DE69515952T2 - Verfahren und Vorrichtung zur Verminderung von Quartisierungsstörungen in einem hierarchischen Bildspeicher- und Wiederauffindungssystem - Google Patents
Verfahren und Vorrichtung zur Verminderung von Quartisierungsstörungen in einem hierarchischen Bildspeicher- und WiederauffindungssystemInfo
- Publication number
- DE69515952T2 DE69515952T2 DE69515952T DE69515952T DE69515952T2 DE 69515952 T2 DE69515952 T2 DE 69515952T2 DE 69515952 T DE69515952 T DE 69515952T DE 69515952 T DE69515952 T DE 69515952T DE 69515952 T2 DE69515952 T2 DE 69515952T2
- Authority
- DE
- Germany
- Prior art keywords
- quartering
- disturbances
- reducing
- image storage
- retrieval system
- 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 - Fee Related
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
- G06T1/0028—Adaptive watermarking, e.g. Human Visual System [HVS]-based 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
-
- 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
- H04N1/32203—Spatial or amplitude domain methods
- H04N1/32251—Spatial or amplitude domain methods in multilevel data, e.g. greyscale or continuous tone data
-
- 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
- H04N1/32267—Methods relating to embedding, encoding, decoding, detection or retrieval operations combined with processing of the image
-
- 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
- H04N1/40—Picture signal circuits
- H04N1/40068—Modification of image resolution, i.e. determining the values of picture elements at new relative positions
-
- 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
-
- 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
- H04N2201/3233—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 authentication information, e.g. digital signature, watermark
-
- 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
- H04N2201/3273—Display
-
- 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
- H04N2201/3274—Storage or retrieval of prestored additional information
-
- 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
- H04N2201/328—Processing of the additional information
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Image Processing (AREA)
- Editing Of Facsimile Originals (AREA)
- Compression Of Band Width Or Redundancy In Fax (AREA)
- Controls And Circuits For Display Device (AREA)
- Television Signal Processing For Recording (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/315,781 US5568570A (en) | 1994-09-30 | 1994-09-30 | Method and apparatus for reducing quantization artifacts in a hierarchical image storage and retrieval system |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69515952D1 DE69515952D1 (de) | 2000-05-04 |
DE69515952T2 true DE69515952T2 (de) | 2000-11-09 |
Family
ID=23226030
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69515952T Expired - Fee Related DE69515952T2 (de) | 1994-09-30 | 1995-09-25 | Verfahren und Vorrichtung zur Verminderung von Quartisierungsstörungen in einem hierarchischen Bildspeicher- und Wiederauffindungssystem |
Country Status (4)
Country | Link |
---|---|
US (1) | US5568570A (de) |
EP (1) | EP0705025B1 (de) |
JP (1) | JPH08211857A (de) |
DE (1) | DE69515952T2 (de) |
Families Citing this family (131)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5263136A (en) * | 1991-04-30 | 1993-11-16 | Optigraphics Corporation | System for managing tiled images using multiple resolutions |
US5721788A (en) * | 1992-07-31 | 1998-02-24 | Corbis Corporation | Method and system for digital image signatures |
US5822436A (en) | 1996-04-25 | 1998-10-13 | Digimarc Corporation | Photographic products and methods employing embedded information |
US7171016B1 (en) | 1993-11-18 | 2007-01-30 | Digimarc Corporation | Method for monitoring internet dissemination of image, video and/or audio files |
US6516079B1 (en) | 2000-02-14 | 2003-02-04 | Digimarc Corporation | Digital watermark screening and detecting strategies |
US5748783A (en) | 1995-05-08 | 1998-05-05 | Digimarc Corporation | Method and apparatus for robust information coding |
US6580819B1 (en) | 1993-11-18 | 2003-06-17 | Digimarc Corporation | Methods of producing security documents having digitally encoded data and documents employing same |
US5862260A (en) | 1993-11-18 | 1999-01-19 | Digimarc Corporation | Methods for surveying dissemination of proprietary empirical data |
US5768426A (en) | 1993-11-18 | 1998-06-16 | Digimarc Corporation | Graphics processing system employing embedded code signals |
US6424725B1 (en) | 1996-05-16 | 2002-07-23 | Digimarc Corporation | Determining transformations of media signals with embedded code signals |
US6611607B1 (en) | 1993-11-18 | 2003-08-26 | Digimarc Corporation | Integrating digital watermarks in multimedia content |
US5832119C1 (en) | 1993-11-18 | 2002-03-05 | Digimarc Corp | Methods for controlling systems using control signals embedded in empirical data |
US6408082B1 (en) | 1996-04-25 | 2002-06-18 | Digimarc Corporation | Watermark detection using a fourier mellin transform |
US6757406B2 (en) | 1993-11-18 | 2004-06-29 | Digimarc Corporation | Steganographic image processing |
US5710834A (en) | 1995-05-08 | 1998-01-20 | Digimarc Corporation | Method and apparatus responsive to a code signal conveyed through a graphic image |
US6122403A (en) * | 1995-07-27 | 2000-09-19 | Digimarc Corporation | Computer system linked by using information in data objects |
EP0959621B1 (de) | 1993-11-18 | 2001-02-28 | Digimarc Corporation | Video-Kopiersteuerung mit verschiedenen eingebettenen Signalen |
US5748763A (en) | 1993-11-18 | 1998-05-05 | Digimarc Corporation | Image steganography system featuring perceptually adaptive and globally scalable signal embedding |
US6944298B1 (en) | 1993-11-18 | 2005-09-13 | Digimare Corporation | Steganographic encoding and decoding of auxiliary codes in media signals |
US6983051B1 (en) | 1993-11-18 | 2006-01-03 | Digimarc Corporation | Methods for audio watermarking and decoding |
US5636292C1 (en) | 1995-05-08 | 2002-06-18 | Digimarc Corp | Steganography methods employing embedded calibration data |
US6614914B1 (en) | 1995-05-08 | 2003-09-02 | Digimarc Corporation | Watermark embedder and reader |
US5841886A (en) | 1993-11-18 | 1998-11-24 | Digimarc Corporation | Security system for photographic identification |
US6522770B1 (en) | 1999-05-19 | 2003-02-18 | Digimarc Corporation | Management of documents and other objects using optical devices |
US6560349B1 (en) | 1994-10-21 | 2003-05-06 | Digimarc Corporation | Audio monitoring using steganographic information |
US7724919B2 (en) | 1994-10-21 | 2010-05-25 | Digimarc Corporation | Methods and systems for steganographic processing |
US5646997A (en) | 1994-12-14 | 1997-07-08 | Barton; James M. | Method and apparatus for embedding authentication information within digital data |
US7362775B1 (en) | 1996-07-02 | 2008-04-22 | Wistaria Trading, Inc. | Exchange mechanisms for digital information packages with bandwidth securitization, multichannel digital watermarks, and key management |
US7007166B1 (en) | 1994-12-28 | 2006-02-28 | Wistaria Trading, Inc. | Method and system for digital watermarking |
US6728390B2 (en) | 1995-05-08 | 2004-04-27 | Digimarc Corporation | Methods and systems using multiple watermarks |
