Browse Prior Art Database

Passive S=O Bubble Coder

IP.com Disclosure Number: IPCOM000067567D
Original Publication Date: 1979-Aug-01
Included in the Prior Art Database: 2005-Feb-20

Publishing Venue

IBM

Related People

Authors:
Hannon, DM Hsu, T [+details]

Abstract

A passive device for coding bubbles to have an S=O wall state, i.e., one pair of Bloch lines, is shown in the drawing. The device 10 contains two permalloy bars 12 and 14 that are separated by a gap 16. A track of chevron-shaped magnetic elements 18A-E pass through the gap 16.