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    • 1. 发明授权
    • Database management system
    • 数据库管理系统
    • US6016490A
    • 2000-01-18
    • US16487
    • 1998-01-30
    • Yoshiki WatanabeKei TanakaHiroshi Hayata
    • Yoshiki WatanabeKei TanakaHiroshi Hayata
    • G06F12/00G06F9/52G06F17/30
    • G06F17/30008Y10S707/99938
    • A database management system for preventing deadlocks from occurring during control while securing execution rights and securing locks, for efficiently operating the application program in a multi-thread environment, and also for limiting the amount of time wasted in standby during synchronous processing for maintenance of execution rights. In this system, once the execution rights to the threads corresponding to a cache resource have been secured, a lock is secured on a transaction operated on a thread secured by an exclusive controller for a resource of a database corresponding to a resource in the cache resource. When a lock cannot be secured for a particular transaction, the exclusive controller informs the synchronization processor of a lock failure the previously secured execution right is automatically discarded so that execution rights to other threads in standby can be secured. In this way deadlocks regarding to control of thread operation are prevented from occurring. Furthermore, execution rights are synchronously processed for each group of exclusive control process data of the lock, and data groups independent of each other in exclusive control are synchronously processed without a standby state.
    • 一种数据库管理系统,用于在确保执行权限和确保锁定期间防止在控制期间发生死锁,用于在多线程环境中有效地操作应用程序,并且还用于限制在用于维护执行的同步处理期间在待机期间浪费的时间量 权利。 在该系统中,一旦对与高速缓存资源相对应的线程的执行权限已经被保护,则在由专用控制器保护的线程上操作的事务上保证锁定与缓存资源中的资源对应的数据库的资源 。 当特定事务不能保护锁定时,专用控制器通知同步处理器锁定失败,因此先前保护的执行权被自动丢弃,从而可以确保其他待处理线程的执行权限。 以这种方式防止发生关于线程操作的控制的死锁。 此外,针对锁的各组独占控制处理数据同步地处理执行权,并且在独占控制下彼此独立的数据组被同步处理而没有待机状态。
    • 2. 发明授权
    • Method and apparatus for managing coherency in object and page caches
    • 用于管理对象和页面缓存中的一致性的方法和装置
    • US5829022A
    • 1998-10-27
    • US632069
    • 1996-04-15
    • Yoshiki WatanabeHiroshi Hayata
    • Yoshiki WatanabeHiroshi Hayata
    • G06F12/08G06F9/44G06F12/00G06F13/00G06F17/30
    • G06F17/30607
    • To reduce process time by simplifying the cache status and to improve the execution efficiency of the application program in the separate region conversion system that is capable of maintaining the hit rate of the cache at high level. When an access request is made to the object and if the object is not stored in the object cache, the page containing the object is read from the database and is stored in the page cache, and the object is read from the page and stored in the cache. The status of the page cache describing the status of the page stored in the page cache is stored in the page status storage device and at the same time the status of the object cache describing the status of the object stored in the object cache is stored in the object status storage device. By establishing a relationship between the status of the page cache and the status of the object, if the status of the page cache and the corresponding status of the object cache are not consistent, the status synchronizing device executes a synchronization process to make these status consistent.
