JPH044762B2 - - Google Patents
Info
- Publication number
- JPH044762B2 JPH044762B2 JP61017037A JP1703786A JPH044762B2 JP H044762 B2 JPH044762 B2 JP H044762B2 JP 61017037 A JP61017037 A JP 61017037A JP 1703786 A JP1703786 A JP 1703786A JP H044762 B2 JPH044762 B2 JP H044762B2
- Authority
- JP
- Japan
- Prior art keywords
- filter
- circulator
- waveguide
- microwave
- lid
- 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.)
- Expired - Lifetime
Links
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 125000006850 spacer group Chemical group 0.000 claims description 5
- 239000012212 insulator Substances 0.000 claims description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Description
【発明の詳細な説明】
〔概要〕
マイクロ波からミリ波帯に及ぶ周波数領域にお
いて広範囲に用いられるマイクロ波分波器の構造
であつて、フイルタの共振素子として誘電体共振
器を用い、サーキユレータを構成する導波管をＥ
面接合形となるよう加工して、フイルタとサーキ
ユレータを一体化構成とした。[Detailed Description of the Invention] [Summary] This is a structure of a microwave duplexer that is widely used in the frequency range from microwave to millimeter wave bands, and uses a dielectric resonator as the resonant element of the filter and a circulator. The constituting waveguide is E
The filter and circulator were fabricated to form a surface-to-face joint, making the filter and circulator integrated.
本発明は、マイクロ波からミリ波帯に用いられ
るマイクロ波分波器の構造に係わり、とくに誘電
体共振器を用いたフイルタと、サーキユレータと
を一体化構成としたマイクロ波分波器の構造に関
する。
The present invention relates to the structure of a microwave demultiplexer used in the microwave to millimeter wave band, and particularly relates to the structure of a microwave demultiplexer in which a filter using a dielectric resonator and a circulator are integrated. .
入力以外の各開口部に無反射終端を接続した場
合、開口への入力は反射、損失なく伝送されるサ
ーキユレータとフイルタで構成されたマイクロ波
分波器は、マイクロ波からミリ波帯に及ぶ周波数
領域の無線通信機等に多用されている。ところ
が、このマイクロ波分波器は加工法が困難である
ので、加工性の容易なマイクロ波分波器の出現が
強く要望されている。 When a non-reflection termination is connected to each aperture other than the input, the input to the aperture is transmitted without reflection or loss.A microwave demultiplexer consisting of a circulator and filter can handle frequencies ranging from microwave to millimeter wave bands. It is widely used in area wireless communication equipment, etc. However, since this microwave duplexer is difficult to process, there is a strong demand for a microwave duplexer that is easy to process.
第３図は、従来のマイクロ波分波器の構造を説
明する図で、同図ａは側面図、ｂは蓋を取除いた
平面図である。
FIG. 3 is a diagram illustrating the structure of a conventional microwave branching filter, where a is a side view and b is a plan view with the lid removed.
図において、金属たとえばアルミニユーム等か
らなる筐体１の三叉路形の導波管部３を削設し、
入力側導波管９にアイリス等で構成されたフイル
タ４を形成し、入力側導波管９と出力側導波管１
０，１１との交叉部にサーキユレータ部５となる
段付を形成する。そしてその中央部にフエライト
８を取着した筐体１に、金属たとえばアルミニユ
ーム等からなる蓋２を固着するのであるが、この
蓋２には筐体１のフエライト８と対応する位置に
サーキユレータ用マグネツト１２を取着した構造
である。 In the figure, a three-pronged waveguide section 3 of a housing 1 made of metal, such as aluminum, is cut out,
A filter 4 composed of an iris etc. is formed in the input waveguide 9, and the input waveguide 9 and the output waveguide 1 are connected to each other.
A step that will become the circulator section 5 is formed at the intersection with 0 and 11. Then, a lid 2 made of metal such as aluminum is fixed to the housing 1 with the ferrite 8 attached to the center thereof, and a circulator magnet is attached to the lid 2 at a position corresponding to the ferrite 8 of the housing 1. 12 is attached.
上記従来のマイクロ波分波器の構造にあつて
は、サーキユレータとして導波管Ｈ面接合形を用
い、フイルタとしてはTE131モードたとえば誘導
性アイリスを用いることが多いので、加工方法が
困難で一体化構造が出来ないという問題点があつ
た。
In the structure of the conventional microwave duplexer described above, a waveguide H-plane junction type is used as the circulator, and a TE 131 mode filter, such as an inductive iris, is often used as the filter, so the processing method is difficult and integrated. There was a problem that a chemical structure could not be created.
本発明は、上記の問題点を解決して一体化構造
としたマイクロ波分波器の構造を提供するもので
ある。
The present invention solves the above problems and provides a structure of a microwave demultiplexer having an integrated structure.
すなわち、金属ブロツクの一平面を溝形にて、
Ｅ面を底面とする導波管９，１０，１１と、導波
管９，１０，１１の一端をＥ面内に接合してサー
キユレータを構成するようにサーキユレータ部２
５と、導波管９，１０，１１の少なくとも１個の
途中に、低誘電率絶縁体のスペーサ１３を介して
誘電体共振器１４を底面に配設固着させて所定特
性のフイルタを構成するフイルタ部７と、を一体
に形成する筐体１と、前記平面に密着導通固定さ
せる蓋２とからなり、１個のサーキユレータと、
少なくとも１個のフイルタと、外部と接続する導
波管と、を一体的に構成したことによつて解決さ
れる。 In other words, one plane of the metal block is grooved,
The circulator part 2 is configured such that the waveguides 9, 10, 11 have the E plane as the bottom surface, and one end of the waveguides 9, 10, 11 is joined in the E plane to form a circulator.
5, and a dielectric resonator 14 is disposed and fixed to the bottom of at least one of the waveguides 9, 10, and 11 via a spacer 13 made of a low dielectric constant insulator, thereby forming a filter with predetermined characteristics. It consists of a casing 1 integrally formed with a filter part 7, and a lid 2 which is closely and conductively fixed to the plane, and includes one circulator and
This problem is solved by integrally configuring at least one filter and a waveguide connected to the outside.
すなわち、筐体１の溝形は、全ての底面がＥ面
となるので、導波管９，１０，１１及びフイルタ
部７は同じ溝幅となり、フイルタ部７が所定に段
付されて上げ底となつており、サーキユレータ部
２５は等角度で放射状に導波管９，１０，１１が
接合される。
That is, in the groove shape of the casing 1, all the bottom surfaces are E planes, so the waveguides 9, 10, 11 and the filter section 7 have the same groove width, and the filter section 7 is stepped in a predetermined manner and has a raised bottom. The waveguides 9, 10, and 11 are radially joined to the circulator section 25 at equal angles.
かように、溝形の幅は一定で深さのみがフイル
タ部７で変わる、簡単且つ高精度に加工削成がで
きるものである。 In this way, the width of the groove is constant and only the depth changes at the filter portion 7, allowing for easy and highly accurate machining.
又、フイルタは、誘電体共振器１４をスペース
１３で絶縁させてフイルタ部７の溝底面の中心線
上に所定配置固着させるが、フイルタ特性により
フイルタ部７の長さ及び誘電体共振器１４の個数
が決まる。 Further, the filter is fixed in a predetermined position on the center line of the groove bottom of the filter section 7 with the dielectric resonators 14 insulated by the spaces 13, but the length of the filter section 7 and the number of dielectric resonators 14 are determined depending on the filter characteristics. is decided.
この誘電体共振器１４の固定作業はオープン状
態のため容易且つ高精度に配置することができ
る。 Since the dielectric resonator 14 is in an open state, the fixing operation of the dielectric resonator 14 can be performed easily and with high precision.
更に、フイルタの特性調整は、例えば蓋２の誘
電体共振器１４との対応位置に調整ねじを螺入
し、内側への突出量を可変させる等して、調整が
行える。 Furthermore, the characteristics of the filter can be adjusted by, for example, inserting an adjusting screw into the lid 2 at a position corresponding to the dielectric resonator 14 and varying the amount of inward protrusion.
サーキユレータは、接合サークル底面の中心の
同心に柱状のフエライト８を垂設し、蓋２を固着
させた外側から同軸状に２個の円板状のマグネツ
ト１２を固着させる。 In the circulator, a columnar ferrite 8 is vertically disposed concentrically at the center of the bottom surface of the joining circle, and two disc-shaped magnets 12 are fixed coaxially from the outside to which the lid 2 is fixed.
以上の如く、加工作業が容易且つ高精度が得ら
れる一体構成のマイクロ波分波器の構造が可能と
なり、小形化、低廉価が達成できるものでありま
す。 As described above, it has become possible to construct an integrated microwave duplexer that is easy to work with and provides high precision, making it possible to achieve miniaturization and low cost.
第１図は、本発明の一実施例を説明する図で、
同図ａは側面図、ｂは蓋を取除いた平面図で、第
３図と同等の部分については同一符号を付してい
る。
FIG. 1 is a diagram illustrating an embodiment of the present invention.
FIG. 3A is a side view, and FIG. 3B is a plan view with the lid removed. Parts equivalent to those in FIG. 3 are designated by the same reference numerals.
図において、金属ブロツクたとえばアルミニユ
ーム等からなる筐体１に、３個の導波管９，１
０，１１と、その一端を接合して三叉路形のサー
キユレータ部２５を削設し、入力側導波管９のフ
イルタ部７に浮上がつた段付面を形成し、サーキ
ユレータ部２５の中心に柱状のフエライト８を取
着する。そして、フイルタ部７に、低誘電率の絶
縁体として石英ガラス等のスペーサ１３を介して
１個以上の誘電体共振器１４を所定配置に接着固
定させる。この筐体１に、金属たとえばアルミニ
ユーム等からなる板状の蓋２を固着させる。 In the figure, three waveguides 9, 1 are placed in a housing 1 made of a metal block such as aluminum.
0 and 11, and one end thereof is joined to form a three-pronged circulator section 25, a raised stepped surface is formed on the filter section 7 of the input waveguide 9, and a columnar section is formed at the center of the circulator section 25. Attach ferrite 8. Then, one or more dielectric resonators 14 are adhesively fixed to the filter section 7 in a predetermined position via spacers 13 made of quartz glass or the like as an insulator with a low dielectric constant. A plate-shaped lid 2 made of metal, such as aluminum, is fixed to this casing 1.
この際に、この蓋２及び筐体１の外側に、フエ
ライト８の位置に対応して、サーキユレータ用マ
グネツト１２が取着される。 At this time, a circulator magnet 12 is attached to the outside of the lid 2 and the casing 1, corresponding to the position of the ferrite 8.
第２図は、本発明の他の実施例を説明する筐体
の平面図で、第１図と同等の部分については同一
符号を付している。 FIG. 2 is a plan view of a housing illustrating another embodiment of the present invention, in which the same parts as in FIG. 1 are designated by the same reference numerals.
図において、金属ブロツクたとえばアルミニユ
ーム等からなる筐体２１に、３個の導波管９，
９′，１０と、その一端を接合して三叉路形のサ
ーキユレータ部２５を削設し、その中心に柱状の
フエライト８を取着する。 In the figure, three waveguides 9,
9', 10 and one end thereof are joined, a three-pronged circulator portion 25 is cut out, and a columnar ferrite 8 is attached to the center thereof.
入力側導波管９，９′の途中には浮上がつた段
付面の分岐フイルタ部２３，２４を形成させ、そ
の分岐フイルタ部２３，２４には所定配置にスペ
ーサ１３を介して誘電体共振器１４を固着させ、
蓋２を筐体２１に密着導通させ、サーキユレータ
部２５の外側にはサーキユレータ用マグネツト１
２を取着させる。 In the middle of the input waveguides 9, 9', branch filter parts 23, 24 with raised stepped surfaces are formed, and the branch filter parts 23, 24 are provided with dielectric resonance via spacers 13 in predetermined positions. Fix the container 14,
The lid 2 is tightly electrically connected to the casing 21, and the circulator magnet 1 is placed outside the circulator section 25.
Attach 2.
なお、本実施例では誘電体共振器１４を３個づ
つ設けたフイルタとしたが、これに限定するもの
ではない。 In this embodiment, the filter is provided with three dielectric resonators 14, but the present invention is not limited to this.
また、筐体１，２１、蓋２の材料はアルミニユ
ームに限らず、導電性の良好な銅その他の金属で
あつても構わない。 Further, the materials of the casings 1, 21 and the lid 2 are not limited to aluminum, but may be made of copper or other metals with good conductivity.
以上の説明から明らかなように、本発明によれ
ば加工作業が簡易化、高精度に行え、小形化、低
廉価が可能となり、その効果は極めて有効であ
る。
As is clear from the above description, according to the present invention, machining operations can be performed simply and with high precision, and the process can be made smaller and at a lower cost, and its effects are extremely effective.
第１図は、本発明の一実施例を説明する図で、
同図ａは側面図、ｂは蓋を取除いた平面図、第２
図は、本発明の他の実施例を説明する筐体の平面
図、第３図は、従来のマイクロ波分波器の構造を
説明する図で、同図ａは側面図、ｂは蓋を取除い
た平面図である。
図において、１，２１は筐体、２は蓋、３は導
波管部、４はフイルタ、７はフイルタ部、５，２
５はサーキユレータ部、８はフエライト、９，
９′は入力導波管、１０，１１は出力導波管、１
２はサーキユレータ用マグネツト、１３はスペー
サ、１４は誘電体共振器、２３，２４は分岐フイ
ルタ部をそれぞれ示す。
FIG. 1 is a diagram illustrating an embodiment of the present invention.
Figure a is a side view, b is a plan view with the lid removed, and
The figure is a plan view of a housing explaining another embodiment of the present invention, and FIG. 3 is a diagram explaining the structure of a conventional microwave demultiplexer. It is a removed top view. In the figure, 1 and 21 are the housing, 2 is the lid, 3 is the waveguide section, 4 is the filter, 7 is the filter section, 5, 2
5 is a circulator part, 8 is a ferrite, 9,
9' is the input waveguide, 10 and 11 are the output waveguides, 1
2 is a circulator magnet, 13 is a spacer, 14 is a dielectric resonator, and 23 and 24 are branch filter sections, respectively.
Claims (1)
ーキユレータとを接続してなるマイクロ波分波器
において、 金属ブロツクの一平面を溝形にて、Ｅ面を底面
とする導波管９，１０，１１と、 該導波管９，１０，１１の一端をＥ面内に接合
してサーキユレータを構成するようにサーキユレ
ータ部２５と、 該導波管９，１０，１１の少なくとも１個の途
中に、低誘電率絶縁体のスペーサ１３を介して誘
電体共振器１４を底面に配設固着させて所定特性
のフイルタを構成するフイルタ部７と、を一体に
形成する筐体１と、 該平面に密着導通固定させる蓋２とからなり、
１個のサーキユレータと、少なくとも１個のフイ
ルタと、外部と接続する導波管と、を一体的に構
成したことを特徴とするマイクロ波分波器の構
造。[Claims] 1. In a microwave duplexer formed by connecting a waveguide-configured filter and a waveguide-junction type circulator, one plane of the metal block is groove-shaped, and the E side is the bottom side. A circulator portion 25 having one end of the waveguides 9, 10, 11 joined in the E plane to form a circulator; 11, a filter portion 7 is integrally formed with a dielectric resonator 14 disposed and fixed to the bottom surface through a spacer 13 made of a low dielectric constant insulator to constitute a filter having predetermined characteristics. It consists of a casing 1 and a lid 2 that is tightly and electrically fixed to the plane,
A structure of a microwave branching filter, characterized in that one circulator, at least one filter, and a waveguide connected to the outside are integrally constructed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1703786A JPS62202602A (en) | 1986-01-28 | 1986-01-28 | Structure of microwave branching filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1703786A JPS62202602A (en) | 1986-01-28 | 1986-01-28 | Structure of microwave branching filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62202602A JPS62202602A (en) | 1987-09-07 |
| JPH044762B2 true JPH044762B2 (en) | 1992-01-29 |
Family
ID=11932799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1703786A Granted JPS62202602A (en) | 1986-01-28 | 1986-01-28 | Structure of microwave branching filter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62202602A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0750501A (en) * | 1993-08-04 | 1995-02-21 | Nec Corp | Waveguide type band pass filter |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60145707A (en) * | 1984-01-10 | 1985-08-01 | Fujitsu Ltd | Waveguide dielectric filter |
-
1986
- 1986-01-28 JP JP1703786A patent/JPS62202602A/en active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60145707A (en) * | 1984-01-10 | 1985-08-01 | Fujitsu Ltd | Waveguide dielectric filter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62202602A (en) | 1987-09-07 |
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