BRPI0509076A - elemento compensador, etiqueta de identificação por radiofrequência, e, sistema de identificação por radiofrequência - Google Patents

elemento compensador, etiqueta de identificação por radiofrequência, e, sistema de identificação por radiofrequência

Info

Publication number
BRPI0509076A
BRPI0509076A BRPI0509076-8A BRPI0509076A BRPI0509076A BR PI0509076 A BRPI0509076 A BR PI0509076A BR PI0509076 A BRPI0509076 A BR PI0509076A BR PI0509076 A BRPI0509076 A BR PI0509076A
Authority
BR
Brazil
Prior art keywords
radio frequency
frequency identification
rfid
tags
compensating elements
Prior art date
Application number
BRPI0509076-8A
Other languages
English (en)
Portuguese (pt)
Inventor
Thomas Herdtle
William C Egbert
Original Assignee
3M Innovative Properties Co
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 3M Innovative Properties Co filed Critical 3M Innovative Properties Co
Publication of BRPI0509076A publication Critical patent/BRPI0509076A/pt

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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
    • G06K19/07771—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 the record carrier comprising means for minimising adverse effects on the data communication capability of the record carrier, e.g. minimising Eddy currents induced in a proximate metal or otherwise electromagnetically interfering object
    • 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
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Near-Field Transmission Systems (AREA)
  • Support Of Aerials (AREA)
BRPI0509076-8A 2004-03-23 2005-02-17 elemento compensador, etiqueta de identificação por radiofrequência, e, sistema de identificação por radiofrequência BRPI0509076A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/807,072 US7268687B2 (en) 2004-03-23 2004-03-23 Radio frequency identification tags with compensating elements
PCT/US2005/005035 WO2005104296A1 (en) 2004-03-23 2005-02-17 Radio frequency identification tags with compensating elements

Publications (1)

Publication Number Publication Date
BRPI0509076A true BRPI0509076A (pt) 2007-08-21

Family

ID=34961217

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0509076-8A BRPI0509076A (pt) 2004-03-23 2005-02-17 elemento compensador, etiqueta de identificação por radiofrequência, e, sistema de identificação por radiofrequência

Country Status (12)

Country Link
US (1) US7268687B2 (enExample)
EP (1) EP1728297A1 (enExample)
JP (1) JP2007531392A (enExample)
KR (1) KR20070007343A (enExample)
CN (1) CN1934746A (enExample)
AU (1) AU2005236796B2 (enExample)
BR (1) BRPI0509076A (enExample)
CA (1) CA2561023A1 (enExample)
MX (1) MXPA06010761A (enExample)
TW (1) TW200540722A (enExample)
WO (1) WO2005104296A1 (enExample)
ZA (1) ZA200608771B (enExample)

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Also Published As

Publication number Publication date
AU2005236796A1 (en) 2005-11-03
EP1728297A1 (en) 2006-12-06
WO2005104296A1 (en) 2005-11-03
US7268687B2 (en) 2007-09-11
US20050212707A1 (en) 2005-09-29
AU2005236796B2 (en) 2009-08-20
TW200540722A (en) 2005-12-16
ZA200608771B (en) 2008-08-27
CN1934746A (zh) 2007-03-21
CA2561023A1 (en) 2005-11-03
KR20070007343A (ko) 2007-01-15
MXPA06010761A (es) 2006-12-15
JP2007531392A (ja) 2007-11-01

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