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    • 1. 发明申请
    • DRIVE CIRCUIT AND DISPLAY DEVICE
    • 驱动电路和显示设备
    • US20110199355A1
    • 2011-08-18
    • US12735930
    • 2009-02-05
    • Toshio WatanabeShinsuke AnzaiYoshihiro NakataniHiroaki FujinoHirofumi MatsuiMasami MoriKohichi Hosokawa
    • Toshio WatanabeShinsuke AnzaiYoshihiro NakataniHiroaki FujinoHirofumi MatsuiMasami MoriKohichi Hosokawa
    • G06F3/038
    • G09G3/3688G09G3/2011G09G2310/027G09G2310/0291G09G2310/0297G09G2330/08G09G2330/12
    • A driving circuit of at least one embodiment includes: m output terminals; m+1 video signal output sections including m+1 output circuits, respectively; a decision section for determining the quality of each of the video signal output sections; and switches for switching connections between the output terminals and the video signal output sections in accordance with a result of determination made by the decision section. When the decision section has determined the ith (i being a natural number of m or less) video signal output section to be defective, the switches connect the jth (j being a natural number of i−1 or less) video signal output section to the jth output terminal and connect the (k+1)th (k being a natural number of i or more to m or less) video signal output section to the kth output terminal. Thus provided is a driving circuit, capable of self-repairing a defective one of the video signal output sections, which has more simplified wires connected to the video signal output sections.
    • 至少一个实施例的驱动电路包括:m个输出端子; m + 1个视频信号输出部分,分别包括m + 1个输出电路; 确定部分,用于确定每个视频信号输出部分的质量; 以及用于根据决定部分做出的确定的结果来切换输出端子和视频信号输出部分之间的连接。 当决定部分确定第i(i个m个或更少的自然数)视频信号输出部分为有缺陷时,该开关将第j个(j是i-1或更小的自然数)视频信号输出部分连接到 第j个输出端子,并将第(k + 1)(k为i以上的自然数〜m以下)视频信号输出部连接到第k个输出端子。 这样提供了一种驱动电路,其能够自我修复视频信号输出部分中的有缺陷的一个,其具有连接到视频信号输出部分的更简化的线。
    • 2. 发明授权
    • Drive circuit and display device
    • 驱动电路和显示设备
    • US08587573B2
    • 2013-11-19
    • US12735930
    • 2009-02-05
    • Toshio WatanabeShinsuke AnzaiYoshihiro NakataniHiroaki FujinoHirofumi MatsuiMasami MoriKohichi Hosokawa
    • Toshio WatanabeShinsuke AnzaiYoshihiro NakataniHiroaki FujinoHirofumi MatsuiMasami MoriKohichi Hosokawa
    • G06F3/038
    • G09G3/3688G09G3/2011G09G2310/027G09G2310/0291G09G2310/0297G09G2330/08G09G2330/12
    • A driving circuit of at least one embodiment includes: m output terminals; m+1 video signal output sections including m+1 output circuits, respectively; a decision section for determining the quality of each of the video signal output sections; and switches for switching connections between the output terminals and the video signal output sections in accordance with a result of determination made by the decision section. When the decision section has determined the ith (i being a natural number of m or less) video signal output section to be defective, the switches connect the jth (j being a natural number of i−1 or less) video signal output section to the jth output terminal and connect the (k+1)th (k being a natural number of i or more to m or less) video signal output section to the kth output terminal. Thus provided is a driving circuit, capable of self-repairing a defective one of the video signal output sections, which has more simplified wires connected to the video signal output sections.
