Invention Grant
US07996681B1 Methods for implementing color change frequency as image signature
有权
实现颜色变化频率作为图像签名的方法
- Patent Title: Methods for implementing color change frequency as image signature
- Patent Title (中): 实现颜色变化频率作为图像签名的方法
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Application No.: US11679078Application Date: 2007-02-26
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Publication No.: US07996681B1Publication Date: 2011-08-09
- Inventor: Jui-Pang Wang , Sheng-Chi Hsieh
- Applicant: Jui-Pang Wang , Sheng-Chi Hsieh
- Applicant Address: JP Tokyo
- Assignee: Trend Micro Incorporated
- Current Assignee: Trend Micro Incorporated
- Current Assignee Address: JP Tokyo
- Agency: IP Strategy Group, P.C.
- Main IPC: H04L9/32
- IPC: H04L9/32
Abstract:
A method for performing electronic signature verification for an entity is provided. The method includes creating a signature card for the entity by analyzing color change frequency of an initial electronic signature image. The method also includes comparing a second electronic signature image for the entity and the signature card to perform electronic signature verification.
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