GB2343784B - Irregular optical disc - Google Patents

Irregular optical disc

Info

Publication number
GB2343784B
GB2343784B GB9927092A GB9927092A GB2343784B GB 2343784 B GB2343784 B GB 2343784B GB 9927092 A GB9927092 A GB 9927092A GB 9927092 A GB9927092 A GB 9927092A GB 2343784 B GB2343784 B GB 2343784B
Authority
GB
United Kingdom
Prior art keywords
optical disc
irregular optical
irregular
disc
optical
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
Application number
GB9927092A
Other versions
GB2343784A (en
GB9927092D0 (en
Inventor
Ching-Yuen Leung
Hiu-Hung Shek
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from HK98112034A external-priority patent/HK1008469A2/en
Application filed by Individual filed Critical Individual
Publication of GB9927092D0 publication Critical patent/GB9927092D0/en
Publication of GB2343784A publication Critical patent/GB2343784A/en
Application granted granted Critical
Publication of GB2343784B publication Critical patent/GB2343784B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/24003—Shapes of record carriers other than disc shape
    • G11B7/24012—Optical cards
GB9927092A 1998-11-16 1999-11-16 Irregular optical disc Expired - Fee Related GB2343784B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
HK98112034A HK1008469A2 (en) 1998-11-16 1998-11-16 Non-circular compact disc
US26636499A 1999-03-11 1999-03-11

Publications (3)

Publication Number Publication Date
GB9927092D0 GB9927092D0 (en) 2000-01-12
GB2343784A GB2343784A (en) 2000-05-17
GB2343784B true GB2343784B (en) 2001-08-01

Family

ID=26316740

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9927092A Expired - Fee Related GB2343784B (en) 1998-11-16 1999-11-16 Irregular optical disc

Country Status (1)

Country Link
GB (1) GB2343784B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2349733A (en) * 1999-05-01 2000-11-08 Orcom Ltd Data carrier with detachable data carrying portion
CH691205A5 (en) * 1999-07-09 2001-05-15 Al Askari Raad Drawer for a CD and / or DVD drive.
GB2371400A (en) * 2000-10-07 2002-07-24 Michael Andrew Nicholas Optical disc with non-circular aperture
NL1023962C2 (en) * 2003-07-21 2005-01-24 Fountain Tech Bv Packaging for CD or DVD and assembly of such packaging and a CD or DVD.
GB2404871A (en) * 2003-08-15 2005-02-16 Leonard Storey A puzzle with a CD centrepiece

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462036A (en) * 1982-10-14 1984-07-24 Eastman Kodak Company Optical disc assemblies for optical disc write/read apparatus
GB2155684A (en) * 1984-02-14 1985-09-25 Philips Nv Optically readable storage disc
WO1997018942A1 (en) * 1995-11-22 1997-05-29 Astral L.L.C. Method and apparatus for manufacturing compact discs having a non-round outer profile
US5774446A (en) * 1995-12-27 1998-06-30 Borsadia; Suresh Segmented audio and visual compact disks
EP0883091A2 (en) * 1997-06-06 1998-12-09 Cuba GmbH, International Marketing Concept Admission document
US5852598A (en) * 1995-12-19 1998-12-22 Wiest; Peter P. Disk-shaped sound recording medium, especially CD

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4462036A (en) * 1982-10-14 1984-07-24 Eastman Kodak Company Optical disc assemblies for optical disc write/read apparatus
GB2155684A (en) * 1984-02-14 1985-09-25 Philips Nv Optically readable storage disc
WO1997018942A1 (en) * 1995-11-22 1997-05-29 Astral L.L.C. Method and apparatus for manufacturing compact discs having a non-round outer profile
US5852598A (en) * 1995-12-19 1998-12-22 Wiest; Peter P. Disk-shaped sound recording medium, especially CD
US5774446A (en) * 1995-12-27 1998-06-30 Borsadia; Suresh Segmented audio and visual compact disks
EP0883091A2 (en) * 1997-06-06 1998-12-09 Cuba GmbH, International Marketing Concept Admission document

Also Published As

Publication number Publication date
GB2343784A (en) 2000-05-17
GB9927092D0 (en) 2000-01-12

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Legal Events

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Effective date: 20031116

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