JP4271083B2 - ディジタルカメラ - Google Patents
ディジタルカメラ Download PDFInfo
- Publication number
- JP4271083B2 JP4271083B2 JP2004155844A JP2004155844A JP4271083B2 JP 4271083 B2 JP4271083 B2 JP 4271083B2 JP 2004155844 A JP2004155844 A JP 2004155844A JP 2004155844 A JP2004155844 A JP 2004155844A JP 4271083 B2 JP4271083 B2 JP 4271083B2
- Authority
- JP
- Japan
- Prior art keywords
- exposure
- signal
- pulse
- evaluation value
- focus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Images
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- Studio Devices (AREA)
- Focusing (AREA)
- Automatic Focus Adjustment (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Description
う以下の実施例の詳細な説明から一層明らかとなろう。
12…フォーカスレンズ
14…絞りユニット
16…CCDイメージャ
28…信号処理回路
30…輝度評価回路
32…フォーカス評価回路
Claims (2)
- 所定速度で駆動されるかつ被写体を撮影するイメージセンサ、
前記イメージセンサによって撮影された前記被写体の画像信号の高域周波数成分を検出する検出手段、
前記高域周波数成分に基づいてフォーカスを調整する調整手段、
前記被写体の明るさが十分であるかどうかを判別する判別手段、および
前記明るさが不十分であるときに前記イメージセンサの駆動速度を低下させる低下手段を備える、ディジタルカメラ。 - 前記画像信号に基づいて最適露光量が得られる露光関連パラメータを算出する算出手段をさらに備え、
前記判別手段は前記露光関連パラメータを所定閾値と比較して明るさを判別する、請求項1記載のディジタルカメラ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004155844A JP4271083B2 (ja) | 2004-05-26 | 2004-05-26 | ディジタルカメラ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004155844A JP4271083B2 (ja) | 2004-05-26 | 2004-05-26 | ディジタルカメラ |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000066396A Division JP3768060B2 (ja) | 2000-03-10 | 2000-03-10 | ディジタルカメラ |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2004289870A JP2004289870A (ja) | 2004-10-14 |
JP2004289870A5 JP2004289870A5 (ja) | 2007-04-12 |
JP4271083B2 true JP4271083B2 (ja) | 2009-06-03 |
Family
ID=33297091
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004155844A Expired - Fee Related JP4271083B2 (ja) | 2004-05-26 | 2004-05-26 | ディジタルカメラ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4271083B2 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4974503B2 (ja) * | 2005-10-12 | 2012-07-11 | 三洋電機株式会社 | 撮影装置 |
JP4678053B2 (ja) | 2008-12-08 | 2011-04-27 | ソニー株式会社 | 撮像装置 |
JP5219905B2 (ja) | 2009-04-07 | 2013-06-26 | 三洋電機株式会社 | 電子カメラ |
JP2010271600A (ja) | 2009-05-22 | 2010-12-02 | Sanyo Electric Co Ltd | 電子カメラ |
JP5835996B2 (ja) | 2011-08-08 | 2015-12-24 | オリンパス株式会社 | 撮像装置 |
JP6518452B2 (ja) | 2015-02-05 | 2019-05-22 | オリンパス株式会社 | 撮像装置及び撮像方法 |
-
2004
- 2004-05-26 JP JP2004155844A patent/JP4271083B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2004289870A (ja) | 2004-10-14 |
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