CN113571880B - NR antenna for CPE - Google Patents
NR antenna for CPE Download PDFInfo
- Publication number
- CN113571880B CN113571880B CN202010347244.2A CN202010347244A CN113571880B CN 113571880 B CN113571880 B CN 113571880B CN 202010347244 A CN202010347244 A CN 202010347244A CN 113571880 B CN113571880 B CN 113571880B
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- China
- Prior art keywords
- antenna
- radiating arms
- cpe
- frame body
- feed point
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
- H01Q5/28—Arrangements for establishing polarisation or beam width over two or more different wavebands
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/50—Feeding or matching arrangements for broad-band or multi-band operation
Abstract
The invention provides an NR antenna for CPE, comprising a shell, an octagonal prismatic mounting frame arranged in the shell and four antenna units arranged on each surface of the mounting frame at intervals; the antenna unit comprises a square substrate, two blade-shaped first radiating arms arranged on one surface of the substrate along the diagonal direction of the substrate, a first feed point arranged on the first radiating arms, a first feed point, two blade-shaped second radiating arms arranged on the other surface of the substrate, a second feed point arranged on the second radiating arms and a second feed point, wherein the two first radiating arms and the two second radiating arms are mutually perpendicular. The arrangement of 4 antenna units can improve the coverage of antenna beams and enhance the signal receiving and transmitting strength of the antenna; the two first radiating arms and the two second radiating arms form the + -45 DEG dual polarized antenna, and on the premise of ensuring the unchanged performance index, the antenna height space is saved by about 90%, and the high integration and miniaturization of the CPE base station antenna are realized.
Description
Technical Field
The invention relates to the technical field of antennas, in particular to an NR antenna for CPE.
Background
The current generation of 5G communication is rapid, and meanwhile, 5G terminal equipment is also in a large number of markets, and the customized demand is emerging, so that the requirements on the novel communication base station technology are also higher and higher. The importance of a base station antenna, including macro and micro base stations, as a transmitting and receiving means for electromagnetic waves is self-evident. The traditional micro base station antennas are mostly ME DIPOLE antennas, and the occupied area is larger, and although the performance index can be met, the miniaturization and low cost difficulty increase of base station terminal products are caused.
The China industry and informatization department uses 3.3-3.8GHz and 4.4-5.0GHz as the fifth generation mobile communication system (sub 6 GHz) frequency bands. The bandwidth of the 5G antenna is more covered with 3.3-5.0GHz on the basis of the original 4G frequency band, which increases the design difficulty of the antenna. The antenna meets the 5G network frequency band and the low-cost small-size micro base station terminal antenna, and is a problem to be solved urgently by research personnel. The traditional ME DIPOLE antenna is adopted by the traditional small base station NR antenna, electromagnetic waves are output or received by the mode of coupling the ME DIPOLE antenna with the radiating arm, and an effective working range of an NR frequency band can be achieved, however, the ME DIPOLE antenna often occupies a larger space, so that the cost is high, the assembly is difficult, the whole size of the antenna is large, and the miniaturization and low-cost requirements of the whole CPE become difficult.
Disclosure of Invention
The technical problem solved by the invention is to provide an NR antenna for CPE.
In order to solve the technical problems, the invention provides an NR antenna for CPE, which comprises a shell, an octagonal prism-shaped mounting frame arranged in the shell and four antenna units arranged on each surface of the mounting frame at intervals;
the antenna unit comprises a square substrate, two blade-shaped first radiating arms arranged on one surface of the substrate along the diagonal direction of the substrate, a first feed point arranged on one of the first radiating arms, a first feed point arranged on the other of the first radiating arms, two blade-shaped second radiating arms arranged on the other surface of the substrate along the diagonal direction of the substrate, a second feed point arranged on one of the second radiating arms and a second feed point arranged on the other of the second radiating arms, wherein the two first radiating arms and the two second radiating arms are mutually perpendicular.
Further, the mounting bracket includes first support body and with the second support body that the first support body links to each other, first support body include octagonal roof, with the three first curb plate that the three adjacent limit of roof links to each other and respectively with the edge two first curb plate links to each other first connecting plate, the second support body include with three first curb plate symmetry set up three second curb plate and respectively with the edge two the second connecting plate that the second curb plate links to each other, three first curb plate, three second curb plate, two first connecting plate and two the second connecting plate form eight sides of mounting bracket.
