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    • 1. 发明授权
    • Nonvolatile semiconductor memory device and nonvolatile semiconductor memory system
    • 非易失性半导体存储器件和非易失性半导体存储器系统
    • US07986557B2
    • 2011-07-26
    • US12533529
    • 2009-07-31
    • Naoya TokiwaShigeo Ohshima
    • Naoya TokiwaShigeo Ohshima
    • G11C16/04G11C5/14
    • G11C16/30G11C5/143G11C5/145G11C8/06G11C8/10G11C16/0483
    • A memory may include word lines; bit lines; cells provided corresponding to intersections between the word lines and the bit lines; sense amplifiers detecting data; a column decoder selecting a certain bit line for the sense amplifiers to output read data or receive write data; a row decoder configured to select a certain word line; a charge pump supplying power to the sense amplifiers, the column decoder, and the row decoder; a logic circuit controlling the sense amplifiers, the column decoder, and the row decoder based on an address selecting the memory cells; a first power source input applying a voltage to the logic circuit; and a second power source input applying a voltage higher than a voltage of the first power source input to the charge pump, and to supply power to the charge pump at least at a data reading time and a data writing time.
    • 存储器可以包括字线; 位线 对应于字线和位线之间的交点提供的单元; 感测放大器检测数据; 选择用于读出放大器的特定位线以输出读取数据或接收写入数据的列解码器; 行解码器,被配置为选择某个字线; 电荷泵向读出放大器,列解码器和行解码器供电; 基于选择存储器单元的地址来控制读出放大器,列解码器和行解码器的逻辑电路; 向逻辑电路施加电压的第一电源输入; 以及施加比所述第一电源输入的电压高于所述电荷泵的电压的第二电源输入,以及至少在数据读取时和数据写入时间向所述电荷泵供电。
    • 10. 发明授权
    • Three-dimensionally stacked nonvolatile semiconductor memory
    • 三维堆叠的非易失性半导体存储器
    • US08228733B2
    • 2012-07-24
    • US13164938
    • 2011-06-21
    • Naoya TokiwaHideo Mukai
    • Naoya TokiwaHideo Mukai
    • G11C11/34
    • G11C16/0483G11C8/08G11C16/08G11C16/30G11C29/028G11C2029/1202H01L27/11578H01L27/11582
    • A three-dimensionally stacked nonvolatile semiconductor memory of an aspect of the present invention including conductive layers stacked on a semiconductor substrate in such a manner as to be insulated from one another, a bit line which is disposed on the stacked conductive layers, a semiconductor column which extends through the stacked conductive layers, word lines for which the stacked conductive layers except for the uppermost and lowermost conductive layers are used and which have a plate-like planar shape, memory cells provided at intersections of the word lines and the semiconductor column, a register circuit which has information to supply a potential suitable for each of the word lines, and a potential control circuit which reads the information retained in the register circuit in accordance with an input address signal of a word line and which supplies a potential suitable for the word line corresponding to the address signal.
    • 本发明的一个方面的三维叠层的非易失性半导体存储器包括以彼此绝缘的方式堆叠在半导体衬底上的导电层,布置在层叠的导电层上的位线,半导体柱 其延伸穿过堆叠的导电层,使用除了最上面和最下面的导电层之外的层叠的导电层并且具有板状平面形状的字线,设置在字线和半导体柱的交叉处的存储单元, 具有提供适于每个字线的电位的信息的寄存器电路以及根据字线的输入地址信号读取保存在寄存器电路中的信息的电位控制电路,并提供适于 对应于地址信号的字线。