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    • 1. 发明申请
    • NON-VOLATILE MEMORY DEVICE, NON-VOLATILE MEMORY SYSTEM AND CONTROL METHOD FOR THE NON-VOLATILE MEMORY DEVICE
    • 非易失性存储器件,非易失性存储器系统和非易失性存储器件的控制方法
    • US20080247233A1
    • 2008-10-09
    • US12058471
    • 2008-03-28
    • Shozo KawabataSooyong Park
    • Shozo KawabataSooyong Park
    • G11C16/04G11C8/00G11C5/14
    • G11C16/0491G11C16/26
    • A nonvolatile memory device which can reduce consumption current and shorten access time and a control method thereof is provided. The nonvolatile memory device 1 comprises a booster controller circuit 10, a booster circuit 20, a level-shifting circuit 30, a Y-decoder 40, and a main circuit 50. A NAND gate ND1, a NOR gate NR1, and a NOR gate NR2 provided in the booster controller circuit 10 output kick signals KICK0 to KICK2. The booster circuit 20 comprises boosting systems B0, B1, B2 which respectively receive the kick signals KICK0, KICK1, and KICK2. The kick signals KICK0 and KICK1 outputted from the NAND gate ND1 and the NOR gate NR1 make transition to high level in accordance with the transition of column address coladd from address 7 to 8. Therefore, the boosting system B0 is activated in addition to the boosting system B1.
    • 提供一种能够降低消耗电流并缩短访问时间的非易失性存储装置及其控制方法。 非易失性存储器件1包括升压控制器电路10,升压电路20,电平移位电路30,Y解码器40和主电路50。 在升压控制电路10中设置的NAND门ND1,NOR门NR1,NOR门NR2输出启动信号KICK0〜KICK2。 升压电路20包括分别接收启动信号KICK 0,KICK 1和KICK 2的升压系统B 0,B 1,B 2。 从与非门ND 1和或非门NR 1输出的触发信号KICK 0和KICK 1根据从地址7到8的列地址的转换转换到高电平。 因此,升压系统B 0除了升压系统B1之外也被激活。