Method of fabricating a bi-level magnetic bubble propagation cir

Details Method of fabricating a bi-level magnetic bubble propagation cir Method of fabricating a bi-level magnetic bubble propagation cir

1981-03-09

1983-03-08

Pianalto, Bernard D.

Coating processes

Magnetic base or coating

Magnetic coating

427132, 427259, 427265, B05D 512

Patent

active

043761372

ABSTRACT:
A bi-level magnetic bubble domain propagation structure in which the domain guide structure is formed by a spatially periodic pattern of permalloy implemented on two discrete levels separated by a substantially vertical gap. The structure forms a complementary pattern of contiguous disks, and the complementary image of such disks.

REFERENCES:
patent: 3988722 (1976-10-01), Keefe et al.
IBM Technical Disclosure Bulletin, vol. 18, No. 9, Feb. 1976, "Contiguous Bubble Domain Propagation Structures", M. S. Cohen, pp. 3082-3084.

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