Inventor
ABIRU SETSUO
JP7 patents
Patents
7 patentsUS6647210B1Nov 11, 2003
Delay adjustment unit and method, optical network unit, and communication system
FUJITSU LTD65 citations94
US6848053B1Jan 25, 2005
Optical network unit and optical line terminal
FUJITSU LTD17 citations90
US6728248B1Apr 27, 2004
Optical line terminal
FUJITSU LTD29 citations90
US6611928B1Aug 26, 2003
Homo-code continuity proof testing device
FUJITSU LTD24 citations90
US6650841B1Nov 18, 2003
Optical subscriber line terminal unit and a state transition control method
FUJITSU LTD2 citations61
US7415111B2Aug 19, 2008
Optical network unit and optical line terminal
FUJITSU LTD2 citations60
US7177326B2Feb 13, 2007
Communication system
FUJITSU LTD0 citations50