CN107546481B - Patch antenna structure, antenna feeder board and base station transceiver - Google Patents
Patch antenna structure, antenna feeder board and base station transceiver Download PDFInfo
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- CN107546481B CN107546481B CN201710675895.2A CN201710675895A CN107546481B CN 107546481 B CN107546481 B CN 107546481B CN 201710675895 A CN201710675895 A CN 201710675895A CN 107546481 B CN107546481 B CN 107546481B
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Abstract
The invention discloses a patch antenna structure, comprising: an antenna cover; the metal floor is arranged on one side of the antenna housing and keeps a certain distance from the antenna housing, and a feed patch is connected to the side wall, facing the antenna housing, of the metal floor; and the antenna radiation paster of laminating on the lateral wall of the antenna house of antenna house towards metal floor one side, wherein: the antenna radiation patch keeps a certain distance from the metal floor to keep the radio frequency characteristic of the patch antenna. The invention also discloses a base station transceiver and an antenna feeder board. By implementing the patch antenna structure, the antenna feeder board and the base station transceiver, the height of the antenna is reduced on the premise of ensuring the bandwidth of the antenna; the structure of the whole machine is optimized, and the volume of the product is reduced.
Description
Technical Field
The invention relates to the field of communication equipment, in particular to a patch antenna structure, an antenna feeder board and a base station transceiver.
Background
In the prior art, the antenna design schemes of base stations such as antenna feeder boards, base station transceivers and the like have the following technical defects due to unreasonable structures, for example:
the existing base station antenna design scheme is mostly of a split type, namely, the antenna is designed and processed independently and then assembled together with the antenna housing. Thus, a certain gap must be left between the antenna and the antenna housing, and the height of the antenna is increased objectively.
Furthermore, although there is an artificial magnetic conductor technology that can reduce the height of a base station antenna, this technology can be used only in a narrow band condition, and in a dual polarization application, there may occur a side effect of deteriorating port isolation and cross polarization.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a patch antenna structure, an antenna feeder board and a base station transceiver, which can reduce the height of the antenna on the premise of ensuring the bandwidth of the antenna; the structure of the whole machine is optimized, and the volume of the product is reduced.
In order to solve the above technical problem, an embodiment of the present invention provides a patch antenna structure, including: an antenna cover; the metal floor is arranged on one side of the antenna housing and keeps a certain distance from the antenna housing, and the antenna housing and the metal floor are both in a thin plate shape and keep parallel; the antenna house is connected with the feed paster on the lateral wall of the antenna house of metal floor one side to and the laminating is at the antenna radiation paster on the lateral wall of the antenna house of antenna house towards metal floor one side, and the feed paster is established to a plurality ofly, and evenly arranges, and the feed paster is protruding to be established on the antenna radiation paster, wherein: the antenna radiation patch keeps a certain distance from the metal floor, and the feed patch keeps a certain distance from the metal floor to keep the radio frequency characteristic of the patch antenna; the side wall of the antenna housing facing one side of the metal floor is provided with a groove body for assembling the antenna radiation patch, the shape and the arrangement depth of the groove body are matched with the shape and the height of the antenna radiation patch, and the antenna radiation patch is arranged in the groove body.
Wherein, antenna radiation paster and antenna house integrated into one piece.
In order to solve the above technical problem, the present invention also discloses a base station transceiver, including: radio frequency digital component and connect the antenna filtering subassembly in radio frequency digital component one side, the antenna filtering subassembly includes: an antenna feeder board which is kept at a certain distance from the radio frequency digital assembly; install the dielectric filter in antenna feeder board one side, dielectric filter links to each other with antenna feeder board and radio frequency digital component respectively, wherein: the antenna feeder board includes: an antenna cover; the metal floor is arranged on one side of the antenna housing and keeps a certain distance from the antenna housing, and the antenna housing and the metal floor are both in a thin plate shape and keep parallel; a feed patch is connected to the side wall of the antenna housing, which faces one side of the metal floor; and the antenna radiation paster of laminating on the lateral wall of the antenna house of antenna house towards metal floor one side, the feed paster is set to a plurality ofly to evenly arrange, the feed paster is protruding to be established on the antenna radiation paster, wherein: the antenna radiation patch keeps a certain distance from the metal floor, and the feed patch keeps a certain distance from the metal floor to keep the radio frequency characteristic of the patch antenna; the side wall of the antenna housing facing one side of the metal floor is provided with a groove body for assembling the antenna radiation patch, the shape and the arrangement depth of the groove body are matched with the shape and the height of the antenna radiation patch, and the antenna radiation patch is arranged in the groove body.
The dielectric filter is attached to the metal floor on one side of the metal floor facing the radio frequency digital assembly.
Wherein, the radio frequency digital assembly includes: the medium filter is connected to the radio frequency digital unit through a connector.
Wherein, antenna radiation paster and antenna house integrated into one piece.
In order to solve the technical problem, the invention also discloses an antenna feeder board with the patch antenna structure.
The patch antenna structure, the antenna feeder board and the base station transceiver provided by the invention have the following beneficial effects:
first, the laminating of antenna radiation paster is on the lateral wall of the antenna house of antenna house towards metal floor one side for the antenna radiation paster is located the inboard of antenna house, and on the basis that the realization antenna house protected the antenna radiation paster, can eliminate the too big problem of product volume because of there being the clearance between antenna house and the antenna radiation paster and leading to.
Secondly, because the antenna radiation patch keeps a certain distance from the metal floor, the radio frequency characteristics such as broadband of the patch antenna can be kept basically unchanged, but the height can be obviously reduced.
Thirdly, the reduction in height dimension of the patch antenna structure enables the miniaturization of the whole base transceiver station, which, in combination with other efforts in miniaturization such as passive devices, allows the overall structure to be further optimized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of an assembled cross-sectional structure of a base transceiver station of an embodiment of the present invention.
Fig. 2 shows a first embodiment of the sectional structure of the patch antenna assembly of the present invention.
Fig. 3 is a second embodiment of the sectional structure of the patch antenna assembly of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a first embodiment of a base transceiver station of the present invention is shown.
The base transceiver station in this embodiment includes: radio frequency digital assembly 1 and connect the antenna filtering subassembly in radio frequency digital assembly 1 one side, the antenna filtering subassembly includes: an antenna feeder board 21 which is kept at a certain distance from the radio frequency digital component 1; a dielectric filter 22 installed at one side of the antenna feeder 21, the dielectric filter 22 being connected to the antenna feeder 21 and the rf digital assembly 1, respectively, wherein: the antenna feeder board 21 includes: an antenna cover 211; a metal floor 212 which is arranged at one side of the antenna cover 211 and keeps a certain distance with the antenna cover 211, and a feed patch 213 is connected to the side wall of the metal floor at one side of the metal floor 212 facing the antenna cover 211; and an antenna radiation patch 3 attached to a side wall of the radome 211 on a side of the radome 211 facing the metal floor 212, wherein: the antenna radiation patch 3 is kept at a distance from the metal floor 212 to maintain the radio frequency characteristics of the patch antenna 3.
In specific implementation, the rf digital component 1 is an active part of a base transceiver station, and includes: a radio frequency digital unit and a power supply. The rf digital assembly 1 including the rf digital unit and the power supply in this embodiment is a flat plate structure, which is convenient for assembly and facilitates miniaturization of the product.
Further, an antenna filter assembly 2 is disposed at the adjacent side of the radio frequency digital assembly 1, which is a passive part of the base transceiver station, and the antenna filter assembly 2 includes an antenna feeder board 21 and a dielectric filter 22. Wherein: the antenna feeder board 21 is a flat plate, and is disposed parallel to the flat plate-shaped rf digital assembly 1 and is kept at a distance from the antenna feeder board 21. The dielectric filter 22 is disposed between the antenna feeder board 21 and the rf digital assembly 1 and is connected to the antenna feeder board 21 and the rf digital assembly 1, respectively.
The dielectric filter 22 is in a thin block shape, one side surface of the dielectric filter is attached to one side surface of the metal floor 212 of the antenna feeder board 21 facing the radio frequency digital component 1, and the other side of the dielectric filter 22 is connected to the radio frequency digital component 1 through the connector T. The dielectric filters 22 in this embodiment are two pieces arranged uniformly, and are respectively assembled between the antenna feeder board 21 and the rf digital module 1 in the above-described connection manner.
The antenna feeder board 21 includes: an antenna cover 211; and a metal floor 212 disposed at a position on one side of the antenna cover 211 and spaced from the antenna cover 211, wherein the antenna cover 211 and the metal floor 212 are both in a thin plate shape and parallel to each other.
Further, a plurality of feed patches 213 are connected to a side wall of the metal floor 212 on a side of the metal floor 212 facing the radome 211, and the feed patches 213 are uniformly arranged, and the feed patches 213 are convexly disposed on the side wall of the metal floor 212.
