polarized
- antenna
- mounting hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- 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
Abstract
The invention relates to the technical field of microstrip patch antennas, in particular to a circularly polarized microstrip antenna with a leading oscillator, which comprises a microwave medium substrate, wherein a metal patch assembly is fixed on the top surface of the microwave medium substrate, the metal patch assembly comprises a corner cut inner metal patch and a peripheral metal patch, one side of the corner cut inner metal patch is connected with a blending branch and a feed probe, a metal cylinder is arranged in a through hole in the middle of the corner cut inner metal patch, and the top end of the metal cylinder is connected with a plurality of height adjusting columns. The circularly polarized microstrip antenna with the guide oscillator can play a role in guiding electric wave signals, and the concentration and stability of the electric wave signals received by the antenna are improved; meanwhile, the radiation characteristics of the microstrip antenna can be allocated in a small range after the PCB is processed, so that the antenna meets the requirements of specific indexes, and the debugging performance of an antenna product is improved; in addition, during mass production, the rejection rate of the product can be reduced by the allocation measure, so that the production cost is reduced.
Description
Technical Field
The invention relates to the technical field of microstrip patch antennas, in particular to a circularly polarized microstrip antenna with a leading oscillator.
Background
The microstrip patch antenna has the advantages of low profile, light weight, small volume, low cost, convenience in integration and array formation and the like, and is widely researched and applied. For circularly polarized microstrip antennas, a commonly used technical scheme is to adopt a form of a corner cut antenna, that is, two top corners on a diagonal of a rectangular patch are cut off to realize circular polarization, and the circularly polarized microstrip antenna is commonly used as a GPS receiving antenna. Although the structure of the scheme is simple, the wave beam of the antenna is wide, so that the gain is not high, and sometimes the index requirement is difficult to meet; on the other hand, microstrip antennas are mostly processed on a PCB, once the board manufacturing is completed, the index of the antenna cannot be adjusted, but the processing error may cause the performance of the antenna to change, and even may cause the situation that the index requirement is not satisfied to occur. In this case, the microstrip antenna does not have any adjustable compensation measures, resulting in an increase in the rejection rate of antenna products.
Disclosure of Invention
The present invention is directed to a circularly polarized microstrip antenna with a director element, so as to solve the problems mentioned in the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a circularly polarized microstrip antenna with a leading oscillator comprises a microwave dielectric substrate, a metal floor is fixed on the bottom surface of the microwave dielectric substrate through screws, the top surface of the microwave medium substrate is fixedly connected with a metal patch component through insulating glue, the metal patch component comprises a metal patch in a chamfer, the middle of the metal patch in the chamfer is provided with a through hole, the outer side of the metal patch in the chamfer is provided with a peripheral metal patch, one side of the metal patch in the chamfer is connected with a deployment branch node through a deployment conducting wire, the other side of the deployment branch node is connected with a feed probe through a microstrip feeder, a metal cylinder is arranged in the through hole and comprises a central column, a plurality of thickening sleeves are sequentially sleeved on the outer side of the central column from inside to outside, wherein the thickening sleeve on the outermost side is sleeved with an outer sleeve, and the top end of the metal cylinder is sequentially in threaded connection with a plurality of height adjusting columns.
Preferably, an upper mounting hole is formed in the middle of the microwave dielectric substrate, a lower mounting hole is formed in the middle of the metal floor, and the upper mounting hole is equal to the lower mounting hole in aperture and is communicated with the lower mounting hole in an up-and-down mode.
Preferably, the feed probe comprises a fixing plate, an L-shaped probe is clamped and fixed in the fixing plate, the outer end of the horizontal section of the L-shaped probe is connected with the microstrip feeder, and the bottom end of the vertical section of the L-shaped probe penetrates through the microwave dielectric substrate and then is connected with the inner core of the coaxial socket.
Preferably, a gap is left between the metal patch in the corner cut and the peripheral metal patch, and the blending branch node and the fixing plate are fixed on the part of the microwave medium substrate located in the gap through insulating glue.
