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    • 4. 发明授权
    • Synchronous memory unit
    • 同步存储单元
    • US5963483A
    • 1999-10-05
    • US133952
    • 1998-08-14
    • Hideharu YahataKenichi FukuiYoji NishioAtsushi HiraishiSadayuki Morita
    • Hideharu YahataKenichi FukuiYoji NishioAtsushi HiraishiSadayuki Morita
    • G11C7/10G11C7/22G11C7/00
    • G11C7/22G11C7/1072
    • A synchronous memory unit which includes a plurality of input buffers for receiving address data, a plurality of input latches for holding and outputting address data from in the input buffers according to a clock signal, a plurality of decoders for decoding the address data from the input latches, and a memory cell array having a plurality of memory cells which store and output data signals via bit lines according to the address data decoded by the decoders. Also provided are a sense amplifier for amplifying the output data signals on the bit lines, a selector for selecting one of the amplified output data signals according to the address data decoded by the decoders, and a selector output latch for holding and outputting the amplified output data signal from the selector according to the clock signal. An output latch holds and outputs the amplified output data signal from the selector output latch according to the clock signal. An output buffer receives and outputs the amplified output data signal from the output latch. Each latch includes a first latch for holding and outputting a data signal according to the clock signal, a first switch connected to the first latch for allowing a data signal to pass to the first latch according to the clock signal, and a second latch for holding and outputting a data signal according to the clock signal, and a second switch, connected between the first and second latches, for allowing a data signal to pass from the first latch to the second latch according to the clock signal.
    • 一种同步存储单元,包括用于接收地址数据的多个输入缓冲器,用于根据时钟信号从输入缓冲器中保存和输出地址数据的多个输入锁存器,用于从输入端解码地址数据的多个解码器 锁存器和具有多个存储器单元的存储单元阵列,存储单元根据解码器解码的地址数据经由位线存储和输出数据信号。 还提供了用于放大位线上的输出数据信号的读出放大器,用于根据由解码器解码的地址数据来选择放大的输出数据信号之一的选择器,以及用于保存并输出放大的输出的选择器输出锁存器 来自选择器的数据信号根据时钟信号。 输出锁存器根据时钟信号保存并输出来自选择器输出锁存器的放大输出数据信号。 输出缓冲器从输出锁存器接收并输出放大的输出数据信号。 每个锁存器包括用于根据时钟信号保持和输出数据信号的第一锁存器,连接到第一锁存器的第一开关,用于根据时钟信号使数据信号传送到第一锁存器;以及第二锁存器,用于保持 并根据时钟信号输出数据信号,以及连接在第一和第二锁存器之间的第二开关,用于根据时钟信号允许数据信号从第一锁存器传递到第二锁存器。
    • 5. 发明授权
    • Static random access memory
    • 静态随机存取存储器
    • US5936909A
    • 1999-08-10
    • US13911
    • 1998-01-27
    • Takahiro SonodaSadayuki MoritaHirofumi ZushiHaruko KawachinoHideharu YahataKenichi FukuiTomohiro NaganoMasashige Harada
    • Takahiro SonodaSadayuki MoritaHirofumi ZushiHaruko KawachinoHideharu YahataKenichi FukuiTomohiro NaganoMasashige Harada
    • G11C7/10G11C11/418G11C7/00
    • G11C7/1072G11C11/418G11C7/1018
    • A static RAM has plurality of memory mats each including a plurality of static memory cells formed in a matrix pattern at points of intersection between a plurality of word lines and a plurality of data lines. upon receipt of an address signal into an address register, an address selection circuit selects a memory cell in one of the memory mats, and connects the selected memory cell to a sense amplifier or a write amplifier furnished corresponding to the memory mat in question. At the same time, an address counter generates an address signal corresponding to the address signal by which one of the memory mats has been selected. When a burst mode is designated by a control signal, the address signal admitted to the address register is used to select a memory cell in a first memory mat. The selected memory cell is connected to the corresponding sense amplifier or write amplifier. Then in accordance with the address signal generated by the address counter, a memory cell in another memory mat is selected and connected to the corresponding sense amplifier or write amplifier.
    • 静态RAM具有多个存储器堆,每个存储器堆包括在多个字线和多个数据线之间的交点处以矩阵模式形成的多个静态存储器单元。 地址选择电路在接收到地址寄存器中的地址信号后,选择存储器垫之一中的存储单元,并将所选择的存储单元连接到与所讨论的存储器衬垫对应的读出放大器或写入放大器。 同时,地址计数器产生与已经选择了一个存储器垫的地址信号对应的地址信号。 当通过控制信号指定突发模式时,允许进入地址寄存器的地址信号用于选择第一存储器存储器中的存储器单元。 所选择的存储单元连接到相应的读出放大器或写放大器。 然后根据地址计数器产生的地址信号,选择另一个存储器存储器中的存储单元并将其连接到相应的读出放大器或写入放大器。
    • 9. 发明授权
    • Semiconductor wafer, semiconductor chip, and manufacturing method of semiconductor device
    • 半导体晶片,半导体芯片和半导体器件的制造方法
    • US06885599B2
    • 2005-04-26
    • US10764539
    • 2004-01-27
    • Yoshikazu SaitohSadayuki MoritaTakahiro Sonoda
    • Yoshikazu SaitohSadayuki MoritaTakahiro Sonoda
    • G01R31/30G01R31/28G11C29/00G11C29/48H01L21/66G11C7/00
    • G11C29/48
    • By using a small number of needles and contact terminals at burn-in, electric contact check is performed between each needle and each terminal provided in each semiconductor chip, and thereby the yield of assembled products can be improved. A packaging structure in which, for example, a volatile memory chip and a nonvolatile memory chip are formed is assembled in accordance with a production scheme in which burn-in of each memory chip is performed while still under the state of a semiconductor wafer, and by forming the packaged structure using the good volatile memory chip subjected to burn-in and likewise, also, the nonvolatile memory chip. At this burn-in, contact check is performed by bringing a needle, provided in a burn-in board, into contact with, for example, six test-only signal terminals of a test circuit formed on each semiconductor chip.
    • 通过在老化期间使用少量的针和接触端子,在每个针与每个半导体芯片中提供的每个端子之间进行电接触检查,从而可以提高组装产品的产量。 根据其中形成有易失性存储器芯片和非易失性存储器芯片的封装结构,根据在半导体晶片的状态下执行每个存储芯片的老化的生产方案,并且 通过使用经过老化的良好易失性存储器芯片以及类似地,非易失性存储器芯片形成封装结构。 在该老化期间,通过将设置在老化板中的针与例如在每个半导体芯片上形成的测试电路的六个测试信号端子接触来进行接触检查。