RU99115773A - ADAPTIVE RECORDING METHOD FOR HIGH DENSITY OPTICAL RECORDING DEVICE (OPTIONS) AND SCHEME FOR ITS IMPLEMENTATION - Google Patents
ADAPTIVE RECORDING METHOD FOR HIGH DENSITY OPTICAL RECORDING DEVICE (OPTIONS) AND SCHEME FOR ITS IMPLEMENTATIONInfo
- Publication number
- RU99115773A RU99115773A RU99115773/28A RU99115773A RU99115773A RU 99115773 A RU99115773 A RU 99115773A RU 99115773/28 A RU99115773/28 A RU 99115773/28A RU 99115773 A RU99115773 A RU 99115773A RU 99115773 A RU99115773 A RU 99115773A
- Authority
- RU
- Russia
- Prior art keywords
- pulse
- recording
- adaptive
- accordance
- pulses
- Prior art date
Links
- 230000003044 adaptive Effects 0.000 title claims 42
- 230000003287 optical Effects 0.000 title claims 6
- 230000000875 corresponding Effects 0.000 claims 7
- 230000001276 controlling effect Effects 0.000 claims 3
- 230000005284 excitation Effects 0.000 claims 1
Claims (26)
(a) управляют формой сигнала импульса записи в соответствии с величиной текущей метки входных данных и величинами переднего и/или заднего интервалов для формирования импульса адаптивной записи, и
(b) записывают входные данные с помощью импульса адаптивной записи на оптический носитель записи.1. The adaptive recording method in the method of recording input data to an optical recording medium using a recording pulse, the waveform of which consists of a first pulse, a last pulse and a sequence of multiple pulses, comprising the steps of:
(a) controlling the waveform of the recording pulse in accordance with the magnitude of the current input data label and the values of the front and / or rear intervals to form an adaptive recording pulse, and
(b) recording the input data using an adaptive recording pulse on an optical recording medium.
(с) корректируют форму сигнала импульса адаптивной записи в соответствии с сигналом "выступ/углубление", показывающим, являются ли входные данные данными дорожки выступа или данными дорожки углубления.8. The adaptive recording method according to claim 1, characterized in that it further comprises the step of:
(c) adjusting the waveform of the adaptive recording pulse in accordance with the protrusion / recess signal indicating whether the input data is protrusion track data or recess track data.
(а) выбирают одну из таблиц группировки, сгруппированных по величинам метки и интервала входных данных с использованием указателя группировки,
(b) вычисляют ширину импульса записи с использованием данных, которые сохраняют в выбранной таблице группировки, и
(c) записывают входные данные с использованием импульса адаптивной записи, который формируют в соответствии с вычисленной шириной, на оптический носитель записи.9. An adaptive recording method comprising the steps of:
(a) select one of the grouping tables grouped by the label and input interval values using the grouping pointer,
(b) calculating the recording pulse width using data that is stored in the selected grouping table, and
(c) write the input data using the adaptive recording pulse, which is formed in accordance with the calculated width, on the optical recording medium.
(b1) считывают значение сдвига переднего фронта первого импульса в соответствии с комбинацией величины переднего интервала и величины текущей метки для вычисления данных значений ширины первого импульса, и
(b2) считывают значение сдвига заднего фронта последнего импульса в соответствии с комбинацией величины текущей метки и величины заднего интервала для вычисления данных значений ширины последнего импульса.13. The adaptive recording method according to claim 9, characterized in that step (b) comprises sub-steps
(b1) read the shift value of the leading edge of the first pulse in accordance with the combination of the value of the leading interval and the value of the current label to calculate these values of the width of the first pulse, and
(b2) read the shift value of the trailing edge of the last pulse in accordance with the combination of the value of the current mark and the value of the trailing interval to calculate these values of the width of the last pulse.
(a) распознают величины текущей метки входных данных и переднего и/или заднего интервалов,
(b) формируют данные ширины импульса для изменения значений ширины первого и/или последнего импульсов формы сигнала импульса записи в соответствии с величиной текущей метки и величинами переднего и/или заднего интервалов, и
(c) формируют импульс адаптивной записи в соответствии с данными ширины импульса, которые позволяют преобразовать импульс адаптивной записи в сигнал тока в соответствии с уровнями мощности возбуждения для соответствующих каналов в течение действия импульса адаптивной записи, для возбуждения источника света.14. The adaptive recording method in the method of recording input data to an optical recording medium using a recording pulse, the waveform of which consists of a first pulse, a last pulse and a sequence of multiple pulses, for optimizing the light emission power of a light source, comprising the steps
(a) recognize the values of the current label of the input data and the front and / or back intervals,
(b) generating pulse width data for changing the width values of the first and / or last pulses of the waveform of the write pulse in accordance with the magnitude of the current mark and the magnitude of the front and / or rear intervals, and
(c) generating an adaptive recording pulse in accordance with the pulse width data, which allows the adaptive recording pulse to be converted into a current signal in accordance with the excitation power levels for the respective channels during the action of the adaptive recording pulse to excite the light source.
