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    • 51. 发明授权
    • Non-volatile ferroelectric memory device with leakage preventing function
    • 具有防漏功能的非易失性铁电存储器件
    • US5615144A
    • 1997-03-25
    • US511527
    • 1995-08-04
    • Tohru KimuraHiroki Koike
    • Tohru KimuraHiroki Koike
    • G11C14/00G11C11/22G11C11/408G11C17/00H01L21/8246H01L27/10H01L27/105
    • G11C11/22
    • A non-volatile ferroelectric memory device includes a plurality of memory cells provided in a matrix manner, each of which comprises a transistor having a gate and source and drain regions formed in a semiconductor region, and a ferroelectric capacitor having first and second electrodes and a ferroelectric layer interposed between the first and second electrodes. The second electrode is connected to one of the source and drain regions of the transistor. The memory device further includes a plurality of pairs of bit lines, each of the bit lines of each of the pairs being connected to the other of the source and drain regions of the transistor of each memory cell in a column of the plurality of memory cells, a plurality of word lines each of which is connected to the gate of the transistor of each memory cell in a row of the plurality of memory cells, a plate potential section for generating a first predetermined potential intermediate between a reference potential and a high DC voltage and supplying the first potential to the first electrode of each of the plurality of memory cells, a well potential section for generating a second predetermined potential lower than the first potential with respect to the reference potential and supplying the second potential to the semiconductor region of each of the plurality of transistors, and a sense amplifier section for sensing a data using potentials on the bit lines of each of the plurality of pairs of bit lines. The well potential section functions as a preventing section for preventing a leakage current from flowing from the ferroelectric layer.
    • 非挥发性铁电存储器件包括以矩阵方式设置的多个存储单元,每个存储单元包括具有形成在半导体区域中的栅极和源极和漏极区域的晶体管,以及具有第一和第二电极的铁电电容器和 介于第一和第二电极之间的铁电层。 第二电极连接到晶体管的源极和漏极区之一。 存储器件还包括多对位线,每对存储器单元的列中的每一对的每个位线连接到每个存储器单元的晶体管的源极和漏极区域中的另一个, 多条字线,每条字线连接到多个存储单元的行中的每个存储单元的晶体管的栅极;平板电位部分,用于产生参考电位和高DC之间的第一预定电位中间值 电压并将第一电位提供给多个存储单元中的每一个的第一电极;井势部分,用于产生相对于参考电位低于第一电位的第二预定电位,并将第二电位提供给半导体区域 所述多个晶体管中的每一个以及用于使用所述多个晶体管中的每一个的位线上的电位来感测数据的读出放大器部分 一对位线。 阱电位部用作防止漏电流从铁电层流出的防止部。
    • 54. 发明授权
    • Wireless transmitting/receiving method and wireless transmitting/receiving apparatus
    • 无线发射/接收方法和无线发射/接收装置
    • US08364093B2
    • 2013-01-29
    • US11992773
    • 2006-08-28
    • Tohru Kimura
    • Tohru Kimura
    • H04B1/40
    • H04W72/0406H04B1/1615H04B2001/0416H04W52/0235H04W52/44Y02D70/144Y02D70/22Y02D70/40
    • It is an object of the present invention to provide a wireless transmitting/receiving method for achieving both a high-speed data transfer and a power-saving operation by using wireless transmitting/receiving apparatus adaptable to a ubiquitous system, whereby a wireless transmitting/receiving method which performs wireless transmission/reception using no less than two carrier waves which belong to a different frequency band is used to transmit/receive a control signal for controlling the transmission/reception operation of the wireless transmitting/receiving apparatus by using a carrier wave which belongs to a lower frequency band (400 MHz band), and to transfer data by using a carrier wave which belongs to a higher frequency band (2.4 GHz band).
    • 本发明的目的是提供一种通过使用适用于普遍存在的系统的无线发射/接收装置来实现高速数据传输和省电操作的无线发送/接收方法,由此无线发送/接收 使用不少于两个属于不同频带的载波执行无线发送/接收的方法被用于通过使用载波来发送/接收用于控制无线发送/接收装置的发送/接收操作的控制信号, 属于较低频带(400MHz频带),并且通过使用属于较高频带(2.4GHz频带)的载波来传送数据。
    • 57. 发明授权
    • Objective lens, optical pickup apparatus and optical disc driving apparatus
    • 物镜,光学拾取装置和光盘驱动装置
    • US07623434B2
    • 2009-11-24
    • US11258280
    • 2005-10-26
    • Tohru KimuraEiji Nomura
    • Tohru KimuraEiji Nomura
    • G11B7/00
    • G11B7/1374G11B7/1353G11B7/13922G11B7/13925G11B2007/0006
    • An objective optical lens for use in an optical pickup apparatus, includes: an optical surface divided into at least two areas including: a central area including a first diffractive structure; and a peripheral area including a second diffractive structure, the objective lens is a single lens and is commonly used for the first to third optical information recording media, the objective lens converges diffracted light fluxes with same diffraction order generated in the first diffractive structure onto information recording surfaces of the first to third optical information recording media, respectively, the objective lens converges diffracted light fluxes with different diffraction order generated in the second diffractive structure onto information recording surfaces of the first and second optical information recording media, respectively.