US6721440B2 (en) | 1995-05-08 | 2004-04-13 | Digimarc Corporation | Low visibility watermarks using an out-of-phase color |
US6590996B1 (en) * | 2000-02-14 | 2003-07-08 | Digimarc Corporation | Color adaptive watermarking |
US7224819B2 (en) | 1995-05-08 | 2007-05-29 | Digimarc Corporation | Integrating digital watermarks in multimedia content |
US6760463B2 (en) | 1995-05-08 | 2004-07-06 | Digimarc Corporation | Watermarking methods and media |
US5613004A (en) | 1995-06-07 | 1997-03-18 | The Dice Company | Steganographic method and device |
US7095871B2 (en) * | 1995-07-27 | 2006-08-22 | Digimarc Corporation | Digital asset management and linking media signals with related data using watermarks |
US6829368B2 (en) | 2000-01-26 | 2004-12-07 | Digimarc Corporation | Establishing and interacting with on-line media collections using identifiers in media signals |
US6577746B1 (en) | 1999-12-28 | 2003-06-10 | Digimarc Corporation | Watermark-based object linking and embedding |
US6788800B1 (en) | 2000-07-25 | 2004-09-07 | Digimarc Corporation | Authenticating objects using embedded data |
EP0766468B1 (de) * | 1995-09-28 | 2006-05-03 | Nec Corporation | Verfahren und Vorrichtung zum Einfügen eines Spreizspektrumwasserzeichens in Multimediadaten |
US6466209B1 (en) * | 1995-12-07 | 2002-10-15 | Ncr Corporation | Method for transparent marking of digital images for storage, retrieval and processing within a computer database |
US7664263B2 (en) | 1998-03-24 | 2010-02-16 | Moskowitz Scott A | Method for combining transfer functions with predetermined key creation |
US6205249B1 (en) | 1998-04-02 | 2001-03-20 | Scott A. Moskowitz | Multiple transform utilization and applications for secure digital watermarking |
US5822432A (en) * | 1996-01-17 | 1998-10-13 | The Dice Company | Method for human-assisted random key generation and application for digital watermark system |
US5953415A (en) * | 1996-03-25 | 1999-09-14 | Sun Microsystems, Inc. | Fingerprinting plain text information |
AU2435297A (en) * | 1996-04-02 | 1997-11-07 | Theodore G Handel | Data embedding |
US6381341B1 (en) | 1996-05-16 | 2002-04-30 | Digimarc Corporation | Watermark encoding method exploiting biases inherent in original signal |
US6229924B1 (en) * | 1996-05-16 | 2001-05-08 | Digimarc Corporation | Method and apparatus for watermarking video images |
US7107451B2 (en) * | 1996-07-02 | 2006-09-12 | Wistaria Trading, Inc. | Optimization methods for the insertion, protection, and detection of digital watermarks in digital data |
US7346472B1 (en) | 2000-09-07 | 2008-03-18 | Blue Spike, Inc. | Method and device for monitoring and analyzing signals |
US7159116B2 (en) | 1999-12-07 | 2007-01-02 | Blue Spike, Inc. | Systems, methods and devices for trusted transactions |
US7457962B2 (en) | 1996-07-02 | 2008-11-25 | Wistaria Trading, Inc | Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data |
US7177429B2 (en) | 2000-12-07 | 2007-02-13 | Blue Spike, Inc. | System and methods for permitting open access to data objects and for securing data within the data objects |
US5889868A (en) | 1996-07-02 | 1999-03-30 | The Dice Company | Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data |
US7095874B2 (en) | 1996-07-02 | 2006-08-22 | Wistaria Trading, Inc. | Optimization methods for the insertion, protection, and detection of digital watermarks in digitized data |
US6078664A (en) * | 1996-12-20 | 2000-06-20 | Moskowitz; Scott A. | Z-transform implementation of digital watermarks |
US5848155A (en) * | 1996-09-04 | 1998-12-08 | Nec Research Institute, Inc. | Spread spectrum watermark for embedded signalling |
