WO2021243784A1 - Waveguide interface structure capable of preventing electromagnetic wave signal leakage - Google Patents

Waveguide interface structure capable of preventing electromagnetic wave signal leakage Download PDF

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Publication number
WO2021243784A1
WO2021243784A1 PCT/CN2020/099629 CN2020099629W WO2021243784A1 WO 2021243784 A1 WO2021243784 A1 WO 2021243784A1 CN 2020099629 W CN2020099629 W CN 2020099629W WO 2021243784 A1 WO2021243784 A1 WO 2021243784A1
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Prior art keywords
waveguide interface
electromagnetic wave
leakage
wave signal
waveguide
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PCT/CN2020/099629
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French (fr)
Chinese (zh)
Inventor
何仲夏
程文婷
刘锦霖
陈国胜
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盛纬伦(深圳)通信技术有限公司
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Publication of WO2021243784A1 publication Critical patent/WO2021243784A1/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/04—Fixed joints

Definitions

  • the invention belongs to the field of electromagnetic wave signal processing, and more specifically relates to a waveguide interface structure for preventing electromagnetic wave signal leakage.
  • the host and the antenna are usually connected by a waveguide port.
  • the usual waveguide port is a standard rectangular waveguide interface.
  • the 0° and 90° There are two ways to install the waveguide interface on the device side to achieve orthogonal linear polarization multiplexing.
  • U.S. Patent Publication No. US20190123411 discloses an interconnection arrangement for waveguide structures and a structure for interconnection arrangement of waveguide structures. Although this structure can prevent electromagnetic wave leakage to a certain extent, it does not interfere with the difference between the profiled waveguide interface and the standard waveguide interface. The electromagnetic wave leakage cannot be effectively adapted.
  • Chinese Patent Application No. 2019108946654 discloses a waveguide interface structure to prevent electromagnetic wave signal leakage.
  • This technical solution is provided with a first waveguide anti-leakage plate and a second waveguide anti-leakage plate, a first waveguide anti-leakage plate and a second waveguide anti-leakage plate
  • the surface of is a conductive metal surface.
  • the first waveguide leak-proof plate and the second waveguide leak-proof plate are respectively used to connect the waveguide.
  • the respective central positions of the first waveguide leak-proof plate and the second waveguide leak-proof plate are preset with
  • the openings of the waveguide tube are matched in size, and multiple notches are arranged around the openings.
  • the positions of the notches are staggered.
  • the mutual inclination of the notches is in the range of 0-30 degrees.
  • This technical solution is not suitable for the adaptation between the special-shaped waveguide port and the standard waveguide port.
  • a waveguide interface structure for preventing electromagnetic wave signal leakage includes a standard rectangular waveguide interface and a special-shaped waveguide interface, and further includes an anti-leakage patch arranged on the opposite surface of the standard rectangular waveguide interface and the special-shaped waveguide interface.
  • the anti-leakage patch is made of surface metal.
  • the surface of the anti-leakage patch is in the shape of a hole, and the hole may penetrate the sheet or be set as a blind hole.
  • the depth of the hole is adjusted for different electromagnetic wave frequencies.
  • the shape of the holes can be round, square, rhombus and irregular shapes.
  • connection between the anti-leakage patch and the flange ring adopts a physical connection.
  • the standard rectangular waveguide interface is a WR-10 interface.
  • the anti-leakage patch adopts different patterns and shapes or the same shape is staggered and opposed.
  • the gap between the standard rectangular waveguide interface and the special-shaped waveguide interface is adjusted according to different electromagnetic wave frequencies.
  • the adoption of the waveguide interface structure for preventing electromagnetic wave signal leakage of the present invention can simplify the installation error of the flange ring, effectively suppress the leakage of the waveguide signal, reduce the docking distance and rotation tolerance requirements of the flange ring, reduce the installation requirements, and facilitate actual operation.
  • Figure 1 Installation schematic diagram of a waveguide interface structure for preventing electromagnetic wave signal leakage according to the present invention.
  • Figure 2 Schematic diagram of the installation relative position of the special-shaped waveguide interface and the standard waveguide interface of the present invention.
  • Figure 3 A cross-sectional view of the patch structure for preventing electromagnetic signal leakage of the present invention.
  • Figure 4 Side view of the patch for preventing electromagnetic signal leakage of the present invention.
