SK453690A3 - Record carrier, method of and information recording device for obtaining such record carriers, and information recording device comprising anti-copy means to inhibit unauthorized copying - Google Patents
Record carrier, method of and information recording device for obtaining such record carriers, and information recording device comprising anti-copy means to inhibit unauthorized copying Download PDFInfo
- Publication number
- SK453690A3 SK453690A3 SK4536-90A SK453690A SK453690A3 SK 453690 A3 SK453690 A3 SK 453690A3 SK 453690 A SK453690 A SK 453690A SK 453690 A3 SK453690 A3 SK 453690A3
- Authority
- SK
- Slovakia
- Prior art keywords
- information
- copy
- recording
- combination
- bits
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000000969 carrier Substances 0.000 title abstract description 6
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 230000000737 periodic effect Effects 0.000 claims description 8
- 230000001419 dependent effect Effects 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 3
- 230000002411 adverse Effects 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- G11B20/10—Digital recording or reproducing
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
- G11B27/034—Electronic editing of digitised analogue information signals, e.g. audio or video signals on discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
- G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
- G11B27/3063—Subcodes
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/28—Re-recording, i.e. transcribing information from one optical record carrier on to one or more similar or dissimilar record carriers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
- G06F21/109—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM] by using specially-adapted hardware at the client
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
- G06F2211/007—Encryption, En-/decode, En-/decipher, En-/decypher, Scramble, (De-)compress
-
- 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
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
- G11B2020/10537—Audio or video recording
- G11B2020/10592—Audio or video recording specifically adapted for recording or reproducing multichannel signals
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/21—Disc-shaped record carriers characterised in that the disc is of read-only, rewritable, or recordable type
- G11B2220/215—Recordable discs
- G11B2220/218—Write-once discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
- G11B2220/25—Disc-shaped record carriers characterised in that the disc is based on a specific recording technology
- G11B2220/2537—Optical discs
- G11B2220/2545—CDs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/90—Tape-like record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/90—Tape-like record carriers
- G11B2220/91—Helical scan format, wherein tracks are slightly tilted with respect to tape direction, e.g. VHS, DAT, DVC, AIT or exabyte
- G11B2220/913—Digital audio tape [DAT] format
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
- G11B27/032—Electronic editing of digitised analogue information signals, e.g. audio or video signals on tapes
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Technology Law (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Storage Device Security (AREA)
- Television Signal Processing For Recording (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
- Management Or Editing Of Information On Record Carriers (AREA)
- Optical Recording Or Reproduction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8902358 | 1989-09-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
SK280686B6 SK280686B6 (sk) | 2000-06-12 |
SK453690A3 true SK453690A3 (en) | 2000-06-12 |
Family
ID=19855337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SK4536-90A SK453690A3 (en) | 1989-09-21 | 1990-09-18 | Record carrier, method of and information recording device for obtaining such record carriers, and information recording device comprising anti-copy means to inhibit unauthorized copying |
Country Status (20)
Country | Link |
---|---|
US (2) | US5428598A (ko) |
EP (1) | EP0418964B1 (ko) |
JP (3) | JP3273781B2 (ko) |
KR (1) | KR100231670B1 (ko) |
CN (1) | CN1030629C (ko) |
AR (1) | AR247311A1 (ko) |
AT (1) | ATE118288T1 (ko) |
AU (1) | AU657465B2 (ko) |
BR (1) | BR9004656A (ko) |
CA (1) | CA2025644C (ko) |
CZ (1) | CZ285659B6 (ko) |
DE (1) | DE69016725T2 (ko) |
DK (1) | DK0418964T3 (ko) |
ES (1) | ES2070267T3 (ko) |
HK (1) | HK75696A (ko) |
HU (1) | HU212224B (ko) |
MY (1) | MY106622A (ko) |
RU (1) | RU1836721C (ko) |
SK (1) | SK453690A3 (ko) |
UA (1) | UA29373C2 (ko) |
Families Citing this family (99)
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US6301369B2 (en) | 1992-07-31 | 2001-10-09 | Digimarc Corporation | Image marking to permit later identification |
US5721788A (en) | 1992-07-31 | 1998-02-24 | Corbis Corporation | Method and system for digital image signatures |
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EP0640924A3 (en) * | 1993-08-17 | 1997-04-23 | Sony Corp | Data reproducing apparatus. |
