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1. 发明授权

US08339159B2 Input buffer circuit of semiconductor apparatus 有权
标题翻译：半导体装置的输入缓冲电路
公开(公告)号：US08339159B2
公开(公告)日：2012-12-25
申请号：US12540496
申请日：2009-08-13
申请人： Ji-Wang Lee , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Hae-Rang Choi , Jae-Min Jang , Chang-Kun Park
发明人： Ji-Wang Lee , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Hae-Rang Choi , Jae-Min Jang , Chang-Kun Park
IPC分类号： H03K5/153
CPC分类号： H03K5/153
摘要： The input buffer circuit of a semiconductor apparatus includes a first buffering unit that that is activated by a voltage level difference between a first voltage terminal and a second voltage terminal, and generates a first compare signal and a second compare signal by comparing the voltage levels of reference voltage and an input signal; a control unit that controls the amount of current flowing between the second voltage terminal and a ground terminal by comparing the voltage levels of the reference voltage and the second compare signal; and a second buffering unit that generates an output signal by comparing the voltage levels of the input signal and the first compare signal.
摘要翻译：半导体装置的输入缓冲电路包括第一缓冲单元，其由第一电压端子和第二电压端子之间的电压电平差激活，并且通过比较第一电压电平和第二电压电平的电压电平来生成第一比较信号和第二比较信号参考电压和输入信号; 控制单元，其通过比较所述参考电压和所述第二比较信号的电压电平来控制在所述第二电压端子和接地端子之间流动的电流量; 以及第二缓冲单元，其通过比较输入信号和第一比较信号的电压电平来产生输出信号。

2. 发明授权

US08026701B2 Voltage regulator for a synchronous clock system to reduce clock tree jitter 失效
标题翻译：用于同步时钟系统的电压调节器，以减少时钟树抖动
公开(公告)号：US08026701B2
公开(公告)日：2011-09-27
申请号：US12265908
申请日：2008-11-06
申请人： Hyung-Soo Kim , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Tae-Jin Hwang , Hae-Rang Choi , Ji-Wang Lee , Jae-Min Jang , Chang-Kun Park
发明人： Hyung-Soo Kim , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Tae-Jin Hwang , Hae-Rang Choi , Ji-Wang Lee , Jae-Min Jang , Chang-Kun Park
IPC分类号： G05F1/652
CPC分类号： G11C5/147
摘要： A voltage regulator with an adaptive bandwidth, including a first buffer chain, a voltage generating unit, a trimming capacitor unit, a second buffer chain, and a control unit. The first buffer chain delays a clock signal using an external voltage as a supply voltage. The voltage generating unit generates a regulated voltage on the basis a reference voltage. The trimming capacitor unit controls a load capacitance of the voltage generating unit. The second buffer chain delays the clock signal using the regulated voltage as a supply voltage. The control unit adjusts the load capacitance by detecting a delay difference of clocks output from the first and second buffer chains.
摘要翻译：具有自适应带宽的电压调节器，包括第一缓冲链，电压产生单元，微调电容器单元，第二缓冲链和控制单元。第一个缓冲链使用外部电压作为电源电压来延迟时钟信号。电压产生单元基于参考电压产生调节电压。微调电容器单元控制电压产生单元的负载电容。第二缓冲链使用调节电压作为电源电压来延迟时钟信号。控制单元通过检测从第一和第二缓冲器链输出的时钟的延迟差来调节负载电容。

3. 发明授权

US07884659B2 Phase mixer and delay locked loop including the same 有权
标题翻译：相位混合器和延迟锁定环包括相同
公开(公告)号：US07884659B2
公开(公告)日：2011-02-08
申请号：US12347298
申请日：2008-12-31
申请人： Jae-Min Jang , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Hae-Rang Choi , Ji-Wang Lee , Chang-Kun Park
发明人： Jae-Min Jang , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Hae-Rang Choi , Ji-Wang Lee , Chang-Kun Park
IPC分类号： H03K11/16
CPC分类号： H03L7/0814 , H03K5/13 , H03K2005/00052 , H03K2005/00065 , H03L7/0818
摘要： A phase mixer includes a phase mixing unit configured to mix a phase of a first input signal and a phase of a second input signal in response to a phase control signal and output a phase mixed signal whose phase is varied by one or more units of a unit phase value, and a phase value adjusting unit configured to control an operation of the phrase mixing unit so that the unit phase value is adjusted in response to a code signal coding at least one of a process, voltage, or temperature (PVT) variation.
摘要翻译：相位混合器包括：相位混合单元，被配置为响应于相位控制信号混合第一输入信号的相位和第二输入信号的相位，并输出相位混合信号，该相位混合信号的相位由一个或多个单位单位相位值，以及相位值调整单元，被配置为控制短语混合单元的操作，使得响应于代码信号来编码单位相位值，编码信号编码处理，电压或温度（PVT）变化中的至少一个。

