JPH0431807U - - Google Patents
Info
- Publication number
- JPH0431807U JPH0431807U JP7226990U JP7226990U JPH0431807U JP H0431807 U JPH0431807 U JP H0431807U JP 7226990 U JP7226990 U JP 7226990U JP 7226990 U JP7226990 U JP 7226990U JP H0431807 U JPH0431807 U JP H0431807U
- Authority
- JP
- Japan
- Prior art keywords
- transmitting antenna
- antenna
- transmitting
- loop
- transmission device
- 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
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Aerials With Secondary Devices (AREA)
Description
第１図は本考案による一実施例を示す図、第２
図は従来のループアンテナ伝送装置を示す図、第
３図は送信アンテナ１、受信アンテナ２及び磁力
線の関係を示した図である。
２……受信アンテナ、３……遮蔽板、１１……
送信アンテナ。
FIG. 1 is a diagram showing an embodiment of the present invention, and FIG.
This figure shows a conventional loop antenna transmission device, and FIG. 3 is a diagram showing the relationship between the transmitting antenna 1, the receiving antenna 2, and lines of magnetic force. 2... Receiving antenna, 3... Shielding plate, 11...
transmitting antenna.
Claims (1)
生させるループコイルで作られた地上側の送信ア
ンテナと、該送信アンテナ上を通過する移動体に
設けられ、前記送信アンテナと電磁結合して信号
を受信するループコイルで作られた受信アンテナ
と、を備えたループアンテナ伝送装置において、
送信アンテナの進行方向手前及び通過後の受信区
間の地上側にサイドローブを抑止する金属板等を
配設したことを特徴とするループアンテナ伝送装
置。 A ground-side transmitting antenna made of a loop coil that generates a magnetic field by transmitting a signal from a transmitter, and a transmitting antenna installed on a moving object that passes over the transmitting antenna and electromagnetically coupling with the transmitting antenna to generate a signal. In a loop antenna transmission device equipped with a receiving antenna made of a loop coil that receives
A loop antenna transmission device characterized in that a metal plate or the like for suppressing side lobes is provided on the ground side of a receiving section before and after passing a transmitting antenna in the traveling direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7226990U JPH0431807U (en) | 1990-07-09 | 1990-07-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7226990U JPH0431807U (en) | 1990-07-09 | 1990-07-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0431807U true JPH0431807U (en) | 1992-03-16 |
Family
ID=31610061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7226990U Pending JPH0431807U (en) | 1990-07-09 | 1990-07-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0431807U (en) |
-
1990
- 1990-07-09 JP JP7226990U patent/JPH0431807U/ja active Pending
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