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    • 1. 发明申请
    • METHODS OF MANUFACTURING NON-VOLATILE MEMORY DEVICES
    • 制造非易失性存储器件的方法
    • US20110189846A1
    • 2011-08-04
    • US13020979
    • 2011-02-04
    • Jeong Gil LeeChang-Won LeeSang-Woo LeeSun-Woo LeeKi-Hyun HwangJae-Hwa ParkEun-Ji Jung
    • Jeong Gil LeeChang-Won LeeSang-Woo LeeSun-Woo LeeKi-Hyun HwangJae-Hwa ParkEun-Ji Jung
    • H01L21/28
    • H01L21/28
    • A method of manufacturing a non-volatile memory device including a tunnel oxide layer, a preliminary charge storing layer and a dielectric layer on a semiconductor layer is disclosed. A first polysilicon layer is formed on the dielectric layer. A barrier layer and a second polysilicon layer are formed on the first polysilicon layer. The second polysilicon layer, the barrier layer, the first polysilicon layer, the dielectric layer, the preliminary charge storing layer and the tunnel oxide layer are patterned to form a tunnel layer pattern, a charge storing layer pattern, a dielectric layer pattern, a first control gate pattern, a barrier layer pattern and a second polysilicon pattern. A nickel layer is formed on the second polysilicon layer. Heat treatment is performed with respect to the second polysilicon pattern and the nickel layer to form a second control gate pattern including NiSi on the barrier layer pattern.
    • 公开了一种在半导体层上制造包括隧道氧化物层,初电电荷存储层和电介质层的非易失性存储器件的方法。 在介电层上形成第一多晶硅层。 在第一多晶硅层上形成阻挡层和第二多晶硅层。 对第二多晶硅层,势垒层,第一多晶硅层,电介质层,初电电荷存储层和隧道氧化物层进行图案化以形成隧道层图案,电荷存储层图案,介电层图案,第一 控制栅极图案,势垒层图案和第二多晶硅图案。 在第二多晶硅层上形成镍层。 对第二多晶硅图案和镍层进行热处理,以在阻挡层图案上形成包括NiSi的第二控制栅极图案。
    • 3. 发明授权
    • Stacked semiconductor device and method of fabrication
    • 叠层半导体器件及其制造方法
    • US07687331B2
    • 2010-03-30
    • US12108591
    • 2008-04-24
    • Hyun-Su KimGil-Heyun ChoiJong-Ho YunSug-Woo JungEun-Ji Jung
    • Hyun-Su KimGil-Heyun ChoiJong-Ho YunSug-Woo JungEun-Ji Jung
    • H01L21/84
    • H01L27/0688H01L21/8221
    • A stacked semiconductor device comprises a lower transistor formed on a semiconductor substrate, a lower interlevel insulation film formed on the semiconductor substrate over the lower transistor, an upper transistor formed on the lower interlayer insulation film over the lower transistor, and an upper interlevel insulation film formed on the lower interlevel insulation film over the upper transistor. The stacked semiconductor device further comprises a contact plug connected between a drain or source region of the lower transistor and a source or drain region of the upper transistor, and an extension layer connected to a lateral face of the source or drain region of the upper transistor to enlarge an area of contact between the source or drain region of the upper transistor and a side of the contact plug.
    • 叠层半导体器件包括形成在半导体衬底上的下晶体管,形成在半导体衬底上的下层晶体管上的下层间绝缘膜,形成在下晶体管上的下层间绝缘膜上的上晶体管,以及上层间绝缘膜 形成在上层晶体管上的较低层间绝缘膜上。 叠层半导体器件还包括连接在下晶体管的漏极或源极区域与上部晶体管的源极或漏极区域之间的接触插塞以及连接到上部晶体管的源极或漏极区域的侧面的延伸层 以扩大上部晶体管的源极或漏极区域与接触插塞的一侧之间的接触面积。
    • 10. 发明授权
    • Methods of forming integrated circuit devices having stacked gate electrodes
    • 形成具有层叠栅电极的集成电路器件的方法
    • US07998810B2
    • 2011-08-16
    • US12424922
    • 2009-04-16
    • Byung-hee KimGil-heyun ChoiSang-woo LeeChang-won LeeJin-ho ParkEun-ji JungJeong-gil Lee
    • Byung-hee KimGil-heyun ChoiSang-woo LeeChang-won LeeJin-ho ParkEun-ji JungJeong-gil Lee
    • H01L21/336
    • H01L27/11521H01L21/28273H01L29/66545
    • A method of forming a gate electrode of a semiconductor device is provided, the method including: forming a plurality of stacked structures each comprising a tunnel dielectric layer, a first silicon layer for floating gates, an intergate dielectric layer, a second silicon layer for control gates, and a mask pattern, on a semiconductor substrate in the stated order; forming a first interlayer dielectric layer between the plurality of stacked structures so that a top surface of the mask pattern is exposed; selectively removing the mask pattern of which the top surface is exposed; forming a third silicon layer in an area from which the hard disk layer was removed, and forming a silicon layer comprising the third silicon layer and the second silicon layer; recessing the first interlayer dielectric layer so that an upper portion of the silicon layer protrudes over the he first interlayer dielectric layer; and forming a metal silicide layer on the upper portion of the silicon layer.
    • 提供一种形成半导体器件的栅电极的方法,所述方法包括:形成多个堆叠结构,每个堆叠结构包括隧道介电层,用于浮置栅极的第一硅层,栅极间介电层,用于控制的第二硅层 栅极和掩模图案,以所述顺序在半导体衬底上; 在所述多个堆叠结构之间形成第一层间电介质层,使得所述掩模图案的顶表面露出; 选择性地去除其顶表面暴露的掩模图案; 在去除所述硬盘层的区域中形成第三硅层,以及形成包含所述第三硅层和所述第二硅层的硅层; 使第一层间电介质层凹陷,使得硅层的上部突出在第一层间介电层上; 以及在所述硅层的上部形成金属硅化物层。