Further, one of the first connecting plates is provided with a long through groove.
Further, a plurality of through holes corresponding to the through grooves are formed in the shell.
Further, the length, width and height of the housing are 90mm, 90mm and 180mm, respectively.
Further, two edges in the middle of the first frame body and the second frame body are provided with semi-cylindrical positioning grooves, and the bottom of each positioning groove is provided with a screw hole communicated with the positioning groove.
Further, the eight sides of the mounting frame are respectively provided with a mounting clamping groove, and the base plate is fixed in the mounting clamping grooves through buckles.
Further, the top surface of roof is provided with a convex installation piece, the both ends of installation piece are provided with the mounting hole respectively, be provided with the reference column respectively on four angles of installation piece.
Further, a plurality of transmission holes are respectively formed in the circumference of the top and the bottom of the shell, and a rubber pad is arranged at the bottom of the shell.
According to the NR antenna for the CPE, 4 antenna units are arranged, so that the coverage of antenna beams can be improved, the signal receiving and transmitting strength of the antenna can be enhanced, and the use experience of a user can be enhanced; the two first radiating arms and the two second radiating arms form two groups of dipole antennas, a + -45-degree dual polarized antenna is formed, the design of polarization mismatch problem in communication transmission can be solved, the antenna height space is saved by about 90% on the premise of ensuring the invariable performance index, the high integration and miniaturization of the CPE base station antenna are realized, the ultra-wideband antenna characteristics are realized, the 4G and 5G network frequency bands can be covered simultaneously, the requirement of the 5G communication technology on bandwidth is met, the advantages of small size, high gain, low cost and the like are achieved, and the mass productivity is high.
Drawings
Fig. 1 is a schematic diagram of an NR antenna for CPE of the present invention;
fig. 2 is a schematic diagram of the internal structure of an NR antenna for CPE according to the present invention;
fig. 3 is a schematic diagram of a first frame of an NR antenna for a CPE of the present invention;
fig. 4 is a schematic diagram of a first side of an antenna element of an NR antenna for a CPE of the present invention;
fig. 5 is a schematic diagram of a second side of an antenna element of an NR antenna for a CPE of the present invention;
fig. 6 is a first side VSWR index graph of the NR antenna for the CPE of the present invention;
fig. 7 is a second side VSWR index graph of the NR antenna for the CPE of the present invention;
marked in the figure as: the antenna comprises a shell 1, a transmission hole 11, a rubber pad 12, a mounting frame 2, a first frame body 21, a top plate 211, a first side plate 212, a first connecting plate 213, a through groove 214, a through hole 215, a mounting block 216, a mounting hole 217, a positioning column 218, a second frame body 22, a second side plate 221, a second connecting plate 222, a positioning groove 23, a mounting clamping groove 24, an antenna unit 3, a substrate 31, a first radiating arm 32, a first feeding point 33, a first feeding point 34, a second radiating arm 35, a second feeding point 36 and a second feeding point 37.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
As shown in fig. 1 and 7, an NR antenna for CPE includes a housing 1, an octagonal prism-shaped mounting frame 2 provided in the housing 1, and four antenna units 3 provided at intervals on respective surfaces of the mounting frame 2; the antenna unit 3 includes a square base plate 31, two blade-shaped first radiating arms 32 disposed on one surface of the base plate 31 along a diagonal direction of the base plate 31, a first feeding point 33 disposed on one of the first radiating arms 32, a first feeding point 34 disposed on the other of the first radiating arms 32, two blade-shaped second radiating arms 35 disposed on the other surface of the base plate 31 along a diagonal direction of the base plate 31, a second feeding point 36 disposed on one of the second radiating arms 35, and a second feeding point 37 disposed on the other of the second radiating arms 35, wherein the two first radiating arms 32 and the two second radiating arms 35 are perpendicular to each other. The 4 antenna units 3 are arranged, so that the coverage of antenna beams can be improved, the signal receiving and transmitting strength of the antenna can be enhanced, and the use experience of a user can be enhanced; the two first radiating arms 32 and the two second radiating arms 35 form two groups of dipole antennas to form a + -45-degree dual polarized antenna, so that the design of polarization mismatch problem in communication transmission can be solved, the space of the antenna height is saved by about 90% on the premise of ensuring unchanged performance indexes, the high integration and miniaturization of the CPE base station antenna are realized, the ultra-wideband antenna characteristics are realized, the 4G and 5G network frequency bands can be covered simultaneously, the requirement of the 5G communication technology on bandwidth is met, the advantages of small size, high gain, low cost and the like are achieved, and the mass productivity is high.