US6069914A (en) * | 1996-09-19 | 2000-05-30 | Nec Research Institute, Inc. | Watermarking of image data using MPEG/JPEG coefficients |
US5734752A (en) * | 1996-09-24 | 1998-03-31 | Xerox Corporation | Digital watermarking using stochastic screen patterns |
US5825892A (en) * | 1996-10-28 | 1998-10-20 | International Business Machines Corporation | Protecting images with an image watermark |
US5915027A (en) * | 1996-11-05 | 1999-06-22 | Nec Research Institute | Digital watermarking |
US7730317B2 (en) | 1996-12-20 | 2010-06-01 | Wistaria Trading, Inc. | Linear predictive coding implementation of digital watermarks |
US5875249A (en) * | 1997-01-08 | 1999-02-23 | International Business Machines Corporation | Invisible image watermark for image verification |
FI105418B (fi) * | 1997-01-24 | 2000-08-15 | Nokia Multimedia Network Termi | Varmennuskoodin kätkeminen sähköiseen signaaliin |
JP3929501B2 (ja) * | 1997-01-27 | 2007-06-13 | 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 | 符号化信号に付加データを埋込む方法および装置 |
JPH10304334A (ja) * | 1997-04-25 | 1998-11-13 | Canon Inc | 通信方法、通信装置、送信装置、受信装置、通信システム、及び記憶媒体 |
US6131162A (en) | 1997-06-05 | 2000-10-10 | Hitachi Ltd. | Digital data authentication method |
US6222932B1 (en) * | 1997-06-27 | 2001-04-24 | International Business Machines Corporation | Automatic adjustment of image watermark strength based on computed image texture |
US6404781B1 (en) * | 1997-09-02 | 2002-06-11 | Hitachi, Ltd. | Data transmission method for embedded data, data transmitting and reproducing apparatuses and information recording medium therefor |
EP0901274B1 (de) | 1997-09-03 | 2004-04-07 | Hitachi, Ltd. | Verfahren und System zum Einbetten von Information in Daten |
JP3902863B2 (ja) | 1997-09-03 | 2007-04-11 | 株式会社日立製作所 | データ重畳方法とデータ再生方法、及び、情報埋め込み方法と情報読みだし方法 |
US6208735B1 (en) | 1997-09-10 | 2001-03-27 | Nec Research Institute, Inc. | Secure spread spectrum watermarking for multimedia data |
US6108434A (en) * | 1997-09-12 | 2000-08-22 | Signafy, Inc. | Counteracting geometric distortions for DCT based watermarking |
JP3488603B2 (ja) * | 1997-09-16 | 2004-01-19 | 株式会社東芝 | 電子透かしを利用したコピープロテクトシステム |
US6434322B1 (en) | 1997-09-17 | 2002-08-13 | Hitachi, Ltd. | Reproducing method and apparatus, for a video signal having copy control information |
US6611599B2 (en) | 1997-09-29 | 2003-08-26 | Hewlett-Packard Development Company, L.P. | Watermarking of digital object |
US6330672B1 (en) * | 1997-12-03 | 2001-12-11 | At&T Corp. | Method and apparatus for watermarking digital bitstreams |
US6037984A (en) * | 1997-12-24 | 2000-03-14 | Sarnoff Corporation | Method and apparatus for embedding a watermark into a digital image or image sequence |
US6208745B1 (en) | 1997-12-30 | 2001-03-27 | Sarnoff Corporation | Method and apparatus for imbedding a watermark into a bitstream representation of a digital image sequence |
US6804376B2 (en) | 1998-01-20 | 2004-10-12 | Digimarc Corporation | Equipment employing watermark-based authentication function |
JP3570213B2 (ja) | 1998-03-27 | 2004-09-29 | 株式会社日立製作所 | 電子透かし画像処理方法 |
US6064764A (en) * | 1998-03-30 | 2000-05-16 | Seiko Epson Corporation | Fragile watermarks for detecting tampering in images |
US7602940B2 (en) | 1998-04-16 | 2009-10-13 | Digimarc Corporation | Steganographic data hiding using a device clock |
US6021196A (en) * | 1998-05-26 | 2000-02-01 | The Regents University Of California | Reference palette embedding |
US6154571A (en) | 1998-06-24 | 2000-11-28 | Nec Research Institute, Inc. | Robust digital watermarking |
JP3813387B2 (ja) * | 1998-07-28 | 2006-08-23 | 富士写真フイルム株式会社 | 情報埋込方法および装置並びに記録媒体 |
