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    • 1. 发明申请
    • METHODS OF MANUFACTURING A SEMICONDUCTOR DEVICE
    • 制造半导体器件的方法
    • US20140199815A1
    • 2014-07-17
    • US14156781
    • 2014-01-16
    • Sung-Min HWANGHan-Soo KIMWoon-Kyung LEEWon-Seok CHO
    • Sung-Min HWANGHan-Soo KIMWoon-Kyung LEEWon-Seok CHO
    • H01L29/66
    • H01L27/1157H01L27/11573H01L27/11575H01L27/11582H01L29/66833H01L29/7926
    • A method of manufacturing a vertical type memory device includes stacking a first lower insulating layer, one layer of a lower sacrificial layer and a second lower insulating layer on a substrate, forming a stacking structure by stacking sacrificial layers and insulating layers, and etching an edge portion of the stacking structure to form a preliminary stepped shape pattern structure. The preliminary stepped shape pattern structure has a stepped shape edge portion. A pillar structure making contact with a surface of the substrate is formed. The preliminary stepped shape pattern structure, the lower sacrificial layer, and the first and second lower insulating layers are partially etched to form a first opening portion and a second opening portion to form a stepped shape pattern structure. The second opening portion cuts at least an edge portion of the lower sacrificial layer.
    • 制造垂直型存储装置的方法包括在基板上堆叠第一下绝缘层,一层下牺牲层和第二下绝缘层,通过堆叠牺牲层和绝缘层形成堆叠结构,并蚀刻边缘 部分堆叠结构以形成初步阶形状图案结构。 初步阶形形状图案结构具有阶梯形边缘部分。 形成与基板表面接触的柱结构。 部分地蚀刻初步阶形状图案结构,下牺牲层和第一下绝缘层和第二下绝缘层,以形成第一开口部分和第二开口部分,以形成台阶状图形结构。 第二开口部分切割下牺牲层的至少边缘部分。
    • 3. 发明申请
    • MANUFACTURING SEMICONDUCTOR DEVICES
    • 制造半导体器件
    • US20120077320A1
    • 2012-03-29
    • US13238104
    • 2011-09-21
    • Jae-Joo SHIMHan-Soo KIMWon-Seok CHOJae-Hoon JANGSang-Yong PARK
    • Jae-Joo SHIMHan-Soo KIMWon-Seok CHOJae-Hoon JANGSang-Yong PARK
    • H01L21/336
    • H01L29/7831H01L27/11582H01L29/7926
    • A semiconductor device includes a semiconductor pattern on a substrate, gate structures on sidewalls of the semiconductor pattern, the gate structures being spaced apart from one another, insulating interlayers among the gate structures, wherein an uppermost insulating interlayer is lower than an upper face of the semiconductor pattern, a common source line contacting the substrate and protruding above the uppermost insulating interlayer, an etch stop layer pattern on the semiconductor pattern and on the common source line wherein the common source line protrudes above the uppermost insulating interlayer, an additional insulating interlayer on the uppermost insulating interlayer, and contact plugs extending through the additional insulating interlayer so as to make contact with the semiconductor pattern and the common source line, respectively.
    • 半导体器件包括衬底上的半导体图案,半导体图案的侧壁上的栅极结构,栅极结构彼此间隔开,栅极结构之间的绝缘夹层,其中最上层的绝缘中间层低于栅极结构的上表面 半导体图案,与基板接触并突出在最上层绝缘夹层之上的公共源极线,在半导体图案上的公共源极线上的共同源极线上的蚀刻停止层图案,其中共同源极线突出在最上面的绝缘中间层上方,在 最上层的绝缘中间层和延伸穿过附加绝缘夹层的接触插塞分别与半导体图案和公共源极线接触。