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71. 发明授权

US5905527A Movement vector detection apparatus and image processor using the detection apparatus 失效
标题翻译：使用检测装置的移动矢量检测装置和图像处理装置
公开(公告)号：US5905527A
公开(公告)日：1999-05-18
申请号：US566658
申请日：1995-12-04
申请人： Kazuya Inou , Kitahiro Kaneda
发明人： Kazuya Inou , Kitahiro Kaneda
IPC分类号： H04N5/232 , G06T7/20 , H04N5/14 , H04N19/105 , H04N19/136 , H04N19/14 , H04N19/172 , H04N19/192 , H04N19/196 , H04N19/423 , H04N19/50 , H04N19/51 , H04N19/513 , H04N19/527 , H04N19/533 , H04N5/228
CPC分类号： H04N5/23248 , H04N5/23254 , H04N5/23267 , H04N5/145
摘要： A movement vector detection apparatus having a binary coding section for converting an input image signal into a two-value signal, a calculation section for calculating a correlation between images by using the two-value signal output from the binary coding section, a detection section for detecting a movement vector by using correlation values calculated by the calculation section, an evaluation section for evaluating a plurality of movement vectors detected by the detection section on the basis of correlation values calculated by the calculation section, and a determination section for determining a particular movement vector from the plurality of movement vectors evaluated by the evaluation section. Also, an image processor having an input section for inputting an image signal, a memory section for storing the image signal, a separation section for separating a luminance signal from the image signal, a binary coding section for converting the luminance signal separated by the separation section into a two-value signal, an image shake detection section for detecting a shake of the input image signal by using the two-value signal output from the binary coding section, and a read section for reading an image from the memory section according to an output from the image shake detection section.
摘要翻译：一种具有用于将输入图像信号转换为二值信号的二进制编码部分的运动矢量检测装置，用于通过使用从二进制编码部分输出的二值信号来计算图像之间的相关性的计算部分，通过使用由所述计算部计算出的相关值来检测运动矢量;评价部，其基于由所述计算部计算出的相关值，对由所述检测部检测出的多个运动矢量进行评估;以及判定部，由评价部评估的多个运动矢量。此外，具有用于输入图像信号的输入部分的图像处理器，用于存储图像信号的存储部分，用于从图像信号分离亮度信号的分离部分，用于转换由分离器分离的亮度信号的二进制编码部分分割为二值信号，图像抖动检测部分，用于通过使用从二进制编码部分输出的二值信号来检测输入图像信号的抖动;以及读取部分，用于根据来自图像抖动检测部分的输出。

72. 发明授权

US5677733A Exposure control device having a plurality of light detecting areas 失效
标题翻译：曝光控制装置具有多个光检测区域
公开(公告)号：US5677733A
公开(公告)日：1997-10-14
申请号：US190226
申请日：1994-02-01
申请人： Katsuji Yoshimura , Kitahiro Kaneda , Hideo Homma , Kunihiko Yamada , Hirofumi Suda , Akihiro Fujiwara
发明人： Katsuji Yoshimura , Kitahiro Kaneda , Hideo Homma , Kunihiko Yamada , Hirofumi Suda , Akihiro Fujiwara
IPC分类号： H04N5/235 , H04N5/232
CPC分类号： H04N5/2351
摘要： An exposure control device having a light measuring area setting circuit which sets a light measuring area on an image sensing plane, a discriminating circuit which discriminates from each other varied states of the image sensing plane through video signal parts corresponding to the inside and the outside of the light measuring area and an exposure compensating circuit which compensates the state of exposure to light is arranged to shift the set position of the light measuring area to trace an object's image at least when the exposure compensating circuit is in operation. The operating modes of the device includes a first light measuring mode in which a quantity of light is measured on the basis of the average video signal level of the whole image sensing plane, a second light measuring mode in which the light quantity is measured with weight attached to a video signal part obtained from the inside of the light measuring area, and a third light measuring mode in which the light quantity is measured with weight attached to the video signal of the light measuring area by shifting the light measuring area to trace the object. The three light measuring modes are adaptively switched from one over to another.
摘要翻译：一种曝光控制装置，其具有设置图像感测平面上的光测量区域的光测量区域设定电路，通过与内部和外部对应的视频信号部分彼此辨别的判别电路来改变图像感测平面的状态所述光测量区域和补偿所述曝光状态的曝光补偿电路被布置成至少当所述曝光补偿电路处于操作时，使所述光测量区域的设定位置移动到跟踪物体的图像。该装置的操作模式包括：第一光测量模式，其中根据整个图像感测平面的平均视频信号电平测量光量;第二光测量模式，其中以重量测量光量附加到从光测量区域的内部获得的视频信号部分，以及第三光测量模式，其中通过移动光测量区域来测量附加于光测量区域的视频信号的重量的光量，以跟踪目的。三种测光模式自适应地从一种切换到另一种。