The antenna radiation patch 3 is attached to the side wall of the antenna cover 211 on the side of the antenna cover 211 facing the metal floor 122, so that the antenna radiation patch 3 is arranged to function as: can eliminate the space between antenna radiation paster 3 and the antenna house 211 for on whole antenna still is in the basis under the antenna house 211 guard action, further reduce the height of antenna, satisfy the structural performance requirement.
In a preferred embodiment, a groove 2111 for mounting the antenna radiation patch 3 is formed in a side wall of the antenna housing 211 facing the metal floor 212, a shape and an opening depth of the groove 2111 are adapted to a shape and a height of the antenna radiation patch 3, and the antenna radiation patch 3 is mounted in the groove 2111. So can be better the problem of solving the space between antenna radiation patch 3 and antenna house 211.
In the above embodiment, since the antenna radiation patch 3 is kept at a certain distance from the metal floor 212, compared with a conventional antenna structure having a gap between the antenna radiation patch 3 and the antenna cover 211, the distance from the antenna radiation patch 3 to the metal floor 212 is kept unchanged, so that the radio frequency characteristics of the antenna, such as the broadband, are also basically kept unchanged, but the height of the antenna can be obviously reduced.
In the preferred embodiment, the antenna radiation patch 3 and the antenna cover 311 are integrally formed, so that the gap between the antenna radiation patch 3 and the antenna cover 311 can be completely eliminated, the assembly process is greatly simplified, and the control cost is more facilitated.
In another embodiment of the base transceiver station of this embodiment, as shown in fig. 3, the feeding patch 213 is disposed on the sidewall of the antenna cover 211 on the side of the antenna cover 211 facing the metal floor 212 according to actual use requirements. Specifically, one side wall of the radome 211 is protruded to ensure coupling with the feed circuit of the metal floor 212, and at this time, the feed patch 213 covers the portion of the protruded radome 211.
In the base transceiver station in this embodiment, the dielectric filter 22, which is also greatly reduced in size, and the antenna feeder board 21, which is optimized in height and size, are assembled and interconnected, so that a large area can be saved in a main board of the base transceiver station, and thus the overall structure of the base transceiver station is further optimized, and the base transceiver station is more beneficial to the area division of other components on the structure, such as a more definite passive part and a more definite active part.
The invention also discloses an antenna structure, and the implementation mode of the antenna structure is the same as that of the antenna feed board, and the description is omitted here.
The patch antenna structure, the antenna feeder board and the base station transceiver provided by the invention have the following beneficial effects:
first, the laminating of antenna radiation paster is on the lateral wall of the antenna house of antenna house towards metal floor one side for the antenna radiation paster is located the inboard of antenna house, and on the basis that the realization antenna house protected the antenna radiation paster, can eliminate the too big problem of product volume because of there being the clearance between antenna house and the antenna radiation paster and leading to.
Secondly, because the antenna radiation patch keeps a certain distance from the metal floor, the radio frequency characteristics such as broadband of the patch antenna can be kept basically unchanged, but the height can be obviously reduced.
Thirdly, the reduction in height dimension of the patch antenna structure enables the miniaturization of the whole base transceiver station, which, in combination with other efforts in miniaturization such as passive devices, allows the overall structure to be further optimized.
Claims (7)
1. A patch antenna structure, comprising:
an antenna cover;
the metal floor is arranged on one side of the antenna housing and keeps a certain distance with the antenna housing, and the antenna housing and the metal floor are both in a thin plate shape and keep parallel;
a feed patch is connected to the side wall, facing the metal floor, of the antenna housing; and
the laminating is in the antenna house orientation metal floor one side antenna radiation paster on the lateral wall of antenna house, the feed paster is established to a plurality ofly to evenly arrange, the feed paster is protruding to be established on the antenna radiation paster, wherein: the antenna radiation patch keeps a certain distance from the metal floor, and the feed patch keeps a certain distance from the metal floor to keep the radio frequency characteristic of the patch antenna;
the antenna house orientation set up on the lateral wall of metal floor one side and be used for the assembly the cell body of antenna radiation paster, the shape of cell body with set up the degree of depth with the shape and the high looks adaptation of antenna radiation paster, the antenna radiation paster is installed in the cell body.
2. A patch antenna structure according to claim 1, wherein the antenna radiating patch is integrally formed with the radome.
