GB2255649B - Exposure control apparatus for a camera - Google Patents
Exposure control apparatus for a cameraInfo
- Publication number
- GB2255649B GB2255649B GB9208330A GB9208330A GB2255649B GB 2255649 B GB2255649 B GB 2255649B GB 9208330 A GB9208330 A GB 9208330A GB 9208330 A GB9208330 A GB 9208330A GB 2255649 B GB2255649 B GB 2255649B
- Authority
- GB
- United Kingdom
- Prior art keywords
- camera
- control apparatus
- exposure control
- exposure
- control
- 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
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
- G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
- G03B7/091—Digital circuits
- G03B7/097—Digital circuits for control of both exposure time and aperture
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure Control For Cameras (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Applications Claiming Priority (12)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17349691 | 1991-04-15 | ||
JP17349791 | 1991-04-15 | ||
JP17349991 | 1991-04-15 | ||
JP17350091 | 1991-04-15 | ||
JP17350191 | 1991-04-15 | ||
JP17349891 | 1991-04-15 | ||
JP03342167A JP3103412B2 (en) | 1991-04-15 | 1991-11-29 | Camera exposure control device |
JP3342133A JPH0527295A (en) | 1991-04-15 | 1991-11-29 | Exposure controller for camera |
JP03342128A JP3140521B2 (en) | 1991-04-15 | 1991-11-29 | Camera exposure control device |
JP34212791A JP3164622B2 (en) | 1991-04-15 | 1991-11-29 | Camera exposure control device |
JP34214691A JP3199802B2 (en) | 1991-04-15 | 1991-11-29 | Camera exposure control device |
JP03342151A JP3103411B2 (en) | 1991-04-15 | 1991-11-29 | Camera exposure control device |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9208330D0 GB9208330D0 (en) | 1992-06-03 |
GB2255649A GB2255649A (en) | 1992-11-11 |
GB2255649B true GB2255649B (en) | 1995-07-19 |
Family
ID=27583477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9208330A Expired - Fee Related GB2255649B (en) | 1991-04-15 | 1992-04-15 | Exposure control apparatus for a camera |
Country Status (5)
Country | Link |
---|---|
CA (1) | CA2066022C (en) |
DE (1) | DE4212619C2 (en) |
GB (1) | GB2255649B (en) |
HK (1) | HK161595A (en) |
MY (1) | MY108440A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9555803B2 (en) | 2002-05-03 | 2017-01-31 | Magna Electronics Inc. | Driver assistance system for vehicle |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2272068B (en) * | 1992-10-20 | 1996-07-31 | Asahi Optical Co Ltd | Camera with learning function |
US6822563B2 (en) | 1997-09-22 | 2004-11-23 | Donnelly Corporation | Vehicle imaging system with accessory control |
US5877897A (en) | 1993-02-26 | 1999-03-02 | Donnelly Corporation | Automatic rearview mirror, vehicle lighting control and vehicle interior monitoring system using a photosensor array |
US6891563B2 (en) | 1996-05-22 | 2005-05-10 | Donnelly Corporation | Vehicular vision system |
US7655894B2 (en) | 1996-03-25 | 2010-02-02 | Donnelly Corporation | Vehicular image sensing system |
US7526103B2 (en) | 2004-04-15 | 2009-04-28 | Donnelly Corporation | Imaging system for vehicle |
WO2008024639A2 (en) | 2006-08-11 | 2008-02-28 | Donnelly Corporation | Automatic headlamp control system |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1156254A (en) * | 1966-08-24 | 1969-06-25 | Hattori Tokeiten Kk | Photographic Camera |
GB1523899A (en) * | 1974-10-07 | 1978-09-06 | Canon Kk | Automatic exposure control apparatus for a single elns reflec camara |
GB2045957A (en) * | 1979-02-01 | 1980-11-05 | Asahi Optical Co Ltd | Camera shutter speed control and display |
GB2120394A (en) * | 1982-04-21 | 1983-11-30 | Olympus Optical Co | Improvements in or relating to cameras |
GB2121196A (en) * | 1982-05-14 | 1983-12-14 | Canon Kk | Multi-mode camera |
US4431287A (en) * | 1979-09-10 | 1984-02-14 | Canon Kabushiki Kaisha | Camera |
GB2125977A (en) * | 1982-08-16 | 1984-03-14 | Asahi Optical Co Ltd | Interchangeable camera objective |
US4437744A (en) * | 1981-01-30 | 1984-03-20 | Nippon Kogaku K.K. | Automatic exposure control apparatus for camera |
US4530586A (en) * | 1983-08-11 | 1985-07-23 | Nippon Kogaku K. K. | Apparatus for the setting of exposure control mode in camera |
GB2156534A (en) * | 1984-02-20 | 1985-10-09 | Asahi Optical Co Ltd | Multi-mode camera |
US4647176A (en) * | 1983-12-20 | 1987-03-03 | Canon Kabushiki Kaisha | External display device for camera |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56121020A (en) * | 1980-02-26 | 1981-09-22 | Minolta Camera Co Ltd | Exposure controller of camera |
JPH0785154B2 (en) * | 1986-03-14 | 1995-09-13 | オリンパス光学工業株式会社 | Camera program exposure characteristic setting method and setting apparatus |
US5005033A (en) * | 1988-08-01 | 1991-04-02 | Olympus Optical Company, Ltd. | Photographing data setting apparatus for camera |
-
1992
- 1992-04-14 CA CA 2066022 patent/CA2066022C/en not_active Expired - Fee Related
- 1992-04-15 DE DE19924212619 patent/DE4212619C2/en not_active Expired - Fee Related
- 1992-04-15 MY MYPI92000647A patent/MY108440A/en unknown
- 1992-04-15 GB GB9208330A patent/GB2255649B/en not_active Expired - Fee Related
-
1995
- 1995-10-19 HK HK161595A patent/HK161595A/en not_active IP Right Cessation
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1156254A (en) * | 1966-08-24 | 1969-06-25 | Hattori Tokeiten Kk | Photographic Camera |
GB1523899A (en) * | 1974-10-07 | 1978-09-06 | Canon Kk | Automatic exposure control apparatus for a single elns reflec camara |
GB2045957A (en) * | 1979-02-01 | 1980-11-05 | Asahi Optical Co Ltd | Camera shutter speed control and display |
GB2059612A (en) * | 1979-02-01 | 1981-04-23 | Asahi Optical Co Ltd | Shutter speed control for a camera |
US4431287A (en) * | 1979-09-10 | 1984-02-14 | Canon Kabushiki Kaisha | Camera |
US4437744A (en) * | 1981-01-30 | 1984-03-20 | Nippon Kogaku K.K. | Automatic exposure control apparatus for camera |
GB2120394A (en) * | 1982-04-21 | 1983-11-30 | Olympus Optical Co | Improvements in or relating to cameras |
GB2121196A (en) * | 1982-05-14 | 1983-12-14 | Canon Kk | Multi-mode camera |
GB2125977A (en) * | 1982-08-16 | 1984-03-14 | Asahi Optical Co Ltd | Interchangeable camera objective |
US4530586A (en) * | 1983-08-11 | 1985-07-23 | Nippon Kogaku K. K. | Apparatus for the setting of exposure control mode in camera |
US4647176A (en) * | 1983-12-20 | 1987-03-03 | Canon Kabushiki Kaisha | External display device for camera |
GB2156534A (en) * | 1984-02-20 | 1985-10-09 | Asahi Optical Co Ltd | Multi-mode camera |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9555803B2 (en) | 2002-05-03 | 2017-01-31 | Magna Electronics Inc. | Driver assistance system for vehicle |
Also Published As
Publication number | Publication date |
---|---|
DE4212619A1 (en) | 1992-10-22 |
CA2066022C (en) | 2000-08-15 |
HK161595A (en) | 1995-10-27 |
DE4212619C2 (en) | 1996-08-29 |
GB9208330D0 (en) | 1992-06-03 |
CA2066022A1 (en) | 1992-10-16 |
MY108440A (en) | 1996-09-30 |
GB2255649A (en) | 1992-11-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20110415 |