The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 24, 2023
Filed:
Apr. 27, 2021
Phison Electronics Corp., Miaoli, TW;
Yu-Siang Yang, New Taipei, TW;
Wei Lin, Taipei, TW;
An-Cheng Liu, Taipei, TW;
Yu-Heng Liu, Hsinchu County, TW;
Chun-Hsi Lai, Hsinchu County, TW;
Ting-Chien Zhan, Hsinchu, TW;
PHISON ELECTRONICS CORP., Miaoli, TW;
Abstract
A flash memory control method, a flash memory storage device and a flash memory controller are provided. The method includes the following. A flash memory module is instructed to perform a data merge operation to copy first data in a first physical unit into at least one second physical unit. After the first data is copied and before the first physical unit is erased, another programming operation is performed on the first physical unit to change a data storage state of at least a part of memory cells in the first physical unit from a first state into a second state. After the first physical unit is programmed, an erase operation is performed on the first physical unit.