CN210724785U - Millimeter wave TR subassembly - Google Patents
Millimeter wave TR subassembly Download PDFInfo
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- CN210724785U CN210724785U CN201922283912.5U CN201922283912U CN210724785U CN 210724785 U CN210724785 U CN 210724785U CN 201922283912 U CN201922283912 U CN 201922283912U CN 210724785 U CN210724785 U CN 210724785U
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Abstract
The utility model discloses a millimeter wave TR component, which comprises a hollow box body with an opening on one side, wherein the opening end of the hollow box body is provided with a cover plate; a sealed cavity is formed inside the hollow box body and the cover plate, a partition plate is arranged in the sealed cavity and is parallel to the cover plate, and a micro-strip plate assembly and a wave control plate assembly which are connected with each other are respectively arranged on two sides of the partition plate; the cover plate is provided with a micro rectangular connector and a closing channel waveguide port, the micro rectangular connector is connected with the wave control plate assembly, and the closing channel waveguide port is connected with the microstrip plate assembly; this application is through all integrating the seal chamber body that cavity box body and apron formed with each part of TR subassembly to being connected with external equipment through waveguide mouth, little rectangular connector and close a mouthful passageway waveguide mouth etc. make full use of the space, having carried out reasonable arranging to each subassembly, not only realized the TR subassembly miniaturization, still promoted the storage transportation nature of TR subassembly, more as the load of naval vessel, aircraft and satellite.
Description
[ technical field ] A method for producing a semiconductor device
The utility model belongs to the technical field of active microwave, especially, relate to a millimeter wave TR subassembly.
[ background of the invention ]
T/R components are generally defined as the portion of a wireless transceiver system between the video and the antenna. One end of the T/R component is connected with an antenna, and the other end of the T/R component is connected with the intermediate frequency processing unit to form a wireless receiving and transmitting system, and the functions of the wireless receiving and transmitting system are amplification, phase shift and attenuation of signals.
With the development of radar science in the 21 st century, phased array radars are more and more widely applied, and a TR component in the phased array radars is generally provided with thousands to tens of thousands of functional modules forming an array, so that the phased array radars play a core role. Because the radar application field is gradually expanding from the ground to the ocean, the sky and the outer space at present, the miniaturization requirement on the TR component is higher and higher in order to lighten the load of ships, airplanes and satellites by combining the development condition of the current radar technology according to the requirement of practical application. However, at present, it is difficult for the most commonly seen TR elements in the L band, S band, X band, Ku band, Ka band, and other bands to satisfy the miniaturization requirement.
[ Utility model ] content
The utility model aims at providing a millimeter wave TR subassembly makes its structure compacter, and the space occupies for a short time, satisfies the miniaturized requirement.
The utility model adopts the following technical scheme: a millimeter wave TR component comprises a hollow box body with an opening on one side, wherein a cover plate is arranged at the opening end of the hollow box body;
a sealed cavity is formed inside the hollow box body and the cover plate, a partition plate is arranged in the sealed cavity and is parallel to the cover plate, and a micro-strip plate assembly and a wave control plate assembly which are connected with each other are respectively arranged on two sides of the partition plate;
the cover plate is provided with a micro rectangular connector and a closing channel waveguide port, the micro rectangular connector is connected with the wave control plate assembly, and the closing channel waveguide port is connected with the microstrip plate assembly;
the microstrip board assembly is provided with a plurality of waveguide ports, and the plurality of waveguide ports are used for penetrating through and extending out of the hollow box body to be directly connected with an external antenna; the microstrip board assembly is used for processing millimeter wave signals received from an external antenna and outputting the millimeter wave signals through the closed channel waveguide port; the micro-strip plate component is also used for processing the millimeter wave signal input from the closed channel waveguide port and transmitting the millimeter wave signal through an external antenna; the wave control plate component is used for providing voltage and current and control signals required by work for the microstrip plate component.
Furthermore, the microstrip board assembly comprises a power divider microstrip board and a plurality of TR unit microstrip board assemblies connected with the power divider microstrip board, the power divider microstrip board is connected with the waveguide port of the junction channel, and the plurality of TR unit microstrip board assemblies are respectively connected with the plurality of waveguide ports.
Furthermore, each TR unit microstrip board assembly comprises a numerical control attenuator connected with the power divider microstrip board, the numerical control attenuator is sequentially connected with a numerical control phase shifter and a first single-pole double-throw switch, the single-pole double-throw switch is respectively connected with a power amplification unit and a low-noise amplification unit, the power amplification unit and the low-noise amplification unit are both connected to a second single-pole double-throw switch, and the second single-pole double-throw switch is connected with a waveguide port.
Furthermore, the micro-strip board assembly and the wave control board assembly are connected through the pin header, and a through hole for the pin header to pass through is formed in the partition board.
Furthermore, each through hole is provided with a dustproof piece.
Furthermore, the connection mode between the hollow box body and the cover plate is laser seal welding.
Further, the hollow box body is connected with the partition plate through screws.
Furthermore, through holes are formed in the hollow box body corresponding to the positions of the waveguide ports.
The utility model has the advantages that: the embodiment of the application integrates all parts of the TR component into the sealing cavity formed by the hollow box body and the cover plate, and is connected with external equipment through the waveguide port, the micro rectangular connector, the closed channel waveguide port and the like, so that the space is fully utilized, reasonable arrangement is carried out on the components, the structure is more compact, the miniaturization of the TR component is realized, the storage and transportation performance of the TR component is also improved, and the TR component can be used as a load of a ship, an airplane and a satellite.
[ description of the drawings ]
FIG. 1 is a front cross-sectional view of an embodiment of the present application;
FIG. 2 is a schematic top view of an embodiment of the present application;
FIG. 3 is a schematic bottom view of an embodiment of the present application;
fig. 4 is a schematic block diagram of a TR element microstrip plate assembly in an embodiment of the present application.
Wherein: 1. a hollow box body; 2. a partition plate; 3. a microstrip panel assembly; 4. a wave control panel assembly; 5. a cover plate; 6. a dust-proof member; 7. a micro rectangular connector; 8. closing the channel waveguide port; a TR unit microstrip panel assembly; 10. power divider microstrip board.
[ detailed description ] embodiments
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The embodiment of the application provides a millimeter wave TR subassembly, as shown in FIG. 1, including one end open-ended cavity box body 1, the open end of cavity box body 1 is provided with apron 5.
The hollow box body 1 and the cover plate 5 form a sealed cavity, a partition plate 2 is arranged in the sealed cavity, the hollow box body 1 is connected with the partition plate 2 through screws, and the screws are simple and convenient to connect.
Baffle 2 and apron 5 parallel arrangement, interconnect's microstrip board subassembly 3 and wave control board subassembly 4 are installed respectively to the both sides of baffle 2, and for convenient fixed and operation, the two can be fixed with baffle 2 through the screw. As shown in fig. 2, the cover plate 5 is provided with a micro rectangular connector 7 and a closed channel waveguide port 8, and the micro rectangular connector 7 is also fixed on the cover plate 5 through screws, so that the strength is increased and the space occupied by the connecting part is saved.
The micro rectangular connector 7 is connected with the wave control plate component 4, and the micro rectangular connector can be connected in a wire form, so that the space can be reasonably utilized. The micro rectangular connector 7 is a control and power supply interface for input of control signals and power. The opening closing channel waveguide port 8 is connected with the microstrip board assembly 3. The closed channel waveguide port 8 is a radio frequency signal input/output interface.
Through the use of the partition plate 2, the microstrip plate component 3 and the wave control plate component 4 in the TR component can be separated, and the mutual interference of the contact of electrical elements between the two components is avoided.
Wherein, microstrip board subassembly 3 has a plurality of waveguide mouth, has all seted up the through-hole with a plurality of waveguide mouth position correspondence department on cavity box 1, and a plurality of waveguide mouth is used for passing and stretches out cavity box 1 and external antenna lug connection. In the present embodiment, although the waveguide port penetrates the hollow case 1, a sealing member (e.g., a glan head, etc.) is provided at the outside thereof to maintain a sealing structure of the sealed cavity. The micro-strip plate component 3 is used for processing the millimeter wave signals received from the external antenna and outputting the millimeter wave signals through a closed channel waveguide port 8; the microstrip board assembly 3 is also used for processing the millimeter wave signal input from the closed channel waveguide port 8 and transmitting the millimeter wave signal through an external antenna; the wave control plate assembly 4 is used for providing voltage and current and control signals required by work for the microstrip plate assembly 3, so that the functions of controllable phase, controllable amplitude and high-power output are realized.
