G06V30/00
Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
G06V30/00
Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
G06V30/142
using hand-held instruments; Constructional details of the instruments
G06V30/142
using hand-held instruments; Constructional details of the instruments
G06V30/1423
the instrument generating sequences of position coordinates corresponding to handwriting
G06V30/1423
the instrument generating sequences of position coordinates corresponding to handwriting