US 12,067,235 B2
Data storage device and data storage system
Chen-Hao Chen, Kaohsiung (TW)
Assigned to Silicon Motion, Inc., Hsinchu County (TW)
Filed by Silicon Motion, Inc., Hsinchu County (TW)
Filed on Aug. 10, 2022, as Appl. No. 17/884,581.
Claims priority of application No. 110145793 (TW), filed on Dec. 8, 2021.
Prior Publication US 2023/0176733 A1, Jun. 8, 2023
Int. Cl. G06F 3/00 (2006.01); G06F 3/06 (2006.01)
CPC G06F 3/0608 (2013.01) [G06F 3/0629 (2013.01); G06F 3/0688 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A data storage device, comprising:
a plurality of storage modules, wherein each storage module comprises:
a storage, comprising:
a memory device; and
a first memory controller, coupled to the memory device and configured to access the memory device; and
a second memory controller, coupled to the storage and configured to access the storage,
wherein the first memory controller comprises a first transmission interface, the second memory controller comprises a second transmission interface, and the first memory controller and the second memory controller communicate with each other through the first transmission interface and the second transmission interface; and multiple memory controllers respectively corresponding to the same or different types are coupled to each other through their respective transmission interfaces corresponding to a same communication protocol, for implementing multiple layers of memory controllers with interconnected memory controllers, the interconnected memory controllers comprising the multiple memory controllers, wherein the multiple memory controllers comprise the first and the second memory controllers.