Patent US5218442A successfully refreshed from Google Patents.
US5218442A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Camera with camera-shake detection apparatus
Assignee: Minolta Co Ltd
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Filing: 1990-12-21
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Granted: 1993-06-08
•
Expires: 2010-12-21
Abstract
Abstract A camera wherein the light emitted by a subject, which has passed through a photographic optical system, is formed as an image on an area sensor, and which includes an electronic viewfinder that indicates the image of the subject based on the output from the area sensor and an apparatus that detects image shaking caused by camera shake, based on the output from the area sensor.
Inventors
- 👤 Masataka Hamada
- 👤 Eiji Yamakawa
- 👤 Hiroshi Ootsuka
- 👤 Hisayuki Masumoto
- 👤 Takashi Okada
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:33
CPC Classifications
H; H04; H04N; H04N23/00; H04N23/60; H04N23/68; H04N23/681; H04N23/6811; H04N23/63; H04N23/633; H04N23/635; H04N23/682; H04N23/685; H04N23/687; G; G03; G03B; G03B2217/00; G03B2217/005
Claims Analysis
Total Claims: 54
Claim 1
Independent Claim
100 words
A camera system comprising: an interchangeable lens for forming a photo image of a subject; a mirror for reflecting a light through the interchangeable lens; a finder screen on which a photo image of the reflected light is formed, said finder screen having a transparent area; a sensor for transforming the light through the transparent area of the finder screen into electric signals; means for detecting the relative camera shake between the camera and the subject, based on the signals from the sensor; and a finder optical system for guiding the photo image on said finder screen to a photographer.
Claim 2
Dependent Claim
100 words
A camera system comprising: an interchangeable lens for forming a photo image of a subject; a mirror for reflecting a light through the interchangeable lens; a finder screen on which a photo image of the reflected light is formed, said finder screen having a transparent area; a sensor for transforming the light through the transparent area of the finder screen into electric signals; means for detecting the relative camera shake between the camera and the subject, based on the signals from the sensor; and a finder optical system for guiding the photo image on said finder screen to a photographer.
Claim 3
Dependent Claim
15 words
A camera system as stated in claim 1, wherein said sensor is an area sensor.
Claim 4
Dependent Claim
37 words
A camera system as stated in claim 1, wherein said finder optical system has a pentagonal prism, one of the reflecting faces of the pentagonal prism is translucent, and said sensor is located behind the translucent face.
Claim 5
Dependent Claim
15 words
A camera system as stated in claim 1, wherein said mirror is a pellicle mirror.
Claim 6
Dependent Claim
41 words
A camera system as stated in claim 1, further comprising means for correcting the relative camera shake based on the amount of camera shake detected by said shake detecting means, and the shake correcting means is located in said interchangeable lens.
Claim 7
Dependent Claim
39 words
A camera system as stated in claim 5, wherein said shake detecting means is located in camera body, and data of camera shake detected by said shake detecting means is transmitted from the camera body to the interchangeable lens.
Claim 8
Dependent Claim
16 words
A camera system as stated in claim 1, wherein the camera uses a silver salt film.
Claim 9
Dependent Claim
101 words
A camera system comprising: an interchangeable lens for forming a photo image of a subject; a mirror for reflecting a light through the interchangeable lens; a finder screen on which a photo image of the reflected light is formed, said finder screen having a transparent area; a sensor for transforming a light passing through the transparent area of the finder screen into electric signals; a pentagonal prism for guiding the image formed on said finder screen to a photographer and for guiding the light passing through the transparent area to said sensor; and means for processing the signals from the sensor.
Claim 10
Dependent Claim
101 words
A camera system comprising: an interchangeable lens for forming a photo image of a subject; a mirror for reflecting a light through the interchangeable lens; a finder screen on which a photo image of the reflected light is formed, said finder screen having a transparent area; a sensor for transforming a light passing through the transparent area of the finder screen into electric signals; a pentagonal prism for guiding the image formed on said finder screen to a photographer and for guiding the light passing through the transparent area to said sensor; and means for processing the signals from the sensor.
Claim 11
Dependent Claim
15 words
A camera system as stated in claim 8, wherein said sensor is an area sensor.
Claim 12
Dependent Claim
28 words
A camera as stated in claim 8, wherein one of the reflecting faces of said pentagonal prism is translucent, and said sensor is located behind the translucent face.
Claim 13
Dependent Claim
15 words
A camera system as stated in claim 8, wherein said mirror is a pellicle mirror.
Claim 14
Dependent Claim
104 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a mirror for reflecting a light through the phototaking lens; a finder screen on which the photo image of the reflected light is formed; image erecting means composed of several reflecting faces for erecting the photo image on said finder screen, wherein one of the reflecting faces is translucent; a sensor, located behind the translucent face of the image erecting means, for transforming a light into electric signals; and means for detecting the relative camera shake between the camera and the subject, based on the signals from the sensor.
Claim 15
Dependent Claim
104 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a mirror for reflecting a light through the phototaking lens; a finder screen on which the photo image of the reflected light is formed; image erecting means composed of several reflecting faces for erecting the photo image on said finder screen, wherein one of the reflecting faces is translucent; a sensor, located behind the translucent face of the image erecting means, for transforming a light into electric signals; and means for detecting the relative camera shake between the camera and the subject, based on the signals from the sensor.
Claim 16
Dependent Claim
17 words
A camera system as stated in claim 12, wherein said image erecting means is a pentagonal prism.
Claim 17
Dependent Claim
40 words
A camera system as stated in claim 12, further comprising means for correcting the relative camera shake based on the amount of camera shake detected by said shake detecting means, said shake correcting means being located in said interchangeable lens.
Claim 18
Dependent Claim
22 words
A camera system as stated in claim 12, wherein said translucent face of the image erecting means reflects light toward a photographer.
Claim 19
Dependent Claim
34 words
A camera system as stated in claim 12, further comprising a reforming lens for forming the photo image on the sensor, said reforming lens being located between the image erecting means and the sensor.
Claim 20
Dependent Claim
15 words
A camera system as stated in claim 12, wherein said mirror is a pellicle mirror.
Claim 21
Dependent Claim
92 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a mirror for reflecting a light through the phototaking lens; a finder screen on which the photo image of the reflected light is formed; image erecting means composed of several reflecting faces for erecting the photo image on said finder screen, wherein one of the reflecting faces is translucent; a sensor, located behind the translucent face of the image erecting means, for transforming a light into electric signals; and means for processing the signals from the sensor.
Claim 22
Dependent Claim
92 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a mirror for reflecting a light through the phototaking lens; a finder screen on which the photo image of the reflected light is formed; image erecting means composed of several reflecting faces for erecting the photo image on said finder screen, wherein one of the reflecting faces is translucent; a sensor, located behind the translucent face of the image erecting means, for transforming a light into electric signals; and means for processing the signals from the sensor.
Claim 23
Dependent Claim
17 words
A camera system as stated in claim 18, wherein said image erecting means is a pentagonal prism.
Claim 24
Dependent Claim
15 words
A camera system as stated in claim 18, wherein said sensor is an area sensor.
Claim 25
Dependent Claim
15 words
A camera system as stated in claim 18, wherein said mirror is a pellicle mirror.
Claim 26
Dependent Claim
87 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a sensor for transforming a light through the phototaking lens into electric signals; a switching optical system, located between the phototaking lens and the sensor, for switching image sensing fields of the sensor between first field and second field; first processing means for processing the signals from the sensor when the first field is selected; and second processing means for processing the signals from the sensor when the second field is selected.
Claim 27
Dependent Claim
87 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a sensor for transforming a light through the phototaking lens into electric signals; a switching optical system, located between the phototaking lens and the sensor, for switching image sensing fields of the sensor between first field and second field; first processing means for processing the signals from the sensor when the first field is selected; and second processing means for processing the signals from the sensor when the second field is selected.
Claim 28
Dependent Claim
31 words
A camera system as stated in claim 22, further comprising an optical system composed of a mirror, a finder screen, and a pentagonal prism between the phototaking lens and the sensor.
Claim 29
Dependent Claim
15 words
A camera system as stated in claim 22, wherein said sensor is an area sensor.
Claim 30
Dependent Claim
24 words
A camera system as stated in claim 24, wherein said first processing means detects the relative camera shake between the camera and the subject.
Claim 31
Dependent Claim
33 words
A camera as stated in claim 24, further comprising an electric view finder, wherein said second processing means processes the signals so as to display the photo image on the electric view finder.
Claim 32
Dependent Claim
16 words
A camera system as stated in claim 22, wherein the camera uses a silver salt film.
Claim 33
Dependent Claim
64 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a sensor for transforming a light through the phototaking lens into electric signals; a switching optical system, located between the phototaking lens and the sensor, for switching image sensing fields of the sensor between first field and second field; and processing means for processing the signals from the sensor.
Claim 34
Dependent Claim
64 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a sensor for transforming a light through the phototaking lens into electric signals; a switching optical system, located between the phototaking lens and the sensor, for switching image sensing fields of the sensor between first field and second field; and processing means for processing the signals from the sensor.
Claim 35
Dependent Claim
117 words
A camera system using a silver salt film comprising: a phototaking lens for forming a photo image of a subject; a mirror for reflecting a light through the phototaking lens; a finder screen on which a photo image of the reflected light is formed; a pentagonal prism for guiding the photo image on the finder screen to a photographer; a sensor for transforming a light into electric signals; switching means for switching image sensing fields of the sensor between first field and second field; first processing means for processing the signals from the sensor when the first field is selected; and second processing means for processing the signals from the sensor when the second field is selected.
Claim 36
Dependent Claim
117 words
A camera system using a silver salt film comprising: a phototaking lens for forming a photo image of a subject; a mirror for reflecting a light through the phototaking lens; a finder screen on which a photo image of the reflected light is formed; a pentagonal prism for guiding the photo image on the finder screen to a photographer; a sensor for transforming a light into electric signals; switching means for switching image sensing fields of the sensor between first field and second field; first processing means for processing the signals from the sensor when the first field is selected; and second processing means for processing the signals from the sensor when the second field is selected.
Claim 37
Dependent Claim
72 words
A camera system comprising: an interchangeable lens for forming a photo image of a subject; a mirror for reflecting a light through the interchangeable lens, wherein a reflecting face of said mirror has a transparent area; means for detecting the relative camera shake between the camera and the subject based on a light reflected by the mirror; and means for detecting a focus condition based on a light passing through the mirror.
Claim 38
Dependent Claim
72 words
A camera system comprising: an interchangeable lens for forming a photo image of a subject; a mirror for reflecting a light through the interchangeable lens, wherein a reflecting face of said mirror has a transparent area; means for detecting the relative camera shake between the camera and the subject based on a light reflected by the mirror; and means for detecting a focus condition based on a light passing through the mirror.
Claim 39
Dependent Claim
41 words
A camera system as stated in claim 30, further comprising means for correcting the relative camera shake based on the amount of camera shake detected by said shake detecting means, and the shake correcting means is located in said interchangeable lens.
Claim 40
Dependent Claim
16 words
A camera system as stated in claim 30, wherein the camera uses a silver salt film.
Claim 41
Dependent Claim
89 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a sensor for transforming a light through the phototaking lens into electric signals; first switch for beginning phototaking preparations; second switch for beginning exposure operation; means for detecting the relative camera shake between the camera and the subject, wherein said shake detecting means begins detecting in response to the second switch turning on; and means for correcting the relative camera shake based on the amount of camera shake detected by said shake detecting means.
Claim 42
Dependent Claim
89 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a sensor for transforming a light through the phototaking lens into electric signals; first switch for beginning phototaking preparations; second switch for beginning exposure operation; means for detecting the relative camera shake between the camera and the subject, wherein said shake detecting means begins detecting in response to the second switch turning on; and means for correcting the relative camera shake based on the amount of camera shake detected by said shake detecting means.
Claim 43
Dependent Claim
29 words
A camera system as stated in claim 33, wherein the electric signals from the sensor are used in other processing than shake detecting until the second switch turns on.
Claim 44
Dependent Claim
114 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a sensor for transforming a light through the phototaking lens into electric signals; first switch for beginning phototaking preparations; second switch for beginning exposure operation; an optical system for guiding the light through the phototaking lens to both the sensor and a film during exposure operation; first processing means for conducting first processing of the signals from the sensor, in response to the first switch turning on; and second processing means for conducting second processing of the signals from the sensor, in response to the second switch turning on, wherein said second processing is different from the first processing.
Claim 45
Dependent Claim
114 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a sensor for transforming a light through the phototaking lens into electric signals; first switch for beginning phototaking preparations; second switch for beginning exposure operation; an optical system for guiding the light through the phototaking lens to both the sensor and a film during exposure operation; first processing means for conducting first processing of the signals from the sensor, in response to the first switch turning on; and second processing means for conducting second processing of the signals from the sensor, in response to the second switch turning on, wherein said second processing is different from the first processing.
Claim 46
Dependent Claim
106 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a sensor for transforming light through the phototaking lens into electric signals; first switch for beginning phototaking preparations; second switch for beginning exposure operation; means for detecting the relative camera shake between the camera and the subject based on the signals from the sensor in response to the second switch turning on; means for correcting the relative camera shake based on the amount of camera shake detected by said shake detecting means; and permitting means for permitting exposure operation when the amount of camera shake is detected by the detecting means.
Claim 47
Dependent Claim
106 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a sensor for transforming light through the phototaking lens into electric signals; first switch for beginning phototaking preparations; second switch for beginning exposure operation; means for detecting the relative camera shake between the camera and the subject based on the signals from the sensor in response to the second switch turning on; means for correcting the relative camera shake based on the amount of camera shake detected by said shake detecting means; and permitting means for permitting exposure operation when the amount of camera shake is detected by the detecting means.
Claim 48
Dependent Claim
103 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a sensor for transforming a light through the phototaking lens into electric signals; first switch for beginning phototaking operations; second switch for beginning exposure operation; means for detecting the relative camera shake between the camera and the subject, wherein said shake detecting means begins detecting in response to the second switch turning on; means for correcting the relative camera shake based on the amount of camera shake detected by said shake detecting means; and means for stopping the shake correcting operation at the end of the exposure operation.
Claim 49
Dependent Claim
103 words
A camera system comprising: a phototaking lens for forming a photo image of a subject; a sensor for transforming a light through the phototaking lens into electric signals; first switch for beginning phototaking operations; second switch for beginning exposure operation; means for detecting the relative camera shake between the camera and the subject, wherein said shake detecting means begins detecting in response to the second switch turning on; means for correcting the relative camera shake based on the amount of camera shake detected by said shake detecting means; and means for stopping the shake correcting operation at the end of the exposure operation.
Claim 50
Dependent Claim
21 words
A camera system as stated in claim 37, further comprising means for winding a film after the shake correcting operation stopped.
Claim 51
Dependent Claim
24 words
A camera system as stated in claim 37, wherein said shake correcting means begins correcting operation again when the next phototaking operation begins continuously.
Claim 52
Dependent Claim
79 words
A camera system comprising: an interchangeable lens for forming a photo image of a subject; a pellicle mirror for dividing a light through the interchangeable lens; a switch for beginning exposure operation; means for detecting the relative camera shake between the camera and the subject based on a light reflected by the pellicle mirror during the exposure operation; and means for correcting the relative camera shake based on the amount of camera shake detected by said shake detecting means.
Claim 53
Dependent Claim
79 words
A camera system comprising: an interchangeable lens for forming a photo image of a subject; a pellicle mirror for dividing a light through the interchangeable lens; a switch for beginning exposure operation; means for detecting the relative camera shake between the camera and the subject based on a light reflected by the pellicle mirror during the exposure operation; and means for correcting the relative camera shake based on the amount of camera shake detected by said shake detecting means.
Claim 54
Dependent Claim
19 words
A camera system as stated in claim 40, wherein the shake correcting means is located in said interchangeable lens.
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USPTO Annuity & Maintenance Windows
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| 3.5 Years (Year 4) | 1996-06-07 | 1996-12-07 | 1997-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-06-07 | 2000-12-07 | 2001-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-06-07 | 2004-12-07 | 2005-06-08 | $7700.00 | Window Closed / Lapsed |