KR100811628B1 - 워블 어드레스가 기록된 기록 가능한 광디스크와, 그에따른 워블 어드레스검출장치 및 방법 - Google Patents
워블 어드레스가 기록된 기록 가능한 광디스크와, 그에따른 워블 어드레스검출장치 및 방법 Download PDFInfo
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- KR100811628B1 KR100811628B1 KR1020010069003A KR20010069003A KR100811628B1 KR 100811628 B1 KR100811628 B1 KR 100811628B1 KR 1020010069003 A KR1020010069003 A KR 1020010069003A KR 20010069003 A KR20010069003 A KR 20010069003A KR 100811628 B1 KR100811628 B1 KR 100811628B1
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Abstract
Description
Claims (10)
- 워블 형상의 그루브가 형성된 기록 가능한 광디스크에 있어서,소정 기록크기를 갖는 에러정정(ECC) 블록 단위의 첫 번째 섹터 선두에, 워블 형상의 동기신호가 기록 형성되되,상기 에러정정(ECC) 블록 내의 또다른 각 섹터 선두에, 상기 동기신호와는 구별되는 워블 형상의 동기신호가 각각 기록 형성된 것을 특징으로 하는 기록 가능한 광디스크.
- 제 1항에 있어서,상기 또다른 각 섹터 선두에 기록된 워블 형상의 동기신호는, 상기 에러정정(ECC) 블록의 첫 번째 섹터 선두에 기록된 동기신호와 구별되는 각각 서로다른 종류의 동기신호인 것을 특징으로 하는 기록 가능한 광디스크.
- 제 1항에 있어서,상기 또다른 각 섹터 선두에 기록된 워블 형상의 동기신호는, 상기 에러정정(ECC) 블록의 첫 번째 섹터 선두에 기록된 동기신호와 구별되되, 동일한 한 종류의 동기신호인 것을 특징으로 하는 기록 가능한 광디스크.
- 제 2항 또는 제 3항에 있어서,상기 소정 기록크기를 갖는 에러정정 블록에는, 16 개의 워블 형상의 동기신호가 각 섹터 선두에 기록 형성된 것을 특징으로 하는 기록 가능한 광디스크.
- 기록 가능한 광디스크로부터 독출되는 워블신호로부터 동기신호를 검출하여, 소정 기록크기를 갖는 에러정정(ECC) 블록의 각 섹터별 어드레스 정보를 검출하는 1단계;상기 동기신호를 제외한 나머지 워블신호로부터, 에러정정(ECC) 블록에 대한 어드레스 정보를 검출하는 2단계; 및상기 검출된 각 섹터별 어드레스 정보와, 상기 에러정정 블록에 대한 어드레스 정보를 조합하여, 상기 기록 가능한 광디스크의 물리적 어드레스를 검출하는 3단계를 포함하여 이루어지는 것을 특징으로 하는 기록 가능한 광디스크의 워블 어드레스 검출방법.
- 제 5항에 있어서,상기 1단계는, 상기 기록 가능한 광디스크로부터 독출되는 워블신호로부터, 소정 기록크기를 갖는 에러정정 블록 내의 각 섹터별 선두를 지시하는 서로다른 16 개 종류의 동기신호를 검출하고, 그 16 개 종류의 동기신호를 디코딩하여, 각 섹터별 어드레스 정보를 검출하는 것을 특징으로 하는 기록 가능한 광디스크의 워블 어드레스 검출방법.
- 제 5항에 있어서,상기 1단계는, 상기 기록 가능한 광디스크로부터 독출되는 워블신호로부터, 소정 기록크기를 갖는 에러정정 블록 내의 첫 번째 섹터 선두를 지시하는 동기신호와, 그 나머지 섹터 선두를 각각 지시하는 15 개의 동일한 한 종류의 동기신호를 각각 검출 및 카운트하고, 그 동기신호를 디코딩한 값과 카운트 값에 근거하여, 각 섹터별 어드레스 정보를 검출하는 것을 특징으로 하는 기록 가능한 광디스크의 워블 어드레스 검출방법.
