DK2225702T3 - Identifikation af genstande, der anvender frekvenskarakteristika af rfid-tags - Google Patents

Identifikation af genstande, der anvender frekvenskarakteristika af rfid-tags Download PDF

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Publication number
DK2225702T3
DK2225702T3 DK08865872.9T DK08865872T DK2225702T3 DK 2225702 T3 DK2225702 T3 DK 2225702T3 DK 08865872 T DK08865872 T DK 08865872T DK 2225702 T3 DK2225702 T3 DK 2225702T3
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DK
Denmark
Prior art keywords
rfid tags
frequency
frequencies
rfid
frequency pattern
Prior art date
Application number
DK08865872.9T
Other languages
English (en)
Inventor
Yasser Alsafadi
Original Assignee
Koninkl Philips Nv
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 Koninkl Philips Nv filed Critical Koninkl Philips Nv
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Publication of DK2225702T3 publication Critical patent/DK2225702T3/da

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
    • 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
    • G06K19/0672—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 resonating marks
    • 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
    • G06K19/0724—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 the arrangement being a circuit for communicating at a plurality of frequencies, e.g. for managing time multiplexed communication over at least two antennas of different types
    • 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
    • G06K7/10019—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 resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers.
    • G06K7/10069—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 resolving collision on the communication channels between simultaneously or concurrently interrogated record carriers. the collision being resolved in the frequency domain, e.g. by hopping from one frequency to the other

Claims (15)

1. Apparat, der identificerer en genstand (108), hvilket apparat omfatter: en flerhed af RFID-tags (102, 104, 106), som svarer til genstanden (108), en frekvensdetektor (112), der er indrettet til at udføre en frekvens skanning over et frekvensområde og detektere en flerhed af frekvenser, via hvilke RFID-tags (102, 104, 106) kommunikerer, en frekvensmønstergenerator (116), som er indrettet til at generere et frekvensmønster, der indikerer en identitet for genstanden (108), og en genstandsidentifikator (120), som identificerer genstanden (108) baseret i det mindste delvist på flerheden af de detekterede frekvenser.
2. Apparat ifølge krav 1, hvor genstandsidentifikatoren (120) er indrettet til at sammenligne det genererede frekvensmønster med kendte frekvensmønstre for at bestemme genstandens (108) identitet.
3. Apparat ifølge krav 1, hvor frekvensmønstret har den generelle form {Afl; B/2; ... Xfn}, hvor A, B og X er heltal, der angiver et antal RFID-tags (102, 104, 106), som transmitterer information over frekvenser/, og n er et antal detekterede frekvenser.
4. Apparat ifølge krav 1, der yderligere omfatter en kontekstanalysator (118), som udlæser en kontekst, der svarer til genstanden (108), hvor genstandsidentifikatoren (120) bestemmer genstandens identitet baseret i det mindste delvist på den udlæste kontekst.
5. Apparat ifølge krav 1, der yderligere omfatter en RFID-læser (110), som udlæser radiosignaler, der forsyner flerheden af RFID-tags (102, 104, 106) med strøm, hvor RFID-læseren (110) læser identifikationer af flerheden af RFID-tags (102, 104, 106), og genstandsidentifikatoren (120) identificerer genstanden (108) baseret i det mindste delvist på de detekterede frekvenser og identifikationerne af flerheden af RFID-tags (102, 104, 106).
6. Apparat ifølge krav 5, hvor RFID-læseren (110) læser hukommelsesindhold fra flerheden af RFID-tags (102, 104, 106), og genstandsidentifikatoren (120) identificerer genstanden (108) baseret i det mindste delvist på flerheden af RFID-tagsenes (102, 104, 106) detekterede frekvenser og hukommelsesindhold.
7. Apparat ifølge krav 5, der yderligere omfatter en placeringsdetektor (114), som er indrettet til at analysere frekvenser anvendt af RFID-tagsene (102, 104, 106) og detektere RFID-tagsenes (102, 104, 106) placeringer relativt til RFID-læseren (110) og relativt til hinanden.
8. Fremgangsmåde (700) til identifikation af en genstand (108), hvilken fremgangsmåde omfatter: udførelse (702) af en frekvensskanning over et frekvensområde, detektion (704) af en flerhed af frekvenser, via hvilke en flerhed af RFID-tags (102, 104,106) kommunikerer, udarbejdelse (706) af et frekvensmønster, der indikerer en identitet for genstanden (108), og identifikation af genstanden (604, 710) baseret i det mindste delvist på flerheden af detekterede frekvenser.
9. Fremgangsmåde ifølge krav 8, som yderligere omfatter: sammenligning (708) af frekvensmønstret med kendte frekvensmønstre, og identifikation (710) af genstanden (108) baseret i det mindste delvist på sammenligningen.
10. Fremgangsmåde ifølge krav 8, hvor flerheden af RFID-tags (102, 104, 106) er spektrum agile radio (SARA) RFID-tags.
11. Fremgangsmåde ifølge krav 8, som yderligere omfatter: modtagelse af identiteter af flerheden af RFID-tags (102, 104, 106), og identifikation af genstanden (108) baseret i det mindste delvist på de detekterede frekvenser og de modtagne identiteter.
12. Fremgangsmåde ifølge krav 8, som yderligere omfatter: modtagelse af indhold fra hukommelser af flerheden af RFID-tags (102, 104, 106), og identifikation af genstanden (108) baseret i det mindste delvist på de detekterede frekvenser og det modtagne indhold.
13. Fremgangsmåde ifølge krav 8, som yderligere omfatter identifikation af genstanden (108) baseret i det mindste delvist på en defineret kontekst.
14. Fremgangsmåde ifølge krav 13, hvor konteksten defineres baseret i det mindste delvist på en aktuel sikkerhedsindstilling eller baseret i det mindste delvist på aktuelle vejrforhold.
15. Fremgangsmåde ifølge krav 8, som yderligere omfatter tilvejebringelse af en identitet for genstanden (108) til et hospitalsinformationssystem (HIS).
DK08865872.9T 2007-12-19 2008-12-09 Identifikation af genstande, der anvender frekvenskarakteristika af rfid-tags DK2225702T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1497007P 2007-12-19 2007-12-19
PCT/IB2008/055182 WO2009081303A1 (en) 2007-12-19 2008-12-09 Identification of objects using frequency characteristics of rfid tags

Publications (1)

Publication Number Publication Date
DK2225702T3 true DK2225702T3 (da) 2015-12-14

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DK08865872.9T DK2225702T3 (da) 2007-12-19 2008-12-09 Identifikation af genstande, der anvender frekvenskarakteristika af rfid-tags

Country Status (8)

Country Link
US (1) US9818053B2 (da)
EP (1) EP2225702B1 (da)
JP (1) JP5498397B2 (da)
CN (1) CN101903894A (da)
BR (1) BRPI0821198A2 (da)
DK (1) DK2225702T3 (da)
ES (1) ES2555208T3 (da)
WO (1) WO2009081303A1 (da)

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Publication number Publication date
WO2009081303A1 (en) 2009-07-02
US20110133903A1 (en) 2011-06-09
EP2225702B1 (en) 2015-10-21
ES2555208T3 (es) 2015-12-29
CN101903894A (zh) 2010-12-01
EP2225702A1 (en) 2010-09-08
JP2011508300A (ja) 2011-03-10
US9818053B2 (en) 2017-11-14
BRPI0821198A2 (pt) 2015-06-16
JP5498397B2 (ja) 2014-05-21

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