Invention Grant
- Patent Title: Method for identifying marked images based at least in part on frequency domain coefficient differences
- Patent Title (中): 至少部分地基于频域系数差异来识别标记图像的方法
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Application No.: US13049378Application Date: 2011-03-16
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Publication No.: US08270708B2Publication Date: 2012-09-18
- Inventor: Yun-Qing Shi , ChunHua Chen
- Applicant: Yun-Qing Shi , ChunHua Chen
- Applicant Address: US NJ Newark
- Assignee: New Jersey Institute of Technology
- Current Assignee: New Jersey Institute of Technology
- Current Assignee Address: US NJ Newark
- Agency: Connolly Bove Lodge & Hutz LLP
- Main IPC: G06K9/62
- IPC: G06K9/62 ; G06K9/00 ; G06K9/46 ; H04K1/04
Abstract:
Briefly, in accordance with one embodiment, a method of identifying marked images based at least in part on frequency domain coefficient differences is disclosed.
Public/Granted literature
- US20110222760A1 METHOD FOR IDENTIFYING MARKED IMAGES BASED AT LEAST IN PART ON FREQUENCY DOMAIN COEFFICIENT DIFFERENCES Public/Granted day:2011-09-15
Information query
