CN218385726U - C-band dual-polarization M-MIMO base station antenna - Google Patents
C-band dual-polarization M-MIMO base station antenna Download PDFInfo
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- CN218385726U CN218385726U CN202222464607.8U CN202222464607U CN218385726U CN 218385726 U CN218385726 U CN 218385726U CN 202222464607 U CN202222464607 U CN 202222464607U CN 218385726 U CN218385726 U CN 218385726U
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- station antenna
- reflecting plate
- phase shifter
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Abstract
The utility model relates to a C wave band double polarization M-MIMO base station antenna. The utility model comprises a 3G feeder board, a 3G vibrator, a metal reflecting plate, an isolating strip, a phase shifter, a joint cable, an end cover, a printed circuit board and an electric adjusting component; the 3G feed line plates are connected to the front face of the metal reflecting plate, the 3G vibrators are connected to the 3G feed line plates, and the 3G vibrators are distributed in a rectangular array; the isolation strip is connected to the front surface of the metal reflecting plate and used for isolating the 3G vibrators; the phase shifter is connected to the back surface of the metal reflecting plate, and a port of the phase shifter is connected with a port of the 3G feed board through a cable; the joint cable penetrates through an end cover on the side surface of the metal reflecting plate and is connected with a main feed port of the phase shifter; the printed circuit board is connected to the front surface of the metal reflecting plate, and the electric adjusting assembly is connected to the back surface of the metal reflecting plate. The utility model is suitable for a complex environment, coverage is wide and coverage efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of the base station antenna technique and specifically relates to indicate a C wave band double polarization M-MIMO base station antenna.
Background
The Multiple Input Multiple Output (MIMO) or Multiple Transmit Multiple Receive Antenna (MTMRA) technology is a significant breakthrough in the smart antenna technology in the field of wireless mobile communication. The technology can improve the capacity and the spectrum utilization rate of a communication system by times without increasing the bandwidth, and is a key technology which must be adopted by a new generation of mobile communication system. Currently, research on new generation mobile communication technology is started or planned in various countries, and a place is occupied in the future mobile communication field. With the development of technology, a future mobile communication broadband and wireless access convergence system becomes a current hot research subject, and the MIMO system is one of the directions in which people research more. The existing MIMO base station antenna has larger volume and higher complexity, and the development cost is increased.
Disclosure of Invention
Therefore, the present invention provides a C-band dual polarization M-MIMO (massive MIMO, abbreviated as M-MIMO) base station antenna to improve spectrum efficiency, energy efficiency, and antenna complexity and deployment cost.
In order to solve the technical problem, the utility model provides a C wave band dual polarization M-MIMO base station antenna, including 3G feeder plate, 3G oscillator, metal reflecting plate, parting strip, looks shifter, joint cable, end cover, printed circuit board and electricity accent subassembly; the 3G feed line plates are connected to the front face of the metal reflecting plate, the 3G vibrators are connected to the 3G feed line plates, and the 3G vibrators are distributed in a rectangular array; the isolation strip is connected to the front surface of the metal reflecting plate and used for isolating the 3G vibrators; the phase shifter is connected to the back surface of the metal reflecting plate, and a port of the phase shifter is connected with a port of the 3G feed line plate through a cable; the joint cable penetrates through an end cover on the side surface of the metal reflecting plate and is connected with a main feed port of the phase shifter; the printed circuit board is connected to the front surface of the metal reflecting plate, and the electric tuning assembly is connected to the back surface of the metal reflecting plate.
In an embodiment of the present invention, the 3G vibrator is connected to the 3G feeder board by welding.
In an embodiment of the present invention, the 3G feeder board and the isolation bar are both connected to the front surface of the metal reflection plate by plastic rivets.
The utility model discloses an in an embodiment, the metal reflecting plate openly is equipped with first stand, first stand is connected with first screw, printed circuit board is positive in the metal reflecting plate through first stand and first screwed connection.
The utility model discloses an in an embodiment, the metal reflecting plate back is equipped with the second stand, the second stand is connected with the second screw, move looks ware through second stand and second screwed connection in the metal reflecting plate back.
In an embodiment of the present invention, the joint cable is connected to the main feed port of the phase shifter by welding.
In an embodiment of the present invention, the metal reflector has a front surface further provided with a radome supporting member.
In an embodiment of the present invention, the printed circuit board is an FR4 printed circuit board.
Compared with the prior art, the technical scheme of the utility model have following advantage:
the utility model discloses a C wave band dual polarization M-MIMO base station antenna, the antenna adopts the printed circuit board form, can effectively reduce the volume, reduces the antenna deployment cost; the array antenna is adopted, the phase shifter is arranged, the 3700-4000MHz frequency band is covered, the method is suitable for complex environments, the coverage range is wide, and the coverage efficiency is high.
Drawings
In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which
Fig. 1 is the overall structure schematic diagram of the C-band dual-polarized M-MIMO base station antenna of the present invention.
Fig. 2 is an overall structure schematic diagram of another view angle of the C-band dual-polarized M-MIMO base station antenna of the present invention.
The specification reference numbers indicate: 1. a 3G feeder board; 2. a 3G oscillator; 3. a metal reflective plate; 4. a spacer bar; 5. a phase shifter; 6. a splice cable; 7. an end cap; 8. a printed circuit board; 9. electrically adjusting the component; 10. a first upright post; 11. a second upright; 12. a radome support member.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1 to 2, the C-band dual-polarization M-MIMO base station antenna of the present invention includes a 3G feeder board 1, a 3G oscillator 2, a metal reflection plate 3, a spacer 4, a phase shifter 5, a joint cable 6, an end cover 7, a printed circuit board 8, and an electrical tuning assembly 9;
the 3G feeder boards 1 are connected to the front face of the metal reflecting plate 3, the 3G vibrators 2 are connected to the 3G feeder boards 1, and the 3G vibrators 2 are distributed in a rectangular array;
the isolation strips 4 are connected to the front surface of the metal reflecting plate 3, and the isolation strips 4 are used for isolating the 3G vibrators 2;
the phase shifter 5 is connected to the back surface of the metal reflecting plate 3, and a port of the phase shifter 5 is connected with a port of the 3G feed line board 1 through a cable;
the joint cable 6 passes through an end cover 7 on the side surface of the metal reflecting plate 3 and is connected with a main feed port of the phase shifter 5;
printed circuit board 8 connects in metal reflecting plate 3 openly, electricity accent subassembly 9 is connected in metal reflecting plate 3 back.
Specifically, the 3G vibrator 2 is connected to the 3G feeder board 1 by soldering.
Specifically, the 3G feeder board 1 and the isolation bar 4 are connected to the front surface of the metal reflection plate 3 through plastic rivets.
Specifically, the front surface of the metal reflection plate 3 is provided with a first upright post 10, the first upright post 10 is connected with a first screw, and the printed circuit board 8 is connected to the front surface of the metal reflection plate 3 through the first upright post 10 and the first screw.
Specifically, a second upright 11 is disposed on the back surface of the metal reflection plate 3, the second upright 11 is connected to a second screw, and the phase shifter 5 is connected to the back surface of the metal reflection plate 3 through the second upright 11 and the second screw.
Specifically, the joint cable 6 is connected to the main feed port of the phase shifter 5 by soldering.
Specifically, the metal reflector 3 is further provided with a radome support member 12 on the front surface. The assembled antenna can be housed in the radome through the radome support cover.
Specifically, the printed circuit board 8 is an FR4 printed circuit board 8, and the joint cable 6 is a 4.3 joint.
