Invention Grant
US08194286B2 Image forming apparatus and image forming method capable of revising gray image
失效
能够修正灰度图像的图像形成装置和图像形成方法
- Patent Title: Image forming apparatus and image forming method capable of revising gray image
- Patent Title (中): 能够修正灰度图像的图像形成装置和图像形成方法
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Application No.: US11939651Application Date: 2007-11-14
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Publication No.: US08194286B2Publication Date: 2012-06-05
- Inventor: In-ho Park , Hyun-soo Oh , Mi-jung Jang
- Applicant: In-ho Park , Hyun-soo Oh , Mi-jung Jang
- Applicant Address: KR Suwon-Si
- Assignee: Samsung Electronics Co., Ltd.
- Current Assignee: Samsung Electronics Co., Ltd.
- Current Assignee Address: KR Suwon-Si
- Agency: Staas & Halsey LLP
- Priority: KR10-2006-0112384 20061114
- Main IPC: H04N1/60
- IPC: H04N1/60 ; G06K15/00 ; G03F3/08 ; G06K9/00 ; H04N5/202 ; H04N5/14
Abstract:
An apparatus includes a gray converter to convert an inputted color image to be printed into a gray conversion image and to outputs the gray conversion image a difference calculator to calculate a at least one difference value between a at least one color channel image with respect to the color image and the gray conversion image; and a gray reviser to revise the gray conversion image based on the at least one difference value and to output a gray conversion image.
Public/Granted literature
- US20080117466A1 IMAGE FORMING APPARATUS AND IMAGE FORMING METHOD CAPABLE OF REVISING GRAY IMAGE Public/Granted day:2008-05-22
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