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    • 2. 发明申请
    • Storage device
    • 储存设备
    • US20050097257A1
    • 2005-05-05
    • US10851897
    • 2004-05-21
    • Minoru IshidaKatsuhisa ArataniAkira Kouchiyama
    • Minoru IshidaKatsuhisa ArataniAkira Kouchiyama
    • G11C13/00G11C7/00G11C11/409G11C13/02G11C16/02H01L27/10G06F12/00
    • G11C13/0011G11C13/0064G11C13/0069G11C16/3459G11C2013/009
    • A storage device comprises a memory element and an applying means for applying a voltage to the memory element wherein the memory element changes its characteristic to record thereon information with application of a voltage to the memory element by the applying means, the memory element further changing its characteristic when the same information is recorded on the memory element continuously. The memory element has a recording method which comprises the steps of detecting content of information that has already been recorded on the memory element when the information is recorded, comparing the information that has already been recorded on the memory element with information to be recorded on the memory element, applying a voltage to the memory element to make an ordinary information recording process if the two information are different from each other and disabling the ordinary information recording process when the two information are identical to each other. Thus, the storage device according to the present invention can satisfactorily carry out recording operations even when information is recorded continuously.
    • 存储装置包括存储元件和用于向存储元件施加电压的施加装置,其中存储元件改变其特性以便通过施加装置向存储元件施加电压来记录信息,存储元件进一步改变其 当相同的信息被连续记录在存储元件上时的特性。 存储元件具有记录方法,其包括以下步骤:当记录信息时已经记录在存储元件上的信息的内容,将已经记录在存储元件上的信息与要记录在存储元件上的信息进行比较 存储元件,如果两个信息彼此不同,则向存储元件施加电压以进行普通信息记录处理,并且当两个信息彼此相同时禁用普通信息记录处理。 因此,即使当连续记录信息时,根据本发明的存储装置也能令人满意地执行记录操作。
    • 4. 发明授权
    • Memory device and method of production and method of use of same and semiconductor device and method of production of same
    • 存储器件及其制造方法及其使用方法及半导体器件及其制造方法
    • US07425724B2
    • 2008-09-16
    • US11256920
    • 2005-10-24
    • Katsuhisa ArataniMinoru IshidaAkira Kouchiyama
    • Katsuhisa ArataniMinoru IshidaAkira Kouchiyama
    • H01L27/108
    • H01L27/105H01L27/24H01L2924/0002Y10S257/906H01L2924/00
    • A memory device able to be produced without requiring high precision alignment, a method of production of the same, and a method of use of a memory device produced in this way, wherein a peripheral circuit portion (first semiconductor portion) formed by a first minimum processing dimension is formed on a substrate, a memory portion (second semiconductor portion) formed by a second minimum processing dimension smaller than the first minimum processing dimension is stacked above it, and the memory portion (second semiconductor portion) is stacked with respect to the peripheral circuit portion (first semiconductor portion) with an alignment precision rougher than the second minimum processing dimension or wherein memory cells configured by 2-terminal devices are formed in regions where word lines and bit lines intersect in the memory portion, and contact portions connecting the word lines and bit lines and the peripheral circuit portions are arranged in at least two columns in directions in which the word lines and the bit lines extend.
