SG52846A1 - Antenna for reader/writer - Google Patents

Antenna for reader/writer

Info

Publication number
SG52846A1
SG52846A1 SG1996010763A SG1996010763A SG52846A1 SG 52846 A1 SG52846 A1 SG 52846A1 SG 1996010763 A SG1996010763 A SG 1996010763A SG 1996010763 A SG1996010763 A SG 1996010763A SG 52846 A1 SG52846 A1 SG 52846A1
Authority
SG
Singapore
Prior art keywords
antenna
writer
reader
transponder
transmitting
Prior art date
Application number
SG1996010763A
Other languages
English (en)
Inventor
Katsuhisa Orihara
Masahiro Fujimoto
Shoshichi Saitoh
Susumu Yanagibori
Original Assignee
Sony Chemicals Corp
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 Sony Chemicals Corp filed Critical Sony Chemicals Corp
Publication of SG52846A1 publication Critical patent/SG52846A1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
    • G06K7/10316—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers
    • G06K7/10336—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves using at least one antenna particularly designed for interrogating the wireless record carriers the antenna being of the near field type, inductive coil
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
    • H01Q7/04—Screened antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
    • H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
    • H04B5/24—Inductive coupling
    • H04B5/26—Inductive coupling using coils

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Near-Field Transmission Systems (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Details Of Aerials (AREA)
SG1996010763A 1995-09-30 1996-09-28 Antenna for reader/writer SG52846A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27697895A JP3528367B2 (ja) 1995-09-30 1995-09-30 リーダ・ライタ用アンテナ

Publications (1)

Publication Number Publication Date
SG52846A1 true SG52846A1 (en) 1998-09-28

Family

ID=17577068

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996010763A SG52846A1 (en) 1995-09-30 1996-09-28 Antenna for reader/writer

Country Status (6)

Country Link
US (1) US6137447A (de)
EP (1) EP0766200B1 (de)
JP (2) JP3528367B2 (de)
KR (1) KR100445249B1 (de)
DE (1) DE69635792T2 (de)
SG (1) SG52846A1 (de)

Families Citing this family (87)

* Cited by examiner, † Cited by third party
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JP3781042B2 (ja) * 2003-04-07 2006-05-31 オムロン株式会社 アンテナ装置
JP4747491B2 (ja) * 2003-11-19 2011-08-17 パナソニック株式会社 電界シールド
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JP4226572B2 (ja) * 2005-05-11 2009-02-18 株式会社日立国際電気 リーダライタ装置
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ES2776023T3 (es) * 2009-11-04 2020-07-28 Allflex Usa Inc Antena de múltiples bucles de transmisión/recepción de cancelación de señal para un lector de identificación de radiofrecuencia
KR101403681B1 (ko) * 2010-05-28 2014-06-09 삼성전자주식회사 루프 안테나
KR101121442B1 (ko) 2011-06-10 2012-03-16 에이큐 주식회사 광대역 알에프 루프안테나
KR101098263B1 (ko) 2011-08-04 2011-12-23 에이큐 주식회사 엔에프시 루프 안테나
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KR102126482B1 (ko) * 2012-05-10 2020-06-25 필립스 아이피 벤쳐스 비.브이. 무선 센서 내의 가변 임피던스 소자의 측정 시스템 및 방법
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JP6030991B2 (ja) * 2013-04-17 2016-11-24 日本電信電話株式会社 逆相二重ループアンテナ
JP5973387B2 (ja) * 2013-06-25 2016-08-23 日本電信電話株式会社 磁界アンテナ
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WO2017119215A1 (ja) * 2016-01-07 2017-07-13 株式会社村田製作所 複合アンテナおよび電子機器
JP6069548B1 (ja) * 2016-01-22 2017-02-01 日本電信電話株式会社 ループアンテナアレイ群
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JP6865125B2 (ja) * 2017-07-05 2021-04-28 日本発條株式会社 データ読取装置
CN108390701A (zh) * 2018-04-20 2018-08-10 杭州暖芯迦电子科技有限公司 一种植入设备通讯系统
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CN112134586B (zh) * 2019-06-05 2022-05-17 华为技术有限公司 收发装置及收发设备
JP2021044633A (ja) * 2019-09-09 2021-03-18 株式会社フジクラ・ダイヤケーブル Ｒｆｉｄアンテナ
JP7060167B2 (ja) * 2019-09-10 2022-04-26 株式会社村田製作所 電子機器
JP7060168B2 (ja) * 2019-09-10 2022-04-26 株式会社村田製作所 アンテナ装置及び電子機器
CN111669171A (zh) * 2020-05-21 2020-09-15 深圳市知用电子有限公司 一种信号隔离传输装置

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Also Published As

Publication number Publication date
US6137447A (en) 2000-10-24
DE69635792D1 (de) 2006-04-20
EP0766200A3 (de) 2000-11-15
KR100445249B1 (ko) 2004-11-03
JP3783713B2 (ja) 2006-06-07
EP0766200A2 (de) 1997-04-02
EP0766200B1 (de) 2006-02-08
KR970018842A (ko) 1997-04-30
DE69635792T2 (de) 2006-10-19
JP3528367B2 (ja) 2004-05-17
JP2004173293A (ja) 2004-06-17
JPH0998014A (ja) 1997-04-08

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