KR950006724A - 광 테이프(Digital Compact Tape)의 기록 및 재생장치 - Google Patents
광 테이프(Digital Compact Tape)의 기록 및 재생장치 Download PDFInfo
- Publication number
- KR950006724A KR950006724A KR1019930016472A KR930016472A KR950006724A KR 950006724 A KR950006724 A KR 950006724A KR 1019930016472 A KR1019930016472 A KR 1019930016472A KR 930016472 A KR930016472 A KR 930016472A KR 950006724 A KR950006724 A KR 950006724A
- Authority
- KR
- South Korea
- Prior art keywords
- optical tape
- drum
- recording
- reproducing apparatus
- laser beam
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 claims abstract description 23
- 230000002093 peripheral effect Effects 0.000 claims abstract 6
- 230000003667 anti-reflective effect Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
- G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
- G11B7/0031—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent using a rotating head, e.g. helicoidal recording
-
- 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
- G11B15/26—Driving record carriers by members acting directly or indirectly thereon
- G11B15/28—Driving record carriers by members acting directly or indirectly thereon through rollers driving by frictional contact with the record carrier, e.g. capstan; Multiple arrangements of capstans or drums coupled to means for controlling the speed of the drive; Multiple capstan systems alternately engageable with record carrier to provide reversal
- G11B15/29—Driving record carriers by members acting directly or indirectly thereon through rollers driving by frictional contact with the record carrier, e.g. capstan; Multiple arrangements of capstans or drums coupled to means for controlling the speed of the drive; Multiple capstan systems alternately engageable with record carrier to provide reversal through pinch-rollers or tape rolls
-
- 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
- G11B15/60—Guiding record carrier
- G11B15/61—Guiding record carrier on drum, e.g. drum containing rotating heads
-
- 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
- G11B15/60—Guiding record carrier
- G11B15/66—Threading; Loading; Automatic self-loading
- G11B15/665—Threading; Loading; Automatic self-loading by extracting loop of record carrier from container
- G11B15/6653—Threading; Loading; Automatic self-loading by extracting loop of record carrier from container to pull the record carrier against drum
- G11B15/6656—Threading; Loading; Automatic self-loading by extracting loop of record carrier from container to pull the record carrier against drum using two-sided extraction, i.e. "M-type"
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
- G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Head (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Abstract
Description
Claims (8)
- 광 테이프의 카세트가 안착되는 릴이 마련된 데크새시와, 이 데크새시에 안착된 광 테이프가 소정의 주행수단에 의해 주행되도록 안내하는 가이드 수단과, 이 가이드 수단에 의해 주행되는 광 테이프의 표면에 기록 및 재생을 행하는 픽업수단을 구비하는 광 테이프의 기록 및 재생장치에 있어서, 상기 가이드 수단이, 릴과 소정거리 이격된 데크새시의 일측에 설치되며, 외주면은 투명한 볼록 가이드 면을 갖는 드럼과; 그 외주면이 상기 드럼의 볼록 가이드 면과 동일 곡률의 오목 가이드면을 갖으며, 광 테이프를 개재한 채 드럼의 외주면과 접촉되어 회전하는 핀치롤러;를 구비하고, 상기 픽업수단이, 레이저 빔을 주사하는 광 발생수단과; 상기 드럼의 관통공 내면에 회전 가능하게 설치되며, 상기 광 발생수단으로부터 주사된 레이저 빔을 상기 핀치롤러와 드럼의 외주면에 접촉되어 주행되는 광 테이프를 향해 90도 각도로 분할주사하는 스캐닝장치와;를 구비하여 된 것을 특징으로 하는 광 테이프의 기록 및 재생장치.
- 제1항에 있어서, 상기 핀치롤러와 드럼의 외주면의 접촉각도가, 상기 스캐닝 장치의 회전중심을 기준으로 하여 90도 각도로 접촉되는 것을 특징으로 하는 광 테이프의 기록 및 재생장치.
