| 摘要 |
An imaging device of the present invention operates with supply of power from a main power supply, and comprises an imaging section having an image sensor for forming a subject image and outputting image data, a variable voltage conversion section, supplied with power from the main power supply, for converting to a designated voltage based on control signals, and outputting the designated voltage, a constant voltage section that receives output of the variable voltage conversion section and supplies a constant voltage signal to the image sensor, a noise level prediction section for predicting and outputting a noise level of image data of the image sensor, and a control section for calculating a voltage value input to the constant voltage section in accordance with output from the noise level prediction section, and designating an output voltage to the variable voltage conversion section. |
