Optical transmission apparatus

Optical transmission apparatus

  • CN 101,267,274 A
  • Filed: 03/12/2008
  • Published: 09/17/2008
  • Est. Priority Date: 03/16/2007
  • Status: Active Grant
First Claim
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1. , a kind of optical transmission device that is used at loop network transmission SDH/SONET light signal, this optical transmission device comprises:

  • First Line cards and second Line cards, this first Line cards and this second Line cards include communication unit between hardware cell, CPU and hardware, whereinDescribed hardware cell obtains the fault message relevant with redundant circuit,The fault message that described CPU obtains based on described hardware cell is determined the switching controls of described redundant circuit, and described thus hardware cell switches described redundant circuit based on the switching controls that described CPU determines, andCommunication unit is sent to another described hardware cell in first Line cards and second Line cards with described one the described hardware cell of one the fault message that hardware obtained from first Line cards and second Line cards in first Line cards and second Line cards between described hardware.

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