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:
Mar. 27, 2007
Filed:
Mar. 11, 2004
Yun-sang Lee, Yongin, KR;
Jung-bae Lee, Yongin, KR;
Jung-hwan Choi, Suwon, KR;
Abstract
A semiconductor memory device and a method for writing and reading data to and from the same comprises a memory cell array including a plurality of memory cells connected between a plurality of word lines and a plurality of bit line pairs, a predetermined number of write line pairs, a predetermined number of read line pairs, a plurality of write column selection gates for transmitting data between the plurality of bit line pairs and the predetermined number of write line pair during a write operation, and a plurality of read column selection gates for transmitting data between the plurality of bit line pairs and the predetermined number of read line pairs during a read operation. Accordingly, it is possible to input and output data simultaneously through data input pads and data output pads.