AU2003243006A1 - Information processing method, information processing apparatus, program, and storage medium - Google Patents

Information processing method, information processing apparatus, program, and storage medium

Info

Publication number
AU2003243006A1
AU2003243006A1 AU2003243006A AU2003243006A AU2003243006A1 AU 2003243006 A1 AU2003243006 A1 AU 2003243006A1 AU 2003243006 A AU2003243006 A AU 2003243006A AU 2003243006 A AU2003243006 A AU 2003243006A AU 2003243006 A1 AU2003243006 A1 AU 2003243006A1
Authority
AU
Australia
Prior art keywords
information processing
program
storage medium
processing apparatus
processing method
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.)
Abandoned
Application number
AU2003243006A
Other languages
English (en)
Inventor
Junichi Hayashi
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of AU2003243006A1 publication Critical patent/AU2003243006A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0872—Generation of secret information including derivation or calculation of cryptographic keys or passwords using geo-location information, e.g. location data, time, relative position or proximity to other entities
    • 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
    • H04N1/44—Secrecy systems
    • H04N1/448—Rendering the image unintelligible, e.g. scrambling
    • H04N1/4486—Rendering the image unintelligible, e.g. scrambling using digital data encryption
    • 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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/63—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using sub-band based transform, e.g. wavelets
    • 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
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
    • H04N21/23476—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption by partially encrypting, e.g. encrypting the ending portion of a movie
    • 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
    • H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
    • H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
    • H04N21/26613—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel for generating or managing keys in general
    • 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]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/4405—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption
    • H04N21/44055—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving video stream decryption by partially decrypting, e.g. decrypting a video stream that has been partially encrypted

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Facsimile Transmission Control (AREA)
AU2003243006A 2002-06-28 2003-06-24 Information processing method, information processing apparatus, program, and storage medium Abandoned AU2003243006A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002191284A JP4181802B2 (ja) 2002-06-28 2002-06-28 情報処理装置、情報処理方法、プログラム、記憶媒体
JP2002-191284 2002-06-28
PCT/JP2003/007976 WO2004004198A1 (en) 2002-06-28 2003-06-24 Information processing method, information processing apparatus, program, and storage medium

Publications (1)

Publication Number Publication Date
AU2003243006A1 true AU2003243006A1 (en) 2004-01-19

Family

ID=29996916

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003243006A Abandoned AU2003243006A1 (en) 2002-06-28 2003-06-24 Information processing method, information processing apparatus, program, and storage medium

Country Status (6)

Country Link
US (1) US7447314B2 (enExample)
EP (1) EP1518348B1 (enExample)
JP (1) JP4181802B2 (enExample)
CN (1) CN100456668C (enExample)
AU (1) AU2003243006A1 (enExample)
WO (1) WO2004004198A1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004140668A (ja) 2002-10-18 2004-05-13 Canon Inc 情報処理方法
JP2004140667A (ja) 2002-10-18 2004-05-13 Canon Inc 情報処理方法
JP2004242287A (ja) 2003-01-14 2004-08-26 Canon Inc 情報処理方法及び装置、並びにコンピュータプログラム及びコンピュータ可読記憶媒体
US9264736B2 (en) * 2003-01-14 2016-02-16 Nippon Telegraph And Telephone Corporation Encoding method, decoding method, encoding device, and decoding device
JP4310285B2 (ja) * 2005-02-09 2009-08-05 キヤノン株式会社 情報処理方法及び装置、並びにコンピュータプログラム及びコンピュータ可読記憶媒体
KR20060107282A (ko) * 2005-04-07 2006-10-13 엘지전자 주식회사 데이터 재생방법, 데이터 기록재생 플레이어 및 데이터전송방법
JP5043421B2 (ja) 2005-12-28 2012-10-10 キヤノン株式会社 情報処理装置およびその方法
US20110075537A1 (en) * 2009-09-25 2011-03-31 General Electric Company Holographic disc with improved features and method for the same
US8363829B2 (en) * 2010-08-04 2013-01-29 Huang Lawrence P System for descrambling and methods for use therewith
IT1403450B1 (it) * 2011-01-19 2013-10-17 Sisvel S P A Flusso video costituito da frame video combinati, e procedimento e dispositivi per la sua generazione, trasmissione, ricezione e riproduzione
JP5921120B2 (ja) 2011-09-07 2016-05-24 キヤノン株式会社 情報処理装置、情報処理方法
EP2642744A1 (en) * 2012-03-19 2013-09-25 Nagravision S.A. Method and system for scrambling and descrambling a digital image
CN104637039B (zh) * 2013-11-07 2020-07-07 深圳市腾讯计算机系统有限公司 一种图片处理的方法及装置
CN108109110B (zh) * 2017-12-25 2023-03-28 努比亚技术有限公司 图片加密方法、移动终端和计算机可读存储介质
EP4113324A1 (en) * 2021-06-30 2023-01-04 PreciPoint GmbH Method for generating an image file archive, method for providing a microscopic image in an image file archive, method for restoring a partial image from an image file archive, and image file archive
KR20230023359A (ko) * 2021-08-10 2023-02-17 한화테크윈 주식회사 감시카메라 시스템

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2606074B2 (ja) * 1993-06-15 1997-04-30 日本電気株式会社 画像暗号化伝送方式
JPH0937010A (ja) 1995-07-21 1997-02-07 Canon Inc 画像出力装置及びその制御方法
US5796839A (en) * 1995-10-16 1998-08-18 Sony Corporation Encryption method, encryption apparatus, recording method, decoding method, decoding apparatus and recording medium
JPH09327010A (ja) * 1996-06-06 1997-12-16 Nippon Telegr & Teleph Corp <Ntt> ディジタル画像スクランブル制御装置
JPH1118070A (ja) * 1997-06-26 1999-01-22 Matsushita Electric Ind Co Ltd 画像圧縮装置および画像伸長装置および伝送装置
JPH1198487A (ja) * 1997-09-24 1999-04-09 Mitsubishi Electric Corp 画像符号化装置及び画像復号化装置
JPH11331618A (ja) * 1998-05-19 1999-11-30 Canon Inc 画像処理装置、画像データ配布装置、画像データ配布システム、画像データ配布方法、及び記憶媒体
SE513356C2 (sv) * 1998-11-20 2000-08-28 Ericsson Telefon Ab L M Förfarande och anordning för kryptering av bilder
DE60239718D1 (de) * 2001-02-09 2011-05-26 Canon Kk Informationsverarbeitungsgerät und seine Steuerverfahren, Computerprogramm, und Speichermedium
US6983049B2 (en) * 2001-05-04 2006-01-03 Hewlett-Packard Development Company, Lp. Storage devices for secure scalable data streaming
US6990202B2 (en) * 2001-10-04 2006-01-24 Hewlett-Packard Development Company, L.P. Packetizing devices for secure scalable data streaming
US7349539B2 (en) * 2001-05-04 2008-03-25 Hewlett-Packard Development Company, L.P. Encoding and encrypting devices for secure scalable data streaming
US7054335B2 (en) * 2001-05-04 2006-05-30 Hewlett-Packard Development Company, L.P. Method and system for midstream transcoding of secure scalable packets in response to downstream requirements
US7184548B2 (en) * 2001-05-04 2007-02-27 Hewlett-Packard Development Company, L.P. Encoding and decoding methods for secure scalable streaming and related systems
US7155010B2 (en) * 2001-05-04 2006-12-26 Hewlett-Packard Development Company, L.P. Signal format that facilitates easy scalability of encrypted streams
USPP14224P3 (en) * 2001-07-17 2003-10-14 Felix M. Jury Cordyline plant named ‘JURred’
US7006656B2 (en) * 2001-10-15 2006-02-28 The Research Foundation Of Suny Lossless embedding of data in digital objects
JP2003324418A (ja) * 2002-02-27 2003-11-14 Canon Inc 画像処理装置、データ処理装置及びデータ処理方法
JP2004140668A (ja) * 2002-10-18 2004-05-13 Canon Inc 情報処理方法
JP2004140667A (ja) * 2002-10-18 2004-05-13 Canon Inc 情報処理方法
JP2004297778A (ja) * 2003-03-07 2004-10-21 Canon Inc 画像データ暗号化方法及び装置、並びにコンピュータプログラム及びコンピュータ可読記憶媒体
JP4612787B2 (ja) * 2003-03-07 2011-01-12 キヤノン株式会社 画像データの暗号化装置の制御方法及び画像データ変換装置の制御方法、及び、それらの装置、並びにコンピュータプログラム及びコンピュータ可読記憶媒体

Also Published As

Publication number Publication date
CN1663173A (zh) 2005-08-31
JP4181802B2 (ja) 2008-11-19
EP1518348A1 (en) 2005-03-30
JP2004040248A (ja) 2004-02-05
US7447314B2 (en) 2008-11-04
US20050078820A1 (en) 2005-04-14
EP1518348B1 (en) 2013-06-05
CN100456668C (zh) 2009-01-28
EP1518348A4 (en) 2011-03-23
WO2004004198A1 (en) 2004-01-08

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase