GB0327581D0 - A radio frequency identification tag - Google Patents

A radio frequency identification tag

Info

Publication number
GB0327581D0
GB0327581D0 GBGB0327581.5A GB0327581A GB0327581D0 GB 0327581 D0 GB0327581 D0 GB 0327581D0 GB 0327581 A GB0327581 A GB 0327581A GB 0327581 D0 GB0327581 D0 GB 0327581D0
Authority
GB
United Kingdom
Prior art keywords
radio frequency
frequency identification
identification tag
tag
radio
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.)
Withdrawn
Application number
GBGB0327581.5A
Other versions
GB2400275A (en
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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research 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 Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Publication of GB0327581D0 publication Critical patent/GB0327581D0/en
Priority to PCT/GB2004/000231 priority Critical patent/WO2004088583A1/en
Publication of GB2400275A publication Critical patent/GB2400275A/en
Withdrawn legal-status Critical Current

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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
    • G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
    • G06K19/07773—Antenna details
    • G06K19/07786—Antenna details the antenna being of the HF type, such as a dipole
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q23/00—Antennas with active circuits or circuit elements integrated within them or attached to them
    • 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
    • H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • H01Q9/0421—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with a shorting wall or a shorting pin at one end of the element

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Waveguide Aerials (AREA)
  • Details Of Aerials (AREA)
GB0327581A 2003-04-01 2003-11-27 Tag transponder mounted on impedance matched antenna Withdrawn GB2400275A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/GB2004/000231 WO2004088583A1 (en) 2003-04-01 2004-01-23 A radio frequency identification tag

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0307501.7A GB0307501D0 (en) 2003-04-01 2003-04-01 Radio frequency identification tag

Publications (2)

Publication Number Publication Date
GB0327581D0 true GB0327581D0 (en) 2003-12-31
GB2400275A GB2400275A (en) 2004-10-06

Family

ID=9955952

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB0307501.7A Ceased GB0307501D0 (en) 2003-04-01 2003-04-01 Radio frequency identification tag
GB0327581A Withdrawn GB2400275A (en) 2003-04-01 2003-11-27 Tag transponder mounted on impedance matched antenna

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB0307501.7A Ceased GB0307501D0 (en) 2003-04-01 2003-04-01 Radio frequency identification tag

Country Status (1)

Country Link
GB (2) GB0307501D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4653440B2 (en) 2004-08-13 2011-03-16 富士通株式会社 RFID tag and manufacturing method thereof
WO2007058619A1 (en) * 2005-11-19 2007-05-24 Agency For Science, Technology And Research Antenna for radio frequency identification system
GB0611481D0 (en) * 2006-06-09 2006-07-19 Wavetrend Technologies Ltd A patch antenna
DE202008010294U1 (en) * 2008-08-01 2008-10-16 Flexo-Print Bedienfelder Gmbh transponder

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4816839A (en) * 1987-12-18 1989-03-28 Amtech Corporation Transponder antenna
US5280286A (en) * 1992-06-12 1994-01-18 Smart Tag Systems, Inc. Surveillance and identification system antennas
US6054925A (en) * 1997-08-27 2000-04-25 Data Investments Limited High impedance transponder with improved backscatter modulator for electronic identification system
US6329915B1 (en) * 1997-12-31 2001-12-11 Intermec Ip Corp RF Tag having high dielectric constant material
US7098850B2 (en) * 2000-07-18 2006-08-29 King Patrick F Grounded antenna for a wireless communication device and method

Also Published As

Publication number Publication date
GB2400275A (en) 2004-10-06
GB0307501D0 (en) 2003-05-07

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)