Invention Grant
- Patent Title: Focus detection apparatus
- Patent Title (中): 对焦检测装置
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Application No.: US13526827Application Date: 2012-06-19
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Publication No.: US08922703B2Publication Date: 2014-12-30
- Inventor: Kengo Takeuchi
- Applicant: Kengo Takeuchi
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Canon USA Inc IP Division
- Priority: JP2011-138705 20110622; JP2012-090367 20120411
- Main IPC: G03B13/00
- IPC: G03B13/00 ; H04N5/232
Abstract:
A pixel selection unit sets an area based on a detection result of a contrast detection unit, in a case where it is determined that reliability of a focusing state detected by a phase difference detection unit is low.
Public/Granted literature
- US20120327291A1 FOCUS DETECTION APPARATUS Public/Granted day:2012-12-27
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