Semiconductor device including bit line formed using damascene technique and method of fabricating the same

A semiconductor device including a bit line formed using a damascene technique and a method of fabricating the same. The method includes forming an insulating layer on a substrate, forming a groove by etching the insulating layer to a partial depth, and forming spacers on the inner walls of the groo...

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Bibliographische Detailangaben
Hauptverfasser: CHI KYEONG-KOO, KIM SANG-YONG, SON SEUNG-YOUNG, JEON JEONG-SIC, CHUNG SEUNG-PIL, KANG CHANG-JIN
Format: Patent
Sprache:eng
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Zusammenfassung:A semiconductor device including a bit line formed using a damascene technique and a method of fabricating the same. The method includes forming an insulating layer on a substrate, forming a groove by etching the insulating layer to a partial depth, and forming spacers on the inner walls of the groove. An opening is formed by etching the insulating layer disposed under the groove using the spacers as an etch mask. A conductive layer is formed to fill the opening. A capping layer is formed to fill the groove.