• Print

CSTDMA is defined for Class B AIS stations and permits development of a low cost transceiver that is fully interoperable with SOTDMA transmissions whilst ensuring priority is always given to SOTDMA transmissions.

CSTDMA is defined in ITU-R M.1371-4 Annex 7.

The key elements of CSTDMA operation are as follows:

The essential hardware requirements to support CSTDMA are:

CSTDMA is used by Class B transceivers to transmit data. It transmits data as follows: