Modular combined antenna architecture

Abstract

Disclosed in the present invention is a modular combined antenna architecture, comprising an antenna housing, a mounting frame, a reflecting plate, an element assembly, a phase-shifter assembly, a main feed assembly, and a control module. The reflecting plate is arranged on the mounting frame and is provided with a plurality of phase-shifter cavities; the element assembly is mounted on the front surface of the reflecting plate; the phase-shifter assembly is mounted on the back surface of the reflecting plate and extends into the phase-shifter cavities; the main feed assembly is mounted on the back surface of the reflecting plate and is connected to the element assembly; and the control module is mounted on the antenna housing and is connected to the phase-shifter assembly and the main feed assembly. By means of the structure, different assemblies can be selected and combined for installation according to frequency band requirements simply by replacing the element assembly, the phase-shifter assembly, and the main feed assembly; and the element assembly, the phase-shifter assembly and the main feed assembly are integrated and do not require additional coaxial cables for interconnection, enabling modular high-efficiency manufacturing, increasing the utilization rate of limited internal space of an antenna, and enhancing product versatility and standardization.

Description

A modular combined antenna architecture Technical Field

[0001] This invention relates to the field of antennas, and in particular to a modular combined antenna architecture. Background Technology

[0002] Current base station antenna architectures primarily use aluminum reflectors to mount various components, such as arrays, debugging components, phase shifters, transmission modules, control modules, end caps, and outer covers, onto the reflector. These components are then connected via coaxial cables. This type of antenna structure requires specific reflectors and matching components for different frequency bands, resulting in a wide variety of components, poor platform versatility, and long cable welding times leading to low assembly efficiency and difficulty in achieving modularity. Therefore, a modular, modular antenna architecture is urgently needed to address these issues. Technical solutions

[0003] This invention aims to solve at least one of the technical problems existing in the prior art. To this end, this invention proposes a modular combined antenna architecture.

[0004] One embodiment of the present invention provides a technical solution to solve its technical problem: a modular combined antenna architecture, including an antenna radome, a mounting frame, a reflector, an array element assembly, a phase shifting assembly, a main feed assembly, and a control module;

[0005] The mounting frame is installed inside the antenna radome;

[0006] The reflector is mounted on the mounting frame and has several phase-shifting cavities;

[0007] The array assembly is mounted on the front of the reflector;

[0008] The phase-shifting assembly is mounted on the back of the reflector and extends into the phase-shifting cavity. The phase-shifting assembly is connected to the array assembly.

[0009] The main feed assembly is mounted on the back of the reflector and connected to the array assembly;

[0010] The control module is mounted on the radome and connected to the phase shifting assembly and the main feed assembly.

[0011] As one of the preferred embodiments of the present invention, the array component includes a combining integrated plate and a plurality of arrays disposed on the combining integrated plate, the combining integrated plate being mounted on the front side of the reflector.

[0012] As one of the preferred embodiments of the present invention, a transmission module is provided on the mounting frame, one end of the transmission module is connected to the control module, and the other end is connected to the phase shifting component via a pull rod.

[0013] As one of the preferred embodiments of the present invention, a first support base is provided on the back of the reflector to abut against the antenna cover, and a pull rod passes through the first support base.

[0014] As one of the preferred embodiments of the present invention, a main feed cable connecting the control module and the main feed assembly is provided on the back of the reflector.

[0015] As one of the preferred embodiments of the present invention, a second support base is provided on the back of the reflector to abut against the radome, and the main feed cable passes through the second support base.

[0016] As one of the preferred embodiments of the present invention, a first isolation plate and a second isolation plate are arranged opposite to each other on both sides of the reflector or on both sides of the mounting frame, and the array assembly is located between the first isolation plate and the second isolation plate.

[0017] In one of the preferred embodiments of the present invention, the reflector is connected to the mounting frame by a first screw.

[0018] In one of the preferred embodiments of the present invention, the array component, the phase shifting component and / or the main feed component are connected to the reflector via a second screw.

[0019] As one of the preferred embodiments of the present invention, the phase-shifting cavity is integrally pultruded from a reflector plate. Beneficial effects

[0020] The beneficial effects of this invention are as follows: A modular combined antenna architecture includes an radome, a mounting frame, a reflector, an array element assembly, a phase shifting assembly, a main feed assembly, and a control module. The mounting frame is installed inside the radome. The reflector is installed on the mounting frame and has several phase shifting cavities. The array element assembly is installed on the front side of the reflector. The phase shifting assembly is installed on the back side of the reflector and extends into the phase shifting cavities, and the phase shifting assembly is connected to the array element assembly. The main feed assembly is installed on the back side of the reflector and is connected to the array element assembly. The control module is installed on the radome and is connected to the phase shifting assembly and the main feed assembly. Through the above structure, different components can be selected and combined according to frequency band requirements. Only the array element assembly, phase shifting assembly, and main feed assembly need to be replaced. Moreover, the array element assembly, phase shifting assembly, and main feed assembly are integrated as a whole, eliminating the need for additional coaxial cable connections. This enables modular and efficient production, improves the utilization rate of the antenna's internal space, and enhances the product's versatility and standardization. Attached Figure Description

[0021] The above and / or additional aspects and advantages of the present invention will become apparent and readily understood from the description of the embodiments taken in conjunction with the following drawings, in which:

[0022] Figure 1 is a schematic diagram of the first structure of a modular combined antenna architecture;

[0023] Figure 2 is a schematic diagram of the second structure of a modular combined antenna architecture;

[0024] Figure 3 is a schematic diagram of the first part of a modular combined antenna architecture;

[0025] Figure 4 is a schematic diagram of the second part of a modular combined antenna architecture;

[0026] Figure 5 is a schematic diagram of the third part of a modular combined antenna architecture;

[0027] Figure 6 is a schematic diagram of the fourth part of a modular combined antenna architecture;

[0028] Figure 7 is a schematic diagram of the fifth part of a modular combined antenna architecture;

[0029] Figure 8 is a magnified view of region A in Figure 7. The best embodiment of the present invention

[0030] This section will describe in detail specific embodiments of the present invention. Preferred embodiments of the present invention are shown in the accompanying drawings. The purpose of the drawings is to supplement the textual description with graphics, so that people can intuitively and vividly understand each technical feature and overall technical solution of the present invention, but they should not be construed as limiting the scope of protection of the present invention.

[0031] In the description of this invention, "multiple" means two or more; "greater than," "less than," and "exceeding" are understood to exclude the stated number; "above," "below," and "within" are understood to include the stated number. The use of "first" and "second" in the description is merely for distinguishing technical features and should not be construed as indicating or implying relative importance, or implicitly indicating the number of indicated technical features, or implicitly indicating the order of the indicated technical features.

[0032] In the description of this invention, it should be understood that the orientation descriptions, such as up, down, front, back, left, right, etc., are based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limiting this invention.

[0033] In this invention, unless otherwise explicitly defined, the terms "setting," "installing," and "connecting" should be interpreted broadly. For example, they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to a fixed connection, a detachable connection, or an integrally formed connection; they can refer to a mechanical connection; they can refer to the internal connection of two components or the interaction between two components. Those skilled in the art can reasonably determine the specific meaning of the above terms in this invention in conjunction with the specific content of the technical solution.

[0034] Referring to Figures 1 to 8, a modular combined antenna architecture includes an antenna radome 10, a mounting frame 20, a reflector 30, an array element 40, a phase shifting element 50, a main feed element 60, and a control module 70.

[0035] The mounting frame 20 is installed inside the antenna cover 10;

[0036] The reflector 30 is mounted on the mounting frame 20 and is provided with several phase-shifting cavities 31;

[0037] The array assembly 40 is mounted on the front of the reflector 30;

[0038] The phase shifting assembly 50 is mounted on the back of the reflector 30 and extends into the phase shifting cavity 31. The phase shifting assembly 50 is connected to the array assembly 40.

[0039] The main feed assembly 60 is mounted on the back of the reflector 30 and connected to the array assembly 40;

[0040] The control module 70 is mounted on the radome 10 and connected to the phase shifting assembly 50 and the main feed assembly 60.

[0041] 1) Referring to Figures 2-8, in this invention, different array components 40, phase shift components 50, and main feed components 60 are selected according to the user's frequency band requirements. The array components 40 are then installed on the front side of the reflector 30, and the phase shift components 50 and main feed components 60 are installed on the back side of the reflector 30 to form a modular assembly. In some embodiments, the array components 40, phase shift components 50, and / or main feed components 60 are connected to the reflector 30 by a second screw 94. The modular assembly is then fitted into the mounting frame 20. In some embodiments, the reflector 30 (modular assembly) is connected to the mounting frame 20 by a first screw 93.

[0042] 2) Referring to Figures 4 and 7, in some embodiments, a transmission module 81 is provided on the mounting frame 20. One end of the transmission module 81 is connected to the control module 70, and the other end is connected to the phase shifting component 50 via a pull rod 82. The mounting component 14 and the transmission module 81 are fixed to the mounting frame 20. The transmission module 81 is connected to the phase shifting component 50 via the pull rod 82, so that the control module 70 can control the phase shifting component 50. Furthermore, a first support seat 32 that abuts against the antenna cover 10 is provided on the back of the reflector 30. The pull rod 82 passes through the first support seat 32. The first support seat 32 is provided to support the pull rod 82 and to guide and limit its sliding. The mounting component 14 is used to connect the base station antenna to the mounting bracket. The mounting bracket can adjust the mechanical tilt angle and / or horizontal azimuth angle of the base station antenna.

[0043] 3) Referring to Figures 4 and 7, in some embodiments, a main feed cable 83 connecting the control module 70 and the main feed assembly 60 is provided on the back of the reflector 30; the connector assembly 72 on the radome 10 is connected to the main feed assembly 60 through the main feed cable 83. Furthermore, a second support 33 abutting against the radome 10 is provided on the back of the reflector 30, and the main feed cable 83 passes through the second support 33; the second support 33 is provided to support the main feed cable 83; it should be noted that different main feed cables 83 are arranged for different frequency bands of the array 42 to feed signals of different frequency bands.

