TRANSMITTER APPARATUS, RECEIVER APPARATUS, TRANSMISSION METHOD AND RECEPTION METHOD

摘要

A transmitter apparatus (110) comprises: a generating means (112) for generating a first data unit (ODUn) including a second data unit (ODUk); and an adding means (115) for adding trouble data (138), which indicates a trouble state of the second data unit, to a data part (137) that is different from a data part (133) in which the second data unit included in the first data unit is located. A receiver apparatus (120) comprises: an acquiring means (121) for acquiring the first data unit; and an extracting means (123, 124) for extracting the trouble data from the first data unit.