JPH07230641A - 蓄積メディア及びその制御装置 - Google Patents

蓄積メディア及びその制御装置

Info

Publication number
JPH07230641A
JPH07230641A JP6020129A JP2012994A JPH07230641A JP H07230641 A JPH07230641 A JP H07230641A JP 6020129 A JP6020129 A JP 6020129A JP 2012994 A JP2012994 A JP 2012994A JP H07230641 A JPH07230641 A JP H07230641A
Authority
JP
Japan
Prior art keywords
signal
circuit
information
storage medium
recording
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.)
Pending
Application number
JP6020129A
Other languages
English (en)
Japanese (ja)
Inventor
Hitoaki Owashi
仁朗 尾鷲
Hideo Nishijima
英男 西島
Hiroaki Ono
裕明 小野
Takaharu Noguchi
敬治 野口
Hiroo Okamoto
宏夫 岡本
Nobutaka Amada
信孝 尼田
Kyoichi Hosokawa
恭一 細川
Takao Arai
孝雄 荒井
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP6020129A priority Critical patent/JPH07230641A/ja
Priority to KR1019950002875A priority patent/KR100369921B1/ko
Publication of JPH07230641A publication Critical patent/JPH07230641A/ja
Pending legal-status Critical Current

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]
    • H04N21/20—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
    • H04N21/254—Management at additional data server, e.g. shopping server, rights management server
    • H04N21/2543—Billing, e.g. for subscription services
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/05—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container
    • G11B15/093—Control of operating function, e.g. switching from recording to reproducing by sensing features present on or derived from record carrier or container by sensing driving condition of record carrier, e.g. travel, tape tension
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
    • G11B15/1808—Driving of both record carrier and head
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/10—Adaptations for transmission by electrical cable
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/90—Tape-like record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Security & Cryptography (AREA)
  • Databases & Information Systems (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
JP6020129A 1994-02-17 1994-02-17 蓄積メディア及びその制御装置 Pending JPH07230641A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP6020129A JPH07230641A (ja) 1994-02-17 1994-02-17 蓄積メディア及びその制御装置
KR1019950002875A KR100369921B1 (ko) 1994-02-17 1995-02-16 대화형통신시스템의가입자단말장치와그제어장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6020129A JPH07230641A (ja) 1994-02-17 1994-02-17 蓄積メディア及びその制御装置

Publications (1)

Publication Number Publication Date
JPH07230641A true JPH07230641A (ja) 1995-08-29

Family

ID=12018528

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6020129A Pending JPH07230641A (ja) 1994-02-17 1994-02-17 蓄積メディア及びその制御装置

Country Status (2)

Country Link
JP (1) JPH07230641A (ko)
KR (1) KR100369921B1 (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008065858A (ja) * 1996-05-15 2008-03-21 Intertrust Technologies Corp 閉鎖、接続された機器における記憶媒体電子権利管理用の暗号法の方法、機器およびシステム
JP2011118939A (ja) * 1996-05-15 2011-06-16 Intertrust Technologies Corp 閉鎖、接続された機器における記憶媒体電子権利管理用の暗号法の方法、機器およびシステム

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01220998A (ja) * 1988-02-29 1989-09-04 Kondeishiyonaru Akusesu Technol Kenkyusho:Kk 有料放送の視聴明細データの収集方法及び装置
JPH0226191A (ja) * 1988-07-15 1990-01-29 Yoshinobu Tsujimoto インテリジェント・テレビジョン装置
JPH04326692A (ja) * 1991-04-26 1992-11-16 Sharp Corp ディスクランブル装置
JPH05260468A (ja) * 1992-03-16 1993-10-08 Nippon Hoso Kyokai <Nhk> 有料テレビジョン放送用デコーダ
JPH05284162A (ja) * 1992-04-03 1993-10-29 N T T Data Tsushin Kk 選択的同報通信システム

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0215792A (ja) * 1988-07-01 1990-01-19 Matsushita Electric Ind Co Ltd Ｃａｔｖ伝送方法及びｃａｔｖ送受信装置
JPH02231887A (ja) * 1989-03-03 1990-09-13 Matsushita Electric Ind Co Ltd Ｃａｔｖ用端末装置
JP2605428B2 (ja) * 1989-11-06 1997-04-30 松下電器産業株式会社 Ｃａｔｖコンバータおよびｃａｔｖシステム
JP2912071B2 (ja) * 1992-01-07 1999-06-28 日本電気株式会社 Ｃａｔｖホームターミナル制御方法
KR950007876B1 (ko) * 1992-12-12 1995-07-20 엘지전자주식회사 디지탈 브이 씨 알의 영상 데이타 기록 회로
US5508732A (en) * 1993-03-22 1996-04-16 International Business Machines Corporation Data server, control server and gateway architecture system and method for broadcasting digital video on demand

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01220998A (ja) * 1988-02-29 1989-09-04 Kondeishiyonaru Akusesu Technol Kenkyusho:Kk 有料放送の視聴明細データの収集方法及び装置
JPH0226191A (ja) * 1988-07-15 1990-01-29 Yoshinobu Tsujimoto インテリジェント・テレビジョン装置
JPH04326692A (ja) * 1991-04-26 1992-11-16 Sharp Corp ディスクランブル装置
JPH05260468A (ja) * 1992-03-16 1993-10-08 Nippon Hoso Kyokai <Nhk> 有料テレビジョン放送用デコーダ
JPH05284162A (ja) * 1992-04-03 1993-10-29 N T T Data Tsushin Kk 選択的同報通信システム

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008065858A (ja) * 1996-05-15 2008-03-21 Intertrust Technologies Corp 閉鎖、接続された機器における記憶媒体電子権利管理用の暗号法の方法、機器およびシステム
JP2011118939A (ja) * 1996-05-15 2011-06-16 Intertrust Technologies Corp 閉鎖、接続された機器における記憶媒体電子権利管理用の暗号法の方法、機器およびシステム

Also Published As

Publication number Publication date
KR950035416A (ko) 1995-12-30
KR100369921B1 (ko) 2003-04-11

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