DE69230445D1 - Elektronisches system und verfahren zur identifizeirung aus der ferne von kodierten gegenständen und ähnlichem - Google Patents

Elektronisches system und verfahren zur identifizeirung aus der ferne von kodierten gegenständen und ähnlichem

Info

Publication number
DE69230445D1
DE69230445D1 DE69230445T DE69230445T DE69230445D1 DE 69230445 D1 DE69230445 D1 DE 69230445D1 DE 69230445 T DE69230445 T DE 69230445T DE 69230445 T DE69230445 T DE 69230445T DE 69230445 D1 DE69230445 D1 DE 69230445D1
Authority
DE
Germany
Prior art keywords
similar
electronic system
remotely identifying
coded objects
identifying coded
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
DE69230445T
Other languages
English (en)
Other versions
DE69230445T2 (de
Inventor
Andrew Dingwall
Jonathan Schepps
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.)
Sarnoff Corp
Original Assignee
Sarnoff Corp
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 Sarnoff Corp filed Critical Sarnoff Corp
Publication of DE69230445D1 publication Critical patent/DE69230445D1/de
Application granted granted Critical
Publication of DE69230445T2 publication Critical patent/DE69230445T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • 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
    • G06K17/0022—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 arrangements or provisious for transferring data to distant stations, e.g. from a sensing device

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Engineering & Computer Science (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE69230445T 1992-05-21 1992-05-21 Elektronisches system und verfahren zur identifizeirung aus der ferne von kodierten gegenständen und ähnlichem Expired - Lifetime DE69230445T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1992/004009 WO1993023767A1 (en) 1992-05-21 1992-05-21 Electronic system and method for remote identification of coded articles and the like

Publications (2)

Publication Number Publication Date
DE69230445D1 true DE69230445D1 (de) 2000-01-20
DE69230445T2 DE69230445T2 (de) 2000-08-03

Family

ID=22231072

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69230445T Expired - Lifetime DE69230445T2 (de) 1992-05-21 1992-05-21 Elektronisches system und verfahren zur identifizeirung aus der ferne von kodierten gegenständen und ähnlichem

Country Status (5)

Country Link
EP (1) EP0641450B1 (de)
JP (1) JP2940562B2 (de)
KR (1) KR100212870B1 (de)
DE (1) DE69230445T2 (de)
WO (1) WO1993023767A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0837412A3 (de) * 1996-10-21 2002-05-08 Texas Instruments Deutschland Gmbh Verbesserungen betreffend RF-Identifizierungssysteme
GB2319698B (en) 1996-11-21 2001-08-08 Motorola Inc Method for communicating with a plurality of contactless data carriers and contactless data carrier for use therein
FR2757293B1 (fr) * 1996-12-16 1999-01-15 Commissariat Energie Atomique Procede et dispositif d'identification a distance
DE102004011161B4 (de) * 2004-03-08 2007-08-09 Infineon Technologies Ag Vorrichtung und Verfahren zur Simulation eines optisch auslesbaren Codes mit zeitgesteuerter Lichtquelle
BRPI0710043A2 (pt) 2006-04-03 2011-08-09 Kaba Ag método, sistema e aparelho para transmissão de dados e módulo de leitura e/ou escrita

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4068232A (en) * 1976-02-12 1978-01-10 Fairchild Industries, Inc. Passive encoding microwave transponder
US4242663A (en) * 1979-02-01 1980-12-30 Lockheed Electronics Corporation Electronic identification system
GB8408538D0 (en) * 1984-04-03 1984-05-16 Senelco Ltd Transmitter-responder systems
US4739328A (en) * 1986-07-14 1988-04-19 Amtech Corporation System for identifying particular objects
FR2631725B1 (fr) * 1988-05-20 1990-07-27 Guena Jean Systeme radio de transmission de donnees a une extremite passive
US4955038A (en) * 1988-12-09 1990-09-04 Dallas Semiconductor Corporation Low-power RF receiver
NL8901659A (nl) * 1989-06-30 1991-01-16 Nedap Nv Multipassysteem.
JP3192139B2 (ja) * 1990-06-14 2001-07-23 三菱電機株式会社 非接触型ｉｃカード及び非接触型ｉｃカードシステム並びに端末装置と非接触型ｉｃカードとの間の信号伝送方法

Also Published As

Publication number Publication date
EP0641450B1 (de) 1999-12-15
KR100212870B1 (ko) 1999-08-02
JP2940562B2 (ja) 1999-08-25
EP0641450A4 (de) 1997-10-22
EP0641450A1 (de) 1995-03-08
JPH07506902A (ja) 1995-07-27
WO1993023767A1 (en) 1993-11-25
KR950701737A (ko) 1995-04-28
DE69230445T2 (de) 2000-08-03

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