The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 05, 2018
Filed:
Aug. 03, 2015
Alcatel Lucent, Boulogne-Billancourt, FR;
Xiao Chen, Shanghai, CN;
Simiao Xiao, Shanghai, CN;
Qingjiang Chang, Shanghai, CN;
Kaibin Zhang, Shanghai, CN;
Alcatel Lucent, Boulogne-Billancourt, FR;
Abstract
The present invention provides a method and apparatus for determining a rogue ONU in an OLT of a PON. The method comprises determining an original infected zone based on a first time slot allocation in which each time slot corresponds to one uplink signal of an ONU; determining a new infected zone based on a second time slot allocation in which each time slot corresponds to an uplink signal of an ONU; determining if there is a same ONU in the original infected zone and in the new infected zone to determine rogue ONU candidate, and determining a rogue ONU based on the rogue ONU candidate. The solution disclosed in the present application has the advantages of quick determination of the rogue ONU, no interruption of the normal service and system compatibility etc.