CN217957083U - Millimeter wave device and system - Google Patents
Millimeter wave device and system Download PDFInfo
- Publication number
- CN217957083U CN217957083U CN202220931007.5U CN202220931007U CN217957083U CN 217957083 U CN217957083 U CN 217957083U CN 202220931007 U CN202220931007 U CN 202220931007U CN 217957083 U CN217957083 U CN 217957083U
- Authority
- CN
- China
- Prior art keywords
- radio frequency
- millimeter wave
- wave device
- shielding
- base shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a millimeter wave device and system, which comprises a control component, a control board and a connector, wherein the connector is arranged on the control board; the radio frequency shielding assembly comprises a radio frequency shielding base shell, a radio frequency cavity and a connecting piece, wherein radio frequency communication ports are arranged at two ends of the radio frequency shielding base shell, and the radio frequency shielding base shell is connected with the connecting port through the connecting piece; the radio frequency cavity is arranged in the radio frequency shielding base shell, a plurality of radio frequency channels for placing the millimeter wave modules are arranged, and the radio frequency channels are mutually shielded and isolated through shielding pieces. The utility model discloses both avoided the mutual interference between the millimeter wave module in each radio frequency channel, avoided the mutual interference between millimeter wave signal and the control signal again, and then increased the shielding effect.
Description
Technical Field
The utility model relates to a radio frequency filtering technology field, concretely relates to millimeter wave device and system.
Background
Because the frequency of the radio frequency signal is higher, the radio frequency signal needs to be shielded when the radio frequency signal is designed;
currently, the existing radio frequency shields are: a shielding shell design is added on the PCB; although the shielding shell is added on the PCB to achieve a good use effect on low-frequency signals, the PCB has high requirements on the board in high-frequency signal processing, the requirements on the processing technology are quite strict, particularly when a plurality of millimeter-wave signals exist around, the radio-frequency communication effect of the millimeter-wave module is influenced, and the control signals and other surrounding radio-frequency signals also cause interference on the millimeter-wave module, so that the communication of the millimeter-wave signals is greatly influenced.
Therefore, there is a need for a device capable of isolating millimeter wave modules and avoiding signal interference.
SUMMERY OF THE UTILITY MODEL
Therefore, the technical problem to be solved by the present invention is to overcome the problem of mutual interference between signals in the prior art.
In order to solve the technical problem, the utility model provides a millimeter wave device, include:
the control assembly comprises a control board and a connecting port, and the connecting port is arranged on the control board;
the radio frequency shielding assembly comprises a radio frequency shielding base shell, a radio frequency cavity and a connecting piece, wherein radio frequency communication ports are arranged at two ends of the radio frequency shielding base shell, and the radio frequency shielding base shell is connected with the connecting port through the connecting piece; the radio frequency cavity is arranged in the radio frequency shielding base shell and is provided with a plurality of radio frequency channels for placing the millimeter wave modules.
As an optimized mode of the present invention, the rf shielding assembly further includes an rf shielding top cover, the rf shielding top cover and the rf shielding base shell are provided with conductive bars therebetween.
As an optimized mode of the present invention, the radio frequency shielding top cover is connected to the radio frequency shielding base shell through a fastener.
As an optimal mode of the utility model, the radio frequency shielding top cap adopts the aluminum alloy material, and wholly gilts.
As an optimal mode of the utility model, the radio frequency shielding base shell is made of silicon-aluminum alloy materials and is plated with gold integrally.
As an optimized mode of the present invention, the rf shielding assembly further includes a shielding member, the shielding member is disposed between each rf channel in the rf cavity.
As an optimal mode of the present invention, the connecting member adopts a plurality of conductive terminal pins.
As an optimized mode of the present invention, the connectors adopt terminal blocks with the same number of conductive terminal pins.
As an optimized mode of the utility model, the radio frequency communication port adopts SMA radio frequency interface, just the radio frequency communication port with radio frequency shielding base shell integrated into one piece.
The utility model also provides a millimeter wave system, include a millimeter wave device.
Compared with the prior art, the technical scheme of the utility model have following advantage:
the millimeter wave device and system provided by the utility model are arranged in a cutting mode, thereby avoiding the mutual interference between millimeter wave modules in each radio frequency channel and the mutual interference between millimeter wave signals and control signals, and further increasing the shielding effect; and the installation is convenient, and the maintenance of each module is easy.
Drawings
In order to make the content of the present invention more clearly understood, the present invention will be described in further detail with reference to the following specific embodiments of the present invention in conjunction with the accompanying drawings.
Fig. 1 is a first schematic diagram of the millimeter wave device of the present invention.
Fig. 2 is a second schematic diagram of the millimeter wave device of the present invention.
Fig. 3 is a schematic diagram of the rf shielding base housing of the present invention.
Description reference numbers indicate: 10. control panel, 11, connection port, 20, radio frequency shield base shell, 21, radio frequency cavity, 22, radio frequency communication port, 23, connection piece, 24, radio frequency shield top cover, 210, radio frequency channel, 211, shielding piece, 212, conducting strip, 240, fastener.
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.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "second" or "first" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features, or indirectly contacting the first and second features through intervening media. Furthermore, the terms "comprises," "comprising," or any other variation 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 does not include a limitation to the listed steps or elements but may alternatively include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Referring to fig. 1-3, an embodiment of a millimeter wave device of the present invention comprises:
the control assembly comprises a control board 10 and a connecting port 11, wherein the connecting port 11 is arranged on one surface of the control board 10 and is connected with the control board 10;
the radio frequency shielding assembly comprises a radio frequency shielding base shell 20, a radio frequency cavity 21 and a connecting piece 23, wherein radio frequency communication ports 22 are arranged at two ends of the radio frequency shielding base shell 20, and the radio frequency shielding base shell 20 is connected with the connecting port 11 through the connecting piece 23; the rf cavity 21 is disposed in the rf shielding base 20, and has a plurality of rf channels 210 for placing millimeter wave modules.
Wherein, the radio frequency shielding base shell 20 is made of silicon-aluminum alloy material and is subjected to overall gold plating; a soft wave-absorbing material is embedded in the radio frequency cavity 21, and the soft wave-absorbing material includes but is not limited to a rubber wave-absorbing material, a polyurethane foam wave-absorbing material and a resin wave-absorbing material; the plurality of rf channels 210 is: the millimeter wave modules related to the functions of radio frequency amplification, switching, filtering, frequency doubling and attenuation are respectively arranged in the plurality of radio frequency channels 210, the plurality of millimeter wave modules are connected with each other through radio frequency lines, and the millimeter wave modules are connected with the connecting piece 23 in a single-point manner and then led out through the connecting piece 23.
The millimeter wave module for realizing the radio frequency amplification function comprises but is not limited to a millimeter wave power amplifier, the millimeter wave module for realizing the radio frequency switch function comprises but is not limited to a millimeter wave PIN switch, the millimeter wave module for realizing the radio frequency filtering function comprises but is not limited to a millimeter wave filter, the millimeter wave module for realizing the frequency doubling function comprises but is not limited to a millimeter wave frequency multiplier, and the millimeter wave module for realizing the radio frequency attenuation function comprises but is not limited to a millimeter wave attenuator; the specific models of the millimeter wave modules are set by operators according to actual use requirements.
Wherein, the connecting piece 23 adopts a plurality of conductive terminal pins; the connectors 11 adopt terminal seats the number of which is consistent with that of the conductive terminal pins; the radio frequency communication port 22 adopts an SMA radio frequency interface, and the radio frequency communication port 22 and the radio frequency shielding base shell 20 are integrally formed and used for transmitting radio frequency signals.
By adopting the technical scheme, during assembly, a plurality of devices are respectively placed in the radio frequency channel 210, then the devices are mutually connected through radio frequency wires to be assembled into a radio frequency shielding assembly of the millimeter wave module, and then the connecting piece 23 of the radio frequency shielding assembly is connected with the connecting port 11 of the control panel 10; therefore, by adopting a partitioning mode, mutual interference between the millimeter wave modules in each radio frequency channel 210 is avoided, and mutual interference between the millimeter wave signals and the control signals is avoided.
Referring to fig. 2, the radio frequency shielding assembly further includes a radio frequency shielding cap 24.
Wherein, a conductive strip 212 is disposed between the rf shielding top cover 24 and the rf shielding base housing 20, and the shielding effect is further improved by the conductive strip 212, wherein the conductive strip 212 includes but is not limited to a conductive foam or a conductive rubber strip; the radio frequency shielding top cover 24 is connected to the radio frequency shielding base housing 20 by fasteners 240, the fasteners 240 including but not limited to studs, screws; the radio frequency shielding top cover 24 is made of an aluminum alloy material and is integrally plated with gold. By adopting the technical scheme, the radio frequency shielding top cover 24 and the radio frequency shielding base shell 20 are detachably mounted, so that an operator can add or replace a millimeter wave module into the radio frequency channel 210 according to actual requirements, and the expandability is improved.
Referring to fig. 3, the radio frequency shielding assembly further includes a shield 211.
The shielding piece 211 is a shielding block integrally formed with the radio frequency shielding base shell 20, and the shielding piece 211 and the radio frequency shielding base shell 20 are made of the same material; the shielding member 211 is disposed between the radio frequency channels 210 in the radio frequency cavity 21, and the shielding member 211 further prevents the millimeter wave modules in the radio frequency channels 210 from interfering with each other.
Through adopting above-mentioned technical scheme, through shielding piece 211's setting, mutual interference between the millimeter wave module in each radio frequency channel 210 can further be strengthened, shielding isolation effect is further improved.
