| 摘要 |
<p>A bubble memory structure includes a magnetic field shield (24, 34), a bubble memory chip (30, 42) within said shield means; means (28, 40) for generating a rotating magnetic field in the vicinity of said bubble memory chip; and a permanent magnet (26, 38) so shaped as to produce a bias magnetic field which is substantially uniform over the antire bubble memory chip. </p> |
