The U.S. Navy has certified three vessels to navigate without paper charts using Electronic Chart Display and Information Systems-Navy (ECDIS-N) supplied by Northrop Grumman Corporation (NOC)
. The three vessels â€“ USS Antietam (CG 54), USS Stethem (DDG 63) and USS Oklahoma City (SSN 723) â€“ join USS Cape St. George (CG 71), which was the first U.S. Navy ship to be approved for paperless navigation.
The ECDIS-N systems were supplied by Northrop Grumman (NOC)
â€™s Sperry Marine business unit under a fleet-wide program to upgrade the Navyâ€™s surface ships and submarines with ECDIS-N in support of a Chief of Naval Operations (CNO) directive to institute paperless navigation across the entire fleet.