ATE235722T1 - Verfahren und system zur extrahierung und verstecken von daten - Google Patents

Verfahren und system zur extrahierung und verstecken von daten

Info

Publication number
ATE235722T1
ATE235722T1 AT97309938T AT97309938T ATE235722T1 AT E235722 T1 ATE235722 T1 AT E235722T1 AT 97309938 T AT97309938 T AT 97309938T AT 97309938 T AT97309938 T AT 97309938T AT E235722 T1 ATE235722 T1 AT E235722T1
Authority
AT
Austria
Prior art keywords
hiding
array
regions
respect
positive
Prior art date
Application number
AT97309938T
Other languages
English (en)
Inventor
Shuichi Shimizu
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
Application granted granted Critical
Publication of ATE235722T1 publication Critical patent/ATE235722T1/de

Links

Classifications

    • 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
    • G06T1/005—Robust watermarking, e.g. average attack or collusion attack resistant
    • G06T1/0057—Compression invariant watermarking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
    • H04N1/32154—Transform domain methods
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
    • H04N2201/3226—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of identification information or the like, e.g. ID code, index, title, part of an image, reduced-size image
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
    • H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N2201/3269—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of machine readable codes or marks, e.g. bar codes or glyphs
    • H04N2201/327—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of machine readable codes or marks, e.g. bar codes or glyphs which are undetectable to the naked eye, e.g. embedded codes

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Image Processing (AREA)
  • Storage Device Security (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Systems (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Complex Calculations (AREA)
AT97309938T 1996-12-25 1997-12-10 Verfahren und system zur extrahierung und verstecken von daten ATE235722T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP34556896 1996-12-25
JP23968397A JP3269014B2 (ja) 1996-12-25 1997-09-04 統計的性質を用いたデータ・ハイディング方法及びシステム

Publications (1)

Publication Number Publication Date
ATE235722T1 true ATE235722T1 (de) 2003-04-15

Family

ID=26534370

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97309938T ATE235722T1 (de) 1996-12-25 1997-12-10 Verfahren und system zur extrahierung und verstecken von daten

Country Status (8)

Country Link
EP (1) EP0851391B1 (de)
JP (1) JP3269014B2 (de)
KR (1) KR100267822B1 (de)
CN (1) CN1109993C (de)
AT (1) ATE235722T1 (de)
DE (1) DE69720167T2 (de)
MY (1) MY117498A (de)
SG (1) SG80581A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3172475B2 (ja) * 1996-12-26 2001-06-04 日本アイ・ビー・エム株式会社 統計検定を用いたデータ・ハイディング方法及びデータ抽出方法
JP3098513B1 (ja) 1999-04-14 2000-10-16 インターナショナル・ビジネス・マシーンズ・コーポレ−ション 改変判定装置およびその方法
JP4035717B2 (ja) * 2002-08-23 2008-01-23 富士ゼロックス株式会社 画像処理装置及び画像処理方法
CN1317679C (zh) * 2004-11-03 2007-05-23 上海大学 基于灰度调整的无损信息隐藏方法
JP6401290B2 (ja) 2014-04-01 2018-10-10 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 多層構造化コーディングユニットのデータ隠蔽のための方法および装置
CA3014271C (en) 2016-02-12 2020-10-20 Huawei Technologies Co., Ltd. Method and apparatus for scan order selection
KR102210230B1 (ko) 2016-02-12 2021-01-29 후아웨이 테크놀러지 컴퍼니 리미티드 스캔 순서 선택을 위한 방법 및 장치
US11081024B2 (en) * 2016-07-06 2021-08-03 Nippon Telegraph And Telephone Corporation Secure computation system, secure computation device, secure computation method, and program

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8824969D0 (en) * 1988-10-25 1988-11-30 Emi Plc Thorn Identification codes
US5319735A (en) * 1991-12-17 1994-06-07 Bolt Beranek And Newman Inc. Embedded signalling
JP3181440B2 (ja) * 1993-07-30 2001-07-03 松下通信工業株式会社 Ｃｄｍａ方式通信装置

Also Published As

Publication number Publication date
JP3269014B2 (ja) 2002-03-25
MY117498A (en) 2004-07-31
KR100267822B1 (ko) 2000-10-16
JPH10240626A (ja) 1998-09-11
DE69720167D1 (de) 2003-04-30
EP0851391A3 (de) 1999-12-01
CN1197243A (zh) 1998-10-28
KR19980063583A (ko) 1998-10-07
EP0851391A2 (de) 1998-07-01
CN1109993C (zh) 2003-05-28
SG80581A1 (en) 2001-05-22
EP0851391B1 (de) 2003-03-26
DE69720167T2 (de) 2004-02-19

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Legal Events

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