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    • 1. 发明授权
    • Semiconductor memory devices
    • 半导体存储器件
    • US4799193A
    • 1989-01-17
    • US917042
    • 1986-10-09
    • Fumio HoriguchiYasuo ItohMitsugi OguraMasaki Momodomi
    • Fumio HoriguchiYasuo ItohMitsugi OguraMasaki Momodomi
    • G11C11/404G11C11/407G11C11/4074G11C11/24
    • G11C11/4074
    • A semiconductor memory device having at least one memory cell array block with a plurality of memory cells formed at the surface of a semiconductor substrate. Each memory cell includes a transistor and memory capacitor. The device further has a plurality of word lines for addressing the memory cells, a plurality of bit lines for reading from and writing to the memory capacitors, at least one cell plate formed on the semiconductor substrate, the cell plate forming a common electrode of the memory capacitors, a cell plate voltage generator for supplying a voltage of a level between the supply voltage and the ground voltage to the cell plate, and a control circuit for controlling the output impedance of the cell plate voltage generating unit.
    • 一种半导体存储器件,具有至少一个具有形成在半导体衬底的表面处的多个存储单元的存储单元阵列块。 每个存储单元包括晶体管和存储电容器。 该装置还具有用于寻址存储单元的多条字线,用于从存储电容器读取和写入存储电容器的多条位线,形成在半导体衬底上的至少一个单元板,形成公共电极的单元板 存储电容器,用于向电池板提供电源电压和接地电压之间的电平的电池板电压发生器,以及用于控制电池板电压产生单元的输出阻抗的控制电路。