GB2333665B - Transaction system - Google Patents

Transaction system

Info

Publication number
GB2333665B
GB2333665B GB9801439A GB9801439A GB2333665B GB 2333665 B GB2333665 B GB 2333665B GB 9801439 A GB9801439 A GB 9801439A GB 9801439 A GB9801439 A GB 9801439A GB 2333665 B GB2333665 B GB 2333665B
Authority
GB
United Kingdom
Prior art keywords
transaction system
transaction
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 - Fee Related
Application number
GB9801439A
Other versions
GB2333665A (en
GB9801439D0 (en
Inventor
Neil Andrew Mcdonald
Melvin Paul Clarkson
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.)
GPT Ltd
Original Assignee
GPT 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 GPT Ltd filed Critical GPT Ltd
Priority to GB9801439A priority Critical patent/GB2333665B/en
Publication of GB9801439D0 publication Critical patent/GB9801439D0/en
Priority to AU21791/99A priority patent/AU2179199A/en
Priority to PCT/GB1999/000239 priority patent/WO1999038106A1/en
Priority to EP99901794A priority patent/EP0972265A1/en
Publication of GB2333665A publication Critical patent/GB2333665A/en
Application granted granted Critical
Publication of GB2333665B publication Critical patent/GB2333665B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Near-Field Transmission Systems (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
GB9801439A 1998-01-24 1998-01-24 Transaction system Expired - Fee Related GB2333665B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB9801439A GB2333665B (en) 1998-01-24 1998-01-24 Transaction system
AU21791/99A AU2179199A (en) 1998-01-24 1999-01-22 Transaction system
PCT/GB1999/000239 WO1999038106A1 (en) 1998-01-24 1999-01-22 Transaction system
EP99901794A EP0972265A1 (en) 1998-01-24 1999-01-22 Transaction system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9801439A GB2333665B (en) 1998-01-24 1998-01-24 Transaction system

Publications (3)

Publication Number Publication Date
GB9801439D0 GB9801439D0 (en) 1998-03-18
GB2333665A GB2333665A (en) 1999-07-28
GB2333665B true GB2333665B (en) 2000-11-29

Family

ID=10825757

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9801439A Expired - Fee Related GB2333665B (en) 1998-01-24 1998-01-24 Transaction system

Country Status (4)

Country Link
EP (1) EP0972265A1 (en)
AU (1) AU2179199A (en)
GB (1) GB2333665B (en)
WO (1) WO1999038106A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2802738A1 (en) * 1999-12-15 2001-06-22 Circe TRANSPONDER READING DEVICE
GB2395627B (en) 2002-11-21 2006-05-10 Hewlett Packard Co Detector

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1500289A (en) * 1974-06-03 1978-02-08 Rca Corp Homodyne communication system
EP0651539A1 (en) * 1993-10-01 1995-05-03 N.V. Nederlandsche Apparatenfabriek NEDAP System for contactless information transfer with phase modulation
EP0677815A2 (en) * 1994-03-18 1995-10-18 Kabushiki Kaisha Toshiba Radio-card communications system
GB2291725A (en) * 1991-07-17 1996-01-31 John Wolfgang Halpern Electronic travel pass

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8602913D0 (en) * 1986-02-06 1986-03-12 Cotag International Ltd Aerial systems
US4888474A (en) * 1988-06-08 1989-12-19 Walton Charles A Proximity identification system with lateral flux magnetic rod coupling
US4963773A (en) * 1988-07-18 1990-10-16 Hittite Microwave Corporation Low pass/high pass filter phase shifter

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1500289A (en) * 1974-06-03 1978-02-08 Rca Corp Homodyne communication system
GB2291725A (en) * 1991-07-17 1996-01-31 John Wolfgang Halpern Electronic travel pass
EP0651539A1 (en) * 1993-10-01 1995-05-03 N.V. Nederlandsche Apparatenfabriek NEDAP System for contactless information transfer with phase modulation
EP0677815A2 (en) * 1994-03-18 1995-10-18 Kabushiki Kaisha Toshiba Radio-card communications system

Also Published As

Publication number Publication date
EP0972265A1 (en) 2000-01-19
GB2333665A (en) 1999-07-28
WO1999038106A1 (en) 1999-07-29
AU2179199A (en) 1999-08-09
GB9801439D0 (en) 1998-03-18

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20070124