Title:
焦点検出装置
Document Type and Number:
Japanese Patent JP5440000
Kind Code:
B2
Abstract:
To accurately detect a focus in an optional area of an object image, in a device for detecting a focus, which is mounted on a camera or the like.
In a focus detection part formed of an integrated board, arrangement directions of transfer gates 122A, 122B and anti-blooming gates (ABG) 121A, 121B formed in a pixel signal reading circuit 130j for a line sensor connected to a pair of photodiodes 120Aj, 120Bj of the line sensor, and arrangement directions of a transfer gate 152 and an anti-blooming gate (ABG) 151 formed in a pixel signal reading circuit 144 for a monitor sensor of a corresponding minute sensor part are defined in the same direction M.
COPYRIGHT: (C)2011,JPO&INPIT
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Inventors:
Koichi Sato
Kazuo Sugitani
Kazuo Sugitani
Application Number:
JP2009168797A
Publication Date:
March 12, 2014
Filing Date:
July 17, 2009
Export Citation:
Assignee:
Ricoh Imaging Co., Ltd.
International Classes:
H01L27/146; G02B7/34; G03B13/36; H04N5/335
Domestic Patent References:
| JP6261183A | ||||
| JP2003009010A | ||||
| JP2005147958A | ||||
| JP2006145792A | ||||
| JP2005300844A |
Attorney, Agent or Firm:
Takashi Matsuura
Hiroki Ogura
Takuya Fuji
Hiroki Ogura
Takuya Fuji