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    • 1. 发明申请
    • METHOD FOR CONTROLLING AN EXHAUST GAS RECIRCULATION APPARATUS FOR HEAVY CONSTRUCTION EQUIPMENT
    • 控制重型建筑设备排气回收装置的方法
    • US20130298525A1
    • 2013-11-14
    • US13981184
    • 2011-11-10
    • Ji Hoon LimMin Seok Ko
    • Ji Hoon LimMin Seok Ko
    • F02B47/08
    • F02B47/08F02D41/005F02D2200/101F02D2200/501F02M26/05F02M26/06F02M26/07Y02T10/47
    • A method for controlling an exhaust gas recirculation apparatus for heavy construction equipment of the present invention, which includes: an engine; a turbocharger which rotates a turbine by using exhaust gas discharged from the engine, and compresses air, which is supplied to the engine, by a compressor connected to the turbine through a connecting shaft; an intercooler which cools compressed air flowing into the engine; a high-pressure EGR line which is provided with a high-pressure EGR cooler and a high-pressure EGR valve, and does not pass through the turbocharger; a hybrid EGR line which is provided with a hybrid EGR valve and a hybrid EGR cooler, and does not pass through the turbine of the turbocharger but passes only through the compressor; and a low-pressure EGR line which is provided with a low-pressure EGR valve and a low-pressure EGR cooler, and passes through the turbocharger, includes a mechanical control step in which an engine control unit (ECU), which receives a low-load request signal from a driver, or driving and idle signals, opens the hybrid EGR valve 151 of the hybrid EGR line 150 such that mechanical control and electronic control are performed in harmony for optimized control.
    • 一种用于控制本发明的重型施工设备的排气再循环装置的方法,包括:发动机; 涡轮增压器,其通过使用从发动机排出的排气旋转涡轮,并且通过连接轴与连接到涡轮的压缩机压缩供给到发动机的空气; 冷却器,其冷却流入发动机的压缩空气; 设有高压EGR冷却器和高压EGR阀的高压EGR管,不通过涡轮增压器; 混合EGR线路,其配备有混合式EGR阀和混合式EGR冷却器,并且不通过涡轮增压器的涡轮,而仅通过压缩机; 并且设置有低压EGR阀和低压EGR冷却器并通过涡轮增压器的低压EGR管线包括机械控制步骤,其中,接收低压EGR阀和低压EGR冷却器的发动机控制单元 来自驾驶员的加载请求信号或驱动和空闲信号打开混合式EGR管线150的混合EGR阀151,使得机械控制和电子控制协调进行优化的控制。
    • 3. 发明申请
    • CHARGE PUMP AND SEMICONDUCTOR DEVICE HAVING THE SAME
    • 充电泵和具有相同功能的半导体器件
    • US20100329067A1
    • 2010-12-30
    • US12786734
    • 2010-05-25
    • Ji-Hoon LIM
    • Ji-Hoon LIM
    • G11C8/08G05F1/10
    • G11C8/08G11C5/145
    • A charge pump and method of operation are provided. The charge pump includes a first boosting unit configured to receive a pre-charge voltage and electrically charge a first MOS capacitor during a pre-charge period, and to boost a voltage of a connection node to a first output voltage during a boosting operation period, and a second boosting unit configured to receive the pre-charge voltage and electrically charge a second MOS capacitor during the pre-charge period, and to receive the first output voltage and boost a voltage of an output node to a second output voltage during the boosting operation period. Here, the pre-charge voltage is applied to electrically charge a parasitic capacitor during a parasitic capacitor charging period between the pre-charge period and the boosting operation period.
    • 提供电荷泵和操作方法。 电荷泵包括:第一升压单元,被配置为接收预充电电压并在预充电期间对第一MOS电容器充电;以及在升压操作期间将连接节点的电压升高到第一输出电压, 以及第二升压单元,被配置为接收预充电电压并在预充电期间对第二MOS电容器充电,并且在升压期间接收第一输出电压并将输出节点的电压升压到第二输出电压 经营期。 这里,在预充电期间和升压运转期间的寄生电容充电期间,施加预充电电压,对寄生电容器进行充电。
    • 5. 发明申请
    • DEVICE FOR CONTROLLING A SWITCHING MODE POWER SUPPLY
    • 用于控制切换模式电源的装置
    • US20140266121A1
    • 2014-09-18
    • US14354627
    • 2011-10-31
    • Jae-Kyung WeeJi-Hoon Lim
    • Jae-Kyung WeeJi-Hoon Lim
    • H02M3/157
    • H02M3/157H02M3/1588H02M2001/0012Y02B70/1466
    • An apparatus for controlling an output voltage of a switching mode power supply (SMPS) by adjusting a switching duty ratio is provided. A comparator outputs a state signal varying depending on a comparison result between an output voltage of the SMPS and a reference voltage. A clock generator generates an internal chip operating frequency and a switching frequency of the SMPS. A digital controller determines on/off of current cells depending on the state signal input from the comparator. A digital pulse width modulator (DPWM) determines a duty ratio of a digital pulse width modulation signal by determining a charging/discharging time of an internal capacitor based on an amount of current of the current cell.
    • 提供了一种通过调节开关占空比来控制开关模式电源(SMPS)的输出电压的装置。 比较器输出根据SMPS的输出电压和参考电压之间的比较结果而变化的状态信号。 时钟发生器产生SMPS的内部芯片工作频率和开关频率。 数字控制器根据从比较器输入的状态信号确定当前单元的开/关。 数字脉宽调制器(DPWM)通过基于当前单元的电流量确定内部电容器的充电/放电时间来确定数字脉宽调制信号的占空比。
    • 7. 发明申请
    • OSCILLATION CIRCUIT AND SEMICONDUCTOR DEVICE HAVING THE SAME
    • 振荡电路和具有该振荡电路的半导体器件
    • US20110001569A1
    • 2011-01-06
    • US12780985
    • 2010-05-17
    • Ji-Hoon LIMJeong-Don LIMKwang-Il PARK
    • Ji-Hoon LIMJeong-Don LIMKwang-Il PARK
    • H03K3/03
    • H03K3/0315H03K3/017
    • An oscillation circuit and a semiconductor device incorporating same are provided. The oscillation circuit includes an oscillation unit including a plurality of inverters and configured to perform signal transmission between first and second nodes of the inverters such that each of the inverters performs an oscillation operation to generate clock signals having different phases, when a control signal is activated, and latch a clock signal of the second node and cut off the signal transmission between the first and second nodes to stop the oscillation operations of the inverters, when the control signal is deactivated, and a control unit configured to activate the control signal when an oscillation enable signal is activated, and deactivate the control signal using one of a clock signal output from an inverter connected to the second node among the plurality of inverters and clock signals of which the phases lead that of a clock signal of the first node, when the oscillation enable signal is deactivated.
    • 提供了一种振荡电路和结合其的半导体器件。 振荡电路包括:振荡单元,包括多个反相器,并且被配置为在反相器的第一和第二节点之间执行信号传输,使得当控制信号被激活时,每个反相器执行振荡操作以产生具有不同相位的时钟信号 并且当所述控制信号被去激活时,锁存所述第二节点的时钟信号并切断所述第一和第二节点之间的信号传输,以停止所述反相器的振荡操作,以及控制单元,其被配置为当所述控制信号 振荡使能信号被激活,并且使用从连接到多个逆变器中的第二节点的反相器输出的时钟信号中的一个和相位引导第一节点的时钟信号的时钟信号中的一个来禁用控制信号,当时 振荡使能信号被去激活。
    • 9. 发明授权
    • Oscillation circuit and semiconductor device having the same
    • 振荡电路和具有相同的半导体器件
    • US08169268B2
    • 2012-05-01
    • US12780985
    • 2010-05-17
    • Ji-Hoon LimJeong-Don LimKwang-Il Park
    • Ji-Hoon LimJeong-Don LimKwang-Il Park
    • H03K3/03G05F1/00H03B5/24
    • H03K3/0315H03K3/017
    • An oscillation circuit, and a semiconductor device incorporating same, include: an oscillation unit with a plurality of inverters and configured to perform signal transmission between first and second nodes of the inverters such that each of the inverters performs an oscillation operation to generate clock signals having different phases when a control signal is activated, and latch a clock signal of the second node and cut off the signal transmission between the first and second nodes to stop the oscillation operations of the inverters when the control signal is deactivated; and a control unit to activate the control signal when an oscillation enable signal is activated, and deactivate the control signal using one of a clock signal output from an inverter connected to the second node and clock signals of which the phases lag that of a clock signal of the first node, when the oscillation enable signal is deactivated.
    • 振荡电路及其结合的半导体装置包括:具有多个反相器的振荡单元,其配置为在逆变器的第一和第二节点之间进行信号传输,使得每个反相器执行振荡操作以产生具有 控制信号被激活时的不同相位,并且锁存第二节点的时钟信号并切断第一和第二节点之间的信号传输,以在控制信号被去激活时停止反相器的振荡操作; 以及控制单元,用于当振荡使能信号被激活时激活控制信号,并且使用从连接到第二节点的反相器输出的时钟信号中的一个和相位滞后于时钟信号的时钟信号来去激活控制信号 当振荡使能信号被去激活时。