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    • 23. 发明授权
    • Semiconductor memory device
    • 半导体存储器件
    • US5555523A
    • 1996-09-10
    • US556148
    • 1995-11-09
    • Ryo HagaTomoaki YabeShinji MiyanoKenji Numata
    • Ryo HagaTomoaki YabeShinji MiyanoKenji Numata
    • G11C11/409G11C11/401G11C11/4091G11C11/4094H01L21/8242H01L27/108G11C7/00
    • G11C11/4091G11C11/4094
    • A semiconductor memory device comprises a plurality of memory cells including at least a first memory cell and a second memory cell, a first bit line connected to the first memory cell, a second bit line connected to the second memory cell and paired with the first bit line, an equalizer connected between the first and second bit lines, an amplifier connected between the first and second bit lines, a first driving signal line connected to the amplifier and drives the amplifier, a second driving signal line connected to the amplifier and paired with the first driving signal line, a driver for driving the amplifier and connected to the first and second driving signal lines and containing a precharger for presetting the potentials of the first and second driving signal lines to a predetermined precharge potential and a driving signal supply circuit for supplying a driving signal to the first and second driving signal lines, and a control circuit for controlling the equalizer and the driver, wherein the control circuit controls the equalizer and the precharger independently so that the precharger continues supplying the precharge potential to the first and second driving signal lines until essentially immediately before the driving signal supply circuit supplies the driving signal to the first and second driving signal lines.
    • 半导体存储器件包括至少包括第一存储器单元和第二存储单元的多个存储器单元,连接到第一存储器单元的第一位线,连接到第二存储单元的第二位线,并与第一位配对 连接在第一和第二位线之间的均衡器,连接在第一和第二位线之间的放大器,连接到放大器并驱动放大器的第一驱动信号线,连接到放大器的第二驱动信号线, 第一驱动信号线,用于驱动放大器并连接到第一和第二驱动信号线并且包含用于将第一和第二驱动信号线的电位预设为预定预充电电位的预充电器的驱动器和用于 向第一和第二驱动信号线提供驱动信号,以及用于控制均衡器和驱动器的控制电路 r,其中控制电路独立地控制均衡器和预充电器,使得预充电器继续向第一和第二驱动信号线提供预充电电位,直到驱动信号提供电路将驱动信号提供给第一和第二驱动信号为止 线条。
    • 25. 发明申请
    • System and Method for Tuning Adjusting the Central Frequency of a Laser While Maintaining Frequency Stabilization to an External Reference
    • 调整激光器中心频率的系统和方法,同时保持频率稳定到外部参考
    • US20100135342A1
    • 2010-06-03
    • US12496954
    • 2009-07-02
    • Jeffrey LivasJames I. ThorpeKenji Numata
    • Jeffrey LivasJames I. ThorpeKenji Numata
    • H01S3/13H01S3/10
    • H01S3/1398
    • A method and system for stabilizing a laser to a frequency reference with an adjustable offset. The method locks a sideband signal generated by passing an incoming laser beam through the phase modulator to a frequency reference, and adjusts a carrier frequency relative to the locked sideband signal by changing a phase modulation frequency input to the phase modulator. The sideband signal can be a single sideband (SSB), dual sideband (DSB), or an electronic sideband (ESB) signal. Two separate electro-optic modulators can produce the DSB signal. The two electro-optic modulators can be a broadband modulator and a resonant modulator. With a DSB signal, the method can introduce two sinusoidal phase modulations at the phase modulator. With ESB signals, the method can further drive the optical phase modulator with an electrical signal with nominal frequency Ω1 that is phase modulated at a frequency Ω2.
