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    • 1. 发明申请
    • SEMICONDUCTOR MEMORY DEVICE AND METHOD OF OPERATING THE SAME
    • 半导体存储器件及其操作方法
    • US20120120725A1
    • 2012-05-17
    • US13297467
    • 2011-11-16
    • Jung Ryul AHNSang Hyun OHJum Soo KIM
    • Jung Ryul AHNSang Hyun OHJum Soo KIM
    • G11C16/16G11C16/04
    • G11C16/0483G11C16/16H01L27/11524
    • A method of operating a semiconductor memory device includes a memory array having memory cell strings including a first and a second memory cell groups having memory cells, a first and a second dummy elements, a drain select transistor and a source select transistor, wherein the first memory cell group and the second memory cell group are arranged between the drain select transistor and the source select transistor; connecting electrically the first memory cell group to the second memory cell group during a program operation or a read operation of the first memory cell group or the second memory cell group; and performing separately an erase operation of the first memory cell group and an erase operation of the second memory cell group, selecting simultaneously one of the first dummy element and the second dummy element during the erase operation of the selected memory cell group.
    • 一种操作半导体存储器件的方法包括具有存储单元串的存储器阵列,存储单元串包括具有存储单元的第一和第二存储单元组,第一和第二虚设元件,漏极选择晶体管和源选择晶体管,其中第一 存储单元组和第二存储单元组布置在漏极选择晶体管和源极选择晶体管之间; 在第一存储单元组或第二存储单元组的编程操作或读操作期间将第一存储单元组电连接到第二存储单元组; 以及分别执行第一存储单元组的擦除操作和第二存储单元组的擦除操作,在所选存储单元组的擦除操作期间同时选择第一虚拟元件和第二虚设元件中的一个。
    • 2. 发明授权
    • Non-volatile memory device and fabricating method thereof
    • 非易失性存储器件及其制造方法
    • US07439603B2
    • 2008-10-21
    • US11701484
    • 2007-02-02
    • Sung Mun JungJum Soo Kim
    • Sung Mun JungJum Soo Kim
    • H01L23/58
    • H01L27/11568H01L27/115H01L29/66833H01L29/792
    • The present invention provides a non-volatile memory device and fabricating method thereof, by which a cell size can be lowered despite high degree of cell integration and by which the device fabrication is facilitated. The present invention includes at least two trench isolation layers arranged in a device isolation area of a semiconductor substrate, each having a first depth, a first conductive type well arranged between the at least two trench isolation layers to have a second depth smaller than the first depth, a second conductive type source region and a second conductive type drain region arranged in a prescribed upper part of the first conductive type well to be separated from each other by a channel region in-between, an ONO layer on the channel region of the semiconductor substrate, the ONO layer comprising a lower oxide layer, a nitride layer, and an upper oxide layer, and a wordline conductor layer on the ONO layer.
    • 本发明提供了一种非易失性存储器件及其制造方法,通过该非易失性存储器件可以降低电池尺寸,尽管电池集成度高,并且器件制造方便。 本发明包括布置在半导体衬底的器件隔离区域中的至少两个沟槽隔离层,每个具有第一深度,第一导电类型阱布置在所述至少两个沟槽隔离层之间,以具有小于第一深度的第二深度 第二导电型源极区域和第二导电型漏极区域,布置在第一导电类型阱的规定的上部中,通过其间的沟道区域彼此分离,在该沟道区域上的ONO层 半导体衬底,ONO层包括低氧化物层,氮化物层和上部氧化物层,以及ONO层上的字线导体层。
    • 4. 发明授权
    • Non-volatile memory device and fabricating method thereof
    • 非易失性存储器件及其制造方法
    • US07183155B2
    • 2007-02-27
    • US11019299
    • 2004-12-23
    • Sung Mun JungJum Soo Kim
    • Sung Mun JungJum Soo Kim
    • H01L21/8238
    • H01L27/11568H01L27/115H01L29/66833H01L29/792
    • The present invention provides a non-volatile memory device and fabricating method thereof, by which a cell size can be lowered despite high degree of cell integration and by which the device fabrication is facilitated. The present invention includes at least two trench isolation layers arranged in a device isolation area of a semiconductor substrate, each having a first depth, a first conductive type well arranged between the at least two trench isolation layers to have a second depth smaller than the first depth, a second conductive type source region and a second conductive type drain region arranged in a prescribed upper part of the first conductive type well to be separated from each other by a channel region in-between, an ONO layer on the channel region of the semiconductor substrate, the ONO layer comprising a lower oxide layer, a nitride layer, and an upper oxide layer, and a wordline conductor layer on the ONO layer.
