World Electronic Navigational Chart Database, a model for a distribution network for ENC services to ECDIS compliant shipping, developed by the IHO. A common, worldwide network of ENC datasets, based on IHO standards, designed specifically to meet the needs of international maritime traffic using ECDIS which conform to the IMO Performance Standards.
orld lectronic avigation atabase The model for a distribution network for electronic navigation chart services to ECDIS compliant shipping, developed by the International Hydrographic Organization. Updates to charts will be kept current, and vessels will be able to download and install them at their convenience.