DE69318366T2 - Verschlüsselungssystem zur Verhinderung illegaler Benutzung - Google Patents

Verschlüsselungssystem zur Verhinderung illegaler Benutzung

Info

Publication number
DE69318366T2
DE69318366T2 DE69318366T DE69318366T DE69318366T2 DE 69318366 T2 DE69318366 T2 DE 69318366T2 DE 69318366 T DE69318366 T DE 69318366T DE 69318366 T DE69318366 T DE 69318366T DE 69318366 T2 DE69318366 T2 DE 69318366T2
Authority
DE
Germany
Prior art keywords
encryption system
illegal use
prevent illegal
prevent
encryption
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
Application number
DE69318366T
Other languages
English (en)
Other versions
DE69318366D1 (de
Inventor
Kiichi Ihara
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of DE69318366D1 publication Critical patent/DE69318366D1/de
Application granted granted Critical
Publication of DE69318366T2 publication Critical patent/DE69318366T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
DE69318366T 1992-10-09 1993-10-08 Verschlüsselungssystem zur Verhinderung illegaler Benutzung Expired - Fee Related DE69318366T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4271810A JPH06121313A (ja) 1992-10-09 1992-10-09 スクランブルシステム

Publications (2)

Publication Number Publication Date
DE69318366D1 DE69318366D1 (de) 1998-06-10
DE69318366T2 true DE69318366T2 (de) 1998-10-01

Family

ID=17505171

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69318366T Expired - Fee Related DE69318366T2 (de) 1992-10-09 1993-10-08 Verschlüsselungssystem zur Verhinderung illegaler Benutzung

Country Status (5)

Country Link
US (1) US5579391A (de)
EP (1) EP0592233B1 (de)
JP (1) JPH06121313A (de)
KR (1) KR100263294B1 (de)
DE (1) DE69318366T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3329063B2 (ja) * 1994-03-29 2002-09-30 ソニー株式会社 再生装置
JP3139910B2 (ja) * 1994-03-31 2001-03-05 株式会社日立製作所 情報受信・記録再生装置及び情報受信装置
US5734968A (en) * 1996-03-22 1998-03-31 Lay; Dean Safe radio control system
JP3109575B2 (ja) 1996-09-30 2000-11-20 日本電気株式会社 画像データ処理装置
US6976265B1 (en) * 1998-10-08 2005-12-13 Ati International Srl Method and apparatus for controlling display of content signals
US6636607B1 (en) * 1998-10-08 2003-10-21 Ati International Srl Method and apparatus for controlling display of content signals
US6647149B2 (en) 2001-01-03 2003-11-11 Electronics For Imaging, Inc. Methods and apparatus for securely transmitting and processing digital image data
JP2002218434A (ja) * 2001-01-19 2002-08-02 Toshiba Corp 番組再販装置及び番組再販方法
JP3903721B2 (ja) 2001-03-12 2007-04-11 ソニー株式会社 情報送信装置および方法、情報受信装置および方法、情報送受信システムおよび方法、記録媒体およびプログラム
JP2003018565A (ja) * 2001-06-28 2003-01-17 Pioneer Electronic Corp 映像信号伝送装置
KR100586669B1 (ko) * 2003-08-27 2006-06-08 닛뽕빅터 가부시키가이샤 전송 시스템
KR100609964B1 (ko) 2005-02-21 2006-08-08 엘지전자 주식회사 이동통신 단말기의 데이터 전송시 보안 장치 및 방법.
KR100716295B1 (ko) * 2005-09-15 2007-05-09 삼성전자주식회사 영상처리장치 및 영상처리방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57501899A (de) * 1980-09-26 1982-10-21
JPS6256094A (ja) * 1985-09-03 1987-03-11 Video Res:Kk ビデオ・テ−プ・レコ−ダの録画・再生デ−タ検出方式
EP0267039A3 (de) * 1986-11-05 1990-04-04 Satellite Technology Services, Inc. Videosystem und Verfahren für das Überwachte Aufnehmen von Videosignalen
US4914694A (en) * 1988-04-11 1990-04-03 Eidak Corporation Modifying a television signal to inhibit recording/reproduction
GB8809514D0 (en) * 1988-04-22 1988-05-25 British Broadcasting Corp Remote control system for downloading
US4919536A (en) * 1988-06-06 1990-04-24 Northrop Corporation System for measuring velocity field of fluid flow utilizing a laser-doppler spectral image converter
US5204900A (en) * 1991-03-04 1993-04-20 Pires H George Coding system for descrambling video
US5333044A (en) * 1992-11-24 1994-07-26 The United States Of America As Represented By The Department Of Energy Fluorescent image tracking velocimeter

Also Published As

Publication number Publication date
DE69318366D1 (de) 1998-06-10
KR940010811A (ko) 1994-05-26
US5579391A (en) 1996-11-26
JPH06121313A (ja) 1994-04-28
KR100263294B1 (ko) 2000-08-01
EP0592233B1 (de) 1998-05-06
EP0592233A1 (de) 1994-04-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee