CN220569882U - Waveguide conversion module, phased array transceiver and active phased array antenna - Google Patents
Waveguide conversion module, phased array transceiver and active phased array antenna Download PDFInfo
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- CN220569882U CN220569882U CN202322346127.6U CN202322346127U CN220569882U CN 220569882 U CN220569882 U CN 220569882U CN 202322346127 U CN202322346127 U CN 202322346127U CN 220569882 U CN220569882 U CN 220569882U
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Abstract
The utility model discloses a waveguide conversion module, a phased array transceiver and an active phased array antenna. The waveguide conversion module includes: a housing comprising two opposing bottom surfaces, and a side surface located between the bottom surfaces; a plurality of waveguide ports are formed in one bottom surface of the shell, and a plurality of first blind matching seats which are in one-to-one correspondence with the plurality of waveguide ports are formed in one side surface of the shell; the first blind matching seat is used for connecting a receiving and transmitting assembly; the waveguide conversion module further comprises a plurality of coaxial waveguide conversion circuits which are in one-to-one correspondence with the waveguide ports, the coaxial waveguide conversion circuits are arranged in the shell, one ends of the coaxial waveguide conversion circuits are connected with the corresponding waveguide ports, and the other ends of the coaxial waveguide conversion circuits are connected with the corresponding first blind matching seats. The utility model can solve the problems of huge volume, complex installation and the like of the waveguide conversion structure between the transceiver module and the antenna.
Description
Technical Field
The utility model relates to the technical field of active phased antennas, in particular to a waveguide conversion module, a phased array transceiver and an active phased array antenna.
Background
The active phased array antenna has important application in the fields of modern wireless transceiver systems, phased array radars and the like, and the active phased array antenna and the transceiver module are required to be connected by radio frequency. However, as the working frequency increases, the space between phased array antenna units becomes narrower, the space between the channels of the transceiver is limited by the radio frequency link layout, and it is difficult to meet the requirement of directly matching the space between the channels of the antennas, and increasing the space between the channels by using the waveguide adapter results in the problems of complex antenna structure, complicated installation, huge volume and the like.
Disclosure of Invention
The utility model provides a waveguide conversion module, a phased array transceiver and an active phased array antenna, which are used for solving the problems of huge volume, complex installation and the like of a waveguide conversion structure between the transceiver module and the antenna.
According to an aspect of the present utility model, there is provided a waveguide conversion module for connecting a transceiver module and an antenna module, the waveguide conversion module comprising:
a housing comprising two opposing bottom surfaces, and a side surface located between the bottom surfaces;
a plurality of waveguide ports are formed in one bottom surface of the shell, and a plurality of first blind matching seats which are in one-to-one correspondence with the plurality of waveguide ports are formed in one side surface of the shell; the first blind matching seat is used for connecting a receiving and transmitting assembly;
the waveguide conversion module further comprises a plurality of coaxial waveguide conversion circuits which are in one-to-one correspondence with the waveguide ports, the coaxial waveguide conversion circuits are arranged in the shell, one ends of the coaxial waveguide conversion circuits are connected with the corresponding waveguide ports, and the other ends of the coaxial waveguide conversion circuits are connected with the corresponding first blind matching seats.
Optionally, a plurality of first protruding portions and a plurality of first recessed portions are arranged on the side surface of the first blind matching seat at intervals, and one first protruding portion or one first recessed portion is arranged between two adjacent first blind matching seats.
Optionally, the waveguide conversion module further includes a plurality of microstrip boards, and the coaxial waveguide conversion circuit is an L-shaped microstrip line disposed on the microstrip board.
Optionally, the microstrip plate is welded or crimped within the housing.
According to another aspect of the present utility model there is provided a phased array transceiver device comprising at least one transceiver component and at least one waveguide conversion module as described above; the phased array transceiver further comprises a plurality of blind mate connectors; the receiving and transmitting assembly comprises opposite bottom surfaces and side surfaces arranged between the opposite bottom surfaces;
a plurality of second blind matching seats are arranged on the side face of the receiving and transmitting assembly; one end of the blind mating connector is connected with the first blind mating seat, and the other end of the blind mating connector is connected with the second blind mating seat.
Optionally, a plurality of first protruding portions and a plurality of first recessed portions are arranged on the side surface of the first blind matching seat in the waveguide conversion module at intervals, and one first protruding portion or one first recessed portion is arranged between two adjacent first blind matching seats;
the side surface of the receiving and transmitting assembly, on which the second blind matching seat is arranged, is provided with a plurality of second protruding parts and a plurality of second recessed parts which are arranged at intervals, and one second protruding part or one second recessed part is arranged between two adjacent second blind matching seats;
the first concave part is meshed with the second convex part, and the first convex part is meshed with the second concave part.
Optionally, the blind-mate connector is an SMP-KK type, SSMP-KK type, or SMPM-KK type radio frequency connector.
Optionally, the number of second blind mating seats in the transceiver component is less than or equal to the number of first blind mating seats in the waveguide conversion module.
According to another aspect of the present utility model there is provided an active phased array antenna comprising a phased array transceiver and an antenna assembly as described above;
the bottom surface of the waveguide conversion module and the bottom surface of the receiving-transmitting component are parallel to the antenna array surface of the antenna component.
Optionally, the waveguide conversion module is attached to the bottom surface of the waveguide port and the antenna array surface.
According to the technical scheme, the waveguide conversion module comprises a shell, wherein the shell comprises two opposite bottom surfaces and side surfaces positioned between the bottom surfaces; a plurality of waveguide ports are arranged on one bottom surface of the shell, and a plurality of first blind matching seats which are in one-to-one correspondence with the plurality of waveguide ports are arranged on one side surface of the shell; the first blind matching seat is used for connecting the receiving and transmitting assembly; the waveguide conversion module further comprises a plurality of coaxial waveguide conversion circuits which are in one-to-one correspondence with the waveguide ports, the coaxial waveguide conversion circuits are arranged in the shell, one ends of the coaxial waveguide conversion circuits are connected with the corresponding waveguide ports, and the other ends of the coaxial waveguide conversion circuits are connected with the corresponding first blind matching seats. The waveguide conversion module is used for connecting the transceiver component with the antenna component, and has the advantages of compact structure and the like. Simultaneously, antenna module installs in waveguide conversion module's bottom surface, and receiving and dispatching subassembly installs in waveguide conversion module's side, and space utilization is higher, and the radiating effect is also better.
It should be understood that the description in this section is not intended to identify key or critical features of the embodiments of the utility model or to delineate the scope of the utility model. Other features of the present utility model will become apparent from the description that follows.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a waveguide conversion module according to an embodiment of the present utility model;
fig. 2 is an exploded view of a phased array transceiver according to an embodiment of the present utility model;
fig. 3 is an assembled schematic diagram of a phased array transceiver according to an embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a transceiver component according to an embodiment of the present utility model.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present utility model and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the utility model described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Fig. 1 is a schematic structural diagram of a waveguide conversion module according to an embodiment of the present utility model, and referring to fig. 1, the waveguide conversion module includes: a housing 104, the housing 104 including two opposing bottom surfaces, and a side surface located between the bottom surfaces; a plurality of waveguide ports 101 are formed in one bottom surface of the shell 104, and a plurality of first blind matching seats 103 which are in one-to-one correspondence with the plurality of waveguide ports 101 are formed in one side surface of the shell 104; wherein, the first blind matching seat 103 is used for connecting a receiving and transmitting assembly; the waveguide conversion module further comprises a plurality of coaxial waveguide conversion circuits 102 which are in one-to-one correspondence with the waveguide ports 101, the coaxial waveguide conversion circuits 102 are arranged in the shell 104, one end of each coaxial waveguide conversion circuit 102 is connected with the waveguide port 101, and the other end of each coaxial waveguide conversion circuit 102 is connected with the first blind matching seat 103.
The waveguide conversion module is connected between the antenna component and the transceiver component and is used for realizing interconnection conversion between the transceiver component and the antenna waveguide channel port. Wherein the antenna waveguide port is interconnected with the waveguide port 101, and the transceiver component is connected to the first blind mating seat 103 through a blind mating connector. The housing 104 of the waveguide conversion module may be rectangular parallelepiped, and the material thereof may be metal. The housing 104 of the waveguide conversion module includes two bottom surfaces and four side surfaces. A plurality of waveguide ports 101 are arranged on one bottom surface, and the waveguide ports 101 can be distributed at equal intervals; the inside of the shell 104 is integrated with a plurality of coaxial waveguide conversion circuits 102, and the coaxial waveguide conversion circuits 102 realize the signal matching between the first blind matching seat 103 and the waveguide port 101 and realize the ground loss transmission between the first blind matching seat 103 and the waveguide port 101. Compared with the mode of connecting the transceiver component and the antenna component together by adopting a waveguide adapter and the like, the waveguide conversion module has the advantages of compact structure, small volume and the like.
One side surface of the waveguide conversion module is provided with a plurality of first blind matching seats 103, and the transceiver module and the waveguide conversion module are interconnected in a blind matching mode, so that the waveguide conversion module has the advantage of simplicity in installation and disassembly. When the transceiver component or the waveguide conversion module is damaged or needs to be debugged, the transceiver component and the waveguide conversion module can be easily separated, so that damaged components can be replaced or maintained.
In addition, since the waveguide port 101 is located at the side, the first blind mating seat 103 is located at the side. When the transceiver component is connected with the waveguide conversion module, the transceiver component is connected to the side face of the waveguide conversion module, and the antenna component is connected to the bottom face of the waveguide conversion module. That is, the overall structure of the waveguide conversion module and the transceiver component is not a vertical structure with respect to the antenna component, but is in a plane. The mounting surfaces of the waveguide conversion module and the transceiver component can be parallel to the antenna component. Compared with the antenna component, the waveguide conversion component and the transceiver component which are of vertical structures, the space utilization rate is higher, and the structure is more compact. Simultaneously, the bottom surface of the transceiver component is larger than the surface area of the side surface of the transceiver component, the bottom surface of the waveguide conversion module is larger than the surface area of the side surface of the transceiver component, and the waveguide conversion module and the transceiver component are required to dissipate heat, so that the contact area between the waveguide conversion module and the transceiver component is smaller, the area exposed to the outside is larger, and the waveguide conversion module is more beneficial to heat dissipation.
According to the technical scheme, the waveguide conversion module comprises a shell, wherein the shell comprises two opposite bottom surfaces and side surfaces positioned between the bottom surfaces; a plurality of waveguide ports are arranged on one bottom surface of the shell, and a plurality of first blind matching seats which are in one-to-one correspondence with the plurality of waveguide ports are arranged on one side surface of the shell; the first blind matching seat is used for connecting the receiving and transmitting assembly; the waveguide conversion module further comprises a plurality of coaxial waveguide conversion circuits which are in one-to-one correspondence with the waveguide ports, the coaxial waveguide conversion circuits are arranged in the shell, one ends of the coaxial waveguide conversion circuits are connected with the corresponding waveguide ports, and the other ends of the coaxial waveguide conversion circuits are connected with the corresponding first blind matching seats. The waveguide conversion module is used for connecting the transceiver component with the antenna component, and has the advantages of compact structure and the like. Simultaneously, antenna module installs in waveguide conversion module's bottom surface, and receiving and dispatching subassembly installs in waveguide conversion module's side, and space utilization is higher, and the radiating effect is also better.
Alternatively, the housing 104 may include an upper housing and a lower housing, which are secured by bolts. Alternatively, the spacing between two adjacent waveguide ports 101 may be 10 mm, with 12.5 mm by 3 mm non-standard waveguide ports being used for the waveguide ports.
