MEMORY DEVICE INCLUDING RISKY MAPPING TABLE AND CONTROLLING METHOD THEREOF
First Claim
Patent Images
1. A memory device, comprising:
- a first storage unit storing an address mapping table;
a control unit coupled to the first storage unit and including a second storage unit storing a risky mapping table and a cached mapping table;
wherein the control unit is configured to;
write data into the first storage unit;
update mapping information associated with the data in the risky mapping table; and
store mapping information in the cached mapping table into the address mapping table.
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Abstract
A memory device includes a first storage unit storing an address mapping table, and a control unit coupled to the first storage unit and including a second storage unit storing a risky mapping table and a cached mapping table. The control unit is configured to: write data into the first storage unit; update mapping information associated with the data in the risky mapping table; and store mapping information in the cached mapping table into the address mapping table.
10 Citations
20 Claims
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1. A memory device, comprising:
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a first storage unit storing an address mapping table; a control unit coupled to the first storage unit and including a second storage unit storing a risky mapping table and a cached mapping table; wherein the control unit is configured to; write data into the first storage unit; update mapping information associated with the data in the risky mapping table; and store mapping information in the cached mapping table into the address mapping table. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method for controlling a memory device by a control unit, the memory device including a first storage unit, the control unit including a second storage unit, the method comprising:
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writing data into the first storage unit; updating mapping information associated with the data in a risky mapping table included in the second storage unit; and storing mapping information in a cached mapping table included in the second storage unit into an address mapping table included in the first storage unit. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification