US5231445A
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US
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Image stabilizing device for camera
Assignee: Canon Inc
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Filing: 1991-07-08
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Granted: 1993-07-27
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Expires: 2011-07-08
Abstract
Abstract An image stabilizing device for a camera includes an image stabilizing means for preventing an image blur of the camera and a control means for changing a function of the image stabilizing means in accordance with a photometry or focus mode of the camera.
Inventors
- 👤 Ichiro Onuki
- 👤 Toshiyuki Kumakura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:10
CPC Classifications
H; H04; H04N; H04N23/00; H04N23/60; H04N23/68; H04N23/681; H04N23/6815; G; G02; G02B; G02B27/00; G02B27/64; G02B27/646; G03; G03B; G03B17/00; G03B7/00; G03B7/08; G03B7/091; G03B7/097; H04N23/66; H04N23/663; H04N23/6812; H04N23/682; H04N23/685; H04N23/687; H04N23/70; H04N23/73; G03B2217/00; G03B2217/005
Claims Analysis
Total Claims: 42
Claim 1
Independent Claim
76 words
An image stabilizing device comprising: (A) image stabilizing means for preventing an image blur; (B) photometry means operable in at least a first photometry mode in which photometry is performed for a first photometry area and a second photometry mode in which photometry is performed for a second photometry area; and (C) control means for changing a function of said image stabilizing means in accordance with the photometry mode in which said photometry means is operated.
Claim 2
Dependent Claim
76 words
An image stabilizing device comprising: (A) image stabilizing means for preventing an image blur; (B) photometry means operable in at least a first photometry mode in which photometry is performed for a first photometry area and a second photometry mode in which photometry is performed for a second photometry area; and (C) control means for changing a function of said image stabilizing means in accordance with the photometry mode in which said photometry means is operated.
Claim 3
Dependent Claim
18 words
A device according to claim 1, wherein said first photometry area is smaller than said second photometry area.
Claim 4
Dependent Claim
43 words
A device according to claim 1, wherein said control means includes variable means which decreases a response characteristic for vibration at a lower frequency side of said image stabilizing means in response to said photometry means being operated in said first photometry mode.
Claim 5
Dependent Claim
35 words
A device according to claim 2, wherein said control means includes restriction means which restricts the function of said image stabilizing means in response to said photometry means being operated in said first photometry mode.
Claim 6
Dependent Claim
35 words
A device according to claim 2, wherein said control means includes cancellation means which cancels the function of said image stabilizing means in response to said photometry means being operated in said first photometry mode.
Claim 7
Dependent Claim
22 words
A device according to claim 3, wherein said control means includes means for canceling a function of said variable means during photography.
Claim 8
Dependent Claim
22 words
A device according to claim 4, wherein said control means includes means for canceling a function of said variable means during photography.
Claim 9
Dependent Claim
22 words
A device according to claim 5, wherein said control means includes means for canceling a function of said restriction means during photography.
Claim 10
Dependent Claim
49 words
An image stabilizing device, comprising: (A) image stabilizing means for preventing an image blur; (B) auto-focusing means operable in a plurality of focusing modes; and (C) control means for varying function of said image stabilizing means in accordance with the focusing mode in which said auto-focus means is operated.
Claim 11
Dependent Claim
49 words
An image stabilizing device, comprising: (A) image stabilizing means for preventing an image blur; (B) auto-focusing means operable in a plurality of focusing modes; and (C) control means for varying function of said image stabilizing means in accordance with the focusing mode in which said auto-focus means is operated.
Claim 12
Dependent Claim
46 words
A device according to claim 9, wherein said focusing modes include a focusing mode in which focusing position is determined based on a single focus detection result and a second focusing mode in which focusing position is determined based on a plurality of focus detection results.
Claim 13
Dependent Claim
36 words
A device according to claim 10, wherein said control means includes restriction means which restricts the function of said image stabilizing means when said auto-focusing means performs focusing by operation thereof in said second focusing mode.
Claim 14
Dependent Claim
22 words
A device according to claim 11, wherein said control means includes means for canceling a function of said variable means during photography.
Claim 15
Dependent Claim
36 words
A device according to claim 10, wherein said control means includes cancellation means for cancelling the operation of said image stabilizing means when said auto-focusing means performs focusing by operation thereof in said second focusing mode.
Claim 16
Dependent Claim
22 words
A device according to claim 13, wherein said control means includes means for canceling a function of said restriction means during photography.
Claim 17
Dependent Claim
29 words
A device according to claim 9, wherein said focusing modes include a one-shot auto-focusing mode in which the focus detection operation is completed with a single focus detection operation.
Claim 18
Dependent Claim
24 words
A device according to claim 9, wherein said focusing modes include a servo auto-focusing mode in which the focus detection operation is successively performed.
Claim 19
Dependent Claim
17 words
A device according to claim 9, wherein said focusing modes include a moving object anticipation focusing mode.
Claim 20
Dependent Claim
35 words
A device according to claim 15, wherein said control means includes means for invalidating the function of said image stabilizing means when the velocity of blur exceeds a predetermined value in a one-shot autofocus mode.
