DE60134820D1 - Sichere Aufzeichnung und Wiedergabe von Mediaprogrammen unter Verwendung von gegenseitig abgestimmten Empfänger und Speichergerät - Google Patents

Sichere Aufzeichnung und Wiedergabe von Mediaprogrammen unter Verwendung von gegenseitig abgestimmten Empfänger und Speichergerät

Info

Publication number
DE60134820D1
DE60134820D1 DE60134820T DE60134820T DE60134820D1 DE 60134820 D1 DE60134820 D1 DE 60134820D1 DE 60134820 T DE60134820 T DE 60134820T DE 60134820 T DE60134820 T DE 60134820T DE 60134820 D1 DE60134820 D1 DE 60134820D1
Authority
DE
Germany
Prior art keywords
storage device
program material
encrypted
encryption key
playback
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 - Lifetime
Application number
DE60134820T
Other languages
English (en)
Inventor
Raynold M Kahn
Gregory J Gagnon
David D Ha
Peter M Klauss
Christopher P Curren
Thomas H James
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.)
DirecTV Group Inc
Original Assignee
Hughes Electronics Corp
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 Hughes Electronics Corp filed Critical Hughes Electronics Corp
Application granted granted Critical
Publication of DE60134820D1 publication Critical patent/DE60134820D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection
    • H04N2005/91357—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal
    • H04N2005/91364—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal the video signal being scrambled
DE60134820T 2000-07-21 2001-07-20 Sichere Aufzeichnung und Wiedergabe von Mediaprogrammen unter Verwendung von gegenseitig abgestimmten Empfänger und Speichergerät Expired - Lifetime DE60134820D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/620,833 US8140859B1 (en) 2000-07-21 2000-07-21 Secure storage and replay of media programs using a hard-paired receiver and storage device

Publications (1)

Publication Number Publication Date
DE60134820D1 true DE60134820D1 (de) 2008-08-28

Family

ID=24487588

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60134820T Expired - Lifetime DE60134820D1 (de) 2000-07-21 2001-07-20 Sichere Aufzeichnung und Wiedergabe von Mediaprogrammen unter Verwendung von gegenseitig abgestimmten Empfänger und Speichergerät

Country Status (6)

Country Link
US (3) US8140859B1 (de)
EP (1) EP1175096B8 (de)
JP (1) JP4246414B2 (de)
AT (1) ATE401740T1 (de)
DE (1) DE60134820D1 (de)
ES (1) ES2306683T3 (de)

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US8140859B1 (en) 2012-03-20
ES2306683T3 (es) 2008-11-16
US20120155837A1 (en) 2012-06-21
EP1175096B8 (de) 2008-10-22
EP1175096A3 (de) 2003-07-30
JP2002141899A (ja) 2002-05-17
JP4246414B2 (ja) 2009-04-02
ATE401740T1 (de) 2008-08-15
US20070118770A1 (en) 2007-05-24
EP1175096A2 (de) 2002-01-23
EP1175096B1 (de) 2008-07-16
US8782438B2 (en) 2014-07-15

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