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:
Apr. 05, 2016

Filed:

Oct. 06, 2014
Applicant:

Winbond Electronics Corp., Taichung, TW;

Inventor:

Jong Oh Lee, San Jose, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/10 (2006.01); G11C 16/08 (2006.01); G11C 16/26 (2006.01); G11C 16/14 (2006.01); G11C 16/12 (2006.01);
U.S. Cl.
CPC ...
G11C 16/08 (2013.01); G11C 16/10 (2013.01); G11C 16/12 (2013.01); G11C 16/14 (2013.01); G11C 16/26 (2013.01);
Abstract

A page buffer for a NAND flash memory array includes a pre-charge switch, a first switch, a read switch, a write switch, a latch, and a data switch. The pre-charge switch is coupled between a supply node with a supply voltage and a bit line that is coupled to a selected cell of the NAND flash memory array. The first switch is coupled between the bit line and a data node. The read switch is coupled between the data node and an I/O node. The write switch is coupled between an inverse data node, which is out of phase with the data node, and the I/O node. The latch is coupled between the data node and the inverse data node. The data switch is coupled between the inverse data node and a first node. The enable switch is coupled between the first node and a ground.


Find Patent Forward Citations

Lee, Jong. (2016). Page buffer circuit for nand flash memory (U.S. Patent No. 9305649). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9305649

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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