Method and device for raising protection stability of multi-section when clock plate switchover

This invention discloses a method and a device for increasing the protection stability of a multiplex section when switching clock boards suitable for synchronous digital communication devices including an optical board, primary and standby clock boards and a cross board with an automatic protection...

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Bibliographic Details
Main Author ZHENGHUA YU
Format Patent
LanguageEnglish
Published 29.11.2006
Subjects
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Summary:This invention discloses a method and a device for increasing the protection stability of a multiplex section when switching clock boards suitable for synchronous digital communication devices including an optical board, primary and standby clock boards and a cross board with an automatic protection switch protocol module of a multiplex section, in which, the method includes: in the protection of the multiplex section, the optical board picks up the spending bytes relating to the protection of the section on the optical path, the cross board carries out multi-frame check to the received spending bytes and the section alarm and filters the error codes of the bytes and the alarm based on the operating state of the clock board.
Bibliography:Application Number: CN2005140322