Invention Grant
US09229671B2 Method of embedding optical security feature using virtual printer and security feature service
有权
使用虚拟打印机和安全特征服务嵌入光学安全功能的方法
- Patent Title: Method of embedding optical security feature using virtual printer and security feature service
- Patent Title (中): 使用虚拟打印机和安全特征服务嵌入光学安全功能的方法
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Application No.: US12934770Application Date: 2009-03-27
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Publication No.: US09229671B2Publication Date: 2016-01-05
- Inventor: Weng Sing Tang , Fu Wang Thio , Chee Keong Chea , Jym Yew Meng Cheong
- Applicant: Weng Sing Tang , Fu Wang Thio , Chee Keong Chea , Jym Yew Meng Cheong
- Applicant Address: SG Singapore
- Assignee: CRIMSONLOGIC PTE LTD
- Current Assignee: CRIMSONLOGIC PTE LTD
- Current Assignee Address: SG Singapore
- Agency: Westerman, Hattori, Daniels & Adrian, LLP
- Priority: SG200802457-2 20080328
- International Application: PCT/SG2009/000105 WO 20090327
- International Announcement: WO2009/120154 WO 20091001
- Main IPC: G06F3/12
- IPC: G06F3/12 ; H04N1/00 ; H04N1/32 ; B41M3/14

Abstract:
A method for embedding an optical security feature in a digital document with a virtual printer and a security feature service and then sending the digital document to a hardware printer.
Public/Granted literature
- US20110013217A1 METHOD OF EMBEDDING OPTICAL SECURITY FEATURE USING VIRTUAL PRINTER AND SECURITY FEATURE SERVICE Public/Granted day:2011-01-20
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