发明授权
US07583528B2 Magnetic memory device, method for writing into magnetic memory device and method for reading magnetic memory device
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磁存储器件,用于写入磁存储器件的方法和用于读取磁存储器件的方法
- 专利标题: Magnetic memory device, method for writing into magnetic memory device and method for reading magnetic memory device
- 专利标题(中): 磁存储器件,用于写入磁存储器件的方法和用于读取磁存储器件的方法
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申请号: US11848571申请日: 2007-08-31
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公开(公告)号: US07583528B2公开(公告)日: 2009-09-01
- 发明人: Masaki Aoki
- 申请人: Masaki Aoki
- 申请人地址: JP Kawasaki
- 专利权人: Fujitsu Limited
- 当前专利权人: Fujitsu Limited
- 当前专利权人地址: JP Kawasaki
- 代理机构: Westerman, Hattori, Daniels & Adrian, L.L.P.
- 主分类号: G11C11/00
- IPC分类号: G11C11/00
摘要:
A magnetic memory device includes a first signal line (BL) and a second signal line (/BL) extended column-wise; a third signal line (WL) extended row-wise; a memory cell including a first parallelly connected set which is disposed at the intersection of the first signal line and the third signal line, including a first magnetoresistive effect element (MTJ1) and a first select transistor (Tr1) and having one end connected to the first signal line; a second parallelly connected set which is disposed at the intersection of the second signal line and the third signal line, including a second magnetoresistive effect element (MTJ2) and a second select transistor (Tr2) and having one end connected to the second signal line; and a read circuit connected to the first signal line and the second signal line, for reading information memorized in the memory cell, based on voltages of the first signal line and the second signal line.
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