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
    • H04B5/26—
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 (ja)
EP (1) EP0766200B1 (ja)
JP (2) JP3528367B2 (ja)
KR (1) KR100445249B1 (ja)
DE (1) DE69635792T2 (ja)
SG (1) SG52846A1 (ja)

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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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US8811542B2 (en) * 2009-10-09 2014-08-19 Aleis Pty Ltd. HDX demodulator
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CN208548459U (zh) * 2016-01-07 2019-02-26 株式会社村田制作所 复合天线及电子设备
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
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Also Published As

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

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