WO2018214545A1 - 一种设有第二槽口的同频合路器 - Google Patents

一种设有第二槽口的同频合路器 Download PDF

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Publication number
WO2018214545A1
WO2018214545A1 PCT/CN2018/072949 CN2018072949W WO2018214545A1 WO 2018214545 A1 WO2018214545 A1 WO 2018214545A1 CN 2018072949 W CN2018072949 W CN 2018072949W WO 2018214545 A1 WO2018214545 A1 WO 2018214545A1
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piece
sub
sheet
coupling
spacer
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PCT/CN2018/072949
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English (en)
French (fr)
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李翰钊
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周丹
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Publication of WO2018214545A1 publication Critical patent/WO2018214545A1/zh

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01PWAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00Coupling devices of the waveguide type
    • H01P5/12Coupling devices having more than two ports
    • H01P5/16Conjugate devices, i.e. devices having at least one port decoupled from one other port

Definitions

  • the present invention relates to a co-frequency combiner provided with a second slot.
  • a 3dB bridge in the same frequency combiner becomes a same frequency combiner, which is an electrical device that couples two signals of the same frequency into one signal output, and the wide frequency band is the same frequency.
  • the road device has always been the direction of the power splitter class. It is urgently needed to realize the broadband common-frequency combiner.
  • the frequency band required by the LTE standard is 2570MHz-2620MHz, covering the standard. Combiner and co-frequency combiner.
  • the object of the present invention is to overcome the above disadvantages and provide a co-frequency combiner provided with a second slot
  • a co-frequency combiner provided with a second slot comprising a bottom case and a cover, wherein the bottom case is provided with a 3dB bridge
  • the 3dB bridge includes a first combination piece and a second combination piece
  • the first composite sheet includes the first sub-piece, the second sub-slice, and the third sub-slice having the same size, and the first sub-slice to the third sub-slice are centered on the same plane.
  • the first sub-slice, the second sub-slice, and the third sub-segment define their edges from the leftmost side as the first side, and the second side to the second side to the second side a first side of the first sub-sheet and a second side of the second sub-piece are connected by a first conductive arm of a circular arc shape, the fourth side of the first sub-sheet and the third side of the third sub-piece pass the circle
  • An arc-shaped second conductive arm is connected; the first conductive arm extends outwardly from the first input end rod, and the second conductive arm extends outwardly from the first output end rod;
  • the second composite sheet includes a first coupling piece having a hexagonal shape, the first coupling piece size and the first sub-sheet phase
  • the utility model also includes a rectangular separating piece, wherein the separating piece and the first coupling piece are connected by a connecting arm; the separating piece and the connecting arm extend perpendicularly to have a vertical arm, and the second side of the vertical arm extends to have a second piece and a third piece
  • the second piece and the third piece are the same size, the same plane, and are hexagonal; the outer side of the second piece extends outwardly from the second input end bar, and the outer side of the third piece Extending out the second output end rod;
  • the first composite sheet and the second composite sheet are combined, and the vertical arm is located in a gap between the second sub-sheet and the third sub-sheet, and the second sub-piece is sandwiched between the spacer and the first Between the secondary sheets, the third sub-sheet is sandwiched between the spacer and the third sub-sheet; the first sub-sheet and the first coupling sheet are disposed in parallel and the first coupling sheet is vertically projected to coincide with the first sub-sheet.
  • the second sub-sheet has a hexagonal first coupling gap at an angled region between the second side and the third side
  • the first coupling piece is provided with a first notch near the two side regions.
  • top corner regions of the second sub-sheet and the third sub-sheet are each provided with a circular isolation hole.
  • the spacer is provided with a plurality of second slots disposed at equal intervals.
  • the second sub-sheet and the spacer and the second sub-sheet are provided with an insulating top pillar.
  • the third sub-sheet and the spacer and the third sub-piece are provided with an insulating top pillar.
  • the design frequency includes 2700Mhz of LTE, which can be obtained by computer simulation.
  • the bridge can achieve better coupling effect in the frequency range of 0.6 Ghz to 3.0 Ghz.
  • FIG. 1 is a perspective view of a 3 dB bridge in the same frequency combiner of the present invention.
  • FIG. 2 is a plan view of a 3dB bridge of the same frequency combiner of the present invention.
  • FIG. 3 is a bottom view of a 3dB bridge of the same frequency combiner of the present invention.
  • FIG. 4 is a plan view of a first composite sheet of the present invention.
  • Figure 5 is a plan view of a second composite sheet of the present invention
  • Figure 6 is a side view of the present invention
  • FIG. 7 is a perspective view of the assembly ⁇ between the first composite sheet and the second composite sheet;
  • FIG. 8 is another perspective view of the assembly of the crucible between the first composite sheet and the second composite sheet;
