Ingvar Karlsson, Senior Specialist Signal Integrity for Ericsson AB. Ingvar joined Ericsson group 1990 and has more than 20 years’ experience in signal integrity, power integrity and EMI/EMC. He is currently involved in predevelopment activities targeting 25 GBit/s, and higher, in serial channels. He also develops tools, for Ericson internal use, for supporting analyze of measured and simulated data.