JP3266569B2 (ja) | 1998-07-29 | 2002-03-18 | 日本電気株式会社 | 電子透かしデータによる画像属性変更システム |
JP2000078125A (ja) * | 1998-08-28 | 2000-03-14 | Hitachi Ltd | 認証可能な電子データの生成方法 |
US6643382B1 (en) * | 1998-08-31 | 2003-11-04 | Canon Kabushiki Kaisha | Image processing method, image processing apparatus, image processing system and memory medium |
US6704431B1 (en) * | 1998-09-04 | 2004-03-09 | Nippon Telegraph And Telephone Corporation | Method and apparatus for digital watermarking |
US6463162B1 (en) * | 1998-09-30 | 2002-10-08 | Hewlett-Packard Company | Robust watermarking for digital objects |
US6963884B1 (en) * | 1999-03-10 | 2005-11-08 | Digimarc Corporation | Recoverable digital content degradation: method and apparatus |
US7013021B2 (en) * | 1999-03-19 | 2006-03-14 | Digimarc Corporation | Watermark detection utilizing regions with higher probability of success |
US7664264B2 (en) | 1999-03-24 | 2010-02-16 | Blue Spike, Inc. | Utilizing data reduction in steganographic and cryptographic systems |
US7406214B2 (en) | 1999-05-19 | 2008-07-29 | Digimarc Corporation | Methods and devices employing optical sensors and/or steganography |
US7475246B1 (en) | 1999-08-04 | 2009-01-06 | Blue Spike, Inc. | Secure personal content server |
US7372594B1 (en) | 1999-09-30 | 2008-05-13 | Canon Kabushiki Kaisha | Image processing apparatus and method, and storage medium |
US6864904B1 (en) | 1999-12-06 | 2005-03-08 | Girafa.Com Inc. | Framework for providing visual context to www hyperlinks |
JP3683766B2 (ja) * | 2000-01-21 | 2005-08-17 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 画像処理装置およびその方法 |
JP2001213015A (ja) * | 2000-02-02 | 2001-08-07 | Fujitsu Ltd | 画像記録装置 |
US6625297B1 (en) | 2000-02-10 | 2003-09-23 | Digimarc Corporation | Self-orienting watermarks |
GB0029855D0 (en) | 2000-04-05 | 2001-01-24 | Sony Uk Ltd | Embedding data in material and removing the embedded data |
US6804377B2 (en) | 2000-04-19 | 2004-10-12 | Digimarc Corporation | Detecting information hidden out-of-phase in color channels |
US7305104B2 (en) | 2000-04-21 | 2007-12-04 | Digimarc Corporation | Authentication of identification documents using digital watermarks |
US6633654B2 (en) * | 2000-06-19 | 2003-10-14 | Digimarc Corporation | Perceptual modeling of media signals based on local contrast and directional edges |
US6631198B1 (en) | 2000-06-19 | 2003-10-07 | Digimarc Corporation | Perceptual modeling of media signals based on local contrast and directional edges |
US7127615B2 (en) | 2000-09-20 | 2006-10-24 | Blue Spike, Inc. | Security based on subliminal and supraliminal channels for data objects |
JP3587152B2 (ja) * | 2000-09-25 | 2004-11-10 | 日本電気株式会社 | 画像伝送システム及び方法並びに記録媒体 |
US7043051B2 (en) * | 2001-02-21 | 2006-05-09 | Lg Electronics Inc. | Proprietary watermark system for secure digital media and content distribution |
US7058201B2 (en) * | 2001-03-28 | 2006-06-06 | Lg Electronics Inc. | Method of embedding watermark into digital image |
US7822969B2 (en) * | 2001-04-16 | 2010-10-26 | Digimarc Corporation | Watermark systems and methods |
KR100493284B1 (ko) * | 2001-05-11 | 2005-06-03 | 엘지전자 주식회사 | 디지털 미디어의 복제 제어 방법 및 시스템 |
JP3675745B2 (ja) * | 2001-08-21 | 2005-07-27 | ソニー株式会社 | 付加データ埋め込み装置、付加データ埋め込み方法及び付加データ埋め込みプログラム |
JP2003087770A (ja) * | 2001-09-12 | 2003-03-20 | Sharp Corp | デジタルカメラリサイクルシステム、情報処理ユニット、デジタルカメラ、デジタルカメラのリサイクル方法 |
US6724914B2 (en) * | 2001-10-16 | 2004-04-20 | Digimarc Corporation | Progressive watermark decoding on a distributed computing platform |
US7187780B2 (en) * | 2001-12-13 | 2007-03-06 | Digimarc Corporation | Image processing methods using reversible watermarking |
US7728048B2 (en) | 2002-12-20 | 2010-06-01 | L-1 Secure Credentialing, Inc. | Increasing thermal conductivity of host polymer used with laser engraving methods and compositions |
US7321667B2 (en) * | 2002-01-18 | 2008-01-22 | Digimarc Corporation | Data hiding through arrangement of objects |
US7287275B2 (en) | 2002-04-17 | 2007-10-23 | Moskowitz Scott A | Methods, systems and devices for packet watermarking and efficient provisioning of bandwidth |
KR20040008565A (ko) * | 2002-07-18 | 2004-01-31 | 삼성전자주식회사 | 양자화 에러 보상 장치 및 방법 |
US7778438B2 (en) * | 2002-09-30 | 2010-08-17 | Myport Technologies, Inc. | Method for multi-media recognition, data conversion, creation of metatags, storage and search retrieval |
US6996251B2 (en) | 2002-09-30 | 2006-02-07 | Myport Technologies, Inc. | Forensic communication apparatus and method |
US10721066B2 (en) | 2002-09-30 | 2020-07-21 | Myport Ip, Inc. | Method for voice assistant, location tagging, multi-media capture, transmission, speech to text conversion, photo/video image/object recognition, creation of searchable metatags/contextual tags, storage and search retrieval |
WO2004095348A2 (en) | 2003-04-16 | 2004-11-04 | Digimarc Corporation | Three dimensional data storage |
US7756288B2 (en) * | 2003-05-29 | 2010-07-13 | Jeffrey Lubin | Method and apparatus for analog insertion of low frequency watermarks |
US9106914B2 (en) * | 2006-05-25 | 2015-08-11 | Thomson Licensing | Method and system for weighted encoding |
US8334845B2 (en) * | 2008-11-24 | 2012-12-18 | Firstrade Securities, Inc | Thwarting screen logging of keypad in a web-based form |
JP2012109726A (ja) * | 2010-11-16 | 2012-06-07 | Canon Inc | 画像処理装置および画像処理方法 |
US9224184B2 (en) | 2012-10-21 | 2015-12-29 | Digimarc Corporation | Methods and arrangements for identifying objects |
US9965601B2 (en) * | 2016-03-29 | 2018-05-08 | Adobe Systems Incorporated | Editing watermarked assets |
GB2569547B (en) * | 2017-12-19 | 2021-05-12 | Samsung Electronics Co Ltd | Reconstruction of original images from modified images |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4816322A (en) * | 1981-11-02 | 1989-03-28 | Dennison Manufacturing Company | Anticounterfeit metallized labels |
US4751742A (en) * | 1985-05-07 | 1988-06-14 | Avelex | Priority coding of transform coefficients |
US4849810A (en) * | 1987-06-02 | 1989-07-18 | Picturetel Corporation | Hierarchial encoding method and apparatus for efficiently communicating image sequences |
JP2756301B2 (ja) * | 1989-04-10 | 1998-05-25 | キヤノン株式会社 | 画像編集方法及び装置 |
US4969204A (en) | 1989-11-29 | 1990-11-06 | Eastman Kodak Company | Hybrid residual-based hierarchical storage and display method for high resolution digital images in a multiuse environment |
US5050230A (en) * | 1989-11-29 | 1991-09-17 | Eastman Kodak Company | Hybrid residual-based hierarchical storage and display method for high resolution digital images in a multiuse environment |
US5020120A (en) * | 1989-12-22 | 1991-05-28 | Eastman Kodak Company | Methods for reducing quantization error in hierarchical decomposition and reconstruction schemes |
US5442458A (en) * | 1991-12-18 | 1995-08-15 | Eastman Kodak Company | Method and associated apparatus for encoding bitplanes for improved coding efficiency |
US5341429A (en) * | 1992-12-04 | 1994-08-23 | Testdrive Corporation | Transformation of ephemeral material |
JPH07212712A (ja) * | 1993-10-29 | 1995-08-11 | Eastman Kodak Co | 階層的な画像記憶及び取出しシステムにおいてディジタル透かし模様を付加及び除去する方法及び装置 |
US5412427A (en) * | 1993-10-29 | 1995-05-02 | Eastman Kodak Company | Electronic camera utilizing image compression feedback for improved color processing |
