KR100697541B1 - 촬상 회로 및 공간 보상의 방법 - Google Patents
촬상 회로 및 공간 보상의 방법 Download PDFInfo
- Publication number
- KR100697541B1 KR100697541B1 KR1019990019975A KR19990019975A KR100697541B1 KR 100697541 B1 KR100697541 B1 KR 100697541B1 KR 1019990019975 A KR1019990019975 A KR 1019990019975A KR 19990019975 A KR19990019975 A KR 19990019975A KR 100697541 B1 KR100697541 B1 KR 100697541B1
- Authority
- KR
- South Korea
- Prior art keywords
- pixel signals
- sensor
- pixel
- regions
- light
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
- H04N25/61—Noise processing, e.g. detecting, correcting, reducing or removing noise the noise originating only from the lens unit, e.g. flare, shading, vignetting or "cos4"
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/40—Circuit details for pick-up tubes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N25/00—Circuitry of solid-state image sensors [SSIS]; Control thereof
- H04N25/60—Noise processing, e.g. detecting, correcting, reducing or removing noise
- H04N25/616—Noise processing, e.g. detecting, correcting, reducing or removing noise involving a correlated sampling function, e.g. correlated double sampling [CDS] or triple sampling
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Facsimile Scanning Arrangements (AREA)
- Picture Signal Circuits (AREA)
- Image Input (AREA)
Abstract
Description
Claims (3)
- 촬상 장치에 있어서,광센서의 영역들상에 투사된 광에 응답하여 발생된 픽셀 신호들을 제공하는 출력을 갖는 상기 광센서; 및상기 픽셀 신호들을 수신하도록 결합된 제 1 입력과, 촬상 신호를 제공하는 제 1 출력과, 상기 픽셀 신호들이 상기 광센서의 서로 다른 영역들에서 발생되는 경우에 상기 픽셀 신호들을 서로 다른 이득들로 증폭하기 위해 제어 데이터를 수신하도록 결합된 제어 입력을 구비하는 증폭기를 포함하는, 촬상 장치.
- 영상 포착 방법에 있어서,광센서의 서로 다른 영역들상에 투사된 광에 응답하는 차이를 보상하기 위해, 제어 데이터에 응답해서 픽셀 신호들의 이득을 증폭기를 통해 변경하는 단계를 포함하는, 영상 포착 방법.
- 영상 포착 방법에 있어서,제 1 및 제 2 픽셀 신호들을 생성하기 위해 광센서의 제 1 및 제 2 영역들상에 투사된 광을 감지하는 단계;상기 제 1 픽셀 신호를 증폭하는 제 1 제어 데이터로 증폭기의 이득을 설정하는 단계; 및상기 광에 대한 상기 광센서의 상기 제 1 및 제 2 영역들의 응답들을 동일하게 하도록 상기 제 2 픽셀 신호를 증폭하는 제 2 제어 데이터로 상기 증폭기의 이득을 변경하는 단계를 포함하는, 영상 포착 방법.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US8800598A | 1998-06-01 | 1998-06-01 | |
US09/088,005 | 1998-06-01 | ||
US09/118,684 | 1998-07-17 | ||
US09/118,684 US6583816B1 (en) | 1998-06-01 | 1998-07-17 | Imaging circuit and method of spatial compensation |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20000005795A KR20000005795A (ko) | 2000-01-25 |
KR100697541B1 true KR100697541B1 (ko) | 2007-03-21 |
Family
ID=26777624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990019975A KR100697541B1 (ko) | 1998-06-01 | 1999-06-01 | 촬상 회로 및 공간 보상의 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6583816B1 (ko) |
JP (1) | JP4364348B2 (ko) |
KR (1) | KR100697541B1 (ko) |
TW (1) | TW432872B (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100868650B1 (ko) * | 2002-10-31 | 2008-11-12 | 매그나칩 반도체 유한회사 | 이미지센서의 렌즈효과 보상장치 |
CN112188125B (zh) * | 2020-10-13 | 2023-02-17 | 成都微光集电科技有限公司 | 一种噪声抵消电路以及图像传感器 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5949483A (en) * | 1994-01-28 | 1999-09-07 | California Institute Of Technology | Active pixel sensor array with multiresolution readout |
US5781233A (en) * | 1996-03-14 | 1998-07-14 | Tritech Microelectronics, Ltd. | MOS FET camera chip and methods of manufacture and operation thereof |
-
1998
- 1998-07-17 US US09/118,684 patent/US6583816B1/en not_active Expired - Lifetime
-
1999
- 1999-05-17 TW TW088107989A patent/TW432872B/zh not_active IP Right Cessation
- 1999-05-31 JP JP15104099A patent/JP4364348B2/ja not_active Expired - Lifetime
- 1999-06-01 KR KR1019990019975A patent/KR100697541B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP4364348B2 (ja) | 2009-11-18 |
US6583816B1 (en) | 2003-06-24 |
TW432872B (en) | 2001-05-01 |
KR20000005795A (ko) | 2000-01-25 |
JP2000032351A (ja) | 2000-01-28 |
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