- 제1항에 있어서, 상기 핀치롤러와 접촉되는 드럼의 일측 외주면과 대향되는 드럼의 타측 외주면에 이를 감싸도록 광 흡수장치를 마련하여 스캐닝 장치에 의해 주사되는 레이저 빔을 흡수하도록 된 것을 특징으로 하는 광 테이프의 기록 및 재생장치.
- 제1항에 있어서, 상기 드럼의 관통공 내주면에 무반사층을 코팅하여 스캐닝 장치에 의해 90도 각도로 주사되는 레이저 빔이 무반사되도록 한 것을 특징으로 하는 광 테이프의 기록 및 재생장치.
- 제1항에 있어서, 광 발생장치에 의해 주사된 레이저 빔을 90도 각도로 주사는 스캐닝 장치가, 소정의 구동수단에 의해 회전되며, 투명한 네면을 갖는 사각틀상의 몸체와, 이 몸체의 투명한 네면과 인접된 부위에 각각 내장설치되는 반사미러와, 이 반사미러에 각각 레이저 빔을 분할 반사하는 다수의 하프미러를 구비하여 구성된 것을 특징으로 하는 광 테이프의 기록 및 재생장치.
- 제1항에 있어서, 상기 픽업수단의 회전중심이 상기 드럼의 회전중심에 대해 소정각도 경사지게 설치된 것을 특징으로 하는 광 테이프의 기록 및 재생장치.
- 제1항에 있어서, 상기 광 테이프의 양측면에 소정폭으로 어드레스 코드와 플린지를 각각 마련하고, 이와 대응되는 데크새시의 일측에는 검출수단을 각각 마련하여 광 테이프에 기록된 정보의 위치 및 이송속도를 검출하도록 된 것을 특징으로 하는 광 테이프의 기록 및 재생장치.
- 제7항에 있어서, 상기 검출수단이, 2분할 소자인 것을 특징으로 하는 광 테이프의 기록 및 재생장치.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930016472A KR950014836B1 (ko) | 1993-08-24 | 1993-08-24 | 광 테이프(Digital Compact Tape)의 기록 및 재생장치 |
US08/294,451 US5513163A (en) | 1993-08-24 | 1994-08-23 | Optical tape recording/reproducing apparatus |
JP19955894A JP3226725B2 (ja) | 1993-08-24 | 1994-08-24 | 光テープ記録および再生装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019930016472A KR950014836B1 (ko) | 1993-08-24 | 1993-08-24 | 광 테이프(Digital Compact Tape)의 기록 및 재생장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR950006724A true KR950006724A (ko) | 1995-03-21 |
KR950014836B1 KR950014836B1 (ko) | 1995-12-15 |
Family
ID=19361846
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930016472A KR950014836B1 (ko) | 1993-08-24 | 1993-08-24 | 광 테이프(Digital Compact Tape)의 기록 및 재생장치 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5513163A (ko) |
JP (1) | JP3226725B2 (ko) |
KR (1) | KR950014836B1 (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08180432A (ja) * | 1994-12-27 | 1996-07-12 | Pioneer Electron Corp | 光学式ピックアップ装置 |
US6690639B2 (en) * | 2001-10-19 | 2004-02-10 | Eastman Kodak Company | Optical tape transport system using focus stabilizer |
US7969832B2 (en) * | 2006-02-02 | 2011-06-28 | Oracle America, Inc. | Optical tape drive systems |
US9009745B2 (en) * | 2012-11-15 | 2015-04-14 | Oracle International Corporation | Thin web optical media guiding method |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4321700A (en) * | 1974-10-21 | 1982-03-23 | Digital Recording Corporation | Optical track segment intercept apparatus |
-
1993
- 1993-08-24 KR KR1019930016472A patent/KR950014836B1/ko not_active IP Right Cessation
-
1994
- 1994-08-23 US US08/294,451 patent/US5513163A/en not_active Expired - Lifetime
- 1994-08-24 JP JP19955894A patent/JP3226725B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH07182746A (ja) | 1995-07-21 |
US5513163A (en) | 1996-04-30 |
KR950014836B1 (ko) | 1995-12-15 |
JP3226725B2 (ja) | 2001-11-05 |
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