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KR950034064A - 디지털 화상·음성신호 기록 재생장치 - Google Patents

디지털 화상·음성신호 기록 재생장치 Download PDF

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Publication number
KR950034064A
KR950034064A KR1019950000899A KR19950000899A KR950034064A KR 950034064 A KR950034064 A KR 950034064A KR 1019950000899 A KR1019950000899 A KR 1019950000899A KR 19950000899 A KR19950000899 A KR 19950000899A KR 950034064 A KR950034064 A KR 950034064A
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South Korea
Prior art keywords
recording
area
audio
information
image
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KR1019950000899A
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English (en)
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KR100329692B1 (ko
Inventor
마사끼 오구로
겐 이이주까
Original Assignee
오오가 노리오
소니 가부시끼가이샤
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Priority claimed from JP01999094A external-priority patent/JP3572651B2/ja
Priority claimed from JP01999194A external-priority patent/JP3575041B2/ja
Application filed by 오오가 노리오, 소니 가부시끼가이샤 filed Critical 오오가 노리오
Publication of KR950034064A publication Critical patent/KR950034064A/ko
Application granted granted Critical
Publication of KR100329692B1 publication Critical patent/KR100329692B1/ko

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    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/236—Assembling of a multiplex stream, e.g. transport stream, by combining a video stream with other content or additional data, e.g. inserting a URL [Uniform Resource Locator] into a video stream, multiplexing software data into a video stream; Remultiplexing of multiplex streams; Insertion of stuffing bits into the multiplex stream, e.g. to obtain a constant bit-rate; Assembling of a packetised elementary stream
    • G—PHYSICS
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    • G11B20/10—Digital recording or reproducing
    • G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
    • G11B20/1201—Formatting, e.g. arrangement of data block or words on the record carriers on tapes
    • G11B20/1207—Formatting, e.g. arrangement of data block or words on the record carriers on tapes with transverse tracks only
    • G11B20/1208—Formatting, e.g. arrangement of data block or words on the record carriers on tapes with transverse tracks only for continuous data, e.g. digitised analog information signals, pulse code modulated [PCM] data
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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)

Abstract

화상 압축 기술을 사용하는 디지털 VTR에 있어서도 비디오 신호의 수직 블랭킹 기간에 삽입된 각종 부수정보를 상실치 않고 기록할 수 있도록, 본 발명에 관한 디지털 화상 음성 신호 기록 재생 장치는 부호화된 화상 신호를 기록하는 제2의 기록 에어리어와 부호화된 음성 기록을 기록하는 제2의 기록 에어리어와 팩 구조화된 음성 부수 데이타를 기록하는 제3의 기록 에어리어를 갖는 기록 포멧을 구비하는 동시에 화상 신호를 부호화해서 제1의 기록 에어리어에 기록하는 수단과, 음성 신호를 부호화 하고 제2의 기록 에어리어에 기록하는 수단과, 화상 신호의 수직 블랭킹 기간에 삽입되어 있는 음성 부수 정보를 팩 구조화해서 제3의 기록 에어리어에 기록하는 수단과, 부호화된 화상 신호를 제1의 기록 에어리어로부터 재생해서 화상 신호를 복호화하는 수단과, 부호화된 음성 신호를 제2의 기록 에어리어로부터 재생해서 음성 신호를 복호화 하는 수단과, 팩 구조화된 음성 부수 정보를 제3의 기록 에어리어로부터 재생해서 부수 정보를 판독하는 수단을 구비한다.

Description

디지털 화상ㆍ음성신호 기록 재생장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 TR팩에 대해서 설명하는 도면, 제2도는 TR 팩 대응 VTR와 TR 팩 비대응 VTR의 기록시에 재생시의 동작을 설명하는 도면, 제7도는 디지털 VTR의 1트랙이 기록 포멧을 도시하는 도면, 제8도는 프리 SYNC블럭 및 포스트 SYNC 블럭의 구조를 도시하는 도면

Claims (13)

