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. 04, 2020

Filed:

Jun. 28, 2019
Applicant:

Sandisk Technologies Llc, Addison, TX (US);

Inventors:

Norihiro Kamae, Yokohama, JP;

Yosuke Kato, Yokohama, JP;

Assignee:

SANDISK TECHNOLOGIES LLC, Addison, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01); G11C 16/08 (2006.01); G06F 3/06 (2006.01); G11C 16/32 (2006.01);
U.S. Cl.
CPC ...
G11C 16/08 (2013.01); G06F 3/061 (2013.01); G06F 3/064 (2013.01); G06F 3/0673 (2013.01); G11C 16/32 (2013.01);
Abstract

Methods for improving read time performance and energy consumption when reading multiple pages within a memory block by dynamically skipping or accelerating unselected word line discharge cycles are described. In some cases, a controller or one or more control circuits in communication with word lines and bit lines associated with a memory block may detect that a read command or instruction for reading a second page within the memory block has arrived prior to the word line discharge phase associated with reading a first page within the memory block, and in response, the controller may skip the discharge cycle for unselected word lines within the memory block prior to reading the second page and initiate the next page read for the second page after a partial discharge period of time.


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