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    • 21. 发明申请
    • Semiconductor integrated circuit device
    • US20060023520A1
    • 2006-02-02
    • US11169800
    • 2005-06-30
    • Ryo MoriToshio YamadaTetsuya Muraya
    • Ryo MoriToshio YamadaTetsuya Muraya
    • G11C5/14
    • G11C11/412
    • The present invention provides a semiconductor integrated circuit device having an SRAM in which leak current is reduced. In an SRAM comprising a plurality of memory cells each constructed by a storage in which input and output terminals of two inverter circuits are cross-connected and a selection MOSFET provided between the storage and complementary bit lines and whose gate is connected to a word line, a substrate bias switching circuit is provided. In normal operation, the substrate bias switching circuit supplies a power source voltage to an N-type well in which a P-channel MOSFET of a memory cell is formed and supplies a ground potential of the circuit to a P-type well in which an N-channel MOSFET is formed. In the standby state, the substrate bias switching circuit supplies a predetermined voltage which is lower than the power source voltage and by which a PN junction between the N-type well and the source of the P-channel MOSFET is not forward biased to the N-type well, and supplies a predetermined voltage which is higher than the ground potential and by which a PN junction between the P-type well and the source of the N-channel MOSFET is not forward biased to the P-type well.
    • 30. 发明授权
    • Apparatus for bending a band-shaped work
    • 用于弯曲带状工作的装置
    • US5495741A
    • 1996-03-05
    • US247918
    • 1994-05-23
    • Toshio Yamada
    • Toshio Yamada
    • B21D5/04B21D7/00B21D11/10B21D53/60B21D53/64B21D7/02
    • B21D37/205B21D11/10B21D53/64B21D7/00
    • An apparatus for bending a band-shaped work, the apparatus including a stationary cylinder having at least a pair of slits on diametrically opposite sides thereof, the slits providing a passageway in which the work is inserted through the slits, a rotary sleeve accepting the stationary cylinder with a gap interposed therebetween, the rotary sleeve having a first opening and a second opening on diametrically opposite sides thereof, a first driving means for feeding the work passed through the passageway in the stationary cylinder and the first and second openings of the rotary sleeve, and a second driving means for rotating the rotary sleeve by a predetermined amount while the movement of the work is stopped so as to bend the work between the stationary cylinder and the rotary sleeve.
    • 一种用于弯曲带状工件的装置,该装置包括具有在其直径相对侧上的至少一对狭缝的固定筒,狭缝提供通过狭缝插入工件的通道,接受静止的旋转套筒 气缸,其间具有间隙,旋转套筒具有第一开口和在其直径相对的侧面上的第二开口;第一驱动装置,用于将通过固定缸中的通道的工件供给到旋转套筒的第一和第二开口 以及第二驱动装置,用于在停止工件的移动以使工作在固定筒和旋转套筒之间弯曲的同时使旋转套筒旋转预定量。