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    • 34. 发明授权
    • Photographic camera with information reading function
    • 具有信息阅读功能的摄影相机
    • US5642180A
    • 1997-06-24
    • US604717
    • 1996-02-21
    • Yutaka Yoshida
    • Yutaka Yoshida
    • G03B7/091G03B7/24G03B17/00G03B7/00
    • G03B7/24G03B7/091G03B2206/00
    • In a photographic camera with information reading function, a bar code sensor having a light projecting portion and a light receiving portion is provided in a magazine chamber in which a film magazine having a bar code plate bearing thereon information on the film is loaded. Information on the film is read by the bar code sensor on the basis of reflected light from the bar code plate while camera control information is read also by the bar code sensor on the basis of light projected from a light projecting portion of an information input system opposed to the light receiving portion of the bar code sensor. The arrangement of a signal processing circuit of the light receiving portion of the bar code sensor for processing signals obtained from light received by the light receiving portion is switched according to which of the information on the film and the camera control information is to be read so that the signal processing circuit is adapted to the signal to be processed.
    • 在具有信息读取功能的照相机中,具有光投射部分和光接收部分的条形码传感器设置在杂志室中,其中装载有胶卷上的信息的带有条形码的胶卷盒。 基于来自条形码板的反射光,由条形码传感器读取关于胶片的信息,同时基于从信息输入系统的投光部投射的光,由条形码传感器读取照相机控制信息 与条形码传感器的光接收部分相对。 条形码传感器的光接收部分的信号处理电路的布置,用于处理由光接收部分接收的光获得的信号,根据关于胶片和相机控制信息的信息中的哪一个被读取, 信号处理电路适合于要处理的信号。
    • 37. 发明授权
    • Lens position detecting device for camera
    • 相机镜头位置检测装置
    • US5023645A
    • 1991-06-11
    • US488839
    • 1990-03-06
    • Yutaka YoshidaTakao UmetsuJunichi Iwamoto
    • Yutaka YoshidaTakao UmetsuJunichi Iwamoto
    • G01B7/00G01D5/165G02B7/08G02B7/10G05D3/12
    • G02B7/102G05D3/127
    • A lens position detecting device comprises at least two columns of contacts each having a plurality of contacts, the columns being disposed side by side, and a brush having a plurality of brush segments each for contacting the contacts of the corresponding one of the columns and detecting a voltage at a contact thereof. Each contact of one column is shifted by a predetermined amount from the contacts of an adjacent column. The voltage at one contact is different from that at another contact of the same column, and these different voltages detectable at the contacts of one column constitute the same group as for the other columns. The lens position is determined depending on the combination of at least two voltages detected through the brush segments. The lens positions are thus divisible into a greater number of increments at the same time that the device is composed of a smaller number of elements.
    • 透镜位置检测装置包括至少两列触点,每个触点各自具有多个触点,所述列并排设置;以及刷子,其具有多个刷部分,每个刷部分用于接触相应一个列的触点并检测 其接触处的电压。 一列的每个接触从相邻列的触点偏移预定量。 一个触点的电压与同一列的另一个触点的电压不同,在一个反应​​器的触点处可检测到的这些不同的电压构成与其他色谱柱相同的组。 透镜位置取决于通过刷段检测到的至少两个电压的组合。 因此,透镜位置可以与更多数量的增量相分离,同时该装置由较少数量的元件构成。
    • 38. 发明授权
    • Program shutter drive system
    • 程序快门驱动系统
    • US4989030A
    • 1991-01-29
    • US330198
    • 1989-03-29
    • Yoji NakaYutaka Yoshida
    • Yoji NakaYutaka Yoshida
    • G03B7/097G03B7/087G03B7/10G03B9/24H02N2/00
    • G03B7/087G03B7/10
    • A program shutter drive system has an ultrasonic motor for controlling an opening size of a shutter according to a programmed schedule of operation according to a brightness of a subject to be photographed. The ultrasonic motor drives the shutter to open and close according to a proper exposure determined for a subject based on a brightness of the subject by an exposure determining device. A control signal generator provides a position indicating signal and a speed indicating signal which are determined to perform a programmed schedule of operation of the shutter according to the proper exposure output. A detector is provided to output an actual position signal representing an actual opening of the shutter and an actual speed signal representing an actual speed at which the shutter opens to the actual opening size. The position and speed indicating signals are compared with the actual position and speed signals, respectively, so as to control rotation of the ultrasonic motor.
    • 程序快门驱动系统具有超声波马达,该超声波马达根据被编程的操作顺序根据被拍摄对象的亮度来控制快门的开口尺寸。 超声波马达根据通过曝光确定装置的被摄体的亮度根据被摄体确定的正确曝光来驱动快门来打开和关闭。 控制信号发生器提供位置指示信号和速度指示信号,该位置指示信号和速度指示信号被确定为根据适当的曝光输出执行快门的编程调度表。 提供检测器以输出表示快门的实际开口的实际位置信号和表示快门打开到实际开口尺寸的实际速度的实际速度信号。 将位置和速度指示信号分别与实际位置和速度信号进行比较,以便控制超声波马达的旋转。
    • 40. 发明授权
    • Running control apparatus for trackless moving body
    • 无轨移动体运行控制装置
    • US4424875A
    • 1984-01-10
    • US247718
    • 1981-03-26
    • Yutaka Yoshida
    • Yutaka Yoshida
    • B62D1/28G05D1/02
    • G05D1/0265B62D1/28G05D2201/0205G05D2201/0216
    • An apparatus for controlling the running of a trackless moving body. The apparatus includes a control device which comprises an adder receiving outputs from two position deviation sensors mounted on the moving body, a subtractor circuit receiving outputs from the two position deviation sensors, a first comparator receiving the output from the adder for comparing the same with a first reference value, a second comparator receiving the output from the subtractor for comparing the same with a second reference value, and a logic circuit receiving the comparison outputs from the first and second comparators for evaluating the direction of steering. Drive motors of the moving body are controlled by the control device to rotate substantially at the same speed at least when the logic circuit determines that the moving body is returning toward the correct direction.
    • 一种用于控制无轨道运动体运行的装置。 该装置包括控制装置,该控制装置包括接收来自安装在移动体上的两个位置偏差传感器的输出的加法器,接收来自两个位置偏差传感器的输出的减法器电路,第一比较器,接收来自加法器的输出, 第一参考值,接收来自减法器的输出的第二比较器,用于将其与第二参考值进行比较;以及逻辑电路,接收来自第一和第二比较器的用于评估转向方向的比较输出。 至少当逻辑电路确定移动体朝着正确的方向返回时,移动体的驱动马达由控制装置控制,基本上以相同的速度旋转。