WO2022257286A1 - 一种隔离器及其实现方法 - Google Patents

一种隔离器及其实现方法 Download PDF

Info

Publication number
WO2022257286A1
WO2022257286A1 PCT/CN2021/116631 CN2021116631W WO2022257286A1 WO 2022257286 A1 WO2022257286 A1 WO 2022257286A1 CN 2021116631 W CN2021116631 W CN 2021116631W WO 2022257286 A1 WO2022257286 A1 WO 2022257286A1
Authority
WO
WIPO (PCT)
Prior art keywords
central
housing
shim
extension
transverse
Prior art date
Application number
PCT/CN2021/116631
Other languages
English (en)
French (fr)
Inventor
肖福海
孙晓丹
Original Assignee
浙江省东阳市东磁诚基电子有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 浙江省东阳市东磁诚基电子有限公司 filed Critical 浙江省东阳市东磁诚基电子有限公司
Priority to EP21944786.9A priority Critical patent/EP4354651A1/en
Publication of WO2022257286A1 publication Critical patent/WO2022257286A1/zh

Links

Images

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices
    • H01P1/36—Isolators
    • H01P1/362—Edge-guided mode devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices
    • H01P1/36—Isolators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P11/00—Apparatus or processes specially adapted for manufacturing waveguides or resonators, lines, or other devices of the waveguide type

