CPC Subgroup Additional Only
H04B 2210/07 Monitoring an optical transmission system using a supervisory signal
Full Title
Indexing scheme relating to optical transmission systems > Monitoring an optical transmission system using a supervisory signal
6 direct subcodes
Child Classifications
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- H04B 2210/071 using alarms
- H04B 2210/072 using an overhead signal
- H04B 2210/074 using a superposed, over-modulated signal
- H04B 2210/075 using a pilot tone
- H04B 2210/077 using a separate fibre
- H04B 2210/078 using a separate wavelength