WO2003081590A1 - A copy-protected optical recording medium, a method for driving thereof and a method for manufacturing thereof - Google Patents
A copy-protected optical recording medium, a method for driving thereof and a method for manufacturing thereof Download PDFInfo
- Publication number
- WO2003081590A1 WO2003081590A1 PCT/KR2002/000490 KR0200490W WO03081590A1 WO 2003081590 A1 WO2003081590 A1 WO 2003081590A1 KR 0200490 W KR0200490 W KR 0200490W WO 03081590 A1 WO03081590 A1 WO 03081590A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- recording medium
- information
- copy
- optical recording
- reproducing apparatus
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
- G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
- G11B20/00615—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the logical format of the recording medium, e.g. the structure of sectors, blocks, or frames
- G11B20/0063—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the logical format of the recording medium, e.g. the structure of sectors, blocks, or frames wherein the modification to the logical format mainly concerns management data, e.g., by changing the format of the TOC or the subcode
- G11B20/00637—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the logical format of the recording medium, e.g. the structure of sectors, blocks, or frames wherein the modification to the logical format mainly concerns management data, e.g., by changing the format of the TOC or the subcode said management data being address data
- G11B20/00644—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the logical format of the recording medium, e.g. the structure of sectors, blocks, or frames wherein the modification to the logical format mainly concerns management data, e.g., by changing the format of the TOC or the subcode said management data being address data the address data format being such that there are overlapping address ranges
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
Definitions
- the present invention relates to a copy-protected optical recording
- the present invention relates to an optical recording medium, which is or
- CD-R CD-Recordable
- the present invention is also applied to a recording medium
- DVD Digital Versatile Disc or Digital Video disc
- DVD-R DVD-R
- DVD-RW DVD-Rewritable
- DVD-RAM DVD-Random Access Memory
- the recording medium by controlling the medium in regard to a reproducing
- Fig. 1 shows an exemplary structure of the information recorded on the
- information sectors includes the content information of 172 bytes and
- Fig. 1 shows merely
- address data represents which position on the recording medium certain
- the reproducing apparatus is stored at, and thus a part of the address data may serve as the information indicating the position of the sector.
- optical recording medium easily by using the general personal computer.
- one of the measures generally, when the audio CD or the CD-ROM is copied
- TOC Table Of Contents
- Patent No. 200879 in order to prevent the illegal copying of the information on
- the recording medium by removing the TOC of the CD-ROM or the audio CD
- optical recording medium capable of being reproduced by a general reproducing
- apparatus comprises at least one overlapping zone whose address values
- the driving information may comprise a reverse progress instruction
- the driving information may comprise a jumping address instruction
- reproducing apparatus attempts at least two times to read information at a
- the driving information may comprise a redundant information ignoring
- the original medium discriminating information may be recorded on the
- the driving information may comprise a duplicate reproduction inhibiting
- the copy-protected optical recording medium may further
- the copy-protected optical recording medium may further comprise at
- reproduced by a general reproducing apparatus comprises the steps of forming
- the driving information may comprise a reverse progress instruction
- the driving information may comprise a jumping address instruction
- reproducing- apparatus attempts at least two times to read information at a
- the driving information may comprise a redundant information ignoring
- the original medium discriminating information may be recorded on the
- the driving information may comprise a duplicate reproduction inhibiting
- recording medium may further comprise at least one OHD area provided
- copy-protected optical recording medium may further comprise at least one
- OHD area provided within the overlapping zone.
- the present invention may also be
- Fig. 1 shows an exemplary structure of the information recorded on the
- Fig. 2a shows a series of pieces of the information, imaginarily placed in
- Fig. 2b shows a series of pieces of the information, imaginarily placed in
- Fig. 3a shows the method for driving the copy-protected optical recording
- Fig. 3b shows a series of pieces of the information extracted from the
- Fig. 3c shows the information on the duplicated medium, when the
- Fig. 4 shows the information, of which a session consists, imaginarily
- Fig. 5 shows the structure of one of frames of which the information
- Fig. 6 shows the structure of the Q sub channel of the 8 sub channels
- Fig. 7 shows the information, which is imaginarily placed in a row
- Fig. 8 is a schematic flow chart showing an exemplary embodiment of
- Fig. 9 shows the information, which is imaginarily placed in a row, recorded on the copy-protected optical recording medium according to another
- Fig. 2a shows a series of pieces of the
- Fig. 2b shows a
- optical recording medium are allocated in order to linearly increase from the
- the addresses may linearly decrease from the inner tracks to the outer
- information may be placed on the medium in disorder by scrambling the address
- the reproduction ratio can be increased by correcting the errors
- recording medium includes at least one
- the addresses may be either the physical addresses or the
- the overlapping zone can be embodied by recording the data different
- zone B overlapping zone and the previous zone, namely, the zone B overlap.