(b1) формируют данные значений ширины первого импульса для сдвига переднего фронта первого импульса назад и вперед в соответствии с величиной переднего интервала и величиной текущей метки, и
(b2) формируют данные значений ширины первого импульса для сдвига заднего фронта последнего импульса назад и вперед в соответствии с величиной текущей метки и величиной заднего интервала.15. The adaptive recording method according to claim 14, wherein step (b) comprises sub-steps
(b1) generating data of the first pulse width values for shifting the leading edge of the first pulse back and forth in accordance with the value of the leading interval and the magnitude of the current mark, and
(b2) generate data of the width values of the first pulse for shifting the trailing edge of the last pulse back and forth in accordance with the magnitude of the current mark and the magnitude of the trailing interval.
(d) корректируют форму сигнала импульса адаптивной записи в соответствии с сигналом "выступ/углубление", показывающим, являются ли входные данные данными дорожки выступа или данными дорожки углубления, причем входные данные являются данными БВНИ (кодированными без возвращения к нулю с инверсией).18. The adaptive recording method according to 14, characterized in that it further comprises a step
(d) adjusting the waveform of the adaptive recording pulse in accordance with the protrusion / recess signal indicating whether the input data are protrusion track data or the recess track data, the input data being NRVI data (encoded without returning to zero with inversion).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR1019980029732A KR100354737B1 (en) | 1997-12-30 | 1998-07-23 | Adaptive writing method for high density optical recording equipment and circuit thereof |
KR98-29732 | 1998-07-23 |
Publications (2)
Publication Number | Publication Date |
---|---|
RU99115773A true RU99115773A (en) | 2001-07-10 |
RU2195716C2 RU2195716C2 (en) | 2002-12-27 |
Family
ID=36973945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU99115773/28A RU2195716C2 (en) | 1998-07-23 | 1999-07-22 | Adaptive recording method and circuit arrangement for high-density optical recording device (versions) |
Country Status (11)
Country | Link |
---|---|
US (1) | US6631110B1 (en) |
EP (4) | EP1282122A3 (en) |
JP (6) | JP2000048362A (en) |
CN (6) | CN1162850C (en) |
BR (2) | BR9902936B1 (en) |
DE (2) | DE69942041D1 (en) |
HK (5) | HK1038820B (en) |
ID (1) | ID25963A (en) |
MY (2) | MY125795A (en) |
RU (1) | RU2195716C2 (en) |
SG (2) | SG108853A1 (en) |
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1998
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1999
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- 1999-07-21 DE DE69932779T patent/DE69932779T2/en not_active Expired - Lifetime
- 1999-07-21 EP EP02079349A patent/EP1282122A3/en not_active Withdrawn
- 1999-07-21 EP EP99305761A patent/EP0977184B1/en not_active Expired - Lifetime
- 1999-07-21 EP EP02079350A patent/EP1282117B1/en not_active Expired - Lifetime
- 1999-07-21 EP EP02079398A patent/EP1288922A3/en not_active Withdrawn
- 1999-07-21 SG SG200203193A patent/SG108853A1/en unknown
- 1999-07-21 SG SG9903606A patent/SG93212A1/en unknown
- 1999-07-22 JP JP11208139A patent/JP2000048362A/en active Pending
- 1999-07-22 MY MYPI20021933A patent/MY135200A/en unknown
- 1999-07-22 RU RU99115773/28A patent/RU2195716C2/en active
- 1999-07-23 BR BRPI9902936-7A patent/BR9902936B1/en active IP Right Grant
- 1999-07-23 CN CNB011089989A patent/CN1162850C/en not_active Expired - Lifetime
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- 1999-07-23 ID IDP990700D patent/ID25963A/en unknown
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- 1999-07-23 BR BRPI9917693-9A patent/BR9917693B1/en active IP Right Grant
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2000
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2001
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2002
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2005
- 2005-04-12 JP JP2005115156A patent/JP4220491B2/en not_active Expired - Fee Related
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