The antenna of the utility model adopts a printed circuit board form, which can effectively reduce the volume and reduce the deployment cost of the antenna; the array antenna is adopted, the phase shifter 5 is arranged, the 3700-4000MHz frequency band is covered, the method is suitable for complex environments, the coverage range is wide, and the coverage efficiency is high.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced by equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (8)
1. A C-band dual-polarization M-MIMO base station antenna is characterized by comprising a 3G feeder board (1), a 3G oscillator (2), a metal reflecting board (3), an isolating strip (4), a phase shifter (5), a joint cable (6), an end cover (7), a printed circuit board (8) and an electric tuning assembly (9);
the 3G feeder boards (1) are connected to the front face of the metal reflecting board (3), the 3G vibrators (2) are connected to the 3G feeder boards (1), and the 3G vibrators (2) are distributed in a rectangular array;
the isolation strip (4) is connected to the front surface of the metal reflection plate (3), and the isolation strip (4) is used for isolating the 3G vibrators (2);
the phase shifter (5) is connected to the back of the metal reflecting plate (3), and a port of the phase shifter (5) is connected with a port of the 3G feeder board (1) through a cable;
the joint cable (6) penetrates through an end cover (7) on the side face of the metal reflecting plate (3) and is connected with a main feed port of the phase shifter (5);
the printed circuit board (8) is connected to the front surface of the metal reflecting plate (3), and the electric adjusting assembly (9) is connected to the back surface of the metal reflecting plate (3).
2. A C-band dual polarized M-MIMO base station antenna according to claim 1, characterized in that the 3G elements (2) are connected to the 3G feeder board (1) by soldering.
3. The C-band dual-polarized M-MIMO base station antenna according to claim 1, wherein the 3G feeder plates (1) and the isolation strips (4) are connected to the front surface of the metal reflector plate (3) by plastic rivets.
4. The C-band dual-polarization M-MIMO base station antenna as claimed in claim 1, wherein the front surface of the metal reflector plate (3) is provided with a first upright post (10), the first upright post (10) is connected with a first screw, and the printed circuit board (8) is connected to the front surface of the metal reflector plate (3) through the first upright post (10) and the first screw.
5. The C-band dual-polarization M-MIMO base station antenna as claimed in claim 1, wherein a second post (11) is disposed on the back of the metal reflection plate (3), a second screw is connected to the second post (11), and the phase shifter (5) is connected to the back of the metal reflection plate (3) through the second post (11) and the second screw.
6. A C-band dual polarized M-MIMO base station antenna according to claim 1, characterized in that said junction cables (6) are connected by welding to the main feed ports of the phase shifters (5).
7. A C-band dual polarized M-MIMO base station antenna according to claim 1, characterized in that the front face of the metallic reflector plate (3) is further provided with a radome support member (12).
8. A C-band dual polarized M-MIMO base station antenna according to claim 1, characterized in that said printed circuit board (8) is an FR4 printed circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222464607.8U CN218385726U (en) | 2022-09-16 | 2022-09-16 | C-band dual-polarization M-MIMO base station antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222464607.8U CN218385726U (en) | 2022-09-16 | 2022-09-16 | C-band dual-polarization M-MIMO base station antenna |
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| Publication Number | Publication Date |
|---|---|
| CN218385726U true CN218385726U (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222464607.8U Active CN218385726U (en) | 2022-09-16 | 2022-09-16 | C-band dual-polarization M-MIMO base station antenna |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117293563A (en) * | 2023-11-27 | 2023-12-26 | 广州司南技术有限公司 | Upright type non-cable dual-polarized electrically-controlled base station antenna |
-
2022
- 2022-09-16 CN CN202222464607.8U patent/CN218385726U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117293563A (en) * | 2023-11-27 | 2023-12-26 | 广州司南技术有限公司 | Upright type non-cable dual-polarized electrically-controlled base station antenna |
| CN117293563B (en) * | 2023-11-27 | 2024-02-27 | 广州司南技术有限公司 | Upright type non-cable dual-polarized electrically-controlled base station antenna |
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