发明名称 |
Information holding device |
摘要 |
An information holding device comprises a pair of substrates having a first electrode and a second electrode oppositely formed on opposing surfaces thereof, and a dielectric material disposed between the pair of substrates. A capacitance of a dielectric material portion disposed between the first electrode and the second electrode is changed and detected.
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申请公布号 |
US4548474(A) |
申请公布日期 |
1985.10.22 |
申请号 |
US19830521900 |
申请日期 |
1983.08.10 |
申请人 |
HITACHI, LTD. |
发明人 |
NAGAE, YOSHIHARU;KAWAKAMI, HIDEAKI |
分类号 |
G11C11/42;G09F9/35;G11B11/00;G11C11/22;G11C13/04;(IPC1-7):G02F1/13 |
主分类号 |
G11C11/42 |
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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