Patent
Memory management method, memory storage device and memory controlling circuit unit
Chih-Kang Yeh
- 25 Feb 2016
6
TL;DR: In this paper, a memory management method, a memory storage device and a memory controlling circuit unit are provided, which includes defining a first data management rule for a first type physical unit and a second data management rules for a second type of physical unit.
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Abstract: A memory management method, a memory storage device and a memory controlling circuit unit are provided. The method includes: defining a first data management rule for a first type physical unit and a second data management rule for a second type physical unit, and a data density of the first type physical unit is lower than the data density of the second type physical unit; if a first physical unit belongs to the first type physical unit, managing the first physical unit according to the first data management rule to make the data stored in the first physical unit conforming to a first reliability level; and if the first physical unit belongs to the second type physical unit, managing the first physical unit according to the second data management rule to make the data stored in the first physical unit conforming to a second reliability level.
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Citations
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TL;DR: In this article, the ECC engine is used to check and correct errors that have occurred in data stored in the memory blocks and when a number of error bits in a page of one memory block exceeds a threshold, the controller is configured to add a block number of the memory block in a predetermined queue.
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- 27 Feb 2020
TL;DR: In this article, a data access method, a memory control circuit unit and a memory storage device are provided, where a first error correction code corresponding to received first data according to a first ECC encoding operation and a second ECC operation corresponding to the received second data corresponding to a second error correction encoding operation are provided.
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Control circuit and control method
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TL;DR: A control method applied in storage equipment is described in this paper, where memory units are categorized into first memory units by a control unit that has an operation parameter within a first threshold range and second memory units that have the operation parameter not within the first threshold ranges.
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