Patent Number: 8,067,104

Title: Manufacturing method of magnetic recording medium, the magnetic recording medium, and magnetic recording and reproducing apparatus

Abstract: A magnetic recording medium includes a substrate; and a recording film formed on the substrate and including a main magnetic film, the main magnetic film where a recording area and a guard area are formed by local ion doping, the guard area having saturation magnetization smaller than saturation magnetization of the recording area. A primary layer is provided at a substrate side of the main magnetic film. A main ingredient of the primary layer is at least one kind of atom selected from a group consisting of Cr, B, Mo, Al, Si, and C.

Inventors: Tanaka; Tsutomu (Kawasaki, JP), Sato; Kenji (Kawasaki, JP)

Assignee: Fujitsu Limited

International Classification: G11B 5/66 (20060101)

Expiration Date: 2020-11-29 0:00:00