An interface allows a given CPU (Central Processing Unit) to communicate concurrently with a large number of disk drives in a high-performance, low-cost system. Plural seek operations can be performed concurrently, to serve a common processor. Also, heterogeneous physical drives--of any physical or logical...http://www.google.fr/patents/US5590375?utm_source=gb-gplus-shareBrevet US5590375 - Apparatus for performing concurrent seeks on plural integrated drive electronics (IDE) disk drives without additional devices
Apparatus for performing concurrent seeks on plural integrated drive ...