Surfactants and hydrophilic colloid compositions and materials
containing them
    2.
    发明授权
    Surfactants and hydrophilic colloid compositions and materials containing them 失效
    表面活性剂和亲水胶体组合物和含有它们的材料

    公开(公告)号:US5543555A

    公开(公告)日:1996-08-06

    申请号:US478624

    申请日:1995-06-07

    摘要: Surfactants useful as dispersing aids in the preparation of compositions comprising a hydrophilic colloid having hydrophobic particles dispersed therein have the structure ##STR1## wherein R is H or methyl provided that when each n=1, each R is methyl;M is a cation; and,n is an integer from 1 to 6.Such surfactants offer coating, photographic property and processing advantages when incorporated in photographic materials comprising a support bearing a plurality of hydrophilic colloid layers including at least one light-sensitive silver halide emulsion layer wherein at least one of the underlying hydrophilic colloid layers of the material contains hydrophobic particles dispersed therein with the aid of the surfactant.

    摘要翻译: 可用作制备包含分散有疏水性颗粒的亲水胶体的组合物的分散助剂的表面活性剂具有其中R为H或甲基的结构,其中当n = 1时,每个R为甲基; M是阳离子; 并且n为1至6的整数。这些表面活性剂在掺入到包含支持多个亲水胶体层的载体的照相材料中时,具有涂层,照相性能和加工优点,所述亲水胶体层包括至少一种感光卤化银乳剂层,其中至少 材料的底层亲水胶体层之一借助表面活性剂包含分散在其中的疏水性颗粒。

    Apparatus and method for transmitting graphical representations
    3.
    发明授权
    Apparatus and method for transmitting graphical representations 有权
    用于传输图形表示的装置和方法

    公开(公告)号:US06437808B1

    公开(公告)日:2002-08-20

    申请号:US09492582

    申请日:2000-01-27

    IPC分类号: G06T1570

    摘要: An apparatus and method for transmitting graphical representations is disclosed. The present invention has an image generator (112) that generates an image (114) of a head (106) with facial features, including an eye portion (202) that correlates to an eye (240) in the head (106). The apparatus also has a non-updating tracker (116) that searches for an eye target image of the eye (240) in the head (106). The eye portion (202) correlating to the eye (240) is positioned at the target image located by the non-updating tracker (116). The apparatus also has an updating tracker (118) that searches for an updated eye target image when the non-updating tracker (116) is unable to locate the eye target image. The updating tracker (118) also positions the eye portion (202) at the updated eye target image and updates the updated eye target image with the eye portion (202). The updating tracker further determines the location of the eye portion (202). The apparatus also has an image differentiator (120) coupled to the trackers for providing image differential signals (124), including eye differential signals representing positional difference from the location of the eye portion (202). The apparatus also has a display device (130) that receives the image differential signals (124), including the eye differential signals, and animates a model (136) with the received image differential signals (134).

    摘要翻译: 公开了用于发送图形表示的装置和方法。 本发明具有产生具有面部特征的头部(106)的图像(114)的图像生成器(112),其包括与头部(106)中的眼睛(240)相关联的眼睛部分(202)。 该装置还具有搜索头部(106)中的眼睛(240)的眼睛目标图像的非更新跟踪器(116)。 与眼睛(240)相关联的眼睛部分(202)位于由非更新跟踪器(116)定位的目标图像上。 当非更新跟踪器(116)不能定位眼睛目标图像时,该装置还具有搜索更新的眼睛目标图像的更新跟踪器(118)。 更新跟踪器(118)还将眼睛部分(202)定位在更新的眼睛目标图像上,并用眼睛部分(202)更新更新的眼睛目标图像。 更新跟踪器还确定眼睛部分(202)的位置。 该装置还具有耦合到跟踪器的图像微分器(120),用于提供图像差分信号(124),包括表示与眼睛部分(202)的位置的位置差异的眼睛差分信号。 该装置还具有接收包括眼睛差分信号的图像差分信号(124)并且利用接收到的图像差分信号(134)使模型(136)动画化的显示装置(130)。