Reading apparatus, image forming apparatus and image forming system
US-2016286063-A1 · Sep 29, 2016 · US
Image processing apparatus, image processing method, and storage medium
US8928951B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8928951-B2 |
| Application number | US-201313913142-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jun 7, 2013 |
| Priority date | Jun 14, 2012 |
| Publication date | Jan 6, 2015 |
| Grant date | Jan 6, 2015 |
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Abstract
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An image processing apparatus includes an acquisition unit configured to acquire luminance information of a white reference member by reading the white reference member with an image reading unit including a sensor while rotating the image reading unit in units of a predetermined angle, and a correction unit configured to correct the luminance information acquired by the acquisition unit using a correction coefficient predetermined for each rotation angle of the image reading unit.
First claim
Opening claim text (preview).
What is claimed is: 1. An image processing apparatus comprising: an acquisition unit configured to acquire luminance information of a white reference member by reading the white reference member with an image reading unit including a sensor while rotating the image reading unit in units of a predetermined angle; and a correction unit configured to correct the luminance information acquired by the acquisition unit using a correction coefficient predetermined for each rotation ang…
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Electricity · mapped topic
- H04N1/00572Primary
Electricity · mapped topic
Electricity · mapped topic
- H04N1/00801Primary
Electricity · mapped topic
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- What does patent US8928951B2 cover?
- An image processing apparatus includes an acquisition unit configured to acquire luminance information of a white reference member by reading the white reference member with an image reading unit including a sensor while rotating the image reading unit in units of a predetermined angle, and a correction unit configured to correct the luminance information acquired by the acquisition unit using …
- Who is the assignee on this patent?
- Canon Kk
- What technology area does this patent fall under?
- Primary CPC classification H04N1/00572. Mapped technology areas include Electricity.
- When was this patent published?
- Publication date Tue Jan 06 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).