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    • 41. 发明授权
    • Control circuit of read operation for semiconductor memory apparatus
    • 半导体存储装置读操作的控制电路
    • US08064277B2
    • 2011-11-22
    • US12493647
    • 2009-06-29
    • Kwi Dong Kim
    • Kwi Dong Kim
    • G11C7/00
    • G11C7/1039G11C7/1051G11C7/1066G11C7/1069G11C7/1078G11C7/1096G11C7/22G11C7/222
    • A control circuit for a read operation of a SERDES (SERializer and DESeriallizer) type semiconductor memory apparatus is disclosed that includes a first delay unit that is configured to generate and output a first delay signal to a first global input/output line driver by receiving a sensing-enable signal ‘IOSTB’, and to generate and output a second delay signal to a second global input/output line driver by receiving the sensing-enable signal. The first delay unit generates the second delay signal by delaying the sensing-enable signal in synchronization with a clock. The semiconductor memory apparatus also includes a second delay unit configured to generate a pipe latch control signal in response to the first delay signal and the second delay signal.
    • 公开了一种用于SERDES(串行器和解调器)型半导体存储装置的读取操作的控制电路,其包括第一延迟单元,其被配置为通过接收第一延迟单元生成第一延迟信号并将其输出到第一全局输入/ 感测使能信号“IOSTB”,并且通过接收感测使能信号来产生并将第二延迟信号输出到第二全局输入/输出线路驱动器。 第一延迟单元通过与时钟同步地延迟感测使能信号来产生第二延迟信号。 半导体存储装置还包括第二延迟单元,其被配置为响应于第一延迟信号和第二延迟信号产生管锁存控制信号。
    • 42. 发明授权
    • Apparatus for controlling I/O strobe signal in semiconductor memory apparatus
    • 用于在半导体存储装置中控制I / O选通信号的装置
    • US07978553B2
    • 2011-07-12
    • US12493354
    • 2009-06-29
    • Kwi Dong Kim
    • Kwi Dong Kim
    • G11C7/02
    • G11C7/08G11C7/1051G11C7/1066G11C7/1069G11C7/18
    • A sensing enable signal control circuit determines a driving timing of an I/O sense amplifier based on a read-out result of data, which is stored in a dummy cell of a semiconductor memory apparatus. The sensing enable signal control circuit in a semiconductor memory apparatus includes a detection code generating unit configured to output a detection code according to a voltage level of dummy cell data, which are read out from a dummy cell through at least one read operation, in response to a column select enable signal, and a multiplexer configured to receive the detection code and a default code and output a delay code to delay a sensing enable signal.
    • 感测使能信号控制电路基于存储在半导体存储装置的虚拟单元中的数据的读出结果来确定I / O读出放大器的驱动定时。 半导体存储装置中的感测使能信号控制电路包括:检测码生成单元,被配置为根据虚拟小区数据的电压电平输出检测码,所述虚拟小区数据通过至少一个读取操作从虚拟小区读出;响应 以及多路复用器,被配置为接收检测码和默认码,并输出延迟码以延迟感测使能信号。