Patent ID: 8616455
Filing Date: 2013-12-31
Classification: G06K,H01L,H01Q,Y10T

Abstract:
1. A method for manufacturing a radio frequency identification device (RFID) comprising a flat substrate equipped with an antenna ( 14 ) and a chip ( 25 ) connected to the antenna, said antenna formed by the winding of several turns ( 11 ) comprises a zone where the turns overlap, an insulating strip ( 16 ) of dielectric material separating the overlaid antenna turns where they overlap, the method including the following steps: a) producing the antenna consisting in printing turns, two contacts ( b) connecting said chip ( c) overlaying a second layer ( d) overlaying a third layer ( e) laminating the three layers together (10, 20, 30), wherein said second perforation ( wherein step a) includes the following steps: a1) printing an undercoat ( a2) printing the antenna on said undercoat (