EP0594445A1
Expired / Lapsed
EP
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Image processing apparatus and method therefor
Assignee: Canon Inc
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Filing: 1993-10-22
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Granted: —
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Expires: 2013-10-22
Abstract
Abstract It is an object to properly determine a specified original supposed not to be copied. There is provided a copying apparatus wherein a pattern formed by infrared reflected light is detected, and it is determined that the original is a specified original in accordance with the pattern detected by a detecting unit, thereby determining the specified original supposed not to be copied and controlling a copying operation.
Inventors
- 👤 Shinobu C/O Canon Kabushiki Kaisha Arimoto
- 👤 Katsuichi c/o Canon Kabushiki Kaisha Shimizu
- 👤 Yutaka c/o Canon Kabushiki Kaisha Komiya
- 👤 Kazuo C/O Canon Kabushiki Kaisha Yoshinaga
- 👤 Toshio C/O Canon Kabushiki Kaisha Hayashi
- 👤 Takehiko C/O Canon Kabushiki Kaisha Nakai
- 👤 Tsutomu C/O Canon Kabushiki Kaisha Utagawa
- 👤 Tetsuya C/O Canon Kabushiki Kaisha Nagase
- 👤 Nobuatsu C/O Canon Kabushiki Kaisha Sasanuma
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-09 15:21
CPC Classifications
H; H04; H04N; H04N1/00; H04N1/00838; H04N1/0084; H04N1/00843; H04N1/00846; G; G03; G03G; G03G21/00; G03G21/04; G03G21/046; H04N1/00856; H04N1/00864; H04N1/32; H04N1/32101; H04N1/32144; H04N2201/00; H04N2201/32; H04N2201/3201; H04N2201/3225; H04N2201/3226; H04N2201/3243; H04N2201/3269; H04N2201/327; H04N2201/3271
Claims Analysis
Total Claims: 30
Claim 1
Independent Claim
69 words
An image processing apparatus for controlling a visible component data output of an original in accordance with infrared reflected light detected from the original, characterized by comprising: detecting means for detecting a pattern formed by the infrared reflected light; and control means for determining that the original is a specified original in accordance with the pattern detected by said detecting means and for controlling the visible component data output.
Claim 2
Dependent Claim
69 words
An image processing apparatus for controlling a visible component data output of an original in accordance with infrared reflected light detected from the original, characterized by comprising: detecting means for detecting a pattern formed by the infrared reflected light; and control means for determining that the original is a specified original in accordance with the pattern detected by said detecting means and for controlling the visible component data output.
Claim 3
Dependent Claim
18 words
An apparatus according to claim 1, wherein the specified original contains a material for absorbing an infrared ray.
Claim 4
Dependent Claim
16 words
An apparatus according to claim 1, wherein said control means forbids the visible component data output.
Claim 5
Dependent Claim
24 words
An apparatus according to claim 1, further comprising storage means for storing a predetermined pattern compared with the pattern detected by said detecting means.
Claim 6
Dependent Claim
24 words
An apparatus according to claim 4, wherein the predetermined pattern comprises at least two patterns corresponding to upper and lower surfaces of the original.
Claim 7
Dependent Claim
87 words
An image processing method of detecting patterns of reflected light components of visible light and light other than the visible light, which are detected from an image, determining that the image is a specified image, and controlling image processing control, characterized by comprising the steps of: detecting a pixel whose reflected light component except for the visible light has a level lower than a predetermined level; determining that the image is the specified image in accordance with the number of detected pixels; and controlling the image processing.
Claim 8
Dependent Claim
87 words
An image processing method of detecting patterns of reflected light components of visible light and light other than the visible light, which are detected from an image, determining that the image is a specified image, and controlling image processing control, characterized by comprising the steps of: detecting a pixel whose reflected light component except for the visible light has a level lower than a predetermined level; determining that the image is the specified image in accordance with the number of detected pixels; and controlling the image processing.
Claim 9
Dependent Claim
30 words
A method according to claim 6, further comprising the detection step of detecting that the reflected light component of the visible light has a level other than the predetermined level.
Claim 10
Dependent Claim
46 words
A method according to claim 7, wherein the determination step comprises performing determination on the basis of a detection result using the reflected light component of the light other than the visible light and a detection result of the reflected light component of the visible light.
Claim 11
Dependent Claim
17 words
A method according to claim 6, wherein the control step comprises forbidding the visible component data output.
Claim 12
Dependent Claim
25 words
A method according to claim 6, further comprising the storage step of storing a predetermined pattern compared with the pattern detected by said detecting means.
Claim 13
Dependent Claim
129 words
An image processing apparatus for controlling image processing in accordance with visible reflected light components having a plurality of wavelength components and an infrared reflected light component, the reflected light components being detected from a target image, characterized by comprising: first detecting means for detecting the visible reflected light components having the plurality of wavelength components on an entire image a plurality of number of times; second detecting means for detecting the infrared reflected light component on the entire image every detection of said first detecting means; determining means for determining that the target image is a predetermined image in accordance with detection results of said first and second detecting means; and control means for controlling the image processing in accordance with a determination result of said determining means.
