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    • 6. 发明授权
    • Recording apparatus and method for an arrayed recording apparatus
    • 用于阵列记录装置的记录装置和方法
    • US5515500A
    • 1996-05-07
    • US243416
    • 1994-05-16
    • Masahiro MizunoShiro OguraKazuhiko ItoAkira OgawaToshio MatsumotoHiroshi Baba
    • Masahiro MizunoShiro OguraKazuhiko ItoAkira OgawaToshio MatsumotoHiroshi Baba
    • G06F3/06G06F11/10G06F12/08G11B19/28G11B20/10G11B20/18G06F11/20
    • G06F11/1076G06F11/1008G11B19/28G11B20/10G11B20/1833G11B20/1883G11B2220/20
    • The present invention relates to an arrayed recording apparatus with reduced writing time. Various devices are used to write data without redundant data and to update the redundant data more efficiently during idle time. In one embodiment, a temporary write track is provided for each cylinder. When data are read, updated and re-written, the data are re-written to the temporary write track. Since the re-writing does not require a full disk rotation, the writing occurs quickly. Data in the temporary write track are relocated into the disk during an idle state, without being synchronized. Additionally, corresponding blocks in data areas can be used for writing data rather than a specified temporary write track. In order to improve re-writing time, the rotation of the disk drives can be synchronized to avoid full rotations between reads and writes, or cache memories for each disk can be used. When data is accessed from a host computer in a first unit size and from the memory devices in a second unit size, a buffer and cache can be used to limit the written data to those portions of the second unit size which have been changed. Each of these devices reduces the total access time for writing to arrayed recording devices.
    • 本发明涉及一种缩短写入时间的阵列式记录装置。 各种设备用于写入无冗余数据的数据,并在空闲时间内更有效地更新冗余数据。 在一个实施例中,为每个气缸提供临时写入磁道。 当读取,更新和重新写入数据时,将数据重新写入临时写入磁道。 由于重写不需要完全磁盘旋转,因此写入速度很快。 临时写入磁道中的数据在空闲状态下被重定位到磁盘中,而不进行同步。 此外,数据区域中的相应块可用于写入数据而不是指定的临时写入磁道。 为了提高重写时间,可以同步磁盘驱动器的旋转以避免读写之间的完全旋转,或者可以使用每个磁盘的高速缓冲存储器。 当以第一单元大小从主计算机访问数据并且以第二单元大小从存储设备访问数据时,可以使用缓冲器和高速缓存来将写入的数据限制为已经被改变的第二单元大小的那些部分。 这些设备中的每一个减少了写入阵列记录设备的总访问时间。
    • 10. 发明授权
    • Rotary connector
    • 旋转接头
    • US07104821B2
    • 2006-09-12
    • US11230230
    • 2005-09-13
    • Shunji ArakiSeishi TakahashiKazuhiko Ito
    • Shunji ArakiSeishi TakahashiKazuhiko Ito
    • H01R35/04
    • B60R16/027
    • A rotary connector includes a case, a cover, a rotor having a top panel part and a first cylindrical part, a rotor snap having locking parts locked with an outer surface of the cover and a second cylindrical part snap-fitted to the first cylindrical part, flexible cables wound windably/rewindably in the case, and a ring-shaped plate part. In this case, a holding projection project outward in a radial direction from the outer circumferential surface of the second cylindrical part between a lower end of the first cylindrical part and the locking parts, and an inner rim of the cover is provided with a holding step so as to form a step. Furthermore, a wall surface forming the step of the holding step faces side surface of the holding projection, and an inner rim of the cover is rotatably interposed between lower surface of the holding projection and an upper surface of the ring-shaped plate part.
    • 旋转连接器包括壳体,盖子,具有顶板部分和第一圆柱形部分的转子,具有与盖的外表面锁定的锁定部分的转子卡扣和卡扣配合到第一圆柱形部分的第二圆柱形部分 在壳体中可变/可重绕地缠绕的柔性电缆和环形板部件。 在这种情况下,保持突起从第一圆筒部的下端部与锁定部之间的第二圆筒部的外周面向径向突出,并且盖的内缘设置有保持台阶 从而形成一个步骤。 此外,形成保持台阶的壁面朝向保持突起的侧面,并且盖的内缘可旋转地插入在保持突起的下表面和环形板部的上表面之间。