发明名称 |
Hybrid fuses for redundancy |
摘要 |
A redundancy unit includes first and second fuse blocks for programming the redundancy element. One fuse block has laser blowable fuses and the other electrical fuses. The redundancy unit can be programmed by either one of the fuse blocks, enabling the redundancy unit to able to be used for defects identified before packaging and as well as after.
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申请公布号 |
US6906969(B2) |
申请公布日期 |
2005.06.14 |
申请号 |
US20020065169 |
申请日期 |
2002.09.24 |
申请人 |
KABUSHIKI KAISHA TOSHIBA |
发明人 |
ROEHR THOMAS;JOACHIM HANS-OLIVER;REHM NORBERT;MIYAKAWA TADASHI |
分类号 |
G11C29/00;(IPC1-7):G11C7/00 |
主分类号 |
G11C29/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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