JPS52130315A - Pre-recorded recording media - Google Patents

Pre-recorded recording media

Info

Publication number
JPS52130315A
JPS52130315A JP4739376A JP4739376A JPS52130315A JP S52130315 A JPS52130315 A JP S52130315A JP 4739376 A JP4739376 A JP 4739376A JP 4739376 A JP4739376 A JP 4739376A JP S52130315 A JPS52130315 A JP S52130315A
Authority
JP
Japan
Prior art keywords
recording media
recorded recording
vtr
dubbing
disabling
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.)
Granted
Application number
JP4739376A
Other languages
Japanese (ja)
Other versions
JPS6113666B2 (en
Inventor
Kiyoshi Yamakawa
Minoru Morio
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
Priority to JP4739376A priority Critical patent/JPS52130315A/en
Publication of JPS52130315A publication Critical patent/JPS52130315A/en
Publication of JPS6113666B2 publication Critical patent/JPS6113666B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G11B15/1875—Driving of both record carrier and head adaptations for special effects or editing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)

Abstract

PURPOSE:To protect dubbing by disabling the servo system of the VTR on its recorded side during dubbing operation, by recording phase-modulated vertical sy synchronization signal, in the VTR tape system.
JP4739376A 1976-04-26 1976-04-26 Pre-recorded recording media Granted JPS52130315A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4739376A JPS52130315A (en) 1976-04-26 1976-04-26 Pre-recorded recording media

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4739376A JPS52130315A (en) 1976-04-26 1976-04-26 Pre-recorded recording media

Publications (2)

Publication Number Publication Date
JPS52130315A true JPS52130315A (en) 1977-11-01
JPS6113666B2 JPS6113666B2 (en) 1986-04-15

Family

ID=12773856

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4739376A Granted JPS52130315A (en) 1976-04-26 1976-04-26 Pre-recorded recording media

Country Status (1)

Country Link
JP (1) JPS52130315A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5975780A (en) * 1982-10-08 1984-04-28 ノーザン・テレコム・リミテッド Method and device for correcting video signal for inhibitingvideo signal
JPH07170482A (en) * 1993-12-14 1995-07-04 Nec Corp Device and method for generating tv signal for preventing vtr recording

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5975780A (en) * 1982-10-08 1984-04-28 ノーザン・テレコム・リミテッド Method and device for correcting video signal for inhibitingvideo signal
JPH0470825B2 (en) * 1982-10-08 1992-11-12 Northern Telecom Ltd
JPH07170482A (en) * 1993-12-14 1995-07-04 Nec Corp Device and method for generating tv signal for preventing vtr recording

Also Published As

Publication number Publication date
JPS6113666B2 (en) 1986-04-15

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