    • 一种用于光学拾取装置的物镜光学透镜,包括:分为至少两个区域的光学表面,包括:包括第一衍射结构的中心区域; 和包括第二衍射结构的周边区域,物镜是单透镜,并且通常用于第一至第三光学信息记录介质,物镜将在第一衍射结构中产生的相同衍射级的衍射光束会聚到信息 物镜分别记录第一至第三光学信息记录介质的表面,物镜将在第二衍射结构中产生的不同衍射级的衍射光束分别收集到第一和第二光学信息记录介质的信息记录表面上。
    • 58. 发明申请
    • OPTICAL PICKUP APPARATUS AND OPTICAL INFORMATION RECORDING REPRODUCING APPARATUS
    • 光学拾取装置和光学信息记录装置
    • US20090238061A1
    • 2009-09-24
    • US11661857
    • 2006-09-15
    • Yuichi AtarashiTohru Kimura
    • Yuichi AtarashiTohru Kimura
    • G11B7/135
    • G11B7/13925G11B7/1353G11B7/1369G11B7/1374G11B7/1376G11B7/1395G11B2007/0006
    • A structure according to the present invention is an optical pickup apparatus including a first light source, a second light source, a third light source, a first objective optical system, a second objective optical system, an incidence optical system for emitting the first to third light fluxes into the first objective optical system or the second objective optical system, and an optical detector. The optical pickup apparatus converges a light flux emitted from the first light source onto an information recording surface of a first optical information recording medium or a second optical information recording medium, by using the first objective optical system. The optical pickup apparatus converges a light flux emitted from the second light source onto an information recording surface of a third optical information recording medium by using the second objective optical system, and further converges a light flux emitted from the third light source onto an information recording surface of a fourth optical information recording medium by using the second objective optical system. The first objective optical system includes an objective lens, and a liquid crystal correcting element being adopted to correct the amount of spherical aberration for a light flux passing through the liquid crystal correcting element.
    • 根据本发明的结构是一种光拾取装置,包括第一光源,第二光源,第三光源,第一物镜光学系统,第二物镜光学系统,用于发射第一至第三光束的入射光学系统 光通量进入第一物镜光学系统或第二物镜光学系统,以及光学检测器。 光拾取装置通过使用第一物镜光学系统将从第一光源发射的光束会聚到第一光信息记录介质或第二光信息记录介质的信息记录表面上。 光拾取装置通过使用第二物镜光学系统将从第二光源发射的光束会聚到第三光信息记录介质的信息记录表面上,并且还将从第三光源发射的光束会聚到信息记录 通过使用第二物镜光学系统的第四光学信息记录介质的表面。 第一物镜光学系统包括物镜和液晶校正元件,用于校正通过液晶校正元件的光通量的球面像差量。
    • 59. 发明申请
    • Optical element, optical pickup device and optical information recording and reproducing apparatus
    • 光学元件,光学拾取装置和光学信息记录和再现装置
    • US20090207715A1
    • 2009-08-20
    • US12385538
    • 2009-04-10
    • Tohru Kimura
    • Tohru Kimura
    • G11B7/135G02B5/18
    • G11B7/139G11B7/1275G11B7/1353G11B7/1367G11B7/1374G11B7/13922G11B2007/0006
    • An optical element for use in an optical pickup device to conduct reproducing and/or recording information for a first disk including a protective substrate by the use of a first light flux emitted from a first light source and to conduct reproducing and/or recording information for a second disk including a protective substrate by the use of a second light flux emitted from a first light source, the optical element includes: an optical surface on which a first phase structure is formed to have a function to correct a spherical aberration; an optical surface on which a second phase structure is formed such that when the wavelength of the first light flux changes, the second phase structure generates a spherical aberration in a direction reverse to the direction of a spherical aberration generated by the first phase structure.
    • 一种用于光学拾取装置的光学元件,用于通过使用从第一光源发射的第一光通量来对包括保护基板的第一盘进行再现和/或记录信息,并且进行再现和/或记录信息 通过使用从第一光源发射的第二光束包括保护衬底的第二光盘,所述光学元件包括:光学表面,其上形成有第一相位结构以具有校正球面像差的功能; 其上形成有第二相结构的光学表面,使得当第一光束的波长改变时,第二相位结构在与由第一相结构产生的球面像差的方向相反的方向上产生球面像差。