DE69637782D1 - Verfahren zur Einbettung von maschinenlesbarem steganographischen Kode - Google Patents

Verfahren zur Einbettung von maschinenlesbarem steganographischen Kode

Info

Publication number
DE69637782D1
DE69637782D1 DE69637782T DE69637782T DE69637782D1 DE 69637782 D1 DE69637782 D1 DE 69637782D1 DE 69637782 T DE69637782 T DE 69637782T DE 69637782 T DE69637782 T DE 69637782T DE 69637782 D1 DE69637782 D1 DE 69637782D1
Authority
DE
Germany
Prior art keywords
network
readable
authorised
content signal
embedding machine
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE69637782T
Other languages
English (en)
Inventor
Geoffrey B Rhoads
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Digimarc Corp
Original Assignee
Digimarc Corp
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
Priority claimed from US08/436,102 external-priority patent/US5748783A/en
Priority claimed from US08/508,083 external-priority patent/US5841978A/en
Priority claimed from US08534005 external-priority patent/US5832119C1/en
Priority claimed from US08/637,531 external-priority patent/US5822436A/en
Application filed by Digimarc Corp filed Critical Digimarc Corp
Application granted granted Critical
Publication of DE69637782D1 publication Critical patent/DE69637782D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

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DE69637782T 1995-05-08 1996-05-07 Verfahren zur Einbettung von maschinenlesbarem steganographischen Kode Expired - Lifetime DE69637782D1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US08/436,102 US5748783A (en) 1995-05-08 1995-05-08 Method and apparatus for robust information coding
US08/508,083 US5841978A (en) 1993-11-18 1995-07-27 Network linking method using steganographically embedded data objects
US51299395A 1995-08-09 1995-08-09
US08534005 US5832119C1 (en) 1993-11-18 1995-09-25 Methods for controlling systems using control signals embedded in empirical data
US08/637,531 US5822436A (en) 1996-04-25 1996-04-25 Photographic products and methods employing embedded information

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DE69637782D1 true DE69637782D1 (de) 2009-01-29

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DE69629134T Expired - Lifetime DE69629134T2 (de) 1995-05-08 1996-05-07 Fälschungssichere Dokumente mit Bildern, die geheime Daten übertragen, sowie Verfahren dafür
DE69631806T Expired - Lifetime DE69631806T2 (de) 1995-05-08 1996-05-07 Gebrauch im Transformationsbereich steganographisch eingebetteter Kalibrierungsdaten zur Detektion von Bildverzerrungen
DE69625626T Expired - Lifetime DE69625626T2 (de) 1995-05-08 1996-05-07 Verbindungsherstellung zwischen Computern beruhend auf der Dekodierung einer steganographisch in einem Audioobjekt eingebetteten Adresse
DE69637782T Expired - Lifetime DE69637782D1 (de) 1995-05-08 1996-05-07 Verfahren zur Einbettung von maschinenlesbarem steganographischen Kode
DE69620751T Expired - Lifetime DE69620751T2 (de) 1995-05-08 1996-05-07 Steganographisches Einbetten von Zusatzdaten und Kalibrierdaten in Bilddaten

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DE69629134T Expired - Lifetime DE69629134T2 (de) 1995-05-08 1996-05-07 Fälschungssichere Dokumente mit Bildern, die geheime Daten übertragen, sowie Verfahren dafür
DE69631806T Expired - Lifetime DE69631806T2 (de) 1995-05-08 1996-05-07 Gebrauch im Transformationsbereich steganographisch eingebetteter Kalibrierungsdaten zur Detektion von Bildverzerrungen
DE69625626T Expired - Lifetime DE69625626T2 (de) 1995-05-08 1996-05-07 Verbindungsherstellung zwischen Computern beruhend auf der Dekodierung einer steganographisch in einem Audioobjekt eingebetteten Adresse

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DE69620751T Expired - Lifetime DE69620751T2 (de) 1995-05-08 1996-05-07 Steganographisches Einbetten von Zusatzdaten und Kalibrierdaten in Bilddaten

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JP (1) JP2002504272A (de)
AT (5) ATE418233T1 (de)
AU (1) AU6022396A (de)
CA (1) CA2218957C (de)
DE (5) DE69629134T2 (de)
HK (1) HK1030122A1 (de)
WO (1) WO1996036163A2 (de)

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EP1003324B1 (de) 2003-07-16
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