Title:
撮像装置および撮像装置の制御方法
Document Type and Number:
Japanese Patent JP7418986
Kind Code:
B2
Abstract:
An image capture apparatus includes a photoelectric conversion unit, an acquisition unit, a first amplification unit, a second amplification unit, and an amplification factor control unit. The photoelectric conversion unit is configured to convert an optical image into an image signal. The acquisition unit is configured to acquire a value related to a correct exposure on a basis of the image signal converted from the optical image by the photoelectric conversion unit. The first amplification unit is configured to amplify the image signal with a first amplification factor. The second amplification unit is configured to amplify the image signal with a second amplification factor. The amplification factor control unit is configured to change the first amplification factor or the second amplification factor based on the value related to the correct exposure.
Inventors:
Yasuhiro Ito
Application Number:
JP2019137960A
Publication Date:
January 22, 2024
Filing Date:
July 26, 2019
Export Citation:
Assignee:
Canon Inc
International Classes:
H04N25/57; H04N25/76
Domestic Patent References:
| JP2009303010A | ||||
| JP2016058885A | ||||
| JP2009296423A | ||||
| JP6311422A | ||||
| JP8220584A | ||||
| JP8242393A | ||||
| JP2016129397A | ||||
| JP2017204699A |
Foreign References:
| CN102821247A |
Attorney, Agent or Firm:
Koetsu Kokubun