The embodiment of the application integrates all parts of the TR component into the sealing cavity formed by the hollow box body and the cover plate, and is connected with external equipment through the waveguide port, the micro rectangular connector, the closed channel waveguide port and the like, so that the space is fully utilized, reasonable arrangement is carried out on the components, the miniaturization of the TR component is realized, the storage and transportation performance of the TR component is also improved, and the TR component is more applied to loads of ships, airplanes and satellites.
As a possible implementation manner, in this embodiment, the microstrip panel assembly 3 includes a power divider microstrip panel 10 and a plurality of TR unit microstrip panel assemblies 9 connected thereto, the power divider microstrip panel 10 is connected to the junction channel waveguide port 8, and the plurality of TR unit microstrip panel assemblies 9 are respectively connected to the plurality of waveguide ports. Specifically, in the present embodiment, the micro rectangular connector 7 is selected from the model J30J-31ZKP, and a sixteen power divider microstrip board 10 is adopted.
In the embodiment of the present application, as shown in fig. 4, each TR unit microstrip panel assembly 9 includes a numerical control attenuator connected to the power divider microstrip panel 10, the numerical control attenuator is sequentially connected to the numerical control phase shifter and the first single-pole double-throw switch, the single-pole double-throw switch is respectively connected to the power amplifying unit and the low-noise amplifying unit, the power amplifying unit and the low-noise amplifying unit are both connected to the second single-pole double-throw switch, and the second single-pole double-throw switch is connected to the waveguide port.
In order to realize data communication between the microstrip board assembly 3 and the wave control board assembly 4, the microstrip board assembly 3 and the wave control board assembly 4 are connected through pins, and through holes for the pins to penetrate through are formed in the partition board 2. Therefore, the two-way communication is convenient, the two-way communication can be safely separated, mutual interference is avoided, and the size of the connecting piece is reduced.
In the embodiment of the present application, since the waveguide port often needs to be plugged with an external antenna, as shown in fig. 3, in order to prevent impurities such as dust from entering, and effectively protect the impurities, a dust-proof member 6 is installed on each through hole, and the form of the dust-proof member 6 can be selected according to actual needs, such as a rubber cushion layer, a foam layer, a plastic layer, and the like. The dust-proof piece 6 in this embodiment is specifically selected to be a film shape, and has a metal line thereon, which does not affect the electrical performance, has a sealing effect, and can be adhered by conductive adhesive.
In order to realize better protection to each component in the sealed cavity, avoid too early oxidation etc., the connected mode between cavity box body 1 and the apron 5 is laser seal welding, and this sealed mode is effectual, can dampproofing and waterproofing, and then can increase the life of this TR subassembly.
The TR components in the embodiment of the application are all provided with waveguide ports, and connecting wires such as coaxial cables are not needed to be connected with other external equipment, so that the problem that the noise coefficient of the existing TR components cannot be used is solved.
The embodiment is realized by adopting a millimeter wave chip, the working frequency is Ka waveband, and the device has the characteristics of high working frequency, wide working bandwidth, large output power and the like, meanwhile, the radio frequency channels are more, and the radio frequency interface is a waveguide port, so that the device can be directly connected with an antenna, the coaxial cable switching is omitted, the noise coefficient of a system receiving channel is effectively reduced, and the efficiency of a system transmitting channel is improved.
The embodiment is suitable for a millimeter wave phased array system, and realizes the functions of high gain, high power output, phase shift, attenuation and the like of a millimeter wave TR component; the wave beam can be controlled by the wave control board; the module is a sixteen-channel TR module, the waveguide port is output, the module can be directly connected with an antenna through a screw, the use and the connection are convenient, the whole module is integrated into a hollow box body, the structure is compact, the size is small, the weight is light, and the module can be used as loads of ships, airplanes and satellites.
Claims (8)
1. The millimeter wave TR component is characterized by comprising a hollow box body (1) with one open end, wherein a cover plate (5) is arranged at the open end of the hollow box body (1);
a sealed cavity is formed inside the hollow box body (1) and the cover plate (5), a partition plate (2) is arranged in the sealed cavity, the partition plate (2) and the cover plate (5) are arranged in parallel, and a micro-strip plate assembly (3) and a wave control plate assembly (4) which are connected with each other are respectively arranged on two sides of the partition plate (2);
the cover plate (5) is provided with a micro rectangular connector (7) and a closing channel waveguide port (8), the micro rectangular connector (7) is connected with the wave control plate assembly (4), and the closing channel waveguide port (8) is connected with the microstrip plate assembly (3);
the microstrip board assembly (3) is provided with a plurality of waveguide ports, and the plurality of waveguide ports are used for penetrating through and extending out of the hollow box body (1) to be directly connected with an external antenna; the micro-strip plate component (3) is used for processing millimeter wave signals received from an external antenna and outputting the millimeter wave signals through the closed channel waveguide port (8); the microstrip board assembly (3) is also used for processing millimeter wave signals input from the closed channel waveguide port (8) and transmitting the millimeter wave signals through an external antenna; the wave control plate component (4) is used for providing voltage and current and control signals required by work for the micro-strip plate component (3).
2. The millimeter wave TR assembly according to claim 1, wherein the microstrip panel assembly (3) comprises a power divider microstrip panel (10) and a plurality of TR element microstrip panel assemblies (9) connected thereto, the power divider microstrip panel (10) is connected to the junction channel waveguide port (8), and the plurality of TR element microstrip panel assemblies (9) are respectively connected to the plurality of waveguide ports.
3. The millimeter wave TR assembly according to claim 2, wherein each of the TR element microstrip plate assemblies (9) includes a digitally controlled attenuator connected to the power divider microstrip plate (10), the digitally controlled attenuator being connected to a digitally controlled phase shifter and a first single-pole double-throw switch in sequence, the single-pole double-throw switch being connected to a power amplification unit and a low noise amplification unit, respectively, the power amplification unit and the low noise amplification unit being connected to a second single-pole double-throw switch, the second single-pole double-throw switch being connected to the waveguide port.
4. A millimeter wave TR assembly according to claim 2 or 3, wherein the microstrip board assembly (3) and the wave control board assembly (4) are connected by pin headers, and the partition (2) is provided with through holes for the pin headers to pass through.
5. A millimeter wave TR assembly according to claim 4, wherein each of said through holes is fitted with a dust guard (6).
6. A millimeter wave TR assembly according to claim 5, wherein the connection between the hollow box (1) and the cover (5) is by laser sealing.
7. A millimeter wave TR assembly according to claim 4 or 5, wherein said hollow box (1) and said partition (2) are screwed.
8. The millimeter wave TR component according to claim 3, wherein through holes are formed in the hollow box body (1) at positions corresponding to the waveguide ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922283912.5U CN210724785U (en) | 2019-12-18 | 2019-12-18 | Millimeter wave TR subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922283912.5U CN210724785U (en) | 2019-12-18 | 2019-12-18 | Millimeter wave TR subassembly |
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| Publication Number | Publication Date |
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| CN210724785U true CN210724785U (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922283912.5U Active CN210724785U (en) | 2019-12-18 | 2019-12-18 | Millimeter wave TR subassembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147583A (en) * | 2020-11-25 | 2020-12-29 | 四川斯艾普电子科技有限公司 | High-integration brick type TR assembly |
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2019
- 2019-12-18 CN CN201922283912.5U patent/CN210724785U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112147583A (en) * | 2020-11-25 | 2020-12-29 | 四川斯艾普电子科技有限公司 | High-integration brick type TR assembly |
| CN112147583B (en) * | 2020-11-25 | 2021-02-23 | 四川斯艾普电子科技有限公司 | High-integration brick type TR assembly |
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