ATE386322T1 - Gerät und verfahren zum einbetten und extrahieren von informationen in analogsignalen mit hilfe von replikationsmodulation - Google Patents

Gerät und verfahren zum einbetten und extrahieren von informationen in analogsignalen mit hilfe von replikationsmodulation

Info

Publication number
ATE386322T1
ATE386322T1 AT99930276T AT99930276T ATE386322T1 AT E386322 T1 ATE386322 T1 AT E386322T1 AT 99930276 T AT99930276 T AT 99930276T AT 99930276 T AT99930276 T AT 99930276T AT E386322 T1 ATE386322 T1 AT E386322T1
Authority
AT
Austria
Prior art keywords
signal
value
predefined
feature
cover signal
Prior art date
Application number
AT99930276T
Other languages
English (en)
Inventor
Rade Petrovic
Original Assignee
Verance 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
Application filed by Verance Corp filed Critical Verance Corp
Application granted granted Critical
Publication of ATE386322T1 publication Critical patent/ATE386322T1/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/0028—Adaptive watermarking, e.g. Human Visual System [HVS]-based watermarking
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10046—Improvement or modification of read or write signals filtering or equalising, e.g. setting the tap weights of an FIR filter
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10009—Improvement or modification of read or write signals
    • G11B20/10222—Improvement or modification of read or write signals clock-related aspects, e.g. phase or frequency adjustment or bit synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
    • H04H20/30—Arrangements for simultaneous broadcast of plural pieces of information by a single channel
    • H04H20/31—Arrangements for simultaneous broadcast of plural pieces of information by a single channel using in-band signals, e.g. subsonic or cue signal
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2201/00—General purpose image data processing
    • G06T2201/005—Image watermarking
    • G06T2201/0052—Embedding of the watermark in the frequency domain

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Bioethics (AREA)
  • Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Systems (AREA)
AT99930276T 1998-06-29 1999-06-16 Gerät und verfahren zum einbetten und extrahieren von informationen in analogsignalen mit hilfe von replikationsmodulation ATE386322T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/106,213 US6427012B1 (en) 1997-05-19 1998-06-29 Apparatus and method for embedding and extracting information in analog signals using replica modulation

Publications (1)

Publication Number Publication Date
ATE386322T1 true ATE386322T1 (de) 2008-03-15

Family

ID=22310153

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99930276T ATE386322T1 (de) 1998-06-29 1999-06-16 Gerät und verfahren zum einbetten und extrahieren von informationen in analogsignalen mit hilfe von replikationsmodulation

Country Status (9)

Country Link
US (6) US6427012B1 (de)
EP (1) EP1095376B1 (de)
JP (1) JP4217381B2 (de)
KR (1) KR20010053329A (de)
AT (1) ATE386322T1 (de)
CA (1) CA2335975A1 (de)
DE (1) DE69938135T2 (de)
ES (1) ES2297927T3 (de)
WO (1) WO2000000969A1 (de)

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US20130283402A1 (en) 2013-10-24
ES2297927T3 (es) 2008-05-01
EP1095376A1 (de) 2001-05-02
DE69938135D1 (de) 2008-03-27
US20120084870A1 (en) 2012-04-05
JP4217381B2 (ja) 2009-01-28
KR20010053329A (ko) 2001-06-25
US6427012B1 (en) 2002-07-30
US20020097873A1 (en) 2002-07-25
CA2335975A1 (en) 2000-01-06
US8085935B2 (en) 2011-12-27
US20040151316A1 (en) 2004-08-05
US20030063747A1 (en) 2003-04-03
EP1095376B1 (de) 2008-02-13
US8474059B2 (en) 2013-06-25
JP2002519916A (ja) 2002-07-02
US20090262932A1 (en) 2009-10-22
US6683958B2 (en) 2004-01-27
US7606366B2 (en) 2009-10-20
DE69938135T2 (de) 2009-03-26

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