73. 发明授权

US5438190A Lens control device 失效
标题翻译：用于摄像装置的镜头移动控制装置
公开(公告)号：US5438190A
公开(公告)日：1995-08-01
申请号：US287707
申请日：1994-08-09
申请人： Naoya Kaneda , Masahide Hirasawa , Kunihiko Yamada , Kitahiro Kaneda , Mitsuo Niida
发明人： Naoya Kaneda , Masahide Hirasawa , Kunihiko Yamada , Kitahiro Kaneda , Mitsuo Niida
IPC分类号： G02B7/10 , G01J1/20
CPC分类号： G02B7/102
摘要： An automatic focus adjusting device in a camera system includes a focus detecting circuit for a focusing state of an object image formed on an image plane by a photographic lens, a control circuit for producing a control signal on the basis of an output of the focus detecting circuit and for outputting the control signal to the photographic lens to control the same, and a characteristic detecting circuit for detecting a predetermined optical characteristic of the photographic lens. The control circuit is arranged to transmit the control signal to the photographic lens by defining as a parameter a change of the optical characteristic detected by the characteristic detecting circuit.
摘要翻译：照相机系统中的自动对焦调整装置包括：焦点检测电路，用于通过摄影镜头在图像平面上形成的物体图像的聚焦状态;控制电路，用于根据焦点检测的输出产生控制信号并且用于将控制信号输出到摄影镜头以进行控制，以及用于检测摄影镜头的预定光学特性的特性检测电路。控制电路被布置为通过将由特征检测电路检测到的光学特性的变化定义为参数来将控制信号发送到摄影镜头。

74. 发明授权

US5422671A Automatic focus control by use of component value differences in an image sensing plane 失效
标题翻译：通过使用图像感测平面中的分量值差异进行自动对焦控制
公开(公告)号：US5422671A
公开(公告)日：1995-06-06
申请号：US277701
申请日：1994-07-20
申请人： Kunihiko Yamada , Akihiro Fujiwara , Masamichi Toyama , Hirofumi Suda , Kitahiro Kaneda , Katsuji Yoshimura
发明人： Kunihiko Yamada , Akihiro Fujiwara , Masamichi Toyama , Hirofumi Suda , Kitahiro Kaneda , Katsuji Yoshimura
IPC分类号： G02B7/36 , H04N5/14 , H04N5/232
CPC分类号： H04N5/145 , G02B7/36
摘要： An automatic focusing device comprises a binary coded information producing unit for producing binary coded information by comparing the levels of a predetermined component in each of a plurality of areas set on an image sensing plane of and image sensor with a predetermined value, a first detector for comparing binary coded information in each of the plurality of areas in one field with that in another field among a plurality of fields differing timewise from each other to produce a signal based on the difference between the two binary coded information, a second detector for detecting a total value, for one image plane, of differences in the predetermined component between adjacent areas among the plurality of areas of the image sensing plane, a computing unit for obtaining a degree of relative variations in information on images formed on the image sensing plane in different fields by computing the result of detection made by the first and second detectors and a control unit for controlling a focus adjusting action on the basis of an output of the computing unit.
摘要翻译：一种自动聚焦装置，包括二进制编码信息产生单元，用于通过将在图像传感平面上设置的多个区域中的每个区域中的预定分量与预定值进行比较来产生二进制编码信息;第一检测器，将一个场中的多个区域中的每一个中的二进制编码信息与在彼此不同的多个场中的另一场中的二进制编码信息进行比较，以基于两个二进制编码信息之间的差产生信号，第二检测器对于一个图像平面，在图像感测平面的多个区域中的相邻区域之间的预定分量的差异的总值，用于获得在不同的图像感测平面上形成的图像上的信息的相对变化程度的计算单元通过计算由第一和第二检测器进行的检测结果，以及用于控制单元的控制单元基于计算单元的输出来调节焦点调整动作。