  • Figure 5 A schematic diagram of the patch of the first embodiment of the present invention.
  • Fig. 6 A schematic diagram of the patch size of the first embodiment of the present invention.
  • Fig. 7 A cross-sectional view of the patch installation of the first embodiment of the present invention.
  • Figure 8 The first simulation signal transmission waveform diagram of the present invention.
  • Figure 9 The second simulation signal transmission waveform diagram of the present invention.
  • Figure 10 The third simulation signal transmission waveform diagram of the present invention.
  • FIG. 1 Please refer to Figure 1 for the installation schematic diagram of the waveguide interface structure of the present invention for preventing electromagnetic wave signal leakage.
  • the device end adopts a special-shaped waveguide interface
  • the antenna end adopts a standard rectangular WR-10 interface.
  • the standard interface of the antenna section can have two installation angles ⁇ and ⁇ , where the angle ⁇ and the angle ⁇ are perpendicular to each other.
  • FIG. 2 Please refer to Figure 2 for the schematic diagram of the installation relative position of the profiled waveguide interface and the standard waveguide interface.
  • the device end adopts the profiled waveguide interface
  • the antenna end adopts the standard rectangular interface
  • the rectangular standard waveguide interface is relative to the profiled interface.
  • the waveguide interface has a certain rotation angle ⁇ and angle ⁇ .
  • the patch structure is divided into two patch structures.
  • the first waveguide 301 and the second waveguide 302 have opposite surfaces, and the anti-leakage patch 303 can have different patterns and shapes.
  • the special-shaped waveguide opening 304 is arranged at the center of the second waveguide 302, and the anti-leakage patch 303 and the flange ring (Figure (Not shown in) can adopt physical connection methods such as double-sided tape, magnetic attraction, and snap connection to ensure that the antenna end can achieve the same electromagnetic connection performance under the two installation configurations of conventional docking and rotation of 90°.
  • the patch of the present invention is composed of a sheet with a metalized surface.
  • One side of the patch is in the shape of a hole.
  • the hole 401 can penetrate the sheet or be set as a blind hole.
  • the depth of the hole can be adjusted for different electromagnetic wave frequencies. It is circular, square, diamond or irregular, and the connection of the fixed part 402 can adopt physical connection methods such as double-sided tape, magnetic attraction, and snap connection.
  • FIG. 5 for the patch and installation diagram of the first embodiment of the present invention, and further refer to FIG. 6 for the patch size diagram of the first embodiment of the present invention and FIG. 7 for the patch installation cross-sectional view of the first embodiment of the present invention.
  • the middle rectangle of the patch on the left is a standard waveguide opening, and the outer circumference can be perforated with one or more circles.
  • the middle of Figure 5 is another patch shape design, and the right side of Figure 5 is the installation perspective of two different design patches.
  • the anti-leakage patch can adopt different pattern shapes or the same shape staggered and opposed.
  • Fig. 6 is a schematic diagram of the size of the patch of the present invention.
  • the size of the standard waveguide opening is 3.1mm x 1.55mm.
  • Figure 8 The first simulation signal transmission waveform diagram of the present invention.
  • the anti-leakage patch 303 of the present invention can ensure good transmission and matching of electromagnetic waves.
  • the simulation S21 transmission parameters and S11 reflection parameters maintain good transmission, and the electromagnetic wave leakage is in the controllable range.
  • the gap 305 is 25 um.
  • Figure 10 The third simulation signal transmission waveform diagram of the present invention.
  • the leak-proof patch 303 of the present invention maintains good transmission and matching of electromagnetic waves.
  • the simulation is S21
  • the transmission parameters and S11 reflection parameters maintain good transmission, and the electromagnetic wave leakage is within a controllable range.
  • the vertical distance of the gap 305 between the standard rectangular waveguide and the special-shaped waveguide is 25 um.
  • the installation error of the flange ring can be simplified, the electromagnetic wave signal leakage can be effectively suppressed, the docking distance and rotation tolerance requirements are reduced, the installation requirements are reduced, and the actual operation is convenient.

