Invention Grant
- Patent Title: Semiconductor memory device
- Patent Title (中): 半导体存储器件
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Application No.: US11967536Application Date: 2007-12-31
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Publication No.: US08089812B2Publication Date: 2012-01-03
- Inventor: Dong-Keun Kim , Jee-Eun Lee
- Applicant: Dong-Keun Kim , Jee-Eun Lee
- Applicant Address: KR Gyeonggi-do
- Assignee: Hynix Semiconductor Inc.
- Current Assignee: Hynix Semiconductor Inc.
- Current Assignee Address: KR Gyeonggi-do
- Agency: IP & T Group LLP
- Priority: KR10-2007-0037455 20070417
- Main IPC: G11C11/34
- IPC: G11C11/34

Abstract:
A semiconductor memory device can reduce a circuit area necessary for row repair. The semiconductor memory device includes a plurality of memory banks, a plurality of cell arrays arranged in each of the memory banks, a plurality of array word lines arranged in each of the cell arrays, one or more repair word lines arranged in each of the cell arrays, and a plurality of repair information storages configured to store bank information and row addresses of the array word lines to be replaced with the repair word lines.
Public/Granted literature
- US20100284233A1 SEMICONDUCTOR MEMORY DEVICE Public/Granted day:2010-11-11
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