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    • 4. 发明授权
    • Semiconductor memory device and method for manufacturing the same
    • 半导体存储器件及其制造方法
    • US06326671B1
    • 2001-12-04
    • US09452620
    • 1999-12-01
    • Yoshihisa NaganoKeisuke TanakaToru Nasu
    • Yoshihisa NaganoKeisuke TanakaToru Nasu
    • H01L3107
    • H01L27/11502H01L21/76895H01L27/11507H01L28/40
    • A semiconductor memory device, includes: a semiconductor substrate including a transistor; a first protective insulating film for covering the semiconductor substrate; at least one data storage capacitor element formed on the first protective insulating film; a second protective insulating film for covering the first protective insulating film and the capacitor element; a hydrogen carrier layer; and an interconnection layer for electrically connecting the transistor and the capacitor element, wherein: the capacitor element includes a lower electrode formed on the first protective insulating film, a capacitor film formed on the lower electrode, and an upper electrode formed on the capacitor film, the capacitor film includes an insulating metal oxide, the second protective insulating film has a first contact hole reaching the upper electrode and a second contact hole reaching the lower electrode, and the hydrogen barrier layer is provided in the first and second contact holes, so as not to expose the upper and the lower electrodes.
    • 一种半导体存储器件,包括:包括晶体管的半导体衬底; 用于覆盖半导体衬底的第一保护绝缘膜; 形成在所述第一保护绝缘膜上的至少一个数据存储电容器元件; 用于覆盖第一保护绝缘膜和电容器元件的第二保护绝缘膜; 氢载体层; 以及用于电连接所述晶体管和所述电容器元件的互连层,其中:所述电容器元件包括形成在所述第一保护绝缘膜上的下电极,形成在所述下电极上的电容器膜,以及形成在所述电容器膜上的上电极, 电容器膜包括绝缘金属氧化物,第二保护绝缘膜具有到达上电极的第一接触孔和到达下电极的第二接触孔,并且氢阻挡层设置在第一和第二接触孔中,因此 不暴露上下电极。
    • 8. 发明授权
    • Arbitrated access to memory shared by a processor and a data flow
    • 仲裁访问由处理器和数据流共享的内存
    • US08412891B2
    • 2013-04-02
    • US12916668
    • 2010-11-01
    • Masayuki DemuraHisato MatsuoKeisuke Tanaka
    • Masayuki DemuraHisato MatsuoKeisuke Tanaka
    • G06F12/12G06F13/18G06F13/34
    • G06F13/161G06F13/1673Y02D10/14
    • Memory access arbitration allowing a shared memory to be used both as a memory for a processor and as a buffer for data flows, including an arbiter unit that makes assignment for access requests to the memory sequentially and transfers blocks of data in one round-robin cycle according to bandwidths required for the data transfers, sets priorities for the transfer blocks so that the bandwidths required for the data transfers are met by alternate transfer of the transfer blocks, and executes an access from the processor with an upper limit set for the number of access times from the processor to the memory in one round-robin cycle so that the access from the processor with the highest priority and with a predetermined transfer length exerts less effect on bandwidths for data flow transfers in predetermined intervals between the transfer blocks.
    • 存储器访问仲裁允许共享存储器既用作处理器的存储器又用作数据流的缓冲器,包括仲裁器单元,其顺序地对存储器的访问请求进行分配,并在一个循环周期中传送数据块 根据数据传输所需的带宽,设置传输块的优先级,使得通过传输块的交替传送来满足数据传输所需的带宽,并且执行对处理器的访问,其具有为 在一个循环周期中从处理器到存储器的访问时间,使得来自具有最高优先级并且具有预定传送长度的处理器的访问对传输块之间的预定间隔中的数据流传输的带宽的影响较小。