JPH0182506U - - Google Patents
Info
- Publication number
- JPH0182506U JPH0182506U JP1987177482U JP17748287U JPH0182506U JP H0182506 U JPH0182506 U JP H0182506U JP 1987177482 U JP1987177482 U JP 1987177482U JP 17748287 U JP17748287 U JP 17748287U JP H0182506 U JPH0182506 U JP H0182506U
- Authority
- JP
- Japan
- Prior art keywords
- conductor plate
- conductor
- slot antenna
- radial slot
- center
- 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.)
- Pending
Links
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Waveguide Aerials (AREA)
Description
第１図は本考案の一実施例によるラジアルスロ
ツトアンテナの断面図、第２図ａ，ｂは従来のラ
ジアルスロツトアンテナの平面図及び断面図、第
３図は従来のラジアルスロツトアンテナの他の例
を示す給電部分の断面図である。
２１…アンテナ構体、２２ａ…下部導体板、２
２ｂ…中部導体板、２２ｃ…上部導体板、２３…
支持部材、２４…電波吸収体、２５…開口部、２
６…同軸線路、２７ａ…外部導体、２７ｂ…内部
導体、２８…導体棒。
Fig. 1 is a sectional view of a radial slot antenna according to an embodiment of the present invention, Figs. 2a and b are a plan view and sectional view of a conventional radial slot antenna, and Fig. 3 is a sectional view of a conventional radial slot antenna. FIG. 7 is a cross-sectional view of a power feeding portion showing another example. 21...Antenna structure, 22a...Lower conductor plate, 2
2b...middle conductor plate, 22c...upper conductor plate, 23...
Support member, 24... Radio wave absorber, 25... Opening, 2
6...Coaxial line, 27a...Outer conductor, 27b...Inner conductor, 28...Conductor bar.
Claims (1)
の間隔を保つて対向配置してなる円形のラジアル
スロツトアンテナにおいて、前記下部導体板の中
央部に形成された開口部と、この開口部に装着さ
れる線路と、この線路より前記下部導体板の開口
部を介して挿入される略１／４波長の長さの導体
棒とを具備し、上記導体棒より導体板間に電波を
放射し、上記上部導体板と中部導体板間に電波を
導くようにしたことを特徴とするラジアルスロツ
トアンテナ。 In a circular radial slot antenna in which a lower conductor plate, a middle conductor plate, and an upper conductor plate are arranged facing each other at a constant interval, an opening formed in the center of the lower conductor plate, and an opening formed in the center of the lower conductor plate; A conductor rod having a length of approximately 1/4 wavelength is inserted from the line through the opening of the lower conductor plate, and the conductor rod emits radio waves between the conductor plates. A radial slot antenna characterized in that radio waves are guided between the upper conductor plate and the middle conductor plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177482U JPH0182506U (en) | 1987-11-24 | 1987-11-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987177482U JPH0182506U (en) | 1987-11-24 | 1987-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0182506U true JPH0182506U (en) | 1989-06-01 |
Family
ID=31469143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987177482U Pending JPH0182506U (en) | 1987-11-24 | 1987-11-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0182506U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5932205A (en) * | 1982-08-14 | 1984-02-21 | Nippon Hoso Kyokai <Nhk> | Radial waveguide line |
-
1987
- 1987-11-24 JP JP1987177482U patent/JPH0182506U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5932205A (en) * | 1982-08-14 | 1984-02-21 | Nippon Hoso Kyokai <Nhk> | Radial waveguide line |