JPS57140086A - Recording and reproducing circuit for vtr - Google Patents

Recording and reproducing circuit for vtr

Info

Publication number: JPS57140086A
Authority: JP; Japan
Prior art keywords: preamplifier; output; head; switching; reproducing circuit
Prior art date: 1981-02-23
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

JP56024293A

Other languages

English (en)

Other versions

JPS6363150B2 (ja

Inventor

Kuniaki Miura

Akira Shibata

Noboru Kojima

Keiichi Komatsu

Teizo Tamura

Makoto Konosu

Yasuharu Moriyama

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.)

1981-02-23

Filing date

1981-02-23

Publication date

1982-08-30

1981-02-23 Application filed by Hitachi Ltd filed Critical Hitachi Ltd

1981-02-23 Priority to JP56024293A priority Critical patent/JPS57140086A/ja

1982-02-17 Priority to US06/349,519 priority patent/US4466026A/en

1982-02-22 Priority to DE3206378A priority patent/DE3206378C2/de

1982-08-30 Publication of JPS57140086A publication Critical patent/JPS57140086A/ja

1988-12-06 Publication of JPS6363150B2 publication Critical patent/JPS6363150B2/ja

Status 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
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
- G11B15/14—Masking or switching periodically, e.g. of rotating heads
- 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
- H04N5/93—Regeneration of the television signal or of selected parts thereof

Landscapes

Engineering & Computer Science (AREA)
Multimedia (AREA)
Signal Processing (AREA)
Television Signal Processing For Recording (AREA)
Picture Signal Circuits (AREA)

JP56024293A 1981-02-23 1981-02-23 Recording and reproducing circuit for vtr Granted JPS57140086A (en)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
JP56024293A JPS57140086A (en)	1981-02-23	1981-02-23	Recording and reproducing circuit for vtr
US06/349,519 US4466026A (en)	1981-02-23	1982-02-17	Record/reproduce circuit for VTR
DE3206378A DE3206378C2 (de)	1981-02-23	1982-02-22	Aufzeichnungs/Wiedergabe-Schaltung für Videobandgeräte

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP56024293A JPS57140086A (en)	1981-02-23	1981-02-23	Recording and reproducing circuit for vtr

Publications (2)

Publication Number	Publication Date
JPS57140086A true JPS57140086A (en)	1982-08-30
JPS6363150B2 JPS6363150B2 (ja)	1988-12-06

Family

ID=12134116

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP56024293A Granted JPS57140086A (en)	1981-02-23	1981-02-23	Recording and reproducing circuit for vtr

Country Status (3)

Country	Link
US (1)	US4466026A (ja)
JP (1)	JPS57140086A (ja)
DE (1)	DE3206378C2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5991782A (ja) *	1982-11-18	1984-05-26	Victor Co Of Japan Ltd	磁気記録再生装置
JPS60102070A (ja) *	1983-11-09	1985-06-06	Hitachi Ltd	ヘツド出力切換回路
KR100639047B1 (ko) *	1998-05-11	2006-10-27	소니 가부시끼 가이샤	디지탈 비디오 카세트 레코더

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3421183A1 (de) *	1984-06-07	1985-12-12	Deutsche Thomson-Brandt Gmbh, 7730 Villingen-Schwenningen	Magnetbandgeraet
JPH07105081B2 (ja) *	1985-01-23	1995-11-13	株式会社日立製作所	光磁気ディスク装置及びその情報処理方法
JPS61292204A (ja) *	1985-06-19	1986-12-23	Sony Corp	記録再生装置
JP2635550B2 (ja) *	1986-03-31	1997-07-30	株式会社東芝	磁気記録再生装置
JPH01146105A (ja) *	1987-12-02	1989-06-08	Sharp Corp	磁気記録再生装置
US7445586B2 (en) *	2005-04-15	2008-11-04	John Gibson	Combination chair and leg extension apparatus for obesity prophylaxis

Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS52129221A (en) *	1976-04-22	1977-10-29	Sony Corp	Magnetic reproducing unit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3838451A (en) *	1973-06-15	1974-09-24	Matsushita Electric Ind Co Ltd	Magnetic tape reproducing system having secondary shorting of a rotary transformer for head switching
JPS53115131A (en) *	1977-03-17	1978-10-07	Matsushita Electric Ind Co Ltd	Magnetic picture recording/reproducing system
JPS56117485A (en) *	1980-02-20	1981-09-14	Sony Corp	Reproducer of video signal
JPS572177A (en) *	1980-06-04	1982-01-07	Sony Corp	Reproducing device of video signal
JPS5736677A (ja) *	1980-08-13	1982-02-27	Matsushita Electric Ind Co Ltd	Inkujetsutokirokusochi
JPS5739677A (en) *	1980-08-20	1982-03-04	Sony Corp	Reproducing device for video signal

1981
- 1981-02-23 JP JP56024293A patent/JPS57140086A/ja active Granted
1982
- 1982-02-17 US US06/349,519 patent/US4466026A/en not_active Expired - Fee Related
- 1982-02-22 DE DE3206378A patent/DE3206378C2/de not_active Expired

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS52129221A (en) *	1976-04-22	1977-10-29	Sony Corp	Magnetic reproducing unit

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5991782A (ja) *	1982-11-18	1984-05-26	Victor Co Of Japan Ltd	磁気記録再生装置
JPH0311597B2 (ja) *	1982-11-18	1991-02-18	Victor Company Of Japan
JPS60102070A (ja) *	1983-11-09	1985-06-06	Hitachi Ltd	ヘツド出力切換回路
JPH0519873B2 (ja) *	1983-11-09	1993-03-17	Hitachi Ltd
KR100639047B1 (ko) *	1998-05-11	2006-10-27	소니 가부시끼 가이샤	디지탈 비디오 카세트 레코더

Also Published As

Publication number	Publication date
US4466026A (en)	1984-08-14
DE3206378A1 (de)	1982-11-04
JPS6363150B2 (ja)	1988-12-06
DE3206378C2 (de)	1989-03-16

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