    • 通过简化缓存状态并提高能够将高速缓存的命中率保持在高电平的单独区域转换系统中的应用程序的执行效率来缩短处理时间。 当对对象进行访问请求时,如果对象未存储在对象缓存中,则从数据库读取包含对象的页面,并将其存储在页面缓存中,并从页面读取并存储在 缓存。 描述存储在页面高速缓存中的页面的状态的页面缓存的状态存储在页面状态存储设备中,并且同时将存储在对象高速缓存中的对象的状态描述的对象高速缓存的状态存储在 对象状态存储设备。 通过建立页面缓存的状态与对象的状态之间的关系,如果页面缓存的状态和对象缓存的对应状态不一致,则状态同步设备执行同步过程以使这些状态一致 。
    • 4. 发明授权
    • Format conversion of storage data using an efficient division of data
    • 使用有效的数据划分格式转换存储数据
    • US5963937A
    • 1999-10-05
    • US634674
    • 1996-04-18
    • Nobuhiro YamasakiYoshiki WatanabeHiroshi Hayata
    • Nobuhiro YamasakiYoshiki WatanabeHiroshi Hayata
    • G06F12/00G06F12/08G06F17/30G06F17/00
    • G06F17/30569G06F12/0866G06F2212/311Y10S707/99934Y10S707/99952
    • A database apparatus to realize faster processing for data including a plurality of elements such as objects by conducting the loading and storing process accompanying format conversion only on necessary elements. Objects in storage format in the secondary memory apparatus are written as computable format onto the cache for processing by the application program. In addition, objects in computable format in the cache are written out as storage format on the secondary memory apparatus. A first determination device determines whether invalid or valid elements are contained in at least a portion of the object held in the cache based on status information that is held in the cache. Based on the results of this determination, a second determination device determines which elements in the object are invalid or valid and for invalid elements, the corresponding elements held in storage format are converted to computable format by the loading means and written into the cache while valid elements are converted to storage format by the storage device and written out to the page cache. Furthermore, the reading and writing device writes these out to the secondary memory apparatus.
    • 一种数据库装置,用于仅通过必要元素进行伴随格式转换的加载和存储处理来实现对包括诸如对象的多个元素的数据的更快处理。 二次存储装置中存储格式的对象以可计算格式写入高速缓存,由应用程序进行处理。 此外,高速缓存中的可计算格式的对象作为存储格式被写入辅助存储装置。 第一确定装置基于保持在高速缓存中的状态信息来确定在高速缓存中保持的对象的至少一部分中是否包含无效或有效元素。 基于该确定的结果,第二确定装置确定对象中的哪些元素无效或无效,并且对于无效元素,以存储格式保持的相应元素由加载装置转换为可计算格式并写入高速缓存,同时有效 元素由存储设备转换为存储格式并写入页面缓存。 此外,读写装置将它们写入辅助存储装置。
    • 5. 发明授权
    • Database management system and method utilizing a shared memory
    • 数据库管理系统和方法利用共享内存
    • US5893097A
    • 1999-04-06
    • US634605
    • 1996-04-18
    • Hiroshi HayataYoshiki Watanabe
    • Hiroshi HayataYoshiki Watanabe
    • G06F12/00G06F9/46G06F17/30
    • G06F17/3056
    • A database management system is provided to reduce the process time required for data sharing between the server process and the client process. When the client process sends the data reading command to the server process, the server process reads the page specified by the command from the database file, writes the page in the sharing memory device that includes the mapped file and the page buffer and sends the offset that specifies the page within the region in the mapped file to the client process. The client process maps the logic address of the access space in its process to the region specified by the offset to enable accessing of the page written in the page buffer.
    • 提供了数据库管理系统,以减少服务器进程和客户端进程之间数据共享所需的处理时间。 当客户端进程将数据读取命令发送到服务器进程时,服务器进程从数据库文件中读取该命令指定的页面,将页面写入包含映射文件和页面缓冲区的共享存储设备中,并发送偏移量 它将映射文件中的区域内的页面指定给客户端进程。 客户端进程将其进程中的访问空间的逻辑地址映射到由偏移量指定的区域,以访问页面缓冲区中写入的页面。
    • 6. 发明授权
    • Method for creating an index and method for searching an index
    • 创建用于搜索索引的索引和方法的方法
    • US06678687B2
    • 2004-01-13
    • US09972865
    • 2001-10-10
    • Yoshiki WatanabeHiroshi Hayata
    • Yoshiki WatanabeHiroshi Hayata
    • G06F1730
    • G06F17/30625Y10S707/99933Y10S707/99934Y10S707/99935
    • A B+ tree index for a full-text search through documents is created fast and fast searches are implemented using the index. A B+ tree index to register sets of words serving as keys and documents containing the words is constituted of a plurality of B+ tree subindexes; a document identification number id and a word identification number iw are assigned to a document and a word to uniquely identify them; as a function to apply to documents, a hash function Hd is provided that maps a document identification number to a value indicating the position of horizontal direction of a two-dimensional array, and as a function to apply to words, a hash function Hw is provided that maps a word identification number to a value indicating the position of vertical direction of the two-dimensional array; and the occurrence of a word in a document is registered in a corresponding subindex B+ tree (Hd(id), Hw(iw)) by using values obtained by applying the hash functions to the document identification number and the word identification number, respectively. The index is searched using a value with a word identification number as a key and a document identification number concatenated.
