IT1213530B - Sistema di identificazione. - Google Patents

Sistema di identificazione.

Info

Publication number
IT1213530B
IT1213530B IT8622243A IT2224386A IT1213530B IT 1213530 B IT1213530 B IT 1213530B IT 8622243 A IT8622243 A IT 8622243A IT 2224386 A IT2224386 A IT 2224386A IT 1213530 B IT1213530 B IT 1213530B
Authority
IT
Italy
Prior art keywords
interrogator
pct
section
receiver
transponder
Prior art date
Application number
IT8622243A
Other languages
English (en)
Other versions
IT8622243A0 (it
Inventor
Melti Aldo
Original Assignee
Audemars R S A
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 Audemars R S A filed Critical Audemars R S A
Priority to IT8622243A priority Critical patent/IT1213530B/it
Publication of IT8622243A0 publication Critical patent/IT8622243A0/it
Priority to AU81072/87A priority patent/AU8107287A/en
Priority to US07/449,900 priority patent/US5293399A/en
Priority to AT87906818T priority patent/ATE83328T1/de
Priority to EP87906818A priority patent/EP0316368B1/en
Priority to PCT/EP1987/000584 priority patent/WO1988003687A1/en
Priority to DE8787906818T priority patent/DE3783040T2/de
Priority to DK198803740A priority patent/DK173429B1/da
Application granted granted Critical
Publication of IT1213530B publication Critical patent/IT1213530B/it

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
    • G06K7/10—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L25/00—Recording or indicating positions or identities of vehicles or vehicle trains or setting of track apparatus
    • B61L25/02—Indicating or recording positions or identities of vehicles or vehicle trains
    • B61L25/04—Indicating or recording train identities
    • B61L25/043—Indicating or recording train identities using inductive tags
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C9/00—Individual registration on entry or exit
    • G07C9/20—Individual registration on entry or exit involving the use of a pass
    • G07C9/28—Individual registration on entry or exit involving the use of a pass the pass enabling tracking or indicating presence
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/017—Detecting movement of traffic to be counted or controlled identifying vehicles
IT8622243A 1986-11-05 1986-11-05 Sistema di identificazione. IT1213530B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT8622243A IT1213530B (it) 1986-11-05 1986-11-05 Sistema di identificazione.
AU81072/87A AU8107287A (en) 1986-11-05 1987-10-08 Identification system
US07/449,900 US5293399A (en) 1986-11-05 1987-10-08 Identification system
AT87906818T ATE83328T1 (de) 1986-11-05 1987-10-08 Identifizierungssystem.
EP87906818A EP0316368B1 (en) 1986-11-05 1987-10-08 Identification system
PCT/EP1987/000584 WO1988003687A1 (en) 1986-11-05 1987-10-08 Identification system
DE8787906818T DE3783040T2 (de) 1986-11-05 1987-10-08 Identifizierungssystem.
DK198803740A DK173429B1 (da) 1986-11-05 1988-07-05 Identifikationssystem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8622243A IT1213530B (it) 1986-11-05 1986-11-05 Sistema di identificazione.

Publications (2)

Publication Number Publication Date
IT8622243A0 IT8622243A0 (it) 1986-11-05
IT1213530B true IT1213530B (it) 1989-12-20

Family

ID=11193564

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8622243A IT1213530B (it) 1986-11-05 1986-11-05 Sistema di identificazione.

Country Status (8)

Country Link
US (1) US5293399A (it)
EP (1) EP0316368B1 (it)
AT (1) ATE83328T1 (it)
AU (1) AU8107287A (it)
DE (1) DE3783040T2 (it)
DK (1) DK173429B1 (it)
IT (1) IT1213530B (it)
WO (1) WO1988003687A1 (it)

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US5327122A (en) * 1989-09-04 1994-07-05 Massimo Casalegno Installation for data transmission with correction of phase error
JP3100716B2 (ja) * 1991-01-04 2000-10-23 シーエスアイアール 識別装置
FR2691275B1 (fr) * 1992-05-15 2003-01-10 Matra Transp Dispositif de détection du passage d'un mobile, à répondeur passif.
US5721788A (en) * 1992-07-31 1998-02-24 Corbis Corporation Method and system for digital image signatures
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ATE211332T1 (de) * 1993-08-27 2002-01-15 Infineon Technologies Ag Datenübertragungssystem
FR2711440B1 (fr) * 1993-10-18 1996-02-02 France Telecom Dispositif à pureté spectrale pour l'échange d'informations à distance entre un objet portatif et une station.
US5748763A (en) 1993-11-18 1998-05-05 Digimarc Corporation Image steganography system featuring perceptually adaptive and globally scalable signal embedding
US6122403A (en) 1995-07-27 2000-09-19 Digimarc Corporation Computer system linked by using information in data objects
US6983051B1 (en) 1993-11-18 2006-01-03 Digimarc Corporation Methods for audio watermarking and decoding
US5768426A (en) 1993-11-18 1998-06-16 Digimarc Corporation Graphics processing system employing embedded code signals
US5841978A (en) 1993-11-18 1998-11-24 Digimarc Corporation Network linking method using steganographically embedded data objects
US5841886A (en) 1993-11-18 1998-11-24 Digimarc Corporation Security system for photographic identification
US6408082B1 (en) 1996-04-25 2002-06-18 Digimarc Corporation Watermark detection using a fourier mellin transform
US6614914B1 (en) 1995-05-08 2003-09-02 Digimarc Corporation Watermark embedder and reader
US7171016B1 (en) 1993-11-18 2007-01-30 Digimarc Corporation Method for monitoring internet dissemination of image, video and/or audio files
US6449377B1 (en) * 1995-05-08 2002-09-10 Digimarc Corporation Methods and systems for watermark processing of line art images
US5636292C1 (en) 1995-05-08 2002-06-18 Digimarc Corp Steganography methods employing embedded calibration data
US6424725B1 (en) 1996-05-16 2002-07-23 Digimarc Corporation Determining transformations of media signals with embedded code signals
US5710834A (en) * 1995-05-08 1998-01-20 Digimarc Corporation Method and apparatus responsive to a code signal conveyed through a graphic image
US6580819B1 (en) 1993-11-18 2003-06-17 Digimarc Corporation Methods of producing security documents having digitally encoded data and documents employing same
US5748783A (en) 1995-05-08 1998-05-05 Digimarc Corporation Method and apparatus for robust information coding
US6611607B1 (en) 1993-11-18 2003-08-26 Digimarc Corporation Integrating digital watermarks in multimedia content
US5822436A (en) 1996-04-25 1998-10-13 Digimarc Corporation Photographic products and methods employing embedded information
US5832119C1 (en) 1993-11-18 2002-03-05 Digimarc Corp Methods for controlling systems using control signals embedded in empirical data
US5862260A (en) 1993-11-18 1999-01-19 Digimarc Corporation Methods for surveying dissemination of proprietary empirical data
EP0987855A2 (en) 1993-11-18 2000-03-22 Digimarc Corporation Method and apparatus for encoding audio with auxiliary digital data
US6516079B1 (en) 2000-02-14 2003-02-04 Digimarc Corporation Digital watermark screening and detecting strategies
US7039214B2 (en) * 1999-11-05 2006-05-02 Digimarc Corporation Embedding watermark components during separate printing stages
US6522770B1 (en) 1999-05-19 2003-02-18 Digimarc Corporation Management of documents and other objects using optical devices
US6869023B2 (en) * 2002-02-12 2005-03-22 Digimarc Corporation Linking documents through digital watermarking
US6968057B2 (en) * 1994-03-17 2005-11-22 Digimarc Corporation Emulsion products and imagery employing steganography
US6560349B1 (en) 1994-10-21 2003-05-06 Digimarc Corporation Audio monitoring using steganographic information
US6760463B2 (en) 1995-05-08 2004-07-06 Digimarc Corporation Watermarking methods and media
US6728390B2 (en) 1995-05-08 2004-04-27 Digimarc Corporation Methods and systems using multiple watermarks
US6721440B2 (en) 1995-05-08 2004-04-13 Digimarc Corporation Low visibility watermarks using an out-of-phase color
US7486799B2 (en) * 1995-05-08 2009-02-03 Digimarc Corporation Methods for monitoring audio and images on the internet
US6111911A (en) * 1995-06-07 2000-08-29 Sanconix, Inc Direct sequence frequency ambiguity resolving receiver
US6577746B1 (en) * 1999-12-28 2003-06-10 Digimarc Corporation Watermark-based object linking and embedding
US6408331B1 (en) * 1995-07-27 2002-06-18 Digimarc Corporation Computer linking methods using encoded graphics
US6788800B1 (en) 2000-07-25 2004-09-07 Digimarc Corporation Authenticating objects using embedded data
US6411725B1 (en) 1995-07-27 2002-06-25 Digimarc Corporation Watermark enabled video objects
US6829368B2 (en) 2000-01-26 2004-12-07 Digimarc Corporation Establishing and interacting with on-line media collections using identifiers in media signals
US5844130A (en) * 1996-04-03 1998-12-01 Ssi Technologies Apparatus for maintaining a constant radial distance between a transmitting circuit and an antenna coil
US6381341B1 (en) 1996-05-16 2002-04-30 Digimarc Corporation Watermark encoding method exploiting biases inherent in original signal
EP0904009B1 (en) * 1997-01-03 2003-09-10 Biosense, Inc. Pressure-sensing stent
US6850626B2 (en) 1998-01-20 2005-02-01 Digimarc Corporation Methods employing multiple watermarks
DE19847135B4 (de) * 1998-10-13 2007-10-31 Texas Instruments Deutschland Gmbh Verfahren zum Lesen der in einem Transponder gespeicherten Daten und Transpondersystem zur Durchführung des Verfahrens
US6452980B1 (en) 2000-01-10 2002-09-17 Sarnoff Corporation Encoding/decoding system for coherent signal interference reduction
US6625297B1 (en) * 2000-02-10 2003-09-23 Digimarc Corporation Self-orienting watermarks
US6804377B2 (en) 2000-04-19 2004-10-12 Digimarc Corporation Detecting information hidden out-of-phase in color channels
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US6817530B2 (en) 2001-12-18 2004-11-16 Digimarc Id Systems Multiple image security features for identification documents and methods of making same
US7694887B2 (en) 2001-12-24 2010-04-13 L-1 Secure Credentialing, Inc. Optically variable personalized indicia for identification documents
US7728048B2 (en) 2002-12-20 2010-06-01 L-1 Secure Credentialing, Inc. Increasing thermal conductivity of host polymer used with laser engraving methods and compositions
ATE552120T1 (de) 2001-12-24 2012-04-15 L 1 Secure Credentialing Inc Verdeckte variableninformationen auf id- dokumenten und verfahren zu ihrer herstellung
EP1459246B1 (en) 2001-12-24 2012-05-02 L-1 Secure Credentialing, Inc. Method for full color laser marking of id documents
US7824029B2 (en) 2002-05-10 2010-11-02 L-1 Secure Credentialing, Inc. Identification card printer-assembler for over the counter card issuing
TWI238305B (en) * 2002-09-26 2005-08-21 Samsung Electronics Co Ltd Circuit for generating clock signal and decoding data signal for use in contactless integrated circuit card
US6908037B2 (en) * 2002-09-26 2005-06-21 Samsung Electronics, Co., Ltd. Circuit for generating clock signal and decoding data signal for use in contactless integrated circuit card
US6962293B2 (en) * 2002-09-26 2005-11-08 Samsung Electronics Co., Ltd. Circuit for generating clock signal and decoding data signal for use in contactless integrated circuit card
WO2004049242A2 (en) 2002-11-26 2004-06-10 Digimarc Id Systems Systems and methods for managing and detecting fraud in image databases used with identification documents
US10894550B2 (en) * 2017-05-05 2021-01-19 Bnsf Railway Company Railroad virtual track block system
US7712673B2 (en) 2002-12-18 2010-05-11 L-L Secure Credentialing, Inc. Identification document with three dimensional image of bearer
ATE491190T1 (de) 2003-04-16 2010-12-15 L 1 Secure Credentialing Inc Dreidimensionale datenspeicherung
US7744002B2 (en) * 2004-03-11 2010-06-29 L-1 Secure Credentialing, Inc. Tamper evident adhesive and identification document including same

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Also Published As

Publication number Publication date
DE3783040T2 (de) 1993-04-15
DK173429B1 (da) 2000-10-16
DK374088D0 (da) 1988-07-05
AU8107287A (en) 1988-06-01
WO1988003687A1 (en) 1988-05-19
US5293399A (en) 1994-03-08
DE3783040D1 (de) 1993-01-21
IT8622243A0 (it) 1986-11-05
EP0316368B1 (en) 1992-12-09
ATE83328T1 (de) 1992-12-15
EP0316368A1 (en) 1989-05-24
DK374088A (da) 1988-07-05

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19951031