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    • 1. 发明申请
    • Cache memory system
    • 缓存存储系统
    • US20080022040A1
    • 2008-01-24
    • US11826496
    • 2007-07-16
    • Seimizu JoukanTomohiro HirataKiyoshi Owada
    • Seimizu JoukanTomohiro HirataKiyoshi Owada
    • G06F12/00
    • G06F12/1054G06F12/0864
    • The cache memory system 1 comprises: a virtual index obtaining unit 13 operable to obtain, based on a virtual address, virtual indexes of an access-target cache line and a cache line potentially having a cache-aliasing relationship with the access-target cache line; a physical tag obtaining unit 15 operable to obtain a physical tag of a physical page by performing address translation on the virtual address; and a comparing unit 16 operable to compare a physical tag TAG obtained by the physical tag obtaining unit 15 with each tag information piece TAG(i) belonging to cache lines corresponding to the virtual indexes and output from the tag array 11a based on the virtual indexes obtained by the virtual index obtaining unit 13, and determines a cache hit/miss.
    • 高速缓冲存储器系统1包括:虚拟索引获取单元13,可操作以基于虚拟地址获得可能与访问目标高速缓存行具有高速缓存混叠关系的访问目标高速缓存行和高速缓存行的虚拟索引 ; 物理标签获取单元15,用于通过在虚拟地址上执行地址转换来获得物理页面的物理标签; 以及比较单元16,其可操作以将由物理标签获取单元15获得的物理标签TAG与属于与虚拟索引对应的高速缓存线的每个标签信息片段TAG(i)进行比较,并且基于虚拟索引从标签阵列11a输出 由虚拟索引获取单元13获得的索引,并确定高速缓存命中/未命中。
    • 3. 发明授权
    • Apparatus for reproducing multimedia data, method for reproducing
multimedia data, and record media containing multimedia data
reproduction program
    • 用于再现多媒体数据的装置,用于再现多媒体数据的方法,以及记录包含多媒体数据再现程序的媒体
    • US6125428A
    • 2000-09-26
    • US28486
    • 1998-02-24
    • Masaya MiyazakiKiyoshi OwadaNobuyuki Enoki
    • Masaya MiyazakiKiyoshi OwadaNobuyuki Enoki
    • G06F17/30G11B27/00G11B27/36G06F12/00
    • G06F17/30017G11B27/002G11B27/36G11B2220/20G11B2220/41Y10S707/99953Y10S707/99956
    • A multimedia data reproduction apparatus comprising an optical disk library containing a plurality of optical disks and a plurality of optical disk drives, a file management unit for managing names of motion picture files stored in the respective optical disks, a media management unit for managing whether each of the optical disks is being used or not, a drive management unit for managing whether each of the optical disk drives is being used or not, an open processing unit for deciding whether to accept a request to start reading or reject it according to information from the file management unit, media management unit and the drive management unit, a close processing unit for performing close processing of a motion picture file for which a request to end reading is issued, a data readout control unit for reading motion picture data in response to the request to start reading, and a network control unit for controlling communication between the above-mentioned units and terminal PCs 20. In this apparatus, it is possible to continuously reproduce motion pictures from the optical disk library.
    • 一种多媒体数据再现装置,包括包含多个光盘的光盘库和多个光盘驱动器,用于管理存储在各个光盘中的运动图像文件的名称的文件管理单元,用于管理每个 正在使用光盘的驱动器管理单元,用于管理是否正在使用光盘驱动器的驱动管理单元,用于根据来自...的信息决定是否接受开始读取或拒绝的请求的开放处理单元 文件管理单元,媒体管理单元和驱动器管理单元,用于对发出结束读取请求的运动图像文件执行关闭处理的关闭处理单元,响应于 开始读取的请求以及用于控制上述单元与终端PC 20之间的通信的网络控制单元 在该装置中,可以从光盘库连续地再现运动图像。
    • 7. 发明授权
    • Cache memory system
    • 缓存存储系统
    • US07870325B2
    • 2011-01-11
    • US11826496
    • 2007-07-16
    • Seimizu JoukanTomohiro HirataKiyoshi Owada
    • Seimizu JoukanTomohiro HirataKiyoshi Owada
    • G06F12/00
    • G06F12/1054G06F12/0864
    • The cache memory system 1 comprises: a virtual index obtaining unit 13 operable to obtain, based on a virtual address, virtual indexes of an access-target cache line and a cache line potentially having a cache-aliasing relationship with the access-target cache line; a physical tag obtaining unit 15 operable to obtain a physical tag of a physical page by performing address translation on the virtual address; and a comparing unit 16 operable to compare a physical tag TAG obtained by the physical tag obtaining unit 15 with each tag information piece TAG(i) belonging to cache lines corresponding to the virtual indexes and output from the tag array 11a based on the virtual indexes obtained by the virtual index obtaining unit 13, and determines a cache hit/miss.
