Invention Grant
US07660473B2 Error concealment using icons for JPEG and JPEG 2000 compressed images
失效
错误隐藏使用JPEG和JPEG 2000压缩图像的图标
- Patent Title: Error concealment using icons for JPEG and JPEG 2000 compressed images
- Patent Title (中): 错误隐藏使用JPEG和JPEG 2000压缩图像的图标
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Application No.: US10286115Application Date: 2002-11-01
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Publication No.: US07660473B2Publication Date: 2010-02-09
- Inventor: Michael J. Gormish
- Applicant: Michael J. Gormish
- Applicant Address: JP Tokyo
- Assignee: Ricoh Co., Ltd.
- Current Assignee: Ricoh Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Blakely, Sokoloff, Taylor & Zafman LLP
- Main IPC: G06K9/36
- IPC: G06K9/36
Abstract:
A method and apparatus for concealing errors using lower resolution images for compressed images is described. In one embodiment, the method comprises receiving a codestream data of an image and determining a location of an error region in coefficients using an icon.
Public/Granted literature
- US20040088302A1 Error concealment using icons for JPEG and JPEG 2000 compressed images Public/Granted day:2004-05-06
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