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    • 4. 发明授权
    • High speed MOSFET output buffer with low noise
    • 高速MOSFET输出缓冲器,噪音低
    • US4992677A
    • 1991-02-12
    • US325439
    • 1989-03-20
    • Koichiro IshibashiOsamu MinatoKatsuhiro Shimohigashi
    • Koichiro IshibashiOsamu MinatoKatsuhiro Shimohigashi
    • H03K17/16H03K19/003
    • H03K17/166H03K19/00361
    • A semiconductor integrated circuit includes: a data output terminal; a first semiconductor element connected between a first operating potential point and the data output terminal; a second semiconductor element connected between the data output terminal and a second operating potential point; first control means connected to a control input terminal of the first semiconductor element; second control means connected to a control input terminal of the second semiconductor element; first generating means for generating a first predetermined voltage; and second generating means for generating a second predetermined voltage higher than the first predetermined voltage. When voltage at the data output terminal is higher than the second predetermined voltage, the first control means controls the first semiconductor element to be in the OFF-state, and the second control means controls the second semiconductor element to be in the ON-state to lower the voltage of the data output terminal to the second predetermined voltage. On the other hand, in the case where the voltage of the data output terminal is lower than that of the first predetermined voltage, the output of the first control means controls the first semiconductor element so that it is in the ON-state and the output of the second control means controls the second semiconductor element so that it is in the OFF-state so as to raise the voltage of the data output terminal to the first predetermined voltage.
    • 半导体集成电路包括:数据输出端子; 连接在第一操作电位点和数据输出端之间的第一半导体元件; 连接在数据输出端和第二工作电位之间的第二半导体元件; 连接到第一半导体元件的控制输入端的第一控制装置; 连接到第二半导体元件的控制输入端子的第二控制装置; 用于产生第一预定电压的第一产生装置; 以及第二产生装置,用于产生高于第一预定电压的第二预定电压。 当数据输出端子的电压高于第二预定电压时,第一控制装置控制第一半导体元件处于截止状态,第二控制装置将第二半导体元件控制在导通状态 将数据输出端子的电压降低到第二预定电压。 另一方面,在数据输出端子的电压低于第一预定电压的电压的情况下,第一控制装置的输出控制第一半导体元件使其处于导通状态并且输出 所述第二控制装置控制所述第二半导体元件使其处于截止状态,以将所述数据输出端子的电压升高到所述第一预定电压。
    • 9. 发明授权
    • Logic circuit and data processing apparatus using the same
    • 逻辑电路及使用其的数据处理装置
    • US5148387A
    • 1992-09-15
    • US480674
    • 1990-02-15
    • Kazuo YanoKoichiro IshibashiTetsuya NakagawaKatsuhiro ShimohigashiOsamu Minato
    • Kazuo YanoKoichiro IshibashiTetsuya NakagawaKatsuhiro ShimohigashiOsamu Minato
    • G06F7/50G06F7/501
    • G06F7/5016
    • A logic circuit includes first, second, third, fourth, fifth and sixth field effect transistors or FETs, input nodes and an output node. The fifth and sixth FETs are connected to the output node. The first and third FETs are connected to the fifth FET. The second and fourth FETs are connected to the sixth FET. The first and second FETs are connected to the first input node. The third and fourth FETs are connected to the second node. A first signal is supplied to the first input node. A second signal is supplied to gate electrodes of the first and fourth FETs. A signal having a phase opposite to the second signal is supplied to gate electrodes of the second and third FETs. A third signal is supplied to the second input node. One signal selected from the first, second and the third signals is supplied to the gate electrode of the fifth FET. A signal having a phase opposite to the signal supplied to the gate electrode of the fifth FET is supplied to the gate electrode of the sixth FET. An output signal related to the first, second and third input signals is generated from the output node. The output signal is, for example, a carry output signal or alternatively a majority decision logic output signal.
    • 逻辑电路包括第一,第二,第三,第四,第五和第六场效应晶​​体管或FET,输入节点和输出节点。 第五和第六FET连接到输出节点。 第一和第三FET连接到第五FET。 第二和第四FET连接到第六FET。 第一和第二FET连接到第一输入节点。 第三和第四FET连接到第二节点。 第一信号被提供给第一输入节点。 向第一和第四FET的栅电极提供第二信号。 具有与第二信号相反的相位的信号被提供给第二和第三FET的栅电极。 第三信号被提供给第二输入节点。 从第一,第二和第三信号中选择的一个信号被提供给第五FET的栅电极。 具有与提供给第五FET的栅电极的信号相反的相位的信号被提供给第六FET的栅电极。 从输出节点生成与第一,第二和第三输入信号有关的输出信号。 输出信号例如是进位输出信号或多数决定逻辑输出信号。
    • 10. 发明授权
    • Line change-over circuit and semiconductor memory using the same
    • 线路切换电路和使用其的半导体存储器
    • US4641285A
    • 1987-02-03
    • US640508
    • 1984-08-13
    • Yukio SasakiKotaro NishimuraOsamu Minato
    • Yukio SasakiKotaro NishimuraOsamu Minato
    • G11C8/08G11C29/00G11C29/04G11C11/40
    • G11C29/78G11C8/08
    • The line change-over circuit suitable for the semiconductor memory having a redundancy memory column comprises a pair of transfer gate elements provided between a first node to which a first signal to be transmitted is supplied and a pair of transmission lines, first and second switch elements. The paired transfer gate elements are controlled on a switch in complementary manner each other according to a transfer signal. The first switch element is controlled on a switch according to the transfer signal, and the second switch element is controlled on a switch according to the first signal transmitted to one of the paired transmission lines. The first switch element turns one of the transmission lines to a fixed potential like ground potential when it is kept on, and the second switch element turns the other of the transmission lines to a fixed potential when it is kept on. The line change-over circuit in the above configuration is effective to prevent a floating state of the paired transmission lines.
    • 适用于具有冗余存储器列的半导体存储器的线转换电路包括一对传输门元件,其设置在提供有待传输的第一信号的第一节点与一对传输线之间,第一和第二开关元件 。 成对的传输门元件根据传输信号彼此互补地控制在开关上。 第一开关元件根据传输信号被控制在开关上,并且第二开关元件根据传输到一对传输线之一的第一信号被控制在开关上。 当第一开关元件保持接通时,第一开关元件将其中一个传输线转到固定电位,如接地电位,并且当第二开关元件保持接通时,第二开关元件将另一个传输线转到固定电位。 上述配置中的线路切换电路有效地防止成对的传输线路的浮动状态。