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  • Waveguide Aerials (AREA)

Abstract

The present invention provides a structure capable of preventing electromagnetic wave signal leakage, comprising a standard rectangular waveguide interface, an irregular waveguide interface, and anti-leakage patches arranged on the opposite surfaces of the standard rectangular waveguide interface and the irregular waveguide interface. Each of the anti-leakage patches is composed of a sheet having a metalized surface and has a porous surface; the holes can penetrate through the sheet or be set as blind holes; the depth of the holes is adjusted for different electromagnetic wave frequencies, and the holes can be circular, square, rhombic, and irregular; the anti-leakage patches are physically connected to a flange ring; the anti-leakage patches are staggered and oppositely arranged in different pattern shapes or the same shape; a gap between the standard rectangular waveguide interface and the irregular waveguide interface is adjusted according to the different electromagnetic wave frequencies. By adopting the waveguide interface structure capable of preventing electromagnetic wave signal leakage of the present invention, a mounting error of the flange ring can be simplified, the electromagnetic wave signal leakage is suppressed, the butt joint distance and rotation tolerance requirements are reduced, and the mounting requirements are reduced.

Description

一种防止电磁波信号泄露的波导接口结构Waveguide interface structure for preventing electromagnetic wave signal leakage 技术领域Technical field
本发明属于电磁波信号处理领域，更具体的是涉及一种防止电磁波信号泄漏的波导接口结构。The invention belongs to the field of electromagnetic wave signal processing, and more specifically relates to a waveguide interface structure for preventing electromagnetic wave signal leakage.
背景技术Background technique
在毫米波点对点通信链路的应用中，主机和天线之间通常采用波导口连接，通常的波导口为标准的矩形波导接口，在实际应用中，为了提升天线容量，可以以0°和90°两种方式将波导接口安装在设备端，从而实现正交线性极化复用。In the application of millimeter wave point-to-point communication link, the host and the antenna are usually connected by a waveguide port. The usual waveguide port is a standard rectangular waveguide interface. In actual applications, in order to increase the antenna capacity, the 0° and 90° There are two ways to install the waveguide interface on the device side to achieve orthogonal linear polarization multiplexing.
2013年10月由瑞典查尔姆斯大学信号与系统系天线组ELENA教授发表的论文《毫米波和天线的集成应用中的间隙波导技术》，网址为：http://publications.lib.chalmers.se/records/fulltext/185520/185520.pdf，该论文提供了PCB的蘑菇型周期结构用于取代波导壁构建波导结构的应用，该应用是针对开发波导壁电磁波侧漏开发的，并不能直接适用于波导口的防泄露模式。The paper "Gap Waveguide Technology in the Integrated Application of Millimeter Waves and Antennas" published by Professor ELENA from the Antenna Group of the Department of Signals and Systems, Chalmers University, Sweden in October 2013, available at: http://publications.lib.chalmers. se/records/fulltext/185520/185520.pdf, this paper provides the mushroom-shaped periodic structure of PCB used to replace the waveguide wall to construct the application of the waveguide structure. This application is developed for the development of electromagnetic wave side leakage of the waveguide wall and is not directly applicable Anti-leakage mode at the waveguide port.
美国专利公开号US20190123411揭示了一种 用于波导结构的互连的布置及用于波导结构互连布置的结构，该结构虽然可以一定程度上防止电磁波泄露，但是对异形波导接口与标准波导接口之间的电磁波泄露不能有效适配。U.S. Patent Publication No. US20190123411 discloses an interconnection arrangement for waveguide structures and a structure for interconnection arrangement of waveguide structures. Although this structure can prevent electromagnetic wave leakage to a certain extent, it does not interfere with the difference between the profiled waveguide interface and the standard waveguide interface. The electromagnetic wave leakage cannot be effectively adapted.
中国专利申请号2019108946654揭示了一种防止电磁波信号泄露的波导接口结构，该技术方案分别设置第一波导防泄漏板和第二波导防泄漏板，第一波导防泄漏板和第二波导防泄漏板的表面是导电性金属表面，第一波导防泄漏板和第二波导防泄漏板分别用于连接波导管，在第一波导防泄漏板和第二波导防泄漏板的各自中心位置预设了与波导管尺寸匹配的开口，开口周围设置多个缺口，缺口位置相互交错,缺口相互倾斜度范围为0‑30度，该技术方案并不能适用于异形波导口和标准波导口之间的适配。Chinese Patent Application No. 2019108946654 discloses a waveguide interface structure to prevent electromagnetic wave signal leakage. This technical solution is provided with a first waveguide anti-leakage plate and a second waveguide anti-leakage plate, a first waveguide anti-leakage plate and a second waveguide anti-leakage plate The surface of is a conductive metal surface. The first waveguide leak-proof plate and the second waveguide leak-proof plate are respectively used to connect the waveguide. The respective central positions of the first waveguide leak-proof plate and the second waveguide leak-proof plate are preset with The openings of the waveguide tube are matched in size, and multiple notches are arranged around the openings. The positions of the notches are staggered. The mutual inclination of the notches is in the range of 0-30 degrees. This technical solution is not suitable for the adaptation between the special-shaped waveguide port and the standard waveguide port.