- present invention further includes driving information for controlling the drive of
- the reproducing apparatus for reading the information recorded on the
- the data on the zone B has the same address value as that
- Fig. 3a shows the method for driving the
- apparatus reads the information from the least address value to the largest
- the driving information instructs the reproducing apparatus
- the reproducing apparatus starts to read the information toward the
- the reproducing apparatus reads the information on the zone B
- reproducing apparatus attempts to read the information on the back of the zone
- jumping address instruction may be added
- redundant information ignoring instruction may be added, which
- overlapping zone is retrieved as mentioned above can be various besides the
- the driving information is read from the recording medium, then loaded into the
- Fig. 3b shows a series of pieces of the
- Fig. 3c shows the information on
- the reverse progress instruction is given before or after the area of the duplicated medium
- zone B of the original medium will be extracted repeatedly.
- the original medium discriminating information is
- duplicate reproduction inhibiting instruction may be
- the optical recording medium as , an example.
- the optical recording medium as , an example.
- the optical recording medium as , an example.
- recording medium has a main content session 100 on which the original
- an auxiliary session 102 including
- the audio CD has a
- Fig. 4 shows the information, of which a session consists, imaginarily placed
- each of the area includes a plurality of information blocks
- a block includes 98 frames.
- a frame which is
- 1 byte and the control information of 1 byte consists of 8 sub codes, each of
- Each of the 8 sub codes is called P, Q, R, S, T, U,
- the sub codes form 8 sub channels, each of which is
- Each of the sub channels consists of
- Fig. 6 shows the structure of the Q sub channel of the 8 sub channels consisting of the control information above.
- Other sub channels P, R, S, T, U, V
- the first 2 bits of the Q sub channel represent
- the synchronization patterns SO and S1 are synchronization patterns SO and S1.
- the synchronization patterns SO and S1 are synchronization patterns SO and S1.
- the next 4 bits are address (Adr) field and designate the mode for a
- Track number (TNO) field follows the address field. 8 bits included in the
- track number field has a value of 0 to 99 represented in Binary Coded Decimal
- point (Point) field is generally used for indicating the contents by
- included in the point field has a value of 0 to 99 and indicates the index number
- the absolute time value means
- the absolute time value is called "address" especially in case of the compact disc.
- time code field (the absolute minute, the absolute second and the absolute
- the point field has a value of "A2".
- the value recorded on the absolute time code field indicates the address of the next
- Zero (Zero) field is included in front of the
- the reproducing apparatus for the optical recording medium is
- reproduction namely, the data content.
- Fig. 7 shows the information, which is imaginarily placed in a row
- the present invention is applied to the audio CD. As shown in Fig. 7, the present invention is applied to the audio CD. As shown in Fig. 7, the present invention is applied to the audio CD. As shown in
- the copy-protected audio CD according to the present invention includes
- the optical recording medium Furthermore, according to this embodiment, the optical recording medium
- the main content session 100 includes a
- content session 100 includes the information indicating the contents on the
- the auxiliary content session 102 include a lead-in area with a TOC, an
- the auxiliary contents may be MP3 files into which the audio
- the applications can also be available by recording them
- the auxiliary content session 102 at least
- optical recording medium according to the present invention
- the copy-protected optical recording medium first starts (step 500), a pre-
- this step 502 it is included that the information indicating
- contents is included in the TOC of the main content session 100 in the step 5022.
- the auxiliary content session 102 then is formed (step 504). Particularly,
- the auxiliary contents are stored in the auxiliary content
- the present invention is also applied to the optical recording medium including a
- Fig. 9 shows the
- present invention includes a plurality of main content sessions 100.1 , 100.2 ...
- the auxiliary content session 102 for preventing the copying.
- the auxiliary content session 102 for preventing the copying.
- 102 also includes the overlapping zone described in regard to Fig. 1 to Fig. 3
- the main content sessions 100.1 , 100.2 ... 100.n include lead-in areas
- a lead-in area with a TOC includes a lead-in area with a TOC, a first auxiliary track, a second auxiliary track and a lead-out area.
- sessions 100.1 , 100.2 ... 100.n is the data contents.
- the reproducing apparatus reproduces
- auxiliary session 102 cannot also be copied, so any part of the optical recording medium according to the present invention is not copied successfully after all.
- recording medium according to the present invention requires the step of
- At least one OHD area may be selected from at least one OHD area.
- one OHD area may be placed within the overlapping zone.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Optical Recording Or Reproduction (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/477,582 US20040199780A1 (en) | 2002-03-22 | 2002-03-22 | Copy-protected optical recording medium, a method for driving therefor and a method of manufacturing thereof |
PCT/KR2002/000490 WO2003081590A1 (en) | 2002-03-22 | 2002-03-22 | A copy-protected optical recording medium, a method for driving thereof and a method for manufacturing thereof |
AU2002241376A AU2002241376A1 (en) | 2002-03-22 | 2002-03-22 | A copy-protected optical recording medium, a method for driving thereof and a method for manufacturing thereof |
US13/764,734 US8773961B2 (en) | 2002-03-22 | 2013-02-11 | Copy-protected optical recording medium, method for driving thereof and method for manufacturing thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/KR2002/000490 WO2003081590A1 (en) | 2002-03-22 | 2002-03-22 | A copy-protected optical recording medium, a method for driving thereof and a method for manufacturing thereof |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10477582 A-371-Of-International | 2002-03-22 | ||
US12/023,045 Continuation US20080182057A1 (en) | 2002-03-22 | 2008-01-31 | Copy-protected optical recording medium, method for driving thereof and method for manufacturing thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2003081590A1 true WO2003081590A1 (en) | 2003-10-02 |
Family
ID=28450014
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2002/000490 WO2003081590A1 (en) | 2002-03-22 | 2002-03-22 | A copy-protected optical recording medium, a method for driving thereof and a method for manufacturing thereof |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU2002241376A1 (en) |
WO (1) | WO2003081590A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1818924A1 (en) | 2006-02-08 | 2007-08-15 | Sony DADC Austria AG | Optical disc |
US8949552B2 (en) | 2002-09-02 | 2015-02-03 | Settec, Inc. | Copying apparatus for copying a recoding medium, a method thereof and a computer program thereof |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62150564A (en) * | 1985-12-24 | 1987-07-04 | Matsushita Electric Ind Co Ltd | Optical information recording and reproducing device |
US5661800A (en) * | 1994-03-18 | 1997-08-26 | Fujitsu, Limited | Method and manufacture for preventing unauthorized use by judging the corresponding relationship between logical and physical addresses |
WO1998054713A1 (en) * | 1997-05-30 | 1998-12-03 | Ç-Dilla Limited | Method for copy protecting a record carrier, copy protected record carrier and means for detecting access control information |
WO2000021085A1 (en) * | 1998-10-05 | 2000-04-13 | Koninklijke Philips Electronics N.V. | System for copy protection of recorded information |
JP2001110137A (en) * | 1999-10-13 | 2001-04-20 | Opt Kk | Disk and disk player subjected to copy prevention processing |
WO2001059774A1 (en) * | 2000-02-11 | 2001-08-16 | Thales | Copy-protected optical disc and method for protecting same |
-
2002
- 2002-03-22 WO PCT/KR2002/000490 patent/WO2003081590A1/en not_active Application Discontinuation
- 2002-03-22 AU AU2002241376A patent/AU2002241376A1/en not_active Abandoned
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62150564A (en) * | 1985-12-24 | 1987-07-04 | Matsushita Electric Ind Co Ltd | Optical information recording and reproducing device |
US5661800A (en) * | 1994-03-18 | 1997-08-26 | Fujitsu, Limited | Method and manufacture for preventing unauthorized use by judging the corresponding relationship between logical and physical addresses |
WO1998054713A1 (en) * | 1997-05-30 | 1998-12-03 | Ç-Dilla Limited | Method for copy protecting a record carrier, copy protected record carrier and means for detecting access control information |
WO2000021085A1 (en) * | 1998-10-05 | 2000-04-13 | Koninklijke Philips Electronics N.V. | System for copy protection of recorded information |
JP2001110137A (en) * | 1999-10-13 | 2001-04-20 | Opt Kk | Disk and disk player subjected to copy prevention processing |
WO2001059774A1 (en) * | 2000-02-11 | 2001-08-16 | Thales | Copy-protected optical disc and method for protecting same |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8949552B2 (en) | 2002-09-02 | 2015-02-03 | Settec, Inc. | Copying apparatus for copying a recoding medium, a method thereof and a computer program thereof |
EP1818924A1 (en) | 2006-02-08 | 2007-08-15 | Sony DADC Austria AG | Optical disc |
US8000179B2 (en) | 2006-02-08 | 2011-08-16 | Sony Dadc Austria Ag | Optical disc including two different sets of sectors having identical IDs |
Also Published As
Publication number | Publication date |
---|---|
AU2002241376A1 (en) | 2003-10-08 |
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