Claim 21
Dependent Claim
28 words
A device according to claim 16, wherein said control means includes means for decreasing a low-frequency blur response to said image stabilizing means in a servo autofocus mode.
Claim 22
Dependent Claim
35 words
A device according to claim 16, wherein said control means includes means for invalidating the function of said image stabilizing means when a velocity of blur exceeds a predetermined value in a servo autofocus mode.
Claim 23
Dependent Claim
40 words
A device according to claim 17, wherein said control means includes means for decreasing a low-frequency blur response of said image stabilizing means when a deviation of blur exceeds a predetermined value in a moving object anticipation servo autofocus mode.
Claim 24
Dependent Claim
38 words
A device according to claim 17, wherein said control means includes means for invalidating the function of said image stabilizing means when a deviation of blur exceeds a predetermined value in a moving object anticipation servo autofocus mode.
Claim 25
Dependent Claim
38 words
A device according to claim 17, wherein said control means includes means for resetting said image stabilizing means to an initial state when a deviation of blur exceeds a predetermined value in a moving object anticipation focusing mode.
Claim 26
Dependent Claim
36 words
A device according to claim 15, wherein said control means includes means for resetting said image stabilizing means to an initial state when a velocity of blur exceeds a predetermined value in a one-shot autofocus mode.
Claim 27
Dependent Claim
23 words
A device according to claim 9, wherein said control means includes means for changing a low-frequency blur response of said image stabilizing means.
Claim 28
Dependent Claim
21 words
A device according to claim 9, wherein said control means includes means for validating the function of said image stabilizing means.
Claim 29
Dependent Claim
74 words
A camera, comprising: (A) image stabilizing means for preventing an image blur; (B) photometry means operable in at least a first photometry mode in which photometry is performed for a first photometry area and a second photometry mode in which photometry is performed for a second photometry area; and (C) control means for changing a function of said image stabilizing means in accordance with the photometry mode in which said photometry means is operated.
Claim 30
Dependent Claim
74 words
A camera, comprising: (A) image stabilizing means for preventing an image blur; (B) photometry means operable in at least a first photometry mode in which photometry is performed for a first photometry area and a second photometry mode in which photometry is performed for a second photometry area; and (C) control means for changing a function of said image stabilizing means in accordance with the photometry mode in which said photometry means is operated.
Claim 31
Dependent Claim
18 words
A camera according to claim 27, wherein said first photometry area is smaller than said second photometry area.
Claim 32
Dependent Claim
43 words
A camera according to claim 28, wherein said control means includes variable means which decreases a response characteristic for vibration at a lower frequency side of said image stabilizing means in response to said photometry means being operated in said first photometry mode.
Claim 33
Dependent Claim
35 words
A camera according to claim 28, wherein said control means includes restriction means which restricts the function of said image stabilizing means in response to said photometry means being operated in said first photometry mode.
Claim 34
Dependent Claim
35 words
A camera according to claim 28, wherein said control means includes cancellation means which cancels the function of said image stabilizing means in response to said photometry means being operated in said first photometry mode.
Claim 35
Dependent Claim
47 words
A camera, comprising: (A) image stabilizing means for preventing an image blur; (B) auto-focusing means operable in a plurality of focusing modes; and (C) control means for varying function of said image stabilizing means in accordance with the focusing mode in which said auto-focus means is operated.
Claim 36
Dependent Claim
47 words
A camera, comprising: (A) image stabilizing means for preventing an image blur; (B) auto-focusing means operable in a plurality of focusing modes; and (C) control means for varying function of said image stabilizing means in accordance with the focusing mode in which said auto-focus means is operated.
Claim 37
Dependent Claim
47 words
A camera according to claim 32, wherein said focusing modes include a first focusing mode in which focusing position is determined based on a single focus detection result and a second focusing mode in which focusing position is determined based on a plurality of focus detection results.
Claim 38
Dependent Claim
36 words
A camera according to claim 33, wherein said control means includes restriction means which restricts the function of said image stabilizing means when said auto-focusing means performs focusing by operation thereof in said second focusing mode.
Claim 39
Dependent Claim
36 words
A camera according to claim 33, wherein said control means includes cancellation means for cancelling the operation of said image stabilizing means when said auto-focusing means performs focusing by operation thereof in said second focusing mode.
Claim 40
Dependent Claim
29 words
A camera according to claim 32, wherein said focusing modes include a one-shot auto-focusing mode in which the focus detection operation is completed with a single focus detection operation.
Claim 41
Dependent Claim
25 words
A camera according to claim 32, wherein said said focusing modes include a servo auto-focusing mode in which the focus detection operation is successively performed.
Claim 42
Dependent Claim
17 words
A camera according to claim 32, wherein said focusing modes include a moving object anticipation focusing mode.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-07-26 | 1997-01-25 | 1997-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-07-26 | 2001-01-25 | 2001-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-07-26 | 2005-01-25 | 2005-07-27 | $7700.00 | Window Closed / Lapsed |