Patent ID: 7456826
Filing Date: 2008-11-25
Classification: G06F,G06K

Abstract:
1. A touchscreen-sensitive and transponder reading stylus for scanning screens, comprising: a handpiece including write/read electronics and RF-ID electronics; a tapered scanning tip zone extending from a bottom portion of said handpiece, the taper defining a bottommost tip end portion of said tip zone that is axially aligned with an outer radial surface of said stylus; an antenna disposed within said tip and disposed proximate to said end portion of said tip, said tip adapted for emitting an electromagnetic field generated from said antenna, and said antenna being in electronic communication with said write/read electronics in said handpiece, wherein the antenna comprises an electric coil; and a hardened sealing compound which causes no more than low electromagnetic attenuation, the hardened sealing compound fixing the antenna in the tip zone.