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.

Date of Patent:
Aug. 25, 2015

Filed:

Jan. 16, 2013
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Jong-Hyun Kim, Suncheon-si, KR;

Jung Been Im, Anyang-si, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/02 (2006.01); G06F 12/10 (2006.01);
U.S. Cl.
CPC ...
G06F 12/0246 (2013.01); G06F 12/1009 (2013.01); G06F 12/1027 (2013.01); G06F 2212/7201 (2013.01); G06F 2212/7207 (2013.01);
Abstract

Storage devices herein include a non-volatile memory and a controller configured to perform a read operation on a physical page of the non-volatile memory in response to a read request on a logical page of the non-volatile memory from a host. The controller may include a mapping manager configured to manage a plurality of logical blocks by a logical unit. The mapping manager may include a unit map table including a correlation between the logical unit and a physical unit corresponding to the logical unit. Additionally, the mapping manager may be configured to change a mapping method according to whether the unit map table includes a physical unit corresponding to a logical unit including a logical page requested by the host. Related user devices and electronic devices are also provided.


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