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    • 9. 发明授权
    • Camera, lens driving method, and lens driving program
    • 相机,镜头驱动方法和镜头驱动程序
    • US07539406B2
    • 2009-05-26
    • US11314911
    • 2005-12-21
    • Hidetoshi Sumi
    • Hidetoshi Sumi
    • G03B17/00G02B15/14
    • H04N5/23212H04N5/232H04N5/23296H04N2101/00
    • A camera is provided with a first stepping motor configured to move a zoom lens, second stepping motor configured to move a focus lens, first determination section configured to determine timings at which the zoom lens or the focus lens is started, second determination section configured to determine whether or not the zoom lens and the focus lens are to be simultaneously moved, by checking the timings the first determination section determines, timing setting section configured to synchronize output timings of excitation signals output to the first and second stepping motors, where the second determination section determines that the zoom lens and the focus lens are to be simultaneously moved, and an output section configured to output excitation signals to the first and second stepping motors in accordance with the output timings the timing setting section synchronizes.
    • 相机设置有配置成移动变焦镜头的第一步进电机,配置成移动聚焦透镜的第二步进电机,被配置为确定变焦镜头或聚焦透镜启动的定时的第一确定部,第二确定部被配置为 通过检查第一确定部分确定的定时来确定变焦镜头和对焦镜头是否同时移动,定时设置部分被配置为使输出到第一和第二步进电动机的激励信号的输出定时同步,其中第二 确定部分确定变焦镜头和对焦透镜将被同时移动,并且输出部分被配置为根据定时设置部件同步的输出定时向第一和第二步进电动机输出激励信号。