4. 发明授权

US07868667B2 Output driving device 失效
标题翻译：输出驱动装置
公开(公告)号：US07868667B2
公开(公告)日：2011-01-11
申请号：US12411893
申请日：2009-03-26
申请人： Chang-Kun Park , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Hae-Rang Choi , Ji-Wang Lee , Jae-Min Jang
发明人： Chang-Kun Park , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Hae-Rang Choi , Ji-Wang Lee , Jae-Min Jang
IPC分类号： H03K3/00
CPC分类号： H03K19/0027 , H03K19/00323 , H03K2005/00123 , H03K2217/0018
摘要： An output driving device capable of improving a slew rate is provided. The output driving device includes a push-pull type driving unit configured with a pull-up PMOS transistor and a pull-down NMOS transistor, wherein body biases of the pull-up PMOS transistor and the pull-down NMOS transistor are controlled for control of a slew rate of an output signal of the driving unit.
摘要翻译：提供了能够提高转换速度的输出驱动装置。输出驱动装置包括配置有上拉PMOS晶体管和下拉式NMOS晶体管的推挽型驱动单元，其中上拉PMOS晶体管和下拉式NMOS晶体管的体偏置被控制以控制驱动单元的输出信号的转换速率。

5. 发明授权

US07847592B2 Buffer circuit of semiconductor memory apparatus 失效
标题翻译：半导体存储装置的缓冲电路
公开(公告)号：US07847592B2
公开(公告)日：2010-12-07
申请号：US12494757
申请日：2009-06-30
申请人： Ji-Wang Lee , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Hae-Rang Choi , Jae-Min Jang , Chang-Kun Park
发明人： Ji-Wang Lee , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Hae-Rang Choi , Jae-Min Jang , Chang-Kun Park
IPC分类号： H03K19/0175 , H03K19/0185
CPC分类号： H03K19/018521
摘要： A buffer circuit of a semiconductor memory apparatus includes a buffering section configured to increase or decrease a voltage level of an output node by comparing a voltage level of an input signal with a voltage level of a reference voltage. A voltage compensation section applies a voltage to the output node in proportion to a variation of the reference voltage when the level of the reference voltage is lower than a target level.
摘要翻译：半导体存储装置的缓冲电路包括：缓冲部，被配置为通过将输入信号的电压电平与参考电压的电压电平进行比较来增大或减小输出节点的电压电平。当参考电压的电平低于目标电平时，电压补偿部分与输出节点成比例地与参考电压的变化成比例。

6. 发明授权

US07826306B2 Semiconductor memory apparatus 有权
标题翻译：半导体存储装置
公开(公告)号：US07826306B2
公开(公告)日：2010-11-02
申请号：US12332298
申请日：2008-12-10
申请人： Ji-Wang Lee , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Hae-Rang Choi , Jae-Min Jang , Chang-Kun Park
发明人： Ji-Wang Lee , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Hae-Rang Choi , Jae-Min Jang , Chang-Kun Park
IPC分类号： G11C8/00
CPC分类号： G11C7/1078 , G11C5/063 , G11C7/02 , G11C7/1084 , G11C7/1093 , G11C29/02 , G11C29/022 , G11C29/023 , G11C29/028
摘要： A semiconductor memory apparatus includes a clock generator configured to generate an internal clock signal, an asynchronous data input buffer configured to buffer a data input signal through a data pad to output a buffered data signal, and a synchronous data input buffer configured to buffer the buffered data signal synchronously with the internal clock signal, wherein a length of a line, through which the internal clock signal is transmitted to the synchronous data input buffer, is configured to be substantially the same with a length of a line, through which the buffered data is transmitted to the synchronous data input buffer.
摘要翻译：一种半导体存储装置，包括被配置为产生内部时钟信号的时钟发生器，配置成通过数据焊盘缓冲数据输入信号以输出缓冲数据信号的异步数据输入缓冲器，以及被配置为缓冲缓冲的数据输入缓冲器数据信号与内部时钟信号同步，其中通过其将内部时钟信号发送到同步数据输入缓冲器的线路的长度被配置为与线路的长度基本相同，通过该线路的长度，缓冲的数据被发送到同步数据输入缓冲器。

7. 发明授权

US07786783B2 Duty cycle correction circuit with reduced current consumption 失效
标题翻译：占空比校正电路，降低电流消耗
公开(公告)号：US07786783B2
公开(公告)日：2010-08-31
申请号：US12333193
申请日：2008-12-11
申请人： Hee-Woong Song , Yong-Ju Kim , Sung-Woo Han , Jae-Min Jang , Hyung-Soo Kim , Ji-Wang Lee , Chang-Kun Park , Ic-Su Oh , Hae-Rang Choi , Tae-Jin Hwang
发明人： Hee-Woong Song , Yong-Ju Kim , Sung-Woo Han , Jae-Min Jang , Hyung-Soo Kim , Ji-Wang Lee , Chang-Kun Park , Ic-Su Oh , Hae-Rang Choi , Tae-Jin Hwang
IPC分类号： H03K3/017
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。

