会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 3. 发明授权
    • Nonvolatile semiconductor memory device with twin-well
    • 具有双阱的非易失性半导体存储器件
    • US08008703B2
    • 2011-08-30
    • US12175201
    • 2008-07-17
    • Mitsuhiro NoguchiMinori Kajimoto
    • Mitsuhiro NoguchiMinori Kajimoto
    • H01L29/788
    • H01L27/11546H01L27/105H01L27/11526
    • A nonvolatile semiconductor memory device includes a first well of a first conductivity type, which is formed in a semiconductor substrate of the first conductivity type, a plurality of memory cell transistors that are formed in the first well, a second well of a second conductivity type, which includes a first part that surrounds a side region of the first well and a second part that surrounds a lower region of the first well, and electrically isolates the first well from the semiconductor substrate, and a third well of the second conductivity type, which is formed in the semiconductor substrate. The third well has a less depth than the second part of the second well.
    • 非易失性半导体存储器件包括形成在第一导电类型的半导体衬底中的第一导电类型的第一阱,形成在第一阱中的多个存储单元晶体管,第二导电类型的第二阱 ,其包括围绕第一阱的侧部区域的第一部分和围绕第一阱的下部区域的第二部分,并且将第一阱与半导体衬底以及第二导电类型的第三阱电隔离, 其形成在半导体衬底中。 第三井具有比第二井的第二部分更少的深度。
    • 10. 发明申请
    • Semiconductor device and method of manufacturing the same
    • 半导体装置及其制造方法
    • US20060244094A1
    • 2006-11-02
    • US11412951
    • 2006-04-28
    • Minori KajimotoMitsuhiro Noguchi
    • Minori KajimotoMitsuhiro Noguchi
    • H01L29/00H01L21/4763
    • H01L27/105H01L21/76807H01L27/11526H01L27/11546H01L29/78
    • A semiconductor device including a semiconductor substrate of a first conductive type; a first semiconductor region of the first conductive type formed on the semiconductor substrate; a second semiconductor region of a second conductive type formed on the semiconductor substrate; a low-threshold low-voltage transistor formed on the semiconductor substrate; a high-threshold low-voltage transistor formed on the first semiconductor substrate; the high-threshold low-voltage transistor and the low-threshold low-voltage transistors formed on the second semiconductor substrate; an element isolation region formed on the semiconductor substrate to isolate elements; wherein a transistor forming region of the low-threshold low-voltage transistor in the semiconductor substrate is surrounded by the first semiconductor region.
    • 一种半导体器件,包括第一导电类型的半导体衬底; 形成在半导体衬底上的第一导电类型的第一半导体区域; 形成在所述半导体衬底上的第二导电类型的第二半导体区域; 形成在半导体基板上的低阈值低压晶体管; 形成在第一半导体衬底上的高阈值低压晶体管; 形成在第二半导体衬底上的高阈值低压晶体管和低阈值低压晶体管; 形成在所述半导体衬底上以隔离元件的元件隔离区; 其中半导体衬底中的低阈值低压晶体管的晶体管形成区域被第一半导体区域包围。