Patent ID: 8168312

Claim:
A method of manufacturing a magnetic recording medium having a concavo-convex pattern with a convex portion for recording information and a concave portion without a recording function, the method comprising: forming an ALD protective layer on the magnetic recording medium using an ALD (atomic layer deposition) method, wherein the ALD protective layer is formed on side walls of the convex portions of the magnetic recording layer and on bottoms of the concave portions of the concavo-convex pattern and is lacking on the tops of the convex portions, wherein the ALD protective layer comprises a material selected from a group consisting of oxides, nitrides and a metal film, and forming a carbon protective layer composed of a DLC film at least on tops of the convex portions of the magnetic recording layer, wherein the carbon protective layer composed of a DLC film is formed on the ALD protective layer on the side wall of the convex portions of the magnetic recording layer.