Preferably, a threaded rod is integrally formed at the bottom end of the central column, the length of the threaded rod is greater than the sum of the thicknesses of the microwave medium substrate and the metal floor, the threaded rod sequentially penetrates through the upper mounting hole and the lower mounting hole and is in threaded connection with a nut, the outer diameter of the central column is greater than the aperture of the upper mounting hole, the outer diameter of the threaded rod is equal to the aperture of the upper mounting hole, and the outer diameter of the outer sleeve is smaller than the aperture of the through hole.
Preferably, the outer side wall of the central column is regularly provided with a plurality of first limiting grooves, and the top end of the central column is provided with a first threaded hole.
Preferably, the inner side wall of the thickening sleeve is regularly and integrally formed with a plurality of limiting strips, and the outer side wall of the thickening sleeve is regularly provided with a plurality of second limiting grooves.
Preferably, the limiting strips are matched with the first limiting grooves in size and in one-to-one correspondence with the first limiting grooves in position, and the first limiting grooves are equal to the second limiting grooves in size.
Preferably, the height adjusting column comprises a center adjusting column, the cross-sectional shape and the size of the center adjusting column are the same as those of the center column, a thread block is integrally formed at the bottom end of the center adjusting column and is in threaded connection with the first threaded hole, a plurality of third limiting grooves are regularly arranged on the outer side wall of the center adjusting column, a second threaded hole is formed in the top end of the center adjusting column, and the size of the second threaded hole is the same as that of the first threaded hole.
Preferably, the outer side of the central adjusting column is sequentially sleeved with a plurality of thickening adjusting sleeves from inside to outside, wherein the thickening adjusting sleeve on the outermost side is sleeved with an outer adjusting sleeve, the thickening adjusting sleeve and the thickening adjusting sleeve have the same cross-sectional shape and size, and the outer adjusting sleeve and the outer sleeve have the same cross-sectional shape and size.
Compared with the prior art, the invention has the beneficial effects that:
1. the circularly polarized microstrip antenna with the guiding oscillator can play a guiding role on radio wave signals by arranging the metal patch component consisting of the metal patch in the corner cut and the peripheral metal patch, so that the stability of the antenna for receiving the radio wave signals is improved;
2. the circularly polarized microstrip antenna with the leading oscillator can perform small-range allocation on the radiation characteristic of the microstrip antenna after the PCB is processed by setting the metal cylinder with the adjustable radius and the adjustable height, so that the antenna meets the requirements of specific indexes, the debugging performance of an antenna product is improved, and the rejection rate of the product can be reduced by the allocation measure during mass production, thereby reducing the production cost.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the invention;
FIG. 2 is a schematic diagram of a partially disassembled structure of the present invention;
FIG. 3 is a schematic view of a metal patch assembly according to the present invention;
FIG. 4 is a schematic diagram of a split structure of a deployment branch node according to the present invention;
FIG. 5 is a schematic structural diagram of a feed probe according to the present invention;
FIG. 6 is a schematic view of a partial half-section structure of a feed probe according to the present invention;
FIG. 7 is a schematic view of the partially disassembled structure of the present invention;
FIG. 8 is a schematic diagram of a disassembled structure of a metal cylinder according to the present invention;
fig. 9 is a schematic view of the split structure of the height adjusting column in the invention.
In the figure:
1. a microwave dielectric substrate; 11. an upper mounting hole;
2. a metal floor; 21. a lower mounting hole;
3. a metal patch assembly; 31. metal patches in the corner cuts; 311. a through hole; 32. a peripheral metal patch;
4. allocating branch nodes; 41. allocating a lead; 42. a microstrip feed line;
5. a feed probe; 51. a fixing plate; 52. an L-type probe;
6. a metal cylinder; 61. a central column; 611. a threaded rod; 612. a nut; 613. a first limit groove; 614. first, the
A threaded hole; 62. thickening the sleeve; 621. a limiting strip; 622. a second limit groove; 63. an outer sleeve;
7. a height adjustment post; 71. a central adjustment post; 711. a thread block; 712. a third limiting groove; 713. second screw thread
An aperture; 72. thickening the adjusting sleeve; 73. an outer adjustment sleeve.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described invention is only a part of the invention, not the whole invention. All other inventions obtained by a person of ordinary skill in the art based on the inventions of the present invention without any creative efforts shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "intermediate", "length", "height", "thickness", "upper", "lower", "top", "bottom", "inner", "outer", and the like, as used herein, refer to an orientation or positional relationship as shown in the drawings, which are used for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting.
Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means at least one, e.g., one, two, three, etc., unless specifically limited otherwise.
Referring to fig. 1 to 9, the present invention provides a technical solution:
a circular polarization microstrip antenna with a leading oscillator comprises a microwave medium substrate 1, a metal floor 2 is fixed on the bottom surface of the microwave medium substrate 1 through screws, a metal patch component 3 is fixed on the top surface of the microwave medium substrate 1 through insulation glue adhesion, the metal patch component 3 comprises a corner cut inner metal patch 31, a through hole 311 is arranged in the middle of the corner cut inner metal patch 31, a peripheral metal patch 32 is arranged on the outer side of the corner cut inner metal patch 31, one side of the corner cut inner metal patch 31 is connected with a blending branch joint 4 through a blending wire 41, the other side of the blending branch joint 4 is connected with a feed probe 5 through a microstrip feeder line 42, a metal cylinder 6 is arranged in the through hole 311, the metal cylinder 6 comprises a central column 61, a plurality of thickening sleeves 62 are sequentially sleeved on the outer side of the central column 61 from inside to outside, wherein, an outer sleeve 63 is sleeved outside the thickening sleeve 62 at the outermost side, and the top end of the metal cylinder 6 is sequentially connected with a plurality of height adjusting columns 7 in a threaded manner.
In this embodiment, the microwave dielectric substrate 1 has an upper mounting hole 11 in the middle, and the metal floor 2 has a lower mounting hole 21 in the middle.
Furthermore, the microwave dielectric substrate 1 and the metal floor 2 have the same shape and size, and the peripheral metal patch 32 is matched with the outer edge of the microwave dielectric substrate 1 in shape and size, so that the outer edge of the bottom plate of the antenna is flat.
Further, the upper mounting hole 11 and the lower mounting hole 21 have the same aperture and are communicated up and down, so that the metal cylinder 6 can be mounted compactly.
In this embodiment, the feeding probe 5 includes a fixing plate 51, and an L-shaped probe 52 is fixed to the fixing plate 51 in a snap-fit manner.
Further, the outer end of the horizontal section of the L-shaped probe 52 is connected to the microstrip feed line 42, the bottom end of the vertical section of the L-shaped probe 52 passes through the microwave dielectric substrate 1 and then is connected to the inner core of the coaxial socket, and the L-shaped probe 52 is used for detecting the feed of the metal floor 2 and conducting the feed to the deployment branch node 4.
In this embodiment, the metal patch 31 in the corner cut realizes circular polarization by cutting off two vertex angles on the same diagonal line, a gap is left between the metal patch 31 in the corner cut and the peripheral metal patch 32, and a leading oscillator, that is, a container for radio wave signals, is formed between the gaps.
Furthermore, the adjusting branch joint 4 and the fixing plate 51 are fixed on the portion of the microwave dielectric substrate 1 in the gap by the adhesion of the insulating glue, so that the adjusting branch joint 4 and the feeding probe 5 are stably installed and are not in contact with other conductors, thereby maintaining the stability of use and avoiding affecting the stability of receiving radio signals.
In this embodiment, a threaded rod 611 is integrally formed at the bottom end of the central pillar 61, the length of the threaded rod 611 is greater than the sum of the thicknesses of the microwave dielectric substrate 1 and the metal floor 2, and the threaded rod 611 passes through the upper mounting hole 11 and the lower mounting hole 21 in sequence and is then connected with a nut 612 through threads, so that the central pillar 61 is firmly and stably mounted, and the central pillar 61 is short-circuited with the metal floor 2.
Further, the outer diameter of the central column 61 is larger than the diameter of the upper mounting hole 11, so that the central column 61 is prevented from sliding down into the upper mounting hole 11 during mounting.
Further, the outer diameter of the threaded rod 611 is equal to the aperture of the upper mounting hole 11, so that the threaded rod 611 is stably mounted and is not easy to shake, and meanwhile, the threaded rod 611 is ensured to be in sufficient contact with the metal floor 2 to keep a short-circuit state.
In addition, the outer diameter of the outer sleeve 63 is smaller than the diameter of the through hole 311 to ensure that the metal cylinder 6 of any thickness does not contact the corner cut inner metal patch 31, i.e. to ensure that the metal cylinder 6 does not electrically connect with the corner cut inner metal patch 31.
In this embodiment, the outer sidewall of the central post 61 is regularly provided with a plurality of first limiting grooves 613.
Further, a plurality of limiting strips 621 are regularly and integrally formed on the inner side wall of the thickening sleeve 62, and the limiting strips 621 correspond to the first limiting groove 613 in size and position one to one, so that the central column 61 is in close contact with the adjacent thickening sleeve 62 and is not easy to loosen, and meanwhile, the contact area between the central column and the adjacent thickening sleeve 62 can be increased.
Wherein, the outer diameters of a plurality of thickened sleeves 62 distributed from inside to outside are sequentially increased, and the thicknesses of each layer of thickened sleeves 62 are equal.
Further, a plurality of second limiting grooves 622 are regularly arranged on the outer side wall of the thickening sleeve 62, the first limiting grooves 613 and the second limiting grooves 622 are equal in size, that is, the second limiting grooves 622 of the thickening sleeve 62 are in clamping fit with the limiting strips of the adjacent thickening sleeve 62 on the outer side thereof, so that the metal cylinder 6 is kept in a compact state all the time.
In addition, a plurality of limiting strips 621 are regularly and integrally formed on the inner side wall of the outer sleeve 63, and a limiting groove is not formed on the outer side wall of the outer sleeve 63, so that the outer side of the metal cylinder 6 in the thickest state is smooth and flat.
In this embodiment, the height adjusting column 7 includes a central adjusting column 71, and the cross-sectional shapes and sizes of the central adjusting column 71 and the central column 61 are the same.
Furthermore, a first threaded hole 614 is formed in the top end of the central column 61, a threaded block 711 is integrally formed at the bottom end of the central adjusting column 71, and the threaded block 711 is in threaded connection with the first threaded hole 614, so that the central adjusting column 71 is tightly and stably mounted on the central column 61.
Further, the top end of the central adjusting column 71 is provided with a second threaded hole 713, the size of the second threaded hole 713 is the same as that of the first threaded hole 614, and then the central adjusting columns 71 can be sequentially tightly connected.
In this embodiment, a plurality of thickening adjusting sleeves 72 are sequentially sleeved on the outer side of the central adjusting column 71 from inside to outside, wherein an outer adjusting sleeve 73 is sleeved outside the thickening adjusting sleeve 72 on the outermost side.
Further, a plurality of third limiting grooves 712 are regularly arranged on the outer side wall of the central adjusting column 71.
Further, the cross-sectional shapes and the sizes of the thickening adjusting sleeve 72 and the thickening sleeve 62 are the same, and the cross-sectional shapes and the sizes of the outer adjusting sleeve 73 and the outer sleeve 63 are the same, namely, the height adjusting column 7 with any thickness is ensured to be matched with the metal column 6, and the thickness and the height of the whole metal column can be adjusted through the structure.
It should be noted that the dielectric constant of the microwave dielectric substrate 1 affects the size of the radiation pattern, the size of the metal patch 31 in the corner cut and the thickness of the microwave dielectric substrate 1 determine the operating frequency of the antenna, and the radius of the through hole 311 and the radius and height of the metal cylinder 6 affect the axial ratio of the antenna.
