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    • 1. 发明申请
    • SYNCHRONOUS SEMICONDUCTOR DEVICE, AND INSPECTION SYSTEM AND METHOD FOR THE SAME
    • 同步半导体器件及其检测系统及其方法
    • US20080204067A1
    • 2008-08-28
    • US12112782
    • 2008-04-30
    • Hiroyuki SUGAMOTOHidetoshi TanakaYasushige Ogawa
    • Hiroyuki SUGAMOTOHidetoshi TanakaYasushige Ogawa
    • G01R31/28G11C29/00
    • G11C8/08G01R31/31701G11C29/34
    • The present invention provides a synchronous semiconductor device suitable for improving the efficiency of application of electrical stresses to the device, an inspection system and an inspection method thereof in order to efficiently carrying out a burn-in stress test. A command latch circuit having an access command input will output a low-level pulse in synchronism with an external clock. The pulse will pass through a NAND gate of test mode sequence circuit and a common NAND gate to output a low-level internal precharge signal, which will reset a word line activating signal from the control circuit. Simultaneously, an internal precharge signal passing through the NAND gate will be delayed by an internal timer a predetermined period of time to output through the NAND gate a low-level internal active signal, which will set a word line activating signal from the control circuit.
    • 本发明提供了一种同步半导体装置,其适用于提高对装置的电应力的效率,检查系统及其检查方法,以便有效地执行老化压力试验。 具有访问命令输入的命令锁存电路将输出与外部时钟同步的低电平脉冲。 脉冲将通过测试模式序列电路的NAND门和公共NAND门,以输出低电平的内部预充电信号,这将使来自控制电路的字线激活信号复位。 同时,通过NAND门的内部预充电信号将被内部定时器延迟预定时间段,以通过NAND门输出低电平内部有效信号,该低电平内部有效信号将设置来自控制电路的字线激活信号。
    • 2. 发明授权
    • Synchronous semiconductor device, and inspection system and method for the same
    • 同步半导体器件及其检测系统及方法相同
    • US07378863B2
    • 2008-05-27
    • US11014789
    • 2004-12-20
    • Hiroyuki SugamotoHidetoshi TanakaYasushige Ogawa
    • Hiroyuki SugamotoHidetoshi TanakaYasushige Ogawa
    • G01R31/28
    • G11C8/08G01R31/31701G11C29/34
    • The present invention provides a synchronous semiconductor device suitable for improving the efficiency of application of electrical stresses to the device, an inspection system and an inspection method thereof in order to efficiently carrying out a burn-in stress test. A command latch circuit having an access command input will output a low-level pulse in synchronism with an external clock. The pulse will pass through a NAND gate of test mode sequence circuit and a common NAND gate to output a low-level internal precharge signal, which will reset a word line activating signal from the control circuit. Simultaneously, an internal precharge signal passing through the NAND gate will be delayed by an internal timer a predetermined period of time to output through the NAND gate a low-level internal active signal, which will set a word line activating signal from the control circuit.
    • 本发明提供了一种同步半导体装置,其适用于提高对装置的电应力的效率,检查系统及其检查方法,以便有效地执行老化压力试验。 具有访问命令输入的命令锁存电路将输出与外部时钟同步的低电平脉冲。 脉冲将通过测试模式序列电路的NAND门和公共NAND门,以输出低电平的内部预充电信号,这将使来自控制电路的字线激活信号复位。 同时,通过NAND门的内部预充电信号将被内部定时器延迟预定时间段,以通过NAND门输出低电平内部有效信号,该低电平内部有效信号将设置来自控制电路的字线激活信号。
    • 3. 发明申请
    • SYNCHRONOUS SEMICONDUCTOR DEVICE, AND INSPECTION SYSTEM AND METHOD FOR THE SAME
    • 同步半导体器件及其检测系统及其方法
    • US20100052727A1
    • 2010-03-04
    • US12614713
    • 2009-11-09
    • Hiroyuki SUGAMOTOHidetoshi TanakaYasushige Ogawa
    • Hiroyuki SUGAMOTOHidetoshi TanakaYasushige Ogawa
    • G01R31/28
    • G11C8/08G01R31/31701G11C29/34
    • The present invention provides a synchronous semiconductor device suitable for improving the efficiency of application of electrical stresses to the device, an inspection system and an inspection method thereof in order to efficiently carry out a burn-in stress test. A command latch circuit having an access command input will output a low-level pulse in synchronism with an external clock. The pulse will pass through a NAND gate of test mode sequence circuit and a common NAND gate to output a low-level internal precharge signal, which will resent a word line activating signal from the control circuit. Simultaneously, an internal precharge signal passing through the NAND gate will be delayed by an internal timer a predetermined period of time to output through the NAND gate a low-level internal active signal, which will set a word line activating signal from the control circuit.
