Patent · US Active

Tracking objects on a touch surface

US9317168B2 · kind B2 · utility

41Cited by

1References

18Claims

0Family size

Assignee

FlatFrog Laboratories AB · SE

Inventors

Tomas Christiansson · Staffanstorp, SE
Nicklas Ohlsson · Bunkeflostrand, SE
Andreas Björklund · Lund, SE

Key dates

Filing date	Dec 10, 2012
Grant date	Apr 19, 2016
Priority date	—
Expiry date	Apr 3, 2033

Classification

Technology area (CPC G)Physics
CPC primaryG06F2203/04111
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A device implements a method of tracking objects on a touch surface of an FTIR based touch-sensitive apparatus.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.