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:
Apr. 06, 1999
Filed:
Apr. 29, 1997
Takehiro Hasegawa, Yokohama, JP;
Yukihito Oowaki, Yokohama, JP;
Fujio Masuoka, Yokohama, JP;
Ryu Ogiwara, Kawasaki, JP;
Shinichiro Shiratake, Tokyo, JP;
Shigeyoshi Watanabe, Yokohama, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
A sense amplifier is connected between memory cell arrays, a re-writing register is arranged adjacent to the sense amplifier, first transfer gates are disposed between the sense amplifier and the memory cell arrays, second transfer gates are provided between bit lines of the memory cell arrays and global bit lines, and a gate control circuit for controlling the transfer gates is provided. When readout data is written into the register, the node of the sense amplifier is electrically separated from the bit lines and global bit lines.