6,299,213 Bl * 10/2001 Souparis 283/81
6,360,001 Bl* 3/2002 Bergeretal 382/101
2002/0181010 Al 12/2002 Pineau
2003/0093343 Al * 5/2003 Huttenlocher et al 705/35
2005/0062769 Al 3/2005 Silverbrook et al.
2005/0145700 Al 7/2005 Silverbrook et al.
2005/0200637 Al 9/2005 Silverbrook et al.
A method of associating an object with a sticker placed on a surface is disclosed. The sticker has coded data encoding a sticker identity. The sticker also has a region which exposes a position on the surface. The surface has coded data encoding surface identity and locations on the surface. The method starts by receiving indicating data from a sensing device which sensed the sticker and surface coded data respectively. The indicating data is indicative of the sticker identity, the surface identity and the position on the surface exposed by the sticker. The object is also identified, and the object is associated with the sticker identity, the surface identity, and the position on the surface exposed by the sticker.
8 Claims, 69 Drawing Sheets