8. 发明授权

US08283804B2 Semiconductor IC device having power-sharing and method of power-sharing thereof 失效
标题翻译：具有功率共享的半导体IC器件及其功率共享方法
公开(公告)号：US08283804B2
公开(公告)日：2012-10-09
申请号：US12333194
申请日：2008-12-11
申请人： Hyung-Soo Kim , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Tae-Jin Hwang , Hae-Rang Choi , Ji-Wang Lee , Jae-Min Jang , Chang-Kun Park
发明人： Hyung-Soo Kim , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Tae-Jin Hwang , Hae-Rang Choi , Ji-Wang Lee , Jae-Min Jang , Chang-Kun Park
IPC分类号： H02J1/10 , H02J3/38 , H02J7/34
CPC分类号： G11C5/14 , Y10T307/352 , Y10T307/391 , Y10T307/50 , Y10T307/505 , Y10T307/549 , Y10T307/555 , Y10T307/56 , Y10T307/565 , Y10T307/571 , Y10T307/576 , Y10T307/582 , Y10T307/587 , Y10T307/593
摘要： A semiconductor IC device capable of power-sharing includes a first power line configured to be supplied with a first power, a second power line configured to be supplied with a second power, a switching block configured to connect the first power line with the second power line in response to a first control signal, and a power-sharing control block configured to generate the control signal in accordance with a plurality of operation command signals.
摘要翻译：能够进行功率共享的半导体IC器件包括被配置为被提供第一电力的第一电力线，被配置为被提供第二电力的第二电力线，被配置为将第一电力线与第二电力连接的开关块响应于第一控制信号的线路;以及功率共享控制块，被配置为根据多个操作命令信号产生控制信号。

9. 发明授权

US08278981B2 Low power variable delay circuit 有权
标题翻译：低功率可变延迟电路
公开(公告)号：US08278981B2
公开(公告)日：2012-10-02
申请号：US12636901
申请日：2009-12-14
申请人： Hae-Rang Choi , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Ji-Wang Lee , Jae-Min Jang , Chang-Kun Park
发明人： Hae-Rang Choi , Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-Su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Ji-Wang Lee , Jae-Min Jang , Chang-Kun Park
IPC分类号： H03L7/00
CPC分类号： G11C19/28
摘要： A variable delay circuit includes at least a fixed delay unit, a first selection unit, and variable delay unit. The fixed delay unit receives an input signal and a first delay selection signal indicative of a first delay, and outputs a first delayed signal that is substantially the input signal delayed by the first delay. The first selection unit receives the input signal, the first delayed signal, and a second delay selection signal, and outputs either the input signal or the first delayed signal based on the second delay selection signal to the variable delay unit. The variable delay unit also receives a third delay selection signal indicative of a third delay, and outputs a output signal that is substantially the output signal of the selection unit delayed by a third delay. The first delay is 0 or X multiples of M delay units. The third delay is a delay selected from 0 to N delay units.
摘要翻译：可变延迟电路至少包括固定延迟单元，第一选择单元和可变延迟单元。固定延迟单元接收表示第一延迟的输入信号和第一延迟选择信号，并且输出基本上延迟了第一延迟的输入信号的第一延迟信号。第一选择单元接收输入信号，第一延迟信号和第二延迟选择信号，并且基于第二延迟选择信号将输入信号或第一延迟信号输出到可变延迟单元。可变延迟单元还接收表示第三延迟的第三延迟选择信号，并且输出基本上延迟了第三延迟的选择单元的输出信号的输出信号。第一个延迟是M个延迟单位的0或X倍。第三延迟是从0到N个延迟单元中选择的延迟。

10. 发明申请

US20100301912A1 DELAY LOCKED LOOP AND DELAY LOCKING METHOD HAVING BURST TRACKING SCHEME 有权
标题翻译：延迟锁定方式的延迟锁定和延迟锁定方法
公开(公告)号：US20100301912A1
公开(公告)日：2010-12-02
申请号：US12494509
申请日：2009-06-30
申请人： Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Hae-Rang Choi , Ji-Wang Lee , Jae-Min Jang , Chang-Kun Park
发明人： Yong-Ju Kim , Sung-Woo Han , Hee-Woong Song , Ic-su Oh , Hyung-Soo Kim , Tae-Jin Hwang , Hae-Rang Choi , Ji-Wang Lee , Jae-Min Jang , Chang-Kun Park
IPC分类号： H03L7/06
CPC分类号： H03L7/0814 , H03L7/093
摘要： A Delay Locked Loop (DLL) includes a replica delay unit configured to delay an output clock to generate a feedback clock; a phase detector configured to measure a phase difference between the feedback clock and an input clock; a quantization unit configured to quantize the phase difference measured by the phase detector; and a delay unit configured to delay the input clock based on a quantization result from the quantization unit to generate the output clock.
摘要翻译：延迟锁定环（DLL）包括复制延迟单元，其被配置为延迟输出时钟以产生反馈时钟; 相位检测器，被配置为测量反馈时钟和输入时钟之间的相位差; 量化单元，被配置为量化由相位检测器测量的相位差; 以及延迟单元，被配置为基于来自量化单元的量化结果来延迟输入时钟，以产生输出时钟。

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