DE69911185D1 - Vorrichtung und verfahren zur identifikation von gegenständen - Google Patents

Vorrichtung und verfahren zur identifikation von gegenständen

Info

Publication number
DE69911185D1
DE69911185D1 DE69911185T DE69911185T DE69911185D1 DE 69911185 D1 DE69911185 D1 DE 69911185D1 DE 69911185 T DE69911185 T DE 69911185T DE 69911185 T DE69911185 T DE 69911185T DE 69911185 D1 DE69911185 D1 DE 69911185D1
Authority
DE
Germany
Prior art keywords
identifying objects
identifying
objects
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.)
Expired - Lifetime
Application number
DE69911185T
Other languages
English (en)
Other versions
DE69911185T2 (de
Inventor
Michael Backhouse
Paul Barrett
Ivor Beale
Edward Godfrey
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.)
Qinetiq Ltd
Original Assignee
Qinetiq 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 Qinetiq Ltd filed Critical Qinetiq Ltd
Publication of DE69911185D1 publication Critical patent/DE69911185D1/de
Application granted granted Critical
Publication of DE69911185T2 publication Critical patent/DE69911185T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01Q1/2216—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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/75—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors
    • G01S13/751—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal
    • G01S13/756—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems using transponders powered from received waves, e.g. using passive transponders, or using passive reflectors wherein the responder or reflector radiates a coded signal using a signal generator for modifying the reflectivity of the reflector
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/024—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using polarisation effects
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2405—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used
    • G08B13/2414—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using inductive tags
    • G08B13/2417—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using inductive tags having a radio frequency identification chip
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2405—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used
    • G08B13/2422—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting characterised by the tag technology used using acoustic or microwave tags
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2428—Tag details
    • G08B13/2437—Tag layered structure, processes for making layered tags
    • G08B13/2442—Tag materials and material properties thereof, e.g. magnetic material details
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/22—Electrical actuation
    • G08B13/24—Electrical actuation by interference with electromagnetic field distribution
    • G08B13/2402—Electronic Article Surveillance [EAS], i.e. systems using tags for detecting removal of a tagged item from a secure area, e.g. tags for detecting shoplifting
    • G08B13/2465—Aspects related to the EAS system, e.g. system components other than tags
    • G08B13/2468—Antenna in system and the related signal processing
    • G08B13/2471—Antenna signal processing by receiver or emitter
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/24—Polarising devices; Polarisation filters 
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/24—Polarising devices; Polarisation filters 
    • H01Q15/242—Polarisation converters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/24—Polarising devices; Polarisation filters 
    • H01Q15/242—Polarisation converters
    • H01Q15/246—Polarisation converters rotating the plane of polarisation of a linear polarised wave
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H01Q21/245—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction provided with means for varying the polarisation 

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Security & Cryptography (AREA)
  • Automation & Control Theory (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Acoustics & Sound (AREA)
  • Theoretical Computer Science (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Waveguide Aerials (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
  • Warehouses Or Storage Devices (AREA)
DE69911185T 1998-03-19 1999-03-11 Vorrichtung und verfahren zur identifikation von gegenständen Expired - Lifetime DE69911185T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9805726 1998-03-19
GB9805726A GB2335542A (en) 1998-03-19 1998-03-19 Article identification system using polarised microwave radiation
PCT/GB1999/000733 WO1999048045A1 (en) 1998-03-19 1999-03-11 Article identification apparatus and method

Publications (2)

Publication Number Publication Date
DE69911185D1 true DE69911185D1 (de) 2003-10-16
DE69911185T2 DE69911185T2 (de) 2004-07-15

Family

ID=10828757

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69911185T Expired - Lifetime DE69911185T2 (de) 1998-03-19 1999-03-11 Vorrichtung und verfahren zur identifikation von gegenständen

Country Status (11)

Country Link
US (1) US6501416B1 (de)
EP (1) EP1064615B1 (de)
JP (1) JP4418108B2 (de)
KR (1) KR100632721B1 (de)
AU (1) AU761423B2 (de)
DE (1) DE69911185T2 (de)
GB (2) GB2335542A (de)
IL (1) IL138490A (de)
NO (1) NO20004686L (de)
NZ (1) NZ506951A (de)
WO (1) WO1999048045A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7486226B2 (en) * 2006-09-07 2009-02-03 Rosemount Tank Radar Ab Device and a method for accurate radar level gauging
US8269686B2 (en) * 2007-11-27 2012-09-18 Uti Limited Partnership Dual circularly polarized antenna
EP2569824B1 (de) 2010-05-13 2019-03-13 UTI Limited Partnership Zirkular polarisierte antenne mit breitbandeigenschaften
CN108183335B (zh) * 2017-11-23 2019-11-19 北京遥感设备研究所 一种脊波导正交极化变换器

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3248508A (en) 1963-09-25 1966-04-26 Appleton Electric Co Switch box circuit controller having three circuit controlling conditions
US3247508A (en) * 1963-10-04 1966-04-19 American Brake Shoe Co Microwave identification of railroad cars
US3488655A (en) * 1968-10-03 1970-01-06 Abex Corp Dual channel asynchronous object identification system
US3944928A (en) * 1974-07-01 1976-03-16 Microlab/Fxr Harmonic communication system
US4224624A (en) * 1978-10-26 1980-09-23 Park Mobile, Inc. Detection of properly positioned movable objects
EP0310174B1 (de) * 1987-09-28 1993-04-14 Koninklijke Philips Electronics N.V. Anordnung für optische Heterodyn- oder Homodyndetektion eines optischen Signalstrahls und Empfänger mit einer derartigen Anordnung
GB8825740D0 (en) * 1988-11-03 1988-12-07 Smith D Improvements in transmission & reception of electric signals carrying information
FR2667694B1 (fr) * 1990-10-05 1993-04-09 Mainardi Jacques Procede et systeme d'identification d'un objet ou d'un point donne, dispositif reflecteur polarisateur notamment concu pour la mise en óoeuvre du procede, et diverses applications du dit procede d'identification.
US5819164A (en) * 1996-01-29 1998-10-06 The United States Of America As Represented By The Secretary Of The Army Modulated retroreflection system for secure communication and identification
US6064320A (en) * 1997-04-04 2000-05-16 Texas Instruments Incorporated Automatic vehicle identification system capable of vehicle lane discrimination
US6114971A (en) * 1997-08-18 2000-09-05 X-Cyte, Inc. Frequency hopping spread spectrum passive acoustic wave identification device

Also Published As

Publication number Publication date
NO20004686D0 (no) 2000-09-19
WO1999048045A1 (en) 1999-09-23
NZ506951A (en) 2003-01-31
IL138490A (en) 2004-09-27
GB2368172A (en) 2002-04-24
NO20004686L (no) 2000-11-17
KR20010042041A (ko) 2001-05-25
KR100632721B1 (ko) 2006-10-16
JP4418108B2 (ja) 2010-02-17
IL138490A0 (en) 2001-10-31
AU2739699A (en) 1999-10-11
GB2335542A (en) 1999-09-22
EP1064615A1 (de) 2001-01-03
AU761423B2 (en) 2003-06-05
DE69911185T2 (de) 2004-07-15
EP1064615B1 (de) 2003-09-10
US6501416B1 (en) 2002-12-31
GB9805726D0 (en) 1998-05-13
JP2003513226A (ja) 2003-04-08
GB0022110D0 (en) 2000-10-25

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Legal Events

Date Code Title Description
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