Ranging method and apparatus in passive optical network | Patent Publication Number 20120121253

US 20120121253 A1
Patent NumberUS 08712242 B2
Application Number13384746
Filled DateNov 19, 2010
Priority DateNov 19, 2010
Publication DateMay 17, 2012
Original AssigneeZte Usa
Current AssigneeZte Usa
Inventor/ApplicantsWeiliang Zhang
Dan Geng
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