    • 一种能够在不需要高精度对准的情况下制造的存储器件,其制造方法以及以这种方式制造的存储器件的使用方法,其中,由第一最小值形成的外围电路部分(第一半导体部分) 在基板上形成加工尺寸,将由第二最小加工尺寸小的第二最小加工尺寸形成的存储部分(第二半导体部分)堆叠在其上方,并且存储部分(第二半导体部分)相对于 具有比第二最小处理尺寸更粗糙的对准精度的外围电路部分(第一半导体部分),或者其中由字线和位线在存储部分相交的区域中形成由2端子器件构成的存储单元, 字线和位线以及外围电路部分沿方向布置成至少两列 其中字线和位线延伸。
    • 6. 发明授权
    • Memory device
    • 内存设备
    • US07092278B2
    • 2006-08-15
    • US11071082
    • 2005-03-03
    • Minoru IshidaKatsuhisa ArataniAkira KouchiyamaTomohito Tsushima
    • Minoru IshidaKatsuhisa ArataniAkira KouchiyamaTomohito Tsushima
    • G11C11/00G11C19/08G11C7/02
    • G11C13/0011G11C11/5614G11C13/004G11C13/0069G11C2013/0054G11C2013/009G11C2213/34G11C2213/79
    • Data reading can be easily and precisely performed by setting specific conditions in writing into a selected memory cell. A memory cell has a structure, in which an interelectrode material layer is sandwiched between a first electrode and a second electrode. Data is stored by a change in a resistance value between the first electrode and the second electrode. The resistance value when a memory element is in a high resistance state is expressed as R_mem_high; the resistance value when the memory element is in a low resistance state is expressed as R_mem_low1; the resistance value of a load circuit is expressed as R_load; the reading voltage is expressed as Vread by setting the voltage of a second power supply line to the reference voltage; and the threshold voltage is expressed as Vth_critical. In writing data into the memory cell, the low resistance state is created so that these parameters satisfy specific relations. The load circuit is formed by an element having the same structure as of the memory element of the memory cell.
    • 通过将特定条件写入选定的存储单元,可以容易且精确地执行数据读取。 存储单元具有其中电极间材料层夹在第一电极和第二电极之间的结构。 通过第一电极和第二电极之间的电阻值的变化来存储数据。 当存储元件处于高电阻状态时的电阻值表示为R_mem_high; 当存储元件处于低电阻状态时的电阻值表示为R_mem_low1; 负载电路的电阻值表示为R_load; 通过将第二电源线的电压设置为参考电压,将读取电压表示为Vread; 阈值电压表示为Vth_critical。 在将数据写入存储单元时,产生低电阻状态,使得这些参数满足特定关系。 负载电路由具有与存储单元的存储元件相同结构的元件形成。
    • 9. 发明授权
    • Storage device with resistive memory cells enduring repetitive data writing
    • 具有电阻式存储单元的存储设备可持续重复数据写入
    • US07167390B2
    • 2007-01-23
    • US10851897
    • 2004-05-21
    • Minoru IshidaKatsuhisa ArataniAkira Kouchiyama
    • Minoru IshidaKatsuhisa ArataniAkira Kouchiyama
    • G11C11/00
    • G11C13/0011G11C13/0064G11C13/0069G11C16/3459G11C2013/009
    • A storage device comprises a memory element and an applying unit for applying a voltage to the memory element wherein the memory element changes its characteristic to record thereon information with application of a voltage to the memory element by the applying unit, the memory element further changing its characteristic when the same information is recorded on the memory element continuously. The memory element has a recording method which comprises the steps of detecting content of information that has already been recorded on the memory element when the information is recorded, comparing the information that has already been recorded on the memory element with information to be recorded on the memory element, applying a voltage to the memory element to make an ordinary information recording process if the two information are different from each other and disabling the ordinary information recording process when the two information are identical to each other. Thus, the storage device according to the present invention can satisfactorily carry out recording operations even when information is recorded continuously.
    • 存储装置包括存储元件和施加单元,用于向存储元件施加电压,其中存储元件改变其特征以便通过施加单元向存储元件施加电压以记录信息,存储元件进一步改变其 当相同的信息被连续记录在存储元件上时的特性。 存储元件具有记录方法,其包括以下步骤:当记录信息时已经记录在存储元件上的信息的内容,将已经记录在存储元件上的信息与要记录在存储元件上的信息进行比较 存储元件,如果两个信息彼此不同,则向存储元件施加电压以进行普通信息记录处理,并且当两个信息彼此相同时禁用普通信息记录处理。 因此,即使当连续记录信息时,根据本发明的存储装置也能令人满意地执行记录操作。