DATA ACCESS SYSTEM, DATA ACCESSING DEVICE, AND DATA ACCESSING CONTROLLER
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United States of America Patent
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Issued Date -
Oct 23, 2014
app pub date -
Apr 1, 2014
filing date -
Apr 19, 2013
priority date (Note) -
Abandoned
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Abstract
A data access system, device and controller are provided. The data access system includes a plurality of storage units and first controllers, a second controller, and a host. The first controller is utilized to parallel access the storage units, and each first controller includes a plurality of first storage unit controllers, a buffer and a multiplexer. The first storage unit controllers are coupled one-to-one with the storage units. The multiplexer is coupled to the first storage unit controllers and the buffer. The second controller is coupled to the first controllers. The second controller includes a plurality of second storage unit controllers which are coupled one-to-one with the first controllers. The host is coupled to the second controller, and accesses the storage units through the second controller and the first controllers.
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