技术问题technical problem
因此，为了解决现有技术中标准波导接口与异形波导接口之间不能适配，信号泄露较为严重的问题，有必要开发一种针对异形波导接口与标准波导接口电磁波信号泄露的技术方案。Therefore, in order to solve the problem that the standard waveguide interface and the special-shaped waveguide interface cannot be adapted and the signal leakage is relatively serious in the prior art, it is necessary to develop a technical solution for electromagnetic wave signal leakage between the special-shaped waveguide interface and the standard waveguide interface.
技术解决方案Technical solutions
一种防止电磁波信号泄露的波导接口结构，包括标准矩形波导接口及异形波导接口，进一步还包括设置在标准矩形波导接口及异形波导接口的相对表面的防泄露贴片，防泄露贴片由表面金属化的薄片构成。A waveguide interface structure for preventing electromagnetic wave signal leakage. It includes a standard rectangular waveguide interface and a special-shaped waveguide interface, and further includes an anti-leakage patch arranged on the opposite surface of the standard rectangular waveguide interface and the special-shaped waveguide interface. The anti-leakage patch is made of surface metal. The structure of thin slices.
进一步地，所述的防泄露贴片的表面呈孔洞状，孔洞可以贯穿薄片或设置为盲孔。Further, the surface of the anti-leakage patch is in the shape of a hole, and the hole may penetrate the sheet or be set as a blind hole.
进一步地，所述的孔洞的深度针对不同的电磁波频率进行调整。Further, the depth of the hole is adjusted for different electromagnetic wave frequencies.
进一步地，所述的孔洞的形状可以是圆形、方形、菱形及不规则形状。Further, the shape of the holes can be round, square, rhombus and irregular shapes.
进一步地，所述的防泄露贴片与法兰环的连接采用物理连接。Further, the connection between the anti-leakage patch and the flange ring adopts a physical connection.
进一步地，所述的防泄露贴片至少为一个。Further, there is at least one anti-leakage patch.
进一步地，所述的标准矩形波导接口为WR-10接口。Further, the standard rectangular waveguide interface is a WR-10 interface.
进一步地，所述的防泄露贴片采用不同的图案形状或相同形状交错对置。Further, the anti-leakage patch adopts different patterns and shapes or the same shape is staggered and opposed.
进一步地，所述的标准矩形波导接口及异形波导接口之间的缝隙根据不同的电磁波频率进行调整。Further, the gap between the standard rectangular waveguide interface and the special-shaped waveguide interface is adjusted according to different electromagnetic wave frequencies.
有益效果Beneficial effect
采用本发明的防止电磁波信号泄露的波导接口结构，可以简化法兰环的安装误差，有效抑制波导信号泄露，降低法兰环的对接距离和旋转度公差要求，降低了安装要求，便于实际操作。The adoption of the waveguide interface structure for preventing electromagnetic wave signal leakage of the present invention can simplify the installation error of the flange ring, effectively suppress the leakage of the waveguide signal, reduce the docking distance and rotation tolerance requirements of the flange ring, reduce the installation requirements, and facilitate actual operation.
附图说明Description of the drawings
图1：本发明防止电磁波信号泄露的波导接口结构安装示意图。Figure 1: Installation schematic diagram of a waveguide interface structure for preventing electromagnetic wave signal leakage according to the present invention.
图2：本发明异形波导接口与标准波导波导接口的安装相对位置示意图。Figure 2: Schematic diagram of the installation relative position of the special-shaped waveguide interface and the standard waveguide interface of the present invention.
图3：本发明的防止电磁波信号泄露的贴片结构剖视图。Figure 3: A cross-sectional view of the patch structure for preventing electromagnetic signal leakage of the present invention.