[0044] 4) Referring to Figures 1-5, the radome 10 includes a sleeve 11, an upper cover 12, and a lower cover 13. The sleeve 11 is fitted onto the outside of the mounting frame 20, the reflector 30, the array assembly 40, the phase shift assembly 50, and the main feed assembly 60. The upper cover 12 covers the upper opening of the sleeve 11, and the lower cover 13 covers the lower opening of the sleeve 11. The control module 70, the scale 71, and the connector assembly 72 are mounted on the lower cover 13.

[0045] 5) Referring to Figures 3 and 6, in some embodiments, the array component 40 includes a combining integrated board 41 and a plurality of arrays 42 disposed on the combining integrated board 41. The combining integrated board 41 is mounted on the front side of the reflector 30. The plurality of arrays 42 constitute a plurality of arrays of the same and / or different frequency bands, and are combined by the combining circuit on the combining integrated board 41, and then connected to the phase shift component 60 and the main feed component 60.

[0046] 6) Referring to Figures 3-6, in some embodiments, a first isolation plate 91 and a second isolation plate 92 arranged opposite to each other are provided on both sides of the reflector 30 or on both sides of the mounting frame 20, and the array assembly 40 is located between the first isolation plate 91 and the second isolation plate 92; the isolation degree of the array assembly 40 is improved by providing the first isolation plate 91 and the second isolation plate 92. Furthermore, a third isolation plate can be provided between the array elements 42 in the same column and / or row of the array assembly 40 to further improve the isolation degree.

[0047] 7) Referring to Figures 3-4 and 6-8, in some embodiments, the phase shifting cavity 31 is integrally pultruded from the reflector plate 30; it should be noted that the phase shifting assembly 50 is composed of a phase shifting circuit board, a dielectric plate, etc., wherein the phase shifting circuit board and the dielectric plate are located inside the phase shifting cavity 31, and the phase shifting is achieved by changing the position of the dielectric plate inside the phase shifting cavity 31 through the pull rod 82.

[0048] 8) The advantages of the present invention are: the above structure allows for the selection and combination of different components according to frequency band requirements. Only the array element, phase shifter, and main feeder need to be replaced. The array element, phase shifter, and main feeder are integrated into one unit, eliminating the need for additional coaxial cable connections. This enables modular and efficient production, improves the utilization rate of the antenna's internal space, and enhances the product's versatility and standardization.

[0049] Of course, the present invention is not limited to the above-described embodiments. Those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention. All such equivalent modifications and substitutions are included within the scope defined by the claims of this application.

Claims

1. A modular combined antenna architecture, characterized in that: It includes an antenna radome (10), a mounting frame (20), a reflector (30), an array element assembly (40), a phase shifting assembly (50), a main feed assembly (60), and a control module (70); The mounting frame (20) is installed inside the antenna cover (10); The reflector (30) is mounted on the mounting frame (20) and has a plurality of phase shift cavities (31). The array component (40) is mounted on the front of the reflector (30); The phase shifting assembly (50) is mounted on the back of the reflector (30) and extends into the phase shifting cavity (31). The phase shifting assembly (50) is connected to the array assembly (40). The main feed assembly (60) is mounted on the back of the reflector (30) and connected to the array assembly (40); The control module (70) is mounted on the radome (10) and connected to the phase shifting assembly (50) and the main feed assembly (60).

2. The modular combined antenna architecture according to claim 1, characterized in that: The array component (40) includes a combining integrated plate (41) and a plurality of arrays (42) disposed on the combining integrated plate (41), the combining integrated plate (41) being mounted on the front side of the reflector (30).

3. The modular combined antenna architecture according to claim 1, characterized in that: A transmission module (81) is provided on the mounting frame (20). One end of the transmission module (81) is connected to the control module (70), and the other end is connected to the phase shifting component (50) via a pull rod (82).

4. The modular combined antenna architecture according to claim 3, characterized in that: The back of the reflector (30) is provided with a first support base (32) that abuts against the antenna cover (10), and the pull rod (82) passes through the first support base (32).

5. A modular combined antenna architecture according to claim 1, characterized in that: The back of the reflector (30) is provided with a main feed cable (83) connecting the control module (70) and the main feed assembly (60).

6. A modular combined antenna architecture according to claim 5, characterized in that: The back of the reflector (30) is provided with a second support (33) that abuts against the radome (10), and the main feed cable (83) passes through the second support (33).

7. A modular combined antenna architecture according to claim 1, characterized in that: The reflector (30) and the mounting frame (20) are provided with a first isolation plate (91) and a second isolation plate (92) arranged opposite to each other, and the array component (40) is located between the first isolation plate (91) and the second isolation plate (92).

8. A modular combined antenna architecture according to claim 1, characterized in that: The reflector (30) is connected to the mounting frame (20) by a first screw (93).

9. A modular combined antenna architecture according to claim 1, characterized in that: The array component (40), phase shift component (50) and / or main feed component (60) are connected to the reflector (30) by a second screw (94).

10. A modular combined antenna architecture according to claim 1, characterized in that: The phase-shifting cavity (31) is integrally pultruded from the reflector plate (30).

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