KR900016989A - 자기 재생장치 - Google Patents
자기 재생장치 Download PDFInfo
- Publication number
- KR900016989A KR900016989A KR1019900003432A KR900003432A KR900016989A KR 900016989 A KR900016989 A KR 900016989A KR 1019900003432 A KR1019900003432 A KR 1019900003432A KR 900003432 A KR900003432 A KR 900003432A KR 900016989 A KR900016989 A KR 900016989A
- Authority
- KR
- South Korea
- Prior art keywords
- phase relationship
- detecting
- detecting means
- regeneration device
- magnetic
- Prior art date
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
- G11B15/46—Controlling, regulating, or indicating speed
-
- 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
- G11B15/46—Controlling, regulating, or indicating speed
- G11B15/467—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven
- G11B15/4671—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling simultaneously the speed of the tape and the speed of the rotating head
- G11B15/4672—Controlling, regulating, or indicating speed in arrangements for recording or reproducing wherein both record carriers and heads are driven by controlling simultaneously the speed of the tape and the speed of the rotating head with provision for information tracking
Landscapes
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본원 발명의 일실시예에 의한 비디오 테이프 레코더를 도시한 블록도.
제2도는 그 동작의 설명을 위한 신호파형도.
제3도는 주제어회로의 처리순서를 도시한 플로챠트.
Claims (1)
- 자기 테이프의 콘트롤트랙에 기록된 콘트롤신호가 회전드럼의 회전에 대해소정의 위상관계로 유지되도록 캡스턴모터를 제어하도록 이루어 자기재생장치에 있어서, 상기 위상관계를 순차로 변화시켜서 재생신호의 신호레벨을 검출하는 신호레벨검출수단과, 상기 신호레벨검출수단의 검출결과에 대해서 중심(中心)을 검출하고, 상기 중심의 위상관계를 검출하는 위상관계검출수단과, 상기 중심의 위상관계에 따라 상기 캡스턴모터를 제어하는 제어수단을 구비하는 것을 특징으로 하는 자기재생장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1096898A JP2626043B2 (ja) | 1989-04-17 | 1989-04-17 | 磁気再生装置 |
JP89-96898 | 1989-04-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR900016989A true KR900016989A (ko) | 1990-11-15 |
KR100255874B1 KR100255874B1 (ko) | 2000-05-01 |
Family
ID=14177194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019900003432A KR100255874B1 (ko) | 1989-04-17 | 1990-03-15 | 정보신호 재생장치 |
Country Status (7)
Country | Link |
---|---|
US (1) | US5177647A (ko) |
EP (1) | EP0393995B1 (ko) |
JP (1) | JP2626043B2 (ko) |
KR (1) | KR100255874B1 (ko) |
AU (1) | AU633556B2 (ko) |
CA (1) | CA2014497C (ko) |
DE (1) | DE69020040T2 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03157850A (ja) * | 1989-11-15 | 1991-07-05 | Sony Corp | 集積回路装置 |
KR920004224B1 (ko) * | 1989-12-31 | 1992-05-30 | 삼성전자 주식회사 | A/c헤드의 x거리 무조정방식의 자기기록 재생장치 |
DE4135254A1 (de) * | 1991-10-25 | 1993-04-29 | Thomson Brandt Gmbh | Verfahren zur spurfolgesteuerung in einem videorecorder |
US5933567A (en) * | 1993-01-13 | 1999-08-03 | Hitachi America, Ltd. | Method and apparatus for controlling the position of the heads of a digital video tape recorder during trick play operation and for recording digital data on a tape |
US5546247A (en) * | 1993-01-27 | 1996-08-13 | Matsushita Electric Industrial Co. Ltd. | Tracking control apparatus |
DE19517509C2 (de) * | 1994-05-13 | 1997-05-15 | Hitachi Ltd | Schrägspur-Wiedergabegerät mit Spureinstellsteuerung zur schnellen Wiedergabe digitaler Informationssignale von Magnetbändern |
US6144518A (en) * | 1997-04-30 | 2000-11-07 | Exabyte Corporation | Preparation and usage of dual-scan master calibration tape for magnetic tape drive |
EP0978836A1 (en) * | 1998-08-07 | 2000-02-09 | Hewlett-Packard Company | Intelligent tracking offset system for tape cartridge data storage |
EP0978837A1 (en) * | 1998-08-07 | 2000-02-09 | Hewlett-Packard Company | Intelligent tracking offset system for tape cartridge data storage |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3663763A (en) * | 1970-04-06 | 1972-05-16 | Ampex | Automatic tracking method and apparatus for rotary scan tape transport |