Claim 14
Dependent Claim
129 words
An image processing apparatus for controlling image processing in accordance with visible reflected light components having a plurality of wavelength components and an infrared reflected light component, the reflected light components being detected from a target image, characterized by comprising: first detecting means for detecting the visible reflected light components having the plurality of wavelength components on an entire image a plurality of number of times; second detecting means for detecting the infrared reflected light component on the entire image every detection of said first detecting means; determining means for determining that the target image is a predetermined image in accordance with detection results of said first and second detecting means; and control means for controlling the image processing in accordance with a determination result of said determining means.
Claim 15
Dependent Claim
18 words
An apparatus according to claim 11, wherein the plurality of wavelength components are R, G, and B components.
Claim 16
Dependent Claim
19 words
An apparatus according to claim 11, wherein said first and second detecting means are formed on the same substrate.
Claim 17
Dependent Claim
16 words
An apparatus according to claim 11, wherein said control means forbids the visible component data output.
Claim 18
Dependent Claim
24 words
An apparatus according to claim 11, further comprising storage means for storing a predetermined pattern compared with the pattern detected by said detecting means.
Claim 19
Dependent Claim
13 words
An apparatus according to claim 11, wherein the image processing is image formation.
Claim 20
Dependent Claim
68 words
An image processing apparatus for controlling image processing in accordance with reflected light except for visible light detected from an image, characterized by comprising: a plurality of detecting means for detecting the reflected light except for the visible light in accordance with a wavelength component; and determining means for determining whether the image is a specified image in accordance with detection results of said plurality of detecting means.
Claim 21
Dependent Claim
68 words
An image processing apparatus for controlling image processing in accordance with reflected light except for visible light detected from an image, characterized by comprising: a plurality of detecting means for detecting the reflected light except for the visible light in accordance with a wavelength component; and determining means for determining whether the image is a specified image in accordance with detection results of said plurality of detecting means.
Claim 22
Dependent Claim
19 words
An apparatus according to claim 17, wherein the reflected light except for the visible light is an infrared ray.
Claim 23
Dependent Claim
25 words
An apparatus according to claim 17, wherein said determining means performs determination in accordance with a combination of outputs of the plurality of wavelength components.
Claim 24
Dependent Claim
13 words
An apparatus according to claim 17, wherein the image processing is image formation.
Claim 25
Dependent Claim
65 words
An image processing method for controlling a visible component data output of an original in accordance with infrared reflected light detected from the original, characterized by comprising the steps of: detecting a pattern formed by the infrared reflected light; and determining that the original is a specified original in accordance with the pattern detected by said detecting and for controlling the visible component data output.
Claim 26
Dependent Claim
65 words
An image processing method for controlling a visible component data output of an original in accordance with infrared reflected light detected from the original, characterized by comprising the steps of: detecting a pattern formed by the infrared reflected light; and determining that the original is a specified original in accordance with the pattern detected by said detecting and for controlling the visible component data output.
Claim 27
Dependent Claim
120 words
An image processing method for controlling image processing in accordance with visible reflected light components having a plurality of wavelength components and an infrared reflected light component, the reflected light components being detected from a target image, characterized by comprising the steps of: detecting the visible reflected light components having the plurality of wavelength components on an entire image a plurality of number of times; detecting the infrared reflected light component on the entire image every detection of said first detecting; determining that the target image is a predetermined image in accordance with detection results of said first and second detecting means; and control means for controlling the image processing in accordance with a determination result of said determining means.
Claim 28
Dependent Claim
120 words
An image processing method for controlling image processing in accordance with visible reflected light components having a plurality of wavelength components and an infrared reflected light component, the reflected light components being detected from a target image, characterized by comprising the steps of: detecting the visible reflected light components having the plurality of wavelength components on an entire image a plurality of number of times; detecting the infrared reflected light component on the entire image every detection of said first detecting; determining that the target image is a predetermined image in accordance with detection results of said first and second detecting means; and control means for controlling the image processing in accordance with a determination result of said determining means.
Claim 29
Dependent Claim
59 words
An image processing method for controlling image processing in accordance with reflected light except for visible light detected from an image, characterized by comprising the steps of: detecting the reflected light except for the visible light in accordance with a wavelength component; and determining whether the image is a specified image in accordance with detection results of said detecting.
Claim 30
Dependent Claim
59 words
An image processing method for controlling image processing in accordance with reflected light except for visible light detected from an image, characterized by comprising the steps of: detecting the reflected light except for the visible light in accordance with a wavelength component; and determining whether the image is a specified image in accordance with detection results of said detecting.
References Cited (Backward Citations)
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