CA2367924C - Pseudo-reflective read inhibitor for optical storage media - Google Patents
Pseudo-reflective read inhibitor for optical storage media Download PDFInfo
- Publication number
- CA2367924C CA2367924C CA2367924A CA2367924A CA2367924C CA 2367924 C CA2367924 C CA 2367924C CA 2367924 A CA2367924 A CA 2367924A CA 2367924 A CA2367924 A CA 2367924A CA 2367924 C CA2367924 C CA 2367924C
- Authority
- CA
- Canada
- Prior art keywords
- optical medium
- optical
- layer
- substrate
- data encoded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 122
- 238000003860 storage Methods 0.000 title claims abstract description 5
- 239000003112 inhibitor Substances 0.000 title description 4
- 239000000758 substrate Substances 0.000 claims description 66
- 229910052751 metal Inorganic materials 0.000 claims description 35
- 239000002184 metal Substances 0.000 claims description 35
- 239000004922 lacquer Substances 0.000 claims description 29
- 230000008859 change Effects 0.000 claims description 17
- 229910052709 silver Inorganic materials 0.000 claims description 13
- 229910052782 aluminium Inorganic materials 0.000 claims description 12
- 239000003963 antioxidant agent Substances 0.000 claims description 11
- 230000003078 antioxidant effect Effects 0.000 claims description 11
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 8
- 230000002829 reductive effect Effects 0.000 claims description 7
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- 239000000376 reactant Substances 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 3
- 150000002902 organometallic compounds Chemical group 0.000 claims description 3
- 230000035699 permeability Effects 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- 238000002425 crystallisation Methods 0.000 claims description 2
- 230000008025 crystallization Effects 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims 7
- 238000010521 absorption reaction Methods 0.000 claims 1
- 230000000704 physical effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 19
- 238000000034 method Methods 0.000 abstract description 19
- 239000000463 material Substances 0.000 abstract description 13
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000002401 inhibitory effect Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 36
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 16
- 239000001301 oxygen Substances 0.000 description 16
- 229910052760 oxygen Inorganic materials 0.000 description 16
- 230000015556 catabolic process Effects 0.000 description 13
- 238000006731 degradation reaction Methods 0.000 description 13
- 230000008569 process Effects 0.000 description 12
- 241000206607 Porphyra umbilicalis Species 0.000 description 11
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 11
- 239000004332 silver Substances 0.000 description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 10
- 238000004806 packaging method and process Methods 0.000 description 10
- 239000012298 atmosphere Substances 0.000 description 7
- -1 poly(acrylonitrile) Polymers 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 229910001868 water Inorganic materials 0.000 description 7
- 230000000593 degrading effect Effects 0.000 description 6
- 230000007613 environmental effect Effects 0.000 description 6
- 230000004048 modification Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 239000004417 polycarbonate Substances 0.000 description 6
- 229920000515 polycarbonate Polymers 0.000 description 6
- 235000006708 antioxidants Nutrition 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 210000001787 dendrite Anatomy 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000005022 packaging material Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 230000002441 reversible effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000008707 rearrangement Effects 0.000 description 2
- 238000009877 rendering Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229910052716 thallium Inorganic materials 0.000 description 2
- 229940095095 2-hydroxyethyl acrylate Drugs 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- UBAZGMLMVVQSCD-UHFFFAOYSA-N carbon dioxide;molecular oxygen Chemical compound O=O.O=C=O UBAZGMLMVVQSCD-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229920000075 poly(4-vinylpyridine) Polymers 0.000 description 1
- 229920002006 poly(N-vinylimidazole) polymer Polymers 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910000108 silver(I,III) oxide Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- BKVIYDNLLOSFOA-UHFFFAOYSA-N thallium Chemical compound [Tl] BKVIYDNLLOSFOA-UHFFFAOYSA-N 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- 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
- G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
- G11B7/0037—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
- G11B23/281—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs by changing the physical properties of the record carrier
- G11B23/282—Limited play
-
- 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
- G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Optical Elements Other Than Lenses (AREA)
- Optical Recording Or Reproduction (AREA)
- Manufacturing Optical Record Carriers (AREA)
Applications Claiming Priority (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12592799P | 1999-03-23 | 1999-03-23 | |
| US60/125,927 | 1999-03-23 | ||
