KR100506848B1 - 타임랩스영상녹화재생기의역방향재생방법 - Google Patents
타임랩스영상녹화재생기의역방향재생방법 Download PDFInfo
- Publication number
- KR100506848B1 KR100506848B1 KR1019980007177A KR19980007177A KR100506848B1 KR 100506848 B1 KR100506848 B1 KR 100506848B1 KR 1019980007177 A KR1019980007177 A KR 1019980007177A KR 19980007177 A KR19980007177 A KR 19980007177A KR 100506848 B1 KR100506848 B1 KR 100506848B1
- Authority
- KR
- South Korea
- Prior art keywords
- reverse
- recording
- video
- recording tape
- reproducing
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
Classifications
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- 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
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- 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
- G11B27/005—Reproducing at a different information rate from the information rate of recording
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/78—Television signal recording using magnetic recording
- H04N5/782—Television signal recording using magnetic recording on tape
- H04N5/783—Adaptations for reproducing at a rate different from the recording rate
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Television Signal Processing For Recording (AREA)
Abstract
Description
Claims (6)
- 역방향 재생명령 입력시, 기록매체의 현 위치를 파악하는 제 1단계;상기 파악된 기록매체상의 현 위치로부터 소정 거리만큼 역방향으로 이동된 위치에서부터 정방향으로 상기 기록매체를 재생하면서, 외부 저장수단에 디지털 신호로 순차 저장하는 제 2단계; 및상기 저장된 디지털 신호를 저장순서의 역순으로 독출 재생하는 제 3단계를 포함하여 이루어지는 영상녹화재생기의 역방향 재생방법.
- 저 1항에 있어서,상기 제 1단계의 현 위치는, 기록매체에 기록된 영상신호의 특정 구간에 기록된 각 단위 영상별 고유식별번호에 근거하여 파악되는 것을 특징으로 하는 영상 녹화재생기의 역방향 재생방법.
- 제 1항에 있어서,상기 제 2단계의 소정 거리는, 상기 외부 저장수단의 저장용량에 근거하여 설정되는 것을 특징으로 하는 영상녹화재생기의 역방향 재생방법.
- 제 1항에 있어서,상기 제 2단계는,상기 소정거리 이상 더 역방향 이동한 후 정지하는 하위 제 1단계; 및상기 정지위치부터 다시 정방향 재생하면서, 상기 소정거리에 해당하는 지점을 탐색 확인하는 하위 제 2단계를 포함하여 이루어지는 것을 특징으로 하는 영상 녹화재생기의 역방향 재생방법.
- 제 4항에 있어서,상기 하위 제 1단계의 역방향 이동량은, 기록매체 상에 기록된 콘트롤 신호의 검출량에 근거하는 것을 특징으로 하는 영상녹화재생기의 역방향 재생방법.
- 제 1항에 있어서,상기 제 3단계는,상기 디지털 저장된 영상신호를 저장순서의 역순으로 독출 재생하는 하위 제 1단계;상기 독출 재생 도중, 저장된 영상신호의 독출 후 잔량을 검출 확인하는 하위 제 2단계; 및상기 검출 확인된 잔량이 소정 값 이내일 경우, 소정 거리만큼 자기매체를 다시 역방향 이동시켜, 상기 2단계부터 반복하는 하위 제 3단계를 포함하여 이루어지는 것을 특징으로 하는 영상녹화재생기의 역방향 재생방법.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980007177A KR100506848B1 (ko) | 1998-03-04 | 1998-03-04 | 타임랩스영상녹화재생기의역방향재생방법 |
US09/210,776 US6516133B1 (en) | 1998-03-04 | 1998-12-14 | Method for backward reproduction in a time-lapse video recorder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980007177A KR100506848B1 (ko) | 1998-03-04 | 1998-03-04 | 타임랩스영상녹화재생기의역방향재생방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990073924A KR19990073924A (ko) | 1999-10-05 |
KR100506848B1 true KR100506848B1 (ko) | 2005-10-05 |
Family
ID=19534240
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980007177A Expired - Fee Related KR100506848B1 (ko) | 1998-03-04 | 1998-03-04 | 타임랩스영상녹화재생기의역방향재생방법 |
Country Status (2)
Country | Link |
---|---|
US (1) | US6516133B1 (ko) |
KR (1) | KR100506848B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100431896B1 (ko) * | 1998-11-25 | 2004-09-18 | 주식회사 대우일렉트로닉스 | 격행주사모드주문형비디오의특수재생서비스방법 |
KR100431897B1 (ko) * | 1998-11-25 | 2004-09-18 | 주식회사 대우일렉트로닉스 | 격행주사모드주문형비디오의특수재생서비스방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60212080A (ja) * | 1984-04-05 | 1985-10-24 | Matsushita Electric Ind Co Ltd | タイムラプスビデオテ−プレコ−ダ |
US4819097A (en) * | 1987-05-13 | 1989-04-04 | Hitachi, Ltd. | Audio signal recording/reproducing system for use in time-lapse video tape recorder |
JPH0385974A (ja) * | 1989-08-30 | 1991-04-11 | Fujitsu Ltd | 動画像記録制御方式 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0690826B2 (ja) * | 1985-04-05 | 1994-11-14 | ソニー株式会社 | 信号再生装置 |
US5140435A (en) * | 1988-10-24 | 1992-08-18 | Victor Company Of Japan, Ltd. | Video signal frame search apparatus for selection of a desired frame |
JPH03203062A (ja) * | 1989-12-28 | 1991-09-04 | Sony Corp | トラッキング制御装置 |
US5481413A (en) * | 1992-10-27 | 1996-01-02 | Sony Corporation | Magnetic recording and reproducing apparatus for a helical-scan system adapted for reproduction of data in a reverse sequential order from recording of data |
KR0145045B1 (ko) * | 1994-03-31 | 1998-07-15 | 김광호 | 타임 랩스 비디오 카세트 레코더 |
US5757572A (en) * | 1994-11-22 | 1998-05-26 | Sony Corporation | Searching a helical autoreverse magnetic tape for a desired program information from both sides of the tape |
US5809200A (en) * | 1995-08-07 | 1998-09-15 | Victor Company Of Japan, Ltd. | Video signal recording apparatus |
JP3090045B2 (ja) * | 1996-06-17 | 2000-09-18 | 日本ビクター株式会社 | タイムコード記録方法 |
JPH10276365A (ja) * | 1997-03-31 | 1998-10-13 | Hitachi Ltd | 映像データ圧縮装置、映像記録再生装置および映像データの圧縮符号化方法 |
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1998
- 1998-03-04 KR KR1019980007177A patent/KR100506848B1/ko not_active Expired - Fee Related
- 1998-12-14 US US09/210,776 patent/US6516133B1/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60212080A (ja) * | 1984-04-05 | 1985-10-24 | Matsushita Electric Ind Co Ltd | タイムラプスビデオテ−プレコ−ダ |
US4819097A (en) * | 1987-05-13 | 1989-04-04 | Hitachi, Ltd. | Audio signal recording/reproducing system for use in time-lapse video tape recorder |
JPH0385974A (ja) * | 1989-08-30 | 1991-04-11 | Fujitsu Ltd | 動画像記録制御方式 |
Also Published As
Publication number | Publication date |
---|---|
US6516133B1 (en) | 2003-02-04 |
KR19990073924A (ko) | 1999-10-05 |
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