When the circularly polarized microstrip antenna with the guide oscillator is used, the dielectric constant and the plate thickness of a selected microwave medium substrate 1 are determined according to requirements, then metal patches 31 with proper sizes in corner cuts are installed on the microwave medium substrate 1, through holes 311 with proper sizes are selected, peripheral metal patches 32 with proper sizes are selected, then the optimal axial ratio characteristic is obtained by adjusting the height and the thickness of a metal cylinder 6, and finally the voltage standing wave ratio performance of the antenna is optimal within the working frequency by adjusting an adjusting support node 4.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above-described invention, and the above-described invention and the description thereof are only preferred examples of the present invention and are not intended to limit the present invention, and various changes and modifications may be made within the scope of the claimed invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a circular polarization microstrip antenna of oscillator is led to in area which characterized in that: the microwave antenna comprises a microwave medium substrate (1), a metal floor (2) is fixed on the bottom surface of the microwave medium substrate (1) through screws, a metal patch component (3) is fixed on the top surface of the microwave medium substrate (1) through insulation glue adhesion, the metal patch component (3) comprises a corner cut inner metal patch (31), a through hole (311) is formed in the middle of the corner cut inner metal patch (31), a peripheral metal patch (32) is arranged on the outer side of the corner cut inner metal patch (31), one side of the corner cut inner metal patch (31) is connected with a blending branch joint (4) through a blending wire (41), the other side of the blending branch joint (4) is connected with a feed probe (5) through a microstrip feeder line (42), a metal cylinder (6) is arranged in the through hole (311), the metal cylinder (6) comprises a central cylinder (61), a plurality of thickening sleeves (62) are sequentially sleeved on the outer side of the central cylinder (61) from inside to outside, wherein, an outer sleeve (63) is sleeved outside the thickening sleeve (62) at the outermost side, and the top end of the metal cylinder (6) is sequentially connected with a plurality of height adjusting columns (7) in a threaded manner.
2. The circularly polarized microstrip antenna with a director according to claim 1, wherein: the microwave medium base plate is characterized in that an upper mounting hole (11) is formed in the middle of the microwave medium base plate (1), a lower mounting hole (21) is formed in the middle of the metal floor (2), and the upper mounting hole (11) is equal to the lower mounting hole (21) in aperture and is communicated with the lower mounting hole in an up-and-down mode.
3. The circularly polarized microstrip antenna with a director according to claim 1, wherein: the feed probe (5) comprises a fixing plate (51), an L-shaped probe (52) is fixedly clamped in the fixing plate (51), the outer end of the horizontal section of the L-shaped probe (52) is connected with the microstrip feed line (42), and the bottom end of the vertical section of the L-shaped probe (52) penetrates through the microwave medium substrate (1) and then is connected with the inner core of the coaxial socket.
4. The circularly polarized microstrip antenna with a director according to claim 3 wherein: a gap is reserved between the metal patch (31) in the chamfer and the peripheral metal patch (32), and the allocation branch joint (4) and the fixing plate (51) are fixedly connected on the part of the microwave medium substrate (1) in the gap through insulating glue.
5. The circularly polarized microstrip antenna with a director according to claim 2, wherein: the bottom end of the central column (61) is integrally formed with a threaded rod (611), the length of the threaded rod (611) is larger than the sum of the thicknesses of the microwave medium substrate (1) and the metal floor (2), the threaded rod (611) sequentially penetrates through the upper mounting hole (11) and the lower mounting hole (21) and then is in threaded connection with a nut (612), the outer diameter of the central column (61) is larger than the aperture of the upper mounting hole (11), the outer diameter of the threaded rod (611) is equal to the aperture of the upper mounting hole (11), and the outer diameter of the outer sleeve (63) is smaller than the aperture of the through hole (311).
6. The circularly polarized microstrip antenna with a director according to claim 1, wherein: a plurality of first limiting grooves (613) are regularly arranged on the outer side wall of the central column (61), and a first threaded hole (614) is formed in the top end of the central column (61).
7. The circularly polarized microstrip antenna with a director according to claim 6, wherein: a plurality of limiting strips (621) are regularly and integrally formed on the inner side wall of the thickening sleeve (62), and a plurality of second limiting grooves (622) are regularly arranged on the outer side wall of the thickening sleeve (62).
8. The circularly polarized microstrip antenna with a director according to claim 7 wherein: the limiting strips (621) are matched with the first limiting grooves (613) in size and in one-to-one correspondence in position, and the first limiting grooves (613) are equal to the second limiting grooves (622) in size.
9. The circularly polarized microstrip antenna with a director according to claim 8, wherein: height-adjusting post (7) are including central regulation post (71), central regulation post (71) with the cross sectional shape, the size homogeneous phase of center post (61) are the same, the bottom integrated into one piece of central regulation post (71) has screw block (711), screw block (711) with first screw hole (614) threaded connection, the rule is equipped with a plurality of third spacing grooves (712) on the lateral wall of central regulation post (71), the top of central regulation post (71) is equipped with second screw hole (713), second screw hole (713) with first screw hole (614) size is the same.
