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    • 32. 发明授权
    • Single supply pass gate level converter for multiple supply voltage system
    • 单电源通过门电平转换器用于多电源电压系统
    • US07961028B2
    • 2011-06-14
    • US12639188
    • 2009-12-16
    • Jiyeon AnYoung Hwan KimHyoun Soo Park
    • Jiyeon AnYoung Hwan KimHyoun Soo Park
    • H03L5/00
    • H03K19/018571
    • The present invention relates to a level converter used in a multiple supply voltage system that is required to design a low-power and high-performance semiconductor, and more particularly, to a single supply pass gate level converter (SPLC) for a multiple supply voltage system, which has low power consumption, operates at high speed, and uses only a single supply voltage. The SPLC includes an input data providing circuit unit which receives an input signal of a low supply voltage; a data inversion circuit unit which receives input data from the input data providing circuit unit and outputs inversed input data; a feedback circuit unit which is fed back by an output of the data inversion circuit unit; and a data output buffer which inverses an output of the data inversion circuit unit and outputs an inversed signal. The input data providing circuit unit, the data inversion circuit unit, the feedback circuit unit, and the data output buffer are all driven by a high supply voltage such that only a single supply voltage which is the high supply voltage is required.
    • 本发明涉及一种用于设计低功率和高性能半导体所需的多电源电压系统中的电平转换器,更具体地说,涉及一种用于多电源电压的单电源通过门电平转换器(SPLC) 系统功耗低,运行速度快,仅使用单电源电压。 SPLC包括输入数据提供电路单元,其接收低电源电压的输入信号; 数据反转电路单元,其从输入数据提供电路单元接收输入数据并输出反相输入数据; 反馈电路单元,由数据反转电路单元的输出反馈; 以及数据输出缓冲器,其反转数据反转电路单元的输出并输出反相信号。 输入数据提供电路单元,数据反转电路单元,反馈电路单元和数据输出缓冲器均由高电源电压驱动,使得仅需要作为高电源电压的单个电源电压。
    • 37. 发明申请
    • METHOD AND APPARATUS FOR ANALYZING CIRCUIT MODEL BY REDUCTION AND COMPUTER PROGRAM PRODUCT FOR ANALYZING THE CIRCUIT MODEL
    • 用于分析电路模型分析电路模型的方法和装置以及用于分析电路模型的计算机程序产品
    • US20080209366A1
    • 2008-08-28
    • US12027732
    • 2008-02-07
    • Hong Bo CheYoung Hwan Kim
    • Hong Bo CheYoung Hwan Kim
    • G06F17/50
    • G06F17/5036G06F2217/78
    • Provided are a method and apparatus for analyzing a circuit model by reducing, and a computer program product for analyzing the circuit model. The circuit model at least includes independent current source models, resistance models, and capacitance models. Also, the circuit model forms a resistance capacitance (RC) network with independent current sources. The method includes selecting a node to be removed using resistance information and comparing conductance of a capacitor for a given time step and the total conductance of the node. Further, the method includes removing the selected nodes and generating RC elements and independent current sources using adjacent nodes, which maintain the accuracy of node voltages of a circuit reduced in an accuracy order used for entrywise perturbation of the corresponding circuit equation. Moreover, an efficient method of handling the independent current sources while reducing the circuit is provided.
    • 提供了一种通过减少电路模型分析的方法和装置,以及用于分析电路模型的计算机程序产品。 电路模型至少包括独立的电流源模型,电阻模型和电容模型。 此外,电路模型形成具有独立电流源的电阻电容(RC)网络。 该方法包括使用电阻信息来选择要去除的节点,并且比较给定时间步长的电容器的电导率和节点的总电导率。 此外,该方法包括使用相邻节点去除所选择的节点并产生RC元件和独立电流源,其保持电路的节点电压的精度以用于相应电路方程的入门扰动的精度顺序降低。 此外,提供了一种在减少电路的同时处理独立电流源的有效方法。