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    • 76. 发明授权
    • Liquid crystal display device having a gray-scale voltage producing circuit
    • 具有灰度电压产生电路的液晶显示装置
    • US06433768B1
    • 2002-08-13
    • US09421009
    • 1999-10-20
    • Toshio MiyazawaHideo SatoHiroshi KageyamaIwao Takemoto
    • Toshio MiyazawaHideo SatoHiroshi KageyamaIwao Takemoto
    • G09G336
    • G09G3/2011G09G3/3614G09G3/3688G09G2300/0408G09G2310/0259G09G2310/027
    • A liquid crystal display device includes plural pixels, video signal lines coupled to the pixels, a video signal line drive circuit, a power supply for supplying a time-varying gray scale voltage, and a display control circuit for supplying N-bit display data and N kinds of time-varying control signals. The video signal line drive circuit includes: plural switching circuits each associated with a respective one of the video signal lines and comprising N switching elements. The N switching elements each select one of the respective one of the N kinds of time control signals and a first fixed voltage in accordance with the display data. The N kinds of time control signals are such pulses as to uniquely determine a time represented by the display data based upon it. Plural logic circuits each associated with the respective video signal lines are supplied with the selected signals from the switching elements, and are configured so as to change state when all the selected signals are the first fixed voltage. The output circuits each associated with a respective one of the video signal lines are configured so as to supply a voltage level of the gray scale voltage at an instant when a corresponding one of the logic circuits changes state, to the video signal lines.
    • 液晶显示装置包括多个像素,耦合到像素的视频信号线,视频信号线驱动电路,用于提供时变灰度电压的电源,以及用于提供N位显示数据的显示控制电路和 N种时变控制信号。 视频信号线驱动电路包括:多个开关电路,每个与视频信号线相应的一个相关联并且包括N个开关元件。 N个开关元件各自根据显示数据选择N种时间控制信号中的相应一个和第一固定电压中的一个。 N种时间控制信号是这样的脉冲,以唯一地确定由显示数据表示的时间。 每个与各个视频信号线相关联的多个逻辑电路被提供有来自开关元件的所选择的信号,并且被配置为当所有选择的信号是第一固定电压时改变状态。 每个与各个视频信号线相关联的输出电路被配置为在逻辑电路的相应一个将状态改变为视频信号线时提供灰度级电压的电压电平。
    • 80. 发明授权
    • Radiographic system having a sheet corrugating stimulable phosphor sheet
feeder
    • 射线照相系统,具有片状波纹刺激性荧光粉片馈送器
    • US4663527A
    • 1987-05-05
    • US728670
    • 1985-04-29
    • Katsuhide KoyamaShigemi FujiwaraHiroshi Kageyama
    • Katsuhide KoyamaShigemi FujiwaraHiroshi Kageyama
    • B65H3/08B65H3/54B65H5/06G03B42/02G01T1/10B65H5/08
    • G03B42/021
    • A radiographic system for obtaining a visible radiation image by use of a stimulable phosphor sheet, including a spot shot apparatus featuring a transport system for transporting the stimulable sheets from the supply magazine to the receiving magazine through a park and exposure station at which radiation is directed to the sheet. A plurality of the stimulable phosphor sheets are stacked in a supply magazine and are taken-up one by one from the stack in the supply magazine. The take-up feed mechanism for taking-up stimulable phosphor sheets one by one from the supply magazine and for feeding the taken-up stimulable phosphor sheet to a transport system via a sheet advance roll assembly includes a take-up means for drawing a single stimulable phosphor sheet from a stack of stimulable phosphor sheets stored in the supply magazine by using a vacuum effect, a sheet corrugating device for corrugating the stimulable phosphor sheet in combination with the take-up means, and roll assembly for feeding the drawn stimulable phosphor sheet to the transport system for radiography by clamping it therebetween.
    • 一种用于通过使用可刺激的磷光体片获得可见光辐射图像的放射线照相系统,包括具有输送系统的点射装置,该输送系统用于通过放射线指向的停放和曝光站将刺激性片材从供应盒传送到接收盒 到表。 多个可刺激的磷光体片堆叠在供应盒中,并从供应盒中的堆叠中一个接一个地吸收。 用于从供应盒一个接一个地吸收可激发的荧光体片材并且将被摄取的可激发的荧光体片材经由片材前进辊组件供给到传送系统的卷取进给机构包括:卷取装置, 通过使用真空效应从存储在供应盒中的可激发的磷光体片堆叠的可刺激的荧光体片材,用于与吸收装置组合地将可刺激的磷光体片材波纹的片材波纹装置,以及用于将拉伸的可刺激的磷光体片材 通过夹在它们之间的放射线摄影运输系统。