HK1022066A1 - Data hiding and extraction method together with mobile image coding and decoding system - Google Patents

Data hiding and extraction method together with mobile image coding and decoding system

Info

Publication number
HK1022066A1
HK1022066A1 HK00100524A HK00100524A HK1022066A1 HK 1022066 A1 HK1022066 A1 HK 1022066A1 HK 00100524 A HK00100524 A HK 00100524A HK 00100524 A HK00100524 A HK 00100524A HK 1022066 A1 HK1022066 A1 HK 1022066A1
Authority
HK
Hong Kong
Prior art keywords
embedding
extraction method
image coding
decoding system
mobile image
Prior art date
Application number
HK00100524A
Other languages
English (en)
Inventor
Norishige Morimoto
Junji Maeda
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of HK1022066A1 publication Critical patent/HK1022066A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T1/00—General purpose image data processing
    • G06T1/0021—Image watermarking
    • G06T1/0085—Time domain based watermarking, e.g. watermarks spread over several images
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/467—Embedding additional information in the video signal during the compression process characterised by the embedded information being invisible, e.g. watermarking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
    • H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
    • H04N21/23892—Multiplex stream processing, e.g. multiplex stream encrypting involving embedding information at multiplex stream level, e.g. embedding a watermark at packet level
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
    • H04N21/835—Generation of protective data, e.g. certificates
    • H04N21/8358—Generation of protective data, e.g. certificates involving watermark

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Storage Device Security (AREA)
  • Selective Calling Equipment (AREA)
  • Credit Cards Or The Like (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Image Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
HK00100524A 1996-10-15 2000-01-28 Data hiding and extraction method together with mobile image coding and decoding system HK1022066A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP27272196 1996-10-15
PCT/JP1997/000396 WO1998017061A1 (fr) 1996-10-15 1997-02-13 Procede d'escamotage de donnees et procede d'extraction de donnees

Publications (1)

Publication Number Publication Date
HK1022066A1 true HK1022066A1 (en) 2000-07-21

Family

ID=17517865

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00100524A HK1022066A1 (en) 1996-10-15 2000-01-28 Data hiding and extraction method together with mobile image coding and decoding system

Country Status (17)

Country Link
US (1) US6005643A (fr)
EP (1) EP0935392B1 (fr)
JP (1) JP3315413B2 (fr)
KR (1) KR100368352B1 (fr)
CN (1) CN1115876C (fr)
AT (1) ATE385649T1 (fr)
CA (1) CA2264625C (fr)
CZ (1) CZ290838B6 (fr)
DE (1) DE69738502T2 (fr)
ES (1) ES2297848T3 (fr)
HK (1) HK1022066A1 (fr)
HU (1) HU223895B1 (fr)
MY (1) MY122045A (fr)
PL (3) PL183090B1 (fr)
RU (1) RU2181930C2 (fr)
TW (1) TW312770B (fr)
WO (1) WO1998017061A1 (fr)

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Also Published As

Publication number Publication date
RU2181930C2 (ru) 2002-04-27
TW312770B (en) 1997-08-11
KR100368352B1 (ko) 2003-01-24
MY122045A (en) 2006-03-31
HU223895B1 (hu) 2005-03-29
EP0935392B1 (fr) 2008-02-06
CA2264625C (fr) 2002-04-02
HUP0100650A2 (hu) 2001-06-28
HUP0100650A3 (en) 2002-02-28
EP0935392A1 (fr) 1999-08-11
DE69738502T2 (de) 2009-01-29
PL332701A1 (en) 1999-09-27
WO1998017061A1 (fr) 1998-04-23
EP0935392A4 (fr) 2001-04-18
CZ128999A3 (cs) 1999-08-11
CA2264625A1 (fr) 1998-04-23
ATE385649T1 (de) 2008-02-15
CZ290838B6 (cs) 2002-10-16
DE69738502D1 (de) 2008-03-20
PL183642B1 (pl) 2002-06-28
KR20000036133A (ko) 2000-06-26
CN1115876C (zh) 2003-07-23
ES2297848T3 (es) 2008-05-01
US6005643A (en) 1999-12-21
PL183090B1 (pl) 2002-05-31
JP3315413B2 (ja) 2002-08-19
CN1233371A (zh) 1999-10-27
PL183593B1 (pl) 2002-06-28

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PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20090213