Three dimensional flash memory using electrode layers and/or interlayer insulation layers having different properties, and preparation method therefor
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United States of America Patent
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Mar 20, 2018
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Dec 31, 2014
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Jan 28, 2014
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Abstract
Embodiments of the present invention enable threshold voltage distribution of a plurality of electrode layers to be improved by configuring each of the plurality of electrode layer maintains to have different physical structures or materials, etc., thereby enhancing credibility during a process of maintaining stores data and a reading process.
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