User interface system including redundantly encoded image

Details for Australian Patent Application No. 2004226964 (hide)

Owner Silverbrook Research Pty. Ltd.

Inventors Walmsley, Simon Robert; Lapstun, Paul; Silverbrook, Kia

Agent Silverbrook Research Pty. Ltd.

Pub. Number AU-A-2004226964

Parent 2001295293

Filing date 4 November 2004

Wipo publication date 25 November 2004

Acceptance publication date 30 March 2006

International Classifications

G06K 007/12 Methods or arrangements for sensing record carriers - using a selected wavelength, e.g. to sense red marks and ignore blue marks

G06K 019/06 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

G06K 007/10 Methods or arrangements for sensing record carriers - by electromagnetic radiation, e.g. optical sensing

Event Publications

25 November 2004 Application Open to Public Inspection

  Published as AU-A-2004226964

25 November 2004 Complete Application Filed

30 March 2006 Application Accepted

  Published as AU-A-2004226964

27 July 2006 Standard Patent Sealed

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