In 1977,Michel Ugon from Honeywell Bull invented the first microprocessor smart card with two chips: one microprocessor and one memory, and in 1978, he has patented the self-programmable one-chip microcomputer (SPOM) that defines the necessary architecture to program the chip.
In 1977,Michel Ugon from Honeywell Bull invented the first microprocessor smart card. In 1978, Bull patented the self-programmable one-chip microcomputer (SPOM) that defines the necessary architecture to program the chip.