| US12819799P | 1999-04-07 | 1999-04-07 | |
| US60/128,197 | 1999-04-07 | ||
| US09/507,224 | 2000-02-18 | ||
| US09/507,224 US6537635B1 (en) | 1999-03-23 | 2000-02-18 | Pseudo-reflective read inhibitor for optical storage media |
| US09/507,490 US6511728B1 (en) | 1999-03-23 | 2000-02-18 | Pseudo-transmissive read inhibitor for optical storage media |
| US09/507,490 | 2000-02-18 | ||
| PCT/US2000/007961 WO2000056529A1 (en) | 1999-03-23 | 2000-03-23 | Pseudo-reflective read inhibitor for optical storage media |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2367924A1 CA2367924A1 (en) | 2000-09-28 |
| CA2367924C true CA2367924C (en) | 2010-10-05 |
Family
ID=27494606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2367924A Expired - Fee Related CA2367924C (en) | 1999-03-23 | 2000-03-23 | Pseudo-reflective read inhibitor for optical storage media |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP1171281B1 (https=) |
| JP (1) | JP2003524853A (https=) |
| AT (1) | ATE364495T1 (https=) |
| AU (1) | AU780904B2 (https=) |
| BR (1) | BR0009217A (https=) |
| CA (1) | CA2367924C (https=) |
| DE (1) | DE60035188T2 (https=) |
| ES (1) | ES2287007T3 (https=) |
| IL (1) | IL145513A0 (https=) |
| WO (1) | WO2000056529A1 (https=) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1950757A1 (en) * | 2001-06-05 | 2008-07-30 | Flexplay Technologies, Inc. | Limited play optical devices with interstitial reactive layer and methods of making same |
| US20030123302A1 (en) * | 2001-06-05 | 2003-07-03 | Thompson Robert F. | Limited play optical devices with interstitial reactive layer and methods of making same |
| EP1446801A2 (en) * | 2001-11-06 | 2004-08-18 | Aprilis, Inc. | Optical disk , card or media and method for coating of said optical disk, card or media |
| EP1324328A3 (en) | 2001-12-14 | 2007-04-04 | FUJIFILM Corporation | Method for producing an optical information recording medium |
| DE60326895D1 (de) | 2002-01-23 | 2009-05-07 | Fujifilm Corp | Optisches Informationsaufzeichnungsmedium |
| DE102005028520A1 (de) * | 2005-04-22 | 2006-11-02 | Markus Schedler | Datenträger, insbesondere optischer Datenträger, wie CD,DVD und dergleichen Speichermedium,. mit einer Entwertungsmöglichkeit |
| US20070020560A1 (en) * | 2005-05-27 | 2007-01-25 | Larson Lief C | Limited play optical discs |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5815484A (en) * | 1995-12-28 | 1998-09-29 | Hide And Seek Technologies L.L.C. | Copy protectable optical media device and methodology therefor |
| US6011772A (en) * | 1996-09-16 | 2000-01-04 | Spectradisc Corporation | Machine-readable optical disc with reading-inhibit agent |
| US6228440B1 (en) * | 1998-07-28 | 2001-05-08 | Motorola, Inc. | Perishable media information storage mechanism and method of fabrication |
-
2000
- 2000-03-23 DE DE60035188T patent/DE60035188T2/de not_active Expired - Lifetime
- 2000-03-23 IL IL14551300A patent/IL145513A0/xx active IP Right Grant
- 2000-03-23 CA CA2367924A patent/CA2367924C/en not_active Expired - Fee Related
- 2000-03-23 AT AT00919641T patent/ATE364495T1/de not_active IP Right Cessation
- 2000-03-23 ES ES00919641T patent/ES2287007T3/es not_active Expired - Lifetime
- 2000-03-23 BR BR0009217-7A patent/BR0009217A/pt not_active IP Right Cessation
- 2000-03-23 JP JP2000606412A patent/JP2003524853A/ja active Pending
- 2000-03-23 EP EP00919641A patent/EP1171281B1/en not_active Expired - Lifetime
- 2000-03-23 AU AU40297/00A patent/AU780904B2/en not_active Ceased
- 2000-03-23 WO PCT/US2000/007961 patent/WO2000056529A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| CA2367924A1 (en) | 2000-09-28 |
| AU4029700A (en) | 2000-10-09 |
| ES2287007T3 (es) | 2007-12-16 |
| DE60035188T2 (de) | 2007-09-27 |
| BR0009217A (pt) | 2002-04-09 |
| EP1171281A1 (en) | 2002-01-16 |
| ATE364495T1 (de) | 2007-07-15 |
| IL145513A0 (en) | 2002-06-30 |
| DE60035188D1 (de) | 2007-07-26 |
| WO2000056529A1 (en) | 2000-09-28 |
| EP1171281A4 (en) | 2005-04-13 |
| JP2003524853A (ja) | 2003-08-19 |
| AU780904B2 (en) | 2005-04-21 |
| EP1171281B1 (en) | 2007-06-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6537635B1 (en) | Pseudo-reflective read inhibitor for optical storage media | |
| US6511728B1 (en) | Pseudo-transmissive read inhibitor for optical storage media | |
| AU777945B2 (en) | Disposable optical storage media and manufacturing method | |
| US6641886B1 (en) | Directory read inhibitor for optical storage media | |
| AU2002305849B2 (en) | Limited play optical devices with interstitial reactive layer and methods of making same | |
| JP2003529172A6 (ja) | 使捨て式光学記憶媒体とその製造方法 | |
| AU2002305849A1 (en) | Limited play optical devices with interstitial reactive layer and methods of making same | |
| EP1559098A2 (en) | Limited-play optical media with improved shelf-life and playability | |
| US6917579B2 (en) | Limited play optical devices with interstitial reactive layer and methods of making same | |
| CA2367924C (en) | Pseudo-reflective read inhibitor for optical storage media | |
| JP2005525671A (ja) | 限定プレー光ディスク用環境制御パッケージ | |
| JP2003524853A5 (https=) | ||
| CA2379104A1 (en) | Disposable optical storage media and manufacturing method | |
| EP1950757A1 (en) | Limited play optical devices with interstitial reactive layer and methods of making same | |
| JPH02152038A (ja) | カートリッジ型情報記録媒体 | |
| KR19990049876A (ko) | 유기 광기록 디스크 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |