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    • 42. 发明申请
    • INFORMATION PROCESSING SYSTEM FOR CALCULATING THE NUMBER OF REDUNDANT LINES OPTIMAL FOR MEMORY DEVICE
    • 用于计算存储器件最佳冗余线数量的信息处理系统
    • US20070247937A1
    • 2007-10-25
    • US11736435
    • 2007-04-17
    • Ichiro MoriyamaSeiji Ishikawa
    • Ichiro MoriyamaSeiji Ishikawa
    • G11C29/00
    • G11C29/56G11C29/56008G11C29/72
    • An information processing system of the invention has a database in which test results for a plurality of memory devices mounted on a wafer are stored and a computer for analyzing the test results. The computer includes a data retrieval section for retrieving a test result from the database; and a required redundant line quantity calculation section for determining the total number of redundant lines which is required for recovering failed bits of the memory device based on the test results, deciding how the required total number of redundant lines should be assigned in each of the row and column directions, and calculating the total number of redundant lines required for recovery and the number of redundant lines assigned in each of the row and columns directions on the memory device, and the computer displays a result of calculation by the required redundant line quantity calculation section.
    • 本发明的信息处理系统具有数据库,其中存储安装在晶片上的多个存储器件的测试结果和用于分析测试结果的计算机。 计算机包括用于从数据库检索测试结果的数据检索部分; 以及所需的冗余线路量计算部分,用于基于测试结果来确定用于恢复存储器件的故障比特所需的冗余线路的总数,决定如何在每行中分配所需的冗余线路总数 和列方向,以及计算恢复所需的冗余线路总数和在存储设备上的行和列方向中的每一个方向上分配的冗余线路数量,并且计算机根据所需的冗余线路数量计算显示计算结果 部分。
    • 48. 发明授权
    • Semiconductor failure analysis system
    • 半导体故障分析系统
    • US06404911B2
    • 2002-06-11
    • US09731745
    • 2000-12-08
    • Kazuko IshiharaSeiji IshikawaMasao SakataIsao MiyazakiYoshiyuki MiyamotoJun Nakazato
    • Kazuko IshiharaSeiji IshikawaMasao SakataIsao MiyazakiYoshiyuki MiyamotoJun Nakazato
    • G06K900
    • H01L22/20G01N21/88G01N21/956
    • A semiconductor failure analysis system and method therefor facilitated by a failure information collection unit for collection, by bit, failure information of a semiconductor, an inspection unit for examining relations between various types of inspection data obtained by inspection of the semiconductor and for examining relations between the inspection data and failure information, a storage unit for storing design information of the semiconductor, an analysis unit for analyzing the failure information from the failure information collection unit, from the inspection unit and design information stored in the storage unit, a display unit for displaying at least one of the result of analysis from the analysis unit and the failure information, a failure cause estimation unit for estimating a cause of the failure information, and a unit for feeding the estimated cause of the failure information back to a process in which the failure has occurred.
    • 一种半导体故障分析系统及其方法,由用于收集半导体的故障信息的故障信息收集单元,用于检查通过半导体检查获得的各种检查数据之间的关系的检查单元以及用于检查 检查数据和故障信息,用于存储半导体的设计信息的存储单元,用于从故障信息收集单元分析故障信息的分析单元和存储在存储单元中的设计信息的显示单元, 显示来自分析单元的分析结果和故障信息中的至少一个;故障原因估计单元,用于估计故障信息的原因;以及单元,用于将故障信息的估计原因反馈到其中 发生故障。
    • 49. 发明授权
    • Semiconductor failure analysis system
    • 半导体故障分析系统
    • US06185324B2
    • 2001-02-06
    • US08381490
    • 1995-01-31
    • Kazuko IshiharaSeiji IshikawaMasao SakataIsao MiyazakiYoshiyuki MiyamotoJun Nakazato
    • Kazuko IshiharaSeiji IshikawaMasao SakataIsao MiyazakiYoshiyuki MiyamotoJun Nakazato
    • G06K900
    • H01L22/20G01N21/88G01N21/956
    • A semiconductor failure analysis system which includes a failure information collection unit for collecting, by bit, failure information concerned with a failure of a semiconductor, an inspection unit for examining relations between various types of inspection data obtained by inspection of the semiconductor and for examining relations between said inspection data and the failure information, a storage unit for storing information concerned with design of said semiconductor, an analysis unit for analyzing the failure information on the basis of output information output from the failure information collection unit, output information output from the inspection unit and design information stored in the storage unit, a display unit for displaying at least one of the result of analysis output from the analysis unit and the failure information, a failure cause estimation unit for estimating a cause of said failure information, and an unit for feeding the estimated cause of said failure information back to a process in which the failure has occurred.
