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:
Dec. 27, 2011

Filed:

Jan. 29, 2009
Applicant:

Kyu Hee Lim, Seoul, KR;

Inventor:

Kyu Hee Lim, Seoul, KR;

Assignee:

Hynix Semiconductor Inc., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 16/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

A page buffer in a non-volatile memory device for performing a program operation for a multi level cell having m bits includes first register to mth registers, a first data transmitting circuit configured to transmit data stored in a first node or a second node of the first register to a sensing node in accordance with a first data transmitting signal or a second data transmitting signal, and (m−1) sensing node discharging circuits configured to couple the sensing node to ground in accordance with data stored in a first node or a second node of each of the second to mth registers, and a first sensing node discharge signal or a second sensing node discharge signal.


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