Patent ID: 8774640
Filing Date: 2014-07-08
Classification: H04J,H04Q

Abstract:
1. A method for transmitting an Optical Channel Transport Unit signal, the method comprising: receiving an Optical Channel Transport Unit OTUk signal after optical to electrical conversion; mapping the OTUk signal to an Optical Channel Payload Unit OPUflex payload part of an Optical Channel Data Unit ODUflex signal; inserting an OPUflex overhead and an ODUflex overhead into the ODUflex signal to obtain the ODUflex signal; multiplexing and mapping multiple ODUflex signals to an OPUj signal, wherein j>k; and wrapping the OPUj signal into an ODUj signal and wrapping the ODUj signal into an OTUj signal, and sending the OTUj signal.