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.
Patent No.:
Date of Patent:
May. 01, 2001
Filed:
May. 21, 1998
Applicant:
Inventor:
Byeng-Sun Choi, Suwon, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon, KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 8/00 ; G11C 1/700 ;
U.S. Cl.
CPC ...
G11C 8/00 ; G11C 1/700 ;
Abstract
The disclosed is a read only memory having a plurality of memory blocks each associated with main bit lines and sub-bit lines, and a plurality of memory cells for storing information, and sense amplifiers for reading the information stored in the memory cells through the main bit lines. The memory also has a block selection part disposed between the blocks and having a plurality of block selection transistors connecting the main bit lines to the sub-bit lines. The sub-bit lines elongate to at least an adjacent block and alternatively connected to the main bit lines through the block selection part.