| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide the electronic image pickup device that realizes power supply saving by dividing a power supply system into pluralities of systems and selecting power supply or supply-stop for each system for a corresponding time block. SOLUTION: The image pickup device functions as a sensor for pluralities of purposes, that is, obtaining video signals, etc. The image pickup device is provided with pluralities of power supply systems VDD0 -VDD3 that are separately used for each circuit block corresponding to each of pluralities of the purposes and to combinations of pluralities of the purposes, an operating state detection means that detects an operating state in response to the photographing operation and a power supply control means 7 that controls power supply to pluralities of the power supply systems VDD0 -VDD3 corresponding to the detection result by the operating state detection means.</p> |