JPS56101621A (en) * | 1980-01-17 | 1981-08-14 | Victor Co Of Japan Ltd | Tracking system of magnetic reproducing device |
US4745496A (en) * | 1982-09-15 | 1988-05-17 | Ampex Corporation | Apparatus and method for adjusting the tracking position of a magnetic head along a magnetic track |
US4689706A (en) * | 1982-09-15 | 1987-08-25 | Ampex Corporation | Apparatus and method for adjusting the respective positions of a magnetic head and video information along a magnetic track |
EP0305722A1 (en) * | 1982-09-17 | 1989-03-08 | Ampex Corporation | An improved automatic head position tracking servo for a rotary head magnetic tape recording and reproducing apparatus |
JPS6126955A (ja) * | 1984-07-17 | 1986-02-06 | Hitachi Ltd | 磁気記録再生装置のオ−トトラツキング装置 |
US4647990A (en) * | 1984-11-02 | 1987-03-03 | Victor Company Of Japan, Ltd. | Tracking control system |
EP0302696B1 (en) * | 1987-08-04 | 1994-06-08 | Mitsubishi Denki Kabushiki Kaisha | Tracking control for magnetic recording and/or reproducing apparatus |
-
1989
- 1989-04-17 JP JP1096898A patent/JP2626043B2/ja not_active Expired - Lifetime
-
1990
- 1990-03-15 KR KR1019900003432A patent/KR100255874B1/ko not_active IP Right Cessation
- 1990-04-12 CA CA002014497A patent/CA2014497C/en not_active Expired - Lifetime
- 1990-04-16 US US07/509,351 patent/US5177647A/en not_active Expired - Lifetime
- 1990-04-17 EP EP90304118A patent/EP0393995B1/en not_active Expired - Lifetime
- 1990-04-17 DE DE69020040T patent/DE69020040T2/de not_active Expired - Lifetime
- 1990-04-17 AU AU53618/90A patent/AU633556B2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US5177647A (en) | 1993-01-05 |
EP0393995A3 (en) | 1991-12-18 |
AU5361890A (en) | 1990-10-18 |
CA2014497C (en) | 1999-12-14 |
DE69020040T2 (de) | 1995-10-26 |
KR100255874B1 (ko) | 2000-05-01 |
DE69020040D1 (de) | 1995-07-20 |
JP2626043B2 (ja) | 1997-07-02 |
CA2014497A1 (en) | 1990-10-17 |
AU633556B2 (en) | 1993-02-04 |
JPH02276051A (ja) | 1990-11-09 |
EP0393995A2 (en) | 1990-10-24 |
EP0393995B1 (en) | 1995-06-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR840000924A (ko) | 자기 재생 장치 | |
KR840002136A (ko) | 기록 원반 재생장치(記錄 圓盤 再生裝置) | |
KR900016989A (ko) | 자기 재생장치 | |
KR890012307A (ko) | 자기기록 및 플레이 백 장치 | |
KR840001745A (ko) | 헤드 서보 회로 | |
KR840006718A (ko) | 자기 재생장치의 서보회로 | |
KR890015248A (ko) | 트래킹 제어장치 | |
KR850005930A (ko) | 자기기록 재생장치의 연속 촬영 장치 | |
KR870003491A (ko) | 동기기록회로 | |
KR840002557A (ko) | 디스크 플레이어 | |
KR910006959A (ko) | 디지탈 정보 신호 재생 장치 | |
KR940007841A (ko) | 신호재생장치 | |
KR870001541A (ko) | 인덱스신호 검출장치 | |
KR870011609A (ko) | 정보기록 재생장치 | |
KR870005368A (ko) | 기록시의 테이프속도 판별방법 및 장치 | |
KR860003584A (ko) | 자기 기록/재생장치의 자동 트래킹 장치 | |
KR880000922A (ko) | 비디오 신호 슬로우 재생장치 | |
KR910018971A (ko) | 디지틀화상 신호 기록재생장치 및 방법 | |
KR910008687A (ko) | 릴 모터의 브레이크 제어방법 | |
JPS63167479A (ja) | 磁気記録再生装置 | |
KR900019496A (ko) | 영상신호 처리장치 | |
KR930014516A (ko) | 기록 재생 장치 | |
JP2705264B2 (ja) | 情報記録ディスク再生装置 | |
KR940016060A (ko) | 테이프 레코더의 연결기록 제어방법 및 장치 | |
KR910013230A (ko) | 기록시작위치탐색장치 및 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E601 | Decision to refuse application | ||
J201 | Request for trial against refusal decision | ||
J301 | Trial decision |
Free format text: TRIAL DECISION FOR APPEAL AGAINST DECISION TO DECLINE REFUSAL REQUESTED 19981125 Effective date: 19990730 |
|
S901 | Examination by remand of revocation | ||
E902 | Notification of reason for refusal | ||
GRNO | Decision to grant (after opposition) | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130208 Year of fee payment: 14 |
|
FPAY | Annual fee payment |
Payment date: 20140207 Year of fee payment: 15 |
|
EXPY | Expiration of term |