    • 本发明提供了一种非易失性存储器件及其制造方法,通过该非易失性存储器件可以降低电池尺寸,尽管电池集成度高,并且器件制造方便。 本发明包括布置在半导体衬底的器件隔离区域中的至少两个沟槽隔离层,每个具有第一深度,第一导电类型阱布置在所述至少两个沟槽隔离层之间,以具有小于第一深度的第二深度 第二导电型源极区域和第二导电型漏极区域,布置在第一导电类型阱的规定的上部中,通过其间的沟道区域彼此分离,在该沟道区域上的ONO层 半导体衬底,ONO层包括低氧化物层,氮化物层和上部氧化物层,以及ONO层上的字线导体层。
    • 5. 发明申请
    • FLASH MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME
    • 闪存存储器件及其制造方法
    • US20070034929A1
    • 2007-02-15
    • US11164605
    • 2005-11-30
    • Joo HwangJum Soo Kim
    • Joo HwangJum Soo Kim
    • H01L29/76
    • H01L27/115H01L27/11521H01L27/11524
    • A flash memory device and method of manufacturing the same includes a string structure having source select lines, a number of word lines and drain select lines, a first insulating film is filled between the word lines, between the word lines and the source select lines and between the word lines and the drain select lines upon formation of a self-aligned contact. A spacer is formed using a second insulating film on sidewalls of the source select lines and the drain select lines. In this case, the first insulating film has a dielectric constant value lower than that of the second insulating film. Accordingly, a stabilized self-aligned contact can be formed, a Vt disturbance phenomenon in a program operation can be minimized, and the operation speed of the device can be improved.
    • 闪存器件及其制造方法包括具有源极选择线,多个字线和漏极选择线的串联结构,在字线之间,字线和源选择线之间填充第一绝缘膜,以及 在形成自对准接触之间的字线和漏极选择线之间。 在源极选择线和漏极选择线的侧壁上使用第二绝缘膜形成间隔物。 在这种情况下,第一绝缘膜的介电常数值低于第二绝缘膜。 因此,可以形成稳定的自对准接触,能够使编程动作中的Vt干扰现象最小化,能够提高装置的动作速度。
    • 6. 发明授权
    • Method of forming gate oxide layer in semiconductor device
    • 在半导体器件中形成栅氧化层的方法
    • US07169670B2
    • 2007-01-30
    • US10880691
    • 2004-06-30
    • Min Kyu LeeHee Hyun ChangJum Soo KimJung Ryul Ahn
    • Min Kyu LeeHee Hyun ChangJum Soo KimJung Ryul Ahn
    • H01L21/336
    • H01L27/11526H01L21/823462H01L27/105H01L27/11534Y10S438/981
    • Provided is related to a method of forming a semiconductor device comprises steps of: providing a semiconductor substrate having a low voltage region and a high voltage region; forming a pad oxide layer and a pad nitride layer in sequence on the semiconductor substrate; removing the pad nitride layer and the pad oxide layer on the semiconductor substrate of the high voltage region, wherein a surface of the semiconductor substrate of the high voltage region is exposed and recessed; forming a sacrificial oxide layer on the surface of the semiconductor substrate of the high voltage region; removing the sacrificial layer; forming a first gate oxide layer on the surface of the semiconductor substrate of the high voltage region; removing the pad oxide layer and the pad nitride layer left on the semiconductor substrate of the low voltage region, wherein a surface of the semiconductor substrate of the low voltage region is exposed and recessed; and forming a second gate oxide layer on the first gate oxide layer and the surface of the semiconductor substrate of the low voltage region.
    • 提供一种形成半导体器件的方法,包括以下步骤:提供具有低电压区域和高电压区域的半导体衬底; 在半导体衬底上依次形成焊盘氧化物层和焊盘氮化物层; 去除高电压区域的半导体衬底上的衬垫氮化物层和衬垫氧化物层,其中高压区域的半导体衬底的表面被暴露和凹陷; 在高电压区域的半导体衬底的表面上形成牺牲氧化物层; 去除牺牲层; 在所述高电压区域的半导体衬底的表面上形成第一栅氧化层; 去除低电压区域的半导体衬底上留下的衬垫氧化物层和衬垫氮化物层,其中低电压区域的半导体衬底的表面露出并凹陷; 以及在所述第一栅极氧化物层和所述低电压区域的所述半导体衬底的表面上形成第二栅极氧化物层。
    • 8. 发明授权
    • Method of manufacturing NAND flash memory device
    • 制造NAND闪存器件的方法
    • US07696074B2
    • 2010-04-13
    • US11446475
    • 2006-06-02
    • Jum Soo KimJung Ryul Ahn
    • Jum Soo KimJung Ryul Ahn
    • H01L21/3205H01L21/4763
    • H01L27/11524H01L21/76897H01L27/115H01L27/11521
    • A method of manufacturing a NAND flash memory device, including the steps of forming gates over a semiconductor substrate; forming a junction region over the semiconductor substrate between the gates; forming a buffer oxide film on the gates and the semiconductor substrate; stripping the buffer oxide film at one side of the gates; forming a nitride film spacers over the sidewalls of the gates; forming a self-aligned contact process (SAC) nitride film and an insulating film over the entire structure; etching regions of the insulating film and the SAC nitride film to form a contact through which the junction region is exposed; and forming a conductive film to bury the contact, thereby forming a contact plug.
    • 一种制造NAND闪存器件的方法,包括在半导体衬底上形成栅极的步骤; 在所述栅极之间的所述半导体衬底上形成结区; 在栅极和半导体衬底上形成缓冲氧化膜; 剥离栅极一侧的缓冲氧化膜; 在栅极的侧壁上形成氮化物膜间隔物; 在整个结构上形成自对准接触工艺(SAC)氮化物膜和绝缘膜; 蚀刻绝缘膜和SAC氮化物膜的区域,以形成接合区域暴露的触点; 并形成导电膜以埋置接触,从而形成接触塞。
    • 9. 发明授权
    • Method of fabricating a non-volatile memory device
    • 制造非易失性存储器件的方法
    • US07465631B2
    • 2008-12-16
    • US11634622
    • 2006-12-06
    • Jung Ryul AhnJum Soo Kim
    • Jung Ryul AhnJum Soo Kim
    • H01L21/336
    • H01L29/42324
    • A non-volatile memory device and a method of manufacturing the same, in which the program speed can be enhanced and the interference phenomenon can be reduced. The non-volatile memory device includes a semiconductor substrate having an active region defined by isolation layers arranged in one direction, a control gate arranged vertically to the direction in which the isolation layers are arranged, a floating gate formed on the active region below the control gate and having a lateral curve so that the floating gate has a width narrowed upwardly, a gate insulating layer formed between the floating gate and the semiconductor substrate, and a dielectric layer formed between the floating gate and the control gate.
    • 一种非易失性存储器件及其制造方法,其中可以提高程序速度并且可以减少干扰现象。 非易失性存储器件包括:半导体衬底,其具有由沿一个方向布置的隔离层限定的有源区;垂直于隔离层布置方向布置的控制栅;形成在控制下方的有源区上的浮置栅 并且具有横向曲线,使得浮动栅极具有向上变窄的宽度,形成在浮置栅极和半导体衬底之间的栅极绝缘层,以及形成在浮动栅极和控制栅极之间的介电层。
    • 10. 发明申请
    • FLASH MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME
    • 闪存存储器件及其制造方法
    • US20080099821A1
    • 2008-05-01
    • US11618675
    • 2006-12-29
    • Jum Soo KimSeok Kiu Lee
    • Jum Soo KimSeok Kiu Lee
    • H01L29/788
    • H01L27/115H01L27/11521H01L27/11524
    • A method of manufacturing semiconductor devices includes providing a semiconductor substrate including first active areas and isolation areas alternately arranged to be parallel to each other and second active areas connecting the first active areas to each other. A tunnel insulating layer, a charge storage layer, and an isolation mask are formed on the semiconductor substrate. The isolation mask, the charge storage layer, the tunnel insulating layer, and the semiconductor substrate are etched to form a trench on the isolation area. An isolation structure is formed on the trench. A dielectric layer, a conductive layer for a control gate, and a hard mask are sequentially formed on a structure that includes the isolation structure. The hard mask, the conductive layer for the control gate, the dielectric layer, and the charge storage layer are patterned to form drain select lines, word lines and source select lines intersecting the first active area. Junction areas are formed on the first active areas through an ion implanting process. A common source is formed on the first active areas and the second active area between adjacent source select lines.
    • 一种制造半导体器件的方法包括提供半导体衬底,该半导体衬底包括交替布置为彼此平行的第一有源区和隔离区以及将第一有源区彼此连接的第二有源区。 隧道绝缘层,电荷存储层和隔离掩模形成在半导体衬底上。 蚀刻隔离掩模,电荷存储层,隧道绝缘层和半导体衬底,以在隔离区域上形成沟槽。 隔离结构形成在沟槽上。 介电层,用于控制栅极的导电层和硬掩模依次形成在包括隔离结构的结构上。 将硬掩模,用于控制栅极的导电层,电介质层和电荷存储层图案化以形成与第一有源区相交的漏极选择线,字线和源选择线。 通过离子注入工艺在第一有源区上形成接合区域。 在相邻的源选择线之间的第一有源区和第二有源区上形成公共源。