发明名称 IMAGE PICKUP APPARATUS AND CONTROL METHOD THEREOF
摘要 A focus detecting device that addresses unstableness in frame rate by performing optimal focus detection depending on a frame rate setting, an AF frame selection setting, and a shooting speed priority/focus priority setting is provided. A focus adjusting device includes means for storing an object signal in an AF sensor; focus detecting means for detecting a defocus amount from the object signal; and focus adjusting means for adjusting the focus of an image taking lens based on the defocus amount. The focus adjusting device also includes a readout time adjusting means for adjusting processing of waiting for a predetermined time since the AF sensor starts storing until the object signal is read out.
申请公布号 US2013182172(A1) 申请公布日期 2013.07.18
申请号 US201313773250 申请日期 2013.02.21
申请人 CANON KABUSHIKI KAISHA;CANON KABUSHIKI KAISHA 发明人 SUZUKI YASUYUKI
分类号 H04N5/232 主分类号 H04N5/232
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