CA2644537A1 - Signalisation dans un appareil d'identification electromagnetique - Google Patents

Signalisation dans un appareil d'identification electromagnetique Download PDF

Info

Publication number
CA2644537A1
CA2644537A1 CA002644537A CA2644537A CA2644537A1 CA 2644537 A1 CA2644537 A1 CA 2644537A1 CA 002644537 A CA002644537 A CA 002644537A CA 2644537 A CA2644537 A CA 2644537A CA 2644537 A1 CA2644537 A1 CA 2644537A1
Authority
CA
Canada
Prior art keywords
tag
signalling
reader
data
predetermined
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
CA002644537A
Other languages
English (en)
Inventor
Chicot Van Niekerk
Stefan Eben Goosen
Des Reddy
Charl Neuhoff
Andrew Evangelidis
Erich Schoeman
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.)
WAVETREND TECHNOLOGIES Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2644537A1 publication Critical patent/CA2644537A1/fr
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
    • G06K7/10297—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 arrangements for handling protocols designed for non-contact record carriers such as RFIDs NFCs, e.g. ISO/IEC 14443 and 18092
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/493—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems by transition coding, i.e. the time-position or direction of a transition being encoded before transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Artificial Intelligence (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Near-Field Transmission Systems (AREA)
CA002644537A 2006-03-03 2007-03-02 Signalisation dans un appareil d'identification electromagnetique Abandoned CA2644537A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0604342.6 2006-03-03
GB0604342A GB0604342D0 (en) 2006-03-03 2006-03-03 Signalling in electromagnetic identification apparatus
PCT/GB2007/000735 WO2007099340A1 (fr) 2006-03-03 2007-03-02 signalisation dans un appareil d'identification électromagnétique

Publications (1)

Publication Number Publication Date
CA2644537A1 true CA2644537A1 (fr) 2007-09-07

Family

ID=36219109

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002644537A Abandoned CA2644537A1 (fr) 2006-03-03 2007-03-02 Signalisation dans un appareil d'identification electromagnetique

Country Status (6)

Country Link
EP (1) EP1991943A1 (fr)
AU (1) AU2007220299A1 (fr)
BR (1) BRPI0708553A2 (fr)
CA (1) CA2644537A1 (fr)
GB (1) GB0604342D0 (fr)
WO (1) WO2007099340A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101388063B (zh) * 2007-09-12 2011-04-20 华为技术有限公司 一种读取电子标签的方法、系统、设备和电子标签
FI126720B (fi) * 2007-12-04 2017-04-28 Sensire Oy Menetelmä, järjestelmä ja laitteet datan keräämiseksi
FI125236B (fi) * 2008-02-28 2015-07-31 Maricare Oy Menetelmä ja järjestelmä informaation siirtoon

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5929779A (en) * 1996-05-31 1999-07-27 Lucent Technologies Inc. Read/write protocol for radio frequency identification tags
DE10138217A1 (de) 2001-08-03 2003-03-20 Atmel Germany Gmbh Verfahren zur Übertragung von Daten
FR2853479A1 (fr) * 2003-04-07 2004-10-08 Commissariat Energie Atomique Dispositif de teletransmission par couplage inductif a modulation multiniveaux
US7103110B2 (en) * 2003-10-10 2006-09-05 Atmel Corporation Dual phase pulse modulation encoder circuit
DE102004014562A1 (de) 2004-03-25 2005-10-20 Atmel Germany Gmbh Datenübertragungsverfahren in RFID- und Remote-Sensor-Systemen
DE102004018539A1 (de) * 2004-04-14 2005-11-03 Atmel Germany Gmbh Verfahren zur Datenkommunikation zwischen einer Basisstation und einem Transponder

Also Published As

Publication number Publication date
GB0604342D0 (en) 2006-04-12
EP1991943A1 (fr) 2008-11-19
WO2007099340A1 (fr) 2007-09-07
BRPI0708553A2 (pt) 2011-05-31
AU2007220299A1 (en) 2007-09-07

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Legal Events

Date Code Title Description
FZDE Discontinued