Inventor
TIAN FRANK
US3 patents
Patents
3 patentsUS6603770B2Aug 5, 2003
Apparatus and method for accessing a network
PHYSICAL OPTICS CORP14 citations79
US6931023B2Aug 16, 2005
Access device and method thereof for accessing a network
PHYSICAL OPTICS CORP8 citations68
US7712122B2May 4, 2010
Uncompressed IP multimedia data transmission and switching
PHYSICAL OPTICS CORP5 citations57