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US6130126A Self-planarizing DRAM chip avoids edge flaking 有权
自平坦化DRAM芯片避免了边缘剥落

Self-planarizing DRAM chip avoids edge flaking
摘要:
The dummy oxide used to form DRAM capacitor cells is left in place over the peripheral transistors, reducing the height difference between the DRAM array and the peripheral circuitry and protecting against edge effects.
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