JPH0530232Y2 - - Google Patents
Info
- Publication number
- JPH0530232Y2 JPH0530232Y2 JP15933087U JP15933087U JPH0530232Y2 JP H0530232 Y2 JPH0530232 Y2 JP H0530232Y2 JP 15933087 U JP15933087 U JP 15933087U JP 15933087 U JP15933087 U JP 15933087U JP H0530232 Y2 JPH0530232 Y2 JP H0530232Y2
- Authority
- JP
- Japan
- Prior art keywords
- insulating plate
- cut
- resonant
- coil
- present
- 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
- 239000003990 capacitor Substances 0.000 claims description 9
- 238000001514 detection method Methods 0.000 description 19
- 238000004804 winding Methods 0.000 description 17
- 239000004020 conductor Substances 0.000 description 10
- 230000035945 sensitivity Effects 0.000 description 5
- 239000002985 plastic film Substances 0.000 description 4
- 229920006255 plastic film Polymers 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000011111 cardboard Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
- Radar Systems Or Details Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15933087U JPH0530232Y2 (enrdf_load_html_response) | 1987-10-20 | 1987-10-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15933087U JPH0530232Y2 (enrdf_load_html_response) | 1987-10-20 | 1987-10-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0164792U JPH0164792U (enrdf_load_html_response) | 1989-04-25 |
JPH0530232Y2 true JPH0530232Y2 (enrdf_load_html_response) | 1993-08-02 |
Family
ID=31440449
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15933087U Expired - Lifetime JPH0530232Y2 (enrdf_load_html_response) | 1987-10-20 | 1987-10-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0530232Y2 (enrdf_load_html_response) |
-
1987
- 1987-10-20 JP JP15933087U patent/JPH0530232Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0164792U (enrdf_load_html_response) | 1989-04-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6313747B2 (en) | Resonant tag | |
JPH047000B2 (enrdf_load_html_response) | ||
US8704721B2 (en) | Multi-axial resonant ferrite core antenna | |
JPS61204575A (ja) | トランスポンダ装置 | |
JPH01245721A (ja) | 無線装置 | |
JPH10242742A (ja) | 送受信アンテナ | |
US20020186175A1 (en) | Radio frequency antenna for an object interrogation device comprising a radio frequency antenna associated with an electronic circuit | |
CA2567453C (en) | Wide exit electronic article surveillance antenna system | |
US20160204503A1 (en) | Low-profile, antenna structure for an rfid reader and method of making the antenna structure | |
JPH0530232Y2 (enrdf_load_html_response) | ||
US5528251A (en) | Double tuned dipole antenna | |
CA1252170A (en) | Resonant marker for use with radio frequency electronic article surveillance system | |
US7652626B1 (en) | Co-linear antenna for direction finding | |
EP1078422A1 (en) | Slot antenna | |
CN103401057B (zh) | 用于宽出口的电子物品监视天线系统 | |
KR910000108B1 (ko) | 고주파 도난 방지 장치 | |
EP1489572B1 (en) | Wide exit electronic article surveillance antenna system | |
JP2000349541A (ja) | 電磁波フィルタおよび電磁波エンハンサ | |
JP4625221B2 (ja) | 電子商品監視用セキュリティエレメント | |
KR100313842B1 (ko) | 검출시스템용송수신기 | |
JP7721174B2 (ja) | パッチアンテナ | |
JPS60142799A (ja) | 商品の検知方法 | |
US2883664A (en) | Antenna structure with coupling network | |
JPH0648090U (ja) | センサータグ | |
JPH0129675Y2 (enrdf_load_html_response) |