-
1994
- 1994-09-30 US US08/315,781 patent/US5568570A/en not_active Expired - Lifetime
-
1995
- 1995-09-25 EP EP95420266A patent/EP0705025B1/de not_active Expired - Lifetime
- 1995-09-25 DE DE69515952T patent/DE69515952T2/de not_active Expired - Fee Related
- 1995-09-29 JP JP7252906A patent/JPH08211857A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0705025B1 (de) | 2000-03-29 |
DE69515952D1 (de) | 2000-05-04 |
EP0705025A2 (de) | 1996-04-03 |
EP0705025A3 (de) | 1996-12-04 |
JPH08211857A (ja) | 1996-08-20 |
US5568570A (en) | 1996-10-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE69515952T2 (de) | Verfahren und Vorrichtung zur Verminderung von Quartisierungsstörungen in einem hierarchischen Bildspeicher- und Wiederauffindungssystem | |
DE69532600D1 (de) | Datenverarbeitungsgerät und Verfahren zur Verwendung in einem System mit entferntem Druckgerät | |
DE69500424T2 (de) | Verfahren und gerät zur sicheren objektveränderung in einem verteilten system | |
DE69617509D1 (de) | Vorrichtung und Verfahren zur Feststellung von Objekttypen in einem verteilten Objektsystem | |
DE69522595T2 (de) | Verfahren und Vorrichtung zur Stromverbrauchssteuerung in einem Rechnersystem | |
DE69130014T2 (de) | Vorrichtung and Verfahren zur Verarbeitung replizierter Daten in einem verteilten Datenverarbeitungssystem | |
DE69517712D1 (de) | Verfahren und Vorrichtung zur Reduzierung der Leistungsaufnahme in einem Rechnersystem | |
DE69604291D1 (de) | Vorrichtung und verfahren zur informationsverarbeitung mit einem mechanismus zur erzeugung und entfernung von speicherzugriffsaufforderungen | |
DE4497320T1 (de) | Verfahren und Vorrichtung zur parallelen Verarbeitung in einem Datenbanksystem | |
DE69625724D1 (de) | Verfahren und Vorrichtung zum Speichern und Wiederauffinden von Informationen über den Namenraum in einem verteilten Rechnersystem | |
DE69429793D1 (de) | Verfahren und Gerät zur sicheren Namensverwaltung in einem objektorientierten System | |
DE19782177T1 (de) | Verfahren und Einrichtung zur Durchführung von TLB-Shootdown-Operationen in einem Multiprozessorsystem | |
DE69421370T2 (de) | Verfahren und Vorrichtung zur Datenspeicherung | |
DE69412393D1 (de) | Vorrichtung und verfahren zur extraktion mit einem überkritischen fluidum | |
DE69423251D1 (de) | Verfahren und Vorrichtung zur Datensicherung | |
DE69232184T2 (de) | Verfahren und Vorrichtung zum sequentiellen Austausch von Multimediendaten in einem Datenverarbeitungssystem | |
DE69429711D1 (de) | Verfahren und Vorrichtung zur automatischen Speicherung eines Objekts in einer graphischen Benutzerschnittstelle in einem Datenverarbeitungssystem | |
DE69222743D1 (de) | Speichereinrichtung und Verfahren zur Verwendung in einer Datenverarbeitungsanordnung | |
DE69224800T2 (de) | Gerät und Verfahren zur Datenprüfung in einem Datenspeichersystem | |
DE69508116T2 (de) | Verfahren und vorrichtung zur automatischen ausrichtung von ereignisberichten in einem verwaltungssystem | |
DE69402217T2 (de) | Vorrichtung und Verfahren zur Wärmespeicherung | |
DE69326705D1 (de) | Verfahren und Anordnung zur Feststellung der Befehlsablauffolge in einem Datenverarbeitungssystem | |
DE69715772D1 (de) | Vorrichtung zur Verarbeitung von Medien mit dazwischenliegenden Endbearbeitungsschritten und einem getrennten Lagerort | |
DE69324719D1 (de) | Verfahren und Vorrichtung zum Suchen von Liniendaten in einem graphischen Datenbanksystem | |
DE69611864T2 (de) | Verfahren und Vorrichtung zur Schnellen Datenübertragung in einem Aufzeichnungs-und Wiedergabesystem |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |