Optical method for detecting errors in shape
    1.
    发明授权
    Optical method for detecting errors in shape 失效
    用于检测形状误差的光学方法

    公开(公告)号:US4657396A

    公开(公告)日:1987-04-14

    申请号:US713531

    申请日:1985-03-19

    CPC分类号: G01B11/303 G01B11/24

    摘要: A method for optically detecting error in shape wherein a laser irradiates with a large angle of incidence the surface of an object to be inspected for its shape and the light wavefront of its positive reflected light from the surface is converted by using a special optical element into a light wavefront that is easily converged, the converted light wavefront is converged and the state of the convergence is detected by a photoelectric detector array, and output signals from the photoelectric detector array are processed to detect and measure the shape error of the surface of the object.

    摘要翻译: 一种用于光学检测形状误差的方法,其中激光以其入射角度大的入射角照射来自表面的正反射光的光波阵面,并通过使用特殊光学元件将其转换成 易于收敛的光波前,转换的光波前被收敛,并且通过光电检测器阵列检测会聚的状态,并且处理来自光电检测器阵列的输出信号以检测和测量表面的形状误差 目的。

    Method and apparatus for reading image
    2.
    发明授权
    Method and apparatus for reading image 失效
    读取图像的方法和装置

    公开(公告)号:US5121445A

    公开(公告)日:1992-06-09

    申请号:US724469

    申请日:1991-06-27

    IPC分类号: H04N1/409 H04N1/58

    CPC分类号: H04N1/409 H04N1/58

    摘要: A method of reading image wherein an original image is read with two different sampling intervals, and undesirable signal components are removed from the read image signals. An apparatus for reading image wherein an original image is read with different sampling intervals by reading devices of two systems; outputs of the reading devices are A/D converted and subjected to an orthogonal function transformation; a converted signal of smaller absolute value is subjected to an inverse orthogonal function transformation to produce a read image signal.

    摘要翻译: 一种读取图像的方法,其中以两个不同的采样间隔读取原始图像,并且从读取的图像信号中去除不期望的信号分量。 一种用于读取图像的装置,其中通过读取两个系统的装置以不同的采样间隔读取原始图像; 读取装置的输出被A / D转换并进行正交函数变换; 将具有较小绝对值的转换信号进行逆正交函数变换以产生读取的图像信号。

    Method and apparatus for detecting corresponding regions between picture
images
    3.
    发明授权
    Method and apparatus for detecting corresponding regions between picture images 失效
    用于检测图像图像之间相应区域的方法和装置

    公开(公告)号:US4979225A

    公开(公告)日:1990-12-18

    申请号:US101311

    申请日:1987-09-25

    IPC分类号: G06T7/00 G06T7/20

    摘要: The method for detecting corresponding regions between a plurality of picture images comprises the steps of setting respective operation object regions for a plurality of picture images, calculating a variance of mutual concentration or density distributions in the operation object regions, and detecting the operation object regions which have been set in which the calculated variance value is at a minimum. The apparatus for detecting corresponding regions between picture images comprises a variance calculating member for calculating a variance of mutual concentration or density distributions in the operation object regions of a plurality of picture images, and a corresponding region detecting member for detecting a seat of regions where a variance value calculated by the variance calculating device is at a minimum.

    摘要翻译: 用于检测多个图像图像之间的相应区域的方法包括以下步骤:为多个图像图像设置各个操作对象区域,计算操作对象区域中的相互浓度或密度分布的方差,以及检测操作对象区域, 已设置其中计算的方差值为最小值。 用于检测图像图像之间的对应区域的装置包括用于计算多个图像的操作对象区域中的相互浓度或密度分布的方差的方差计算部件和用于检测多个图像的区域的位置的对应区域检测部件, 由方差计算装置计算出的方差值最小。

    Method of processing endoscopic images
    5.
    发明授权
    Method of processing endoscopic images 失效
    内窥镜图像处理方法

    公开(公告)号:US4895431A

    公开(公告)日:1990-01-23

    申请号:US119784

    申请日:1987-11-10

    摘要: A method of processing images taken by an endoscope having insertion section, bending section and operation section including a step of entering a first image of an object taken by the endoscope having the bending section situated in a first position, a step of entering a second image taken by the endoscope having the bending section situated in a second position, after moving the bending section into the second position by operating an operation member, the first image being partially overlapped with the second image, a step of detecting a positional relation between the first and second positions by detecting the movement of the bending section, a step of deriving a distance between corresponding points on the first and second images, a step of deriving three dimensional information of the object, and a step of displaying a three dimensional image of the object in accordance with the three dimensional information.

    摘要翻译: 一种处理由内窥镜拍摄的图像的方法,所述内窥镜具有插入部分,弯曲部分和操作部分,所述内窥镜具有输入由具有位于第一位置的所述弯曲部分的内窥镜拍摄的物体的第一图像的步骤,输入第二图像的步​​骤 所述内窥镜具有位于第二位置的所述内窥镜,在通过操作操作构件将所述弯曲部移动到所述第二位置之后,所述第一图像与所述第二图像部分地重叠;检测所述第一图像的位置关系的步骤 通过检测弯曲部的移动而得到第二位置,导出第一和第二图像上的对应点之间的距离的步骤,导出对象的三维信息的步骤,以及显示对象的三维图像的步骤 对象按照三维信息。

    Method and apparatus for detecting corresponding regions between picture
images
    7.
    发明授权
    Method and apparatus for detecting corresponding regions between picture images 失效
    用于检测图像之间的对应区域的方法和装置

    公开(公告)号:US5105466A

    公开(公告)日:1992-04-14

    申请号:US474252

    申请日:1990-02-05

    IPC分类号: G06T3/00 G06T5/50 G06T7/00

    CPC分类号: G06T5/50

    摘要: The method of detecting corresponding regions between a plurality of pictue images includes respective steps of standardizing the concentration values of respective picture image signals in the operation object regions of a plurality of picture images so that an influence such as the dispersion of the concentration and brightness may be corrected, operating the correlation in the actual fields of the operation object regions and detecting the set of regions in which the operated correlation value is a maximum. The apparatus for realizing this method includes a standardizing device for standardizing the concentration values of respective picture image signals in the operation object regions of a plurality of picture images so that the influence such as the dispersion of the concentration and brightness may be corrected, a correlation operating device for operates the correlations in the actual fields of the operation object regions. A corresponding region detecting device detects the set of regions in which the correlation value operated by the correlation operating device is a maximum.

    摘要翻译: 检测多个图像之间的相应区域的方法包括标准化多个图像图像的操作对象区域中的各个图像图像信号的浓度值的各个步骤,使得诸如浓度和亮度的色散的影响 对操作对象区域的实际场中的相关性进行校正,并检测所操作的相关值最大的区域集合。 用于实现该方法的装置包括标准化装置,用于标准化多个图像图像的操作对象区域中的各个图像信号的浓度值,使得可以校正诸如浓度和亮度的色散的影响,相关性 操作装置,用于操作操作对象区域的实际领域中的相关性。 相应的区域检测装置检测由相关运算装置运行的相关值最大的区域集合。

    Correlation operational apparatus for multi-dimensional images
    8.
    发明授权
    Correlation operational apparatus for multi-dimensional images 失效
    多维图像相关运算装置

    公开(公告)号:US4998286A

    公开(公告)日:1991-03-05

    申请号:US146162

    申请日:1988-01-20

    IPC分类号: G06F17/15 G06K9/64

    CPC分类号: G06K9/6202 G06F17/153

    摘要: A correlation operational apparatus for multi-dimensional images includes: means for reducing at least two-dimensional components of the multi-dimensional images composed of at least two components by at least one component by projecting a vector representing the image onto a space perpendicular to a vector representing a large variance of distribution of the multi-dimensional image in a vector space whose orthogonal axes represent the individual dimensional component values of the multi-dimensional image; and means for performing a correlation operation for each component on the multi-dimensional images whose dimensional components have been reduced by at least one. In consequence, images having a relatively high number of high spatial frequency components and whose components have been reduced by at least one are extracted, and a correlation operation is performed thereon.

    摘要翻译: 用于多维图像的相关运算装置包括:用于通过将表示图像的向量投影到垂直于...的空间的至少一个分量来减少由至少两个分量组成的多维图像的至少二维分量的装置 表示在其正交轴表示多维图像的各维度分量值的向量空间中的多维图像的分布的大变化的矢量; 以及用于对其尺寸分量已经减少至少一个的多维图像上的每个分量执行相关运算的装置。 因此,提取具有相对高数量的高空间频率分量并且其分量已被减少至少一个的图像,并且在其上执行相关操作。

    Method and apparatus for detecting corresponding regions between picture
images
    9.
    发明授权
    Method and apparatus for detecting corresponding regions between picture images 失效
    用于检测图像图像之间相应区域的方法和装置

    公开(公告)号:US4962540A

    公开(公告)日:1990-10-09

    申请号:US453382

    申请日:1989-11-27

    IPC分类号: G06T7/00 G06T5/50

    CPC分类号: G06T5/50

    摘要: The method of detecting corresponding regions between primary color picture images comprises respective steps of converting three primary color signals of color picture images to at least two signals based on these three primary color signals, calculating the variance of the mutual concentration distribution in the operation object regions of the three primary color picture images from these converted signals and detecting the set of regions in which the calculated variance value is minimum. The apparatus for realizing the above mentioned method comprises a converting device for converting three primary color picture signals of color picture images to at least two signals based on these three primary color signals, a variance calculating device for calculating the variance of the mutual concentration distribution in the operation object regions of the three primary color picture images from the signals converted by this converting device and a corresponding region detecting device for detecting the set of regions in which the variance value calculated by this variance calculating device is minimum.

    摘要翻译: 检测原色图像之间的对应区域的方法包括以下步骤:基于这三个原色信号将彩色图像的三原色信号转换为至少两个信号,计算操作对象区域中的相互浓度分布的方差 的三原色图像,并且检测其中所计算的方差值最小的区域集合。 用于实现上述方法的装置包括:转换装置,用于将彩色图像的三原色图像信号转换为基于这三个原色信号的至少两个信号;方差计算装置,用于计算相互浓度分布的方差 由该转换装置转换的信号的三原色图像的操作对象区域和用于检测由该方差计算装置计算出的方差值最小的区域集合的对应区域检测装置。

    Hardness tester
    10.
    发明授权
    Hardness tester 失效
    硬度计

    公开(公告)号:US4147052A

    公开(公告)日:1979-04-03

    申请号:US825398

    申请日:1977-08-17

    IPC分类号: G01N3/00 G01N3/06 G01N3/42

    摘要: A hardness tester has an image sensor and a detecting system. The image sensor has aligned plurality photoelectric sensor elements on an image plane on which a bright and dark image of an indentation is formed through an optical system. The detecting system detects the diagonal length of the indentation by using the differences in amplitude of the output signals developed by the sensor elements in the vicinity of the ends of the indentation image.

    摘要翻译: 硬度计具有图像传感器和检测系统。 图像传感器在通过光学系统形成凹陷的明暗图像的图像平面上对准多个光电传感器元件。 检测系统通过使用传感器元件在压痕图像的端部附近产生的输出信号的幅度差来检测压痕的对角线长度。