The mounting frame 2 comprises a first frame body 21 and a second frame body 22 connected with the first frame body 21, the first frame body 21 comprises an octagonal top plate 211, three first side plates 212 connected with three adjacent sides of the top plate 211 and first connecting plates 213 connected with two first side plates 212 at the edge respectively, the second frame body 22 comprises three second side plates 221 symmetrically arranged with the three first side plates 212 and second connecting plates 222 connected with two second side plates 221 at the edge respectively, and eight side surfaces of the mounting frame 2 are formed by the three first side plates 212, the three second side plates 221, the two first connecting plates 213 and the two second connecting plates 222.
One of the first connecting plates 213 is provided with an elongated through slot 214.
The casing 1 is provided with a plurality of through holes 215 corresponding to the through grooves 214.
Specifically, the length, width and height of the housing 1 are 90mm, 90mm and 180mm, respectively. The NR antenna size for CPE is only 10% of that of a conventional same performance index antenna.
Semi-cylindrical positioning grooves 23 are formed in the middle of the first frame body 21 and the middle of the second frame body 22, and screw holes communicated with the positioning grooves are formed in the bottoms of the positioning grooves respectively. The shell 1 can be provided with a semicircular positioning edge matched with the positioning groove 23, the semicircular positioning edge is positioned in the semicircular positioning groove 23, the shell 1 and the mounting frame 2 are fixed by matching, and the shell is locked by a screw arranged in the screw hole after being fixed.
The eight sides of the mounting frame 2 are respectively provided with a mounting clamping groove 24, and the base plate 31 is fixed in the mounting clamping grooves 24 through a buckle.
The top surface of the top plate 211 is provided with a protruding mounting block 216, two ends of the mounting block 216 are respectively provided with a mounting hole 217, and four corners of the mounting block 216 are respectively provided with a positioning column 218.
The top and the bottom circumference of casing 1 are provided with a plurality of transmission holes 11 respectively, the bottom of casing 1 is provided with rubber pad 12. The rubber pad 12 is used for being in direct contact with the ground, a tabletop and the like, is wear-resistant and skid-proof, and has high stability.
As shown in fig. 6 and 7, in the ultra-wideband range of 2G-6G, the VSWR of the first surface and the second surface of the antenna unit 3 is better than 2, and the antenna unit has excellent electrical radiation performance.
According to the NR antenna for the CPE, 4 antenna units 3 are arranged, so that the coverage of antenna beams can be improved, the signal receiving and transmitting strength of the antenna can be enhanced, and the use experience of a user can be enhanced; the two first radiating arms 32 and the two second radiating arms 35 form two groups of dipole antennas to form a + -45-degree dual polarized antenna, so that the design of polarization mismatch problem in communication transmission can be solved, the space of the antenna height is saved by about 90% on the premise of ensuring unchanged performance indexes, the high integration and miniaturization of the CPE base station antenna are realized, the ultra-wideband antenna characteristics are realized, the 4G and 5G network frequency bands can be covered simultaneously, the requirement of the 5G communication technology on bandwidth is met, the advantages of small size, high gain, low cost and the like are achieved, and the mass productivity is high.
The above description is only of the preferred embodiments of the present invention, and is not intended to limit the invention in any way, and any person skilled in the art may make many possible variations and modifications to the technical solution of the present invention using the above disclosed method without departing from the scope of the technical solution of the present invention, which is defined in the claims.
