DE3225467C2 - - Google Patents
Info
- Publication number
- DE3225467C2 DE3225467C2 DE3225467A DE3225467A DE3225467C2 DE 3225467 C2 DE3225467 C2 DE 3225467C2 DE 3225467 A DE3225467 A DE 3225467A DE 3225467 A DE3225467 A DE 3225467A DE 3225467 C2 DE3225467 C2 DE 3225467C2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- time
- accumulation
- image
- circuit
- 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 - Lifetime
Links
- 238000009825 accumulation Methods 0.000 claims description 81
- 230000004044 response Effects 0.000 claims description 18
- 230000008859 change Effects 0.000 claims description 13
- 238000004904 shortening Methods 0.000 claims description 3
- 238000003384 imaging method Methods 0.000 description 14
- 239000011159 matrix material Substances 0.000 description 13
- 238000012545 processing Methods 0.000 description 13
- 102100026918 Phospholipase A2 Human genes 0.000 description 9
- 101710096328 Phospholipase A2 Proteins 0.000 description 9
- 101000685663 Homo sapiens Sodium/nucleoside cotransporter 1 Proteins 0.000 description 8
- 101000821827 Homo sapiens Sodium/nucleoside cotransporter 2 Proteins 0.000 description 8
- 102100023116 Sodium/nucleoside cotransporter 1 Human genes 0.000 description 8
- 102100021541 Sodium/nucleoside cotransporter 2 Human genes 0.000 description 8
- 238000011156 evaluation Methods 0.000 description 8
- 230000006870 function Effects 0.000 description 8
- 230000010354 integration Effects 0.000 description 7
- 230000003287 optical effect Effects 0.000 description 5
- 230000036961 partial effect Effects 0.000 description 5
- 238000005070 sampling Methods 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 101100083853 Homo sapiens POU2F3 gene Proteins 0.000 description 2
- 101100058850 Oryza sativa subsp. japonica CYP78A11 gene Proteins 0.000 description 2
- 101150059175 PLA1 gene Proteins 0.000 description 2
- 102100026466 POU domain, class 2, transcription factor 3 Human genes 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 101100422887 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) SWI1 gene Proteins 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000012854 evaluation process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
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
- H04N23/67—Focus control based on electronic image sensor signals
- H04N23/673—Focus control based on electronic image sensor signals based on contrast or high frequency components of image signals, e.g. hill climbing method
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Transforming Light Signals Into Electric Signals (AREA)
- Automatic Focus Adjustment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56106341A JPS587984A (ja) | 1981-07-08 | 1981-07-08 | 信号蓄積型光電変換素子の信号蓄積時間制御方式 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3225467A1 DE3225467A1 (de) | 1983-01-20 |
| DE3225467C2 true DE3225467C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-02-25 |
Family
ID=14431128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19823225467 Granted DE3225467A1 (de) | 1981-07-08 | 1982-07-07 | Verfahren und anordung zur steuerung der akkumulati onszeit fuer ein mit signalakkumulation arbeitendes strahlungsfuehlgeraet |
Country Status (3)
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2548809B2 (ja) * | 1989-11-22 | 1996-10-30 | キヤノン株式会社 | 光電変換装置 |
| JPH049706A (ja) * | 1990-04-27 | 1992-01-14 | Shimadzu Corp | 放射線像撮像装置 |
| US5166506A (en) * | 1991-01-30 | 1992-11-24 | Eastman Kodak Company | Method for determining an imaging system focus error |
| CA2131805C (en) * | 1991-11-05 | 2002-07-30 | Steven Michael Alford | Digital electronic exposure control |
| JPH05236359A (ja) * | 1992-02-18 | 1993-09-10 | Sony Corp | 固体撮像装置 |
| DE69313986T2 (de) * | 1992-12-08 | 1998-04-30 | Nippon Electric Co | Dunkelstromkompensation von Pixels durch Mehrfacherfassung von Sternen |
| US5396058A (en) * | 1993-06-10 | 1995-03-07 | Eastman Kodak Company | Robust method for determining an imaging system focus error |
| US5432331A (en) * | 1994-06-07 | 1995-07-11 | Eastman Kodak Company | Method and apparatus for detecting focus of moving images with tilted plane detector and time delay means |
| JP3590806B2 (ja) * | 1994-09-07 | 2004-11-17 | 株式会社ニコン | イメージセンサーシステムおよび自動焦点検出装置 |
| US5808291A (en) * | 1995-08-30 | 1998-09-15 | Minolta Co., Ltd. | Image information detection system and optical equipment using the system |
| JP3087684B2 (ja) * | 1997-06-02 | 2000-09-11 | 日本電気株式会社 | 画像読取装置 |
| US6362513B2 (en) * | 1999-07-08 | 2002-03-26 | Intel Corporation | Conformal color filter layer above microlens structures in an image sensor die |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5315131A (en) * | 1976-07-27 | 1978-02-10 | Canon Inc | Detecting method for sharpness of objective image |
| US4377742A (en) * | 1979-05-23 | 1983-03-22 | Canon Kabushiki Kaisha | Image sharpness detecting system |
| US4384199A (en) * | 1979-09-27 | 1983-05-17 | Canon Kabushiki Kaisha | Incident position detector for radiation beam |
| JPS5772113A (en) * | 1980-10-23 | 1982-05-06 | Canon Inc | Signal processing system |
-
1981
- 1981-07-08 JP JP56106341A patent/JPS587984A/ja active Granted
-
1982
- 1982-07-07 DE DE19823225467 patent/DE3225467A1/de active Granted
-
1985
- 1985-02-25 US US06/705,047 patent/US4633075A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4633075A (en) | 1986-12-30 |
| JPH0230631B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1990-07-09 |
| JPS587984A (ja) | 1983-01-17 |
| DE3225467A1 (de) | 1983-01-20 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition |