CA2522449A1 - Methode et appareil de mise au point d'un lecteur rfid pour eviter les collisions de signaux provenant d'etiquettes rfid peu espacees - Google Patents

Methode et appareil de mise au point d'un lecteur rfid pour eviter les collisions de signaux provenant d'etiquettes rfid peu espacees Download PDF

Info

Publication number
CA2522449A1
CA2522449A1 CA002522449A CA2522449A CA2522449A1 CA 2522449 A1 CA2522449 A1 CA 2522449A1 CA 002522449 A CA002522449 A CA 002522449A CA 2522449 A CA2522449 A CA 2522449A CA 2522449 A1 CA2522449 A1 CA 2522449A1
Authority
CA
Canada
Prior art keywords
reader
antennas
main antenna
tags
field
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.)
Abandoned
Application number
CA002522449A
Other languages
English (en)
Inventor
Saak Dertadian
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.)
Syscan RS Inc
Original Assignee
Syscan International Inc
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 Syscan International Inc filed Critical Syscan International Inc
Priority to CA002522449A priority Critical patent/CA2522449A1/fr
Priority to PCT/CA2006/001617 priority patent/WO2007038858A1/fr
Publication of CA2522449A1 publication Critical patent/CA2522449A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V15/00—Tags attached to, or associated with, an object, in order to enable detection of the object
    • 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.
    • G06K7/10079—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 spatial domain, e.g. temporary shields for blindfolding the interrogator in specific directions
    • 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
    • G06K7/10336—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 the antenna being of the near field type, inductive coil
    • 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
    • H01Q1/2216—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 interrogator/reader equipment
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Theoretical Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Near-Field Transmission Systems (AREA)
CA002522449A 2005-10-06 2005-10-06 Methode et appareil de mise au point d'un lecteur rfid pour eviter les collisions de signaux provenant d'etiquettes rfid peu espacees Abandoned CA2522449A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CA002522449A CA2522449A1 (fr) 2005-10-06 2005-10-06 Methode et appareil de mise au point d'un lecteur rfid pour eviter les collisions de signaux provenant d'etiquettes rfid peu espacees
PCT/CA2006/001617 WO2007038858A1 (fr) 2005-10-06 2006-10-03 Procédé et appareil destinés à concentrer un lecteur rfid pour éviter des collisions de signaux d'étiquettes rfid étroitement espacées

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002522449A CA2522449A1 (fr) 2005-10-06 2005-10-06 Methode et appareil de mise au point d'un lecteur rfid pour eviter les collisions de signaux provenant d'etiquettes rfid peu espacees

Publications (1)

Publication Number Publication Date
CA2522449A1 true CA2522449A1 (fr) 2007-04-06

Family

ID=37905933

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002522449A Abandoned CA2522449A1 (fr) 2005-10-06 2005-10-06 Methode et appareil de mise au point d'un lecteur rfid pour eviter les collisions de signaux provenant d'etiquettes rfid peu espacees

Country Status (2)

Country Link
CA (1) CA2522449A1 (fr)
WO (1) WO2007038858A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5249555B2 (ja) * 2007-11-06 2013-07-31 株式会社ユニバーサルエンターテインメント ゲーム装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5280286A (en) * 1992-06-12 1994-01-18 Smart Tag Systems, Inc. Surveillance and identification system antennas
JP3760908B2 (ja) * 2002-10-30 2006-03-29 株式会社日立製作所 狭指向性電磁界アンテナプローブおよびこれを用いた電磁界測定装置、電流分布探査装置または電気的配線診断装置

Also Published As

Publication number Publication date
WO2007038858A1 (fr) 2007-04-12

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Dead