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    • 4. 发明授权
    • Method of manufacturing three dimensional semiconductor memory device
    • 制造三维半导体存储器件的方法
    • US09064736B2
    • 2015-06-23
    • US14248003
    • 2014-04-08
    • Joon-Suk LeeWoong LeeHun-Hyeong LimKi-Hyun Hwang
    • Joon-Suk LeeWoong LeeHun-Hyeong LimKi-Hyun Hwang
    • H01L21/311H01L27/115
    • H01L27/11578H01L27/1157H01L27/11582
    • A method of manufacturing a three-dimensional semiconductor memory device is provided. The method includes alternately stacking a first insulation film, a first sacrificial film, alternating second insulation films and second sacrificial films, a third sacrificial film and a third insulation film on a substrate. A channel hole is formed to expose a portion of the substrate while passing through the first insulation film, the first sacrificial film, the second insulation films, the second sacrificial films, the third sacrificial film and the third insulation film. The method further includes forming a semiconductor pattern on the portion of the substrate exposed in the channel hole by epitaxial growth. Forming the semiconductor pattern includes forming a lower epitaxial film, doping an impurity into the lower epitaxial film, and forming an upper epitaxial film on the lower epitaxial film. Forming the lower epitaxial film, doping the impurity into the lower epitaxial film and forming the upper epitaxial film are all performed in-situ, and the semiconductor pattern includes a doped region and an undoped region.
    • 提供一种制造三维半导体存储器件的方法。 该方法包括在基板上交替堆叠第一绝缘膜,第一牺牲膜,交替的第二绝缘膜和第二牺牲膜,第三牺牲膜和第三绝缘膜。 形成通道孔,以在穿过第一绝缘膜,第一牺牲膜,第二绝缘膜,第二牺牲膜,第三牺牲膜和第三绝缘膜的同时暴露衬底的一部分。 该方法还包括通过外延生长在暴露在通道孔中的衬底的部分上形成半导体图案。 形成半导体图案包括形成下部外延膜,将杂质掺杂到下部外延膜中,以及在下部外延膜上形成上部外延膜。 形成下部外延膜,将杂质掺杂到下部外延膜中并形成上部外延膜全部原位进行,并且半导体图案包括掺杂区域和未掺杂区域。
    • 6. 发明授权
    • Method of manufacturing a non-volatile memory device having a vertical structure
    • 制造具有垂直结构的非易失性存储器件的方法
    • US08927366B2
    • 2015-01-06
    • US13610344
    • 2012-09-11
    • Sung-hae LeeKi-hyun HwangJin-gyun Kim
    • Sung-hae LeeKi-hyun HwangJin-gyun Kim
    • H01L21/04H01L27/115
    • H01L27/11556H01L27/11582
    • A method of manufacturing a non-volatile memory device, wherein the method includes: alternately stacking interlayer sacrificial layers and interlayer insulating layers on a substrate; forming a plurality of first openings that pass through the interlayer sacrificial layers and the interlayer insulating layers to expose a first portion of the substrate; forming a semiconductor region on a side wall and a lower surface of each of the first openings; forming an embedded insulating layer in each of the first openings; forming a first conductive layer on the embedded insulating layer inside each of the first openings; forming a second opening exposing a second portion of the substrate and forming an impurity region on the second portion; forming a metal layer to cover the first conductive layer and the impurity region; and forming the metal layer into a metal silicide layer.
    • 一种制造非易失性存储器件的方法,其中所述方法包括:在衬底上交替层叠层间牺牲层和层间绝缘层; 形成穿过所述层间牺牲层和所述层间绝缘层的多个第一开口,以露出所述衬底的第一部分; 在每个所述第一开口的侧壁和下表面上形成半导体区域; 在每个所述第一开口中形成嵌入绝缘层; 在每个所述第一开口内的所述嵌入式绝缘层上形成第一导电层; 形成露出所述衬底的第二部分并在所述第二部分上形成杂质区的第二开口; 形成覆盖所述第一导电层和所述杂质区域的金属层; 以及将所述金属层形成为金属硅化物层。
    • 7. 发明申请
    • MEMORY DEVICES AND METHODS OF MANUFACTURING THE SAME
    • 记忆装置及其制造方法
    • US20140239375A1
    • 2014-08-28
    • US14182325
    • 2014-02-18
    • Jin-Gyun KIMJae-Young AHNKi-Hyun HWANG
    • Jin-Gyun KIMJae-Young AHNKi-Hyun HWANG
    • H01L27/115H01L29/792H01L29/66
    • H01L29/7926H01L27/11582H01L29/66833
    • A vertical memory device includes a channel array, a charge storage layer structure, multiple gate electrodes and a dummy pattern array. The channel array includes multiple channels, each of which is formed on a first region of a substrate and is formed to extend in a first direction substantially perpendicular to a top surface of the substrate. The charge storage layer structure includes a tunnel insulation layer pattern, a charge storage layer pattern and a blocking layer pattern, which are sequentially formed on a sidewall of each channel in the second direction substantially parallel to the top surface of the substrate. The gate electrodes arranged on a sidewall of the charge storage layer structure and spaced apart from each other in the first direction. The dummy pattern array includes multiple dummy patterns, each of which is formed on a second region adjacent the first region of the substrate and is formed to extend in the first direction.
    • 垂直存储器件包括沟道阵列,电荷存储层结构,多个栅电极和虚拟图案阵列。 通道阵列包括多个通道,每个通道形成在基板的第一区域上,并且形成为在基本上垂直于基板的顶表面的第一方向上延伸。 电荷存储层结构包括隧道绝缘层图案,电荷存储层图案和阻挡层图案,它们在基本上平行于基板的顶表面的第二方向上依次形成在每个沟道的侧壁上。 所述栅极布置在所述电荷存储层结构的侧壁上并且在所述第一方向上彼此间隔开。 虚拟图案阵列包括多个虚设图案,每个虚设图案形成在与基板的第一区域相邻的第二区域上,并且形成为沿第一方向延伸。