Inventor
SHERWIN CHRISTOPHER MICHAEL
US2 patents
Patents
2 patentsUS8031708B2Oct 4, 2011
Methods and apparatus for dual-tone multi-frequency signal analysis within a media over internet protocol network
GENBAND US LLC2 citations52
US8018918B2Sep 13, 2011
Methods and apparatus for dual-tone multi-frequency signal conversion within a media over internet protocol network
GENBAND US LLC0 citations44