Magnetic device having shaped ferromagnetic film

Details Magnetic device having shaped ferromagnetic film Magnetic device having shaped ferromagnetic film

2005-08-23

2005-08-23

Evans, Jefferson (Department: 2652)

Dynamic magnetic information storage or retrieval

Head

Magnetoresistive reproducing head

C360S324200, C360S314000

Reexamination Certificate

active

06934130

ABSTRACT:
A unit element of a magnetic device or a ferroelectric device and magnetic particles of a magnetic recording medium are provided. The outline of the unit element and the magnetic particles is arranged so as to have a portion topologically identical to one of a letter-C shape and a letter-S shape that correspond to the magnetization or polarization distribution immediately before the rotation of magnetization or polarization.

REFERENCES:
patent: 5654854 (1997-08-01), Mallary
patent: 5703738 (1997-12-01), Kim et al.
patent: 6075360 (2000-06-01), Mouchot et al.
patent: 6256863 (2001-07-01), Saito et al.

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