公开(公告)号：FR2404890A1

公开(公告)日：1979-04-27

申请号：FR7824963

申请日：1978-08-21

Applicant: IBM

Inventor： MORTELMANS JOOST ,  VOEGELI OTTO

IPC: G11C11/14 ,  G11C19/08

Abstract: A drive system for a bubble memory consists of a drive assembly and an electrically conducting surface enclosing the drive assembly. In a preferred embodiment, the drive assembly consists of a ferrite picture frame with two pairs of drive coils and the conducting surface is the interior surface of a metallic box.

公开(公告)号：DE2835691A1

公开(公告)日：1979-04-05

申请号：DE2835691

申请日：1978-08-16

Applicant: IBM

Inventor： MORTELMANS JOOST ,  VOEGELI OTTO

IPC: G11C11/14 ,  G11C19/08 ,  H01F10/02 ,  H01F7/06

Abstract: A drive system for a bubble memory consists of a drive assembly and an electrically conducting surface enclosing the drive assembly. In a preferred embodiment, the drive assembly consists of a ferrite picture frame with two pairs of drive coils and the conducting surface is the interior surface of a metallic box.