3. A base transceiver station, comprising: radio frequency digital assembly and connect in the antenna filtering subassembly of radio frequency digital assembly one side, the antenna filtering subassembly includes: an antenna feeder board kept at a certain distance from the radio frequency digital assembly; install the dielectric filter of antenna feeder board one side, dielectric filter respectively with antenna feeder board with the radio frequency digital component links to each other, wherein: the antenna feeder board includes:
an antenna cover;
the metal floor is arranged on one side of the antenna housing and keeps a certain distance with the antenna housing, and the antenna housing and the metal floor are both in a thin plate shape and keep parallel; a feed patch is connected to the side wall, facing the metal floor, of the antenna housing; and
the laminating is in the antenna house orientation metal floor one side antenna radiation paster on the lateral wall of antenna house, the feed paster is established to a plurality ofly to evenly arrange, the feed paster is protruding to be established on the antenna radiation paster, wherein: the antenna radiation patch keeps a certain distance from the metal floor, and the feed patch keeps a certain distance from the metal floor to keep the radio frequency characteristic of the patch antenna;
the antenna house orientation set up on the lateral wall of metal floor one side and be used for the assembly the cell body of antenna radiation paster, the shape of cell body with set up the degree of depth with the shape and the high looks adaptation of antenna radiation paster, the antenna radiation paster is installed in the cell body.
4. The base transceiver station of claim 3, wherein said dielectric filter is adhesively mounted on said metal floor on a side of said metal floor facing said radio frequency digital components.
5. A base transceiver station as claimed in claim 3 or 4, characterised in that the radio frequency digital components comprise: the medium filter is connected to the radio frequency digital unit through a connector.
6. The base transceiver station of claim 3, wherein the antenna radiating patch is integrally formed with the radome.
7. An antenna feed board, characterized in that it comprises a patch antenna structure according to claim 1 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710675895.2A CN107546481B (en) | 2017-08-09 | 2017-08-09 | Patch antenna structure, antenna feeder board and base station transceiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710675895.2A CN107546481B (en) | 2017-08-09 | 2017-08-09 | Patch antenna structure, antenna feeder board and base station transceiver |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107546481A CN107546481A (en) | 2018-01-05 |
| CN107546481B true CN107546481B (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710675895.2A Active CN107546481B (en) | 2017-08-09 | 2017-08-09 | Patch antenna structure, antenna feeder board and base station transceiver |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020096093A1 (en) * | 2018-11-09 | 2020-05-14 | Samsung Electronics Co., Ltd. | A patch antenna structure, an antenna feeder plate and a base station transceiver |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0374908A (en) * | 1989-08-16 | 1991-03-29 | Toyo Commun Equip Co Ltd | Microstrip antenna of stack type |
| JPH08181531A (en) * | 1994-12-26 | 1996-07-12 | Toyo Commun Equip Co Ltd | Slot coupling microstrip antenna with radome |
| JP2006121406A (en) * | 2004-10-21 | 2006-05-11 | Nippon Dengyo Kosaku Co Ltd | Array antenna |
| CN200990677Y (en) * | 2006-12-26 | 2007-12-12 | 京信通信技术(广州)有限公司 | Active intelligent antenna system |
| CN105846051A (en) * | 2016-05-13 | 2016-08-10 | 深圳三星通信技术研究有限公司 | Method for reducing height of base station antenna, and base station antenna |
| CN106169651A (en) * | 2015-05-21 | 2016-11-30 | 中兴通讯股份有限公司 | A kind of active antenna equipment and base station |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103490151B (en) * | 2013-08-30 | 2015-08-26 | 大连海事大学 | A kind of L-waveband broadband circular polarization micro-strip antenna |
-
2017
- 2017-08-09 CN CN201710675895.2A patent/CN107546481B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0374908A (en) * | 1989-08-16 | 1991-03-29 | Toyo Commun Equip Co Ltd | Microstrip antenna of stack type |
| JPH08181531A (en) * | 1994-12-26 | 1996-07-12 | Toyo Commun Equip Co Ltd | Slot coupling microstrip antenna with radome |
| JP2006121406A (en) * | 2004-10-21 | 2006-05-11 | Nippon Dengyo Kosaku Co Ltd | Array antenna |
| CN200990677Y (en) * | 2006-12-26 | 2007-12-12 | 京信通信技术(广州)有限公司 | Active intelligent antenna system |
| CN106169651A (en) * | 2015-05-21 | 2016-11-30 | 中兴通讯股份有限公司 | A kind of active antenna equipment and base station |
| CN105846051A (en) * | 2016-05-13 | 2016-08-10 | 深圳三星通信技术研究有限公司 | Method for reducing height of base station antenna, and base station antenna |
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| CN107546481A (en) | 2018-01-05 |
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