  • FIGS. 1 to 9 illustrate:
  • al-first sub-slice al l-first input end rod; al2-first output end rod; a2-second sub-piece; a3-third sub-piece; a4-first conductive arm; Second conductive arm; a6-first coupling gap; a7-second coupling gap;
  • a co-frequency combiner provided with a second slot includes a bottom case and a cover, and the bottom case is provided with a 3 dB power.
  • a bridge the 3dB bridge includes a first combination piece and a second combination piece;
  • the first combination piece includes a first sub-piece a1, a second sub-piece a2, and a third sub-piece having the same size and a hexagonal shape A3;
  • the first sub-slice a1 to the third sub-slice a3 are arranged in an equidistant annular array with the center point on the same plane;
  • the first sub-slice a1, the second sub-slice a2, and the third sub-slice a3 define their edges respectively
  • the leftmost side edge is counted as the first side, and the second side to the sixth side are sequentially arranged along the smoothing needle;
  • the first conductive arm a4 is connected, and the fourth side of the first sub-sheet a1 and the third side of the third sub-sheet a3 are connected by a circular second-shaped conductive arm a5; the first conductive arm a4 is at the back of the bow Extending out the first input end rod a1, the second conductive arm a5 extends outwardly from the first output end rod a1; the second combined piece includes a first coupling in a hexagonal shape a sheet bl, the first coupling piece b1 is the same size as the first sub-piece a1; further comprising a rectangular spacer b7, the spacer b7 and the first coupling piece b1 are connected by a connecting arm b6; the spacer b7 and the connecting arm b6 A vertical arm b8 extends vertically, and a second piece b2 and a third piece b3 extend from both sides of the vertical arm b8.
  • the second piece b2 and the third piece b3 are the same size, the same plane, and are hexagonal.
  • the outer side of the second piece b2 extends outwardly from the second input end b4, the third piece b3
  • the outer side edge extends outwardly from the second output end rod b5; the first composite sheet is combined with the second combined sheet, and the vertical arm b8 is located between the second sub-sheet a2 and the third sub-sheet a3.
  • the second sub-piece &2 is sandwiched between the spacer b7 and the second sub-table b2, and the third sub-piece a3 is sandwiched between the spacer b7 and the third sub-table b3;
  • a coupling piece bl is disposed in parallel and the first coupling piece bl is vertically projected to coincide with the first sub-slice a1.
  • the second sub-sheet a2 is provided with an insulating top pillar between the spacer b7 and the second sub-sheet b2.
  • the third sub-sheet a3 is provided with an insulating top pillar between the spacer b7 and the third sub-sheet b3.
  • the combination ⁇ , the first combination piece and the second combination piece maintain a spacing between the first combination piece and the second combination piece, each having a dielectric constant of about 2.4;
  • the design frequency includes LTE 2700 Mhz, which can be obtained by computer simulation
  • the bridge can achieve better coupling effect in the frequency of 0.6Ghz to 3.0Ghz.
  • the coupling value is about 3dB in the above required frequency band, which fully meets the design requirements, and the port isolation is 30+3
  • the port standing wave ratio is less than 1.25 in the frequency band.
  • the thickness of the first coupling piece bl of the first composite piece and the second combined piece is maintained at about 3.5-4 mm, and the current carrying capacity of the bridge is up to 350W.
  • the specific size can be optimized as follows: the first sub-slice a1, the second sub-slice a2, and the third sub-slice a3 are all regular hexagons, their side length is 65 mm, and the second conductive arm a5
  • the first conductive arm a4 is the same size as the first conductive arm a4, and the center of the arc is coincident with the first sub-sheet a1, the second sub-a2, and the third sub-a3;
  • the line width of the first conductive arm a4 is: 8 mm;
  • the end rod a1 and the first output end rod a2 have the same size, the length is: 65 mm, and the line width is 8 mm;
  • the first coupling piece bl is the same as the first sub-piece a1; the thickness of the spacer b7 and the connecting arm b6 is the first
  • the coupling piece bl is the same, the length and width of the spacer b7 are: 126 mm, 36
  • the length is: 15mm, the distance between the side and the second side and the third side of the corresponding second sub-sheet a2 is 6mm; the width and length of the first notch bl2 are: 6mm and 54mm, the radius of the arc is not required, The distance from the corresponding side is: 14mm; the diameter of the circular isolation hole M l is: 8mm; the length and width of the second notch b71 are: 28mm and 4mm, respectively, the radius of the arc is not required; The distance of the notch b71 is: 10 mm. [0031] In this embodiment, in the embodiment, the second and third sides of the third sub-sheet a3 are provided with a hexagonal second coupling notch a7.
  • the 5% of the second sub-sheet a2 is provided with a hexagonal first coupling notch a6, which is simulated to increase the coupling degree, and the coupling performance is 2. 5%. . It improves the coupling degree and effectively reduces the deviation of the phase difference.
  • the first coupling piece bl is provided with a first notch M2 near the two side regions.
  • the top corner regions of the second sub-sheet b2 and the third sub-plate b3 are both provided.
  • the spacer b7 is provided with a plurality of second notches b71 disposed at equal intervals. Used to increase isolation and increase performance.

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Abstract

本发明公开了一种设有第二槽口的同频合路器,包括有底壳以及盖子,所述底壳内设有一个3dB电桥,所述3dB电桥包括第一子片包括有第一组合片和第二组合片;第一组合片包括有大小相同的、呈六边形的第一子片、第二子片、第三子片;第二组合片包括有一个呈六边形的第一耦合片,第一耦合片大小和第一子片相同;还包括有矩形的隔离片,隔离片与第一耦合片之间通过连接臂相连;其设计频率包含LTE的2700Mhz,通过计算机仿真可以得到,本电桥其在频率0.6Ghz至3.0Ghz内可实现较好的耦合效果。

Description

一种设有第二槽口的同频合路器 技术领域
[0001] 本发明涉及一种设有第二槽口的同频合路器。
背景技术
[0002] 同频合路器中设置一个 3dB电桥就变成了同频合路器, 是一种将两种频率相同 的信号进行耦合成一路信号输出的电器件, 宽频率带同频合路器一直是功分器 类努力的方向, 实现宽频同频合路器是目前迫切需要的, 尤其是通信行业的新 增标准 LTE中, LTE标准要求的频段为 2570MHz-2620MHz, 覆盖该标准的合路 器及同频合路器。
技术问题
问题的解决方案
技术解决方案
[0003] 本发明的目的在于克服以上所述的缺点, 提供一种设有第二槽口的同频合路器
[0004] 为实现上述目的, 本发明的具体方案如下: 一种设有第二槽口的同频合路器, 包括有底壳以及盖子, 所述底壳内设有一个 3dB电桥, 所述 3dB电桥包括有第一 组合片和第二组合片;
[0005] 第一组合片包括有大小相同的、 呈六边形的第一子片、 第二子片、 第三子片; 第一子片至第三子片以中心点在同一平面呈等距环形阵列设置; 第一子片、 第 二子片、 第三子片, 定义他们的边分别从最左边的边幵始计为第一边, 沿顺吋 针计依次为第二边至第六边; 第一子片的第一边与第二子片的第二边通过圆弧 形的第一导电臂相连, 第一子片的第四边与第三子片的第三边通过圆弧形的第 二导电臂相连; 所述第一导电臂弓背处向外延伸出第一输入端杆, 所述第二导 电臂弓背处向外延伸出第一输出端杆;
[0006] 第二组合片包括有一个呈六边形的第一耦合片, 第一耦合片大小和第一子片相 同; 还包括有矩形的隔离片, 隔离片与第一耦合片之间通过连接臂相连; 隔离 片与连接臂垂直延伸出有垂直臂, 垂直臂两侧延伸出有第二次片和第三次片, 第二次片和第三次片大小相同、 同一平面、 均为六边形; 第二次片的外侧边向 外延伸出第二输入端杆, 第三次片的外侧边向外延伸出第二输出端杆;
[0007] 所述第一组合片与第二组合片组合在一起, 组合吋, 垂直臂位于第二子片和第 三子片之间的缝隙中, 第二子片夹设于隔离片和第二次片之间, 第三子片夹设 于隔离片和第三次片之间; 第一子片和第一耦合片平行设置且第一耦合片垂直 投影与第一子片重合。
[0008] 其中, 所述第二子片的第二边和第三边的夹角区域设有六边形的第一耦合缺口
[0009] 其中, 所述第三子片的第二边和第三边的夹角区域设有六边形的第二耦合缺口
[0010] 其中, 第一耦合片靠近两个侧边区域均设有一个第一槽口。
[0011] 其中, 所述第二次片和第三次片的顶角区域均设有一个圆形隔离孔。
[0012] 其中, 隔离片上设有等距设置的多个第二槽口。
[0013] 其中, 第二子片与隔离片和第二次片之间均设有绝缘顶柱。
[0014] 其中, 第三子片与隔离片和第三次片之间均设有绝缘顶柱。
发明的有益效果
有益效果
[0015] 其设计频率包含 LTE的 2700Mhz, 通过计算机仿真可以得到, 本电桥其在频率 0 .6Ghz至 3.0Ghz内可实现较好的耦合效果。
对附图的简要说明
附图说明
[0016] 图 1是本发明的同频合路器中的 3dB电桥的立体图;
[0017] 图 2是本发明的同频合路器的 3dB电桥的俯视图;
[0018] 图 3是本发明的同频合路器的 3dB电桥的仰视图;
[0019] 图 4是本发明的第一组合片的俯视图;
[0020] 图 5是本发明的第二组合片的俯视图; [0021] 图 6是本发明的侧视图;
[0022] 图 7是第一组合片的和第二组合片之间装配吋的一个视角图;
[0023] 图 8是第一组合片的和第二组合片之间装配吋的另一个视角图;
[0024] 图 9是本发明的仿真图;
[0025] 图 1至图 9中的附图标记说明:
[0026] al-第一子片; al l-第一输入端杆; al2-第一输出端杆; a2-第二子片; a3-第三 子片; a4-第一导电臂; a5-第二导电臂; a6-第一耦合缺口; a7-第二耦合缺口;
[0027] bl-第一耦合片; bl l-圆形隔离孔; bl2-第一槽口; b2-第二次片; b3-第三次片 ; b4-第二输入端杆; b5-第二输出端杆; b6-连接臂; b7-隔离片; b71-第二槽口 ; b8-垂直臂。
本发明的实施方式
[0028] 下面结合附图和具体实施例对本发明作进一步详细的说明, 并不是把本发明的 实施范围局限于此。
[0029] 如图 1至图 9所示, 本实施例所述的一种设有第二槽口的同频合路器, 包括有底 壳以及盖子, 所述底壳内设有一个 3dB电桥, 所述 3dB电桥包括有第一组合片和 第二组合片; 第一组合片包括有大小相同的、 呈六边形的第一子片 al、 第二子片 a2、 第三子片 a3 ; 第一子片 al至第三子片 a3以中心点在同一平面呈等距环形阵列 设置; 第一子片 al、 第二子片 a2、 第三子片 a3, 定义他们的边分别从最左边的边 幵始计为第一边, 沿顺吋针计依次为第二边至第六边; 第一子片 al的第一边与第 二子片 a2的第二边通过圆弧形的第一导电臂 a4相连, 第一子片 al的第四边与第三 子片 a3的第三边通过圆弧形的第二导电臂 a5相连; 所述第一导电臂 a4弓背处向外 延伸出第一输入端杆 al l , 所述第二导电臂 a5弓背处向外延伸出第一输出端杆 al2 ; 第二组合片包括有一个呈六边形的第一耦合片 bl, 第一耦合片 bl大小和第一 子片 al相同; 还包括有矩形的隔离片 b7, 隔离片 b7与第一耦合片 bl之间通过连接 臂 b6相连; 隔离片 b7与连接臂 b6垂直延伸出有垂直臂 b8, 垂直臂 b8两侧延伸出 有第二次片 b2和第三次片 b3, 第二次片 b2和第三次片 b3大小相同、 同一平面、 均为六边形; 第二次片 b2的外侧边向外延伸出第二输入端杆 b4, 第三次片 b3的 外侧边向外延伸出第二输出端杆 b5 ; 所述第一组合片与第二组合片组合在一起 , 组合吋, 垂直臂 b8位于第二子片 a2和第三子片 a3之间的缝隙中, 第二子片 &2夹 设于隔离片 b7和第二次片 b2之间, 第三子片 a3夹设于隔离片 b7和第三次片 b3之间 ; 第一子片 al和第一耦合片 bl平行设置且第一耦合片 bl垂直投影与第一子片 al重 合。 其中, 第二子片 a2与隔离片 b7和第二次片 b2之间均设有绝缘顶柱。 其中, 第 三子片 a3与隔离片 b7和第三次片 b3之间均设有绝缘顶柱。
组合吋, 第一组合片和第二组合片之间保持间距, 第一组合片和第二组合片均 采用介电常数为 2.4左右的导体; 其设计频率包含 LTE的 2700Mhz, 通过计算机仿 真可以得到, 本电桥其在频率 0.6Ghz至 3.0Ghz内可实现较好的耦合效果, 如图 8 所述, 其耦合值在上述要求频段内的参数为 3dB左右, 完全符合设计要求, 端口 隔离度在 30+3
dB左右, 另外, 值得一提的是, 其在频段内, 其端口驻波比小于 1.25。 第一组合 片和第二组合片的第一耦合片 bl厚度保持在 3.5-4mm左右, 本电桥承载功率可达 350W。 为了达到最优化的耦合效果, 其具体尺寸可以优化为: 第一子片 al、 第 二子片 a2、 第三子片 a3均为正六边形, 他们的边长为 65mm, 第二导电臂 a5和第 一导电臂 a4大小相同, 弧形的圆心与第一子片 al、 第二子片 a2、 第三子片 a3为中 心重合; 第一导电臂 a4的线宽为: 8mm; 第一输入端杆 al l和第一输出端杆 al2 的大小相同, 长为: 65mm, 线宽为 8mm; 第一耦合片 bl与第一子片 al相同; 隔 离片 b7、 连接臂 b6的厚度与第一耦合片 bl相同, 隔离片 b7的长和宽分别为: 126 mm, 36mm; 连接臂 b6的宽度为 37mm, 长度为: 47mm; 垂直臂 b8的厚度为 4m m, 高度为 18mm, 第二次片 b2和第三次片 b3为正六边形, 边长均为: 39mm; 第 二输入端杆 b4和第二输出端杆 b5大小相同, 厚度为 3mm, 线宽为 4mm, 长度为 : 95mm; 第二子片 a2与隔离片 b7之间距离为 4mm; 第一耦合缺口 a6和第二耦合 缺口 a7均为正六边形, 边长为: 15mm, 边与对应的第二子片 a2的第二边和第三 边的距离为 6mm; 第一槽口 bl2的宽度和长度为: 6mm和 54mm, 圆弧半径不做 要求, 其距离对应边的距离为: 14mm; 圆形隔离孔 M l的直径为: 8mm; 第二 槽口 b71的长度和宽度分别为: 28mm和 4mm, 圆弧半径不做要求; 相邻两个第 二槽口 b71的距离为: 10mm。 [0031] 本实施例中, 本实施例中, 所述第三子片 a3的第二边和第三边的夹角区域设有 六边形的第二耦合缺口 a7。 所述第二子片 a2的第二边和第三边的夹角区域设有六 边形的第一耦合缺口 a6, 该设置通过仿真得知可以有效增加耦合度, 耦合性能 2. 5%提升。 其提高耦合度, 有效降低相位差的偏差。 本实施例中, 第一耦合片 bl 靠近两个侧边区域均设有一个第一槽口 M2; 本实施例中, 所述第二次片 b2和第 三次片 b3的顶角区域均设有一个圆形隔离孔 bl l。 本实施例中, 隔离片 b7上设有 等距设置的多个第二槽口 b71。 用于增加隔离度, 增加性能。
[0032] 以上所述仅是本发明的一个较佳实施例, 故凡依本发明专利申请范围所述的构 造、 特征及原理所做的等效变化或修饰, 包含在本发明专利申请的保护范围内

Claims

权利要求书
[权利要求 1] 一种设有第二槽口的同频合路器, 其特征在于: ,,包括有底壳以及盖 子, 所述底壳内设有一个 3dB电桥, 所述 3dB电桥包括第一子片包括 有第一组合片和第二组合片; 第一组合片包括有大小相同的、 呈六边 形的第一子片 (al) 、 第二子片 2) 、 第三子片 (a3) ; 第一子片
(al) 至第三子片 (a3) 以中心点在同一平面呈等距环形阵列设置; 第一子片 (al) 、 第二子片 (a2) 、 第三子片 (a3) , 定义他们的边 分别从最左边的边幵始计为第一边, 沿顺吋针计依次为第二边至第六 边; 第一子片 (al) 的第一边与第二子片 (a2) 的第二边通过圆弧形 的第一导电臂 4) 相连, 第一子片 (al) 的第四边与第三子片 (a3 ) 的第三边通过圆弧形的第二导电臂 5) 相连; 所述第一导电臂 ( a4) 弓背处向外延伸出第一输入端杆 (al l) , 所述第二导电臂 (a5 ) 弓背处向外延伸出第一输出端杆 12) ; 第二组合片包括有一个 呈六边形的第一耦合片 (bl) , 第一耦合片 (bl) 大小和第一子片 ( al) 相同; 还包括有矩形的隔离片 (b7) , 隔离片 (b7) 与第一耦合 片 (bl) 之间通过连接臂 (b6) 相连; 隔离片 (b7) 与连接臂 (b6) 垂直延伸出有垂直臂 (b8) , 垂直臂 (b8) 两侧延伸出有第二次片 ( b2) 和第三次片 (b3) , 第二次片 (b2) 和第三次片 (b3) 大小相同 、 同一平面、 均为六边形; 第二次片 (b2) 的外侧边向外延伸出第二 输入端杆 (b4) , 第三次片 (b3) 的外侧边向外延伸出第二输出端杆 (b5) ; 所述第一组合片与第二组合片组合在一起, 组合吋, 垂直臂 (b8) 位于第二子片 (a2) 和第三子片 (a3) 之间的缝隙中, 第二子 片 (a2) 夹设于隔离片 (b7) 和第二次片 (b2) 之间, 第三子片 (a3 ) 夹设于隔离片 (b7) 和第三次片 (b3) 之间; 第一子片 (al) 和第 一耦合片 (M) 平行设置且第一耦合片 (bl) 垂直投影与第一子片 ( al) 重合; 隔离片 (b7) 上设有等距设置的多个第二槽口 (b71) 。
[权利要求 2] 根据权利要求 1所述的一种设有第二槽口的同频合路器, 其特征在于
: 所述第二子片 2) 的第二边和第三边的夹角区域设有六边形的第 一耦合缺口 (a6) 。
[权利要求 3] 根据权利要求 1所述的一种设有第二槽口的同频合路器, 其特征在于 : 所述第三子片 3) 的第二边和第三边的夹角区域设有六边形的第 二耦合缺口 (a7) 。
[权利要求 4] 根据权利要求 1所述的一种设有第二槽口的同频合路器, 其特征在于 : 第一耦合片 (bl) 靠近两个侧边区域均设有一个第一槽口 (bl2)
[权利要求 5] 根据权利要求 1所述的一种设有第二槽口的同频合路器, 其特征在于 : 所述第二次片 (b2) 和第三次片 (b3) 的顶角区域均设有一个圆形 隔离孔 (bl l) 。
[权利要求 6] 根据权利要求 1所述的一种设有第二槽口的同频合路器, 其特征在于 : 第二子片 2) 与隔离片 (b7) 和第二次片 (b2) 之间均设有绝缘 顶柱。
[权利要求 7] 根据权利要求 1所述的一种设有第二槽口的同频合路器, 其特征在于 : 第三子片 3) 与隔离片 (b7) 和第三次片 (b3) 之间均设有绝缘 顶柱。
PCT/CN2018/072949 2017-05-25 2018-01-17 一种设有第二槽口的同频合路器 WO2018214545A1 (zh)

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