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    • 4. 发明申请
    • DATA OUTPUT CIRCUIT OF SEMICONDUCTOR MEMORY APPARATUS
    • 半导体存储器的数据输出电路
    • US20120044780A1
    • 2012-02-23
    • US12983185
    • 2010-12-31
    • Yong Mi KIMJeong Hun LEE
    • Yong Mi KIMJeong Hun LEE
    • G11C8/18
    • G11C7/1057G11C7/1066G11C8/18
    • A data output circuit of a semiconductor memory apparatus includes: a data control driver configured to drive rising data and falling data to output control rising data and control falling data or drive level data to output the control rising data and the control falling data, in response to an output level test signal; a DLL clock control unit configured to drive a rising clock and a falling clock to output a control rising clock and a control falling clock in response to an enable signal and the output level test signal; and a clock synchronization unit configured to synchronize the control rising data and the control falling data with the control rising clock and the control falling clock to output serial rising data and serial falling data.
    • 半导体存储装置的数据输出电路包括:数据控制驱动器,被配置为驱动上升数据和下降数据以输出控制上升数据并控制下降数据或驱动电平数据以输出控制上升数据和控制下降数据 到输出电平测试信号; DLL时钟控制单元,被配置为响应于使能信号和输出电平测试信号驱动上升时钟和下降时钟以输出控制上升时钟和控制下降时钟; 以及时钟同步单元,被配置为使控制上升数据和控制下降数据与控制上升时钟和控制下降时钟同步,以输出串行上升数据和串行下降数据。
    • 7. 发明申请
    • Semiconductor memory device
    • 半导体存储器件
    • US20070002988A1
    • 2007-01-04
    • US11321454
    • 2005-12-30
    • Yong-Mi Kim
    • Yong-Mi Kim
    • H04L7/00
    • G11C7/1051G11C7/1057
    • A semiconductor memory device according to the present invention can change adjusting timing of ODT operation in convenience and have an optimized ODT timing whether the semiconductor memory device is putted on ether rank of a module. The present invention includes an impedance adjusting unit for adjusting an impedance value of an input pad in response to an impedance selecting signal; an ODT operating control unit for controlling the impedance adjusting unit as generating the impedance selection signal using an decoding signal and an ODT timing signal; a delay adjusting unit for delaying an internal control clock for a predetermined timing to thereby generate the ODT timing signal; and an ODT timing control unit for controlling the delay adjusting unit to decide the value of the predetermined timing according to whether or not the semiconductor memory device is arranged to a first rank or a second rank in a module.
    • 根据本发明的半导体存储器件可以方便地改变ODT操作的调整定时,并且具有优化的ODT时序,无论半导体存储器件是否被放置在模块的以太等级。 本发明包括:阻抗调整单元,用于响应于阻抗选择信号调整输入焊盘的阻抗值; ODT操作控制单元,用于使用解码信号和ODT定时信号来控制阻抗调节单元生成阻抗选择信号; 延迟调整单元,用于将内部控制时钟延迟预定定时,从而产生ODT定时信号; 以及ODT定时控制单元,用于根据半导体存储器件是否被布置成模块中的第一等级或第二等级,来控制延迟调整单元来确定预定定时的值。
    • 8. 发明申请
    • On-die termination apparatus
    • 片上终端设备
    • US20060255830A1
    • 2006-11-16
    • US11478084
    • 2006-06-30
    • Yong-Mi Kim
    • Yong-Mi Kim
    • H03K19/003
    • H04L25/0298G11C7/1048G11C7/1066G11C29/02G11C29/025G11C29/50008
    • An on-die termination apparatus guarantees a desirable spec margin by separately controlling pull-up transistors and pull-down transistors provided in a main on-die termination block. The on-die termination circuit includes an extended mode register set decoding unit for decoding an inputted address to output a plurality of decoding signals to set a termination impedance; an ODT control unit for selectively activating a plurality of pull-up control signals and a multiplicity of pull-down control signals by logically combining the plurality of decoding signals, pull-up test signals and pull-down test signals; and an ODT unit including a plurality of main termination units to test the termination impedance by separately activating the plurality of main termination units based on the plurality of pull-up control signals and the multiplicity of pull-down control signals.
    • 片上端接装置通过单独控制设置在主片上端接块中的上拉晶体管和下拉晶体管来保证期望的规格裕度。 片上终端电路包括扩展模式寄存器组解码单元,用于解码输入的地址以输出多个解码信号以设置终端阻抗; ODT控制单元,用于通过逻辑组合多个解码信号,上拉测试信号和下拉测试信号来选择性地激活多个上拉控制信号和多个下拉控制信号; 以及ODT单元,其包括多个主终端单元,用于基于所述多个上拉控制信号和多个下拉控制信号单独激活所述多个主终端单元来测试终端阻抗。
    • 9. 发明授权
    • Negative word line driver
    • 负字线驱动
    • US07027351B2
    • 2006-04-11
    • US10881056
    • 2004-06-30
    • Kang Seol LeeYong Mi Kim
    • Kang Seol LeeYong Mi Kim
    • G11C8/00
    • G11C8/08
    • Provided is directed to a negative word line driver, including: a block select address generation unit for generating first and second block select addresses having a block information according to an active signal; a row decoder controller for generating a control signal to disable a word line; a main word line driver for accessing a main word line by being driven in response to a signal coding the first block select address and the control signal; and a phi X driver for accessing a sub word line by being driven in response to a signal coding the second block select address and the control signal wloff.
    • 提供一种负字线驱动器,包括:块选择地址生成单元,用于根据有效信号产生具有块信息的第一和第二块选择地址; 行解码器控制器,用于产生禁止字线的控制信号; 主字线驱动器,用于响应于对第一块选择地址和控制信号进行编码的信号被驱动来访问主字线; 以及用于通过响应于编码第二块选择地址和控制信号wloff的信号来驱动来访问子字线的phi X驱动器。