Optionally, with continued reference to fig. 1, a plurality of first protruding portions 105 and a plurality of first recessed portions 106 are disposed on a side surface of the first blind matching seat 103, where the first protruding portions 105 or the first recessed portions 106 are disposed between two adjacent first blind matching seats 103.
Specifically, the first protruding portion 105 and the first recessed portion 106 are configured to engage with corresponding structures on the transceiver component; on the one hand, the transceiver component and the waveguide conversion module can be fixed, and the occurrence of unstable connection caused by displacement of the transceiver component and the waveguide conversion module along the arrangement direction of the first blind matching seat is avoided. On the other hand, the space can also be made more compact.
Meanwhile, the first protruding portion 105 and the first recessed portion 106 are distributed between two adjacent first blind matching seats, a certain interval is required to be arranged between the two adjacent first blind matching seats, and the first protruding portion and the first recessed portion are arranged at the interval, so that the structure design is more compact, the space utilization rate is higher, and the size of the waveguide conversion module can be further reduced.
Optionally, the waveguide conversion module further includes a plurality of microstrip boards, and the coaxial waveguide conversion circuit is an L-shaped microstrip line disposed on the microstrip board.
Specifically, each coaxial waveguide conversion circuit 102 corresponds to a microstrip board, and the microstrip board can be crimped or welded in the housing 104, so that the processing and manufacturing difficulty is relatively simple, and the system cost can be reduced. Meanwhile, the size of the L-shaped microstrip line can be configured according to the overall requirement of the system. In other embodiments, the microstrip line may take other shapes as well.
The embodiment of the utility model also provides a phased array transceiver, fig. 2 is an exploded view of the phased array transceiver provided by the embodiment of the utility model, fig. 3 is a schematic view of the assembled phased array transceiver provided by the embodiment of the utility model, fig. 4 is a schematic view of a transceiver component provided by the embodiment of the utility model, and fig. 1 to 4 are combined. The phased array transceiver device comprises at least one transceiver component 3 and at least one waveguide conversion module 1 according to any of the embodiments above; the phased array transceiver also comprises a plurality of blind mate connectors 2; the transceiver component 3 comprises opposite bottom surfaces and side surfaces arranged between the opposite bottom surfaces; a plurality of second blind matching seats 301 are arranged on the side surface of the transceiver component 3; one end of the blind mating connector 2 is connected with the first blind mating seat, and the other end of the blind mating connector 2 is connected with the second blind mating seat.
Specifically, the transceiver component 3 is arranged between a radio frequency and an antenna in the phased array radar or the wireless transceiver system, and is used for completing the functions of phase shifting, attenuation, amplification and the like of microwave millimeter wave signals. The transceiver component 3 can be in a cuboid shape, and one side surface of the transceiver component is provided with a plurality of second blind matching seats; may include N transmit channels, N receive channels; or may include N transmit/receive channels. Interconnection between the second blind mating seat and the first blind mating seat is realized through the blind mating connector 2. In this embodiment, when the transceiver module is connected to the waveguide conversion module, the transceiver module is connected to a side surface of the waveguide conversion module, and the antenna module is connected to a bottom surface of the waveguide conversion module. That is, the overall structure of the waveguide conversion module and the transceiver component is not a vertical structure with respect to the antenna component, but is in a plane. The mounting surfaces of the waveguide conversion module and the transceiver component can be parallel to the antenna component. Compared with the antenna component, the waveguide conversion component and the transceiver component which are of vertical structures, the space utilization rate is higher, and the structure is more compact. Simultaneously, the bottom surface of the transceiver component is larger than the surface area of the side surface of the transceiver component, the bottom surface of the waveguide conversion module is larger than the surface area of the side surface of the transceiver component, and the waveguide conversion module and the transceiver component are required to dissipate heat, so that the contact area between the waveguide conversion module and the transceiver component is smaller, the area exposed to the outside is larger, and the waveguide conversion module is more beneficial to heat dissipation.