10. The circularly polarized microstrip antenna with a director according to claim 9 wherein: the outside of center adjustment post (71) is equipped with a plurality of thick adjusting sleeve pipes (72) of adding from interior to outer cover in proper order, wherein the outside add thick adjusting sleeve pipe (72) overcoat and be equipped with outer adjusting sleeve pipe (73), add thick adjusting sleeve pipe (72) with add the cross sectional shape, the size homogeneous phase of thick sleeve pipe (62), outer adjusting sleeve pipe (73) with the cross sectional shape, the size homogeneous phase of outer tube (63) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010723481.4A CN111864363B (en) | 2020-07-24 | 2020-07-24 | Circular polarization microstrip antenna with leading oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010723481.4A CN111864363B (en) | 2020-07-24 | 2020-07-24 | Circular polarization microstrip antenna with leading oscillator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111864363A true CN111864363A (en) | 2020-10-30 |
| CN111864363B CN111864363B (en) | 2022-09-06 |
Family
ID=72950575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010723481.4A Active CN111864363B (en) | 2020-07-24 | 2020-07-24 | Circular polarization microstrip antenna with leading oscillator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111864363B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5668558A (en) * | 1995-03-31 | 1997-09-16 | Daewoo Electronics Co., Ltd. | Apparatus capable of receiving circularly polarized signals |
| CN101740870A (en) * | 2009-12-28 | 2010-06-16 | 中国电子科技集团公司第二十六研究所 | Miniaturized single feed point dual-frequency and dual-polarization microstrip antenna |
| CN102148428A (en) * | 2011-02-22 | 2011-08-10 | 中国电子科技集团公司第二十六研究所 | Miniature high-gain single-feed-point dual-band dual-polarized microstrip antenna |
| CN103151606A (en) * | 2013-02-04 | 2013-06-12 | 河北科技大学 | Nested type Koch fractal Beidou dual-frequency micro-strip antenna |
| CN103165988A (en) * | 2013-03-13 | 2013-06-19 | 电子科技大学 | Broadband circularly-polarized radio frequency identification (RFID) reader antenna |
| CN103401069A (en) * | 2013-08-20 | 2013-11-20 | 厦门大学 | Composite slit leading dual-band and double-fed microstrip antenna with low elevation and high gain |
| CN105896091A (en) * | 2016-06-07 | 2016-08-24 | 桂林电子科技大学 | Miniaturized broadband high-gain circular polarized microstrip antenna |
| CN108539401A (en) * | 2018-03-08 | 2018-09-14 | 电子科技大学 | A kind of double-deck single feedback circularly polarization microstrip patch array antenna units of LTCC |
| CN208401060U (en) * | 2018-06-29 | 2019-01-18 | 浙江嘉康电子股份有限公司 | Feed point adjustable single presents micro-strip circular polarized antenna |
| CN109378576A (en) * | 2018-11-23 | 2019-02-22 | 江苏中科智睿物联网科技有限公司 | A kind of wide band high-gain circularly-polarized patch Quasi-Yagi antenna |
| CN109713437A (en) * | 2018-12-05 | 2019-05-03 | 北京遥测技术研究所 | A kind of wide-band high gain circular polarization microstrip antenna |
| CN109742531A (en) * | 2019-03-22 | 2019-05-10 | 四川若航天宇科技有限公司 | A kind of micro-strip medium extended circular polarized antenna for radiation field measurement |
| CN210052844U (en) * | 2019-07-09 | 2020-02-11 | 成都北斗天线工程技术有限公司 | Low RCS rhombic conformal circularly polarized microstrip antenna |
-
2020
- 2020-07-24 CN CN202010723481.4A patent/CN111864363B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5668558A (en) * | 1995-03-31 | 1997-09-16 | Daewoo Electronics Co., Ltd. | Apparatus capable of receiving circularly polarized signals |
| CN101740870A (en) * | 2009-12-28 | 2010-06-16 | 中国电子科技集团公司第二十六研究所 | Miniaturized single feed point dual-frequency and dual-polarization microstrip antenna |