    • 通过文档创建全文搜索的B +树索引,并使用索引实现快速搜索。 用于注册用作密钥的单词的B +树索引和包含该单词的文档由多个B +树子索引构成; 将文档识别号码id和字识别号码iw分配给文档和单词以唯一地识别它们; 作为应用于文档的功能,提供了将文档识别号映射到指示二维数组的水平方向的位置的值的散列函数Hd,并且作为应用于字的功能,散列函数Hw是 条件是将字识别号映射到指示二维阵列的垂直方向的位置的值; 并且通过使用通过将散列函数应用于文档标识号和字识别号而获得的值,将文档中的单词的出现登记在相应的子索引B +树(Hd(id),Hw(iw))中。 使用具有单词识别号码的值作为关键字并连接文档识别号码来搜索索引。
    • 8. 发明申请
    • METHOD FOR FABRICATING FUNCTIONAL FILM
    • 制作功能膜的方法
    • US20100311298A1
    • 2010-12-09
    • US12794906
    • 2010-06-07
    • Naoki SUZUKITakao NagumoHidehiro YoshidaHiroshi HayataMasahiro Muro
    • Naoki SUZUKITakao NagumoHidehiro YoshidaHiroshi HayataMasahiro Muro
    • H01J9/24B05D5/00
    • B41J2/155B41J2/2139B41J2/2146B41J2202/09H01L51/0005
    • It is an object to provide a functional-film fabricating method capable of forming uniform coating films without degrading the productivity, in the event of occurrence of non-ejectable nozzles, out of nozzles in an ink jet apparatus.A functional-film fabricating method includes the step of applying a coating by ejecting droplets of functional liquid (9) from plural nozzles (6) to ejection areas for forming a functional film which are surrounded by bounded areas (3) having a liquid repellent property, during a single scanning. In the step of applying the coating, when there is a non-ejectable nozzle out of plural nozzles to be used for applying a coating to a single ejection area, the amount of droplets of the functional liquid ejected form another ejectable nozzle to be used for applying a coating to this ejection area is made larger than that of cases where there is no non-ejectable nozzle.
    • 本发明的目的是提供一种能够形成均匀的涂膜的功能膜制造方法,而不会在喷墨装置中的喷嘴中发生不喷射喷嘴的情况下使生产率降低。 功能膜制造方法包括通过从多个喷嘴(6)喷射功能液体(9)的液滴到形成功能膜的喷射区域施加涂层的步骤,所述功能膜由具有疏液性的有界区域(3)包围 ,在单次扫描期间。 在施加涂层的步骤中,当在用于向单个喷射区域施加涂层的多个喷嘴中存在不可喷射的喷嘴时,从另一个可喷射喷嘴喷射的功能液体的液滴数量用于 使得涂覆到该喷射区域的涂层比没有不可喷射喷嘴的情况大。
    • 9. 发明授权
    • Magnetron sputtering method and apparatus
    • 磁控溅射法和设备
    • US06620298B1
    • 2003-09-16
    • US09550999
    • 2000-04-18
    • Hiroshi Hayata
    • Hiroshi Hayata
    • C23C1434
    • H01J37/3405C23C14/352
    • A first target is arranged opposite a substrate while a second target is arranged not opposite the substrate within a vacuum chamber. Pressure within the vacuum chamber is adjusted to a first pressure, and during a period wherein the pressure is changed from the first pressure to a second pressure which is lower than the first pressure, plasma density above the second target is made greater than plasma density above the first target. At a time point when the second pressure is reached, the plasma density above the first target is made greater than the plasma density above the second target.
    • 第一靶与衬底相对布置,而在真空室内的第二靶不配置在衬底上。 将真空室内的压力调节到第一压力,并且在压力从第一压力变为低于第一压力的第二压力的期间内,等于使第二靶标上方的等离子体密度大于等于以上等离子体密度 第一个目标。 在达到第二压力的时间点,使得高于第一靶的等离子体密度大于第二靶上方的等离子体密度。