US5065232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic still camera system
Assignee: Canon Inc
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Filing: 1989-09-19
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Granted: 1991-11-12
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Expires: 2009-09-19
Abstract
Abstract An electronic still camera system comprising a flash device holding information of a color temperature inherent in the flash light and an electronic still camera having a reading circuit for reading in the color temperature information and operating in such a manner that when the flash device is in use, the white balance of the video signal for a shot picture is adjusted in accordance with the read color temperature information.
Inventors
- 👤 Makoto Kondo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:34
CPC Classifications
H; H04; H04N; H04N23/00; H04N23/80; H04N23/84; H04N23/88; Y; Y10; Y10S; Y10S358/00; Y10S358/906
Claims Analysis
Total Claims: 33
Claim 1
Independent Claim
92 words
An image sensing apparatus comprising: (a) image sensing means for forming a color video signal; (b) illuminating means for illuminating an object to be photographed, said illuminating means being detachable from the image sensing apparatus; (c) transfer means for transferring an information concerning a color temperature of the illuminating means from the illuminating means; and (d) correcting means for correcting the white balance of the color video signal output from said image sensing means in accordance with said information concerning color temperature and an illuminating period of time of said illuminating means.
Claim 2
Dependent Claim
92 words
An image sensing apparatus comprising: (a) image sensing means for forming a color video signal; (b) illuminating means for illuminating an object to be photographed, said illuminating means being detachable from the image sensing apparatus; (c) transfer means for transferring an information concerning a color temperature of the illuminating means from the illuminating means; and (d) correcting means for correcting the white balance of the color video signal output from said image sensing means in accordance with said information concerning color temperature and an illuminating period of time of said illuminating means.
Claim 3
Dependent Claim
23 words
An apparatus according to claim 1, further comprising illuminating time control means for controlling the illuminating period of time of said illuminating means.
Claim 4
Dependent Claim
27 words
An apparatus according to claim 2, wherein said illuminating time control means includes light metering means for producing a signal corresponding to a luminance of the object.
Claim 5
Dependent Claim
15 words
An apparatus according to claim 1, wherein said illuminating means includes a flash illuminating element.
Claim 6
Dependent Claim
13 words
An apparatus according to claim 4, wherein said illuminating element includes a strobe.
Claim 7
Dependent Claim
22 words
An apparatus according to claim 1, further comprising color characteristic data generating means for generating color characteristic data of said illuminating means.
Claim 8
Dependent Claim
16 words
An apparatus according to claim 6, wherein said color characteristic data generating means generates analog data.
Claim 9
Dependent Claim
15 words
An apparatus according to claim 6, wherein said color characteristic generating means generates digital data.
Claim 10
Dependent Claim
20 words
An apparatus according to claim 6, wherein said color characteristic data generating means is a component of said illuminating means.
Claim 11
Dependent Claim
21 words
An apparatus according to claim 6, wherein said color characteristic data generating means is a component of said image sensing apparatus.
Claim 12
Dependent Claim
87 words
An image sensing apparatus comprising: (a) image sensing means for forming a color video signal; (b) detecting means for detecting an illuminating period of time of detachable illuminating means for illuminating an object to be photographed; (c) transfer means for transferring an information concerning a color temperature of the illuminating means from the illuminating means; and (d) correcting means for correcting the white balance of the video signal in accordance with the information concerning color temperature and the illuminating period of time detected by said detecting means.
Claim 13
Dependent Claim
87 words
An image sensing apparatus comprising: (a) image sensing means for forming a color video signal; (b) detecting means for detecting an illuminating period of time of detachable illuminating means for illuminating an object to be photographed; (c) transfer means for transferring an information concerning a color temperature of the illuminating means from the illuminating means; and (d) correcting means for correcting the white balance of the video signal in accordance with the information concerning color temperature and the illuminating period of time detected by said detecting means.
Claim 14
Dependent Claim
17 words
An apparatus according to claim 11, further comprising illuminating means detachably attached to said image sensing apparatus.
Claim 15
Dependent Claim
23 words
An apparatus according to claim 12, further comprising illuminating time control means for controlling the illuminating period of time of said illuminating means.
Claim 16
Dependent Claim
27 words
An apparatus according to claim 13, wherein said illuminating time control means includes light metering means for producing a signal corresponding to a luminance of the object.
Claim 17
Dependent Claim
15 words
An apparatus according to claim 12, wherein said illuminating means includes a flash illuminating element.
Claim 18
Dependent Claim
13 words
An apparatus according to claim 15, wherein said illuminating element includes a strobe.
Claim 19
Dependent Claim
22 words
An apparatus according to claim 12, further comprising color characteristic data generating means for generating color characteristic data of said illuminating means.
Claim 20
Dependent Claim
16 words
An apparatus according to claim 17, wherein said color characteristic data generating means generates analog data.
Claim 21
Dependent Claim
15 words
An apparatus according to claim 17, wherein said color characteristic generating means generates digital data.
Claim 22
Dependent Claim
20 words
An apparatus according to claim 17, wherein said color characteristic data generating means is a component of said illuminating means.
Claim 23
Dependent Claim
21 words
An apparatus according to claim 17, wherein said color characteristic data generating means is a component of said image sensing apparatus.
Claim 24
Dependent Claim
14 words
An apparatus according to claim 11, wherein said detecting means includes an A/D converter.
Claim 25
Dependent Claim
82 words
An image sensing apparatus comprising: (a) image sensing means for forming a color video signal; (b) illuminating means for illuminating an object to be photographed, said illuminating means being detachable from the image sensing apparatus; (c) transfer means for transferring an information concerning a color temperature of the illuminating means from the illuminating means; and (d) correcting means for correcting the white balance of the color video signal output from said image sensing means in accordance with said information concerning color temperature.
Claim 26
Dependent Claim
82 words
An image sensing apparatus comprising: (a) image sensing means for forming a color video signal; (b) illuminating means for illuminating an object to be photographed, said illuminating means being detachable from the image sensing apparatus; (c) transfer means for transferring an information concerning a color temperature of the illuminating means from the illuminating means; and (d) correcting means for correcting the white balance of the color video signal output from said image sensing means in accordance with said information concerning color temperature.
Claim 27
Dependent Claim
15 words
An apparatus according to claim 23, wherein said illuminating means includes a flash illuminating element.
Claim 28
Dependent Claim
13 words
An apparatus according to claim 24, wherein said illuminating element includes a strobe.
Claim 29
Dependent Claim
22 words
An apparatus according to claim 23, further comprising color characteristic data generating means for generating color characteristic data of said illuminating means.
Claim 30
Dependent Claim
16 words
An apparatus according to claim 26, wherein said color characteristic data generating means generates analog data.
Claim 31
Dependent Claim
15 words
An apparatus according to claim 26, wherein said color characteristic generating means generates digital data.
Claim 32
Dependent Claim
20 words
An apparatus according to claim 23, wherein said color characteristic data generating means is a component of said illuminating means.
Claim 33
Dependent Claim
21 words
An apparatus according to claim 23, wherein said color characteristic data generating means is a component of said image sensing apparatus.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1994-11-11 | 1995-05-13 | 1995-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-11-11 | 1999-05-13 | 1999-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-11-11 | 2003-05-13 | 2003-11-12 | $7700.00 | Window Closed / Lapsed |