JPH0311930Y2 - - Google Patents
Info
- Publication number
- JPH0311930Y2 JPH0311930Y2 JP16388982U JP16388982U JPH0311930Y2 JP H0311930 Y2 JPH0311930 Y2 JP H0311930Y2 JP 16388982 U JP16388982 U JP 16388982U JP 16388982 U JP16388982 U JP 16388982U JP H0311930 Y2 JPH0311930 Y2 JP H0311930Y2
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- shielding
- cover
- width
- shielding piece
- 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
Links
- 239000002184 metal Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 238000002592 echocardiography Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000006096 absorbing agent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Aerials With Secondary Devices (AREA)
- Details Of Aerials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16388982U JPS5969509U (ja) | 1982-10-30 | 1982-10-30 | 地中レ−ダ用アンテナカバ− |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16388982U JPS5969509U (ja) | 1982-10-30 | 1982-10-30 | 地中レ−ダ用アンテナカバ− |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5969509U JPS5969509U (ja) | 1984-05-11 |
| JPH0311930Y2 true JPH0311930Y2 (cs) | 1991-03-22 |
Family
ID=30359458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16388982U Granted JPS5969509U (ja) | 1982-10-30 | 1982-10-30 | 地中レ−ダ用アンテナカバ− |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5969509U (cs) |
-
1982
- 1982-10-30 JP JP16388982U patent/JPS5969509U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5969509U (ja) | 1984-05-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3739392A (en) | Base-band radiation and reception system | |
| US5734355A (en) | Coupling device for coaxial cable and antenna apparatus | |
| US20020008520A1 (en) | Shielding apparatus for selective attenuation of an electromagnetic energy field component | |
| JPS63193899U (cs) | ||
| WO1996033417A1 (de) | Funkabfragbarer, in oberflächenwellentechnik ausgeführter stromwandler für hochspannungsanlagen | |
| US3449657A (en) | Helical antenna for irradiating an earth formation penetrated by a borehole and method of using same | |
| JPH0311930Y2 (cs) | ||
| JPH0618650A (ja) | 地中探査レーダ用アンテナ | |
| JP2757013B2 (ja) | レドーム | |
| CA2266214C (en) | Ultrawide bandwidth antenna for ground penetrating radar and uwb radar systems | |
| KR102145558B1 (ko) | 고심도 지표투과레이다용 초광대역 v-급전형 안테나 | |
| JPS61296287A (ja) | 送受信アンテナ分離型地中探査レ−ダ | |
| US7034772B2 (en) | Flexible multi-cladded metallic tape for forming parabolic shaped magnetic field and energy deflecting devices | |
| JPH0462482B2 (cs) | ||
| JPH066566Y2 (ja) | 地中探査レーダ用アンテナ装置 | |
| JPH0314807Y2 (cs) | ||
| JPH0411375Y2 (cs) | ||
| JPH0314806Y2 (cs) | ||
| Repacholi | Sources and applications of radiofrequency (RF) and microwave energy | |
| Pochanin et al. | Large current radiator with S-diode switch | |
| JPH03222504A (ja) | 不可視物体探知用アンテナ | |
| JPH0563045B2 (cs) | ||
| KR101644431B1 (ko) | 전자파 흡수용 흡수체 및 이 흡수체를 이용한 전자파 측정 장치 | |
| JPS6376602A (ja) | ホ−ンアンテナ | |
| Pochanin | Large current radiator for the short electromagnetic pulses radiation |