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    • 2. 发明公开
    • 반도체 소자
    • 半导体器件
    • KR1020090126596A
    • 2009-12-09
    • KR1020080052753
    • 2008-06-04
    • 에스케이하이닉스 주식회사
    • 이지왕박근우김용주송희웅오익수김형수황태진최해랑
    • G11C7/10G11C8/00
    • H04B3/32H03K5/131H03K5/135H03K5/1534H03K2005/00071H04L25/0272H04L25/0286H04L25/029
    • PURPOSE: A semiconductor device is provided to remove a skew, caused by crosstalk, efficiently by directly considering a cause of generation of the skew. CONSTITUTION: First and second transmission lines(4A,4B) are used to exchange signals. First and second signal transition detecting units(400,410) detects a transition form and a transition state corresponding to time of transmission signals loaded on the first and second transmission lines. A signal mode determining unit(420) determines a signal transmission mode formed between the neighboring first and second transmission lines in response to an output signal of the first and second signal transition detecting units. First and second delay units(430,440) are connected to each transmission line. The first and second delay units control transmission delay of the transmission signal according to an output signal of the signal mode determining unit.
    • 目的:提供半导体器件,通过直接考虑产生偏斜的原因,有效地消除由串扰引起的偏斜。 构成:第一和第二传输线(4A,4B)用于交换信号。 第一和第二信号转换检测单元(400,410)检测与加载在第一和第二传输线路上的传输信号的时间相对应的转换形式和转变状态。 信号模式确定单元(420)响应于第一和第二信号转换检测单元的输出信号确定形成在相邻的第一和第二传输线之间的信号传输模式。 第一和第二延迟单元(430,440)连接到每个传输线。 第一和第二延迟单元根据信号模式确定单元的输出信号控制发送信号的发送延迟。
    • 4. 发明授权
    • 클럭 제어 방법 및 회로
    • 클럭제어방법및회로
    • KR100405020B1
    • 2003-11-07
    • KR1020010070349
    • 2001-11-13
    • 르네사스 일렉트로닉스 가부시키가이샤
    • 사에끼다까노리
    • H03K7/08
    • H03K5/13G06F1/10G06F7/68H03K5/082H03K5/1504H03K2005/00065H03K2005/00071H03L7/00
    • A novel clock control circuit and method in which phase synchronization with respect to an external clock can be realized without recourse to the external clocks. A clock controlling circuit includes a delay circuit sequence comprised of N stages of units each made up of a first delay circuit 10 and a first interior division circuit 11 for delaying the output signal of the first delay circuit, and a phase difference detection circuit 14 for detecting the clock period and the delay time difference of the delay circuit sequence from the input clock IN and a clock END output by the delay circuit sequence as a phase difference of the two signals. A plural number of second interior division circuits 12, fed with an output signal of the first delay circuit, delays a transition edge of an output signal of the first delay circuit by t2-nxT/N to output the delayed signal. The second interior division circuit outputs a signal which makes transition at a timing delayed nxtCK/N as from the start time point of the clock cycle. A synthesis circuit 13 generates a frequency multiplied clock signal which is obtained on equal division of the clock period tCK of the input clock from the input clock IN and the number 1 to numberN-1 third delays circuit.
    • 一种新颖的时钟控制电路和方法,其中可以实现相对于外部时钟的相位同步,而不依靠外部时钟。 时钟控制电路包括由N级单元组成的延迟电路序列,每个单元由第一延迟电路10和用于延迟第一延迟电路的输出信号的第一内部分频电路11组成,以及相位差检测电路14,用于 从输入时钟IN检测延迟电路序列的时钟周期和延迟时间差以及由延迟电路序列输出的时钟END作为两个信号的相位差。 被馈送第一延迟电路的输出信号的多个第二内部分割电路12将第一延迟电路的输出信号的转变边缘延迟t2-n×T / N以输出延迟的信号。 第二内部分频电路从时钟周期的开始时间点输出一个信号,该信号在延迟nxtCK / N的定时处进行转换。 合成电路13产生倍频时钟信号,该倍频时钟信号是在输入时钟的时钟周期tCK从输入时钟IN和数量1到数量N-1的第三延迟电路等分后获得的。
    • 5. 发明公开
    • 클럭 제어 방법 및 회로
    • 时钟控制方法和时钟控制电路
    • KR1020020037441A
    • 2002-05-21
    • KR1020010070349
    • 2001-11-13
    • 르네사스 일렉트로닉스 가부시키가이샤
    • 사에끼다까노리
    • H03K7/08
    • H03K5/13G06F1/10G06F7/68H03K5/082H03K5/1504H03K2005/00065H03K2005/00071H03L7/00
    • PURPOSE: A clock controlling method and a clock control circuit are provided to generate multi-phase clocks phase-synchronized to an external clock and a frequency multiplied clock signal without recourse to a feedback system. CONSTITUTION: A clock control circuit includes a delay circuit sequence provided with a plurality number of cascaded stages of delay circuit units, each made up of a first circuit(101-10N) receiving an input signal to output the input signal with a first delay time and a second circuit receiving an output signal from the first circuit(101-10N) to output the signal with a second delay time, a phase difference detection circuit(14) receiving an input clock fed to the delay circuit sequence and an output clock output from the delay circuit sequence to detect a time difference between a clock period of the input clock and a delay time of the delay circuit sequence as a phase difference of the received two clocks and a plurality of third circuits(121-12N-1), each receiving an output signal of the first circuit(101-10N) of each of the delay circuit units to delay and output transition edge of the output signal of the first circuit(101-10N) with respective different delay time, depending on a stage number of the delay circuit unit to which belongs the first circuit(101-10N) in the delay circuit sequence, in terms of time obtained on equally dividing the phase difference by the number of the delay circuit units in the delay circuit sequence, as a unit, wherein the third circuits(121-12N-1) output a plurality of output signals which make transition at a time interval corresponding to equal division of the clock period of the input clock by the number of the delay circuit units in the delay circuit sequence.
    • 目的:提供时钟控制方法和时钟控制电路,以产生与外部时钟相位同步的多相时钟和频率相乘的时钟信号,而无需求助于反馈系统。 构成:时钟控制电路包括具有多个级联级延迟电路单元的延迟电路序列,每个延迟电路单元由接收输入信号的第一电路(101-10N)构成,以输出具有第一延迟时间的输入信号 以及第二电路,接收来自所述第一电路(101-10N)的输出信号以输出具有第二延迟时间的信号;相位差检测电路(14),接收馈送到所述延迟电路序列的输入时钟和输出时钟输出 从所述延迟电路序列检测所述输入时钟的时钟周期与所述延迟电路序列的延迟时间之间的时间差作为所接收的两个时钟的相位差和多个第三电路(121-12N-1), 每个接收每个延迟电路单元的第一电路(101-10N)的输出信号,以相应的不同的延迟时间来延迟和输出第一电路(101-10N)的输出信号的转移边沿,取决于 在延迟电路序列中属于第一电路(101-10N)的延迟电路单元的级数,就延迟电路序列中的相位差乘以延迟电路单元数而获得的时间而言,为 一个单元,其中所述第三电路(121-12N-1)输出多个输出信号,所述多个输出信号在与所述输入时钟的所述时钟周期的等分时间相对应的时间间隔内延迟所述延迟电路单元的数量 电路顺序。
    • 6. 发明公开
    • 지연 회로, 전압 제어 지연 회로, 전압 제어 발진회로, 지연 조정 회로, DLL 회로 및 PLL 회로
    • 延迟电路,电压控制延迟电路,电压控制振荡电路,延迟调节电路,DLL电路和PLL电路
    • KR1020020011342A
    • 2002-02-08
    • KR1020010046297
    • 2001-07-31
    • 소니 주식회사
    • 다치모리히로시
    • H03L7/099
    • H03K3/013H03K3/0315H03K5/133H03K2005/00039H03K2005/00065H03K2005/00071H03K2005/00195H03K2005/00202H03L7/0812H03L7/0893H03L7/0995
    • PURPOSE: To achieve an inverter type delay circuit, a voltage controlled oscillation circuit and a voltage controlled delay circuit with simple circuit configuration which can reduce the effect of power noise and jitter. CONSTITUTION: These circuits are so constituted that a driving current is controlled according to a bias voltage or a controlling voltage, that dependence of delay time of each delay stage on source voltage is suppressed by connecting a plurality of delay stages whose delay time is determined by the driving current, by adding the change in source voltage to the bias voltage or the controlling voltage at a predetermined ratio, and by supplying the result of the addition to each of the delay stage, and that a plurality of delay stages each of which has a different dependence on the source voltage, for example, the dependence whose delay time runs counter to each other, are connected at a prescribed ratio. Thus, the delay circuit, the voltage controlled delay circuit and the voltage controlled oscillation circuit which can suppress the dependence of the delay time of the whole delay circuit on source voltage can be achieved.