    • 至少一个实施例的驱动电路包括:m个输出端子; m + 1个视频信号输出部分分别包括m + 1个输出电路; 确定部分,用于确定每个视频信号输出部分的质量; 以及用于根据决定部分做出的确定的结果来切换输出端子和视频信号输出部分之间的连接。 当决定部分确定第i(i个m个或更少的自然数)视频信号输出部分为有缺陷时,该开关将第j个(j是i-1或更小的自然数)视频信号输出部分连接到 第j个输出端子,并将第(k + 1)(k为i以上的自然数〜m以下)视频信号输出部连接到第k个输出端子。 这样提供了一种驱动电路,其能够自我修复视频信号输出部分中的有缺陷的一个,其具有连接到视频信号输出部分的更简化的线。
    • 3. 发明申请
    • DRIVING CIRCUIT, DISPLAY DEVICE, AND TELEVISION SYSTEM
    • 驱动电路,显示设备和电视系统
    • US20100225635A1
    • 2010-09-09
    • US12225182
    • 2008-05-26
    • Shunichi MurahashiMasafumi KatsutaniHiroaki FujinoShinsuke Anzai
    • Shunichi MurahashiMasafumi KatsutaniHiroaki FujinoShinsuke Anzai
    • G06F3/038
    • G09G3/20G09G3/006G09G3/3648G09G2310/027G09G2310/0278G09G2330/08G09G2330/12
    • In one embodiment of the present invention, a liquid crystal driving semiconductor IC for driving a display panel includes an output terminal connected to the display panel, an output circuit block including a DAC circuit, and a spare output block including a DAC circuit, the DAC circuits and being connectable to the output terminal. The IC includes an op amp for comparing output signal from the DAC circuit with that of the DAC circuit, and judging circuit for judging, based on the comparison result of the op amp, whether the DAC circuit is defective, and switches and for, if the DAC circuit is defective, connecting the spare DAC circuit to the output terminal in replacement of the defective DAC circuit. This provides an IC for driving a display device, which IC has concrete measures to easily detect a defect in an output circuit, and can perform self-healing for the defect in the output circuit.
    • 在本发明的一个实施例中,用于驱动显示面板的液晶驱动半导体IC包括连接到显示面板的输出端子,包括DAC电路的输出电路块和包括DAC电路的备用输出块,DAC 电路并可连接到输出端子。 IC包括用于比较来自DAC电路的输出信号与DAC电路的输出信号的运算放大器,以及用于基于运算放大器的比较结果判断DAC电路是否有故障的判断电路,以及用于如果 DAC电路有故障,将备用DAC电路连接到输出端子,以代替有缺陷的DAC电路。 这提供了用于驱动显示装置的IC,该IC具有能够容易地检测输出电路中的缺陷的具体措施,并且可以对输出电路中的缺陷执行自愈。
    • 4. 发明授权
    • Display device and television system including a self-healing driving circuit
    • 显示装置和电视系统包括自愈式驱动电路
    • US08416171B2
    • 2013-04-09
    • US12225182
    • 2008-05-26
    • Shunichi MurahashiMasafumi KatsutaniHiroaki FujinoShinsuke Anzai
    • Shunichi MurahashiMasafumi KatsutaniHiroaki FujinoShinsuke Anzai
    • G09G3/36
    • G09G3/20G09G3/006G09G3/3648G09G2310/027G09G2310/0278G09G2330/08G09G2330/12
    • In one embodiment of the present invention, a liquid crystal driving semiconductor IC for driving a display panel includes an output terminal connected to the display panel, an output circuit block including a DAC circuit, and a spare output block including a DAC circuit, the DAC circuits and being connectable to the output terminal. The IC includes an op amp for comparing output signal from the DAC circuit with that of the DAC circuit, and judging circuit for judging, based on the comparison result of the op amp, whether the DAC circuit is defective, and switches and for, if the DAC circuit is defective, connecting the spare DAC circuit to the output terminal in replacement of the defective DAC circuit. This provides an IC for driving a display device, which IC has concrete measures to easily detect a defect in an output circuit, and can perform self-healing for the defect in the output circuit.
    • 在本发明的一个实施例中,用于驱动显示面板的液晶驱动半导体IC包括连接到显示面板的输出端子,包括DAC电路的输出电路块和包括DAC电路的备用输出块,DAC 电路并可连接到输出端子。 IC包括用于比较来自DAC电路的输出信号与DAC电路的输出信号的运算放大器,以及用于基于运算放大器的比较结果判断DAC电路是否有故障的判断电路,以及用于如果 DAC电路有故障,将备用DAC电路连接到输出端子,以代替有缺陷的DAC电路。 这提供了用于驱动显示装置的IC,该IC具有能够容易地检测输出电路中的缺陷的具体措施,并且可以对输出电路中的缺陷执行自愈。
    • 5. 发明申请
    • DRIVE CIRCUIT, DISPLAY DEVICE AND METHOD FOR SELF-DETECTING AND SELF-REPAIRING DRIVE CIRCUIT
    • 驱动电路,显示装置及自动检测和自动维修电路的方法
    • US20110254822A1
    • 2011-10-20
    • US13131419
    • 2009-11-25
    • Shinsuke AnzaiHiroaki FujinoMasafumi Katsutani
    • Shinsuke AnzaiHiroaki FujinoMasafumi Katsutani
    • G09G5/00
    • G09G3/3688G09G3/006G09G2310/027G09G2330/08
    • A drive circuit (20) of the present invention includes an output circuit block (30), a spare output circuit block (40), a reference output circuit block (41), a comparing and determining circuit (50), and switching circuits (60) and (61). During self-detection, the switching circuit (60) selects one output circuit from the output circuit block (40), disconnects the selected output circuit from a data line of a display panel (80), and connects the spare output circuit block (40) to the data line of the display panel (80). The comparing and determining circuit (50) compares a test output signal from the selected output circuit with a reference output signal from the reference output circuit block (41) and, in accordance with a result of the comparison, determines whether or not the selected output circuit is defective or not. This achieves a drive circuit capable of detecting a failure in an output circuit while driving a display panel without causing a defect in display.
    • 本发明的驱动电路(20)包括输出电路块(30),备用输出电路块(40),参考输出电路块(41),比较和确定电路(50)和开关电路 60)和(61)。 在自检时,开关电路60从输出电路块40选择一个输出电路,将所选择的输出电路与显示面板的数据线断开,并将备用输出电路块40 )到显示面板(80)的数据线。 比较和确定电路(50)将来自所选择的输出电路的测试输出信号与来自参考输出电路块(41)的参考输出信号进行比较,并且根据比较结果确定所选择的输出 电路有故障。 这实现了能够在驱动显示面板的同时检测输出电路的故障而不引起显示缺陷的驱动电路。
    • 7. 发明授权
    • Nonvolatile semiconductor memory device
    • 非易失性半导体存储器件
    • US07020037B2
    • 2006-03-28
    • US11051139
    • 2005-02-04
    • Shinsuke AnzaiYasumichi Mori
    • Shinsuke AnzaiYasumichi Mori
    • G11C7/02
    • G11C16/28G11C11/5642G11C11/5678G11C11/5685G11C13/0004G11C13/0007G11C13/004G11C13/0064G11C16/3436G11C2013/0054G11C2213/31
    • A nonvolatile semiconductor memory device includes a readout circuit which reads data stored in a selected memory cell by applying predetermined voltage to the selected memory cell and a reference cell such that currents corresponding to the respective threshold voltage may flow, and comparing the current flowing in the selected memory cell with the current flowing in the reference cell. The readout circuit commonly uses the reference cell set in the same storage state for normal readout and for readout for program verification, and when the predetermined voltage is applied to the selected memory cell and the reference memory cell at the time of the readout for the program verification, it sets an applying condition to the reference memory cell such that its storage state may be shifted more in the program state direction than that in an applying condition at the time of the normal readout.
    • 非易失性半导体存储器件包括:读出电路,通过向所选择的存储单元施加预定电压,读取存储在所选择的存储单元中的数据;以及参考单元,使得与各个阈值电压相对应的电流可以流动, 选定的存储单元,电流在参考单元中流动。 读出电路通常使用相同存储状态的参考单元设置用于正常读出和用于程序验证的读出,并且当在用于程序的读出时将预定电压施加到所选择的存储单元和参考存储单元时 验证时,将参考存储单元的应用条件设置为使得其存储状态可以在程序状态方向上比在正常读出时的应用条件中更多地移位。