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    • 67. 发明授权
    • Light-sensitive material
    • 感光材料
    • US4792514A
    • 1988-12-20
    • US917744
    • 1986-10-10
    • Taku NakamuraKozo Sato
    • Taku NakamuraKozo Sato
    • G03F7/004G03C1/498G03F7/028G03F7/06G03C1/06G03C1/40
    • G03F7/0285Y10S430/165
    • A light-sensitive material is described, comprising a support having provided thereon a light-sensitive layer containing at least a light-sensitive silver halide, a polymerizable compound, a color image forming substance, and a hydrazine derivative represented by formula (I): ##STR1## wherein R.sub.1 represents a monovalent group derived from a substituted or unsubstituted aromatic ring or aromatic heterocyclic ring; R.sub.2 and R.sub.3 each represents a substituted or unsubstituted aryl group; and R.sub.4 represents a hydrogen atom or a substituted or unsubstituted alkyl, aryl, alkoxycarbonyl, or carbamoyl group,in which the color image forming substance is immobilized by imagewise exposure to light followed by heat development under conditions substantially not containing water. The material exhibits high sensitivity and provides a color image through a simple, easy, and rapid dry processing step, with a reduced exposure time.
    • 描述了一种感光材料,其包括其上设置有至少含有感光卤化银,可聚合化合物,彩色图像形成物质和由式(I)表示的肼衍生物的感光层的载体: (I)其中R1表示衍生自取代或未取代的芳环或芳族杂环的一价基团; R2和R3各自表示取代或未取代的芳基; 并且R4表示氢原子或取代或未取代的烷基,芳基,烷氧基羰基或氨基甲酰基,其中彩色图像形成物质通过成像曝光固化,然后在基本上不含水的条件下进行热显影。 该材料表现出高灵敏度,并通过简单,容易和快速的干燥加工步骤提供彩色图像,并减少曝光时间。
    • 68. 发明授权
    • Silver halide photographic material containing a polymer with a
photographically useful group which is rendered non-diffusive by
cross-linking
    • 含有通过交联使其不扩散的具有摄影有用基团的聚合物的卤化银照相材料
    • US4663272A
    • 1987-05-05
    • US763370
    • 1985-08-07
    • Taku Nakamura
    • Taku Nakamura
    • G03C7/26G03C1/04G03C1/06G03C7/396G03C1/08G03C1/84G03C7/32
    • G03C7/396
    • A silver halide photographic material is described comprising at least one layer which contains at least(1) a polymer comprising as constitutional components thereof a repeating unit having a photographically useful group and at least one repeating unit having a sulfinic acid group or a sulfinate group, and(2) a compound having at least one functional group capable of reacting with at least one of a sulfinic acid group and sulfinate group and at least one functional group capable of reacting with at least one of a sulfinic acid group, a sulfinate group and a primary amino group.Said photographic group-containing polymer (1) may be fixed in a photographic layer according to the present photographic material, and does not substantially migrate therefrom during development or other photographic treatment, thus resulting in formation of color images of high density.
    • 描述了一种卤化银照相材料,其包含至少一层,其至少包含(1)包含其组成成分的聚合物,其具有具有照相用组的重复单元和至少一个具有亚磺酸基或亚磺酸基的重复单元, 和(2)具有至少一个能够与亚磺酸基和亚磺酸基中的至少一个反应的官能团的化合物和至少一个能够与亚磺酸基,亚磺酸基和亚磺酸基中的至少一个反应的官能团, 伯氨基。 所述含摄影基团的聚合物(1)可以根据本照相材料固定在照相层中,并且在显影或其它照相处理期间基本上不从其迁移,从而形成高密度的彩色图像。
    • 69. 发明授权
    • Heat developable light-sensitive material
    • 热可显影的感光材料
    • US4649104A
    • 1987-03-10
    • US793055
    • 1985-10-30
    • Taku NakamuraHiroyuki Hirai
    • Taku NakamuraHiroyuki Hirai
    • C08F8/00C08F8/30C08F8/44C08F12/00C08F12/04C08F20/52C08F20/58C08F220/00G03C1/06G03C1/498G03C7/00G03C8/40
    • G03C1/49845Y10S430/156
    • A heat developable light-sensitive material is described, comprising a polymer containing as a constituent a repeating unit represented by formula (I) ##STR1## wherein R.sub.1 represents a hydrogen atom or a substituted or unsubstituted alkyl group having from 1 to 6 carbon atoms; L represents a divalent connecting group having from 1 to 20 carbon atoms; M represents a cation and x represents a number which is the same as the charge number of the cation represented by M.The polymer containing the repeating unit represented by formula (I) is a base precursor which is stable at normal temperature, but rapidly decomposes to release a base by heating; therefore, the heat developable light-sensitive material containing the base precursor has excellent preservability and provides images having good image quality, i.e., low fog density and high image density, upon a short period of developing time.
    • 描述了一种可热显影的感光材料,其包含含有由式(I)表示的重复单元作为组分的聚合物,其中R 1表示氢原子或取代或未取代的具有1至6个的烷基 碳原子 L表示具有1至20个碳原子的二价连接基团; M表示阳离子,x表示与由M表示的阳离子的电荷数相同的数。含有式(I)表示的重复单元的聚合物是在常温下稳定但快速分解 通过加热释放基地; 因此,含有基体前体的热显影性感光材料具有优异的保存性,并且在短时间的显影时间内提供具有良好图像质量,即低雾密度和高图像浓度的图像。
    • 70. 发明授权
    • Moving picture encoding apparatus
    • 运动图像编码装置
    • US08170111B2
    • 2012-05-01
    • US12687007
    • 2010-01-13
    • Masaru TakahashiTaku Nakamura
    • Masaru TakahashiTaku Nakamura
    • H04B1/66
    • H04N19/59H04N19/103H04N19/132H04N19/139H04N19/159H04N19/172H04N19/176H04N19/40H04N19/513H04N19/587H04N19/61
    • Data of both MPEG-2 and MPEG-4 is generated simultaneously with a small circuit scale and a small power consumption. A moving picture encoding apparatus for encoding a moving picture through motion-compensated inter-frame prediction has: a MPEG-2 encoding unit including a motion vector estimator, a frame memory, a forward prediction circuit, a bidirectional prediction circuit, a prediction selection circuit, an intra-frame encoding circuit and a local decoding circuit; a MPEG-4 encoding unit including a frame extraction circuit for extracting a predetermined MPEG-2 frame and a transcoder for encoding the extracted frame; a motion vector calculator calculating a motion vector to be used for MPEG-4 prediction from a motion vector to be used for MPEG-2 prediction; and a prediction mode controller controlling the prediction mode of the MPEG-2 encoding unit in such that the MPEG-2 prediction mode becomes coincident with the MPEG-4 prediction mode.
    • MPEG-2和MPEG-4的数据同时产生小电路规模和小功耗。 用于通过运动补偿帧间预测对运动图像进行编码的运动图像编码装置具有:MPEG-2编码单元,包括运动矢量估计器,帧存储器,正向预测电路,双向预测电路,预测选择电路 帧内编码电路和本地解码电路; 包括用于提取预定的MPEG-2帧的帧提取电路和用于对所提取的帧进行编码的代码转换器的MPEG-4编码单元; 从用于MPEG-2预测的运动矢量中计算要用于MPEG-4预测的运动矢量的运动矢量计算机; 以及控制MPEG-2编码单元的预测模式的预测模式控制器,使得MPEG-2预测模式与MPEG-4预测模式一致。