75. 发明授权

US5343246A Image sensing apparatus 失效
标题翻译：影像传感装置
公开(公告)号：US5343246A
公开(公告)日：1994-08-30
申请号：US23487
申请日：1993-02-25
申请人： Hideyuki Arai , Hirofumi Suda , Kitahiro Kaneda
发明人： Hideyuki Arai , Hirofumi Suda , Kitahiro Kaneda
IPC分类号： H04N5/235 , H04N5/232 , H04N5/238
CPC分类号： H04N5/2352
摘要： An image sensing apparatus comprises a light measuring circuit for performing a weighted light measurement on the basis of a light measuring area set in a predetermined position within an image sensing plane, a detecting circuit for detecting the levels of the luminance signals obtained from a plurality of detecting areas set within the image sensing plane, a discriminating circuit for discriminating the state of an object being photographed on the basis of the output of the detecting circuit, a compensation circuit for compensating a light measurement signal produced by the light measuring circuit in a backlighting photographic state, and a compression circuit for controlling a compression point and/or a compression rate of a high-luminance signal in accordance with the amount of compression performed by the compression circuit.
摘要翻译：一种图像感测装置，包括：光测量电路，用于根据设置在图像感测平面内的预定位置的光测量区域进行加权光测量;检测电路，用于检测从多个检测在图像感测平面内设置的区域，鉴别电路，用于基于检测电路的输出来鉴别被拍摄物体的状态;补偿电路，用于补偿由光测量电路在背光中产生的光测量信号以及压缩电路，用于根据由压缩电路执行的压缩量来控制高亮度信号的压缩点和/或压缩率。

76. 发明授权

US5339163A Automatic exposure control device using plural image plane detection areas 失效
标题翻译：使用多个图像平面检测区域的自动曝光控制装置
公开(公告)号：US5339163A
公开(公告)日：1994-08-16
申请号：US865632
申请日：1992-04-09
申请人： Hideo Homma , Kitahiro Kaneda , Kunihiko Yamada
发明人： Hideo Homma , Kitahiro Kaneda , Kunihiko Yamada
IPC分类号： H04N5/235 , H04N5/243
CPC分类号： H04N5/2352 , H04N5/2351
摘要： An exposure control device includes an area setting circuit which sets a light measuring area on a part of an image sensing plane; a judging circuit which detects a back light image plane on the basis of a difference in level between video signals corresponding to the inside and the outside of the light measuring area; a high luminance detecting circuit which detects a high luminance part of the image sensing plane on the basis of the video signals; and a control circuit arranged to have the light measuring area set on the image sensing plane excluding the high luminance part from the light measuring area by controlling the area setting circuit on the basis of the output of the high luminance detection circuit when the image sensing plane is judged to be a back light image plane by the judging circuit. The device is arranged to attach weight to the average levels of the signals of the inside and the outside of the light measuring area according to the result of comparison of these signals, to add the weighted average signal levels together and to perform exposure control according to the result of addition.
摘要翻译：曝光控制装置包括：区域设定电路，其设置摄像面的一部分上的光测量区域; 判断电路，其基于与所述光测量区域的内部和外部相对应的视频信号之间的电平差来检测背光图像平面; 高亮度检测电路，其基于视频信号检测图像感测平面的高亮度部分; 以及控制电路，其被配置为通过基于所述高亮度检测电路的输出来控制所述区域设置电路，使得所述光测量区域设置在除了来自所述光测量区域的高亮度部分之外的所述图像感测平面上，由判断电路判定为背光像平面。该装置被配置为根据这些信号的比较结果将重量与光测量区域的内部和外部的信号的平均电平相加，以将加权的平均信号电平加在一起，并根据加成的结果。

77. 发明授权

US5281796A Lens unit wherein focal lens movement is selectively inhibited during zooming 失效
标题翻译：在变焦期间选择性地抑制聚焦透镜移动的透镜单元
公开(公告)号：US5281796A
公开(公告)日：1994-01-25
申请号：US820553
申请日：1992-01-14
申请人： Naoya Kaneda , Masahide Hirasawa , Kunihiko Yamada , Kitahiro Kaneda , Mitsuo Niida
发明人： Naoya Kaneda , Masahide Hirasawa , Kunihiko Yamada , Kitahiro Kaneda , Mitsuo Niida
IPC分类号： G02B7/09 , G02B7/08 , G02B7/10 , G02B7/28 , G03B13/36 , G01J1/20 , G03B3/00
CPC分类号： G02B7/282
摘要： An optical equipment comprises: a first lens for focusing and compensation for magnification variation; a second lens for magnification variation; position detection means for detecting positions of the first lens and the second lens; focus detection means for detecting a focus status; lens drive means for driving the first lens and the second lens; and control means for controlling the lens drive means in accordance with information from the position detection means and the focus detection means. The control means determines a drive range of the first lens in which a circle of confusion may be zero, in accordance with focal length information, and inhibits the first lens from being driven out of the range during the magnification variation of the second lens.
摘要翻译：一种光学设备包括：用于聚焦和补偿放大变化的第一透镜; 用于放大变化的第二透镜; 位置检测装置，用于检测第一透镜和第二透镜的位置; 用于检测聚焦状态的焦点检测装置; 用于驱动第一透镜和第二透镜的透镜驱动装置; 以及根据来自位置检测装置和焦点检测装置的信息来控制透镜驱动装置的控制装置。控制装置根据焦距信息确定混乱圈可以为零的第一透镜的驱动范围，并且在第二透镜的放大变化期间禁止第一透镜被驱动超出范围。

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