SE9803979D0 - A method and a device for encryption of images - Google Patents

A method and a device for encryption of images

Info

Publication number
SE9803979D0
SE9803979D0 SE9803979A SE9803979A SE9803979D0 SE 9803979 D0 SE9803979 D0 SE 9803979D0 SE 9803979 A SE9803979 A SE 9803979A SE 9803979 A SE9803979 A SE 9803979A SE 9803979 D0 SE9803979 D0 SE 9803979D0
Authority
SE
Sweden
Prior art keywords
section
encrypted
images
decrypted
storing
Prior art date
Application number
SE9803979A
Other languages
English (en)
Other versions
SE513356C2 (sv
SE9803979L (sv
Inventor
Magnus Jaendel
Mathias Larsson
Original Assignee
Ericsson Telefon Ab L M
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20413358&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE9803979(D0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9803979A priority Critical patent/SE513356C2/sv
Publication of SE9803979D0 publication Critical patent/SE9803979D0/sv
Priority to AU19023/00A priority patent/AU1902300A/en
Priority to KR1020017006352A priority patent/KR100712328B1/ko
Priority to DE69938841T priority patent/DE69938841D1/de
Priority to EP99962617A priority patent/EP1142301B1/en
Priority to CNB998157511A priority patent/CN1166172C/zh
Priority to JP2000584680A priority patent/JP4659217B2/ja
Priority to PCT/SE1999/002106 priority patent/WO2000031964A1/en
Priority to CA002352212A priority patent/CA2352212A1/en
Priority to US09/443,813 priority patent/US6931534B1/en
Publication of SE9803979L publication Critical patent/SE9803979L/sv
Publication of SE513356C2 publication Critical patent/SE513356C2/sv

Links

Classifications

    • 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
    • H04N21/47—End-user applications
    • H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
    • H04N21/4728—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for selecting a Region Of Interest [ROI], e.g. for requesting a higher resolution version of a selected region
    • 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
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • 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
    • H04N1/327—Initiating, continuing or ending a single-mode communication; Handshaking therefor
    • H04N1/32765—Initiating a communication
    • H04N1/32771—Initiating a communication in response to a request, e.g. for a particular document
    • H04N1/32776—Initiating a communication in response to a request, e.g. for a particular document using an interactive, user-operated device, e.g. a computer terminal, mobile telephone
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Human Computer Interaction (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Facsimile Transmission Control (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
SE9803979A 1998-11-20 1998-11-20 Förfarande och anordning för kryptering av bilder SE513356C2 (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE9803979A SE513356C2 (sv) 1998-11-20 1998-11-20 Förfarande och anordning för kryptering av bilder
CA002352212A CA2352212A1 (en) 1998-11-20 1999-11-17 A method and a device for encryption of images
PCT/SE1999/002106 WO2000031964A1 (en) 1998-11-20 1999-11-17 A method and a device for encryption of images
DE69938841T DE69938841D1 (sv) 1998-11-20 1999-11-17
KR1020017006352A KR100712328B1 (ko) 1998-11-20 1999-11-17 영상의 암호화를 위한 방법 및 장치
AU19023/00A AU1902300A (en) 1998-11-20 1999-11-17 A method and a device for encryption of images
EP99962617A EP1142301B1 (en) 1998-11-20 1999-11-17 A method and a device for encryption of images
CNB998157511A CN1166172C (zh) 1998-11-20 1999-11-17 对于图像加密的方法和装置
JP2000584680A JP4659217B2 (ja) 1998-11-20 1999-11-17 画像暗号化方式とデバイス
US09/443,813 US6931534B1 (en) 1998-11-20 1999-11-19 Method and a device for encryption of images

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9803979A SE513356C2 (sv) 1998-11-20 1998-11-20 Förfarande och anordning för kryptering av bilder

Publications (3)

Publication Number Publication Date
SE9803979D0 true SE9803979D0 (sv) 1998-11-20
SE9803979L SE9803979L (sv) 2000-05-21
SE513356C2 SE513356C2 (sv) 2000-08-28

Family

ID=20413358

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9803979A SE513356C2 (sv) 1998-11-20 1998-11-20 Förfarande och anordning för kryptering av bilder

Country Status (10)

Country Link
US (1) US6931534B1 (sv)
EP (1) EP1142301B1 (sv)
JP (1) JP4659217B2 (sv)
KR (1) KR100712328B1 (sv)
CN (1) CN1166172C (sv)
AU (1) AU1902300A (sv)
CA (1) CA2352212A1 (sv)
DE (1) DE69938841D1 (sv)
SE (1) SE513356C2 (sv)
WO (1) WO2000031964A1 (sv)

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DE69938841D1 (sv) 2008-07-10
US6931534B1 (en) 2005-08-16
CA2352212A1 (en) 2000-06-02
WO2000031964A1 (en) 2000-06-02
CN1166172C (zh) 2004-09-08
EP1142301A1 (en) 2001-10-10
AU1902300A (en) 2000-06-13
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SE9803979L (sv) 2000-05-21
CN1333973A (zh) 2002-01-30

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