JPH0479550B2 - - Google Patents

Info

Publication number
JPH0479550B2
JPH0479550B2 JP25137184A JP25137184A JPH0479550B2 JP H0479550 B2 JPH0479550 B2 JP H0479550B2 JP 25137184 A JP25137184 A JP 25137184A JP 25137184 A JP25137184 A JP 25137184A JP H0479550 B2 JPH0479550 B2 JP H0479550B2
Authority
JP
Japan
Prior art keywords
resonant antenna
antenna element
ground conductor
microstrip resonant
parallel
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
Application number
JP25137184A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61129590A (ja
Inventor
Akira Gokan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Japan Radio Co Ltd
Original Assignee
Japan Radio Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Japan Radio Co Ltd filed Critical Japan Radio Co Ltd
Priority to JP59251371A priority Critical patent/JPS61129590A/ja
Publication of JPS61129590A publication Critical patent/JPS61129590A/ja
Publication of JPH0479550B2 publication Critical patent/JPH0479550B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Burglar Alarm Systems (AREA)
  • Waveguide Aerials (AREA)
  • Radar Systems Or Details Thereof (AREA)
JP59251371A 1984-11-28 1984-11-28 トランスポンダ Granted JPS61129590A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59251371A JPS61129590A (ja) 1984-11-28 1984-11-28 トランスポンダ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59251371A JPS61129590A (ja) 1984-11-28 1984-11-28 トランスポンダ

Publications (2)

Publication Number Publication Date
JPS61129590A JPS61129590A (ja) 1986-06-17
JPH0479550B2 true JPH0479550B2 (enrdf_load_stackoverflow) 1992-12-16

Family

ID=17221834

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59251371A Granted JPS61129590A (ja) 1984-11-28 1984-11-28 トランスポンダ

Country Status (1)

Country Link
JP (1) JPS61129590A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH668915A5 (fr) * 1986-10-22 1989-02-15 Ebauchesfabrik Eta Ag Transpondeur passif.
JPH09232856A (ja) * 1996-02-22 1997-09-05 Matsushita Electric Ind Co Ltd 平面アンテナ

Also Published As

Publication number Publication date
JPS61129590A (ja) 1986-06-17

Similar Documents

Publication Publication Date Title
US4724443A (en) Patch antenna with a strip line feed element
US5280286A (en) Surveillance and identification system antennas
KR101148268B1 (ko) Ｒｆｉｄ 태그 광대역 로그 나선 안테나 시스템 및 ｒｆ신호 수신 방법
JP4452865B2 (ja) 無線ｉｃタグ装置及びｒｆｉｄシステム
US7948382B2 (en) Electronic communication devices, methods of forming electrical communication devices, and communications methods
EP0255095B1 (en) Transponder antenna
US5945938A (en) RF identification transponder
US4812855A (en) Dipole antenna with parasitic elements
US5182570A (en) End fed flat antenna
KR100301432B1 (ko) 원편파안테나
KR940000691B1 (ko) 비임 파우어드 안테나
JP5777096B2 (ja) 万能ｉｃタグとその製造法、及び通信管理システム
US5119099A (en) Microwave responder
EP1724714A2 (en) Patch antenna for RFID tag
US3813674A (en) Cavity backed dipole-slot antenna for circular polarization
KR101145077B1 (ko) 무선 태그
JP2662567B2 (ja) ３共振マイクロストリップアンテナ装置
JP4409257B2 (ja) 無線タグ及びそれを備えた物品並びにｒｆｉｄシステム
JP2001156544A (ja) アンテナ装置
JPH0479550B2 (enrdf_load_stackoverflow)
JPH11339142A (ja) 盗難防止用タグ
KR20080042252A (ko) Ｒｆｉｄ 안테나 및 ｒｆｉｄ 태그
JP2020184653A (ja) アンテナ部材及びｒｆｉｄタグ
KR100820545B1 (ko) Ｒｆｉｄ 안테나 및 ｒｆｉｄ 태그
JP2001127530A (ja) アンテナ装置