JP2945569B2 (ja) * | 1993-10-27 | 1999-09-06 | シャープ株式会社 | 情報記録再生方法 |
US6681029B1 (en) * | 1993-11-18 | 2004-01-20 | Digimarc Corporation | Decoding steganographic messages embedded in media signals |
US7171016B1 (en) | 1993-11-18 | 2007-01-30 | Digimarc Corporation | Method for monitoring internet dissemination of image, video and/or audio files |
US5748763A (en) | 1993-11-18 | 1998-05-05 | Digimarc Corporation | Image steganography system featuring perceptually adaptive and globally scalable signal embedding |
US6516079B1 (en) | 2000-02-14 | 2003-02-04 | Digimarc Corporation | Digital watermark screening and detecting strategies |
US6983051B1 (en) | 1993-11-18 | 2006-01-03 | Digimarc Corporation | Methods for audio watermarking and decoding |
US6611607B1 (en) | 1993-11-18 | 2003-08-26 | Digimarc Corporation | Integrating digital watermarks in multimedia content |
US6944298B1 (en) | 1993-11-18 | 2005-09-13 | Digimare Corporation | Steganographic encoding and decoding of auxiliary codes in media signals |
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US6757406B2 (en) | 1993-11-18 | 2004-06-29 | Digimarc Corporation | Steganographic image processing |
US7313251B2 (en) | 1993-11-18 | 2007-12-25 | Digimarc Corporation | Method and system for managing and controlling electronic media |
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US4849836A (en) * | 1985-06-07 | 1989-07-18 | Software Heaven, Inc. | Copy protection for computer discs |
JPH0743825B2 (ja) * | 1985-12-04 | 1995-05-15 | ソニー株式会社 | ダビング方式 |
US4775401A (en) * | 1987-06-18 | 1988-10-04 | American Telephone And Telegraph Company, At&T Bell Laboratories | Method of producing an optical fiber |
DE3883641T2 (de) * | 1987-06-30 | 1993-12-16 | Toshiba Kawasaki Kk | Aufzeichnungssteuergerät. |
US5057947A (en) * | 1988-02-10 | 1991-10-15 | Matsushita Electric Industrial Co., Ltd. | Recording and reproducing apparatus with limited digital copying |
US5231546A (en) * | 1988-02-10 | 1993-07-27 | Matsushita Electric Industrial Co., Ltd. | Recording and reproducing apparatus with limited digital copying |
-
1990
- 1990-09-14 JP JP24596690A patent/JP3273781B2/ja not_active Expired - Lifetime
- 1990-09-14 AR AR90317873A patent/AR247311A1/es active
- 1990-09-17 DE DE69016725T patent/DE69016725T2/de not_active Expired - Lifetime
- 1990-09-17 EP EP90202448A patent/EP0418964B1/en not_active Expired - Lifetime
- 1990-09-17 DK DK90202448.8T patent/DK0418964T3/da active
- 1990-09-17 AT AT90202448T patent/ATE118288T1/de not_active IP Right Cessation
- 1990-09-17 ES ES90202448T patent/ES2070267T3/es not_active Expired - Lifetime
- 1990-09-18 SK SK4536-90A patent/SK453690A3/sk not_active IP Right Cessation
- 1990-09-18 HU HU905949A patent/HU212224B/hu unknown
- 1990-09-18 CZ CS904536A patent/CZ285659B6/cs not_active IP Right Cessation
- 1990-09-18 UA UA4831698A patent/UA29373C2/uk unknown
- 1990-09-18 BR BR909004656A patent/BR9004656A/pt not_active IP Right Cessation
- 1990-09-18 CN CN90107903A patent/CN1030629C/zh not_active Expired - Lifetime
- 1990-09-18 CA CA002025644A patent/CA2025644C/en not_active Expired - Lifetime
- 1990-09-18 KR KR1019900014719A patent/KR100231670B1/ko not_active IP Right Cessation
- 1990-09-18 RU SU904831698A patent/RU1836721C/ru active
- 1990-09-18 MY MYPI90001610A patent/MY106622A/en unknown
- 1990-09-19 AU AU62666/90A patent/AU657465B2/en not_active Expired
-
1993
- 1993-09-01 US US08/115,340 patent/US5428598A/en not_active Expired - Lifetime
-
1994
- 1994-08-16 US US08/291,328 patent/US5453968A/en not_active Expired - Lifetime
-
1996
- 1996-05-02 HK HK75696A patent/HK75696A/xx not_active IP Right Cessation
-
2001
- 2001-10-03 JP JP2001307968A patent/JP3648190B2/ja not_active Expired - Lifetime
-
2004
- 2004-12-09 JP JP2004356542A patent/JP2005166253A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
BR9004656A (pt) | 1991-09-10 |
CA2025644A1 (en) | 1991-03-22 |
CZ285659B6 (cs) | 1999-10-13 |
EP0418964B1 (en) | 1995-02-08 |
US5453968A (en) | 1995-09-26 |
CZ453690A3 (cs) | 1999-07-14 |
CN1030629C (zh) | 1996-01-03 |
RU1836721C (ru) | 1993-08-23 |
CA2025644C (en) | 2000-02-08 |
SK280686B6 (sk) | 2000-06-12 |
EP0418964A1 (en) | 1991-03-27 |
CN1050457A (zh) | 1991-04-03 |
HUT54822A (en) | 1991-03-28 |
JP3648190B2 (ja) | 2005-05-18 |
DK0418964T3 (da) | 1995-07-10 |
AU657465B2 (en) | 1995-03-16 |
AU6266690A (en) | 1991-04-11 |
ATE118288T1 (de) | 1995-02-15 |
JPH03108162A (ja) | 1991-05-08 |
JP2005166253A (ja) | 2005-06-23 |
DE69016725D1 (de) | 1995-03-23 |
DE69016725T2 (de) | 1995-09-07 |
JP3273781B2 (ja) | 2002-04-15 |
KR910006957A (ko) | 1991-04-30 |
HU212224B (en) | 1996-04-29 |
HK75696A (en) | 1996-05-10 |
ES2070267T3 (es) | 1995-06-01 |
MY106622A (en) | 1995-06-30 |
AR247311A1 (es) | 1994-11-30 |
US5428598A (en) | 1995-06-27 |
UA29373C2 (uk) | 2000-11-15 |
JP2002208224A (ja) | 2002-07-26 |
KR100231670B1 (ko) | 1999-11-15 |
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Legal Events
Date | Code | Title | Description |
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MK4A | Patent expired |
Expiry date: 20100918 |