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:
Nov. 02, 2004

Filed:

Jul. 28, 2003
Applicant:
Inventor:

Shih-Huang Huang, Hsin-Chu, TW;

Assignee:

Mediatek Incorporation, Hsin-Chu Hsien, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 7/00 ;
U.S. Cl.
CPC ...
G11C 7/00 ;
Abstract

A pre-charge and sense out circuit for differential type ROM. The ROM is capable of connecting to either a first bit line or a second bit line. The pre-charge and sense out circuit contains a pre-charging module electrically connected to the first and the second bit lines, for pre-charging the first and the second bit lines; a selecting module electrically connected to the first bit line, the second bit line, a first data line, and a second data line, for transmitting data according to a first control signal; a charge sharing module electrically connected to the first and the second data lines, for sharing electrical charges to the first and the second data lines; and a sensing module electrically connected to the first and the second data lines, for sensing signals on the first and the second data lines so as to generate an output signal.


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