    • 一种半导体故障分析系统,包括故障信息收集单元,用于逐位地收集与半导体故障有关的故障信息;检查单元,用于检查通过半导体检查获得的各种检查数据与检查关系之间的关系 在所述检查数据和故障信息之间,存储单元,用于存储与所述半导体的设计有关的信息;分析单元,用于基于从故障信息收集单元输出的输出信息分析故障信息,从检查输出的输出信息 存储在存储单元中的单元和设计信息,用于显示从分析单元输出的分析结果和故障信息中的至少一个的显示单元,用于估计所述故障信息的原因的故障原因估计单元,以及单元 用于喂养所述故障inf的估计原因 还原到发生故障的过程。
    • 50. 发明授权
    • Positioning system utilizing GPS satellites
    • GPS卫星定位系统
    • US5931890A
    • 1999-08-03
    • US808955
    • 1997-02-19
    • Yoshihisa SuwaSeiji IshikawaTomohiro YamamotoTakeshi ItoTomio Yasuda
    • Yoshihisa SuwaSeiji IshikawaTomohiro YamamotoTakeshi ItoTomio Yasuda
    • G01C21/00G01S1/00G01S19/22G01S19/28G01S19/49G06F165/00
    • G01S19/42G01S19/22G01S19/28
    • A positioning system is disclosed in which a rate of change .DELTA..DELTA.f in a Doppler shift .DELTA.f of the radio wave transmitted from a GPS satellite is detected in order to determine whether or not an extraordinary radio wave as caused by a multi-path or the like is being received, and a GPS satellite from which an extraordinary radio wave is received is excluded from a group of GPS satellites which are utilized in a positioning calculation. A difference .DELTA.f between a signal frequency f0 transmitted from a GPS satellite and a signal frequency fR receiver is calculated, and a rate of change .DELTA..DELTA.f in the difference .DELTA.f is also calculated. The position of a receiver is calculated on the basis of information transmitted from a plurality of GPS satellites for which the rate of change .DELTA..DELTA.f is equal to or less than a first threshold value, or .DELTA..DELTA.f.ltoreq.30 Hz/s, and the azimuth of a traveling direction of the receiver is calculated on the basis of information transmitted from a plurality of GPS satellites for which the rate of change .DELTA..DELTA.f is equal to or less than a second smaller threshold value or .DELTA..DELTA.f.ltoreq.15 Hz/s.
    • 公开了一种定位系统,其中检测到从GPS卫星发射的无线电波的多普勒频移DELTA f中的变化率DELTA DELTA f,以便确定由多路径引起的非凡无线电波 正在接收,并且从定位计算中使用的一组GPS卫星中排除从其接收非正常无线电波的GPS卫星。 计算从GPS卫星发送的信号频率f0和信号频率fR接收机之间的差ΔTA,并且还计算差ΔTATA中的变化率DELTA DELTA f。 基于从变化率DELTA DELTA f等于或小于第一阈值或DELTA DELTA f 30Hz / s的多个GPS卫星发送的信息来计算接收机的位置 并且基于从其变化率DELTA DELTA f等于或小于第二较小阈值或DELTA DELTA f'的多个GPS卫星发送的信息来计算接收机的行进方向的方位角, / = 15Hz / s。