ATE168210T1 - Optisches verfahren zum ver-und entschlüsseln von bildern - Google Patents

Optisches verfahren zum ver-und entschlüsseln von bildern

Info

Publication number
ATE168210T1
ATE168210T1 AT92919947T AT92919947T ATE168210T1 AT E168210 T1 ATE168210 T1 AT E168210T1 AT 92919947 T AT92919947 T AT 92919947T AT 92919947 T AT92919947 T AT 92919947T AT E168210 T1 ATE168210 T1 AT E168210T1
Authority
AT
Austria
Prior art keywords
encodering
decrypting
optical method
images
decrypting images
Prior art date
Application number
AT92919947T
Other languages
English (en)
Inventor
Richard Steenblik
Mark J Hurt
Original Assignee
Printpack Inc
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 Printpack Inc filed Critical Printpack Inc
Application granted granted Critical
Publication of ATE168210T1 publication Critical patent/ATE168210T1/de

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C5/00—Ciphering 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Credit Cards Or The Like (AREA)
  • Image Processing (AREA)
  • Holo Graphy (AREA)
  • Facsimile Transmission Control (AREA)
  • Storage Device Security (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
AT92919947T 1991-11-05 1992-08-18 Optisches verfahren zum ver-und entschlüsseln von bildern ATE168210T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US78822691A 1991-11-05 1991-11-05

Publications (1)

Publication Number Publication Date
ATE168210T1 true ATE168210T1 (de) 1998-07-15

Family

ID=25143833

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92919947T ATE168210T1 (de) 1991-11-05 1992-08-18 Optisches verfahren zum ver-und entschlüsseln von bildern

Country Status (7)

Country Link
US (1) US5715316A (de)
EP (1) EP0611470B1 (de)
AT (1) ATE168210T1 (de)
AU (1) AU2587392A (de)
CA (1) CA2122919A1 (de)
DE (1) DE69226198T2 (de)
WO (1) WO1993009525A1 (de)

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US7215792B2 (en) * 2002-10-09 2007-05-08 Xerox Corporation Systems for spectral multiplexing of source images to provide a composite image with gray component replacement, for rendering the composite image, and for spectral demultiplexing of the composite image
US7218785B2 (en) 2002-10-09 2007-05-15 Xerox Corporation Systems for spectral multiplexing of source images to provide a composite image, for rendering the composite image, and for spectral demultiplexing of the composite image
US7330550B1 (en) 2003-02-19 2008-02-12 The United States Of America As Represented By The Secretary Of The Navy Cryptographic system and method that uses excitation spectroscopy
JP2006529060A (ja) * 2003-07-21 2006-12-28 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 画像の整合
US7620180B2 (en) 2003-11-03 2009-11-17 Sony Corporation Preparation of content for multiple conditional access methods in video on demand
US7269297B2 (en) * 2003-11-25 2007-09-11 Xerox Corporation Illuminant-neutral gray component replacement in systems for spectral multiplexing of source images to provide a composite image, for rendering the composite image, and for spectral demultiplexing of the composite image
US7379588B2 (en) * 2003-11-25 2008-05-27 Xerox Corporation Systems for spectral multiplexing of source images to provide a composite image, for rendering the composite image, and for spectral demultiplexing the composite image to obtain a normalized color image
US7512237B1 (en) 2004-10-26 2009-03-31 Lockheed Martin Corporation Encryption for optical communications using dynamic subcarrier multiplexing
US8150034B2 (en) * 2005-11-04 2012-04-03 Christian Hogl Method and system for transmitting data from a first data processing device to a second data processing device
US7525704B2 (en) * 2005-12-20 2009-04-28 Xerox Corporation System for providing depth discrimination of source images encoded in a rendered composite image
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US20080083774A1 (en) * 2006-10-06 2008-04-10 Philip Andrew Sawin Cleansing wipe container having content-specific display
US20080163610A1 (en) * 2007-01-05 2008-07-10 Matthew Thomas Baird Method and system for regenerating exhaust system filtering and catalyst components using variable high engine idle
US20090172978A1 (en) * 2008-01-04 2009-07-09 Nanoventions Holdings, Llc Merchandising Systems, Methods of Merchandising, and Point-Of-Sale Devices Comprising Micro-Optics Technology
US20090173653A1 (en) * 2008-01-04 2009-07-09 Nanoventions Holdings, Llc Merchandising Systems, Methods of Merchandising, and Point-Of-Sale Devices Comprising Micro-Optics Technology
US20090173654A1 (en) * 2008-01-04 2009-07-09 Nanoventions Holdings, Llc Merchandising Systems, Methods of Merchandising, and Point-Of-Sale Devices Comprising Micro-Optics Technology
US20100317431A1 (en) * 2009-06-15 2010-12-16 Kuan Yi-Hui Game card and game playing method
JP2011150693A (ja) * 2009-12-22 2011-08-04 Tani Electronics Corp 情報管理システム、情報管理の方法および装置、暗号化の方法およびプログラム
TWI430217B (zh) * 2011-08-08 2014-03-11 Ind Tech Res Inst 驗證方法與系統
US9419795B2 (en) * 2013-04-24 2016-08-16 Intellectual Discovery Co., Ltd. Digital device and method for performing secure communication using same
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US9779227B1 (en) * 2014-10-24 2017-10-03 Amazon Technologies, Inc. Security system using keys encoded in holograms
US9998255B2 (en) 2016-05-11 2018-06-12 International Business Machines Corporation Fiber optic light intensity encryption
CN109214971B (zh) * 2018-08-08 2019-05-28 山东科技大学 一种灰度图像可视加密方法
EP4328783A1 (de) * 2022-08-25 2024-02-28 Nokia Technologies Oy Vorrichtung, verfahren, computerprogramm zur anzeige von inhalten für einen benutzer
US11953698B1 (en) * 2023-10-10 2024-04-09 Leadoptik Inc. Spatially multiplexed diffractive lens with extended depth of field via phase correction

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Also Published As

Publication number Publication date
AU2587392A (en) 1993-06-07
EP0611470A4 (de) 1995-08-02
US5715316A (en) 1998-02-03
WO1993009525A1 (en) 1993-05-13
EP0611470A1 (de) 1994-08-24
DE69226198T2 (de) 1999-01-21
EP0611470B1 (de) 1998-07-08
DE69226198D1 (de) 1998-08-13
CA2122919A1 (en) 1993-05-13

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