FI20012285A0 - Remote Detector (RFID) optimized omnidirectional modified loop antenna - Google Patents

Remote Detector (RFID) optimized omnidirectional modified loop antenna

Info

Publication number
FI20012285A0
FI20012285A0 FI20012285A FI20012285A FI20012285A0 FI 20012285 A0 FI20012285 A0 FI 20012285A0 FI 20012285 A FI20012285 A FI 20012285A FI 20012285 A FI20012285 A FI 20012285A FI 20012285 A0 FI20012285 A0 FI 20012285A0
Authority
FI
Finland
Prior art keywords
rfid
loop antenna
remote detector
modified loop
omnidirectional
Prior art date
Application number
FI20012285A
Other languages
Finnish (fi)
Swedish (sv)
Inventor
Timo Varpula
Olli Jaakkola
Kaarle Jaakkola
Original Assignee
Valtion Teknillinen
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 Valtion Teknillinen filed Critical Valtion Teknillinen
Priority to FI20012285A priority Critical patent/FI20012285A0/en
Publication of FI20012285A0 publication Critical patent/FI20012285A0/en
Priority to AU2002366123A priority patent/AU2002366123A1/en
Priority to PCT/FI2002/000934 priority patent/WO2003044892A1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
    • H01Q1/2225—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/20—Two collinear substantially straight active elements; Substantially straight single active elements
    • H01Q9/24—Shunt feed arrangements to single active elements, e.g. for delta matching
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
    • H01Q9/265—Open ring dipoles; Circular dipoles
FI20012285A 2001-11-22 2001-11-22 Remote Detector (RFID) optimized omnidirectional modified loop antenna FI20012285A0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20012285A FI20012285A0 (en) 2001-11-22 2001-11-22 Remote Detector (RFID) optimized omnidirectional modified loop antenna
AU2002366123A AU2002366123A1 (en) 2001-11-22 2002-11-20 Modified loop antenna with omnidirectional radiation pattern and optimized properties for use in an rfid device
PCT/FI2002/000934 WO2003044892A1 (en) 2001-11-22 2002-11-20 Modified loop antenna with omnidirectional radiation pattern and optimized properties for use in an rfid device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20012285A FI20012285A0 (en) 2001-11-22 2001-11-22 Remote Detector (RFID) optimized omnidirectional modified loop antenna

Publications (1)

Publication Number Publication Date
FI20012285A0 true FI20012285A0 (en) 2001-11-22

Family

ID=8562322

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20012285A FI20012285A0 (en) 2001-11-22 2001-11-22 Remote Detector (RFID) optimized omnidirectional modified loop antenna

Country Status (3)

Country Link
AU (1) AU2002366123A1 (en)
FI (1) FI20012285A0 (en)
WO (1) WO2003044892A1 (en)

Families Citing this family (29)

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JP2002237711A (en) 2000-12-08 2002-08-23 Matsushita Electric Ind Co Ltd Antenna device and communication system
SE0400424L (en) * 2004-02-24 2004-11-30 Tagmaster Ab Transponder for an RFID system where a printed circuit board is carried by the antenna
US7098794B2 (en) 2004-04-30 2006-08-29 Kimberly-Clark Worldwide, Inc. Deactivating a data tag for user privacy or tamper-evident packaging
US7151455B2 (en) 2004-04-30 2006-12-19 Kimberly-Clark Worldwide, Inc. Activating a data tag by load or orientation or user control
US7948381B2 (en) 2004-04-30 2011-05-24 Binforma Group Limited Liability Company Reversibly deactivating a radio frequency identification data tag
US7202790B2 (en) * 2004-08-13 2007-04-10 Sensormatic Electronics Corporation Techniques for tuning an antenna to different operating frequencies
EP1628360B1 (en) 2004-08-21 2007-10-10 Samsung Electronics Co., Ltd Small rectenna
US8045947B2 (en) * 2004-09-17 2011-10-25 Massachusetts Institute Of Technology RF power extracting circuit and related techniques
JP4498364B2 (en) * 2004-12-14 2010-07-07 富士通株式会社 Antenna and contactless tag
WO2006134658A1 (en) * 2005-06-16 2006-12-21 Fujitsu Limited Rfid tag antenna and rfid tag
EP1913530B1 (en) * 2005-08-02 2014-10-08 Nxp B.V. Antenna structure, transponder and method of manufacturing an antenna structure
EP1949495B1 (en) 2005-11-10 2016-10-05 Nxp B.V. Broadband antenna for a transponder of a radio frequency identification system
DE102006009043B4 (en) 2006-02-27 2008-10-30 Siemens Ag Radio-frequency antenna arrangement for detecting a magnetic resonance signal and magnetic resonance system with such a radio-frequency antenna arrangement
JP2007295395A (en) 2006-04-26 2007-11-08 Fujitsu Ltd Antenna for tag, and tag using the same
DE102007037614B4 (en) * 2007-08-09 2014-03-13 Continental Automotive Gmbh Multipart antenna with circular polarization
AU2013248243B2 (en) * 2007-08-22 2016-04-14 Sensormatic Electronics Llc RFID antenna for use adjacent to conductive elements
US8866616B2 (en) 2007-08-22 2014-10-21 Tyco Fire & Security Gmbh RFID tag having antenna with co-planar radiation pattern
US8289163B2 (en) 2007-09-27 2012-10-16 3M Innovative Properties Company Signal line structure for a radio-frequency identification system
US8717244B2 (en) 2007-10-11 2014-05-06 3M Innovative Properties Company RFID tag with a modified dipole antenna
DE102007061305B4 (en) * 2007-12-19 2012-04-26 Continental Automotive Gmbh Multipart antenna with circular polarization and radio station
WO2010119854A1 (en) * 2009-04-14 2010-10-21 株式会社村田製作所 Component for wireless ic device and wireless ic device
WO2012002998A1 (en) * 2010-07-01 2012-01-05 Sensormatic Electronics, LLC Wide bandwidth hybrid antenna for combination eas and rfid label or tag
US10062025B2 (en) 2012-03-09 2018-08-28 Neology, Inc. Switchable RFID tag
US20130293354A1 (en) * 2012-05-01 2013-11-07 Jeevan Kumar Vemagiri Discontinuous loop antennas suitable for radio-frequency identification (rfid) tags, and related components, systems, and methods
JP2015092802A (en) * 2013-11-08 2015-05-14 三菱電機株式会社 Rectenna device
TWI584525B (en) * 2014-05-14 2017-05-21 Universal Scientific Industrial (Shanghai) Co Ltd Nfc antenna
GB2537345A (en) 2014-10-03 2016-10-19 Cambridge Consultants Inc Antenna for implant and associated apparatus and methods
GB2562043B (en) * 2017-04-28 2020-04-29 Drayson Tech Europe Ltd Loop RF Power Harvester
CN110768000B (en) * 2019-09-27 2020-12-01 宁波大学 Ultrahigh frequency RFID (radio frequency identification) tag antenna for wirelessly measuring dielectric constant

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Publication number Priority date Publication date Assignee Title
US3474452A (en) * 1967-02-16 1969-10-21 Electronics Research Inc Omnidirectional circularly polarized antenna
DE2312536A1 (en) * 1973-03-14 1974-10-10 Jun Hans Koell WHOLE-WAVE DIPOLE FOR VHF AND DECIDUAL WAVES
DE3247425A1 (en) * 1982-12-22 1987-01-02 Licentia Gmbh Printed dipol antenna using stripline technology
JP3095473B2 (en) * 1991-09-25 2000-10-03 株式会社トキメック Detected device and moving object identification system
JP3282082B2 (en) * 1992-03-26 2002-05-13 アイシン精機株式会社 Circularly polarized linear antenna
DE4438136C2 (en) * 1994-10-27 1997-01-16 Sibet Gmbh Sican Forschungs Un Hybrid and broadband hybrid antenna
US6147606A (en) * 1998-03-26 2000-11-14 Intermec Ip Corp. Apparatus and method for radio frequency transponder with improved read distance
DE10010936B4 (en) * 2000-03-06 2006-11-02 Horst Prof. Dr. Ziegler antenna

Also Published As

Publication number Publication date
AU2002366123A1 (en) 2003-06-10
WO2003044892A1 (en) 2003-05-30

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