Abstract: An optical disc (1) is provided with a disc substrate (110), an information track (102, G) formed on the disc substrate spirally or coaxially around a center of the disc substrate, on which an information signal including a physical sector number is to be recorded; and a guide track (102,L) adjacent to the information track and formed opn the disc substrate spirally or coaxially around the center, on which a guide signal including address information is to be recorded, wherein a readable emboss area, in which the information signal is recorded by an emboss pit, and an unreadable emboss area, in which an unreadable emboss pit to disable writing and reading the information signal, are formed on the information track, and the guide signal is not recorded on the guide track corresponding to the readable emboss area and the guide signal is recorded on the guide track corresponding to the unreadable emboss area. Fig.- 2B
| # | Name | Date |
|---|---|---|
| 1 | 88-cal-2001-translated copy of priority document.pdf | 2011-10-06 |
| 2 | 88-cal-2001-specification.pdf | 2011-10-06 |
| 3 | 88-cal-2001-reply to examination report.pdf | 2011-10-06 |
| 4 | 88-cal-2001-pa.pdf | 2011-10-06 |
| 5 | 88-CAL-2001-OTHERS-1.1.pdf | 2011-10-06 |
| 6 | 88-cal-2001-letter patent.pdf | 2011-10-06 |
| 7 | 88-cal-2001-form 5.pdf | 2011-10-06 |
| 8 | 88-cal-2001-form 3.pdf | 2011-10-06 |
| 9 | 88-cal-2001-form 2.pdf | 2011-10-06 |
| 10 | 88-cal-2001-form 18.pdf | 2011-10-06 |
| 11 | 88-cal-2001-form 13.pdf | 2011-10-06 |
| 12 | 88-CAL-2001-FORM 13-1.1.pdf | 2011-10-06 |
| 13 | 88-cal-2001-form 1.pdf | 2011-10-06 |
| 14 | 88-cal-2001-examination report.pdf | 2011-10-06 |
| 15 | 88-cal-2001-drawings.pdf | 2011-10-06 |
| 16 | 88-cal-2001-description (complete).pdf | 2011-10-06 |
| 17 | 88-cal-2001-correspondence.pdf | 2011-10-06 |
| 18 | 88-CAL-2001-CORRESPONDENCE-1.1.pdf | 2011-10-06 |
| 19 | 88-cal-2001-claims.pdf | 2011-10-06 |
| 20 | 88-cal-2001-abstract.pdf | 2011-10-06 |
| 21 | 88-CAL-2001-(24-10-2011)-ENGLISH TRANSLATION.pdf | 2011-10-24 |
| 22 | 88-CAL-2001-(24-10-2011)-CORRESPONDENCE.pdf | 2011-10-24 |
| 23 | 88-CAL-2001-(24-10-2011)-CERTIFIED COPIES(OTHER COUNTRIES).pdf | 2011-10-24 |
| 24 | 88-CAL-2001-FORM-27.pdf | 2012-07-12 |
| 25 | 88-CAL-2001-(19-03-2013)-FORM-27.pdf | 2013-03-19 |
| 26 | 88-CAL-2001-(28-03-2016)-FORM-27.pdf | 2016-03-28 |
| 27 | Other Document [20-12-2016(online)].pdf_67.pdf | 2016-12-20 |
| 28 | Other Document [20-12-2016(online)].pdf | 2016-12-20 |
| 29 | AlterationInregister94(1).pdf | 2017-02-16 |
| 30 | AlterationInregister94(1).pdf_1.pdf | 2017-02-23 |
| 31 | Form 27 [08-03-2017(online)].pdf | 2017-03-08 |
| 32 | 88-CAL-2001-RELEVANT DOCUMENTS [27-02-2018(online)].pdf | 2018-02-27 |
| 33 | 88-CAL-2001-RELEVANT DOCUMENTS [21-02-2019(online)].pdf | 2019-02-21 |
| 34 | 88-CAL-2001-RELEVANT DOCUMENTS [22-02-2019(online)].pdf | 2019-02-22 |
| 35 | 88-CAL-2001-RELEVANT DOCUMENTS [04-03-2020(online)].pdf | 2020-03-04 |
| 36 | 88-CAL-2001-RELEVANT DOCUMENTS [09-08-2021(online)].pdf | 2021-08-09 |
| 37 | 88-CAL-2001-09-01-2023-ALL DOCUMENTS.pdf | 2023-01-09 |