KR0164319B1 - Dvd재생시스템에서의 디스크판별에 따른 재생모드절환방법 - Google Patents
Dvd재생시스템에서의 디스크판별에 따른 재생모드절환방법 Download PDFInfo
- Publication number
- KR0164319B1 KR0164319B1 KR1019950043447A KR19950043447A KR0164319B1 KR 0164319 B1 KR0164319 B1 KR 0164319B1 KR 1019950043447 A KR1019950043447 A KR 1019950043447A KR 19950043447 A KR19950043447 A KR 19950043447A KR 0164319 B1 KR0164319 B1 KR 0164319B1
- Authority
- KR
- South Korea
- Prior art keywords
- disc
- data
- hdcd
- playback
- read
- Prior art date
Links
Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
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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
-
- 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
- G11B2020/1087—Digital recording or reproducing wherein a selection is made among at least two alternative ways of processing
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Abstract
Description
Claims (1)
- 디지탈비디오디스크의 재생을 위한 DVD재생시스템에 있어서, 디스크의 로딩시에 동기필드(Sync Field)를 리드하여 HDCD($48 $44 $43 $44)를 독취하는 제1단계와, 상기 HDCD($48 $44 $43 $44)가 독취되면 데이터의 전송율을 가변적으로 평균 4Mbps로 전송하고 정보데이터를 EFM Plus방식에 의해 변조함과 더불어 RS-PC방식에 의해 에러정정을 행하고 돌비 AC-3회로부(18)를 통하여 음성신호를 음성서라운드처리하여 재생하도록 하는 제 2단계 및, 상기 HDCD($48 $44 $43 $44)가 독취되지 않으면 VCD재생모드로 재생모드를 절환하여 데이터전송율 1.2Mbps로 전송하고 정보데이터를 EFM변조하며 CIRC방식에 의해 에러정정을 행하고 음성신호가 MPEG오디오/비디오디코더(16)를 통해 디코딩되어 재생될 수 있도록 하는 제 3단계를 구비하여 이루어진 것을 특징으로 하는 DVD재생시스템에서의 디스크판별에 따른 재생모드절환방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950043447A KR0164319B1 (ko) | 1995-11-24 | 1995-11-24 | Dvd재생시스템에서의 디스크판별에 따른 재생모드절환방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019950043447A KR0164319B1 (ko) | 1995-11-24 | 1995-11-24 | Dvd재생시스템에서의 디스크판별에 따른 재생모드절환방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970029539A KR970029539A (ko) | 1997-06-26 |
KR0164319B1 true KR0164319B1 (ko) | 1999-03-20 |
Family
ID=19435535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019950043447A KR0164319B1 (ko) | 1995-11-24 | 1995-11-24 | Dvd재생시스템에서의 디스크판별에 따른 재생모드절환방법 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0164319B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR19990010125A (ko) * | 1997-07-15 | 1999-02-05 | 구자홍 | 광디스크 재생기의 디스크 크기 판별방법 |
-
1995
- 1995-11-24 KR KR1019950043447A patent/KR0164319B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR970029539A (ko) | 1997-06-26 |
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