EP1964416A4 - Optimized operation of a dense reader system with improved listen before talk communications - Google Patents

Optimized operation of a dense reader system with improved listen before talk communications

Info

Publication number
EP1964416A4
EP1964416A4 EP06837802.5A EP06837802A EP1964416A4 EP 1964416 A4 EP1964416 A4 EP 1964416A4 EP 06837802 A EP06837802 A EP 06837802A EP 1964416 A4 EP1964416 A4 EP 1964416A4
Authority
EP
European Patent Office
Prior art keywords
improved
reader system
listen before
before talk
optimized operation
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Withdrawn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
EP06837802.5A
Other languages
German (de)
French (fr)
Other versions
EP1964416A2 (en
Inventor
William R Bandy
Michael R Arneson
Kevin J Powell
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.)
Symbol Technologies LLC
Original Assignee
Symbol Technologies LLC
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
Priority claimed from US11/312,494 external-priority patent/US20070139162A1/en
Priority claimed from US11/312,606 external-priority patent/US7969282B2/en
Application filed by Symbol Technologies LLC filed Critical Symbol Technologies LLC
Publication of EP1964416A2 publication Critical patent/EP1964416A2/en
Publication of EP1964416A4 publication Critical patent/EP1964416A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G06K7/0008—General problems related to the reading of electronic memory record carriers, independent of its reading method, e.g. power transfer
    • 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
    • G06K7/10356—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 using a plurality of antennas, e.g. configurations including means to resolve interference between the plurality of antennas
    • 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
    • G06K7/10366—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 the interrogation device being adapted for miscellaneous applications
    • G06K7/10475—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 the interrogation device being adapted for miscellaneous applications arrangements to facilitate interaction with further interrogation devices, e.g. such that at least two interrogation devices may function and cooperate in a network of such devices
EP06837802.5A 2005-12-21 2006-11-17 Optimized operation of a dense reader system with improved listen before talk communications Withdrawn EP1964416A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11/312,494 US20070139162A1 (en) 2005-12-21 2005-12-21 Dense reader system with improved listen before talk communications
US11/312,606 US7969282B2 (en) 2005-12-21 2005-12-21 Optimized operation of a dense reader system
PCT/US2006/044531 WO2007078440A2 (en) 2005-12-21 2006-11-17 Optimized operation of a dense reader system with improved listen before talk communications

Publications (2)

Publication Number Publication Date
EP1964416A2 EP1964416A2 (en) 2008-09-03
EP1964416A4 true EP1964416A4 (en) 2015-05-06

Family

ID=38228688

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06837802.5A Withdrawn EP1964416A4 (en) 2005-12-21 2006-11-17 Optimized operation of a dense reader system with improved listen before talk communications

Country Status (2)

Country Link
EP (1) EP1964416A4 (en)
WO (1) WO2007078440A2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7969282B2 (en) 2005-12-21 2011-06-28 Symbol Technologies, Inc. Optimized operation of a dense reader system
EP2223261B1 (en) 2007-11-06 2016-02-10 Intermec IP Corp. Rfid network and method for operating the rfid network
US20120161930A1 (en) * 2010-12-28 2012-06-28 Symbol Technologies, Inc. Cross-read resolution method for use in a radio frequency identification system
JP6098260B2 (en) * 2013-03-19 2017-03-22 オムロン株式会社 RFID system, communication device and communication program
JP7021654B2 (en) * 2019-03-14 2022-02-17 オムロン株式会社 Communication system and communication method of communication system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050088284A1 (en) * 2003-10-09 2005-04-28 Zai Li-Cheng R. Method and system of using a RFID reader network to provide a large operating area
US7176797B2 (en) 2003-10-31 2007-02-13 Li-Cheng Richard Zai Method and system of using active RFID tags to provide a reliable and secure RFID system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
WO2007078440A2 (en) 2007-07-12
WO2007078440A3 (en) 2007-12-06
EP1964416A2 (en) 2008-09-03

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20150402

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Ipc: G06K 7/00 20060101ALI20150327BHEP

Ipc: H04Q 5/22 20060101AFI20150327BHEP

Ipc: G06K 7/10 20060101ALI20150327BHEP

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Owner name: SYMBOL TECHNOLOGIES, LLC

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