Patent ID: 9596424
Date: 2017-03-14
CPC Classifications: H04N

Claim:
1. An image capturing apparatus comprising: a plurality of pixels each including a plurality of photoelectric conversion portions; a holding portion which holds signals output from the plurality of pixels; a driver which performs a first holding process for holding first signals supplied from a first number of photoelectric conversion portions of each pixel in the holding portion and a second holding process for holding second signals supplied from a second number of photoelectric conversion portions of each pixel in the holding portion, wherein a period of the first holding process is set shorter than a period of the second holding process, and the second number being larger than the first number; a signal processor which performs a predetermined process on the second signals and generate a captured image data; a memory which stores the captured image data; and a display unit which displays the captured image data, wherein the second signal is used for generating the captured image data in the signal processor, and the first signal and a difference signal between the second signal and the first signal are used for focus detection.