Claims (7)
1. An NR antenna for CPE, characterized by: the antenna comprises a shell, an octagonal prismatic mounting frame arranged in the shell, and four antenna units arranged on the surfaces of the mounting frame at intervals;
the antenna unit comprises a square base plate, two blade-shaped first radiating arms arranged on one surface of the base plate along the diagonal direction of the base plate, a first feed point arranged on one of the first radiating arms, a first feed point arranged on the other first radiating arm, two blade-shaped second radiating arms arranged on the other surface of the base plate along the diagonal direction of the base plate, a second feed point arranged on one of the second radiating arms and a second feed point arranged on the other second radiating arm, wherein the two first radiating arms and the two second radiating arms are mutually perpendicular;
the mounting frame comprises a first frame body and a second frame body connected with the first frame body, wherein the first frame body comprises an octagonal top plate, three first side plates connected with three adjacent sides of the top plate and first connecting plates connected with two first side plates at the edge respectively, the second frame body comprises three second side plates symmetrically arranged with the three first side plates and second connecting plates connected with two second side plates at the edge respectively, and eight side surfaces of the mounting frame are formed by the three first side plates, the three second side plates, the two first connecting plates and the two second connecting plates;
the eight sides of the mounting frame are respectively provided with a mounting clamping groove, and the base plate is fixed in the mounting clamping grooves through buckles.
2. The NR antenna for a CPE of claim 1 wherein: one of the first connecting plates is provided with a long strip-shaped through groove.
3. The NR antenna for a CPE of claim 2 wherein: the shell is provided with a plurality of through holes corresponding to the through grooves.
4. The NR antenna for a CPE of claim 1 wherein: the length, width and height of the housing are 90mm, 90mm and 180mm, respectively.
5. The NR antenna for a CPE of claim 1 wherein: the two edges of the middle parts of the first frame body and the second frame body are provided with semi-cylindrical positioning grooves, and the bottom of each positioning groove is provided with a screw hole communicated with the positioning groove.
6. The NR antenna for a CPE of claim 1 wherein: the top surface of roof is provided with a convex installation piece, the both ends of installation piece are provided with the mounting hole respectively, be provided with the reference column respectively on four angles of installation piece.
7. The NR antenna for a CPE of claim 1 wherein: the top and the bottom circumference of casing are provided with a plurality of transmission holes respectively, the bottom of casing is provided with the rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010347244.2A CN113571880B (en) | 2020-04-28 | 2020-04-28 | NR antenna for CPE |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010347244.2A CN113571880B (en) | 2020-04-28 | 2020-04-28 | NR antenna for CPE |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113571880A CN113571880A (en) | 2021-10-29 |
| CN113571880B true CN113571880B (en) | 2023-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010347244.2A Active CN113571880B (en) | 2020-04-28 | 2020-04-28 | NR antenna for CPE |
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| Country | Link |
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| CN (1) | CN113571880B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205960210U (en) * | 2016-08-23 | 2017-02-15 | 安谱络(苏州)通讯技术有限公司 | Dual polarized antenna unit and multi -frequency antenna |
| WO2018018966A1 (en) * | 2016-07-27 | 2018-02-01 | 京信通信技术(广州)有限公司 | Antenna radiation unit and multi-band base station antenna |
| CN208226077U (en) * | 2018-04-11 | 2018-12-11 | 滁州安飞信电子科技有限公司 | A kind of low frequency dual polarization vibrator |
| WO2019062654A1 (en) * | 2017-09-27 | 2019-04-04 | 华南理工大学 | Novel spread spectrum broadband base station antenna |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107134639B (en) * | 2017-05-26 | 2019-08-20 | 华南理工大学 | Broadband dual-frequency base-station antenna array is isolated in high alien frequencies |
| EP3624262B1 (en) * | 2017-06-01 | 2024-02-28 | Huawei Technologies Co., Ltd. | Dual-polarized radiation unit, antenna, base station and communication system |
-
2020
- 2020-04-28 CN CN202010347244.2A patent/CN113571880B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018018966A1 (en) * | 2016-07-27 | 2018-02-01 | 京信通信技术(广州)有限公司 | Antenna radiation unit and multi-band base station antenna |
| CN205960210U (en) * | 2016-08-23 | 2017-02-15 | 安谱络(苏州)通讯技术有限公司 | Dual polarized antenna unit and multi -frequency antenna |
| WO2019062654A1 (en) * | 2017-09-27 | 2019-04-04 | 华南理工大学 | Novel spread spectrum broadband base station antenna |
| CN208226077U (en) * | 2018-04-11 | 2018-12-11 | 滁州安飞信电子科技有限公司 | A kind of low frequency dual polarization vibrator |
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| Publication number | Publication date |
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| CN113571880A (en) | 2021-10-29 |
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