DE69209702D1 - Digitalsignalaufzeichnungsgerät für einen analogen/digitalen Eingang - Google Patents

Digitalsignalaufzeichnungsgerät für einen analogen/digitalen Eingang

Info

Publication number
DE69209702D1
DE69209702D1 DE69209702T DE69209702T DE69209702D1 DE 69209702 D1 DE69209702 D1 DE 69209702D1 DE 69209702 T DE69209702 T DE 69209702T DE 69209702 T DE69209702 T DE 69209702T DE 69209702 D1 DE69209702 D1 DE 69209702D1
Authority
DE
Germany
Prior art keywords
analog
digital
signal recorder
digital signal
input
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
DE69209702T
Other languages
English (en)
Other versions
DE69209702T2 (de
Inventor
Yasuaki Sekii
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
Priority claimed from JP3058152A external-priority patent/JPH04274054A/ja
Priority claimed from JP3058154A external-priority patent/JP2991306B2/ja
Application filed by Sony Corp filed Critical Sony Corp
Publication of DE69209702D1 publication Critical patent/DE69209702D1/de
Application granted granted Critical
Publication of DE69209702T2 publication Critical patent/DE69209702T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G11B20/00731—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction
    • G11B20/00746—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number
    • G11B20/00753—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of copies that can be made, e.g. CGMS, SCMS, or CCI flags
    • G11B20/00768—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a digital rights management system for enforcing a usage restriction wherein the usage restriction can be expressed as a specific number wherein the usage restriction limits the number of copies that can be made, e.g. CGMS, SCMS, or CCI flags wherein copy control information is used, e.g. for indicating whether a content may be copied freely, no more, once, or never, by setting CGMS, SCMS, or CCI flags
    • 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
    • G11B15/087—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 recorded signals
    • 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
    • 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
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
    • G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
    • G11B27/032—Electronic editing of digitised analogue information signals, e.g. audio or video signals on tapes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
    • G11B27/3063—Subcodes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/86—Re-recording, i.e. transcribing information from one magnetisable record carrier on to one or more similar or dissimilar record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers
    • G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
    • G11B2220/2537—Optical discs
    • G11B2220/2545—CDs
    • 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
    • G11B2220/91—Helical scan format, wherein tracks are slightly tilted with respect to tape direction, e.g. VHS, DAT, DVC, AIT or exabyte
    • G11B2220/913—Digital audio tape [DAT] format

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE69209702T 1991-02-28 1992-02-27 Digitalsignalaufzeichnungsgerät für einen analogen/digitalen Eingang Expired - Fee Related DE69209702T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3058152A JPH04274054A (ja) 1991-02-28 1991-02-28 記録装置
JP3058154A JP2991306B2 (ja) 1991-02-28 1991-02-28 記録装置

Publications (2)

Publication Number Publication Date
DE69209702D1 true DE69209702D1 (de) 1996-05-15
DE69209702T2 DE69209702T2 (de) 1996-09-19

Family

ID=26399223

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69209702T Expired - Fee Related DE69209702T2 (de) 1991-02-28 1992-02-27 Digitalsignalaufzeichnungsgerät für einen analogen/digitalen Eingang

Country Status (3)

Country Link
US (1) US5295023A (de)
EP (1) EP0501792B1 (de)
DE (1) DE69209702T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5506733A (en) * 1993-01-05 1996-04-09 Goldstar Co., Ltd. Apparatus for recording and reproducing digital and analog video signals using two analog record/reproduce heads and two digital record/reproduce heads, respectively
JP3141308B2 (ja) * 1993-02-24 2001-03-05 ソニー株式会社 デジタル記録再生装置
US5315448A (en) * 1993-03-18 1994-05-24 Macrovision Corporation Copy protection for hybrid digital video tape recording and unprotected source material
JP3768647B2 (ja) * 1997-07-29 2006-04-19 キヤノン株式会社 音声信号処理装置
DE19743002A1 (de) * 1997-09-29 1999-04-08 Siemens Ag Umschaltvorrichtung für analoge und digitale Signale
JP2002074829A (ja) * 2000-08-31 2002-03-15 Matsushita Electric Ind Co Ltd 記録再生装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63253568A (ja) * 1987-04-09 1988-10-20 Victor Co Of Japan Ltd デジタル信号記録再生装置
DE3850530T2 (de) * 1987-06-30 1994-10-27 Toshiba Kawasaki Kk System und Verfahren zur Aufnahme/Wiedergabe mit Aufnahmebeschränkungsfunktion.
US5057947A (en) * 1988-02-10 1991-10-15 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus with limited digital copying
DE3806414C2 (de) * 1988-02-29 1996-05-23 Thomson Brandt Gmbh Verfahren für einen Kopierschutz bei Recordern
JPH0775106B2 (ja) * 1988-11-16 1995-08-09 アイワ株式会社 ディジタルオーディオテープレコーダ
KR940008688B1 (ko) * 1989-09-08 1994-09-24 마쯔시다덴기산교 가부시기가이샤 정보기록장치
US5130864A (en) * 1989-10-11 1992-07-14 Matsushita Electric Industrial Co., Ltd. Digital recording and reproducing apparatus or digital recording apparatus

Also Published As

Publication number Publication date
EP0501792A3 (en) 1993-01-20
EP0501792B1 (de) 1996-04-10
EP0501792A2 (de) 1992-09-02
DE69209702T2 (de) 1996-09-19
US5295023A (en) 1994-03-15

Similar Documents

Publication Publication Date Title
DE69418112D1 (de) Verschlüsselungsgerät für digitale Videosignale
DE69428671D1 (de) Aufzeichnungs-/wiedergabevorrichtung für bildsignale
DE69323992D1 (de) Digitale Signalverarbeitungsvorrichtung
DE69126396D1 (de) Aufzeichnungs- und Wiedergabegerät für Videosignale
DE69423038D1 (de) Aufzeichnungsgerät für digitale Signale
DE69224940D1 (de) Videosignalaufzeichnungsgerät
NL189685C (nl) Signaal omhullende weergeefinrichting van een digitale oscilloscoop.
DE69513059D1 (de) Aufzeichnungsapparat für digitale Videosignale
DE69030460D1 (de) Wiedergabegerät für ein digitales Signal
DE68926230D1 (de) Rauschmessung für Videosignale
DE69310572D1 (de) Digitaler Demodulator für TT/4-QPSK-Signale
DE69329401D1 (de) Digitalsignalumwandlungsgerät
DE69209702D1 (de) Digitalsignalaufzeichnungsgerät für einen analogen/digitalen Eingang
DE68920023D1 (de) Aufzeichnungs- und Wiedergabegerät für digitale Signale.
DE69324995D1 (de) Aufzeichnungsgerät für digitale Videosignale
DE69423540D1 (de) Gerät zur Aufzeichnung von digitalen Signalen
DE69123433D1 (de) Aufzeichnungsgerät für Videosignale
DE69614762D1 (de) Digitalsignalaufzeichnungsgerät
DE69123545D1 (de) Aufzeichhnungsgerät für digitale Tonsignale
DE69120739D1 (de) Digitales Videosignalwiedergabegerät
DE69126267D1 (de) Aufzeichnungsgerät für Digitaldaten
DE69030055D1 (de) Steuersignal für einen digitalen Videomischer
DE69226720D1 (de) Digitales Aufzeichnungsgerät
DE69429749D1 (de) Digitalsignalaufzeichnung/-wiedergabe
DE69412179D1 (de) Plattenspieler für digitale Tonsignale

Legal Events

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