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    • 2. 发明专利
    • Transmission method, transmission circuit, and transmission system
    • 传输方式,传输电路和传输系统
    • JP2009206958A
    • 2009-09-10
    • JP2008048313
    • 2008-02-28
    • Elpida Memory IncNec Corpエルピーダメモリ株式会社日本電気株式会社
    • SAITO HIDEAKIIKEDA HIROAKI
    • H04L25/49H04L25/493
    • H04L25/4906
    • PROBLEM TO BE SOLVED: To reduce a number of charging and discharging of wiring between chips per one clock cycle to reduce a consumption power without using multi power sources, such as a multi potential transmission, and without using a high speed clock or a high speed delay control required for the pulse width modulation data transmission system.
      SOLUTION: In a transmission side chip 30, a counter 34 outputs a count value obtained by up-counting the eight-multiplied clock CK8 of a clock CLK to a digital comparator 35. The digital comparator 35 outputs a high level signal when the counter value is equal to or more than a value of 3-bit transmitted data from flipflops 31 to 33. A selector 37 outputs a wave-like signal which performs amplitude transition once in rising or falling during one clock cycle. An output buffer 38 outputs the signal output from the selector 37 to an exterior penetrating wiring 50 of the transmission side chip 30.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:为了减少每个时钟周期的芯片之间的布线的充电和放电的数量,以降低功耗而不使用多电源,例如多电位传输,并且不使用高速时钟或 脉宽调制数据传输系统所需的高速延迟控制。 解决方案:在发送侧芯片30中,计数器34将通过将时钟CLK的八倍时钟CK8向上计数而获得的计数值输出到数字比较器35。数字比较器35输出高电平信号 计数器值等于或大于来自触发器31至33的3位发送数据的值。选择器37输出在一个时钟周期期间在上升或下降中执行幅度转换一次的波形信号。 输出缓冲器38将从选择器37输出的信号输出到发送侧芯片30的外部穿透布线50.版权所有(C)2009,JPO&INPIT
    • 5. 发明专利
    • Multilayer memory
    • 多层记忆
    • JP2007265548A
    • 2007-10-11
    • JP2006090062
    • 2006-03-29
    • Elpida Memory Incエルピーダメモリ株式会社
    • IKEDA HIROAKIYAMADA JUNJI
    • G11C11/401
    • G11C5/04G11C5/02G11C5/063G11C8/18H01L25/0657H01L27/0688H01L27/105H01L2924/0002H01L2924/00
    • PROBLEM TO BE SOLVED: To provide a multilayer memory capable of executing a series of simultaneous operations by proper timing.
      SOLUTION: A memory core layer includes a delay circuit having delay time corresponding to the operation time of each internal memory circuit part. Upon reception of a simultaneous operation signal, the memory core layer is operated according to the operation signal. The delay circuit includes an autonomous sequential activation function for sending the operation signal to a next stage after the passage of delay time. The memory core layer of the next stage is sequentially activated autonomously by proper timing to disperse a peak current during the simultaneous operation. Thus, the multilayer memory capable of achieving effective excess current dispersion and a stable operation is provided.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种能够通过适当的定时执行一系列同时操作的多层存储器。 解决方案:存储核心层包括具有与每个内部存储器电路部分的操作时间相对应的延迟时间的延迟电路。 在接收到同时操作信号时,根据操作信号操作存储芯层。 延迟电路包括用于在延迟时间通过之后将操作信号发送到下一级的自主顺序激活功能。 下一级的存储核心层通过适当的定时自主地顺序激活,以在同时操作期间分散峰值电流。 因此,提供能够实现有效的过剩电流分散和稳定操作的多层存储器。 版权所有(C)2008,JPO&INPIT
    • 6. 发明专利
    • Semiconductor device
    • 半导体器件
    • JP2007234226A
    • 2007-09-13
    • JP2007160164
    • 2007-06-18
    • Elpida Memory Incエルピーダメモリ株式会社
    • SENBA SEIJINISHIO YOJIIKEDA HIROAKI
    • G11C11/401
    • PROBLEM TO BE SOLVED: To provide a semiconductor device in which entry of noise superimposed on an external clock signal supplied from the outside can be prevented and cross talk noise between a DQ signal output to the outside and an external clock signal can be suppressed.
      SOLUTION: The semiconductor device is provided with an external clock terminal 55-1, an output terminal 52-1, and a reversed output terminal 52-2. An external clock signal is input to the external clock terminal 55-1 from the outside. The output terminal 52-1 is arranged at the vicinity of the external clock terminal 55-1 and output a data signal DQ1 indicating data to the outside. The reversed output terminal 52-2 is arranged at the vicinity of the output terminal 52-1 and the external clock terminal 55-1 and outputs a reversed data signal DQ1B to which the data signal DQ1 is reversed to the outside.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 解决的问题:提供一种半导体器件,其中可以防止叠加在从外部提供的外部时钟信号上的噪声的输入和输出到外部的DQ信号与外部时钟信号之间的串扰噪声可以是 抑制。

      解决方案:半导体器件设置有外部时钟端子55-1,输出端子52-1和反向输出端子52-2。 外部时钟信号从外部输入到外部时钟端子55-1。 输出端子52-1配置在外部时钟端子55-1的附近,向外部输出表示数据的数据信号DQ1。 反相输出端子52-2配置在输出端子52-1和外部时钟端子55-1附近,并将与数据信号DQ1反转的反向数据信号DQ1B输出到外部。 版权所有(C)2007,JPO&INPIT

    • 9. 发明专利
    • Semiconductor device and test equipment therefor, and semiconductor device test method
    • 半导体器件及其测试设备及半导体器件测试方法
    • JP2014022652A
    • 2014-02-03
    • JP2012161806
    • 2012-07-20
    • Elpida Memory Incエルピーダメモリ株式会社
    • IKEDA HIROAKI
    • H01L25/18H01L21/60H01L25/065H01L25/07
    • G01R31/2601G01R31/2884G01R31/2889G11C29/025G11C2029/5006H01L2224/16145H01L2224/16225H01L2924/15311
    • PROBLEM TO BE SOLVED: To detect loose contact between bump electrodes in a layered semiconductor device by a simple method.SOLUTION: A semiconductor device comprises a semiconductor chip MC0 having a Driver circuit MD0 for driving a bump electrode FB0 and a semiconductor chip CC having a driver circuit CD for driving a bump electrode BBC. The semiconductor chips MC0, CC are layered one on the other in such a way as to make the bump electrodes FB0, BBC be electrically connected thereby to form a current path including the bump electrodes FB0, BBC. In a test mode, when the driver circuit CD drives the current path to second potential during the driver circuit MD0 drives the current path to first potential, bus fight occurs. By purposely increasing current consumption by the bus fight, a connection state of the bump electrodes can be evaluated only by monitoring a change in the current consumption.
    • 要解决的问题:通过简单的方法检测分层半导体器件中的凸起电极之间的松动接触。解决方案:半导体器件包括半导体芯片MC0,其具有用于驱动凸块电极FB0的驱动电路MD0和具有用于驱动凸起电极FB0的半导体芯片CC 用于驱动凸块电极BBC的驱动电路CD。 半导体芯片MC0,CC以这样的方式层叠,以使凸块电极FB0,BBC电连接,从而形成包括凸起电极FB0,BBC的电流路径。 在测试模式中,当驱动电路CD驱动当前路径到第二电位时,在驱动电路MD0将当前路径驱动到第一电位时,发生总线故障。 通过有意地增加总线的电力消耗,可以仅通过监视电流消耗的变化来评估凸块电极的连接状态。
    • 10. 发明专利
    • Interposer and method for manufacturing the same
    • 插件及其制造方法
    • JP2011243678A
    • 2011-12-01
    • JP2010113067
    • 2010-05-17
    • Elpida Memory Incエルピーダメモリ株式会社
    • ISHINO MASAKAZUIKEDA HIROAKI
    • H01L23/32H01L23/14
    • H01L2224/16225H01L2924/15311
    • PROBLEM TO BE SOLVED: To provide an interposer which is easily manufactured and has a wiring pattern on both sides.SOLUTION: The interposer 10 includes a first wiring substrate 20 and a second wiring substrate 30. The first and second substrates 20 and 30 respectively include wiring patterns 22 and 32 formed on one surface, through vias 25 and 35 which are electrically connected with the wiring patterns 22 and 32, and electrodes 26 and 36 which are electrically connected with the through vias 25 and 35 and provided on a surface opposite to the surface in which the wiring patterns 22 and 32 are formed. The surface of the first wiring substrate 20 in which the electrode 26 is provided faces the surface of the second wiring substrate 30 in which the electrode 36 is provided. The electrode 26 of the first wiring substrate 20 is electrically connected with the electrode 36 of the second wiring substrate 30.
    • 要解决的问题:提供一种容易制造并且在两侧具有布线图案的插入件。 解决方案:插入器10包括第一布线基板20和第二布线基板30.第一和第二基板20和30分别包括形成在一个表面上的布线图案22和32,穿过通孔25和35,电气连接 与布线图案22和32以及与通孔25和35电连接并且设置在与形成布线图案22和32的表面相对的表面上的电极26和36。 其中设置有电极26的第一布线基板20的表面与设置有电极36的第二布线基板30的表面相对。 第一布线基板20的电极26与第二布线基板30的电极36电连接。版权所有(C)2012,JPO&INPIT