Memory storage device, memory controller, and data writing method
US8898372B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 20, 2011 |
| Grant date | Nov 25, 2014 |
| Priority date | — |
| Expiry date | Apr 23, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2212/7201
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A memory storage device, a memory controller, and a data writing method are provided. The memory storage device has a rewritable non-volatile memory chip including a plurality of physical units, and each of the physical units has a plurality of physical pages. The data writing method includes configuring a plurality of logical units to be mapped to a portion of the physical units, and each of the logical unit has a plurality of logical pages. The data writing method also includes receiving a first write data from a host system and writing the first write data into the ith physical page in a substitute physical unit selected from the physical units. The data writing method further includes writing a first address access information corresponding to the first write data and a second address access information into the ith physical page. Herein i is a positive integer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.