Inventor
PARIANI ANGELO
IT3 patents
Patents
3 patentsUS4907221AMar 6, 1990
Apparatus for attenuating the echo signal in telephone fork circuits for telephone conference calls
SGS THOMSON MICROELECTRONICS60 citations89
USRE35582EAug 12, 1997
Subscriber line interface circuit with power-down mode
SGS THOMSON MICROELECTRONICS5 citations58
US5046089ASep 3, 1991
Subscriber line interface circuit with power-down mode
SGS THOMSON MICROELECTRONICS5 citations58