Alternatively, referring to fig. 1 to 4, a side surface of the waveguide conversion module, on which the first blind matching seat 103 is disposed, is provided with a plurality of first protruding portions 105 and a plurality of first recessed portions 106 that are arranged at intervals, and a first protruding portion 105 or a first recessed portion 106 is disposed between two adjacent first blind matching seats 103. The side surface of the transceiver component 3, on which the second blind matching seat 301 is arranged, is provided with a plurality of second protruding parts 302 and a plurality of second recessed parts 303 which are arranged at intervals, and a second protruding part 302 or a second recessed part 303 is arranged between two adjacent second blind matching seats 301; the first recess 106 engages the second protrusion 302 and the first protrusion 105 engages the second recess 303.
Specifically, the second protruding portion 302 and the second recessed portion 303 are configured to engage with the corresponding first recessed portion and first protruding portion on the waveguide conversion module; on the one hand, the transceiver component and the waveguide conversion module can be fixed, and the occurrence of unstable connection caused by displacement of the transceiver component and the waveguide conversion module along the arrangement direction of the first blind matching seat is avoided. On the other hand, the space can also be made more compact.
Meanwhile, the second protruding portion 302 and the second recessed portion 303 are distributed between two adjacent second blind matching seats, and a certain interval is required to be arranged between the two adjacent second blind matching seats, and the second protruding portion and the second recessed portion are arranged at the interval, so that the structure design is more compact, the space utilization rate is higher, and the size of the waveguide conversion module can be further reduced.
It should be noted that the first concave portion and the first convex portion may be closely attached to each other or have a certain distance therebetween. The second concave part and the second convex part can be closely attached or have a certain interval therebetween.
In addition, the length of the blind mating connector 2 can be adjusted according to the overall size of the phased array transceiver, so that the transceiver component 3 and the waveguide conversion module 1 are tightly assembled or have a certain gap.
Illustratively, the blind mate connector 2 may be an SMP-KK type, an SSMP-KK type, or an SMPM-KK type radio frequency connector. Of course, other types of rf connectors are also possible.
Optionally, in the above embodiment, the number of second blind mating seats 301 in the transceiver component 3 is smaller than or equal to the number of first blind mating seats 103 in the waveguide conversion module 1. The arrangement is such that each waveguide conversion module can correspond to one or at least two transceiver modules. The integrated arrangement of a plurality of transceiver components and the waveguide conversion module is realized. Illustratively, the number of waveguide ports of the waveguide transition module may be 16 and the number of channel ports of the transceiver assembly may be 8.
The embodiment of the utility model also provides a phased array antenna, which comprises the phased array receiving and transmitting device and the antenna component provided by any embodiment of the utility model; the bottom surface of the waveguide conversion module is parallel to the bottom surface of the transceiver component and the antenna array surface of the antenna component.
The phased array antenna provided by the embodiment of the utility model comprises the phased array transceiver provided by any embodiment of the utility model, so that the phased array antenna has the same beneficial effects and is not described in detail herein.
Optionally, the waveguide conversion module is provided with a bottom surface of the waveguide port, and the bottom surface is attached to the antenna array surface. By the arrangement, the overall thickness of the active phased array antenna can be reduced, so that the structure of the active phased array antenna is more compact. On the other hand, the antenna component is of a metal structure and can be reused as a heat dissipation structure of the waveguide conversion module and the transceiver component, so that the heat dissipation effect is better, and the reliability of the product is higher.
It should be appreciated that various forms of the flows shown above may be used to reorder, add, or delete steps. For example, the steps described in the present utility model may be performed in parallel, sequentially, or in a different order, so long as the desired results of the technical solution of the present utility model are achieved, and the present utility model is not limited herein.