    • 本发明提供一种同步半导体装置,其适用于提高对装置的电应力的效率,检查系统及其检查方法,以便有效地进行老化应力试验。 具有访问命令输入的命令锁存电路将输出与外部时钟同步的低电平脉冲。 脉冲将通过测试模式序列电路的NAND门和公共NAND门,以输出低电平的内部预充电信号,这将使来自控制电路的字线激活信号重新发出。 同时,通过NAND门的内部预充电信号将被内部定时器延迟预定时间段,以通过NAND门输出低电平内部有效信号,该低电平内部有效信号将设置来自控制电路的字线激活信号。
    • 4. 发明授权
    • Synchronous semiconductor device, and inspection system and method for the same
    • 同步半导体器件及其检测系统及方法相同
    • US07663392B2
    • 2010-02-16
    • US12112782
    • 2008-04-30
    • Hiroyuki SugamotoHidetoshi TanakaYasushige Ogawa
    • Hiroyuki SugamotoHidetoshi TanakaYasushige Ogawa
    • G01R31/28G11C7/00
    • G11C8/08G01R31/31701G11C29/34
    • The present invention provides a synchronous semiconductor device suitable for improving the efficiency of application of electrical stresses to the device, an inspection system and an inspection method thereof in order to efficiently carrying out a burn-in stress test. A command latch circuit having an access command input will output a low-level pulse in synchronism with an external clock. The pulse will pass through a NAND gate of test mode sequence circuit and a common NAND gate to output a low-level internal precharge signal, which will reset a word line activating signal from the control circuit. Simultaneously, an internal precharge signal passing through the NAND gate will be delayed by an internal timer a predetermined period of time to output through the NAND gate a low-level internal active signal, which will set a word line activating signal from the control circuit.
    • 本发明提供了一种同步半导体装置,其适用于提高对装置的电应力的效率,检查系统及其检查方法,以便有效地执行老化压力试验。 具有访问命令输入的命令锁存电路将输出与外部时钟同步的低电平脉冲。 脉冲将通过测试模式序列电路的NAND门和公共NAND门,以输出低电平的内部预充电信号,这将使来自控制电路的字线激活信号复位。 同时,通过NAND门的内部预充电信号将被内部定时器延迟预定时间段,以通过NAND门输出低电平内部有效信号,该低电平内部有效信号将设置来自控制电路的字线激活信号。
    • 10. 发明申请
    • SENSOR NODE FOR IMPACT DETECTION
    • 用于冲击检测的传感器节点
    • US20070251294A1
    • 2007-11-01
    • US11211485
    • 2005-08-26
    • Hidetoshi TanakaKei Suzuki
    • Hidetoshi TanakaKei Suzuki
    • G01N3/30
    • G01P15/0922G01P15/0891
    • The invention is intended to provide a technique regarding sensor nodes for impact detection to enable the intensities of impacts to be determined in a multi-value or analog mode and to reduce the power consumption of sensor nodes. The sensor node is provided with a shock detection sensor comprising a piezoelectric element unit which generates an electric charge corresponding to an external impact, a capacitor which rectifies and accumulates the electric charge so generated, and a voltage detector which operates on the accumulated power and externally outputs a signal when the accumulated voltage reaches a preset level; a stand-by control object section which is caused by the external signal to return from a stand-by state and to operate; and a power supply which feeds power to the stand-by control object section, wherein the operation of the stand-by control object section is triggered by the signal of impact detected by the piezoelectric element unit.
    • 本发明旨在提供一种关于用于冲击检测的传感器节点的技术,以使得能够以多值或模拟模式确定冲击的强度并降低传感器节点的功率消耗。 传感器节点设有一个震动检测传感器,它包括一个压电元件单元,该压电元件单元产生一个与外部冲击相对应的电荷;一个电容器,用于整流和累积如此产生的电荷;以及一个电压检测器,其对累积功率和外部 当累积电压达到预设电平时,输出信号; 由外部信号引起的备用控制对象部分从待机状态返回并进行操作; 以及向备用控制对象部供电的电源,其中,由压电元件单元检测到的冲击信号触发待机控制对象部的动作。