  1. 부호화된 화상 신호를 기록하는 제1의 기록 에어리어와, 부호화된 음성 신호를 기록하는 제2기록 에어리와, 팩 구조화된 음성 부수 데이타를 기록 하는 제3의 기록 에어리어를 가지는 기록 포멧과, 화상 신호를 부호화해서 상기 제1의 기록 에어리어에 기록하는 수단과, 음성 신호를 부호화해서 상기 제2의 기록 에어리어에 기록하는 수단과, 그 화상 신호의 수직 블랭킹 기간에 삽입되어 있는 음성 부수 정보를 팩 구조화해서 상기 제3의 기록 에어리어에 기록하는 수단과, 부호화된 화상 신호를 상기 제1의 기록 에어리어에서 재생해서 화상신호를 복호화 하는 수단과, 부호화된 음성 신호를 상기 제2의 기록 에어리어에서 재생해서 음성신호를 복호와 하는 수단과, 팩 구조화된 음성 부수 정보를 상기 제3의 기록 에어리어에서 재생해서 그 부수 정보를 판독하는 수단,을 구비하는 것을 특징으로 하는 디지털 화상ㆍ음성 신호를 기록 및 / 또는 재생 장치.
  2. 제1항에 있어서, 제3의 기록 에어리어가 주영역과 부영역을 갖는 동시에, 음성 부수 정보를 상기 제3의 기록 에어리어의 부영역에 기록하고 그 음성 부수 정보중, 중요도가 높은 것을 상기 제3의 기록 에어리어의 주영역에 기록하는 것을 특징으로 하는 디지털 화상ㆍ음성 신호 기록 및/또는 재생 장치.
  3. 제2항에 있어서, 재생시에 부영역의 내용이 이해될 때는 그 부영역내의 부수 정보를 화상 신호의 수직 블랭킹 기긴에 중첩하고, 부영역의 내용이 이해되지 않을 때는 주영역의 중요도가 높은 부수 정보만을 화상신호의 수직 블랭킹 기간에 중첩하는 것을 특징으로 하는 디지털 화상ㆍ음성 신호 기록 및/또는 재생 장치.
  4. 제3항에 있어서, 서로 방위각이 상이한 1쌍의 헤드에 의해 기록되는 1쌍의 트랙을 페어로서 다룸으로써 부영역에 기록하는 부수 정보의 종류를 많게 하는것을 특징으로 하는 디지털 화상ㆍ음성 신호 기록 및/또는 재생 장치.
  5. 제4항에 있어서, 1프레임내의 최종트랙 페어의 부영역에 최우선의 부수정보를 기록하는것에 의해서 다른 트랙 페어의 부영역 다른 부수 정보가 기록되어도 호환성을 유지하는 것을 특징으로 하는 디지털 화상ㆍ음성 신호 기록 및/또는 재생 장치.
  6. 부호화된 화상 신호르 기록하는 제1의 기록 에어리어와, 부호화된 음성 신호를 기록하는 제2의 기록 에어리어와, 팩 구조화된 화상 부수 데이타를 기록하는 제3의 기록 에어리어를 갖는 기록 포멧을 구비하는 동시에, 화상 신호를 부호화해서 제1의 기록 에어리어에 기록하는 수단과, 음성 신호를 부호화해서 상기 제2의 기록 에어리어에 기록하는 수단과, 그 화상 신호의 수직 블랭킹 기간에 삽입되어 있는 화상 부수 정보 및 음성 부수정보를 그대로 팩 구조화해서 상기 제3의 기록 에어리어에 기록하는 수단과,부호화된 화상 신호를 상기 제1의 기록 에어리어에서 재생해서 화상 신호를 복호화 하는 수단과, 부호화된 음성 신호를 상기 제2의 기록 에어리어에서 재생해서 음성 신호를 복호화하는 수단과, 팩 구조화된 화상 부수 정보 및 음성 부수 정보를 상기 제3의 기록 에어리어에서 재생해서 그 부수 정보를 판독하고 상기 복호화한 화상 신호의 수직 블랭킹 기간에 중첩하는 수단,을 구비하는것을 특징으로 한는 디지털 화상ㆍ음성 신호 기록 및/또는 재생 장치.
  7. 제6항에 있어서, 화상 부수 정보 및 음성 부수 정보중, 데이타부만을 기록 재생하는것을 특징으로 하는 디지털 화상ㆍ음성 신호 기록 및/또는 재생 장치.
  8. 제7항에 있어서, 화상 부수 정보 및 음성 부수 정보가 삽입되어 있는 라인의 번호에 대응해서 소정의 식별 데이타를 갖는 팩을 사용함으로써, 팩 구조화된 데이타중에 그 라인 번호를 격납하지 않는 것을 특징으로 하는 디지털 화상ㆍ음성 신호 기록 및/또는 재생 장치.
  9. 제8항에 있어서, 기록 포멧중에 팩 구조화된 음성 부수 데이타를 기록하는 제4의 기록 에어리어를 가지는 동시에 음성 부수 정보를 팩 구조화해서 그 제4의 기록 에어리어에 기록하는 수단을 구비하는 것을 특징으로 하는 디지털 화상ㆍ음성 신호 기록 및/또는 재생 장치.
  10. 제9항에 있어서,제3의 기록 에어리어 및 제4의 기록 에어리어의 각가이 주영역과 부영역을 갖는 동시에 화상 부수 정보 및 음성 부수 정보를 그대로 팩 구조화해서 상기 제3의 기록 에어리어의 부영역에 기록하고, 그 화상 부수 정보중, 하나도가 높은 것을 팩 구조화해서 상기 제3의 기록 에어리의 주영역에 기록하고, 음성 부수 정보를 팩 구조화해서 상기 제4의 기록 에어리어의부영역에 기록하고, 그 음성 부수 정보중, 중요도가 높은 것을 팩 구조화해서 상기 제4의 기록 에레이어의 주영역에 기록하는 것을 특징으로 하는 디지털 화상ㆍ음성 신호 기록 및/또는 재생 장치.
  11. 제10항에 있어서, 재생시에 부영역의 내용이 이해될 수 없을 때는 주영역의 중요도가 높은 부수 정보만을 화상 신호의 수직 블랭킹기간에 중첩하는 것을 특징으로 하는 디지털 화상ㆍ음성 신호 기록 및/또는 재생 장치.
  12. 제11항에 있어서, 서로 방위각이 상이한 1쌍의 헤드에 의해 기록되는 1쌍의 트랙을 패어로서 취급함으로써 부영역에 기록하는 부수정보의 종류를 많게 하는것을 특징으로 하는 디지털 화상ㆍ음성 신호 기록 및/또는 재생 장치.
  13. 제12항에 있어서,1프레임내의 최종 트랙 페어의 부영역에 최우선의 부수 정보를 기록함으로써 다른 트랙 페어의 부영역에 다른 부수 정보가 기록되어도 호환성을 유지하는 것을 특징으로 하는 디지털 화상ㆍ음성 신호 기록 및/또는 재생 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950000899A 1994-01-20 1995-01-20 디지털화상.음성신호기록재생장치 KR100329692B1 (ko)

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JP01999094A JP3572651B2 (ja) 1994-01-20 1994-01-20 ディジタル画像・音声信号記録再生装置
JP01999194A JP3575041B2 (ja) 1994-01-20 1994-01-20 ディジタル画像・音声信号記録再生装置
JP94-019990 1994-01-20
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CA2140719C (en) 2004-07-20
DE69535505T2 (de) 2008-02-21
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US6282366B1 (en) 2001-08-28
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