- 제 7항에 있어서,상기 1단계는, 상기 첫 번째 섹터 선두를 지시하는 동기신호가 검출되는 경우, 그 나머지 섹터 선두를 각각 지시하는 15 개의 동일한 한 종류의 동기신호에 대한 카운트 값을 초기화하여, 각 섹터 선두를 지시하는 동일한 종류의 동기신호를 각각 구별 인식하는 것을 특징으로 하는 기록 가능한 광디스크의 워블 어드레스 검출방법.
- 기록 가능한 광디스크로부터 독출되는 워블신호로부터 소정 기록크기를 갖는 에러정정 블록 내의 각 섹터별 선두를 지시하는 동기신호를 검출하는 동기신호 검출수단;상기 검출된 동기신호를 디코딩하여, 상기 기록 가능한 광디스크의 각 섹터별 어드레스 정보를 검출하는 섹터 어드레스 검출수단;상기 동기신호를 제외한 나머지 워블신호를 디코딩하여, 에러정정(ECC) 블록에 대한 어드레스 정보를 검출하는 에러정정 블록 어드레스 검출수단; 및상기 검출된 섹터별 어드레스 정보와, 상기 에러정정 블록 어드레스 정보를 조합하여, 상기 기록 가능한 광디스크의 물리적 어드레스를 출력하는 연산수단을 포함하여 구성되는 것을 특징으로 하는 기록 가능한 광디스크의 워블 어드레스 검출장치.
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Application Number | Priority Date | Filing Date | Title |
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KR1020010069003A KR100811628B1 (ko) | 2001-11-06 | 2001-11-06 | 워블 어드레스가 기록된 기록 가능한 광디스크와, 그에따른 워블 어드레스검출장치 및 방법 |
US10/288,488 US7127662B2 (en) | 2001-11-06 | 2002-11-06 | Method for recording address information on optical recording medium, optical recording medium including address information recorded thereon by the same method, and method for detecting address information recorded on the same optical recording medium |
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KR1020010069003A KR100811628B1 (ko) | 2001-11-06 | 2001-11-06 | 워블 어드레스가 기록된 기록 가능한 광디스크와, 그에따른 워블 어드레스검출장치 및 방법 |
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KR100811628B1 true KR100811628B1 (ko) | 2008-03-11 |
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KR100811628B1 (ko) * | 2001-11-06 | 2008-03-11 | 엘지전자 주식회사 | 워블 어드레스가 기록된 기록 가능한 광디스크와, 그에따른 워블 어드레스검출장치 및 방법 |
KR100532096B1 (ko) * | 2001-12-15 | 2005-11-29 | 삼성전자주식회사 | 제2 워블 신호가 기록된 싱크 구간을 갖는 트랙이 형성된정보저장매체, 그 형성 방법 및 장치 |
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KR20010049240A (ko) * | 1999-11-03 | 2001-06-15 | 윤종용 | 워블을 이용한 pid 어드레싱 방법, 워블 어드레스엔코딩 회로, 그 검출방법과 회로 및 기록매체 |
KR20010049238A (ko) * | 1999-11-03 | 2001-06-15 | 윤종용 | 워블 신호를 이용한 pid 어드레싱 방법과 그 검출방법, 워블 어드레스 엔코딩 회로와 그 검출 회로 및 기록매체 |
KR20010049239A (ko) * | 1999-11-03 | 2001-06-15 | 윤종용 | 워블 신호를 이용한 pid 어드레싱 방법과 그 검출방법, 워블 어드레스 엔코딩 회로와 그 검출 회로 및 기록매체 |
US7127662B2 (en) * | 2001-11-06 | 2006-10-24 | Lg Electronics Inc. | Method for recording address information on optical recording medium, optical recording medium including address information recorded thereon by the same method, and method for detecting address information recorded on the same optical recording medium |
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Also Published As
Publication number | Publication date |
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US7127662B2 (en) | 2006-10-24 |
KR20030038859A (ko) | 2003-05-17 |
US20030093749A1 (en) | 2003-05-15 |
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