AU7502396A - Enhanced detection of multiple data transmissions - Google Patents

Enhanced detection of multiple data transmissions

Info

Publication number
AU7502396A
AU7502396A AU75023/96A AU7502396A AU7502396A AU 7502396 A AU7502396 A AU 7502396A AU 75023/96 A AU75023/96 A AU 75023/96A AU 7502396 A AU7502396 A AU 7502396A AU 7502396 A AU7502396 A AU 7502396A
Authority
AU
Australia
Prior art keywords
multiple data
data transmissions
enhanced detection
enhanced
detection
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
AU75023/96A
Inventor
Jacob Pieter Laurens Cloete
Hendrik Lodewyk Van Eeden
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.)
BTG International Ltd
Original Assignee
British Technology Group 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 British Technology Group Ltd filed Critical British Technology Group Ltd
Publication of AU7502396A publication Critical patent/AU7502396A/en
Abandoned 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
    • G06K7/10—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.
    • G06K7/10029—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 time domain, e.g. using binary tree search or RFID responses allocated to a random time slot
    • G06K7/10059—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 time domain, e.g. using binary tree search or RFID responses allocated to a random time slot transponder driven
    • 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
    • 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
AU75023/96A 1995-11-09 1996-11-08 Enhanced detection of multiple data transmissions Abandoned AU7502396A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ZA95/9519 1995-11-09
ZA959519 1995-11-09
PCT/GB1996/002742 WO1997017667A1 (en) 1995-11-09 1996-11-08 Enhanced detection of multiple data transmissions

Publications (1)

Publication Number Publication Date
AU7502396A true AU7502396A (en) 1997-05-29

Family

ID=25585411

Family Applications (1)

Application Number Title Priority Date Filing Date
AU75023/96A Abandoned AU7502396A (en) 1995-11-09 1996-11-08 Enhanced detection of multiple data transmissions

Country Status (11)

Country Link
EP (1) EP0859989A1 (en)
JP (1) JP2000500932A (en)
KR (1) KR19990067371A (en)
CN (1) CN1201540A (en)
AR (1) AR002220A1 (en)
AU (1) AU7502396A (en)
BR (1) BR9611705A (en)
CA (1) CA2235585A1 (en)
MX (1) MX9803671A (en)
TW (1) TW383527B (en)
WO (1) WO1997017667A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2333623B (en) * 1998-01-24 2000-04-26 Plessey Telecomm Transaction system
GB2335573B (en) 1998-03-18 2000-03-15 Univ Singapore An RF transponder identification system and protocol
GB2344257A (en) 1998-11-26 2000-05-31 Innovision Research And Techno Data communication apparatus and board game
JP3001570B1 (en) 1999-02-22 2000-01-24 埼玉日本電気株式会社 Adaptive antenna directivity control method and system
WO2000072461A1 (en) 1999-05-21 2000-11-30 Koerner Ralph J Identification system for monitoring the presence/absence of members of a defined set
AU2001264504A1 (en) * 2000-06-12 2001-12-24 Telefonaktiebolaget Lm Ericsson (Publ) Random identity management in scatternets
KR100486754B1 (en) * 2000-08-31 2005-05-03 매그나칩 반도체 유한회사 Radio Frequency Identification Tag System for preventing collision and collision preventing method thereof
FR2833724A1 (en) * 2001-12-13 2003-06-20 Canal Plus Technologies DIGITAL ELECTRONIC COMPONENT PROTECTED AGAINST ELECTRICAL AND / OR ELECTROMAGNETIC ANALYZES, ESPECIALLY IN THE FIELD OF CHIP CARDS
GB0213724D0 (en) * 2002-06-14 2002-07-24 Turner Christopher G G Electronic identification system
WO2006079972A1 (en) * 2005-01-31 2006-08-03 Nxp B.V. Improved communication between a communication station and data carriers
KR100749818B1 (en) * 2005-09-23 2007-08-17 한국전자통신연구원 Apparatus and Method for Reading Multi Tag in RFID System
US20070126556A1 (en) * 2005-12-07 2007-06-07 Kovio, Inc. Printed radio frequency identification (RFID) tag using tags-talk-first (TTF) protocol
EP1956513B1 (en) 2007-02-07 2010-06-02 Albis Technologies AG Transmission protocol opening a dynamic window for receiving data
CN101604021B (en) * 2009-07-09 2012-05-09 复旦大学 Location method and device of wireless radio frequency identification system
KR20120011602A (en) * 2010-07-29 2012-02-08 삼성테크윈 주식회사 Communication control method of RFID reader

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4471345A (en) * 1982-03-05 1984-09-11 Sensormatic Electronics Corporation Randomized tag to portal communication system
FR2667715A1 (en) * 1990-10-09 1992-04-10 Gemplus Card Int METHOD AND DEVICE FOR INCREASING THE PROTECTION OF A MEMORY CARD.
US5530702A (en) * 1994-05-31 1996-06-25 Ludwig Kipp System for storage and communication of information

Also Published As

Publication number Publication date
CA2235585A1 (en) 1997-05-15
KR19990067371A (en) 1999-08-16
WO1997017667A1 (en) 1997-05-15
BR9611705A (en) 1999-02-23
MX9803671A (en) 1998-09-30
JP2000500932A (en) 2000-01-25
AR002220A1 (en) 1998-03-11
CN1201540A (en) 1998-12-09
EP0859989A1 (en) 1998-08-26
TW383527B (en) 2000-03-01

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Legal Events

Date Code Title Description
MK5 Application lapsed section 142(2)(e) - patent request and compl. specification not accepted