发明名称 COLOR IMAGE PICKUP DEVICE
摘要 PURPOSE:To avoid a mistake in a photographing even at an immediate photographing by comparing a white balance control data at a preceding image pickup with a white balance control data at the image pickup of this time so as to display the presence or absence of shift between the data. CONSTITUTION:When a power switch 25 is turned on, the white balance control data is applied from a memory 29 to shift registers 33, 33'. The image is picked up by opening an image pickup switch 27 in this state and a white balance switch 26 is turned on after the end of image pickup. Then, a new white balance control data is obtained from comparators 20, 20', this data is inputted to a comparator 46 and compared with the preceding white balance control data stored in the memory 29. If the white balance data differ, a buzzer 47 is ringed and the photographing is tried again with a new white balance data.
申请公布号 JPS59178087(A) 申请公布日期 1984.10.09
申请号 JP19830053010 申请日期 1983.03.29
申请人 CANON KK 发明人 MASUNAGA MAKOTO;MURAMOTO TOMOTAKA;NAGASAWA KENICHI
分类号 H04N9/04;H04N9/73;(IPC1-7):H04N9/04 主分类号 H04N9/04
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