Definitions

  • the invention belongs to the technical field of isolators, and in particular relates to an isolator and a realization method thereof.
  • the purpose of the present invention is to provide an isolator to solve the problems raised in the background art above.
  • the isolator provided by the invention has the characteristics of improving and reducing the insertion loss and third-order intermodulation of the circulator or the isolator, and improving the communication signal quality.
  • Another object of the present invention is to provide a method for implementing an isolator.
  • an isolator including a housing, the interior of the housing is sequentially provided with a positioning ring, a lower permanent magnet, a lower shim, a lower ferrite, and a central conductor , an upper ferrite, a hexagonal shim, an upper permanent magnet, a temperature patch and an upper shim, and a cover plate is connected above the shell.
  • the central conductor includes three central junctions with an angle of 120 degrees each other, and the central junction is provided with a longitudinal slot along its central line.
  • the central knot is also provided with a first transverse slit and a second transverse slit intersecting the longitudinal slit respectively, the second transverse slit is located outside the first transverse slit, the width of the first transverse slit, the second transverse slit and the longitudinal slit Both are 0.1-1.0mm, the first transverse slit and the second transverse slit are circular arc structures concentric with the arc-shaped outer edge of the central junction, and the central conductor is a sheet structure of oxygen-free copper or phosphor copper.
  • the center conductor also includes a center node branch connected to the center of the three center nodes and forming an angle of 120 degrees with each other, and a center node branch is connected to the center node branch
  • the extension foot of the knot, and an included angle is set between the extension foot of the central knot and the extension foot of the central knot, and a through hole is arranged on the extension foot of the central knot, and the metal terminal is connected in the through hole.
  • the circumference of the hexagonal shim is arranged in a circular array with six extending feet, and the housing is provided with three grooves in a circular array, extending The feet are welded with the groove walls of the corresponding grooves.
  • the implementation method of an isolator includes the following steps:
  • the cover plate is placed on the top of the housing, the cylinder at the top of the housing passes through the notch on the cover plate, and the cylinder at the top of the housing is bent to complete the package;
  • the present invention adds a part of the coupling circuit to the oscillating circuit at the center junction, which increases the strength of the internal field, reduces the third-order intermodulation, and improves the signal quality;
  • each central knot and the two adjacent central knots form unequal angles, which solves the problem that the first transverse slit, the second transverse slit and the longitudinal slit set on the central knot increase the inner field. Intensity, but the inductive reactance will become smaller, the problem of impedance mismatch;
  • the included angle set between the central knot branch and the central knot branch extension foot of the present invention increases the length of this line, and improves the inductive reactance to achieve impedance matching without changing the width of the central junction;
  • the circumference of the hexagonal shim plate of the present invention is in a circular array with six extension feet, and the extension feet are welded to the groove wall of the corresponding groove, so that after a branch of the oscillating circuit passes through the central conductor, it only needs to flow through the ferrite Reach the hexagonal shim, because the hexagonal shim is welded to the shell, so it is equivalent to direct grounding, which reduces the parts that the circuit flows through. Because the more parts the circuit flows through, the greater the cumulative loss. Therefore, this application significantly reduces insertion loss.
  • Fig. 1 is the structural explosion schematic diagram of the present invention
  • Fig. 2 is the structural representation of hexagonal magnetization sheet of the present invention
  • Fig. 3 is the structural representation of housing of the present invention.
  • Fig. 4 is the overall structure schematic diagram of the present invention.
  • Fig. 5 is the structural representation of central conductor of the present invention.
  • FIG. 6 is a comparison diagram of third-order intermodulation between the present invention and the prior art.
  • an isolator including a housing 12, the interior of the housing 12 is sequentially provided with a positioning ring 11, a lower permanent magnet 10, a lower shim 9, The lower ferrite 8, the central conductor 7, the upper ferrite 6, the hexagonal shim 5, the upper permanent magnet 4, the temperature patch 3 and the upper shim 2, and the cover plate 1 is connected above the housing 12.
  • the central conductor 7 includes three central junctions 71 at an angle of 120 degrees to each other.
  • the central junctions 71 are provided with longitudinal slits 713 along their centerlines, and the central junctions 71 are also provided with first intersecting longitudinal slits 713.
  • the transverse slit 711 and the second transverse slit 712, the second transverse slit 712 is located outside the first transverse slit 711, the width of the first transverse slit 711, the second transverse slit 712 and the longitudinal slit 713 are all 0.1-1.0mm, the first The transverse slot 711 and the second transverse slot 712 are circular arc structures concentric with the arc-shaped outer edge of the central junction 71, and the central conductor 7 is a thin sheet structure of oxygen-free copper or phosphor copper.
  • the coupling circuit is added to the oscillating circuit at the center junction 71, which increases the internal field strength, reduces the third-order intermodulation, and improves the signal quality; the first transverse slot 711, the second transverse slot 712 and The larger the width of the longitudinal slit 713 is, the more obvious the improvement of the internal field strength is, which is preferably 0.5 mm in this embodiment.
  • the third-order intermodulation data of 5 circulator products of the prior art are in the rectangular frame of solid line in the figure, and the third-order intermodulation data of 5 circulator products of the present invention are in the rectangular frame of dotted line, It can be clearly seen from FIG. 6 that the present invention significantly reduces third-order intermodulation compared with the circulator products of the prior art.
  • the center conductor 7 also includes a center node branch 72 connected to the center of the three center nodes 71 and forming an angle of 120 degrees with each other.
  • the center node branch 72 is connected with The central knot extension foot 73, and the central knot extension foot 72 and the central knot extension foot 73 are provided with an angle, the angle is 0-180 degrees, the present embodiment is preferably 120 degrees, the central knot extension
  • the pin 73 is provided with a through hole, and the metal terminal 13 is connected in the through hole.
  • each central node branch node 72 forms unequal angles with the respective adjacent two central node 71, which solves the problems of the first transverse slit 711, the second transverse slit 712 and the Although the longitudinal slit 713 increases the strength of the internal field, the inductive reactance will become smaller, and the problem of impedance mismatch;
  • the included angle between the central junction branch 72 and the central junction extension foot 73 increases the length of this line, and improves the inductive reactance to achieve impedance matching without changing the width of the central junction 71 .
  • the circumference of the hexagonal shim 5 has six extending feet 51 in a circular array, and the housing 12 is provided with three grooves in a circular array, and the extending feet 51 Weld with the groove wall 121 of the corresponding groove.
  • a method for implementing an isolator according to the present invention includes the following steps:
  • the present invention adds a part of the coupling circuit to the oscillating circuit at the central junction 71, increases the internal field strength, reduces the third-order intermodulation, and improves the signal quality;
  • each central knot branch knot 72 of the present invention forms unequal angles with the respective adjacent two central knots 71, which solves the problem
  • the first transverse slit 711, the second transverse slit 712 and the longitudinal slit 713 provided on the central junction 71 increase the strength of the internal field, the inductive reactance will become smaller and the problem of impedance mismatch;
  • the included angle provided between the knot extension pins 73 increases the length of this line, and without changing the width of the central junction 71, the inductive reactance is improved to achieve impedance matching;

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Non-Reversible Transmitting Devices (AREA)

Abstract

本发明公开了一种隔离器，包括壳体，壳体的内部从下至上依次设有定位环、下永磁体、下匀磁片、下铁氧体、中心导体、上铁氧体、六角匀磁片、上永磁体、温补片和上匀磁片,壳体的上方连接有盖板，中心导体包括三个互成度120角的中心结，中心结沿其中心线位置设有纵向缝隙，且中心结上还设有分别与纵向缝隙相交的第一横向缝隙和第二横向缝隙，第二横向缝隙位于第一横向缝隙的外侧；本发明还公开了一种隔离器的实现方法，本发明在中心结部分的震荡电路增加了一部分耦合电路，增加了内场强度，降低了三阶互调，提高了信号质量；本发明六角匀磁片的延伸脚与对应凹槽的槽壁焊接，减少了电路流经的部件，显著降低了插入损耗。

Description

一种隔离器及其实现方法 技术领域
本发明属于隔离器技术领域，具体涉及一种隔离器及其实现方法。
背景技术
随着信息时代的快速发展，手机和通信基站等高频通信设备成为人们需要的需求，且随着5G时代技术的应用，在硬件设备的小型化及低成本化和性能的稳定性上，有了更高的要求，而应用在其设备上的元器件环形器及隔离器的设计也日趋小型化和低成本以及性能安定性的要求。
在高场区且较宽的工作频率带域内，做到低插入损耗、低三阶互调成为目前隔离器或环形器较为突出的重要指标。
因此，亟需一种隔离器或环形器来改善并降低环形器或隔离器的插入损耗和三阶互调，提高通信信号质量。
发明内容
本发明的目的在于提供一种隔离器，以解决上述背景技术中提出的问题。本发明提供的一种隔离器，具有改善并降低环形器或隔离器的插入损耗和三阶互调，提高通信信号质量的特点。
本发明另一目的在于提供一种隔离器的实现方法。
为实现上述目的，本发明提供如下技术方案：一种隔离器，包括壳体，壳体的内部从下至上依次设有定位环、下永磁体、下匀磁片、下铁氧体、中心导体、上铁氧体、六角匀磁片、上永磁体、温补片和上匀磁片，壳体的上方连接有盖板。
为了增加了内场强度，降低三阶互调，提高了信号质量，在本发明中进一步地，中心导体包括三个互成度120角的中心结，中心结沿其中心线位置设有纵向缝隙，且中心结上还设有分别与纵向缝隙相交的第一横向缝隙和第二横向缝隙，第二横向缝隙位于第一横向缝隙的外侧，第一横向缝隙、第二 横向缝隙和纵向缝隙的宽度均为0.1-1.0mm，第一横向缝隙和第二横向缝隙为与中心结圆弧状外边缘为同心的圆弧结构，中心导体为无氧铜或磷铜的薄片结构。
为了提高感抗进而达到阻抗匹配，在本发明中进一步地，中心导体还包括与三个中心结中心连接的且互成度120角的中心结支结，中心结支结上连接有中心结支结延伸脚，且中心结支结与中心结支结延伸脚之间设有夹角，中心结支结延伸脚上设有通孔，金属端子连接在通孔内。
为了减少了电路流经的部件，降低插入损耗，在本发明中进一步地，六角匀磁片的圆周上呈环形阵列有六个延伸脚，壳体上设有三个呈环形阵列的凹槽，延伸脚与对应凹槽的槽壁焊接。
在本发明中进一步地，所述的一种隔离器的实现方法，包括以下步骤：
(一)、将定位环、下永磁体、下匀磁片和下铁氧体依次放入壳体内；
(二)、将三个金属端子分别与中心结支结延伸脚进行焊接，然后将中心导体放入壳体内，使三个中心结支结延伸脚分别位于壳体的凹槽内；
(三)、将上铁氧体、六角匀磁片、上永磁体、温补片和上匀磁片依次放入壳体内；
(四)、盖板放入壳体的上方，使壳体顶端的柱体穿过盖板上的槽口，并将壳体顶端的柱体折弯完成封装；
(五)、将六个延伸脚分别与对应的凹槽的槽壁进行焊接。
与现有技术相比，本发明的有益效果是：
1、本发明在中心结部分的震荡电路增加了一部分耦合电路，增加了内场强度，降低了三阶互调，提高了信号质量；
2、本发明设置的第一横向缝隙、第二横向缝隙和纵向缝隙的宽度的缝隙越大，内场强度提升越明显；
3、本发明每个中心结支结与各自相邻的两个中心结互成不等同的角度， 解决了中心结上设置的第一横向缝隙、第二横向缝隙和纵向缝隙虽然增加了内场强度，但是感抗会变小，阻抗失配的问题；
4、本发明中心结支结与中心结支结延伸脚之间设置的夹角，增加了这条线路的长度，在不改变中心结宽度的前提下，提高感抗进而达到阻抗匹配；
5、本发明六角匀磁片的圆周上呈环形阵列有六个延伸脚，延伸脚与对应凹槽的槽壁焊接，使振荡电路的一条支路通过中心导体后，只需流经铁氧体达到六角匀磁片，因为六角匀磁片与壳体焊接，所以相当于直接接地，减少了电路流经的部件，由于电路流经的部件越多，产生的损耗累加起来就越大，因此本申请显著降低了插入损耗。
附图说明
图1为本发明的结构爆炸示意图；
图2为本发明六角匀磁片的结构示意图；
图3为本发明壳体的结构示意图；
图4为本发明的整体结构示意图；
图5为本发明中心导体的结构示意图；
图6为本发明与现有技术的三阶互调对比图。
图中：1、盖板；2、上匀磁片；3、温补片；4、上永磁体；5、六角匀磁片；51、延伸脚；6、上铁氧体；7、中心导体；71、中心结；711、第一横向缝隙；712、第二横向缝隙；713、纵向缝隙；72、中心结支结；73、中心结支结延伸脚；8、下铁氧体；9、下匀磁片；10、下永磁体；11、定位环；12、壳体；121、槽壁；13、金属端子。
具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做 出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。
实施例1
请参阅图1-6，本发明提供以下技术方案：一种隔离器，包括壳体12，壳体12的内部从下至上依次设有定位环11、下永磁体10、下匀磁片9、下铁氧体8、中心导体7、上铁氧体6、六角匀磁片5、上永磁体4、温补片3和上匀磁片2，壳体12的上方连接有盖板1。
具体的，中心导体7包括三个互成120度角的中心结71，中心结71沿其中心线位置设有纵向缝隙713，且中心结71上还设有分别与纵向缝隙713相交的第一横向缝隙711和第二横向缝隙712，第二横向缝隙712位于第一横向缝隙711的外侧，第一横向缝隙711、第二横向缝隙712和纵向缝隙713的宽度均为0.1-1.0mm，第一横向缝隙711和第二横向缝隙712为与中心结71圆弧状外边缘为同心的圆弧结构，中心导体7为无氧铜或磷铜的薄片结构。
通过采用上述技术方案，在中心结71部分的震荡电路增加了一部分耦合电路，增加了内场强度，降低了三阶互调，提高了信号质量；第一横向缝隙711、第二横向缝隙712和纵向缝隙713的宽度的缝隙越大，内场强度提升越明显，本实施例优选为0.5mm。
如图6所示，图中实线矩形框内为现有技术的5个环形器产品的三阶互调数据，虚线矩形框内为本发明的5个环形器产品的三阶互调数据，由附图6可以明显的看出，本发明相比于现有技术的环形器产品明显降低了三阶互调。
实施例2
本实施例与实施例1不同之处在于：具体的，中心导体7还包括与三个中心结71中心连接的且互成120度角的中心结支结72，中心结支结72上连接有中心结支结延伸脚73，且中心结支结72与中心结支结延伸脚73之间设有夹角，夹角为0-180度，本实施例优选为120度，中心结支结延伸脚73上设有通孔，金属端子13连接在通孔内。
通过采用上述技术方案，每个中心结支结72与各自相邻的两个中心结71互成不等同的角度，解决了中心结71上设置的第一横向缝隙711、第二横向缝隙712和纵向缝隙713虽然增加了内场强度，但是感抗会变小，阻抗失配的问题；
且中心结支结72与中心结支结延伸脚73之间设置的夹角，增加了这条线路的长度，在不改变中心结71宽度的前提下，提高感抗进而达到阻抗匹配。
实施例3
本实施例与实施例1不同之处在于：具体的，六角匀磁片5的圆周上呈环形阵列有六个延伸脚51，壳体12上设有三个呈环形阵列的凹槽，延伸脚51与对应凹槽的槽壁121焊接。
通过采用上述技术方案，使振荡电路的一条支路通过中心导体7后，只需流经铁氧体达到六角匀磁片5，因为六角匀磁片5与壳体12焊接，所以相当于直接接地，减少了电路流经的部件，由于电路流经的部件越多，产生的损耗累加起来就越大，因此本申请显著降低了插入损耗。
进一步地，本发明所述的一种隔离器的实现方法，包括以下步骤：
(一)、将定位环11、下永磁体10、下匀磁片9和下铁氧体8依次放入壳体12内；
(二)、将三个金属端子13分别与中心结支结延伸脚73进行焊接，然后将中心导体7放入壳体12内，使三个中心结支结延伸脚73分别位于壳体12的凹槽内；
(三)、将上铁氧体6、六角匀磁片5、上永磁体4、温补片3和上匀磁片2依次放入壳体12内；
(四)、盖板1放入壳体12的上方，使壳体12顶端的柱体穿过盖板1上的槽口，并将壳体12顶端的柱体折弯完成封装；
(五)、将六个延伸脚51分别与对应的凹槽的槽壁121进行焊接。
综上所述，本发明在中心结71部分的震荡电路增加了一部分耦合电路，增加了内场强度，降低了三阶互调，提高了信号质量；本发明设置的第一横向缝隙711、第二横向缝隙712和纵向缝隙713的宽度的缝隙越大，内场强度提升越明显；本发明每个中心结支结72与各自相邻的两个中心结71互成不等同的角度，解决了中心结71上设置的第一横向缝隙711、第二横向缝隙712和纵向缝隙713虽然增加了内场强度，但是感抗会变小，阻抗失配的问题；本发明中心结支结72与中心结支结延伸脚73之间设置的夹角，增加了这条线路的长度，在不改变中心结71宽度的前提下，提高感抗进而达到阻抗匹配；本发明六角匀磁片5的圆周上呈环形阵列有六个延伸脚51，延伸脚51与对应凹槽的槽壁121焊接，使振荡电路的一条支路通过中心导体7后，只需流经铁氧体达到六角匀磁片5，因为六角匀磁片5与壳体12焊接，所以相当于直接接地，减少了电路流经的部件，由于电路流经的部件越多，产生的损耗累加起来就越大，因此本申请显著降低了插入损耗。
尽管已经示出和描述了本发明的实施例，对于本领域的普通技术人员而言，可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型，本发明的范围由所附权利要求及其等同物限定。

Claims (10)

  1. 一种隔离器，包括壳体，其特征在于：壳体的内部从下至上依次设有定位环、下永磁体、下匀磁片、下铁氧体、中心导体、上铁氧体、六角匀磁片、上永磁体、温补片和上匀磁片，壳体的上方连接有盖板，其中，中心导体包括三个互成度120角的中心结，中心结沿其中心线位置设有纵向缝隙，且中心结上还设有分别与纵向缝隙相交的第一横向缝隙和第二横向缝隙，第二横向缝隙位于第一横向缝隙的外侧。
  2. 根据权利要求1所述的一种隔离器，其特征在于：所述第一横向缝隙、第二横向缝隙和纵向缝隙的宽度均为0.1-1.0mm。
  3. 根据权利要求1所述的一种隔离器，其特征在于：所述第一横向缝隙和第二横向缝隙为与中心结圆弧状外边缘为同心的圆弧结构。
  4. 根据权利要求1所述的一种隔离器，其特征在于：所述中心导体为无氧铜或磷铜的薄片结构。
  5. 根据权利要求1所述的一种隔离器，其特征在于：所述中心导体还包括与三个中心结中心连接的且互成度120角的中心结支结。
  6. 根据权利要求5所述的一种隔离器，其特征在于：所述中心结支结上连接有中心结支结延伸脚，且中心结支结与中心结支结延伸脚之间设有夹角。
  7. 根据权利要求6所述的一种隔离器，其特征在于：所述中心结支结延伸脚上设有通孔，金属端子连接在通孔内。
  8. 根据权利要求1所述的一种隔离器，其特征在于：所述六角匀磁片的圆周上呈环形阵列有六个延伸脚。
  9. 根据权利要求8所述的一种隔离器，其特征在于：所述壳体上设有三个呈环形阵列的凹槽，延伸脚与对应凹槽的槽壁焊接。
  10. 根据权利要求1-9任一项所述的一种隔离器的实现方法，其特征在于，包括以下步骤：
    (一)、将定位环、下永磁体、下匀磁片和下铁氧体依次放入壳体内；
    (二)、将三个金属端子分别与中心结支结延伸脚进行焊接，然后将中心导体放入壳体内，使三个中心结支结延伸脚分别位于壳体的凹槽内；
    (三)、将上铁氧体、六角匀磁片、上永磁体、温补片和上匀磁片依次放入壳体内；
    (四)、盖板放入壳体的上方，使壳体顶端的柱体穿过盖板上的槽口，并将壳体顶端的柱体折弯完成封装；
    (五)、将六个延伸脚分别与对应的凹槽的槽壁进行焊接。
PCT/CN2021/116631 2021-06-11 2021-09-06 一种隔离器及其实现方法 WO2022257286A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP21944786.9A EP4354651A1 (en) 2021-06-11 2021-09-06 Isolator and implementation method therefor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110654809.6A CN113300067A (zh) 2021-06-11 2021-06-11 一种隔离器及其实现方法
CN202110654809.6 2021-06-11

Publications (1)

Publication Number Publication Date
WO2022257286A1 true WO2022257286A1 (zh) 2022-12-15

Family

ID=77328074

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2021/116631 WO2022257286A1 (zh) 2021-06-11 2021-09-06 一种隔离器及其实现方法

Country Status (3)

Country Link
EP (1) EP4354651A1 (zh)
CN (1) CN113300067A (zh)
WO (1) WO2022257286A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113300067A (zh) * 2021-06-11 2021-08-24 浙江省东阳市东磁诚基电子有限公司 一种隔离器及其实现方法

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030112089A1 (en) * 2001-12-14 2003-06-19 Dong-Suk Jun Isolator/circulator having propeller resonator loaded with a plurality of symmetric magnetic walls
US20040227473A1 (en) * 2003-05-14 2004-11-18 Alps Electric Co., Ltd. Non-reciprocal circuit element for adjusting magnetic flux density by a gap between two yokes and method for manufacturing the same
US20070182504A1 (en) * 2006-02-07 2007-08-09 Hitachi Metals, Ltd. Non-reciprocal circuit device
CN103384938A (zh) * 2011-01-14 2013-11-06 Fdk株式会社 非可逆电路元件
CN206059611U (zh) * 2016-07-29 2017-03-29 绵阳市耐特电子实业有限责任公司 一种复合介电常数陶瓷环铁氧体片小型化隔离器
CN207038677U (zh) * 2017-07-28 2018-02-23 深圳市华扬通信技术有限公司 一种表贴式微波环行器
CN211017337U (zh) * 2019-09-09 2020-07-14 天通瑞宏科技有限公司 一种隔离器
CN111740196A (zh) * 2020-07-23 2020-10-02 北京航天微电科技有限公司 一种用于环形器的中心导体结构、环形器及其设计方法
CN211655009U (zh) * 2020-03-10 2020-10-09 深圳市诺信博通讯有限公司 环形器
CN212033201U (zh) * 2020-05-15 2020-11-27 安徽施奈特通讯技术有限公司 一种用于5g通信的微型化表贴环形器
CN113300067A (zh) * 2021-06-11 2021-08-24 浙江省东阳市东磁诚基电子有限公司 一种隔离器及其实现方法

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030112089A1 (en) * 2001-12-14 2003-06-19 Dong-Suk Jun Isolator/circulator having propeller resonator loaded with a plurality of symmetric magnetic walls
US20040227473A1 (en) * 2003-05-14 2004-11-18 Alps Electric Co., Ltd. Non-reciprocal circuit element for adjusting magnetic flux density by a gap between two yokes and method for manufacturing the same
US20070182504A1 (en) * 2006-02-07 2007-08-09 Hitachi Metals, Ltd. Non-reciprocal circuit device
CN103384938A (zh) * 2011-01-14 2013-11-06 Fdk株式会社 非可逆电路元件
CN206059611U (zh) * 2016-07-29 2017-03-29 绵阳市耐特电子实业有限责任公司 一种复合介电常数陶瓷环铁氧体片小型化隔离器
CN207038677U (zh) * 2017-07-28 2018-02-23 深圳市华扬通信技术有限公司 一种表贴式微波环行器
CN211017337U (zh) * 2019-09-09 2020-07-14 天通瑞宏科技有限公司 一种隔离器
CN211655009U (zh) * 2020-03-10 2020-10-09 深圳市诺信博通讯有限公司 环形器
CN212033201U (zh) * 2020-05-15 2020-11-27 安徽施奈特通讯技术有限公司 一种用于5g通信的微型化表贴环形器
CN111740196A (zh) * 2020-07-23 2020-10-02 北京航天微电科技有限公司 一种用于环形器的中心导体结构、环形器及其设计方法
CN113300067A (zh) * 2021-06-11 2021-08-24 浙江省东阳市东磁诚基电子有限公司 一种隔离器及其实现方法

Also Published As

Publication number Publication date
EP4354651A1 (en) 2024-04-17
CN113300067A (zh) 2021-08-24

Similar Documents

Publication Publication Date Title
EP2281292B1 (en) Radio frequency eight-shaped balun
EP3782281B1 (en) Radio frequency power amplifier with harmonic control circuit as well as method for manufacturing the same
WO2022257286A1 (zh) 一种隔离器及其实现方法
CN115966878B (zh) 一种双面耦合yig薄膜谐振器
JP3959797B2 (ja) 集中定数型サーキュレータ
WO2019095791A1 (zh) 一种微波铁氧体器件
US11405012B2 (en) Balun and method for manufacturing the same
CN215497028U (zh) 一种隔离器
CN103474736B (zh) 一种功率合成器
JP4345254B2 (ja) 非可逆回路素子及び通信装置
CN209691515U (zh) 双螺旋结构变压器及射频功率放大器
WO2019127412A1 (en) Harmonic control circuit apparatus and method for manufacturing the same
US6828870B2 (en) Nonreciprocal circuit device having a casing comprising two members of different thicknesses
JP5743033B2 (ja) 回路モジュール
US20160294032A1 (en) Non-reciprocal circuit element
JP4639540B2 (ja) 非可逆回路素子及び通信装置
JP2012054864A (ja) 非可逆回路素子
US20220149794A1 (en) Power Amplifier
Li et al. Higher isolation dual‐frequency distinct coupled antennas based on integrated filtering structures
JP2002043808A (ja) 非可逆回路素子
JP3700323B2 (ja) 集中定数サーキュレータ
JP4092693B2 (ja) 非可逆回路素子及びそれを用いた通信機
JP2002314308A (ja) ２端子対アイソレータ
WO2019079999A1 (en) CIRCUIT AND APPARATUS FOR HARMONIC CONTROL, AND METHOD FOR MANUFACTURING HARMONIC CONTROL APPARATUS
Yang et al. Ferrite Isolator Design with Low Intermodulation Distortion under High Power Condition

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 21944786

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 18569078

Country of ref document: US

WWE Wipo information: entry into national phase

Ref document number: 2021944786

Country of ref document: EP

NENP Non-entry into the national phase

Ref country code: DE

ENP Entry into the national phase

Ref document number: 2021944786

Country of ref document: EP

Effective date: 20240111