Magnetic bubble device

Details Magnetic bubble device Magnetic bubble device

1983-10-21

1985-10-08

Moffitt, James W.

Static information storage and retrieval

Magnetic bubbles

Guide structure

365 16, G11C 1908

Patent

active

045464529

ABSTRACT:
A magnetic bubble device in which a first propagation path having a cyclic shape formed by selectively implanting ions into a magnetic film capable of holding magnetic bubbles and a second propagation path including soft magnetic material elements are arranged on the same chip. A soft magnetic material element having a length in the direction perpendicular to the direction of bubble propagation in the first propagation path which is not less than 2.5 times the period of the first propagation path is included in the junction between the first and second propagation paths.

REFERENCES:
patent: 4086572 (1978-04-01), Bullock
patent: 4360904 (1982-11-01), Gergis

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