Collision detection and avoidance scheme for contactless card payment systems

Details for Australian Patent Application No. 2005274851 (hide)

Owner MasterCard International Incorporated

Inventors Smets, Patrik; Garrett, Duncan; Van De Velde, Eddy Lodewijk Hortensia

Agent Freehills

Pub. Number AU-A-2005274851

PCT Pub. Number WO2006/020144

Priority 60/588,270 15.07.04 US

Filing date 15 July 2005

Wipo publication date 23 February 2006

International Classifications

G06K 7/08 (2006.01) Methods or arrangements for sensing record carriers - by means detecting the change of an electrostatic or magnetic field, e.g. by detecting change of capacitance between electrodes

G06K 5/00 (2006.01) Methods or arrangements for verifying the correctness of markings on a record carrier

G06K 19/06 (2006.01) Record carriers for use with machines and with at least a part designed to carry digital markings - characterised by the kind of the digital marking, e.g. shape, nature, code

Event Publications

1 February 2007 PCT application entered the National Phase

  PCT publication WO2006/020144 Priority application(s): WO2006/020144

2 February 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(e). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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