EP1917597A4 - POSSIBILITY OF SELECTIVE PLAYBACK OF CONTENT ON AN OPTICAL MEDIUM - Google Patents

POSSIBILITY OF SELECTIVE PLAYBACK OF CONTENT ON AN OPTICAL MEDIUM

Info

Publication number
EP1917597A4
EP1917597A4 EP06802278A EP06802278A EP1917597A4 EP 1917597 A4 EP1917597 A4 EP 1917597A4 EP 06802278 A EP06802278 A EP 06802278A EP 06802278 A EP06802278 A EP 06802278A EP 1917597 A4 EP1917597 A4 EP 1917597A4
Authority
EP
European Patent Office
Prior art keywords
content
optical medium
selectively enabling
enabling playback
playback
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.)
Withdrawn
Application number
EP06802278A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP1917597A2 (en
Inventor
Tony New
Richard Selinfreund
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.)
Veriloc LLC
Sony DADC US Inc
Original Assignee
Veriloc LLC
Sony DADC US Inc
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
Application filed by Veriloc LLC, Sony DADC US Inc filed Critical Veriloc LLC
Priority claimed from PCT/US2006/033134 external-priority patent/WO2007025076A2/en
Publication of EP1917597A2 publication Critical patent/EP1917597A2/en
Publication of EP1917597A4 publication Critical patent/EP1917597A4/en
Withdrawn legal-status Critical Current

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
    • 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)
  • Signal Processing (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
EP06802278A 2005-08-24 2006-08-23 POSSIBILITY OF SELECTIVE PLAYBACK OF CONTENT ON AN OPTICAL MEDIUM Withdrawn EP1917597A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US71117805P 2005-08-24 2005-08-24
PCT/US2006/033134 WO2007025076A2 (en) 2005-08-24 2006-08-23 Selectively enabling playback of content on an optical medium

Publications (2)

Publication Number Publication Date
EP1917597A2 EP1917597A2 (en) 2008-05-07
EP1917597A4 true EP1917597A4 (en) 2010-01-13

Family

ID=39263214

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06802278A Withdrawn EP1917597A4 (en) 2005-08-24 2006-08-23 POSSIBILITY OF SELECTIVE PLAYBACK OF CONTENT ON AN OPTICAL MEDIUM

Country Status (3)

Country Link
EP (1) EP1917597A4 (zh)
JP (1) JP2009506473A (zh)
CN (1) CN101278266A (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7926731B2 (en) * 2006-12-22 2011-04-19 International Business Machines Corporation Protected storage of data on optically-readable media
US8279731B2 (en) * 2009-07-09 2012-10-02 Lsi Corporation Preventing unauthorized use of optical discs

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999041738A1 (en) * 1998-02-11 1999-08-19 Mazer Terrence B Limited use optical playback device
US20030152019A1 (en) * 2001-06-05 2003-08-14 Thompson Robert F. Limited play optical devices with interstitial reactive layer and methods of making same
US20040110088A1 (en) * 2002-06-17 2004-06-10 Rakesh Vig Laser reactive dyes for DVD copy protection system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05159365A (ja) * 1991-12-05 1993-06-25 Kuraray Co Ltd 光ディスクおよび光・熱照射装置
US7486790B1 (en) * 2000-06-30 2009-02-03 Verification Technologies, Inc. Method and apparatus for controlling access to storage media
BR0304408A (pt) * 2002-04-10 2004-07-13 Verification Technologies Inc Processos dissuasor de réplica de teor em discos ópticos

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999041738A1 (en) * 1998-02-11 1999-08-19 Mazer Terrence B Limited use optical playback device
US20030152019A1 (en) * 2001-06-05 2003-08-14 Thompson Robert F. Limited play optical devices with interstitial reactive layer and methods of making same
US20040110088A1 (en) * 2002-06-17 2004-06-10 Rakesh Vig Laser reactive dyes for DVD copy protection system

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2007025076A2 *

Also Published As

Publication number Publication date
EP1917597A2 (en) 2008-05-07
CN101278266A (zh) 2008-10-01
JP2009506473A (ja) 2009-02-12

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20080307

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB NL

DAX Request for extension of the european patent (deleted)
RBV Designated contracting states (corrected)

Designated state(s): DE FR GB NL

A4 Supplementary search report drawn up and despatched

Effective date: 20091214

RIC1 Information provided on ipc code assigned before grant

Ipc: G11B 20/00 20060101AFI20091208BHEP

Ipc: G11B 7/24 20060101ALI20091208BHEP

Ipc: G06F 9/00 20060101ALI20091208BHEP

Ipc: G06F 12/00 20060101ALI20091208BHEP

17Q First examination report despatched

Effective date: 20100217

DAC Divisional application: reference to earlier application (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20130301