    • 目的:实现逆变器类型延迟电路,电压控制振荡电路和具有简单电路配置的电压控制延迟电路,可以降低功耗噪声和抖动的影响。 构成:这些电路构成为根据偏置电压或控制电压来控制驱动电流,通过连接延迟时间由多个延迟时间确定的多个延迟级来抑制每个延迟级对源极电压的依赖性 驱动电流,通过将源极电压的变化与预定比例的偏置电压或控制电压相加,并且通过将延迟结果提供给每个延迟级,并且多个延迟级分别具有 与源极电压的不同依赖性,例如,延迟时间相互延迟的依赖关系以规定的比例连接。 因此,可以实现可以抑制整个延迟电路的延迟时间对源电压的依赖性的延迟电路,电压控制延迟电路和压控振荡电路。
    • 7. 发明公开
    • 씨모스 알씨 지연 회로
    • CMOS RC延迟电路
    • KR1020010063196A
    • 2001-07-09
    • KR1019990060186
    • 1999-12-22
    • 에스케이하이닉스 주식회사
    • 홍병일
    • H03K5/14
    • H03K5/133H03K2005/00071
    • PURPOSE: A CMOS RC delay circuit is provided to minimize the number and capacitance of a capacitor in a circuit requiring many delays by performing RC delay using an inverter inverts an output signal from a resistive inverter and feedbacks to an input terminal. CONSTITUTION: A resistive inverter(RINV) has a resistive component, and inverts and outputs an input signal(VIN) to invert. An end of a capacitor(C1) is linked with a ground while the other end is linked with an output terminal of the resistive inverter(RINV). An inverter(INV1) inverts the output signal of the resistive inverter(RINV) and outputs to an input terminal of the resistive inverter(RINV). An inverter(INV2) inverts the output signal of the resistive inverter(RINV) and outputs an output signal(VOUT). Here, the resistive inverter(RINV) is linked with an inverter(INV3) and a resistor(R) in serial, respectively.
    • 目的:提供CMOS RC延迟电路,通过使用反相器执行RC延迟来反转来自电阻逆变器的输出信号并反馈到输入端子,从而最小化需要许多延迟的电路中的电容器的数量和电容。 构成:电阻性反相器(RINV)具有电阻分量,并将输入信号(VIN)反相输出为反相。 电容器(C1)的端部与接地连接,而另一端与电阻性逆变器(RINV)的输出端连接。 逆变器(INV1)将电阻性逆变器(RINV)的输出信号反相,并输出到电阻性逆变器(RINV)的输入端子。 反相器(INV2)使电阻性反相器(RINV)的输出信号反相,并输出输出信号(VOUT)。 这里,电阻性逆变器(RINV)分别与逆变器(INV3)和电阻器(R)串联连接。
    • 8. 发明公开
    • 전류 조절 인버터 딜레이 회로
    • 电流控制逆变器延迟电路
    • KR1020010048992A
    • 2001-06-15
    • KR1019990053899
    • 1999-11-30
    • 에스케이하이닉스 주식회사
    • 구철희
    • H03K5/134
    • G11C11/4076H03K5/133H03K2005/00071
    • PURPOSE: A current control inverter delay circuit is provided which connects a plurality of transistors to the first and second inverters to control current flowing the inverters, thereby adjusting a delay of output voltage and reducing layout area. CONSTITUTION: A current control inverter delay circuit includes the first inverter(100) for inverting an input signal, the second inverter(200) for inverting a signal from the first node of the first inverter that is an output port, and a controller(300) connected to the first and second inverters to control currents of the first and second inverters according to the input signal to adjust an output signal. The first inverter is configured of a CMOS transistor constructed in a manner that a PMOS(P101) transistor and an NMOS(N101) transistor are serially connected. The second inverter is configured of a CMOS transistor constructed in a manner that a PMOS(P201) transistor and an NMOS(P201) transistor are serially connected. The controller is configured of a delay for increasing the delay of output signal at the rising edge of the input signal.
    • 目的:提供一种电流控制逆变器延迟电路,其将多个晶体管连接到第一和第二逆变器,以控制流过逆变器的电流,从而调节输出电压的延迟并减少布局面积。 电流控制逆变器延迟电路包括用于反转输入信号的第一反相器(100),用于反转来自作为输出端口的第一反相器的第一节点的信号的第二反相器(200)和控制器(300 )连接到第一和第二逆变器以根据输入信号控制第一和第二反相器的电流以调整输出信号。 第一反相器由以PMOS(P101)晶体管和NMOS(N101)晶体管串联连接的方式构成的CMOS晶体管构成。 第二反相器由以PMOS(P201)晶体管和NMOS(P201)晶体管串联连接的方式构成的CMOS晶体管构成。 该控制器被配置为在输入信号的上升沿增加输出信号的延迟的延迟。