The utility model also provides a millimeter wave system, include a millimeter wave device.
Compared with the prior art, the technical scheme of the utility model have following advantage:
the millimeter wave device and the millimeter wave system adopt a mode of cutting the control panel and the radio frequency shielding component, thereby not only avoiding the mutual interference between millimeter wave modules in each radio frequency channel, but also avoiding the mutual interference between millimeter wave signals and control signals, and further increasing the shielding effect; and the radio frequency shielding assembly and the control assembly are convenient to install and easy to maintain each module.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (10)
1. A millimeter wave device, comprising:
the control assembly comprises a control board and a connecting port, and the connecting port is arranged on the control board;
the radio frequency shielding assembly comprises a radio frequency shielding base shell, a radio frequency cavity and a connecting piece, wherein radio frequency communication ports are arranged at two ends of the radio frequency shielding base shell, and the radio frequency shielding base shell is connected with the connecting port through the connecting piece; the radio frequency cavity is arranged in the radio frequency shielding base shell and is provided with a plurality of radio frequency channels for accommodating the millimeter wave modules.
2. A millimeter wave device according to claim 1, wherein the rf shield assembly further comprises an rf shield top cover, and wherein an electrically conductive strip is disposed between the rf shield top cover and the rf shield base housing.
3. A millimeter wave device according to claim 2, wherein the radio frequency shielding top cover is attached to the radio frequency shielding base housing by fasteners.
4. The millimeter wave device according to claim 2, wherein the radio frequency shielding top cover is made of aluminum alloy and is integrally plated with gold.
5. The millimeter wave device according to claim 1, wherein the radio frequency shielding base case is made of silicon aluminum alloy and is integrally plated with gold.
6. A millimeter wave device according to claim 1, wherein the rf shield assembly further comprises shields disposed between the rf channels in the rf cavity.
7. A millimeter wave device according to claim 1, wherein the connector is a plurality of electrically conductive terminal pins.
8. A millimeter wave device according to claim 7, wherein the connectors employ terminal blocks in the same number as the number of the conductive terminal pins.
9. A millimeter wave device according to claim 1, wherein the rf communication port is an SMA rf interface, and the rf communication port is integrally formed with the rf shielding base housing.
10. A millimeter wave system comprising a millimeter wave device according to any of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220931007.5U CN217957083U (en) | 2022-04-21 | 2022-04-21 | Millimeter wave device and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220931007.5U CN217957083U (en) | 2022-04-21 | 2022-04-21 | Millimeter wave device and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217957083U true CN217957083U (en) | 2022-12-02 |
Family
ID=84209693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220931007.5U Active CN217957083U (en) | 2022-04-21 | 2022-04-21 | Millimeter wave device and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217957083U (en) |
-
2022
- 2022-04-21 CN CN202220931007.5U patent/CN217957083U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR890005141B1 (en) | Printed circuit board and a circuit assembly for radio apparatus | |
| KR20170082661A (en) | High isolation antenna system | |
| US6139364A (en) | Apparatus for coupling RF signals | |
| EP3809518A1 (en) | Cavity filter and connecting structure included therein | |
| KR20000048534A (en) | Shielded antenna connector | |
| EP4293816A2 (en) | Connecting structure and cavity filter comprising the same | |
| CN106374279B (en) | Integrated attachment radio frequency insertion connector | |
| US20240088572A1 (en) | INTEGRATED ANTENNA AND FILTER UNIT (IAFU) FOR 5th GENERATION ADVANCED ANTENNA SYSTEM (AAS) SYSTEMS | |
| EP4224175A1 (en) | Shield box for testing mobile telecommunication terminal | |
| CN107204519B (en) | Electromagnetic radiation device based on planar transmission line structure | |
| CN214254926U (en) | Plug connector, socket connector and dual-channel radio frequency connector assembly | |
| US8358777B2 (en) | Wireless telephone having support with built-in antenna | |
| CN217957083U (en) | Millimeter wave device and system | |
| CN212412206U (en) | Feed network, antenna system and base station | |
| CN216818592U (en) | Ware subassembly is divided to one minute two merit | |
| CN215644977U (en) | Satellite navigation anti-interference antenna device | |
| CN115134440A (en) | Middle frame and terminal | |
| CN113242053B (en) | Radio frequency module, radio frequency matrix and radio frequency equipment | |
| US20090180255A1 (en) | Simple Efficient Assembly and Packaging of RF, FDD, TDD, HTS and/or Cryo-Cooled Electronic Devices | |
| CN109586748A (en) | Reduce the method and terminal, the device with store function of coupling sensitivity difference | |
| CN211507850U (en) | Filter and communication device | |
| CN209930822U (en) | Shielding device | |
| CN211507903U (en) | Antenna system, metal rear cover and metal shell terminal | |
| CN211507848U (en) | Filter and communication device | |
| CN216015703U (en) | Antenna unit, antenna array and base station |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |