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    • 45. 发明授权
    • Internal voltage generation circuit and method for semiconductor device
    • 内部电压产生电路及半导体器件的方法
    • US07791404B2
    • 2010-09-07
    • US11967742
    • 2007-12-31
    • Jun-Gi Choi
    • Jun-Gi Choi
    • G05F1/10
    • G11C5/147G11C29/12G11C29/12005
    • An internal voltage generation circuit for a semiconductor device and method therefor includes a voltage generator configured to generate voltages with different levels by using an external voltage. A code storing unit is configured to store a selection code to select an internal voltage out of the plurality of voltages. A decoding unit selects the internal voltage from among the plurality of voltages in response to the selection code in a normal mode, and selects the internal voltage out of the plurality of voltages in response to a test selection code set in a test mode. The interval voltage selected in the normal mode is used as an initial value that is a reference of the selection in the test mode.
    • 一种用于半导体器件的内部电压产生电路及其方法包括:电压发生器,被配置为通过使用外部电压产生具有不同电平的电压。 代码存储单元被配置为存储选择代码以选择多个电压中的内部电压。 解码单元响应于在正常模式中的选择代码选择多个电压中的内部电压,并且响应于在测试模式中设置的测试选择代码来选择多个电压中的内部电压。 在正常模式下选择的间隔电压被用作初始值,它是测试模式中选择的参考。
    • 47. 发明授权
    • Internal voltage detection circuit
    • 内部电压检测电路
    • US07560978B2
    • 2009-07-14
    • US11806558
    • 2007-06-01
    • Sang-Jin ByeonTae-Yun KimJun-Gi Choi
    • Sang-Jin ByeonTae-Yun KimJun-Gi Choi
    • G05F1/10
    • G05F1/465
    • An internal voltage generator for use in a semiconductor memory device includes a first voltage detection unit, a second voltage detection unit, a detection signal generation unit, and an internal voltage generation unit. The first voltage detection unit detects a voltage level of an internal voltage changing linearly depending on a temperature variation to output a first detection signal. The second voltage detection unit detects the voltage level having a constant value without concerning the temperature variation to output a second detection signal. The detection signal output unit combines the first and the second detection signal to generate a combined detection signal for detecting the voltage level linearly varying according to the temperature variation in a first range of temperature and detecting the voltage level having the constant value in a second range of temperature.
    • 用于半导体存储器件的内部电压发生器包括第一电压检测单元,第二电压检测单元,检测信号生成单元和内部电压产生单元。 第一电压检测单元检测根据温度变化线性变化的内部电压的电压电平,以输出第一检测信号。 第二电压检测单元检测具有恒定值的电压电平而不涉及温度变化以输出第二检测信号。 检测信号输出单元组合第一和第二检测信号以产生组合检测信号,用于根据第一温度范围内的温度变化检测线性变化的电压电平,并检测具有第二范围中的常数值的电压电平 的温度。
    • 48. 发明申请
    • Semiconductor memory device including apparatus for detecting threshold voltage
    • 半导体存储器件包括用于检测阈值电压的装置
    • US20080304335A1
    • 2008-12-11
    • US12003675
    • 2007-12-31
    • Yoon-Jae ShinJun-Gi Choi
    • Yoon-Jae ShinJun-Gi Choi
    • G11C7/12
    • G11C11/4074G11C5/145
    • A semiconductor device including a threshold voltage detector and a boosted voltage generating unit. The threshold voltage detector detects a threshold voltage level of cell transistors and outputs a detected threshold voltage level. The boosted voltage generating unit changes a target level of a boosted voltage in response to the detected threshold voltage level. The threshold voltage detector includes a detected current generating unit and a detected voltage generating unit. The detected current generating unit has a plurality of cell transistors in a cell array and generates a detected current whose amplitude varies corresponding to an average level of the threshold voltages of the cell transistors. The detected voltage generating unit generates the detected threshold voltage level whose level is determined corresponding to the amplitude of the detected current.
    • 一种包括阈值电压检测器和升压电压产生单元的半导体器件。 阈值电压检测器检测单元晶体管的阈值电压电平,并输出检测到的阈值电压电平。 升压电压发生单元响应于检测到的阈值电压电平而改变升压电压的目标电平。 阈值电压检测器包括检测电流产生单元和检测电压产生单元。 检测电流产生单元具有单元阵列中的多个单元晶体管,并产生其幅度根据单元晶体管的阈值电压的平均电平而变化的检测电流。 检测电压产生单元产生检测到的阈值电压电平,其电平根据检测到的电流的幅度确定。
    • 49. 发明申请
    • INTERNAL VOLTAGE GENERATION CIRCUIT AND METHOD FOR SEMICONDUCTOR DEVICE
    • 内部电压发生电路和半导体器件的方法
    • US20080219077A1
    • 2008-09-11
    • US11967742
    • 2007-12-31
    • Jun-Gi Choi
    • Jun-Gi Choi
    • G11C5/14
    • G11C5/147G11C29/12G11C29/12005
    • An internal voltage generation circuit for a semiconductor device and method therefor includes a voltage generator configured to generate voltages with different levels by using an external voltage. A code storing unit is configured to store a selection code to select an internal voltage out of the plurality of voltages. A decoding unit selects the internal voltage from among the plurality of voltages in response to the selection code in a normal mode, and selects the internal voltage out of the plurality of voltages in response to a test selection code set in a test mode. The interval voltage selected in the normal mode is used as an initial value that is a reference of the selection in the test mode.
    • 一种用于半导体器件的内部电压产生电路及其方法包括:电压发生器,被配置为通过使用外部电压产生具有不同电平的电压。 代码存储单元被配置为存储选择代码以选择多个电压中的内部电压。 解码单元响应于在正常模式中的选择代码选择多个电压中的内部电压,并且响应于在测试模式中设置的测试选择代码来选择多个电压中的内部电压。 在正常模式下选择的间隔电压被用作初始值,它是测试模式中选择的参考。