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    • 61. 发明授权
    • Semiconductor device and control method of the same
    • 半导体器件及其控制方法相同
    • US08264901B2
    • 2012-09-11
    • US12901990
    • 2010-10-11
    • Akira OgawaMasaru Yano
    • Akira OgawaMasaru Yano
    • G11C7/02
    • H01L27/1052G11C16/0466G11C16/28Y10T29/41
    • The present invention provides a semiconductor memory and a control method therefor, the semiconductor device including a first current-voltage conversion circuit (16) connected to a core cell (12) provided in a nonvolatile memory cell array (10), a second current-voltage conversion circuit (26) connected to a reference cell (22) through a reference cell data line (24), a sense amplifier (18) sensing an output from the first current-voltage conversion circuit and an output from the second current-voltage conversion circuit, a compare circuit (28) comparing a voltage level at the reference cell data line with a predefined voltage level, and a charging circuit (30) charging the reference cell data line, if the voltage level at the reference cell data line is lower than the predefined voltage level during pre-charging the reference cell data line. According to the present invention, the pre-charging period of the reference cell data line can be shortened, and the data read time can be shortened.
    • 本发明提供一种半导体存储器及其控制方法,所述半导体器件包括连接到设置在非易失性存储单元阵列(10)中的核心单元(12)的第一电流 - 电压转换电路(16),第二电流 - 电压转换电路(26),通过参考单元数据线(24)连接到参考单元(22);感测放大器(18),感测来自第一电流 - 电压转换电路的输出和来自第二电流电压 转换电路,将参考单元数据线上的电压电平与预定电压电平进行比较的比较电路(28)以及对参考单元数据线充电的充电电路(30),如果参考单元数据线上的电压电平为 在预充电参考单元数据线期间低于预定电压电平。 根据本发明,可以缩短参考单元数据线的预充电周期,并且可以缩短数据读取时间。
    • 64. 发明授权
    • Legged robot
    • 有腿的机器人
    • US07946364B2
    • 2011-05-24
    • US12375551
    • 2007-07-27
    • Keisuke SugaAkira Ogawa
    • Keisuke SugaAkira Ogawa
    • B25J19/00
    • B62D57/032Y10T74/20329
    • A legged robot is provided whose trunk link is not prone to wobble in the front-back direction during walking. The legged robot is equipped with a trunk link and a pair of legs. Each leg has a pitch joint capable of rotating the connected links in a plane that intersects with a line extending in a lateral direction of the robot. Rotation centers of the pitch joints are located above a center of gravity of the trunk link. The legged robot walks mainly by swinging the legs backward and forward around such rotation centers. Hence, the trunk link wobbles mainly in the front-back direction around the rotation centers as the robot walks. Because the center of gravity of the trunk link is located below the rotation centers, the gravitational force acting on the trunk link acts in a direction to suppress swinging of the trunk link during walking. Due to this, the trunk link of the legged robot is not prone to wobble in the front-back direction during walking.
    • 提供了一种腿式机器人,其行走中不能在前后方向上摇摆。 腿式机器人配备有中继线和一对腿。 每个腿具有能够在与机器人的横向方向延伸的线相交的平面中旋转连接的链节的节距关节。 节距关节的旋转中心位于躯干连杆重心的上方。 腿式机器人主要通过在这些旋转中心周围向后并向前摆动腿部。 因此,当机器人行走时,主干线主要围绕旋转中心的前后方向摆动。 由于主干连杆的重心位于旋转中心的下方,所以作用在躯干连杆上的重力作用在行走过程中阻止躯干连杆摆动的方向。 由此,在行走时,腿式机器人的躯干连杆不容易在前后方向摆动。
    • 65. 发明申请
    • SEMICONDUCTOR DEVICE AND CONTROL METHOD OF THE SAME
    • 半导体器件及其控制方法
    • US20100290291A1
    • 2010-11-18
    • US12819071
    • 2010-06-18
    • Akira OgawaMasaru Yano
    • Akira OgawaMasaru Yano
    • G11C16/06
    • H01L27/1052G11C16/0466G11C16/28Y10T29/41
    • The present invention provides a semiconductor memory and a control method therefor, the semiconductor device including a first current-voltage conversion circuit (16) connected to a core cell (12) provided in a nonvolatile memory cell array (10), a second current-voltage conversion circuit (26) connected to a reference cell (22) through a reference cell data line (24), a sense amplifier (18) sensing an output from the first current-voltage conversion circuit and an output from the second current-voltage conversion circuit, a compare circuit (28) comparing a voltage level at the reference cell data line with a predefined voltage level, and a charging circuit (30) charging the reference cell data line, if the voltage level at the reference cell data line is lower than the predefined voltage level during pre-charging the reference cell data line. According to the present invention, the pre-charging period of the reference cell data line can be shortened, and the data read time can be shortened.
    • 本发明提供一种半导体存储器及其控制方法,所述半导体器件包括连接到设置在非易失性存储单元阵列(10)中的核心单元(12)的第一电流 - 电压转换电路(16),第二电流 - 电压转换电路(26),通过参考单元数据线(24)连接到参考单元(22);感测放大器(18),感测来自第一电流 - 电压转换电路的输出和来自第二电流电压 转换电路,将参考单元数据线上的电压电平与预定电压电平进行比较的比较电路(28)以及对参考单元数据线充电的充电电路(30),如果参考单元数据线上的电压电平为 在预充电参考单元数据线期间低于预定电压电平。 根据本发明,可以缩短参考单元数据线的预充电周期,并且可以缩短数据读取时间。
    • 66. 发明授权
    • Semiconductor device and control method therefor
    • 半导体装置及其控制方法
    • US07450419B2
    • 2008-11-11
    • US11636111
    • 2006-12-07
    • Mototada SakashitaMasaru YanoAkira OgawaTsutomu Nakai
    • Mototada SakashitaMasaru YanoAkira OgawaTsutomu Nakai
    • G11C16/06G11C16/10G11C16/32G11C16/24
    • G11C16/10G11C2207/2263
    • The present invention provides a semiconductor device and a method for controlling a semiconductor device having a memory cell array having a plurality of nonvolatile memory cells, the method including detecting the number of bits to be written as division data that is divided from data to be programmed into the memory cell array, comparing the number of bits with a predetermined number of bits, inverting or not inverting the division data to produce inversion data in accordance with a result of comparing the number of bits with the predetermined number of bits, and programming the inversion data into the memory cell array. The method further includes detecting the number of bits to be written as next division data and comparing the number of bits of next division data with the predetermined number of bits, while concurrently programming the inversion data into the memory cell array.
    • 本发明提供一种用于控制具有多个非易失性存储单元的存储单元阵列的半导体器件的半导体器件和方法,该方法包括检测要写入的位数,作为从要编程的数据划分的划分数据 进入存储单元阵列,将比特数与预定比特数进行比较,根据比特数与预定比特数比较的结果,反转或不反相除数数据以产生反转数据,并对 反转数据进入存储单元阵列。 该方法还包括检测要写入的比特数作为下一个分割数据,并将下一个分割数据的比特数与预定比特数进行比较,同时将反演数据编程到存储单元阵列中。
    • 68. 发明申请
    • Method for producing tertiary butyl alcohol
    • 叔丁醇生产方法
    • US20070010697A1
    • 2007-01-11
    • US10568614
    • 2004-08-18
    • Atsushi KoizumiAkira Ogawa
    • Atsushi KoizumiAkira Ogawa
    • C07C29/03
    • C07C29/04C12C11/02Y02P20/127C07C31/12
    • The present invention provides a method for producing a tertiary butyl alcohol with a high reaction rate of hydration of isobutylene. Furthermore, the present invention provides a method for producing a tertiary butyl alcohol with a high reaction rate of hydration of isobutylene even in the case of using an isobutylene of low concentration as a raw material. In this method, a tertiary butyl alcohol is produced from isobutylene and water in the presence of a cation-exchange resin catalyst and at least one solvent selected from the group consisting of sulfones and organic carboxylic acids by using a catalytic distillation apparatus. The solvent to be used in the method for producing a tertiary butyl alcohol is preferably sulfolane, dimethyl sulfone or acetic acid.
    • 本发明提供异丁烯的水合反应速度高的叔丁醇的制造方法。 此外,本发明提供了即使在使用低浓度的异丁烯作为原料的情况下,异丁烯的水合反应速度高的叔丁醇的制造方法。 在该方法中,通过使用催化蒸馏装置,在阳离子交换树脂催化剂和至少一种选自砜和有机羧酸的溶剂的存在下,由异丁烯和水制备叔丁醇。 在叔丁醇的制造方法中使用的溶剂优选为环丁砜,二甲基砜或乙酸。
    • 70. 发明授权
    • Rotary pulse generator
    • 旋转脉冲发生器
    • US5394081A
    • 1995-02-28
    • US820129
    • 1992-01-14
    • Akira OgawaTakahiro Kawakami
    • Akira OgawaTakahiro Kawakami
    • G01P1/04G01P3/48G01B7/14G01P3/54
    • G01P1/04
    • A rotary pulse generator includes a housing having a longitudinally extending bore formed therein; a rotation shaft extending in and along the bore of the housing; a pinion gear rotatably held by one end of the housing, the pinion gear being connected at a center portion thereof to one end of the rotation shaft so that the pinion gear and the rotation shaft rotate together about an axis of the rotation shaft; a cylindrical supporter disposed on the other end of the rotation shaft to rotate therewith about the axis of the rotation shaft; a bearing sleeve disposed between the wall of the bore and the cylindrical supporter so that the cylindrical supporter is smoothly rotated within the bearing sleeve; an annular magnet unit securely disposed on the cylindrical supporter to rotate therewith about the axis of the rotation shaft; and a magnetic detecting device stationarily held by the housing and located near the annular magnet unit to produce, upon rotation of the magnet unit, an information signal which represents the rotation speed of the rotation shaft. The rotation shaft extends in the bore of the housing without contacting a wall defined by the bore.
    • 旋转脉冲发生器包括其中形成有纵向延伸的孔的壳体; 旋转轴,其沿着所述壳体的孔延伸; 所述小齿轮由所述壳体的一端可旋转地保持,所述小齿轮在其中心部分处连接到所述旋转轴的一端,使得所述小齿轮和所述旋转轴围绕所述旋转轴的轴线一起旋转; 设置在所述旋转轴的另一端的圆柱形支撑件,用于围绕所述旋转轴的轴线旋转; 轴承套筒,设置在孔的壁和圆柱形支撑件之间,使得圆柱形支撑件在轴承套筒内平稳地旋转; 环形磁体单元,其牢固地设置在所述圆柱形支撑件上以围绕所述旋转轴的轴线旋转; 以及磁性检测装置,其被所述壳体固定并且位于所述环形磁体单元附近,以在所述磁体单元旋转时产生表示所述旋转轴的旋转速度的信息信号。 旋转轴在壳体的孔中延伸而不接触由孔限定的壁。