Apparatus and method for improved operation of bubble devices

Asynchronous storage loop type bubble chip architecture

Block replicate magnetic bubble memory circuit for high speed da

Bubble domain storage using improved transfer switch

Bubble domain transfer switches

Bubble memory chip organization-folded loop type

Bubble memory defect tolerant logic control circuit

Bubble memory storage unit

Bubble memory system having defective minor loops

Bubble memory which transfers bubbles in both right-to-left and

Bubble memory with conductor programmable transparent error map

Bubble memory with on chip error map storage on permalloy disk e

Bubble memory with redundant on chip error map storage loops

Bubble redundancy map storage using non-volatile semiconductor m

Close-packed bubble propagation device

Compact exchange switch for bubble domain devices

Conductorless transfer for magnetic bubble memories

Consecutive bit access of magnetic bubble domain memory devices

Crossover junction for magnetic bubble domain circuits

DC to DC power converter