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Hefei Core Storage Electronic Assigned Patent

Data arranging, memory control circuit unit and memory storage device for flash memory

Hefei Core Storage Electronic Ltd., Anhui Province, China, has been assigned a patent (11,087,848) developed by Peng, Chong, Anhui Province, China, for data arranging method, memory control circuit unit and memory storage device for flash memory for improving the performance of valid data merging operation.

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”A data arranging method, a memory control circuit unit and a memory storage device for flash memory are provided. The method can be applied to a flash memory with a three-dimensional (3D) structure, an embedded memory device, or a solid-state hard disk. The method includes: writing at least one piece of data to at least one second physical erasing unit of at least one first physical erasing unit, and obtaining a distribution state of valid data in a plurality of physical erasing units, adjusting a specific threshold value according to the distribution state, and when the number of the at least one first physical erasing unit is less than the specific threshold value, performing a valid data merging operation.

The patent application was filed on March 9, 2020 (16/812,373).

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