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1. Jitter
2. PI&PO
3. C1&C2&C3
4. Q-CODE
5. TOC
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·s¤â¾Ç²ßªººô¶¡G
http://www.cd-dvds.net/index.php
1.jitter¥i¥H¥h¬Ý³oùØ¡G
http://www.thg.com.tw/storage/02q4/.../yamaha-04.html
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n¤F¸Ñ°ªµ½è¿N¿ýªºì²z¡Aº¥ý±o¥ý½Í½ÍÂø°T¡]jitter¡^¡C¦b¥úºÐ¤W¼Æ¦ìµ®Ä¸ê®Æªº0»P1¬O¥Ñ§Ú̩Ҽôª¾ªº¥W¼Ñ©M¥±©Òºc¦¨ªº¡A¥W¼Ñ´N¬O¸g¹L¹p®g¿N¿ý¹Lªº³¡¥÷¡C¦b³o¨Ç¸ê®Æªº®ÇÃ䦳¥Î¨Ó§@¿ù»~®Õ¥¿ªº¸ê°T¡C²z½×¤W³o¨Ç¥]¬A0©M1ªº¸ê®Æ¤£·|¦³¿ù»~¡A¤£¹L¨C´Ú¹q¤l³]³Æ³£·|²£¥Í¤zÂZ©M¤£³W«hªº²{¶H¡A¤]Åý¨Æ±¡½ÆÂø¤Æ³\¦h¡C¦b¿N¿ý®É¡A¦³®ÉÔ·|µo¥Í©Ò¿×ªºC1©MC2¿ù»~¡A³o¤]¥¿¬O§ÚÌèè½Í¨ìªºÂø°T¡C
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2.PI&PO¤Ñ©ü¦a·t¤j¤j¦³¸ÑÄÀ¹L¡G
http://forum.pcdvd.com.tw/showthrea...threadid=293555
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º¥ý¥ý¸ÑÄÀ¦ó¬°PIÈ,´N¬O"A row of an ECC Block that has at least 1 byte in error constitutes a PI error",
¤°»ò¬O1Órow(¦C),´N¬O182bytes¸ê®Æ,¦Ó1ÓECC Block¬O¥Ñ208Órow²Õ¦¨,¦Ó¦b³o208Órow¤¤,¥un¦³¥ô¦ó¤@Órow¤¤ªºdata,¦Ü¤Ö¥X²{1byteªº¿ù»~,¨º´NºÙ¬°1ÓPIÈ(¦]¦¹¥i¥Hª¾¹D,¤@ÓECC Block¬O¥Ñ208Órow²Õ¦¨,¬G¤@ÓECC Block³Ì¤jPIȬO208),¦ÓKProbe¬O¥H8ÓECC Block¬°³æ¦ì(1ÓECC Block PIȳ̦h208,8ÓECC Block³Ì¦h´N¬O1664ÓPIÈ),8ÓECC BlockÁ`¦@ªºPIȤ£¯à¶W¹L280
¦A¨Ó¸ÑÄÀPOÈ,¡§If a row of an ECC Block contains more than 5 erroneous bytes, the row is said to be ¡§PI-uncorrectable",
¥Ñ©óDVD-ROM¦³¿ù»~ªÈ¥¿ªº¯à¤O,¦]¦¹èè¤Wz©Ò»¡ªºdata¿ù»~(¤]´N¬OPIÈ),Y¬O¸g¥Ñ¥úºÐ¾÷Ū¨ú×¥¿«á,1Órow¸Ì±¿ù»~ªºdata¤´µM¶W¹L5byteªº¸Ü,¨º´N²£¥Í¤@ÓPOÈ,³o¸Ì¥ý¸ÑÄÀ¤@¤U,¥Ñ©ó1Órow¬O¥Ñ182byte²Õ¦¨,Y¬O³o182byte¤¤µo¥Í10byte¿ù»~,¨Ì·ÓPIȪº©w¸q,³o´N¬O1ÓPIÈ(¤]´N¬O»¡1Órow¤¤ªºdata¥X²{¿ù»~,¤£ºÞ¬O´Xbyte,³q³q¥u¯àºâ1ÓPIÈ),¦¹®É¸g¥Ñ¥úºÐ¾÷Ū¨úªÈ¥¿,Y¬O×¥¿¨ì¥u³Ñ4byte¦³¿ù,¨º«Ü¦n,´N¤£ºâ1ÓPOÈ,Y¬OÁٳѶW¹L5byte¥H¤W¤£¯à×¥¿,¨ºsorry,nºâ1ÓPOÈ,¦Ó³W©w¤¤,1ÓECC Block¤£¯à¶W¹L4ÓPOÈ,8ÓECC Block´NÁ`¦@¤£¯à¶W¹L32
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3.¤£·|Á¿

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4.Q-code¦b¦¹¦³´£¨ì¡G
http://www.chickensys.com/support/s...ualdrives2.html
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¡EOne is the actual physical size of the device. For hard drives it is the actual unformatted capacity of the device. For CD-ROM's it is no more than 650mb, and it is the measure of the "written to" part of the drive, as recorded on the
Q-code section of the CD itself.
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5.Table Of Content (TOC)
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