图4：本发明的防止电磁波信号泄露的贴片侧视图。Figure 4: Side view of the patch for preventing electromagnetic signal leakage of the present invention.
图5：本发明第一实施例的贴片示意图。Figure 5: A schematic diagram of the patch of the first embodiment of the present invention.
图6：本发明第一实施例的贴片尺寸示意图。Fig. 6: A schematic diagram of the patch size of the first embodiment of the present invention.
图7：本发明第一实施例的贴片安装剖视图。Fig. 7: A cross-sectional view of the patch installation of the first embodiment of the present invention.
图8：本发明第一仿真信号传输波形图。Figure 8: The first simulation signal transmission waveform diagram of the present invention.
图9：本发明第二仿真信号传输波形图。Figure 9: The second simulation signal transmission waveform diagram of the present invention.
图10：本发明第三仿真信号传输波形图。Figure 10: The third simulation signal transmission waveform diagram of the present invention.
本发明的最佳实施方式The best mode of the present invention
下面将详细参考本发明的优选实施例，其示例在附图中示出，虽然将结合优选实施例描述本发明，但是本领域技术人员应该理解，这些实施例并不是将本发明限制于这些实施例，相反，本发明旨在覆盖可包括在由所附权利要求限定的本发明的精神和范围内的替代、修改和等同物。此外，在本发明的以下详细描述中，阐述了许多具体细节以便提供对本发明的透彻理解，然而，对于本领域技术人员来说显而易见的是，可以在没有这些具体细节的情况下实施本发明。Hereinafter, reference will be made to the preferred embodiments of the present invention in detail, and examples thereof are shown in the accompanying drawings. Although the present invention will be described in conjunction with the preferred embodiments, those skilled in the art should understand that these embodiments do not limit the present invention to these implementations. For example, on the contrary, the present invention is intended to cover alternatives, modifications and equivalents that may be included within the spirit and scope of the invention as defined by the appended claims. In addition, in the following detailed description of the present invention, many specific details are set forth in order to provide a thorough understanding of the present invention. However, it is obvious to those skilled in the art that the present invention can be implemented without these specific details.
请参考图1本发明防止电磁波信号泄露的波导接口结构安装示意图，为了适配两种波导接口处在相对旋转位置时的安装，设备端采用异形波导接口，天线端采用标准矩形WR-10接口，其中天线段标准接口可以有两种安装角度α和角度β，其中角度α和角度β分别互相垂直。Please refer to Figure 1 for the installation schematic diagram of the waveguide interface structure of the present invention for preventing electromagnetic wave signal leakage. In order to adapt to the installation when the two waveguide interfaces are in relative rotation positions, the device end adopts a special-shaped waveguide interface, and the antenna end adopts a standard rectangular WR-10 interface. The standard interface of the antenna section can have two installation angles α and β, where the angle α and the angle β are perpendicular to each other.
需要特别说明，上述的标准矩形WR-10接口还可以采用其他的标准矩形波导接口，例如WR-12接口等，本专利对此不做限制。It should be noted that the above-mentioned standard rectangular WR-10 interface can also use other standard rectangular waveguide interfaces, such as WR-12 interface, etc. This patent does not limit this.
请参考图2异形波导接口与标准波导波导接口的安装相对位置示意图，为了适配两种天线旋转位置的安装，设备端采用异形波导接口，天线端采用标准矩形接口，矩形标准波导接口相对于异形波导接口有一定的旋转角度α和角度β。Please refer to Figure 2 for the schematic diagram of the installation relative position of the profiled waveguide interface and the standard waveguide interface. In order to adapt to the installation of the two antenna rotation positions, the device end adopts the profiled waveguide interface, the antenna end adopts the standard rectangular interface, and the rectangular standard waveguide interface is relative to the profiled interface. The waveguide interface has a certain rotation angle α and angle β.
当天线端柱状结构插入设备端套筒内时，仅由若干个螺丝固定在天线端和设备端进行无缝组装时可以保证信号质量。当各个螺丝的扭矩不匹配，安装面有灰尘等安装不当情况下，电磁波信号在天线端和设备端接口处存在泄露，影响电磁波链路的传输性能，需要采用一定的结构优化抑制电磁波泄露，降低安装难度，保证波导产品质量。When the antenna end columnar structure is inserted into the device end sleeve, only a number of screws are fixed on the antenna end and the device end for seamless assembly to ensure signal quality. When the torque of each screw is not matched, the installation surface has dust and other improper installation, the electromagnetic wave signal leaks at the antenna end and the device end interface, which affects the transmission performance of the electromagnetic wave link. It is necessary to adopt a certain structure optimization to suppress electromagnetic wave leakage and reduce Installation is difficult to ensure the quality of waveguide products.
请参考图3本发明的防止电磁波信号泄露的贴片结构剖视图，该贴片结构分为上下两个贴片结构，第一波导301和第二波导302相对设置，防泄露贴片303分别设置在第一波导301和第二波导302相对表面，且防泄露贴片303可以有不同的图案形状，异形波导口304布设于第二波导302的中心位置，防泄露贴片303与法兰环（图中未示出）的连接可以采用双面胶、磁吸、卡接等物理连接方式，保证天线端在常规对接和旋转90°的两个安装组态下均可以达到同样的电磁连接性能。Please refer to FIG. 3 for the cross-sectional view of the patch structure for preventing electromagnetic wave signal leakage of the present invention. The patch structure is divided into two patch structures. The first waveguide 301 and the second waveguide 302 have opposite surfaces, and the anti-leakage patch 303 can have different patterns and shapes. The special-shaped waveguide opening 304 is arranged at the center of the second waveguide 302, and the anti-leakage patch 303 and the flange ring (Figure (Not shown in) can adopt physical connection methods such as double-sided tape, magnetic attraction, and snap connection to ensure that the antenna end can achieve the same electromagnetic connection performance under the two installation configurations of conventional docking and rotation of 90°.
请参考图4，本发明的贴片由表面金属化的薄片构成，贴片的一面呈孔洞状，孔洞401可以贯穿薄片或设置为盲孔，孔洞的深度针对不同的电磁波频率可以调整，孔洞可以是圆形、方形、菱形或不规则形状，固定部402的连接可以采用双面胶、磁吸、卡接等物理连接方式。Please refer to Figure 4, the patch of the present invention is composed of a sheet with a metalized surface. One side of the patch is in the shape of a hole. The hole 401 can penetrate the sheet or be set as a blind hole. The depth of the hole can be adjusted for different electromagnetic wave frequencies. It is circular, square, diamond or irregular, and the connection of the fixed part 402 can adopt physical connection methods such as double-sided tape, magnetic attraction, and snap connection.
请参考图5本发明第一实施例的贴片及安装示意图，进一步参考图6本发明第一实施例的贴片尺寸示意图及图7本发明第一实施例的贴片安装剖视图，图5的左侧贴片的中间矩形为标准波导开口，外周可以有一圈或多圈打孔，图5中间为另一种贴片的形状设计，图5右侧为两个不同设计的贴片的安装透视图，需要说明的是，防泄露贴片可以采用不同的图案形状或相同形状交错对置。Please refer to FIG. 5 for the patch and installation diagram of the first embodiment of the present invention, and further refer to FIG. 6 for the patch size diagram of the first embodiment of the present invention and FIG. 7 for the patch installation cross-sectional view of the first embodiment of the present invention. The middle rectangle of the patch on the left is a standard waveguide opening, and the outer circumference can be perforated with one or more circles. The middle of Figure 5 is another patch shape design, and the right side of Figure 5 is the installation perspective of two different design patches. As shown in the figure, it should be noted that the anti-leakage patch can adopt different pattern shapes or the same shape staggered and opposed.
图6为本发明的贴片尺寸示意图，以电磁波频率71-76GHz的异形波导接口为例，标准波导开口的尺寸为3.1mm x 1.55mm. 设计贴片孔洞深度H1=0.5mm、H2=0.2mm，孔洞宽度C1=0.4mm、C2=0.8mm，孔洞长度L1=1.8mm、L2=0.8mm，图7中的缝隙305可以根据不同的电磁波频率进行调整，以便适应不同的应用场景。Fig. 6 is a schematic diagram of the size of the patch of the present invention. Taking the special-shaped waveguide interface with electromagnetic wave frequency 71-76GHz as an example, the size of the standard waveguide opening is 3.1mm x 1.55mm. Design patch hole depth H1=0.5mm, H2=0.2mm , The hole width C1=0.4mm, C2=0.8mm, the hole length L1=1.8mm, L2=0.8mm, the gap 305 in Figure 7 can be adjusted according to different electromagnetic wave frequencies to adapt to different application scenarios.
