G06F3/00
Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
G06F3/00
Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
G06F3/01
Input arrangements or combined input and output arrangements for interaction between user and computer
G06F3/01
Input arrangements or combined input and output arrangements for interaction between user and computer
G06F3/03
Arrangements for converting the position or the displacement of a member into a coded form
G06F3/03
Arrangements for converting the position or the displacement of a member into a coded form
G06F3/0304
Detection arrangements using opto-electronic means
G06F3/0304
Detection arrangements using opto-electronic means
G06F3/0325
using a plurality of light emitters or reflectors or a plurality of detectors forming a reference frame from which to derive the orientation of the object, e.g. by triangulation or on the basis of reference deformation in the picked up image
G06F3/0325
using a plurality of light emitters or reflectors or a plurality of detectors forming a reference frame from which to derive the orientation of the object, e.g. by triangulation or on the basis of reference deformation in the picked up image