Title:
TIME STAMP PROCESSING METHOD AND APPARATUS FOR TIME MESSAGE IN OPTICAL TRANSPORT NETWORK
Document Type and Number:
WIPO Patent Application WO/2017/097034
Kind Code:
A1
Abstract:
Disclosed is a time stamp processing method for a time message in an optical transport network, comprising: determining time of a message header of a time message and a corresponding first multi-frame number according to a frame header and a multi-frame number of an optical transport network (OTN) frame; acquiring a second multi-frame number corresponding to a message header of a time message, subjected to forward error correction (FEC) decoding or coding, of the OTN frame; obtaining a difference between the first multi-frame number and the second multi-frame number according to a difference calculation rule; and obtaining a final time stamp of the time message according to the time of the message header of the time message and the difference, obtained according to the difference calculation rule, between the first multi-frame number and the second multi-frame number. Also disclosed is a time stamp processing apparatus for a time message in an optical transport network.
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Inventors:
CHEN ZONGZHENG (CN)
Application Number:
PCT/CN2016/102279
Publication Date:
June 15, 2017
Filing Date:
October 17, 2016
Export Citation:
Assignee:
SANECHIPS TECH CO LTD (CN)
International Classes:
H04L1/00; H04Q11/00
Foreign References:
| CN104052588A | 2014-09-17 | |||
| CN102843293A | 2012-12-26 | |||
| CN102130735A | 2011-07-20 | |||
| CN104602141A | 2015-05-06 | |||
| CN102843620A | 2012-12-26 | |||
| US20130121347A1 | 2013-05-16 | |||
| US20110129218A1 | 2011-06-02 |
Attorney, Agent or Firm:
CHINA PAT INTELLECTUAL PROPERTY OFFICE (CN)
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