Patent JP2000216360A successfully refreshed from Google Patents.
JP2000216360A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Semiconductor memory device
Assignee: Hitachi Ltd
•
Filing: 1999-01-26
•
Granted: —
•
Expires: 2019-01-26
Abstract
Abstract Translated from Japanese (57)【要約】 【課題】δ相Ta 2 O 5 を高誘電体膜として用いた半導体 メモリ素子を提供する。 【解決手段】誘電率の高いδ相Ta 2 O 5 をキャパシタに 適用すると高集積大容量のDRAMが実現できる。 (57) Abstract: Provided is a semiconductor memory element using δ-phase Ta 2 O 5 as a high dielectric film. When a δ-phase Ta 2 O 5 having a high dielectric constant is applied to a capacitor, a highly integrated and large-capacity DRAM can be realized.
Inventors
- 👤 Naoki Kanda
- 👤 直樹 神田
- 👤 Masahiko Hiratani
- 👤 正彦 平谷
- 👤 Masato Kunitomo
- 👤 正人 國友
- 👤 Ryoichi Furukawa
- 👤 亮一 古川
- 👤 Hirohiko Yamamoto
- 👤 裕彦 山本
- 👤 Masahito Takahashi
- 👤 雅人 高橋
- 👤 Toshio Uemura
- 👤 俊雄 植村
- 👤 Kiyoshi Ogata
- 👤 潔 尾形
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-03 14:20
CPC Classifications
—
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.