The above embodiments do not limit the scope of the present utility model. It will be apparent to those skilled in the art that various modifications, combinations, sub-combinations and alternatives are possible, depending on design requirements and other factors. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (10)
1. A waveguide conversion module for connecting a transceiver assembly and an antenna assembly, the waveguide conversion module comprising:
a housing comprising two opposing bottom surfaces, and a side surface located between the bottom surfaces;
a plurality of waveguide ports are formed in one bottom surface of the shell, and a plurality of first blind matching seats which are in one-to-one correspondence with the plurality of waveguide ports are formed in one side surface of the shell; the first blind matching seat is used for connecting a receiving and transmitting assembly;
the waveguide conversion module further comprises a plurality of coaxial waveguide conversion circuits which are in one-to-one correspondence with the waveguide ports, the coaxial waveguide conversion circuits are arranged in the shell, one ends of the coaxial waveguide conversion circuits are connected with the corresponding waveguide ports, and the other ends of the coaxial waveguide conversion circuits are connected with the corresponding first blind matching seats.
2. The waveguide conversion module according to claim 1, wherein a plurality of first protruding portions and a plurality of first recessed portions are arranged on the side surface of the first blind matching seat at intervals, and one first protruding portion or one first recessed portion is arranged between two adjacent first blind matching seats.
3. The waveguide conversion module according to claim 1, further comprising a plurality of microstrip boards, wherein the coaxial waveguide conversion circuit is an L-shaped microstrip line provided on the microstrip board.
4. A waveguide conversion module according to claim 3, wherein the microstrip plate is soldered or crimped within the housing.
5. A phased array transceiver device comprising at least one transceiver component and at least one waveguide conversion module according to any one of claims 1-4; the phased array transceiver further comprises a plurality of blind mate connectors; the receiving and transmitting assembly comprises opposite bottom surfaces and side surfaces arranged between the opposite bottom surfaces;
a plurality of second blind matching seats are arranged on the side face of the receiving and transmitting assembly; one end of the blind mating connector is connected with the first blind mating seat, and the other end of the blind mating connector is connected with the second blind mating seat.
6. The phased array transceiver of claim 5, wherein a side surface of the waveguide conversion module, on which the first blind matching seat is arranged, is provided with a plurality of first protruding portions and a plurality of first recessed portions which are arranged at intervals, and one first protruding portion or one first recessed portion is arranged between two adjacent first blind matching seats;
the side surface of the receiving and transmitting assembly, on which the second blind matching seat is arranged, is provided with a plurality of second protruding parts and a plurality of second recessed parts which are arranged at intervals, and one second protruding part or one second recessed part is arranged between two adjacent second blind matching seats;
the first concave part is meshed with the second convex part, and the first convex part is meshed with the second concave part.
7. The phased array transceiver of claim 5, wherein the blind mate connector is an SMP-KK, SSMP-KK, or SMPM-KK type radio frequency connector.
8. The phased array transceiver of claim 5, wherein the number of second blind sockets in the transceiver component is less than or equal to the number of first blind sockets in the waveguide conversion module.
9. An active phased array antenna comprising the phased array transceiver and antenna assembly of any of claims 5-8;
the bottom surface of the waveguide conversion module and the bottom surface of the receiving-transmitting component are parallel to the antenna array surface of the antenna component.
10. The active phased array antenna of claim 9, wherein the waveguide conversion module is disposed in close proximity to the antenna array face with a bottom surface on which the waveguide port is disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322346127.6U CN220569882U (en) | 2023-08-30 | 2023-08-30 | Waveguide conversion module, phased array transceiver and active phased array antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322346127.6U CN220569882U (en) | 2023-08-30 | 2023-08-30 | Waveguide conversion module, phased array transceiver and active phased array antenna |
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| Publication Number | Publication Date |
|---|---|
| CN220569882U true CN220569882U (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322346127.6U Active CN220569882U (en) | 2023-08-30 | 2023-08-30 | Waveguide conversion module, phased array transceiver and active phased array antenna |
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| Country | Link |
|---|---|
| CN (1) | CN220569882U (en) |
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- 2023-08-30 CN CN202322346127.6U patent/CN220569882U/en active Active
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