| CN102148428A (en) * | 2011-02-22 | 2011-08-10 | 中国电子科技集团公司第二十六研究所 | Miniature high-gain single-feed-point dual-band dual-polarized microstrip antenna |
| CN103151606A (en) * | 2013-02-04 | 2013-06-12 | 河北科技大学 | Nested type Koch fractal Beidou dual-frequency micro-strip antenna |
| CN103165988A (en) * | 2013-03-13 | 2013-06-19 | 电子科技大学 | Broadband circularly-polarized radio frequency identification (RFID) reader antenna |
| CN103401069A (en) * | 2013-08-20 | 2013-11-20 | 厦门大学 | Composite slit leading dual-band and double-fed microstrip antenna with low elevation and high gain |
| CN105896091A (en) * | 2016-06-07 | 2016-08-24 | 桂林电子科技大学 | Miniaturized broadband high-gain circular polarized microstrip antenna |
| CN108539401A (en) * | 2018-03-08 | 2018-09-14 | 电子科技大学 | A kind of double-deck single feedback circularly polarization microstrip patch array antenna units of LTCC |
| CN208401060U (en) * | 2018-06-29 | 2019-01-18 | 浙江嘉康电子股份有限公司 | Feed point adjustable single presents micro-strip circular polarized antenna |
| CN109378576A (en) * | 2018-11-23 | 2019-02-22 | 江苏中科智睿物联网科技有限公司 | A kind of wide band high-gain circularly-polarized patch Quasi-Yagi antenna |
| CN109713437A (en) * | 2018-12-05 | 2019-05-03 | 北京遥测技术研究所 | A kind of wide-band high gain circular polarization microstrip antenna |
| CN109742531A (en) * | 2019-03-22 | 2019-05-10 | 四川若航天宇科技有限公司 | A kind of micro-strip medium extended circular polarized antenna for radiation field measurement |
| CN210052844U (en) * | 2019-07-09 | 2020-02-11 | 成都北斗天线工程技术有限公司 | Low RCS rhombic conformal circularly polarized microstrip antenna |
Non-Patent Citations (2)
| Title |
|---|
| WENYAN LI 等: "Comparative Study on High Gain Planar Circularly Polarized Antenna with Different Directors", 《2019 IEEE INTERNATIONAL CONFERENCE ON COMPUTATIONAL ELECTROMAGNETICS (ICCEM)》 * |
| 张艳君，等: "圆柱共形全向圆极化天线的设计与实现", 《制造业自动化》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111864363B (en) | 2022-09-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6177911B1 (en) | Mobile radio antenna | |
| RU2745409C1 (en) | Antenna mounting base and antenna itself | |
| US5734350A (en) | Microstrip wide band antenna | |
| CN2877057Y (en) | Wide-band omnidirectional ceiling antenna | |
| CN104900998A (en) | Low-profile dual-polarized base station antenna | |
| CN201887148U (en) | High-performance broadband dual-frequency omnidirectional antenna | |
| CN111342216B (en) | Beam width reconfigurable antenna | |
| CN210926326U (en) | Miniaturized ultra-wideband base station antenna unit | |
| CN201601217U (en) | Dual-wideband omnidirectional ceiling antenna | |
| CN104300209B (en) | Vertical polarization ceiling omnidirectional antenna | |
| CN205282644U (en) | Four miniaturized arm helical antenna | |
| CN203300786U (en) | Broadband missile-borne measuring-controlling antenna | |
| CN111864363B (en) | Circular polarization microstrip antenna with leading oscillator | |
| CN1034096A (en) | The structure of microwave antenna | |
| CN111864364B (en) | Antenna structure for improving axial ratio of circularly polarized corner-cut microstrip antenna | |
| CN111864365B (en) | Dual-polarized microstrip antenna with guide structure | |
| CN208423185U (en) | A kind of microstrip antenna using H-shaped cutler feed | |
| CN112490662A (en) | Novel 5G antenna | |
| CN110943285A (en) | Satellite-borne VHF antenna | |
| CN210430122U (en) | Circular polarization yagi antenna structure | |
| CN208208990U (en) | A kind of stacking micro-strip UHF antenna | |
| CN108598680B (en) | E-band high-performance antenna | |
| CN217848316U (en) | Circularly polarized antenna | |
| CN208111699U (en) | A kind of dual-polarization omnidirectional antenna | |
| CN214254725U (en) | Novel 5G antenna |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |