Owner Silverbrook Research Pty. Ltd.

Inventors Lapstun, Paul; Silverbrook, Kia

Agent Silverbrook Research Pty. Ltd.

Pub. Number AU-B-2003262327

Parent 764450

Filing date 18 November 2003

Wipo publication date 11 December 2003

Acceptance publication date 1 June 2006

G06F 3/03 (2006.01) 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

G06F 3/033 (2006.01) 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 3/06 (2006.01) 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 21/00 (2006.01) Systems for transmitting the position of an object with respect to a predetermined reference system, e.g. tele-autographic system