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    • 1. 发明授权
    • Semiconductor memory input/output device
    • 半导体存储器输入/输出装置
    • US08009504B2
    • 2011-08-30
    • US12339389
    • 2008-12-19
    • Sung-Joo HaHo-Youb Cho
    • Sung-Joo HaHo-Youb Cho
    • G11C8/00
    • G11C7/1045G11C7/1051G11C7/1057G11C7/1066G11C7/1078G11C7/1084G11C7/1093G11C7/22
    • A semiconductor memory input/output device includes selection pads used to input and output signals for multiple operation modes and having multiple functions, a control signal generator for outputting setting signals and a mask control signal, a lower input/output unit including a lower output buffer for outputting a read data strobe signal to a selection pad and a lower input buffer for receiving a lower data mask signal from the selection pad, and selecting one operation of the lower output buffer and the lower input buffer, and an upper input/output unit including an upper output buffer for outputting an inverted read data strobe signal to the second selection pad and an upper input buffer for receiving an upper data mask signal from the second selection pad, and selecting one operation of the upper output buffer and the upper input buffer.
    • 半导体存储器输入/输出装置包括用于输入和输出用于多个操作模式的信号并具有多个功能的选择焊盘,用于输出设置信号的控制信号发生器和掩模控制信号,包括下部输出缓冲器 用于将选择焊盘的读取数据选通信号输出到选择焊盘的下部数据屏蔽信号,以及选择下部输出缓冲器和下部输入缓冲器的一个动作,以及上部输入输出部 包括用于向第二选择焊盘输出反转的读数据选通信号的上输出缓冲器和用于从第二选择焊盘接收上数据掩码信号的上输入缓冲器,以及选择上输出缓冲器和上输入缓冲器的一个操作 。
    • 3. 发明授权
    • Semiconductor memory device
    • 半导体存储器件
    • US07573757B2
    • 2009-08-11
    • US12073294
    • 2008-03-04
    • Sung-Joo HaHo-Youb Cho
    • Sung-Joo HaHo-Youb Cho
    • G11C11/063
    • G11C7/1078G11C7/1048G11C7/1087G11C7/1093G11C7/1096
    • Disclosed herein is a semiconductor memory device for reducing a current consumption used for operating a write command or a read command. The semiconductor memory device includes a global data latch unit for latching a global data loaded on a global data line in response to a first write enable signal to thereby generate a global latch data; a local data write driving unit for receiving the global latch data to output a local data to a local data line in response to a second write enable signal; and a write driver control unit for generating the first write enable signal and the second write enable signal to inactivate the first write enable signal when a write operation is not performed.
    • 这里公开了一种用于减少用于操作写入命令或读取命令的电流消耗的半导体存储器件。 半导体存储器件包括全局数据锁​​存单元,用于响应于第一写使能信号来锁存加载在全局数据线上的全局数据,从而生成全局锁存数据; 本地数据写驱动单元,用于接收全局锁存数据,以响应于第二写使能信号将本地数据输出到本地数据线; 以及写入驱动器控制单元,用于在不执行写入操作时产生第一写入使能信号和第二写入使能信号以使第一写入使能信号失活。
    • 6. 发明授权
    • Semiconductor memory device
    • 半导体存储器件
    • US07359256B2
    • 2008-04-15
    • US11312610
    • 2005-12-21
    • Sung-Joo HaHo-Youb Cho
    • Sung-Joo HaHo-Youb Cho
    • G11C7/00
    • G11C7/1078G11C7/1048G11C7/1087G11C7/1093G11C7/1096
    • Disclosed herein is a semiconductor memory device for reducing a current consumption used for operating a write command or a read command. The semiconductor memory device includes a global data latch unit for latching a global data loaded on a global data line in response to a first write enable signal to thereby generate a global latch data; a local data write driving unit for receiving the global latch data to output a local data to a local data line in response to a second write enable signal; and a write driver control unit for generating the first write enable signal and the second write enable signal to inactivate the first write enable signal when a write operation is not performed.
    • 这里公开了一种用于减少用于操作写入命令或读取命令的电流消耗的半导体存储器件。 半导体存储器件包括全局数据锁​​存单元,用于响应于第一写使能信号来锁存加载在全局数据线上的全局数据,从而生成全局锁存数据; 本地数据写驱动单元,用于接收全局锁存数据,以响应于第二写使能信号将本地数据输出到本地数据线; 以及写入驱动器控制单元,用于在不执行写入操作时产生第一写入使能信号和第二写入使能信号以使第一写入使能信号失活。
    • 7. 发明授权
    • Local input/output line precharge circuit of semiconductor memory device
    • 半导体存储器件本地输入/输出线预充电电路
    • US07161860B2
    • 2007-01-09
    • US11115373
    • 2005-04-27
    • Sung Joo HaHo Youb Cho
    • Sung Joo HaHo Youb Cho
    • G11C7/00
    • G11C7/12
    • A local input/output line precharge circuit of a semiconductor memory device comprises a precharge control unit, an equalization unit and a data output unit. The precharge control unit outputs a precharge control signal to precharge a pair of local input/output lines in response to a continuous write signal activated when a write operation continues. The equalization unit precharges and equalizing the pair of local input/output lines in response to the precharge control signal. The data output unit outputs data signals of a pair of global input/output lines to the pair of local input/output lines in response to output signal from the equalization unit. In the circuit, a local input/output line precharge operation is not performed at a continuous write mode, thereby reducing current consumption.
    • 半导体存储器件的本地输入/输出线预充电电路包括预充电控制单元,均衡单元和数据输出单元。 预充电控制单元输出预充电控制信号,以便在写入操作继续时响应于激活的连续写入信号对一对本地输入/输出线进行预充电。 均衡单元响应于预充电控制信号对一对本地输入/输出线进行预充电和均衡。 数据输出单元响应于来自均衡单元的输出信号,将一对全局输入/输出线的数据信号输出到一对本地输入/输出线。 在该电路中,在连续写入模式下不执行局部输入/输出线预充电操作,从而减少电流消耗。
    • 9. 发明授权
    • Semiconductor memory device and method of precharging the same with a first and second precharge voltage simultaneously applied to a bit line
    • 半导体存储器件及其对第一和第二预充电电压进行预充电同时施加到位线的方法
    • US08351274B2
    • 2013-01-08
    • US12981927
    • 2010-12-30
    • Sung Joo HaYoung Soo Park
    • Sung Joo HaYoung Soo Park
    • G11C16/24
    • G11C16/06G11C16/26G11C16/32
    • A semiconductor memory device includes a memory string coupled between a common source line and a bit line, a page buffer configured to supply a first precharge voltage to the bit line and to latch data corresponding to a threshold voltage level of a memory cell of the memory string, wherein the data is detected according to a shift in a voltage of the bit line, in a precharge operation, a precharge circuit configured to supply a second precharge voltage to the common source line in the precharge operation, and a voltage supply circuit configured to generate operating voltages for turning on the memory string in the precharge operation. While the first precharge voltage is supplied from the page buffer to the bit line, the second precharge voltage is supplied to the bit line through the memory string.
    • 半导体存储器件包括耦合在公共源极线和位线之间的存储器串,被配置为向位线提供第一预充电电压并锁存对应于存储器的存储器单元的阈值电压电平的数据的页缓冲器 串,其中在预充电操作中根据位线的电压的偏移检测数据;预充电电路,被配置为在预充电操作中向公共源极线提供第二预充电电压;以及电压供给电路, 以在预充电操作中产生用于接通存储器串的工作电压。 当第一预充电电压从页缓冲器提供到位线时,第二预充电电压通过存储器串提供给位线。