IL100863A0 - Apparatus for scrambling and unscrambling documents - Google Patents

Apparatus for scrambling and unscrambling documents

Info

Publication number
IL100863A0
IL100863A0 IL100863A IL10086392A IL100863A0 IL 100863 A0 IL100863 A0 IL 100863A0 IL 100863 A IL100863 A IL 100863A IL 10086392 A IL10086392 A IL 10086392A IL 100863 A0 IL100863 A0 IL 100863A0
Authority
IL
Israel
Prior art keywords
unscrambling
scrambling
documents
unscrambling documents
Prior art date
Application number
IL100863A
Original Assignee
Yitzchak Pomerantz
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yitzchak Pomerantz filed Critical Yitzchak Pomerantz
Priority to IL100863A priority Critical patent/IL100863A0/en
Priority to PCT/US1993/000959 priority patent/WO1993015491A1/en
Publication of IL100863A0 publication Critical patent/IL100863A0/en
Priority to US08/442,636 priority patent/US5491563A/en

Links

Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09CCIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C5/00Ciphering apparatus or methods not provided for in the preceding groups, e.g. involving the concealment or deformation of graphic data such as designs, written or printed messages
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/44Secrecy systems
    • H04N1/448Rendering the image unintelligible, e.g. scrambling
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/44Secrecy systems
    • H04N1/448Rendering the image unintelligible, e.g. scrambling
    • H04N1/4486Rendering the image unintelligible, e.g. scrambling using digital data encryption
IL100863A 1992-02-04 1992-02-04 Apparatus for scrambling and unscrambling documents IL100863A0 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IL100863A IL100863A0 (en) 1992-02-04 1992-02-04 Apparatus for scrambling and unscrambling documents
PCT/US1993/000959 WO1993015491A1 (en) 1992-02-04 1993-02-03 Apparatus for scrambling and unscrambling documents
US08/442,636 US5491563A (en) 1992-02-04 1995-05-17 Apparatus for scrambling and unscrambling documents

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL100863A IL100863A0 (en) 1992-02-04 1992-02-04 Apparatus for scrambling and unscrambling documents

Publications (1)

Publication Number Publication Date
IL100863A0 true IL100863A0 (en) 1993-09-22

Family

ID=11063344

Family Applications (1)

Application Number Title Priority Date Filing Date
IL100863A IL100863A0 (en) 1992-02-04 1992-02-04 Apparatus for scrambling and unscrambling documents

Country Status (2)

Country Link
IL (1) IL100863A0 (en)
WO (1) WO1993015491A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5708717A (en) * 1995-11-29 1998-01-13 Alasia; Alfred Digital anti-counterfeiting software method and apparatus
US5905801A (en) * 1996-06-06 1999-05-18 Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Industry Through The Communications Research Centre File transfer using facsimile modem
US6870841B1 (en) 2000-09-18 2005-03-22 At&T Corp. Controlled transmission across packet network
US20030145218A1 (en) * 2002-01-31 2003-07-31 Xerox Corporation Encryption of image data in a digital copier
US6985607B2 (en) 2003-03-27 2006-01-10 Graphic Security Systems Corporation System and method for authenticating objects
US7634104B2 (en) 2003-06-30 2009-12-15 Graphic Security Systems Corporation Illuminated decoder
US6980654B2 (en) 2003-09-05 2005-12-27 Graphic Security Systems Corporation System and method for authenticating an article
US7421581B2 (en) 2003-09-30 2008-09-02 Graphic Security Systems Corporation Method and system for controlling encoded image production
US7551752B2 (en) 2004-04-26 2009-06-23 Graphic Security Systems Corporation Systems and methods for authenticating objects using multiple-level image encoding and decoding
US7512249B2 (en) 2004-04-26 2009-03-31 Graphic Security Systems Corporation System and method for decoding digital encoded images
US7729509B2 (en) 2004-06-18 2010-06-01 Graphic Security Systems Corporation Illuminated lens device for use in object authentication
US7860268B2 (en) 2006-12-13 2010-12-28 Graphic Security Systems Corporation Object authentication using encoded images digitally stored on the object
MX2013004043A (en) 2010-10-11 2013-10-03 Graphic Security Systems Corp Method for constructing a composite image incorporating a hidden authentication image.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4091423A (en) * 1975-03-17 1978-05-23 Datotek, Inc. Synchronous digital data scrambling system
US4459611A (en) * 1978-08-28 1984-07-10 Fuji Xerox Co., Ltd. Image conversion system
GB2217949B (en) * 1988-03-29 1992-08-05 Aisin Seiki Data encryption
US5027401A (en) * 1990-07-03 1991-06-25 Soltesz John A System for the secure storage and transmission of data
US5062136A (en) * 1990-09-12 1991-10-29 The United States Of America As Represented By The Secretary Of The Navy Telecommunications system and method

Also Published As

Publication number Publication date
WO1993015491A1 (en) 1993-08-05

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