Owner Silverbrook Research Pty. Ltd.

Inventors Silverbrook, Kia; Lapstun, Paul

Agent Silverbrook Research Pty. Ltd.

Pub. Number AU-B-2003254736

Parent 765063

Filing date 15 October 2003

Wipo publication date 13 November 2003

Acceptance publication date 29 September 2005

G06F 003/03 Input arrangements for transferring data to be processed into a form capable of being handled by the computer - Arrangements for converting the position or the displacement of a member into a coded form

G06K 011/18 Methods or arrangements for graph-reading or for converting the pattern of mechanical parameters, e.g. force or presence, into electrical signals

G06F 003/033 Input arrangements for transferring data to be processed into a form capable of being handled by the computer - Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks

G06F 003/06 Input arrangements for transferring data to be processed into a form capable of being handled by the computer - Digital input from, or digital output to, record carriers

G08C 021/00 Systems for transmitting the position of an object with respect to a predetermined reference system, e.g. tele-autographic system