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    • 4. 发明授权
    • On-die-termination control circuit and method
    • 片上终端控制电路及方法
    • US07671622B2
    • 2010-03-02
    • US12157285
    • 2008-06-09
    • Seung-Min OhHo-Youb Cho
    • Seung-Min OhHo-Youb Cho
    • H03K17/16H03K19/003
    • H03K19/0005H03K19/017
    • On-die-termination control circuit includes a mode detecting unit for detecting a power-down mode and a power-down delay configured to delay an on/off control signal in the power-down mode. On-die-termination control circuit provided a shift register configured to delay an on/off control signal in synchronization with shift clocks in a non-power-down mode, and transfer the on/off control signal as received without delay in a power-down mode, a power-down delay configured to delay the on/off control signal in the power-down mode, and not to delay the on/off control signal in the non-power-down mode and a controller configured to control enabling/disabling of an on-die-termination operation according to information about enable/disable timing of an on-die-termination operation provided by the on/off control signal that have passed through the shift register and the power-down delay.
    • 片上终端控制电路包括用于检测掉电模式的模式检测单元和被配置为在断电模式下延迟开/关控制信号的掉电延迟。 片上终端控制电路设置有移位寄存器,其被配置为在非掉电模式下与移位时钟同步地延迟导通/截止控制信号,并且在不断电的情况下传送接收无延迟的接通/断开控制信号, 断电延迟,被配置为在掉电模式下延迟开/关控制信号,并且不在非掉电模式下延迟开/关控制信号;以及控制器,被配置为控制使能/ 根据由通过移位寄存器的通/断控制信号提供的片上终止操作的使能/禁止定时的信息以及断电延迟来禁止片上终止操作。
    • 8. 发明授权
    • Integrated circuit, system including the same, memory, and memory system
    • 集成电路,系统包括相同的内存和内存系统
    • US08611161B2
    • 2013-12-17
    • US13334016
    • 2011-12-21
    • Seung-Min Oh
    • Seung-Min Oh
    • G11C7/10
    • G11C7/1084G11C7/1093G11C7/222
    • A system includes integrated circuit chip including a first buffer configured to receive signals and a second buffer configured to receive signals, wherein the first buffer receives signals of a higher frequency than the second buffer, a controller chip configured to control the integrated circuit chip, an I/O channel formed between the controller chip and the integrated circuit chip to transfer a first signal and a second speed signal, wherein the first signal has a higher frequency than the second signal, and a status channel formed between the controller chip and the integrated circuit chip to transfer at least one status signal, wherein the integrated circuit chip is configured to select one of the first buffer and the second buffer and actives the selected buffer in response to the at least one status signal and receive a signal transferred through the I/O channel.
    • 一种系统包括:集成电路芯片,包括被配置为接收信号的第一缓冲器和被配置为接收信号的第二缓冲器,其中所述第一缓冲器接收比所述第二缓冲器更高频率的信号;控制器芯片,被配置为控制所述集成电路芯片, I / O通道形成在控制器芯片和集成电路芯片之间以传送第一信号和第二速度信号,其中第一信号具有比第二信号更高的频率,以及在控制器芯片和集成电路之间形成的状态通道 电路芯片以传送至少一个状态信号,其中所述集成电路芯片被配置为响应于所述至少一个状态信号选择所述第一缓冲器和所述第二缓冲器中的一个并且激活所选择的缓冲器,并且接收通过所述I / O通道。
    • 9. 发明授权
    • Sense amplifier driving control circuit and method
    • 感应放大器驱动控制电路及方法
    • US07876635B2
    • 2011-01-25
    • US12427934
    • 2009-04-22
    • Seung-Min Oh
    • Seung-Min Oh
    • G11C7/00
    • G11C7/08G11C7/1045G11C11/4074G11C11/4091
    • A sense amplifier driving control circuit has a stable discharge characteristic by differently controlling the discharge of a node having a driving voltage according to the change of an organization of a semiconductor memory device. The sense amplifier driving control circuit includes a pull-down driving block configured to provide a pull-down voltage for a pull-down operation of the sense amplifier, a pull-up driving block configured to sequentially provide a first voltage for the overdrive and a second voltage for the normal drive as a pull-up voltage for a pull-up operation of the sense amplifier, wherein a voltage level of the second voltage is lower than that of the first voltage, and a discharging block configured to discharge the node having the second voltage by controlling a amount of the discharging according to an organization of the semiconductor memory device.
    • 读出放大器驱动控制电路具有稳定的放电特性,通过根据半导体存储器件的组织变化来不同地控制具有驱动电压的节点的放电。 读出放大器驱动控制电路包括下拉驱动块,其被配置为提供用于读出放大器的下拉操作的下拉电压,上拉驱动块被配置为顺序地提供用于过驱动的第一电压和 用于正常驱动的第二电压作为用于读出放大器的上拉操作的上拉电压,其中第二电压的电压电平低于第一电压的电压电平,以及放电块,其被配置为对具有 通过根据半导体存储器件的组织控制放电量来控制第二电压。
    • 10. 发明申请
    • Test mode controller
    • 测试模式控制器
    • US20070070742A1
    • 2007-03-29
    • US11529274
    • 2006-09-29
    • Seung-Min Oh
    • Seung-Min Oh
    • G11C29/00
    • G11C29/46G11C29/006G11C29/14
    • A test mode controller is capable of reducing a chip area and unnecessary current consumption by integrally constructing latch units of the two test circuits. The test mode controller includes a test control block for determining a test mode between a programmable test and a wafer burn-in test to generate a reset signal and a control signal generating block for receiving a plurality of input signals activated in a wafer burn-in test to generate a plurality of test control signals in response to the reset signal and a programmable test signal activated in a programmable stress test.
    • 测试模式控制器能够通过整合构成两个测试电路的锁存单元来减少芯片面积和不必要的电流消耗。 测试模式控制器包括用于确定可编程测试和晶片老化测试之间的测试模式以产生复位信号的测试控制块,以及用于接收在晶片老化中激活的多个输入信号的控制信号生成模块 测试以响应于复位信号和在可编程压力测试中激活的可编程测试信号来产生多个测试控制信号。