    • 一种用于将激光器稳定到具有可调偏移的频率参考的方法和系统。 该方法锁定通过将入射激光束通过相位调制器而产生的边带信号为频率参考,并且通过改变输入到相位调制器的相位调制频率来调整相对于锁定边带信号的载波频率。 边带信号可以是单边带(SSB),双边带(DSB)或电子边带(ESB)信号。 两个单独的电光调制器可以产生DSB信号。 两个电光调制器可以是宽带调制器和谐振调制器。 利用DSB信号,该方法可以在相位调制器上引入两个正弦相位调制。 使用ESB信号,该方法可以用具有标称频率的电信号进一步驱动光相位调制器,并且以频率ωgr相位调制OHgr; 2。
    • 28. 再颁专利
    • Semiconductor memory and screening test method thereof
    • 半导体存储器及其筛选试验方法
    • USRE37184E1
    • 2001-05-22
    • US09108266
    • 1998-07-01
    • Natsuki KushiyamaTohru FuruyamaKenji Numata
    • Natsuki KushiyamaTohru FuruyamaKenji Numata
    • G11C700
    • G11C29/025G11C11/401G11C29/02G11C29/028G11C29/24G11C29/50G11C2029/5004G11C2029/5006
    • A semiconductor memory comprises a dynamic type memory cell array arranged to form a matrix and provided with word lines commonly connected to memory cells of respective columns and bit lines commonly connected to memory cells of respective rows, a dummy cell section having a first set of dummy word lines connected to respective complimentary bit line pairs of said memory cell array by way of respective first capacitances and a second set of dummy word lines connected to respective complementary bit line pairs of said memory cell array by way of respective second capacitances, a dummy word line potential control circuit capable of optionally controlling the mode of driving selected dummy word lines when said word lines of said memory cell array are activated and sense amplifiers connected to the respective complementary bit line pairs of said memory cell array for reading data from selected memory cells of the memory cell array onto the related bit line.
    • 半导体存储器包括动态型存储单元阵列,其布置成形成矩阵并且设置有通常连接到相应列的存储器单元的字线和共同连接到各行的存储单元的位线的虚拟单元部分,虚拟单元部分具有第一组虚拟 通过相应的第一电容连接到所述存储单元阵列的相应互补位线对的字线和通过相应的第二电容连接到所述存储单元阵列的相应互补位线对的第二组虚拟字线, 线电势控制电路,当所述存储单元阵列的所述字线被激活时,能够可选地控制驱动所选择的虚拟字线的模式,以及连接到所述存储单元阵列的相应互补位线对的读出放大器,用于从所选存储单元读取数据 的存储单元阵列到相关位线上。
    • 29. 发明授权
    • Semiconductor memory device
    • 半导体存储器件
    • US5881006A
    • 1999-03-09
    • US936550
    • 1997-09-24
    • Tomoaki YabeShinji MiyanoKenji Numata
    • Tomoaki YabeShinji MiyanoKenji Numata
    • G11C11/401G11C7/06G11C7/10G11C8/12G11C11/409G11C11/4091H01L21/8242H01L27/108G11C7/00
    • G11C8/12G11C11/4091G11C7/065G11C7/103G11C7/1051
    • A semiconductor memory device includes a memory cell array having a plurality of memory cells arranged in rows and columns, a plurality of pairs of bit lines to each of which the plurality of memory cells arranged in the column direction are connected, a plurality of latch type amplifiers each of which is provided between the bit lines of a corresponding one of the bit line pairs to amplify a potential difference between the bit lines, a plurality of activation circuits for respectively activating the plurality of latch type amplifiers, a data bus acting as passages of input data, a plurality of latch type storage circuits each of which is provided on a corresponding one of the columns and connected to the data bus, for temporarily storing the input data, a plurality of transfer gates for transferring the input data from the latch type storage circuits to the latch type amplifiers, and a transfer control circuit for controlling the transfer gates to simultaneously transfer the input data from the latch type storage circuits to the latch type amplifiers for each of the rows, wherein the memory cell array is divided into a plurality of sub-arrays including a preset number of columns and the activation circuits are provided for the respective sub-arrays.
    • 一种半导体存储器件,包括具有以行和列排列的多个存储单元的存储单元阵列,与列方向排列的多个存储单元连接的多对位线,多个锁存型 放大器中的每一个被提供在相应的一个位线对的位线之间以放大位线之间的电位差,多个激活电路用于分别激活多个闩锁型放大器,数据总线作为通道 输入数据的多个锁存型存储电路,其各自设置在相应的列上并连接到数据总线,用于临时存储输入数据;多个传输门,用于从锁存器传送输入数据 类型存储电路到锁存型放大器,以及传输控制电路,用于控制传输门以同时传送输入da 其中存储单元阵列被分成包括预定数量的列的多个子阵列,并且为每个子阵列提供激活电路 。