图8：本发明第一仿真信号传输波形图，在标准矩形波导与异形波导之间的旋转角度高达±3°失配的时候，本发明的防泄露贴片303可以保证电磁波的良好传输和匹配，仿真S21传输参数和S11反射参数保持良好传输，电磁波泄露量在可控范围，此时缝隙305为25 um。Figure 8: The first simulation signal transmission waveform diagram of the present invention. When the rotation angle between the standard rectangular waveguide and the special-shaped waveguide is as high as ±3°, the anti-leakage patch 303 of the present invention can ensure good transmission and matching of electromagnetic waves. , The simulation S21 transmission parameters and S11 reflection parameters maintain good transmission, and the electromagnetic wave leakage is in the controllable range. At this time, the gap 305 is 25 um.
图9：本发明第二仿真信号传输波形图，在标准矩形波导和异形波导的X方向移动距离±0.15mm失配时，本发明的防泄露贴片303可以保证电磁波的良好传输和匹配，仿真为S21传输参数和S11反射参数保持良好传输，电磁波泄露量在可控范围，此时缝隙305为25 um。Figure 9: The second simulation signal transmission waveform diagram of the present invention. When the X-direction movement distance of the standard rectangular waveguide and the special-shaped waveguide is mismatched by ±0.15mm, the anti-leakage patch 303 of the present invention can ensure good transmission and matching of electromagnetic waves, simulation In order to maintain good transmission of S21 transmission parameters and S11 reflection parameters, the electromagnetic wave leakage is within a controllable range, and the gap 305 is 25 um at this time.
图10：本发明第三仿真信号传输波形图，在标准矩形波导和异形波导的Y方向移动±0.15mm失配时，本发明的防泄露贴片303保持电磁波的良好传输和匹配，仿真为S21传输参数和S11反射参数保持良好传输，电磁波泄露量在可控范围，此时标准矩形波导和异形波导之间的缝隙305的垂直距离为25 um。Figure 10: The third simulation signal transmission waveform diagram of the present invention. When the Y direction of the standard rectangular waveguide and the special-shaped waveguide is mismatched by ±0.15mm, the leak-proof patch 303 of the present invention maintains good transmission and matching of electromagnetic waves. The simulation is S21 The transmission parameters and S11 reflection parameters maintain good transmission, and the electromagnetic wave leakage is within a controllable range. At this time, the vertical distance of the gap 305 between the standard rectangular waveguide and the special-shaped waveguide is 25 um.
采用本发明的防止电磁波信号泄露的处理方法，可以简化法兰环的安装误差，有效抑制电磁波信号泄露，降低对接距离和旋转度公差要求，降低了安装要求，便于实际操作。By adopting the processing method for preventing electromagnetic wave signal leakage of the present invention, the installation error of the flange ring can be simplified, the electromagnetic wave signal leakage can be effectively suppressed, the docking distance and rotation tolerance requirements are reduced, the installation requirements are reduced, and the actual operation is convenient.

Claims (9)

  1. 一种防止电磁波信号泄露的波导接口结构，其特征在于，包括标准矩形波导接口及异形波导接口，进一步还包括设置在标准矩形波导接口及异形波导接口的相对表面的防泄露贴片，防泄露贴片由表面金属化的薄片构成。A waveguide interface structure for preventing electromagnetic wave signal leakage, which is characterized in that it includes a standard rectangular waveguide interface and a special-shaped waveguide interface, and further includes an anti-leakage patch arranged on the opposite surface of the standard rectangular waveguide interface and the special-shaped waveguide interface. The sheet is composed of a thin sheet with a metalized surface.
  2. 如权利要求1所述的防止电磁波信号泄露的波导接口结构，其特征在于，所述的防泄露贴片的表面呈孔洞状，孔洞可以贯穿薄片或设置为盲孔。The waveguide interface structure for preventing electromagnetic wave signal leakage according to claim 1, wherein the surface of the leakage prevention patch is in the shape of a hole, and the hole can penetrate the sheet or be set as a blind hole.
  3. 如权利要求2所述的防止电磁波信号泄露的波导接口结构，其特征在于，所述的孔洞的深度针对不同的电磁波频率进行调整。The waveguide interface structure for preventing electromagnetic wave signal leakage according to claim 2, wherein the depth of the hole is adjusted for different electromagnetic wave frequencies.
  4. 如权利要求2所述的防止电磁波信号泄露的波导接口结构，其特征在于，所述的孔洞的形状可以是圆形、方形、菱形及不规则形状。The waveguide interface structure for preventing electromagnetic wave signal leakage according to claim 2, wherein the shape of the hole can be a circle, a square, a diamond, or an irregular shape.
  5. 如权利要求1所述的防止电磁波信号泄露的波导接口结构，其特征在于，所述的防泄露贴片与法兰环的连接采用物理连接。The waveguide interface structure for preventing electromagnetic wave signal leakage according to claim 1, wherein the connection between the anti-leakage patch and the flange ring adopts a physical connection.
  6. 如权利要求1所述的防止电磁波信号泄露的波导接口结构，其特征在于，所述的防泄露贴片至少为一个。The waveguide interface structure for preventing electromagnetic wave signal leakage according to claim 1, wherein there is at least one anti-leakage patch.
  7. 如权利要求1所述的防止电磁波信号泄露的波导接口结构，其特征在于，所述的标准矩形波导接口为WR-10接口。The waveguide interface structure for preventing electromagnetic wave signal leakage according to claim 1, wherein the standard rectangular waveguide interface is a WR-10 interface.
  8. 如权利要求1所述的防止电磁波信号泄露的波导接口结构，其特征在于，所述的防泄露贴片采用不同的图案形状或相同形状交错对置。The waveguide interface structure for preventing electromagnetic wave signal leakage according to claim 1, wherein the anti-leakage patch adopts different pattern shapes or the same shape is staggered and opposed.
  9. 如权利要求1所述的防止电磁波信号泄露的波导接口结构，其特征在于，所述的标准矩形波导接口及异形波导接口之间的缝隙垂直距离根据不同的电磁波频率进行调整。The waveguide interface structure for preventing electromagnetic wave signal leakage according to claim 1, wherein the vertical distance of the gap between the standard rectangular waveguide interface and the special-shaped waveguide interface is adjusted according to different electromagnetic wave frequencies.
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020000902A1 (en) * 2000-05-24 2002-01-03 Takashi Tamura Connecting structure and frequency adjusting method therein
JP2007336299A (en) * 2006-06-15 2007-12-27 Mitsubishi Electric Corp Connection structure of waveguide
WO2013125272A1 (en) * 2012-02-21 2013-08-29 日本電気株式会社 Connection structure for antenna apparatus and wireless communications apparatus
WO2017170394A1 (en) * 2016-03-31 2017-10-05 日本電気株式会社 Structural body, laminated structure of structural body, and antenna structure
CN108886192A (en) * 2016-03-18 2018-11-23 泰连公司 Plate is to plate contactless interconnection system
CN110690535A (en) * 2019-10-09 2020-01-14 盛纬伦(深圳)通信技术有限公司 Waveguide interface structure for preventing electromagnetic wave signal leakage

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110600838A (en) * 2019-09-20 2019-12-20 盛纬伦(深圳)通信技术有限公司 Waveguide interface structure for preventing electromagnetic wave signal leakage
CN211879570U (en) * 2020-06-04 2020-11-06 盛纬伦(深圳)通信技术有限公司 Waveguide interface structure for preventing electromagnetic wave signal leakage

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020000902A1 (en) * 2000-05-24 2002-01-03 Takashi Tamura Connecting structure and frequency adjusting method therein
JP2007336299A (en) * 2006-06-15 2007-12-27 Mitsubishi Electric Corp Connection structure of waveguide
WO2013125272A1 (en) * 2012-02-21 2013-08-29 日本電気株式会社 Connection structure for antenna apparatus and wireless communications apparatus
CN108886192A (en) * 2016-03-18 2018-11-23 泰连公司 Plate is to plate contactless interconnection system
WO2017170394A1 (en) * 2016-03-31 2017-10-05 日本電気株式会社 Structural body, laminated structure of structural body, and antenna structure
CN110690535A (en) * 2019-10-09 2020-01-14 盛纬伦(深圳)通信技术有限公司 Waveguide interface structure for preventing electromagnetic wave signal leakage

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