JP4788589B2 - 撮像装置 - Google Patents
撮像装置 Download PDFInfo
- Publication number
- JP4788589B2 JP4788589B2 JP2006335496A JP2006335496A JP4788589B2 JP 4788589 B2 JP4788589 B2 JP 4788589B2 JP 2006335496 A JP2006335496 A JP 2006335496A JP 2006335496 A JP2006335496 A JP 2006335496A JP 4788589 B2 JP4788589 B2 JP 4788589B2
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- ccd
- vertical
- driving
- power
- 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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- 238000003384 imaging method Methods 0.000 title claims description 28
- 238000001444 catalytic combustion detection Methods 0.000 description 36
- 238000000034 method Methods 0.000 description 7
- 230000006378 damage Effects 0.000 description 6
- 230000006866 deterioration Effects 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 230000009467 reduction Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 101000857682 Homo sapiens Runt-related transcription factor 2 Proteins 0.000 description 1
- 102100025368 Runt-related transcription factor 2 Human genes 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000000875 corresponding effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/65—Control of camera operation in relation to power supply
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/667—Camera operation mode switching, e.g. between still and video, sport and normal or high- and low-resolution modes
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Studio Devices (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
Description
また、請求項3の発明にあっては、前記スイッチ手段は、前記複数の駆動手段と共にモジュール化されているものとした。
2 TG
3 水平/垂直ドライバ
4 CDS/AD回路
5 画像処理回路
6 バッテリー
7 電源回路
7a 電源端子(+1.5V用)
7b 電源端子(−7V用)
7c 電源端子(+3.3V用)
8 制御部
9 キー入力部
10 抵抗器
31,32 第1及び第2の水平ドライバ
33〜37 第1〜第5の垂直ドライバ
H1R,H2R タイミング信号入力端子(水平転送用)
H1,H2 パルス出力端子(水平転送用)
V1R〜V5R タイミング信号入力端子(垂直転送用)
V1〜V5 垂直転送用のパルス出力端子(垂直転送用)
VDD 電源端子(+3.3V用)
VH 電源端子(+1.5V用)
VL 電源端子(−7V用)
φH1,φH2 水平転送パルス
φV1〜φV4 垂直転送パルス
Claims (3)
- 電源供給手段によって正電圧及び負電圧を供給される撮像素子を備えた撮像装置において、
接地された放電手段と、
前記撮像素子に、各々が生成した複数相の駆動信号を印加する複数の駆動手段と、
前記複数の駆動手段と同一の回路構成を有するとともに、前記駆動信号の生成に使用されない特定の駆動手段であって、電源オフ時点における前記電源供給手段の不要電荷を、前記複数の駆動手段と共に接続された負電圧の電源供給経路から前記放電手段に逃がすスイッチ手段と
を備えることを特徴とする撮像装置。 - 前記撮像素子の駆動タイミングを前記複数の駆動手段に供給するタイミング発生手段に前記特定の駆動手段に対して所定の制御信号を出力させることによって、前記特定の駆動手段に、電源オフ時点における前記電源供給手段の不要電荷を前記負電圧の電源供給経路から前記放電手段に逃がす動作を行わせる制御手段を備えたことを特徴とする請求項1記載の撮像装置。
- 前記スイッチ手段は、前記複数の駆動手段と共にモジュール化されている
ことを特徴とする請求項1記載の撮像装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006335496A JP4788589B2 (ja) | 2006-12-13 | 2006-12-13 | 撮像装置 |
US11/953,982 US7830448B2 (en) | 2006-12-13 | 2007-12-11 | Imaging apparatus with protecting circuit for CCD |
CN2007101865653A CN101202847B (zh) | 2006-12-13 | 2007-12-12 | 具备ccd保护电路的摄像装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006335496A JP4788589B2 (ja) | 2006-12-13 | 2006-12-13 | 撮像装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008148191A JP2008148191A (ja) | 2008-06-26 |
JP4788589B2 true JP4788589B2 (ja) | 2011-10-05 |
Family
ID=39517784
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006335496A Expired - Fee Related JP4788589B2 (ja) | 2006-12-13 | 2006-12-13 | 撮像装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7830448B2 (ja) |
JP (1) | JP4788589B2 (ja) |
CN (1) | CN101202847B (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007180673A (ja) * | 2005-12-27 | 2007-07-12 | Sony Corp | 撮像装置、および撮像装置制御方法、並びにコンピュータ・プログラム |
TW201031190A (en) * | 2009-02-13 | 2010-08-16 | Altek Corp | Driving module for imaging apparatus and method thereof |
TWI390967B (zh) * | 2009-03-16 | 2013-03-21 | Altek Corp | 關閉時序產生單元之方法、關閉數位影像擷取裝置之方法及數位影像擷取裝置 |
KR101391176B1 (ko) * | 2013-04-29 | 2014-05-07 | 주식회사 뷰웍스 | 영상촬영장치 |
US9118851B2 (en) * | 2013-11-21 | 2015-08-25 | Omnivision Technologies, Inc. | High dynamic range image sensor read out architecture |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5095226A (en) * | 1989-08-08 | 1992-03-10 | Asahi Kogaku Kogyo Kabushiki Kaisha | Device for operating charge transfer device with different power supply voltages |
US5341220A (en) * | 1990-01-08 | 1994-08-23 | Nikon Corporation | Still picture imaging apparatus having an improved automatic exposure control and reduction in power consumption |
JP3271086B2 (ja) * | 1992-09-29 | 2002-04-02 | ソニー株式会社 | 固体撮像素子の駆動回路 |
JP3517278B2 (ja) | 1994-06-10 | 2004-04-12 | ペンタックス株式会社 | 撮像素子の電圧制御装置 |
EP0880087B1 (en) * | 1997-05-22 | 2003-11-12 | SANYO ELECTRIC Co., Ltd. | Power supply circuit and CCD camera using same |
JP3703293B2 (ja) * | 1998-03-26 | 2005-10-05 | シャープ株式会社 | Ccd固体撮像素子 |
JP4307602B2 (ja) * | 1998-11-24 | 2009-08-05 | オリンパス株式会社 | 撮像装置及び撮像装置の動作モード設定方法 |
JP2006238202A (ja) * | 2005-02-25 | 2006-09-07 | Ricoh Co Ltd | 撮像装置および電子装置 |
JP2007282368A (ja) * | 2006-04-06 | 2007-10-25 | Rohm Co Ltd | 負電圧放電回路、電源装置、電気機器 |
-
2006
- 2006-12-13 JP JP2006335496A patent/JP4788589B2/ja not_active Expired - Fee Related
-
2007
- 2007-12-11 US US11/953,982 patent/US7830448B2/en not_active Expired - Fee Related
- 2007-12-12 CN CN2007101865653A patent/CN101202847B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2008148191A (ja) | 2008-06-26 |
US7830448B2 (en) | 2010-11-09 |
CN101202847A (zh) | 2008-06-18 |
US20080143869A1 (en) | 2008-06-19 |
CN101202847B (zh) | 2010-11-10 |
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