    • 高速缓冲存储器系统1包括:虚拟索引获取单元13,可操作以基于虚拟地址获得可能与访问目标高速缓存行具有高速缓存混叠关系的访问目标高速缓存行和高速缓存行的虚拟索引 ; 物理标签获取单元15,用于通过在虚拟地址上执行地址转换来获得物理页面的物理标签; 以及比较单元16,其可操作以将由物理标签获取单元15获得的物理标签TAG与属于与虚拟索引对应的高速缓存行的标签信息块TAG(i)和基于虚拟索引从标签阵列11a输出 由虚拟索引获取单元13获得,并确定高速缓存命中/未命中。
    • 8. 发明授权
    • Remote program downloading system
    • 远程程序下载系统
    • US07363622B2
    • 2008-04-22
    • US10105302
    • 2002-03-26
    • Kiyoshi Owada
    • Kiyoshi Owada
    • G06F9/44
    • G06F8/658
    • In this system, program data is generated by configuring a plurality of modules based on a relationship between dependence of the modules composing the program. Then, generated two versions of program data is compared starting from a head address of each of the program data, and data at an address, and thereafter, where the data first makes a difference is extracted to generate difference data. Further, a center holds the latest version of program and at least one item of difference data, and transmits the whole data of program or difference data corresponding to a program version in a terminal apparatus, and the program is updated in the terminal apparatus using the received data.
    • 在该系统中,通过基于构成程序的模块的依赖关系来配置多个模块来生成程序数据。 然后,从节目数据中的每一个的头地址和地址的数据开始生成两个版本的节目数据,然后提取数据首先产生差异的数据,以生成差分数据。 此外,中心保存最新版本的程序和至少一个差分数据项目,并且在终端装置中发送对应于节目版本的节目或差异数据的整个数据,并且在终端装置中使用 收到的资料。
    • 9. 发明授权
    • Arithmetic unit with reduced startup time and method of loading data
    • 减少启动时间的算术单元和加载数据的方法
    • US07107407B2
    • 2006-09-12
    • US10680128
    • 2003-10-08
    • Shinsuke KatoKiyoshi Owada
    • Shinsuke KatoKiyoshi Owada
    • G06F12/08
    • G06F9/4403
    • An arithmetic unit includes a switching device 16 and a cache controller 19. The switching device 16 determines whether desired data to be read by the CPU 11 is in a RAM 14, and allows, depending on a result of the determination, the CPU 11 to directly read the desired data from a ROM 13. The cache controller 19 controls a cache 12 so that the RAM 14 is initialized based on cache data corresponding to the desired data stored in the cache 12. In an arithmetic unit having a CPU, a cache, RAM, and ROM configured in the above manner, the time required for a startup process is reduced.
    • 算术单元包括切换装置16和高速缓存控制器19.切换装置16确定要由CPU 11读取的期望数据是否在RAM14中,并且根据确定结果允许CPU 11至 从ROM13直接读取所需的数据。高速缓存控制器19控制高速缓存12,使得RAM14基于与存储在高速缓存12中的所需数据相对应的高速缓存数据来初始化。在具有CPU的运算单元中,高速缓存 ,RAM和ROM,则启动处理所需的时间减少。
    • 10. 发明授权
    • Information processor and information processing method
    • US06611902B2
    • 2003-08-26
    • US09964604
    • 2001-09-28
    • Toyoharu KurodaKiyoshi Owada
    • Toyoharu KurodaKiyoshi Owada
    • G06F1200
    • G06F11/1433G06F8/4434G06F9/445G06F11/1469
    • The present invention provides an information processor and an information processing method, which reduces the memory capacity and utilizes a free space in a memory area as a cache area for EPG. This information processor includes a program obtaining means 5, a program storage means 2 which has plural storage areas, a program execution means 13, a selection information updating means 11 that stores execution memory information indicating a storage area which contains a program to be executed by the program execution means 13, compression information which indicates compression states of programs stored in the storage areas, and memory relation information which indicates the relation of the plural storage areas, a program execution area switching means 4 for selecting one of the storage areas on the basis of the execution memory information, a storage area switching means 3 for selecting one of the storage areas on the basis of the information in the selection information updating means 11, a program writing means 6, a program compression means 7, a program restoration means 12 for restoring a program which has been compressed by the program compression means 7, and a memory information updating means 8 for updating information stored in the selection information updating means 11.