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    • 21. 发明授权
    • Semiconductor memory device and portable electronic apparatus
    • 半导体存储器件和便携式电子设备
    • US07064982B2
    • 2006-06-20
    • US10844562
    • 2004-05-13
    • Yoshifumi YaoiHiroshi IwataAkihide ShibataYoshinao MorikawaMasaru Nawaki
    • Yoshifumi YaoiHiroshi IwataAkihide ShibataYoshinao MorikawaMasaru Nawaki
    • G11C16/04
    • H01L29/792G11C16/0408H01L21/28282
    • A semiconductor memory device includes a memory cell including a gate electrode formed on a semiconductor layer via a gate insulating film, a channel region disposed under the gate electrode, diffusion regions disposed on both sides of the channel region and having a conductive type opposite to that of the channel region, and memory functional units formed on both sides of the gate electrode and having a function of retaining charges; a switching transistor circuit including a negative voltage switching circuit for applying a negative voltage to the gate electrode of the memory cell, and a switching transistor connected to an output of the negative voltage switching circuit and a first voltage source for outputting a voltage having a voltage level lower than zero volt; a pull-up circuit connected to a control terminal of the switching transistor and selectively connected to a second voltage source for outputting a voltage having a voltage level higher than zero volt; and a pull-down circuit connected to the first voltage source and the control terminal of the switching transistor.
    • 一种半导体存储器件包括:存储单元,包括通过栅极绝缘膜形成在半导体层上的栅极电极,设置在栅极电极下方的沟道区域,设置在沟道区域两侧的扩散区域,并且具有与该沟道区域相反的导电类型 以及形成在栅电极的两侧并具有保持电荷的功能的存储功能单元; 开关晶体管电路,包括用于向存储单元的栅电极施加负电压的负电压切换电路,以及连接到负电压开关电路的输出的开关晶体管和用于输出具有电压的电压的第一电压源 电平低于零伏; 连接到所述开关晶体管的控制端子并且选择性地连接到用于输出具有高于零伏的电压电平的电压的第二电压源的上拉电路; 以及连接到开关晶体管的第一电压源和控制端子的下拉电路。
    • 22. 发明授权
    • Semiconductor memory device and portable electronic apparatus
    • 半导体存储器件和便携式电子设备
    • US07023731B2
    • 2006-04-04
    • US10849481
    • 2004-05-18
    • Koji HamaguchiMasaru NawakiYoshinao MorikawaHiroshi IwataAkihide Shibata
    • Koji HamaguchiMasaru NawakiYoshinao MorikawaHiroshi IwataAkihide Shibata
    • G11C16/04
    • G11C29/46G11C16/04G11C16/06G11C29/14
    • A semiconductor memory device including: a memory cell array in which memory cells are arranged; a plurality of terminals for accepting commands issued by an external user; a command interface circuit for interfacing between the external user and the memory cell array; a write state machine for controlling the programming and erasing operations; and an output circuit for outputting an internal signal to the plurality of terminals, wherein the memory cell includes a gate electrode formed over a semiconductor layer via a gate insulating film, a channel region disposed below the gate electrode, diffusion regions disposed on both sides of the channel region and having a conductive type opposite to that of the channel region, and memory functional elements formed on both sides of the gate electrode and having the function of retaining charges.
    • 一种半导体存储器件,包括:存储单元阵列,其中存储单元被布置; 用于接受外部用户发出的命令的多个终端; 用于在外部用户和存储单元阵列之间进行接口的命令接口电路; 用于控制编程和擦除操作的写状态机; 以及输出电路,用于向所述多个端子输出内部信号,其中所述存储单元包括通过栅极绝缘膜形成在半导体层上的栅极电极,设置在所述栅极电极下方的沟道区域,设置在所述栅极绝缘膜两侧的扩散区域 所述沟道区域具有与沟道区的导电类型相反的导电类型,以及形成在栅电极的两侧上并具有保持电荷的功能的存储功能元件。
    • 23. 发明授权
    • Semiconductor storage device and portable electronic equipment having the same
    • 半导体存储装置和具有该半导体存储装置的便携式电子设备
    • US06985397B2
    • 2006-01-10
    • US10808581
    • 2004-03-25
    • Kei TokuiHiroshi IwataYoshifumi YaoiAkihide ShibataMasaru Nawaki
    • Kei TokuiHiroshi IwataYoshifumi YaoiAkihide ShibataMasaru Nawaki
    • G11C7/00G11C16/04
    • G11C16/30
    • A semiconductor storage device has a variable-stage charge pump, and a memory cell array to which an output from an output line of the variable-stage charge pump is fed. In the variable-stage charge pump, first and second charge pumps are connected in parallel between a common input bus and a common output bus. A first n-channel MOSFET is provided on a line connecting an output terminal of the first charge pump and the common output bus, and another n-channel MOSFET is provided on a line connecting the second charge pump and the common output bus. First switches are provided between the output terminal of the first charge pump and the first n-channel MOSFET, and between the input terminal of the second charge pump and the second switch. A second switch is provided on a line connecting an input terminal of the second charge pump and the common input bus.
    • 半导体存储装置具有可变级电荷泵以及来自可变级电荷泵的输出线的输出的存储单元阵列。 在可变级电荷泵中,第一和第二电荷泵在公共输入总线和公共输出总线之间并联连接。 在连接第一电荷泵的输出端和公共输出总线的线路上设置第一n沟道MOSFET,并且在连接第二电荷泵和公共输出总线的线路上提供另一n沟道MOSFET。 第一开关设置在第一电荷泵的输出端和第一n沟道MOSFET之间,以及第二电荷泵的输入端和第二开关之间。 在连接第二电荷泵的输入端和公共输入总线的线路上设置有第二开关。
    • 30. 发明授权
    • Display driver, display device, and portable electronic apparatus
    • 显示驱动器,显示设备和便携式电子设备
    • US07271799B2
    • 2007-09-18
    • US10844567
    • 2004-05-13
    • Hiroshi IwataAkihide Shibata
    • Hiroshi IwataAkihide Shibata
    • G09G5/00
    • H01L29/66833G09G3/20H01L21/28282H01L29/792
    • A display driver includes a display driving part for receiving image data and outputting a drive signal to a display panel; a nonvolatile memory part for storing control information for controlling output of the display driving part; and a control part for controlling output of the display driving part on the basis of the control information, wherein the nonvolatile memory part has a nonvolatile memory cell, and the nonvolatile memory cell includes a gate electrode formed on a semiconductor layer via a gate insulating film, a channel region disposed under the gate electrode, diffusion regions disposed on both sides of the channel region and having a conductive type opposite to that of the channel region, and memory functional units formed on both sides of the gate electrode and having a function for retaining charges.
    • 显示驱动器包括用于接收图像数据并向显示面板输出驱动信号的显示驱动部分; 非易失性存储器部分,用于存储用于控制显示驱动部分的输出的控制信息; 以及控制部分,用于根据控制信息控制显示驱动部分的输出,其中非易失性存储器部分具有非易失性存储单元,并且非易失性存储单元包括通过栅极绝缘膜形成在半导体层上的栅电极 设置在所述栅电极下方的沟道区域,设置在所述沟道区域的两侧且具有与沟道区域相反的导电类型的扩散区域,以及形成在所述栅极电极两侧的存储功能单元, 保留费用。