Inventor
FUNDERBURK TIM
3 patents
Patents
3 patentsUS4274155AJun 16, 1981
Multiport conference circuit with multi-frame summing and voice level coding
GTE AUTOMATIC ELECTRIC LAB INC20 citations70
US4257120AMar 17, 1981
Multiport conference circuit with multi-frame summing
GTE AUTOMATIC ELECTRIC LAB INC10 citations70
US4254497AMar 3, 1981
Multiport conference circuit with voice level coding
GTE AUTOMATIC ELECTRIC LAB INC6 citations59