JPH01159404U - - Google Patents
Info
- Publication number
- JPH01159404U JPH01159404U JP5472088U JP5472088U JPH01159404U JP H01159404 U JPH01159404 U JP H01159404U JP 5472088 U JP5472088 U JP 5472088U JP 5472088 U JP5472088 U JP 5472088U JP H01159404 U JPH01159404 U JP H01159404U
- Authority
- JP
- Japan
- Prior art keywords
- casing
- radio waves
- antenna element
- ferrite
- affixed
- 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.)
- Granted
Links
- 229910000859 α-Fe Inorganic materials 0.000 claims description 2
- 230000005855 radiation Effects 0.000 claims 1
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Aerials With Secondary Devices (AREA)
- Details Of Aerials (AREA)
- Radar Systems Or Details Thereof (AREA)
Description
第１図はこの考案の一実施例の構成を示す平面
図、第２図は同じく正面断面図、第３図は同じく
斜視図、第４図は従来の地中探査レーダ用アンテ
ナ装置の一例を示す平面図、第５図は同じく正面
断面図である。
１，２…アンテナエレメント、３…筐体、４…
フエライト板。
Fig. 1 is a plan view showing the configuration of an embodiment of this invention, Fig. 2 is a front sectional view, Fig. 3 is a perspective view, and Fig. 4 is an example of a conventional ground-penetrating radar antenna device. The plan view shown in FIG. 5 is also a front sectional view. 1, 2... Antenna element, 3... Housing, 4...
Ferrite board.
Claims (1)
ンテナエレメントと、前記筐体の壁面の前記アン
テナエレメントの電波の放射強度の高い部分の近
傍箇所に重点的に貼り付けた電波吸収用のフエラ
イト板とを備えた地中探査レーダ用アンテナ装置
。 A casing with one side open, an antenna element housed in the casing, and ferrite for absorbing radio waves, which is affixed on the wall of the casing in the vicinity of a portion of the antenna element with high radiation intensity of radio waves. An antenna device for underground exploration radar equipped with a plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988054720U JPH066566Y2 (en) | 1988-04-22 | 1988-04-22 | Antenna device for underground radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988054720U JPH066566Y2 (en) | 1988-04-22 | 1988-04-22 | Antenna device for underground radar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01159404U true JPH01159404U (en) | 1989-11-06 |
| JPH066566Y2 JPH066566Y2 (en) | 1994-02-16 |
Family
ID=31280635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988054720U Expired - Lifetime JPH066566Y2 (en) | 1988-04-22 | 1988-04-22 | Antenna device for underground radar |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH066566Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001183469A (en) * | 1999-12-24 | 2001-07-06 | Osaka Gas Co Ltd | Antenna for underground detection radar |
| JP2014075975A (en) * | 2009-12-17 | 2014-04-24 | Toyota Motor Corp | Shield and vehicle equipped with the same |
| WO2014092644A1 (en) * | 2012-12-14 | 2014-06-19 | Decod Science & Technology Pte Ltd | Antenna system for ultra-wideband radar applications |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6179305A (en) * | 1984-09-27 | 1986-04-22 | Tech Res & Dev Inst Of Japan Def Agency | Spiral antenna |
| JPS6229205A (en) * | 1985-07-29 | 1987-02-07 | Nec Corp | Array antenna with reflecting plate added to radio wave absorbing body |
-
1988
- 1988-04-22 JP JP1988054720U patent/JPH066566Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6179305A (en) * | 1984-09-27 | 1986-04-22 | Tech Res & Dev Inst Of Japan Def Agency | Spiral antenna |
| JPS6229205A (en) * | 1985-07-29 | 1987-02-07 | Nec Corp | Array antenna with reflecting plate added to radio wave absorbing body |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001183469A (en) * | 1999-12-24 | 2001-07-06 | Osaka Gas Co Ltd | Antenna for underground detection radar |
| JP2014075975A (en) * | 2009-12-17 | 2014-04-24 | Toyota Motor Corp | Shield and vehicle equipped with the same |
| JP5746049B2 (en) * | 2009-12-17 | 2015-07-08 | トヨタ自動車株式会社 | Power receiving device and power transmitting device |
| US9126491B2 (en) | 2009-12-17 | 2015-09-08 | Toyota Jidosha Kabushiki Kaisha | Shield and vehicle incorporating the shield |
| WO2014092644A1 (en) * | 2012-12-14 | 2014-06-19 | Decod Science & Technology Pte Ltd | Antenna system for ultra-wideband radar applications |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH066566Y2 (en) | 1994-02-16 |