研究生: |
陳彥州 Yan-Jou Chen |
---|---|
論文名稱: |
快閃記憶體寫入暨抹除方法改善與模擬分析 Improvement and Simulation Analysis of Programming and Erasing Methods for Flash Memory Cells |
指導教授: |
張廖貴術
Kuei-Shu Chang-Liao |
口試委員: | |
學位類別: |
碩士 Master |
系所名稱: |
原子科學院 - 工程與系統科學系 Department of Engineering and System Science |
論文出版年: | 2005 |
畢業學年度: | 93 |
語文別: | 中文 |
論文頁數: | 100 |
中文關鍵詞: | 快閃記憶體 、寫入 、抹除 、新方法 |
外文關鍵詞: | FLASH, memory, programming, erasing |
相關次數: | 點閱:3 下載:0 |
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本篇論文主要分為寫入與抹除兩部份來討論。
寫入重點放在新方法的最佳化與改良,主要是利用源極和汲極做入射與收集動作,以期操作偏壓可以下降但卻仍保有一定速度,但這種方法缺點在於需要一個額外的外部電路提供所需的入射與收集的波形。分別比較速度,可靠度等電性量測及分析,再者用2D元件模擬軟體Medici作一驗証,了解此法運作的過程與物理機制。
至於抹除方面則是著重於穿隧效應所帶來影響的討論,與元件不對稱對抹除速度、可度的作用,以期找到更快更合適的抹除方法與條件。
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