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    • 3. 发明授权
    • Selection of an auto focusing method in an imaging apparatus
    • 在成像装置中选择自动聚焦方法
    • US08203642B2
    • 2012-06-19
    • US11859262
    • 2007-09-21
    • Hisamo SogawaShinichi FujiiKazumi KageyamaToshio KatayamaMasato Yamaguchi
    • Hisamo SogawaShinichi FujiiKazumi KageyamaToshio KatayamaMasato Yamaguchi
    • H04N5/232
    • H04N5/23212G02B7/285G03B3/00G03B7/28G03B13/36G03B17/18G03B19/12H04N5/23245
    • An imaging apparatus includes an imaging device receiving light from an object through an imaging lens at a predetermined imaging plane and performing photoelectric conversion of an object image to generate a captured image; a phase-difference detector for receiving the light from the object and generating a phase-difference detection signal corresponding to a focus level of the object image; an evaluation-value calculator for calculating a predetermined evaluation value corresponding to a contrast of the object image on the basis of the captured image; and a determining unit for selecting an optimum AF method from among a plurality of AF methods in which the phase-difference detection signal obtained by the phase-difference detecting unit and the predetermined evaluation value based on the captured image are used selectively or in combination, the optimum AF method being selected in accordance with image-capturing conditions of the object.
    • 一种成像装置,包括:成像装置,其通过成像透镜在预定的成像面处接收来自物体的光,并进行对象图像的光电转换,生成拍摄图像; 相位差检测器,用于接收来自对象的光,并产生与对象图像的焦点水平相对应的相位差检测信号; 评估值计算器,用于基于所捕获的图像计算与所述对象图像的对比度相对应的预定评估值; 以及用于从多个AF方法中选择或组合地使用由相位差检测单元获得的相位差检测信号和基于拍摄图像的预定评估值的多个AF方法中的选择最佳AF方法的确定单元, 根据对象的图像拍摄条件选择最佳AF方法。
    • 4. 发明授权
    • Imaging device
    • 成像设备
    • US08144244B2
    • 2012-03-27
    • US12466842
    • 2009-05-15
    • Kei TomatsuMasato Yamaguchi
    • Kei TomatsuMasato Yamaguchi
    • H04N5/225G03B13/00
    • G02B7/08G03B17/02G03B17/14
    • Disclosed herein is an imaging device including: a body portion; a lens mount portion provided on the body portion for mounting a detachable taking lens; a body-side coupler provided in the body portion and adapted to be connected to a lens-side coupler of the taking lens in mounting the taking lens to the lens mount portion, the body-side coupler being rotated in concert with a moving operation of a focus lens provided in the taking lens; and load applying section configured to apply a braking load to the body-side coupler.
    • 本文公开了一种成像装置,包括:主体部分; 设置在主体部分上用于安装可拆卸拍摄镜头的透镜安装部分; 身体侧耦合器,其设置在所述主体部分中,并且适于在将所述拍摄镜头安装到所述透镜安装部分时连接到所述摄像镜头的透镜侧耦合器,所述身体侧耦合器与所述摄像镜头的移动操作一起旋转 设置在拍摄镜头中的聚焦透镜; 以及构造成将制动负荷施加到车身侧联接器的负荷施加部。
    • 5. 发明授权
    • Mirror drive apparatus and imaging apparatus
    • 镜驱动装置和成像装置
    • US07832881B2
    • 2010-11-16
    • US12453093
    • 2009-04-29
    • Masato YamaguchiMasahiro NegitaKazutaka Tada
    • Masato YamaguchiMasahiro NegitaKazutaka Tada
    • G02B7/182
    • G02B7/182G02B26/0816G03B19/12
    • A mirror drive apparatus includes a movable unit including a mirror used to switch an optical path in an imaging apparatus, a drive mechanism capable of switching the movable unit between a first and second attitudes by pivoting the movable unit around a predetermined pivotal axis, an elastic member and a locking mechanism provided on one side of the pivotal axis, the elastic member producing an urging force for switching the movable unit from the first attitude to the second attitude, the locking mechanism capable of maintaining the first attitude of the movable unit on which the urging force acts and releasing the movable unit, and a toggle mechanism provided on the other side of the pivotal axis and capable of switching the movable unit between the first attitude and the second attitude by urging the movable unit so that the movable unit takes the first or second attitude.
    • 反射镜驱动装置包括:可动单元,包括用于切换成像装置中的光路的反射镜;驱动机构,其能够通过使所述可动单元围绕预定的枢转轴线枢转来切换所述可动单元的第一和第二姿态;弹性 构件和设置在所述枢转轴线的一侧上的锁定机构,所述弹性构件产生用于将所述可动单元从所述第一姿态切换到所述第二姿势的推动力,所述锁定机构能够保持所述可动单元的第一姿态, 所述推动力作用并释放所述可动单元;以及肘节机构,其设置在所述枢转轴线的另一侧,并且能够通过推动所述可动单元而使所述可动单元在所述第一姿势和所述第二姿态之间切换, 第一或第二种态度。
    • 10. 发明授权
    • Large tape cassette usable in a recording/reproducing apparatus capable
of using both a large tape cassette and a miniature tape cassette
    • 可用于能够使用大型磁带盒和小型磁带盒的记录/再现装置中的大型磁带盒
    • US5868337A
    • 1999-02-09
    • US911585
    • 1997-08-14
    • Hiroshi FujiiShuichi OtaTakashi SawadaMasato YamaguchiMasaki Takase
    • Hiroshi FujiiShuichi OtaTakashi SawadaMasato YamaguchiMasaki Takase
    • G11B23/04G11B23/087
    • G11B23/08735
    • A tape cassette including: a case consisting of an upper half and a lower half, and having a recess in its front side; two tape reels rotatably supported within the case; a recording tape having opposite ends fastened to the two tape reels, respectively, and wound on the two tape reels so that a portion thereof extends along the front side of the recess of the case; and a lid assembly covering the portion of the recording tape extending along the front side of the recess while the tape cassette is not in use; wherein the lower half is formed with locating contact protrusions; the locating contact protrusions being contacted with locating lugs formed in a recording/reproducing apparatus for locating a miniature tape cassette commonly used for the recording/reproducing apparatus; and the locating contact protrusions being engaged with gaps formed on the lower edge of a front surface portion of the lid assembly when the tape cassette is not in use and the lid assembly is at its closed position.
    • 一种盒式磁带,包括:由上半部和下半部组成的壳体,其前侧具有凹部; 两个可旋转地支撑在壳体内的磁带盘; 记录带分别固定在两个磁带盘上并缠绕在两个磁带盘上,使其一部分沿壳体的凹槽的前侧延伸; 以及盖组件,其覆盖在所述带盒未使用时沿着所述凹部的前侧延伸的所述记录带的所述部分; 其中所述下半部形成有定位接触突起; 所述定位接触突起与形成在记录/再现装置中的定位凸耳接触,用于定位通常用于记录/再现装置的微型磁带盒; 并且当盒式磁带不使用并且盖组件处于其关闭位置时,定位接触突起与形成在盖组件的前表面部分的下边缘上的间隙接合。