Clock signal duty correction circuit
    1.
    发明授权
    Clock signal duty correction circuit 有权
    时钟信号占空比校正电路

    公开(公告)号:US08378726B2

    公开(公告)日:2013-02-19

    申请号:US12846669

    申请日:2010-07-29

    IPC分类号: H03K5/04

    CPC分类号: H03K5/1565

    摘要: A clock signal duty correction circuit includes: a first transition timing control unit configured to generate a first control signal for controlling a rising timing of a duty correction clock signal by using a clock signal; a second transition timing control unit configured to generate a second control signal for varying a falling timing of the duty correction clock signal by using the clock signal according to a code signal; and a differential buffer unit configured to generate the duty correction clock signal, whose rising time or falling time is adjusted, in response to the first control signal and the second control signal.

    摘要翻译: 时钟信号占空比校正电路包括:第一转移定时控制单元,被配置为通过使用时钟信号产生用于控制占空比校正时钟信号的上升定时的第一控制信号; 第二转移定时控制单元,被配置为通过使用根据代码信号的时钟信号来生成用于改变占空比校正时钟信号的下降定时的第二控制信号; 以及差分缓冲器单元,被配置为响应于所述第一控制信号和所述第二控制信号而生成其上升时间或下降时间被调整的占空比校正时钟信号。

    Internal control signal regulation circuit
    2.
    发明授权
    Internal control signal regulation circuit 有权
    内部控制信号调节电路

    公开(公告)号:US09201415B2

    公开(公告)日:2015-12-01

    申请号:US13341682

    申请日:2011-12-30

    IPC分类号: H03K19/00 G05B19/042

    摘要: An internal control signal regulation circuit includes a programming test unit configured to detect an internal control signal in response to an external control signal and generate a selection signal, test codes and a programming enable signal; and a code processing unit configured to receive the test codes or programming codes in response to the selection signal and regulate the internal control signal.

    摘要翻译: 内部控制信号调节电路包括:编程测试单元,被配置为响应于外部控制信号检测内部控制信号,并产生选择信号,测试代码和编程使能信号; 以及代码处理单元,被配置为响应于所述选择信号接收所述测试代码或编程代码并调节所述内部控制信号。

    INTERNAL CONTROL SIGNAL REGURATION CIRCUIT
    3.
    发明申请
    INTERNAL CONTROL SIGNAL REGURATION CIRCUIT 有权
    内部控制信号恢复电路

    公开(公告)号:US20130041612A1

    公开(公告)日:2013-02-14

    申请号:US13341682

    申请日:2011-12-30

    IPC分类号: G06F19/00

    摘要: An internal control signal regulation circuit includes a programming test unit configured to detect an internal control signal in response to an external control signal and generate a selection signal, test codes and a programming enable signal; and a code processing unit configured to receive the test codes or programming codes in response to the selection signal and regulate the internal control signal.

    摘要翻译: 内部控制信号调节电路包括:编程测试单元,被配置为响应于外部控制信号检测内部控制信号,并产生选择信号,测试代码和编程使能信号; 以及代码处理单元,被配置为响应于所述选择信号接收所述测试代码或编程代码并调节所述内部控制信号。

    RECEIVER CIRCUIT
    5.
    发明申请
    RECEIVER CIRCUIT 有权
    接收电路

    公开(公告)号:US20090149142A1

    公开(公告)日:2009-06-11

    申请号:US12179486

    申请日:2008-07-24

    IPC分类号: G06F3/033

    CPC分类号: G06F13/4072

    摘要: A receiver circuit is capable of improving its operating characteristics. The receiver circuit includes a variable converter configured to output off-set control voltages in a first output range in a first operation mode and output the off-set control voltages in a second output range in a second operation mode according to a test mode activation signal, and a sense amplifier configured to sense input data based on a sensitivity, wherein the sensitivity is controlled by the off-set control voltages.

    摘要翻译: 接收机电路能够改善其操作特性。 接收器电路包括可变转换器,其被配置为在第一操作模式中在第一输出范围中输出偏移控制电压,并且根据测试模式激活信号在第二操作模式中将偏移控制电压输出到第二输出范围 以及感测放大器,被配置为基于灵敏度来感测输入数据,其中灵敏度由偏移控制电压控制。

    On-die termination circuit
    7.
    发明授权
    On-die termination circuit 有权
    片上终端电路

    公开(公告)号:US08810274B2

    公开(公告)日:2014-08-19

    申请号:US13657123

    申请日:2012-10-22

    IPC分类号: H03K17/16

    CPC分类号: H04L25/0298

    摘要: An on-die termination circuit includes a reference period signal generation circuit that generates a reference period signal according to a level of a reference voltage, a first period signal generation circuit that generates a first period signal according to a voltage level of a pad, a period comparison circuit that compares a period of the first period signal with a period of the reference period signal and count a plurality of driving signals, and a driver circuit that drives the pad in response to the plurality of driving signals.

    摘要翻译: 片上终端电路包括:参考周期信号生成电路,其根据参考电压的电平生成基准周期信号;第一周期信号生成电路,其根据电压的电平生成第一周期信号; 周期比较电路,其将第一周期信号的周期与基准周期信号的周期进行比较,并计数多个驱动信号;以及驱动器电路,其响应于多个驱动信号而驱动该焊盘。

    DUTY CYCLE CORRECTION CIRCUIT WITH REDUCED CURRENT CONSUMPTION
    10.
    发明申请
    DUTY CYCLE CORRECTION CIRCUIT WITH REDUCED CURRENT CONSUMPTION 失效
    具有降低电流消耗的占空比校正电路

    公开(公告)号:US20090206901A1

    公开(公告)日:2009-08-20

    申请号:US12333193

    申请日:2008-12-11

    IPC分类号: H03K5/04

    CPC分类号: H03K5/1565

    摘要: A duty cycle correction circuit includes a signal generating unit including a first signal generating unit coupled to a power supply voltage terminal and configured to output a complementary output signal of an output signal in response to a clock signal, and a second signal generating unit coupled to the power supply voltage terminal and configured to output the output signal in response to a complementary clock signal of the clock signal; a variable resistor unit coupled between the first and second signal generating units configured to vary an amount of current flowing into the signal generating unit according to a duty correction control signal, the duty correction control signal having a voltage level determined based on a voltage level of the output signal; and a current source coupled between the variable resistor unit and a ground voltage terminal configured to supply current to the signal generating unit.

    摘要翻译: 一种占空比校正电路包括:信号产生单元,包括耦合到电源电压端并被配置为响应于时钟信号输出输出信号的互补输出信号的第一信号产生单元,以及耦合到 所述电源电压端子被配置为响应于所述时钟信号的互补时钟信号而输出所述输出信号; 耦合在第一和第二信号发生单元之间的可变电阻器单元,被配置为根据占空比校正控制信号改变流入信号生成单元的电流量,该占空比校正控制信号具有基于电压电平 输出信号; 以及耦合在可变电阻器单元和被配置为向信号产生单元提供电流的接地电压端子之间的电流源。