Optical disc apparatus
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Accused Products
Abstract
An optical disc apparatus includes a pause circuit for pausing data encoders upon receiving a pause signal so that a write operation may be paused without writing dummy data, thereby maintaining data succession. The optical disc apparatus also includes a circuit for accurately determining a write start location by referring to previously written data. A processor generates a pause signal when the amount of data in the optical drive apparatus data buffer is low, and removes the pause signal when additional data from a host is received. The processor may also automatically reduce the write speed of the optical disc apparatus upon a pause condition, thereby preventing the necessity for excessive pausing.
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Citations
59 Claims
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1-39. -39. (canceled)
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40. A system comprising:
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a host computer;
an optical disc apparatus which records data received from the host computer on a recording medium, the optical disc apparatus comprising;
a decoder for carrying out error correction;
a pause circuit for pausing a recording operation; and
a restart circuit for restarting the recording operation such that data at a start position where the recording operation is restarted is linked to data at an end position where the recording operation is paused, such that data recorded at said start and end positions can be error corrected and reproduced, wherein said pause circuit is arranged to pause the recording operation without writing a run out block. - View Dependent Claims (41, 42, 43)
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44. An optical disc apparatus which records data on a recording medium having a meandering track, comprising:
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a write start circuit for starting the recording operation from a writing start point where a laser beam to record data is positioned by using the meandering track;
a pause circuit for pausing a recording operation before the recording operation is complete; and
a restart circuit for restarting the recording operation such that data at a start position where the recording operation is restarted is linked to data at an end position where the recording operation is paused, such that data recorded at said start and end positions can be successively reproduced, wherein said pause circuit is arranged to pause the recording operation without writing a link block. - View Dependent Claims (45, 46, 47, 48, 49, 50)
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51. A system comprising:
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a host computer;
an optical disc apparatus which records data received from the host computer on a recording medium having a meandering track, the optical disc apparatus comprising;
a write start circuit for starting the recording operation from a writing start point where a laser beam to record data is positioned by using the meandering track;
a pause circuit for pausing a recording operation before all data from said host computer are recorded in said recording medium; and
a restart circuit for restarting the recording operation such that data at a start position where the recording operation is restarted is linked to data at an end position where the recording operation is paused, such that data recorded at said start and end positions can be successively reproduced, wherein said pause circuit is arranged to pause the recording operation without writing a link block. - View Dependent Claims (52, 53, 54, 55, 56, 57, 58, 59)
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Specification